diff options
Diffstat (limited to 'arch')
293 files changed, 4107 insertions, 2877 deletions
diff --git a/arch/alpha/kernel/pci.c b/arch/alpha/kernel/pci.c index ff8cb63..a3b9388 100644 --- a/arch/alpha/kernel/pci.c +++ b/arch/alpha/kernel/pci.c @@ -320,24 +320,6 @@ pcibios_update_irq(struct pci_dev *dev, int irq) pci_write_config_byte(dev, PCI_INTERRUPT_LINE, irq); } -/* Most Alphas have straight-forward swizzling needs. */ - -u8 __init -common_swizzle(struct pci_dev *dev, u8 *pinp) -{ - u8 pin = *pinp; - - while (dev->bus->parent) { - pin = bridge_swizzle(pin, PCI_SLOT(dev->devfn)); - /* Move up the chain of bridges. */ - dev = dev->bus->self; - } - *pinp = pin; - - /* The slot is the slot of the last bridge. */ - return PCI_SLOT(dev->devfn); -} - void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, struct resource *res) diff --git a/arch/alpha/kernel/pci_impl.h b/arch/alpha/kernel/pci_impl.h index f8b7499..00edd04 100644 --- a/arch/alpha/kernel/pci_impl.h +++ b/arch/alpha/kernel/pci_impl.h @@ -106,16 +106,11 @@ struct pci_iommu_arena; * Where A = pin 1, B = pin 2 and so on and pin=0 = default = A. * Thus, each swizzle is ((pin-1) + (device#-4)) % 4 * - * The following code swizzles for exactly one bridge. The routine - * common_swizzle below handles multiple bridges. But there are a - * couple boards that do strange things, so we define this here. + * pci_swizzle_interrupt_pin() swizzles for exactly one bridge. The routine + * pci_common_swizzle() handles multiple bridges. But there are a + * couple boards that do strange things. */ -static inline u8 bridge_swizzle(u8 pin, u8 slot) -{ - return (((pin-1) + slot) % 4) + 1; -} - /* The following macro is used to implement the table-based irq mapping function for all single-bus Alphas. */ @@ -184,7 +179,7 @@ extern int pci_probe_only; extern unsigned long alpha_agpgart_size; extern void common_init_pci(void); -extern u8 common_swizzle(struct pci_dev *, u8 *); +#define common_swizzle pci_common_swizzle extern struct pci_controller *alloc_pci_controller(void); extern struct resource *alloc_resource(void); diff --git a/arch/alpha/kernel/sys_dp264.c b/arch/alpha/kernel/sys_dp264.c index ab44c16..9c9d1fd 100644 --- a/arch/alpha/kernel/sys_dp264.c +++ b/arch/alpha/kernel/sys_dp264.c @@ -481,7 +481,7 @@ monet_swizzle(struct pci_dev *dev, u8 *pinp) slot = PCI_SLOT(dev->devfn); break; } - pin = bridge_swizzle(pin, PCI_SLOT(dev->devfn)) ; + pin = pci_swizzle_interrupt_pin(dev, pin); /* Move up the chain of bridges. */ dev = dev->bus->self; diff --git a/arch/alpha/kernel/sys_eiger.c b/arch/alpha/kernel/sys_eiger.c index 7ef3b6f..baf60f3 100644 --- a/arch/alpha/kernel/sys_eiger.c +++ b/arch/alpha/kernel/sys_eiger.c @@ -204,7 +204,7 @@ eiger_swizzle(struct pci_dev *dev, u8 *pinp) break; } /* Must be a card-based bridge. */ - pin = bridge_swizzle(pin, PCI_SLOT(dev->devfn)); + pin = pci_swizzle_interrupt_pin(dev, pin); /* Move up the chain of bridges. */ dev = dev->bus->self; diff --git a/arch/alpha/kernel/sys_miata.c b/arch/alpha/kernel/sys_miata.c index 910b43c..61ccd95 100644 --- a/arch/alpha/kernel/sys_miata.c +++ b/arch/alpha/kernel/sys_miata.c @@ -219,7 +219,7 @@ miata_swizzle(struct pci_dev *dev, u8 *pinp) slot = PCI_SLOT(dev->devfn) + 9; break; } - pin = bridge_swizzle(pin, PCI_SLOT(dev->devfn)); + pin = pci_swizzle_interrupt_pin(dev, pin); /* Move up the chain of bridges. */ dev = dev->bus->self; diff --git a/arch/alpha/kernel/sys_noritake.c b/arch/alpha/kernel/sys_noritake.c index eb2a1d6..538876b 100644 --- a/arch/alpha/kernel/sys_noritake.c +++ b/arch/alpha/kernel/sys_noritake.c @@ -257,7 +257,7 @@ noritake_swizzle(struct pci_dev *dev, u8 *pinp) slot = PCI_SLOT(dev->devfn) + 15; break; } - pin = bridge_swizzle(pin, PCI_SLOT(dev->devfn)) ; + pin = pci_swizzle_interrupt_pin(dev, pin); /* Move up the chain of bridges. */ dev = dev->bus->self; diff --git a/arch/alpha/kernel/sys_ruffian.c b/arch/alpha/kernel/sys_ruffian.c index 5b99cf3..f15a329 100644 --- a/arch/alpha/kernel/sys_ruffian.c +++ b/arch/alpha/kernel/sys_ruffian.c @@ -160,7 +160,7 @@ ruffian_swizzle(struct pci_dev *dev, u8 *pinp) slot = PCI_SLOT(dev->devfn) + 10; break; } - pin = bridge_swizzle(pin, PCI_SLOT(dev->devfn)); + pin = pci_swizzle_interrupt_pin(dev, pin); /* Move up the chain of bridges. */ dev = dev->bus->self; diff --git a/arch/alpha/kernel/sys_sable.c b/arch/alpha/kernel/sys_sable.c index a4555f4..d232e42 100644 --- a/arch/alpha/kernel/sys_sable.c +++ b/arch/alpha/kernel/sys_sable.c @@ -425,7 +425,7 @@ lynx_swizzle(struct pci_dev *dev, u8 *pinp) slot = PCI_SLOT(dev->devfn) + 11; break; } - pin = bridge_swizzle(pin, PCI_SLOT(dev->devfn)) ; + pin = pci_swizzle_interrupt_pin(dev, pin); /* Move up the chain of bridges. */ dev = dev->bus->self; diff --git a/arch/arm/configs/clps7500_defconfig b/arch/arm/configs/clps7500_defconfig deleted file mode 100644 index 49e9f9d..0000000 --- a/arch/arm/configs/clps7500_defconfig +++ /dev/null @@ -1,801 +0,0 @@ -# -# Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-rc1-bk2 -# Sun Mar 27 17:20:48 2005 -# -CONFIG_ARM=y -CONFIG_MMU=y -CONFIG_UID16=y -CONFIG_RWSEM_GENERIC_SPINLOCK=y -CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_GENERIC_IOMAP=y - -# -# Code maturity level options -# -CONFIG_EXPERIMENTAL=y -CONFIG_CLEAN_COMPILE=y -CONFIG_BROKEN_ON_SMP=y - -# -# General setup -# -CONFIG_LOCALVERSION="" -CONFIG_SWAP=y -CONFIG_SYSVIPC=y -# CONFIG_POSIX_MQUEUE is not set -# CONFIG_BSD_PROCESS_ACCT is not set -# CONFIG_SYSCTL is not set -# CONFIG_AUDIT is not set -# CONFIG_HOTPLUG is not set -CONFIG_KOBJECT_UEVENT=y -# CONFIG_IKCONFIG is not set -CONFIG_EMBEDDED=y -CONFIG_KALLSYMS=y -# CONFIG_KALLSYMS_EXTRA_PASS is not set -CONFIG_BASE_FULL=y -CONFIG_FUTEX=y -CONFIG_EPOLL=y -CONFIG_CC_OPTIMIZE_FOR_SIZE=y -CONFIG_SHMEM=y -CONFIG_CC_ALIGN_FUNCTIONS=0 -CONFIG_CC_ALIGN_LABELS=0 -CONFIG_CC_ALIGN_LOOPS=0 -CONFIG_CC_ALIGN_JUMPS=0 -# CONFIG_TINY_SHMEM is not set -CONFIG_BASE_SMALL=0 - -# -# Loadable module support -# -# CONFIG_MODULES is not set - -# -# System Type -# -CONFIG_ARCH_CLPS7500=y -# CONFIG_ARCH_CLPS711X is not set -# CONFIG_ARCH_CO285 is not set -# CONFIG_ARCH_EBSA110 is not set -# CONFIG_ARCH_FOOTBRIDGE is not set -# CONFIG_ARCH_INTEGRATOR is not set -# CONFIG_ARCH_IOP3XX is not set -# CONFIG_ARCH_IXP4XX is not set -# CONFIG_ARCH_IXP2000 is not set -# CONFIG_ARCH_L7200 is not set -# CONFIG_ARCH_PXA is not set -# CONFIG_ARCH_RPC is not set -# CONFIG_ARCH_SA1100 is not set -# CONFIG_ARCH_S3C2410 is not set -# CONFIG_ARCH_SHARK is not set -# CONFIG_ARCH_LH7A40X is not set -# CONFIG_ARCH_OMAP is not set -# CONFIG_ARCH_VERSATILE is not set -# CONFIG_ARCH_IMX is not set -# CONFIG_ARCH_H720X is not set - -# -# Processor Type -# -CONFIG_CPU_32=y -CONFIG_CPU_ARM710=y -CONFIG_CPU_32v3=y -CONFIG_CPU_CACHE_V3=y -CONFIG_CPU_CACHE_VIVT=y -CONFIG_CPU_COPY_V3=y -CONFIG_CPU_TLB_V3=y - -# -# Processor Features -# -CONFIG_TIMER_ACORN=y - -# -# Bus support -# -CONFIG_ISA=y - -# -# PCCARD (PCMCIA/CardBus) support -# -# CONFIG_PCCARD is not set - -# -# Kernel Features -# -# CONFIG_PREEMPT is not set -CONFIG_ALIGNMENT_TRAP=y - -# -# Boot options -# -CONFIG_ZBOOT_ROM_TEXT=0x0 -CONFIG_ZBOOT_ROM_BSS=0x0 -CONFIG_CMDLINE="mem=16M root=nfs" -# CONFIG_XIP_KERNEL is not set - -# -# Floating point emulation -# - -# -# At least one emulation must be selected -# -# CONFIG_FPE_NWFPE is not set - -# -# Userspace binary formats -# -CONFIG_BINFMT_ELF=y -# CONFIG_BINFMT_AOUT is not set -# CONFIG_BINFMT_MISC is not set -# CONFIG_ARTHUR is not set - -# -# Power management options -# -# CONFIG_PM is not set - -# -# Device Drivers -# - -# -# Generic Driver Options -# -CONFIG_STANDALONE=y -CONFIG_PREVENT_FIRMWARE_BUILD=y -# CONFIG_FW_LOADER is not set - -# -# Memory Technology Devices (MTD) -# -CONFIG_MTD=y -# CONFIG_MTD_DEBUG is not set -# CONFIG_MTD_CONCAT is not set -# CONFIG_MTD_PARTITIONS is not set - -# -# User Modules And Translation Layers -# -# CONFIG_MTD_CHAR is not set -# CONFIG_MTD_BLOCK is not set -# CONFIG_MTD_BLOCK_RO is not set -# CONFIG_FTL is not set -# CONFIG_NFTL is not set -# CONFIG_INFTL is not set - -# -# RAM/ROM/Flash chip drivers -# -# CONFIG_MTD_CFI is not set -# CONFIG_MTD_JEDECPROBE is not set -CONFIG_MTD_MAP_BANK_WIDTH_1=y -CONFIG_MTD_MAP_BANK_WIDTH_2=y -CONFIG_MTD_MAP_BANK_WIDTH_4=y -# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set -# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set -# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set -CONFIG_MTD_CFI_I1=y -CONFIG_MTD_CFI_I2=y -# CONFIG_MTD_CFI_I4 is not set -# CONFIG_MTD_CFI_I8 is not set -# CONFIG_MTD_RAM is not set -# CONFIG_MTD_ROM is not set -# CONFIG_MTD_ABSENT is not set - -# -# Mapping drivers for chip access -# -# CONFIG_MTD_COMPLEX_MAPPINGS is not set - -# -# Self-contained MTD device drivers -# -# CONFIG_MTD_SLRAM is not set -# CONFIG_MTD_PHRAM is not set -# CONFIG_MTD_MTDRAM is not set -# CONFIG_MTD_BLKMTD is not set -# CONFIG_MTD_BLOCK2MTD is not set - -# -# Disk-On-Chip Device Drivers -# -# CONFIG_MTD_DOC2000 is not set -# CONFIG_MTD_DOC2001 is not set -# CONFIG_MTD_DOC2001PLUS is not set - -# -# NAND Flash Device Drivers -# -# CONFIG_MTD_NAND is not set - -# -# Parallel port support -# -CONFIG_PARPORT=y -CONFIG_PARPORT_PC=y -CONFIG_PARPORT_PC_FIFO=y -# CONFIG_PARPORT_PC_SUPERIO is not set -# CONFIG_PARPORT_ARC is not set -# CONFIG_PARPORT_GSC is not set -CONFIG_PARPORT_1284=y - -# -# Plug and Play support -# -# CONFIG_PNP is not set - -# -# Block devices -# -# CONFIG_BLK_DEV_FD is not set -# CONFIG_BLK_DEV_XD is not set -# CONFIG_PARIDE is not set -# CONFIG_BLK_DEV_COW_COMMON is not set -# CONFIG_BLK_DEV_LOOP is not set -CONFIG_BLK_DEV_NBD=y -CONFIG_BLK_DEV_RAM=y -CONFIG_BLK_DEV_RAM_COUNT=16 -CONFIG_BLK_DEV_RAM_SIZE=4096 -# CONFIG_BLK_DEV_INITRD is not set -CONFIG_INITRAMFS_SOURCE="" -# CONFIG_CDROM_PKTCDVD is not set - -# -# IO Schedulers -# -CONFIG_IOSCHED_NOOP=y -CONFIG_IOSCHED_AS=y -CONFIG_IOSCHED_DEADLINE=y -CONFIG_IOSCHED_CFQ=y -# CONFIG_ATA_OVER_ETH is not set - -# -# ATA/ATAPI/MFM/RLL support -# -# CONFIG_IDE is not set - -# -# SCSI device support -# -# CONFIG_SCSI is not set - -# -# Multi-device support (RAID and LVM) -# -# CONFIG_MD is not set - -# -# Fusion MPT device support -# - -# -# IEEE 1394 (FireWire) support -# - -# -# I2O device support -# - -# -# Networking support -# -CONFIG_NET=y - -# -# Networking options -# -# CONFIG_PACKET is not set -# CONFIG_NETLINK_DEV is not set -CONFIG_UNIX=y -# CONFIG_NET_KEY is not set -CONFIG_INET=y -# CONFIG_IP_MULTICAST is not set -# CONFIG_IP_ADVANCED_ROUTER is not set -CONFIG_IP_PNP=y -# CONFIG_IP_PNP_DHCP is not set -CONFIG_IP_PNP_BOOTP=y -# CONFIG_IP_PNP_RARP is not set -# CONFIG_NET_IPIP is not set -# CONFIG_NET_IPGRE is not set -# CONFIG_ARPD is not set -# CONFIG_SYN_COOKIES is not set -# CONFIG_INET_AH is not set -# CONFIG_INET_ESP is not set -# CONFIG_INET_IPCOMP is not set -# CONFIG_INET_TUNNEL is not set -CONFIG_IP_TCPDIAG=y -# CONFIG_IP_TCPDIAG_IPV6 is not set -# CONFIG_IPV6 is not set -# CONFIG_NETFILTER is not set - -# -# SCTP Configuration (EXPERIMENTAL) -# -# CONFIG_IP_SCTP is not set -# CONFIG_ATM is not set -# CONFIG_BRIDGE is not set -# CONFIG_VLAN_8021Q is not set -# CONFIG_DECNET is not set -# CONFIG_LLC2 is not set -# CONFIG_IPX is not set -# CONFIG_ATALK is not set -# CONFIG_X25 is not set -# CONFIG_LAPB is not set -# CONFIG_NET_DIVERT is not set -# CONFIG_ECONET is not set -# CONFIG_WAN_ROUTER is not set - -# -# QoS and/or fair queueing -# -# CONFIG_NET_SCHED is not set -# CONFIG_NET_CLS_ROUTE is not set - -# -# Network testing -# -# CONFIG_NET_PKTGEN is not set -# CONFIG_NETPOLL is not set -# CONFIG_NET_POLL_CONTROLLER is not set -# CONFIG_HAMRADIO is not set -# CONFIG_IRDA is not set -# CONFIG_BT is not set -CONFIG_NETDEVICES=y -CONFIG_DUMMY=y -# CONFIG_BONDING is not set -# CONFIG_EQUALIZER is not set -# CONFIG_TUN is not set - -# -# ARCnet devices -# -# CONFIG_ARCNET is not set - -# -# Ethernet (10 or 100Mbit) -# -CONFIG_NET_ETHERNET=y -# CONFIG_MII is not set -# CONFIG_NET_VENDOR_3COM is not set -# CONFIG_LANCE is not set -# CONFIG_NET_VENDOR_SMC is not set -# CONFIG_SMC91X is not set -# CONFIG_NET_VENDOR_RACAL is not set -# CONFIG_AT1700 is not set -# CONFIG_DEPCA is not set -# CONFIG_HP100 is not set -# CONFIG_NET_ISA is not set -CONFIG_NET_PCI=y -# CONFIG_AC3200 is not set -# CONFIG_APRICOT is not set -CONFIG_CS89x0=y -# CONFIG_NET_POCKET is not set - -# -# Ethernet (1000 Mbit) -# - -# -# Ethernet (10000 Mbit) -# - -# -# Token Ring devices -# -# CONFIG_TR is not set - -# -# Wireless LAN (non-hamradio) -# -# CONFIG_NET_RADIO is not set - -# -# Wan interfaces -# -# CONFIG_WAN is not set -# CONFIG_PLIP is not set -CONFIG_PPP=y -# CONFIG_PPP_MULTILINK is not set -# CONFIG_PPP_FILTER is not set -# CONFIG_PPP_ASYNC is not set -# CONFIG_PPP_SYNC_TTY is not set -# CONFIG_PPP_DEFLATE is not set -# CONFIG_PPP_BSDCOMP is not set -# CONFIG_PPPOE is not set -CONFIG_SLIP=y -CONFIG_SLIP_COMPRESSED=y -# CONFIG_SLIP_SMART is not set -# CONFIG_SLIP_MODE_SLIP6 is not set -# CONFIG_SHAPER is not set -# CONFIG_NETCONSOLE is not set - -# -# ISDN subsystem -# -# CONFIG_ISDN is not set - -# -# Input device support -# -CONFIG_INPUT=y - -# -# Userland interfaces -# -CONFIG_INPUT_MOUSEDEV=y -CONFIG_INPUT_MOUSEDEV_PSAUX=y -CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024 -CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768 -# CONFIG_INPUT_JOYDEV is not set -# CONFIG_INPUT_TSDEV is not set -# CONFIG_INPUT_EVDEV is not set -# CONFIG_INPUT_EVBUG is not set - -# -# Input Device Drivers -# -CONFIG_INPUT_KEYBOARD=y -CONFIG_KEYBOARD_ATKBD=y -# CONFIG_KEYBOARD_SUNKBD is not set -# CONFIG_KEYBOARD_LKKBD is not set -# CONFIG_KEYBOARD_XTKBD is not set -# CONFIG_KEYBOARD_NEWTON is not set -CONFIG_INPUT_MOUSE=y -CONFIG_MOUSE_PS2=y -# CONFIG_MOUSE_SERIAL is not set -# CONFIG_MOUSE_INPORT is not set -# CONFIG_MOUSE_LOGIBM is not set -# CONFIG_MOUSE_PC110PAD is not set -# CONFIG_MOUSE_VSXXXAA is not set -# CONFIG_INPUT_JOYSTICK is not set -# CONFIG_INPUT_TOUCHSCREEN is not set -# CONFIG_INPUT_MISC is not set - -# -# Hardware I/O ports -# -CONFIG_SERIO=y -# CONFIG_SERIO_SERPORT is not set -# CONFIG_SERIO_PARKBD is not set -CONFIG_SERIO_RPCKBD=y -CONFIG_SERIO_LIBPS2=y -# CONFIG_SERIO_RAW is not set -# CONFIG_GAMEPORT is not set -CONFIG_SOUND_GAMEPORT=y - -# -# Character devices -# -CONFIG_VT=y -CONFIG_VT_CONSOLE=y -CONFIG_HW_CONSOLE=y -# CONFIG_SERIAL_NONSTANDARD is not set - -# -# Serial drivers -# -CONFIG_SERIAL_8250=y -CONFIG_SERIAL_8250_CONSOLE=y -CONFIG_SERIAL_8250_NR_UARTS=4 -# CONFIG_SERIAL_8250_EXTENDED is not set - -# -# Non-8250 serial port support -# -CONFIG_SERIAL_CORE=y -CONFIG_SERIAL_CORE_CONSOLE=y -CONFIG_UNIX98_PTYS=y -CONFIG_LEGACY_PTYS=y -CONFIG_LEGACY_PTY_COUNT=256 -CONFIG_PRINTER=y -# CONFIG_LP_CONSOLE is not set -# CONFIG_PPDEV is not set -# CONFIG_TIPAR is not set - -# -# IPMI -# -# CONFIG_IPMI_HANDLER is not set - -# -# Watchdog Cards -# -# CONFIG_WATCHDOG is not set -# CONFIG_NVRAM is not set -# CONFIG_RTC is not set -# CONFIG_DTLK is not set -# CONFIG_R3964 is not set - -# -# Ftape, the floppy tape device driver -# -# CONFIG_DRM is not set -# CONFIG_RAW_DRIVER is not set - -# -# TPM devices -# -# CONFIG_TCG_TPM is not set - -# -# I2C support -# -CONFIG_I2C=y -# CONFIG_I2C_CHARDEV is not set - -# -# I2C Algorithms -# -CONFIG_I2C_ALGOBIT=y -# CONFIG_I2C_ALGOPCF is not set -# CONFIG_I2C_ALGOPCA is not set - -# -# I2C Hardware Bus support -# -# CONFIG_I2C_ELEKTOR is not set -# CONFIG_I2C_PARPORT is not set -# CONFIG_I2C_PARPORT_LIGHT is not set -# CONFIG_I2C_PCA_ISA is not set - -# -# Hardware Sensors Chip support -# -# CONFIG_I2C_SENSOR is not set -# CONFIG_SENSORS_ADM1021 is not set -# CONFIG_SENSORS_ADM1025 is not set -# CONFIG_SENSORS_ADM1026 is not set -# CONFIG_SENSORS_ADM1031 is not set -# CONFIG_SENSORS_ASB100 is not set -# CONFIG_SENSORS_DS1621 is not set -# CONFIG_SENSORS_FSCHER is not set -# CONFIG_SENSORS_FSCPOS is not set -# CONFIG_SENSORS_GL518SM is not set -# CONFIG_SENSORS_GL520SM is not set -# CONFIG_SENSORS_IT87 is not set -# CONFIG_SENSORS_LM63 is not set -# CONFIG_SENSORS_LM75 is not set -# CONFIG_SENSORS_LM77 is not set -# CONFIG_SENSORS_LM78 is not set -# CONFIG_SENSORS_LM80 is not set -# CONFIG_SENSORS_LM83 is not set -# CONFIG_SENSORS_LM85 is not set -# CONFIG_SENSORS_LM87 is not set -# CONFIG_SENSORS_LM90 is not set -# CONFIG_SENSORS_MAX1619 is not set -# CONFIG_SENSORS_PC87360 is not set -# CONFIG_SENSORS_SMSC47B397 is not set -# CONFIG_SENSORS_SMSC47M1 is not set -# CONFIG_SENSORS_W83781D is not set -# CONFIG_SENSORS_W83L785TS is not set -# CONFIG_SENSORS_W83627HF is not set - -# -# Other I2C Chip support -# -# CONFIG_SENSORS_EEPROM is not set -# CONFIG_SENSORS_PCF8574 is not set -# CONFIG_SENSORS_PCF8591 is not set -# CONFIG_SENSORS_RTC8564 is not set -# CONFIG_I2C_DEBUG_CORE is not set -# CONFIG_I2C_DEBUG_ALGO is not set -# CONFIG_I2C_DEBUG_BUS is not set -# CONFIG_I2C_DEBUG_CHIP is not set - -# -# Misc devices -# - -# -# Multimedia devices -# -# CONFIG_VIDEO_DEV is not set - -# -# Digital Video Broadcasting Devices -# -# CONFIG_DVB is not set - -# -# Graphics support -# -CONFIG_FB=y -CONFIG_FB_CFB_FILLRECT=y -CONFIG_FB_CFB_COPYAREA=y -CONFIG_FB_CFB_IMAGEBLIT=y -CONFIG_FB_SOFT_CURSOR=y -# CONFIG_FB_MODE_HELPERS is not set -# CONFIG_FB_TILEBLITTING is not set -CONFIG_FB_ACORN=y -# CONFIG_FB_VIRTUAL is not set - -# -# Console display driver support -# -# CONFIG_VGA_CONSOLE is not set -# CONFIG_MDA_CONSOLE is not set -CONFIG_DUMMY_CONSOLE=y -CONFIG_FRAMEBUFFER_CONSOLE=y -CONFIG_FONTS=y -CONFIG_FONT_8x8=y -CONFIG_FONT_8x16=y -# CONFIG_FONT_6x11 is not set -# CONFIG_FONT_PEARL_8x8 is not set -# CONFIG_FONT_ACORN_8x8 is not set -# CONFIG_FONT_MINI_4x6 is not set -# CONFIG_FONT_SUN8x16 is not set -# CONFIG_FONT_SUN12x22 is not set - -# -# Logo configuration -# -CONFIG_LOGO=y -CONFIG_LOGO_LINUX_MONO=y -CONFIG_LOGO_LINUX_VGA16=y -CONFIG_LOGO_LINUX_CLUT224=y -# CONFIG_BACKLIGHT_LCD_SUPPORT is not set - -# -# Sound -# -# CONFIG_SOUND is not set - -# -# USB support -# -CONFIG_USB_ARCH_HAS_HCD=y -# CONFIG_USB_ARCH_HAS_OHCI is not set -# CONFIG_USB is not set - -# -# USB Gadget Support -# -# CONFIG_USB_GADGET is not set - -# -# MMC/SD Card support -# -# CONFIG_MMC is not set - -# -# File systems -# -CONFIG_EXT2_FS=y -# CONFIG_EXT2_FS_XATTR is not set -# CONFIG_EXT3_FS is not set -# CONFIG_JBD is not set -# CONFIG_REISERFS_FS is not set -# CONFIG_JFS_FS is not set - -# -# XFS support -# -# CONFIG_XFS_FS is not set -CONFIG_MINIX_FS=y -# CONFIG_ROMFS_FS is not set -# CONFIG_QUOTA is not set -CONFIG_DNOTIFY=y -# CONFIG_AUTOFS_FS is not set -# CONFIG_AUTOFS4_FS is not set - -# -# CD-ROM/DVD Filesystems -# -# CONFIG_ISO9660_FS is not set -# CONFIG_UDF_FS is not set - -# -# DOS/FAT/NT Filesystems -# -# CONFIG_MSDOS_FS is not set -# CONFIG_VFAT_FS is not set -# CONFIG_NTFS_FS is not set - -# -# Pseudo filesystems -# -CONFIG_PROC_FS=y -CONFIG_SYSFS=y -# CONFIG_DEVFS_FS is not set -# CONFIG_DEVPTS_FS_XATTR is not set -# CONFIG_TMPFS is not set -# CONFIG_HUGETLB_PAGE is not set -CONFIG_RAMFS=y - -# -# Miscellaneous filesystems -# -# CONFIG_ADFS_FS is not set -# CONFIG_AFFS_FS is not set -# CONFIG_HFS_FS is not set -# CONFIG_HFSPLUS_FS is not set -# CONFIG_BEFS_FS is not set -# CONFIG_BFS_FS is not set -# CONFIG_EFS_FS is not set -# CONFIG_JFFS_FS is not set -# CONFIG_JFFS2_FS is not set -# CONFIG_CRAMFS is not set -# CONFIG_VXFS_FS is not set -# CONFIG_HPFS_FS is not set -# CONFIG_QNX4FS_FS is not set -# CONFIG_SYSV_FS is not set -# CONFIG_UFS_FS is not set - -# -# Network File Systems -# -CONFIG_NFS_FS=y -# CONFIG_NFS_V3 is not set -# CONFIG_NFS_V4 is not set -# CONFIG_NFS_DIRECTIO is not set -# CONFIG_NFSD is not set -CONFIG_ROOT_NFS=y -CONFIG_LOCKD=y -CONFIG_SUNRPC=y -# CONFIG_RPCSEC_GSS_KRB5 is not set -# CONFIG_RPCSEC_GSS_SPKM3 is not set -# CONFIG_SMB_FS is not set -# CONFIG_CIFS is not set -# CONFIG_NCP_FS is not set -# CONFIG_CODA_FS is not set -# CONFIG_AFS_FS is not set - -# -# Partition Types -# -CONFIG_PARTITION_ADVANCED=y -# CONFIG_ACORN_PARTITION is not set -# CONFIG_OSF_PARTITION is not set -# CONFIG_AMIGA_PARTITION is not set -# CONFIG_ATARI_PARTITION is not set -# CONFIG_MAC_PARTITION is not set -# CONFIG_MSDOS_PARTITION is not set -# CONFIG_LDM_PARTITION is not set -# CONFIG_SGI_PARTITION is not set -# CONFIG_ULTRIX_PARTITION is not set -# CONFIG_SUN_PARTITION is not set -# CONFIG_EFI_PARTITION is not set - -# -# Native Language Support -# -# CONFIG_NLS is not set - -# -# Profiling support -# -# CONFIG_PROFILING is not set - -# -# Kernel hacking -# -# CONFIG_PRINTK_TIME is not set -# CONFIG_DEBUG_KERNEL is not set -CONFIG_LOG_BUF_SHIFT=14 -# CONFIG_DEBUG_BUGVERBOSE is not set -CONFIG_FRAME_POINTER=y -# CONFIG_DEBUG_USER is not set - -# -# Security options -# -# CONFIG_KEYS is not set -# CONFIG_SECURITY is not set - -# -# Cryptographic options -# -# CONFIG_CRYPTO is not set - -# -# Hardware crypto devices -# - -# -# Library routines -# -# CONFIG_CRC_CCITT is not set -CONFIG_CRC32=y -# CONFIG_LIBCRC32C is not set diff --git a/arch/arm/include/asm/mach/pci.h b/arch/arm/include/asm/mach/pci.h index 32da1ae..a38bdc7 100644 --- a/arch/arm/include/asm/mach/pci.h +++ b/arch/arm/include/asm/mach/pci.h @@ -42,7 +42,7 @@ struct pci_sys_data { /* * This is the standard PCI-PCI bridge swizzling algorithm. */ -u8 pci_std_swizzle(struct pci_dev *dev, u8 *pinp); +#define pci_std_swizzle pci_common_swizzle /* * Call this with your hw_pci struct to initialise the PCI system. diff --git a/arch/arm/include/asm/mmu.h b/arch/arm/include/asm/mmu.h index 53099d4..b561584 100644 --- a/arch/arm/include/asm/mmu.h +++ b/arch/arm/include/asm/mmu.h @@ -24,7 +24,6 @@ typedef struct { * modified for 2.6 by Hyok S. Choi <hyok.choi@samsung.com> */ typedef struct { - struct vm_list_struct *vmlist; unsigned long end_brk; } mm_context_t; diff --git a/arch/arm/kernel/bios32.c b/arch/arm/kernel/bios32.c index 17a59b6..8096819 100644 --- a/arch/arm/kernel/bios32.c +++ b/arch/arm/kernel/bios32.c @@ -480,33 +480,6 @@ EXPORT_SYMBOL(pcibios_bus_to_resource); #endif /* - * This is the standard PCI-PCI bridge swizzling algorithm: - * - * Dev: 0 1 2 3 - * A A B C D - * B B C D A - * C C D A B - * D D A B C - * ^^^^^^^^^^ irq pin on bridge - */ -u8 __devinit pci_std_swizzle(struct pci_dev *dev, u8 *pinp) -{ - int pin = *pinp - 1; - - while (dev->bus->self) { - pin = (pin + PCI_SLOT(dev->devfn)) & 3; - /* - * move up the chain of bridges, - * swizzling as we go. - */ - dev = dev->bus->self; - } - *pinp = pin + 1; - - return PCI_SLOT(dev->devfn); -} - -/* * Swizzle the device pin each time we cross a bridge. * This might update pin and returns the slot number. */ diff --git a/arch/arm/kernel/isa.c b/arch/arm/kernel/isa.c index 50a30bc..8ac9b84 100644 --- a/arch/arm/kernel/isa.c +++ b/arch/arm/kernel/isa.c @@ -16,6 +16,7 @@ #include <linux/fs.h> #include <linux/sysctl.h> #include <linux/init.h> +#include <linux/io.h> static unsigned int isa_membase, isa_portbase, isa_portshift; diff --git a/arch/arm/mach-at91/at91cap9.c b/arch/arm/mach-at91/at91cap9.c index 0a38c69..7337617 100644 --- a/arch/arm/mach-at91/at91cap9.c +++ b/arch/arm/mach-at91/at91cap9.c @@ -15,6 +15,7 @@ #include <linux/module.h> #include <linux/pm.h> +#include <asm/irq.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> diff --git a/arch/arm/mach-at91/at91rm9200.c b/arch/arm/mach-at91/at91rm9200.c index 28594fc..2e9ecad 100644 --- a/arch/arm/mach-at91/at91rm9200.c +++ b/arch/arm/mach-at91/at91rm9200.c @@ -12,6 +12,7 @@ #include <linux/module.h> +#include <asm/irq.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <mach/at91rm9200.h> diff --git a/arch/arm/mach-at91/at91sam9260.c b/arch/arm/mach-at91/at91sam9260.c index accb69e..0894f10 100644 --- a/arch/arm/mach-at91/at91sam9260.c +++ b/arch/arm/mach-at91/at91sam9260.c @@ -13,6 +13,7 @@ #include <linux/module.h> #include <linux/pm.h> +#include <asm/irq.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <mach/cpu.h> diff --git a/arch/arm/mach-at91/at91sam9261.c b/arch/arm/mach-at91/at91sam9261.c index 7b51a59..3acd7d7 100644 --- a/arch/arm/mach-at91/at91sam9261.c +++ b/arch/arm/mach-at91/at91sam9261.c @@ -13,6 +13,7 @@ #include <linux/module.h> #include <linux/pm.h> +#include <asm/irq.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <mach/at91sam9261.h> diff --git a/arch/arm/mach-at91/at91sam9263.c b/arch/arm/mach-at91/at91sam9263.c index ada4b67..942792d 100644 --- a/arch/arm/mach-at91/at91sam9263.c +++ b/arch/arm/mach-at91/at91sam9263.c @@ -13,6 +13,7 @@ #include <linux/module.h> #include <linux/pm.h> +#include <asm/irq.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <mach/at91sam9263.h> diff --git a/arch/arm/mach-at91/at91sam9rl.c b/arch/arm/mach-at91/at91sam9rl.c index 252e954..211c5c1 100644 --- a/arch/arm/mach-at91/at91sam9rl.c +++ b/arch/arm/mach-at91/at91sam9rl.c @@ -12,6 +12,7 @@ #include <linux/module.h> #include <linux/pm.h> +#include <asm/irq.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <mach/cpu.h> diff --git a/arch/arm/mach-at91/board-sam9rlek.c b/arch/arm/mach-at91/board-sam9rlek.c index 9b937ee..35e12a4 100644 --- a/arch/arm/mach-at91/board-sam9rlek.c +++ b/arch/arm/mach-at91/board-sam9rlek.c @@ -29,6 +29,7 @@ #include <mach/hardware.h> #include <mach/board.h> #include <mach/gpio.h> +#include <mach/at91sam9_smc.h> #include <mach/at91_shdwc.h> #include "sam9_smc.h" diff --git a/arch/arm/mach-clps711x/edb7211-mm.c b/arch/arm/mach-clps711x/edb7211-mm.c index c58e32e..0bea145 100644 --- a/arch/arm/mach-clps711x/edb7211-mm.c +++ b/arch/arm/mach-clps711x/edb7211-mm.c @@ -24,7 +24,6 @@ #include <mach/hardware.h> #include <asm/page.h> -#include <asm/pgtable.h> #include <asm/sizes.h> #include <asm/mach/map.h> diff --git a/arch/arm/mach-clps711x/fortunet.c b/arch/arm/mach-clps711x/fortunet.c index 7122b3d..7430e40 100644 --- a/arch/arm/mach-clps711x/fortunet.c +++ b/arch/arm/mach-clps711x/fortunet.c @@ -24,7 +24,6 @@ #include <linux/initrd.h> #include <mach/hardware.h> -#include <asm/irq.h> #include <asm/setup.h> #include <asm/mach-types.h> diff --git a/arch/arm/mach-davinci/devices.c b/arch/arm/mach-davinci/devices.c index 3d4b1de..808633f 100644 --- a/arch/arm/mach-davinci/devices.c +++ b/arch/arm/mach-davinci/devices.c @@ -20,6 +20,7 @@ #include <mach/hardware.h> #include <mach/i2c.h> +#include <mach/irqs.h> static struct resource i2c_resources[] = { { diff --git a/arch/arm/mach-davinci/include/mach/gpio.h b/arch/arm/mach-davinci/include/mach/gpio.h index b3a2961..b456f07 100644 --- a/arch/arm/mach-davinci/include/mach/gpio.h +++ b/arch/arm/mach-davinci/include/mach/gpio.h @@ -16,6 +16,7 @@ #include <linux/io.h> #include <asm-generic/gpio.h> #include <mach/hardware.h> +#include <mach/irqs.h> /* * basic gpio routines diff --git a/arch/arm/mach-footbridge/common.c b/arch/arm/mach-footbridge/common.c index 36ff06d..b97f529 100644 --- a/arch/arm/mach-footbridge/common.c +++ b/arch/arm/mach-footbridge/common.c @@ -28,12 +28,17 @@ #include "common.h" -extern void __init isa_init_irq(unsigned int irq); - unsigned int mem_fclk_21285 = 50000000; EXPORT_SYMBOL(mem_fclk_21285); +static void __init early_fclk(char **arg) +{ + mem_fclk_21285 = simple_strtoul(*arg, arg, 0); +} + +__early_param("mem_fclk_21285=", early_fclk); + static int __init parse_tag_memclk(const struct tag *tag) { mem_fclk_21285 = tag->u.memclk.fmemclk; diff --git a/arch/arm/mach-footbridge/common.h b/arch/arm/mach-footbridge/common.h index 580e31b..b05e662 100644 --- a/arch/arm/mach-footbridge/common.h +++ b/arch/arm/mach-footbridge/common.h @@ -7,3 +7,4 @@ extern void isa_rtc_init(void); extern void footbridge_map_io(void); extern void footbridge_init_irq(void); +extern void isa_init_irq(unsigned int irq); diff --git a/arch/arm/mach-footbridge/dc21285.c b/arch/arm/mach-footbridge/dc21285.c index 1330860..3ffa548 100644 --- a/arch/arm/mach-footbridge/dc21285.c +++ b/arch/arm/mach-footbridge/dc21285.c @@ -287,6 +287,9 @@ struct pci_bus * __init dc21285_scan_bus(int nr, struct pci_sys_data *sys) return pci_scan_bus(0, &dc21285_ops, sys); } +#define dc21285_request_irq(_a, _b, _c, _d, _e) \ + WARN_ON(request_irq(_a, _b, _c, _d, _e) < 0) + void __init dc21285_preinit(void) { unsigned int mem_size, mem_mask; @@ -335,16 +338,16 @@ void __init dc21285_preinit(void) /* * We don't care if these fail. */ - request_irq(IRQ_PCI_SERR, dc21285_serr_irq, IRQF_DISABLED, - "PCI system error", &serr_timer); - request_irq(IRQ_PCI_PERR, dc21285_parity_irq, IRQF_DISABLED, - "PCI parity error", &perr_timer); - request_irq(IRQ_PCI_ABORT, dc21285_abort_irq, IRQF_DISABLED, - "PCI abort", NULL); - request_irq(IRQ_DISCARD_TIMER, dc21285_discard_irq, IRQF_DISABLED, - "Discard timer", NULL); - request_irq(IRQ_PCI_DPERR, dc21285_dparity_irq, IRQF_DISABLED, - "PCI data parity", NULL); + dc21285_request_irq(IRQ_PCI_SERR, dc21285_serr_irq, IRQF_DISABLED, + "PCI system error", &serr_timer); + dc21285_request_irq(IRQ_PCI_PERR, dc21285_parity_irq, IRQF_DISABLED, + "PCI parity error", &perr_timer); + dc21285_request_irq(IRQ_PCI_ABORT, dc21285_abort_irq, IRQF_DISABLED, + "PCI abort", NULL); + dc21285_request_irq(IRQ_DISCARD_TIMER, dc21285_discard_irq, IRQF_DISABLED, + "Discard timer", NULL); + dc21285_request_irq(IRQ_PCI_DPERR, dc21285_dparity_irq, IRQF_DISABLED, + "PCI data parity", NULL); if (cfn_mode) { static struct resource csrio; diff --git a/arch/arm/mach-footbridge/isa-irq.c b/arch/arm/mach-footbridge/isa-irq.c index 9ee80a2..8bfd06a 100644 --- a/arch/arm/mach-footbridge/isa-irq.c +++ b/arch/arm/mach-footbridge/isa-irq.c @@ -28,6 +28,8 @@ #include <asm/irq.h> #include <asm/mach-types.h> +#include "common.h" + static void isa_mask_pic_lo_irq(unsigned int irq) { unsigned int mask = 1 << (irq & 7); diff --git a/arch/arm/mach-h720x/h7202-eval.c b/arch/arm/mach-h720x/h7202-eval.c index 56161d5..8c0ba99 100644 --- a/arch/arm/mach-h720x/h7202-eval.c +++ b/arch/arm/mach-h720x/h7202-eval.c @@ -25,6 +25,7 @@ #include <asm/page.h> #include <asm/pgtable.h> #include <asm/mach/arch.h> +#include <mach/irqs.h> #include <mach/hardware.h> #include "common.h" diff --git a/arch/arm/mach-integrator/pci.c b/arch/arm/mach-integrator/pci.c index af7d3ff..2fdb954 100644 --- a/arch/arm/mach-integrator/pci.c +++ b/arch/arm/mach-integrator/pci.c @@ -63,13 +63,7 @@ * * Where A = pin 1, B = pin 2 and so on and pin=0 = default = A. * Thus, each swizzle is ((pin-1) + (device#-4)) % 4 - * - * The following code swizzles for exactly one bridge. */ -static inline int bridge_swizzle(int pin, unsigned int slot) -{ - return (pin + slot) & 3; -} /* * This routine handles multiple bridges. @@ -81,15 +75,14 @@ static u8 __init integrator_swizzle(struct pci_dev *dev, u8 *pinp) if (pin == 0) pin = 1; - pin -= 1; while (dev->bus->self) { - pin = bridge_swizzle(pin, PCI_SLOT(dev->devfn)); + pin = pci_swizzle_interrupt_pin(dev, pin); /* * move up the chain of bridges, swizzling as we go. */ dev = dev->bus->self; } - *pinp = pin + 1; + *pinp = pin; return PCI_SLOT(dev->devfn); } diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c index 7b8ef97..b3404b7 100644 --- a/arch/arm/mach-kirkwood/common.c +++ b/arch/arm/mach-kirkwood/common.c @@ -698,6 +698,7 @@ void __init kirkwood_init(void) printk(KERN_INFO "Kirkwood: %s, TCLK=%d.\n", kirkwood_id(), kirkwood_tclk); kirkwood_ge00_shared_data.t_clk = kirkwood_tclk; + kirkwood_ge01_shared_data.t_clk = kirkwood_tclk; kirkwood_spi_plat_data.tclk = kirkwood_tclk; kirkwood_uart0_data[0].uartclk = kirkwood_tclk; kirkwood_uart1_data[0].uartclk = kirkwood_tclk; diff --git a/arch/arm/mach-kirkwood/pcie.c b/arch/arm/mach-kirkwood/pcie.c index f6b08f2..73fccac 100644 --- a/arch/arm/mach-kirkwood/pcie.c +++ b/arch/arm/mach-kirkwood/pcie.c @@ -11,6 +11,7 @@ #include <linux/kernel.h> #include <linux/pci.h> #include <linux/mbus.h> +#include <asm/irq.h> #include <asm/mach/pci.h> #include <plat/pcie.h> #include "common.h" diff --git a/arch/arm/mach-ks8695/devices.c b/arch/arm/mach-ks8695/devices.c index 36ab0fd..b89fb6d 100644 --- a/arch/arm/mach-ks8695/devices.c +++ b/arch/arm/mach-ks8695/devices.c @@ -22,6 +22,7 @@ #include <linux/platform_device.h> +#include <mach/irqs.h> #include <mach/regs-wan.h> #include <mach/regs-lan.h> #include <mach/regs-hpna.h> diff --git a/arch/arm/mach-msm/devices.c b/arch/arm/mach-msm/devices.c index f2a74b9..31b6b30 100644 --- a/arch/arm/mach-msm/devices.c +++ b/arch/arm/mach-msm/devices.c @@ -16,6 +16,7 @@ #include <linux/kernel.h> #include <linux/platform_device.h> +#include <mach/irqs.h> #include <mach/msm_iomap.h> #include "devices.h" diff --git a/arch/arm/mach-mv78xx0/pcie.c b/arch/arm/mach-mv78xx0/pcie.c index 430ea84..aad3a7a 100644 --- a/arch/arm/mach-mv78xx0/pcie.c +++ b/arch/arm/mach-mv78xx0/pcie.c @@ -11,6 +11,7 @@ #include <linux/kernel.h> #include <linux/pci.h> #include <linux/mbus.h> +#include <asm/irq.h> #include <asm/mach/pci.h> #include <plat/pcie.h> #include "common.h" diff --git a/arch/arm/mach-mx2/devices.c b/arch/arm/mach-mx2/devices.c index af121f5..2f9240b 100644 --- a/arch/arm/mach-mx2/devices.c +++ b/arch/arm/mach-mx2/devices.c @@ -32,6 +32,7 @@ #include <linux/platform_device.h> #include <linux/gpio.h> +#include <mach/irqs.h> #include <mach/hardware.h> /* diff --git a/arch/arm/mach-mx3/devices.c b/arch/arm/mach-mx3/devices.c index 1d46cb4..f842880 100644 --- a/arch/arm/mach-mx3/devices.c +++ b/arch/arm/mach-mx3/devices.c @@ -22,6 +22,7 @@ #include <linux/serial.h> #include <linux/gpio.h> #include <mach/hardware.h> +#include <mach/irqs.h> #include <mach/imx-uart.h> static struct resource uart0[] = { diff --git a/arch/arm/mach-netx/fb.c b/arch/arm/mach-netx/fb.c index ea8fa88..1d844e2 100644 --- a/arch/arm/mach-netx/fb.c +++ b/arch/arm/mach-netx/fb.c @@ -24,6 +24,8 @@ #include <linux/amba/clcd.h> #include <linux/err.h> +#include <asm/irq.h> + #include <mach/netx-regs.h> #include <mach/hardware.h> diff --git a/arch/arm/mach-netx/time.c b/arch/arm/mach-netx/time.c index d51d627..f201fdd 100644 --- a/arch/arm/mach-netx/time.c +++ b/arch/arm/mach-netx/time.c @@ -163,7 +163,7 @@ static void __init netx_timer_init(void) * Adding some safety ... */ netx_clockevent.min_delta_ns = clockevent_delta2ns(0xa00, &netx_clockevent); - netx_clockevent.cpumask = cpumask_of_cpu(0); + netx_clockevent.cpumask = cpumask_of(0); clockevents_register_device(&netx_clockevent); } diff --git a/arch/arm/mach-netx/xc.c b/arch/arm/mach-netx/xc.c index 8fc6205..181a78b 100644 --- a/arch/arm/mach-netx/xc.c +++ b/arch/arm/mach-netx/xc.c @@ -24,6 +24,7 @@ #include <linux/io.h> #include <mach/hardware.h> +#include <mach/irqs.h> #include <mach/netx-regs.h> #include <mach/xc.h> diff --git a/arch/arm/mach-omap1/mcbsp.c b/arch/arm/mach-omap1/mcbsp.c index 7de7c69..4474da7 100644 --- a/arch/arm/mach-omap1/mcbsp.c +++ b/arch/arm/mach-omap1/mcbsp.c @@ -18,6 +18,7 @@ #include <linux/platform_device.h> #include <mach/dma.h> +#include <mach/irqs.h> #include <mach/mux.h> #include <mach/cpu.h> #include <mach/mcbsp.h> diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c index cae3ebe..acdc709 100644 --- a/arch/arm/mach-omap2/mcbsp.c +++ b/arch/arm/mach-omap2/mcbsp.c @@ -18,6 +18,7 @@ #include <linux/platform_device.h> #include <mach/dma.h> +#include <mach/irqs.h> #include <mach/mux.h> #include <mach/cpu.h> #include <mach/mcbsp.h> diff --git a/arch/arm/mach-orion5x/pci.c b/arch/arm/mach-orion5x/pci.c index a7b7d77..d0a785a 100644 --- a/arch/arm/mach-orion5x/pci.c +++ b/arch/arm/mach-orion5x/pci.c @@ -13,6 +13,7 @@ #include <linux/kernel.h> #include <linux/pci.h> #include <linux/mbus.h> +#include <asm/irq.h> #include <asm/mach/pci.h> #include <plat/pcie.h> #include "common.h" diff --git a/arch/arm/mach-pnx4008/gpio.c b/arch/arm/mach-pnx4008/gpio.c index 015cc21..f219914 100644 --- a/arch/arm/mach-pnx4008/gpio.c +++ b/arch/arm/mach-pnx4008/gpio.c @@ -18,6 +18,7 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/io.h> +#include <mach/hardware.h> #include <mach/platform.h> #include <mach/gpio.h> diff --git a/arch/arm/mach-pnx4008/i2c.c b/arch/arm/mach-pnx4008/i2c.c index 87c0932..f3fea29 100644 --- a/arch/arm/mach-pnx4008/i2c.c +++ b/arch/arm/mach-pnx4008/i2c.c @@ -15,6 +15,7 @@ #include <linux/platform_device.h> #include <linux/err.h> #include <mach/platform.h> +#include <mach/irqs.h> #include <mach/i2c.h> static int set_clock_run(struct platform_device *pdev) diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c index c5e28a4..a8d91b6 100644 --- a/arch/arm/mach-pxa/corgi.c +++ b/arch/arm/mach-pxa/corgi.c @@ -27,6 +27,7 @@ #include <linux/spi/spi.h> #include <linux/spi/ads7846.h> #include <linux/spi/corgi_lcd.h> +#include <linux/mtd/sharpsl.h> #include <video/w100fb.h> #include <asm/setup.h> @@ -542,6 +543,55 @@ err_free_1: static inline void corgi_init_spi(void) {} #endif +static struct mtd_partition sharpsl_nand_partitions[] = { + { + .name = "System Area", + .offset = 0, + .size = 7 * 1024 * 1024, + }, + { + .name = "Root Filesystem", + .offset = 7 * 1024 * 1024, + .size = 25 * 1024 * 1024, + }, + { + .name = "Home Filesystem", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + }, +}; + +static uint8_t scan_ff_pattern[] = { 0xff, 0xff }; + +static struct nand_bbt_descr sharpsl_bbt = { + .options = 0, + .offs = 4, + .len = 2, + .pattern = scan_ff_pattern +}; + +static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = { + .badblock_pattern = &sharpsl_bbt, + .partitions = sharpsl_nand_partitions, + .nr_partitions = ARRAY_SIZE(sharpsl_nand_partitions), +}; + +static struct resource sharpsl_nand_resources[] = { + { + .start = 0x0C000000, + .end = 0x0C000FFF, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device sharpsl_nand_device = { + .name = "sharpsl-nand", + .id = -1, + .resource = sharpsl_nand_resources, + .num_resources = ARRAY_SIZE(sharpsl_nand_resources), + .dev.platform_data = &sharpsl_nand_platform_data, +}; + static struct mtd_partition sharpsl_rom_parts[] = { { .name ="Boot PROM Filesystem", @@ -577,6 +627,7 @@ static struct platform_device *devices[] __initdata = { &corgifb_device, &corgikbd_device, &corgiled_device, + &sharpsl_nand_device, &sharpsl_rom_device, }; @@ -617,6 +668,9 @@ static void __init corgi_init(void) platform_scoop_config = &corgi_pcmcia_config; + if (machine_is_husky()) + sharpsl_nand_partitions[1].size = 53 * 1024 * 1024; + platform_add_devices(devices, ARRAY_SIZE(devices)); } diff --git a/arch/arm/mach-pxa/e350.c b/arch/arm/mach-pxa/e350.c index 2511293..edcd9d5 100644 --- a/arch/arm/mach-pxa/e350.c +++ b/arch/arm/mach-pxa/e350.c @@ -20,6 +20,7 @@ #include <asm/mach/arch.h> #include <asm/mach-types.h> +#include <mach/irqs.h> #include <mach/mfp-pxa25x.h> #include <mach/pxa-regs.h> #include <mach/hardware.h> diff --git a/arch/arm/mach-pxa/e400.c b/arch/arm/mach-pxa/e400.c index bed0336..77bb8e2 100644 --- a/arch/arm/mach-pxa/e400.c +++ b/arch/arm/mach-pxa/e400.c @@ -28,6 +28,7 @@ #include <mach/eseries-gpio.h> #include <mach/pxafb.h> #include <mach/udc.h> +#include <mach/irqs.h> #include "generic.h" #include "eseries.h" diff --git a/arch/arm/mach-pxa/e740.c b/arch/arm/mach-pxa/e740.c index b00d670..6d48e00 100644 --- a/arch/arm/mach-pxa/e740.c +++ b/arch/arm/mach-pxa/e740.c @@ -30,6 +30,7 @@ #include <mach/eseries-gpio.h> #include <mach/udc.h> #include <mach/irda.h> +#include <mach/irqs.h> #include "generic.h" #include "eseries.h" diff --git a/arch/arm/mach-pxa/e750.c b/arch/arm/mach-pxa/e750.c index 84d7c1a..be1ab8e 100644 --- a/arch/arm/mach-pxa/e750.c +++ b/arch/arm/mach-pxa/e750.c @@ -29,6 +29,7 @@ #include <mach/eseries-gpio.h> #include <mach/udc.h> #include <mach/irda.h> +#include <mach/irqs.h> #include "generic.h" #include "eseries.h" @@ -105,6 +106,57 @@ static struct platform_device e750_fb_device = { .resource = e750_fb_resources, }; +/* -------------------- e750 MFP parameters -------------------- */ + +static unsigned long e750_pin_config[] __initdata = { + /* Chip selects */ + GPIO15_nCS_1, /* CS1 - Flash */ + GPIO79_nCS_3, /* CS3 - IMAGEON */ + GPIO80_nCS_4, /* CS4 - TMIO */ + + /* Clocks */ + GPIO11_3_6MHz, + + /* BTUART */ + GPIO42_BTUART_RXD, + GPIO43_BTUART_TXD, + GPIO44_BTUART_CTS, + + /* TMIO controller */ + GPIO19_GPIO, /* t7l66xb #PCLR */ + GPIO45_GPIO, /* t7l66xb #SUSPEND (NOT BTUART!) */ + + /* UDC */ + GPIO13_GPIO, + GPIO3_GPIO, + + /* IrDA */ + GPIO38_GPIO | MFP_LPM_DRIVE_HIGH, + + /* PC Card */ + GPIO8_GPIO, /* CD0 */ + GPIO44_GPIO, /* CD1 */ + GPIO11_GPIO, /* IRQ0 */ + GPIO6_GPIO, /* IRQ1 */ + GPIO27_GPIO, /* RST0 */ + GPIO24_GPIO, /* RST1 */ + GPIO20_GPIO, /* PWR0 */ + GPIO23_GPIO, /* PWR1 */ + GPIO48_nPOE, + GPIO49_nPWE, + GPIO50_nPIOR, + GPIO51_nPIOW, + GPIO52_nPCE_1, + GPIO53_nPCE_2, + GPIO54_nPSKTSEL, + GPIO55_nPREG, + GPIO56_nPWAIT, + GPIO57_nIOIS16, + + /* wakeup */ + GPIO0_GPIO | WAKEUP_ON_EDGE_RISE, +}; + /* ----------------- e750 tc6393xb parameters ------------------ */ static struct tc6393xb_platform_data e750_tc6393xb_info = { @@ -137,6 +189,7 @@ static struct platform_device *devices[] __initdata = { static void __init e750_init(void) { + pxa2xx_mfp_config(ARRAY_AND_SIZE(e750_pin_config)); clk_add_alias("CLK_CK3P6MI", &e750_tc6393xb_device.dev, "GPIO11_CLK", NULL), eseries_get_tmio_gpios(); diff --git a/arch/arm/mach-pxa/e800.c b/arch/arm/mach-pxa/e800.c index 9a86a42..cc9b129 100644 --- a/arch/arm/mach-pxa/e800.c +++ b/arch/arm/mach-pxa/e800.c @@ -28,6 +28,7 @@ #include <mach/hardware.h> #include <mach/eseries-gpio.h> #include <mach/udc.h> +#include <mach/irqs.h> #include "generic.h" #include "eseries.h" diff --git a/arch/arm/mach-pxa/include/mach/pxa3xx-regs.h b/arch/arm/mach-pxa/include/mach/pxa3xx-regs.h index b1fcd10..bcf3fb2 100644 --- a/arch/arm/mach-pxa/include/mach/pxa3xx-regs.h +++ b/arch/arm/mach-pxa/include/mach/pxa3xx-regs.h @@ -193,10 +193,8 @@ #define CKEN_MINI_IM 48 /* < Mini-IM */ #define CKEN_MINI_LCD 49 /* < Mini LCD */ -#if defined(CONFIG_CPU_PXA310) #define CKEN_MMC3 5 /* < MMC3 Clock Enable */ #define CKEN_MVED 43 /* < MVED clock enable */ -#endif /* Note: GCU clock enable bit differs on PXA300/PXA310 and PXA320 */ #define PXA300_CKEN_GRAPHICS 42 /* Graphics controller clock enable */ diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c index ae88855..f9093be 100644 --- a/arch/arm/mach-pxa/poodle.c +++ b/arch/arm/mach-pxa/poodle.c @@ -24,6 +24,7 @@ #include <linux/gpio.h> #include <linux/spi/spi.h> #include <linux/spi/ads7846.h> +#include <linux/mtd/sharpsl.h> #include <mach/hardware.h> #include <asm/mach-types.h> @@ -414,6 +415,55 @@ static struct pxafb_mach_info poodle_fb_info = { .lcd_conn = LCD_COLOR_TFT_16BPP, }; +static struct mtd_partition sharpsl_nand_partitions[] = { + { + .name = "System Area", + .offset = 0, + .size = 7 * 1024 * 1024, + }, + { + .name = "Root Filesystem", + .offset = 7 * 1024 * 1024, + .size = 22 * 1024 * 1024, + }, + { + .name = "Home Filesystem", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + }, +}; + +static uint8_t scan_ff_pattern[] = { 0xff, 0xff }; + +static struct nand_bbt_descr sharpsl_bbt = { + .options = 0, + .offs = 4, + .len = 2, + .pattern = scan_ff_pattern +}; + +static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = { + .badblock_pattern = &sharpsl_bbt, + .partitions = sharpsl_nand_partitions, + .nr_partitions = ARRAY_SIZE(sharpsl_nand_partitions), +}; + +static struct resource sharpsl_nand_resources[] = { + { + .start = 0x0C000000, + .end = 0x0C000FFF, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device sharpsl_nand_device = { + .name = "sharpsl-nand", + .id = -1, + .resource = sharpsl_nand_resources, + .num_resources = ARRAY_SIZE(sharpsl_nand_resources), + .dev.platform_data = &sharpsl_nand_platform_data, +}; + static struct mtd_partition sharpsl_rom_parts[] = { { .name ="Boot PROM Filesystem", @@ -447,6 +497,7 @@ static struct platform_device sharpsl_rom_device = { static struct platform_device *devices[] __initdata = { &poodle_locomo_device, &poodle_scoop_device, + &sharpsl_nand_device, &sharpsl_rom_device, }; diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index 7299d87..6d447c9 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -31,6 +31,7 @@ #include <linux/spi/spi.h> #include <linux/spi/ads7846.h> #include <linux/spi/corgi_lcd.h> +#include <linux/mtd/sharpsl.h> #include <asm/setup.h> #include <asm/memory.h> @@ -613,6 +614,54 @@ static struct pxafb_mach_info spitz_pxafb_info = { .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING, }; +static struct mtd_partition sharpsl_nand_partitions[] = { + { + .name = "System Area", + .offset = 0, + .size = 7 * 1024 * 1024, + }, + { + .name = "Root Filesystem", + .offset = 7 * 1024 * 1024, + }, + { + .name = "Home Filesystem", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + }, +}; + +static uint8_t scan_ff_pattern[] = { 0xff, 0xff }; + +static struct nand_bbt_descr sharpsl_bbt = { + .options = 0, + .offs = 4, + .len = 2, + .pattern = scan_ff_pattern +}; + +static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = { + .badblock_pattern = &sharpsl_bbt, + .partitions = sharpsl_nand_partitions, + .nr_partitions = ARRAY_SIZE(sharpsl_nand_partitions), +}; + +static struct resource sharpsl_nand_resources[] = { + { + .start = 0x0C000000, + .end = 0x0C000FFF, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device sharpsl_nand_device = { + .name = "sharpsl-nand", + .id = -1, + .resource = sharpsl_nand_resources, + .num_resources = ARRAY_SIZE(sharpsl_nand_resources), + .dev.platform_data = &sharpsl_nand_platform_data, +}; + static struct mtd_partition sharpsl_rom_parts[] = { { @@ -648,6 +697,7 @@ static struct platform_device *devices[] __initdata = { &spitzscoop_device, &spitzkbd_device, &spitzled_device, + &sharpsl_nand_device, &sharpsl_rom_device, }; @@ -671,6 +721,14 @@ static void __init common_init(void) pm_power_off = spitz_poweroff; arm_pm_restart = spitz_restart; + if (machine_is_spitz()) { + sharpsl_nand_partitions[1].size = 5 * 1024 * 1024; + } else if (machine_is_akita()) { + sharpsl_nand_partitions[1].size = 58 * 1024 * 1024; + } else if (machine_is_borzoi()) { + sharpsl_nand_partitions[1].size = 32 * 1024 * 1024; + } + PMCR = 0x00; /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */ @@ -715,10 +773,29 @@ static struct i2c_board_info akita_i2c_board_info[] = { }, }; +static struct nand_bbt_descr sharpsl_akita_bbt = { + .options = 0, + .offs = 4, + .len = 1, + .pattern = scan_ff_pattern +}; + +static struct nand_ecclayout akita_oobinfo = { + .eccbytes = 24, + .eccpos = { + 0x5, 0x1, 0x2, 0x3, 0x6, 0x7, 0x15, 0x11, + 0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23, + 0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37}, + .oobfree = {{0x08, 0x09}} +}; + static void __init akita_init(void) { spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode; + sharpsl_nand_platform_data.badblock_pattern = &sharpsl_akita_bbt; + sharpsl_nand_platform_data.ecc_layout = &akita_oobinfo; + /* We just pretend the second element of the array doesn't exist */ spitz_pcmcia_config.num_devs = 1; platform_scoop_config = &spitz_pcmcia_config; diff --git a/arch/arm/mach-realview/platsmp.c b/arch/arm/mach-realview/platsmp.c index 8fce85f..ea3c755 100644 --- a/arch/arm/mach-realview/platsmp.c +++ b/arch/arm/mach-realview/platsmp.c @@ -12,6 +12,7 @@ #include <linux/errno.h> #include <linux/delay.h> #include <linux/device.h> +#include <linux/jiffies.h> #include <linux/smp.h> #include <linux/io.h> diff --git a/arch/arm/mach-s3c2410/include/mach/gpio.h b/arch/arm/mach-s3c2410/include/mach/gpio.h index e0349af..00476a5 100644 --- a/arch/arm/mach-s3c2410/include/mach/gpio.h +++ b/arch/arm/mach-s3c2410/include/mach/gpio.h @@ -14,6 +14,7 @@ #define gpio_get_value __gpio_get_value #define gpio_set_value __gpio_set_value #define gpio_cansleep __gpio_cansleep +#define gpio_to_irq __gpio_to_irq /* some boards require extra gpio capacity to support external * devices that need GPIO. diff --git a/arch/arm/mach-s3c2410/include/mach/irqs.h b/arch/arm/mach-s3c2410/include/mach/irqs.h index 9565903..49efce8 100644 --- a/arch/arm/mach-s3c2410/include/mach/irqs.h +++ b/arch/arm/mach-s3c2410/include/mach/irqs.h @@ -12,10 +12,6 @@ #ifndef __ASM_ARCH_IRQS_H #define __ASM_ARCH_IRQS_H __FILE__ -#ifndef __ASM_ARM_IRQ_H -#error "Do not include this directly, instead #include <asm/irq.h>" -#endif - /* we keep the first set of CPU IRQs out of the range of * the ISA space, so that the PC104 has them to itself * and we don't end up having to do horrible things to the diff --git a/arch/arm/mach-s3c2440/mach-at2440evb.c b/arch/arm/mach-s3c2440/mach-at2440evb.c index 0a6d0a5..315c42e 100644 --- a/arch/arm/mach-s3c2440/mach-at2440evb.c +++ b/arch/arm/mach-s3c2440/mach-at2440evb.c @@ -47,7 +47,7 @@ #include <plat/clock.h> #include <plat/devs.h> #include <plat/cpu.h> -#include <asm/plat-s3c24xx/mci.h> +#include <plat/mci.h> static struct map_desc at2440evb_iodesc[] __initdata = { /* Nothing here */ diff --git a/arch/arm/mach-s3c6400/include/mach/irqs.h b/arch/arm/mach-s3c6400/include/mach/irqs.h index b38c47c..4c97f9a 100644 --- a/arch/arm/mach-s3c6400/include/mach/irqs.h +++ b/arch/arm/mach-s3c6400/include/mach/irqs.h @@ -11,10 +11,6 @@ #ifndef __ASM_ARCH_IRQS_H #define __ASM_ARCH_IRQS_H __FILE__ -#ifndef __ASM_ARM_IRQ_H -#error "Do not include this directly, instead #include <asm/irq.h>" -#endif - #include <plat/irqs.h> #endif /* __ASM_ARCH_IRQ_H */ diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 6796001..310e479 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -71,7 +71,7 @@ static DEFINE_SPINLOCK(consistent_lock); * the amount of RAM found at boot time.) I would imagine that get_vm_area() * would have to initialise this each time prior to calling vm_region_alloc(). */ -struct vm_region { +struct arm_vm_region { struct list_head vm_list; unsigned long vm_start; unsigned long vm_end; @@ -79,20 +79,20 @@ struct vm_region { int vm_active; }; -static struct vm_region consistent_head = { +static struct arm_vm_region consistent_head = { .vm_list = LIST_HEAD_INIT(consistent_head.vm_list), .vm_start = CONSISTENT_BASE, .vm_end = CONSISTENT_END, }; -static struct vm_region * -vm_region_alloc(struct vm_region *head, size_t size, gfp_t gfp) +static struct arm_vm_region * +arm_vm_region_alloc(struct arm_vm_region *head, size_t size, gfp_t gfp) { unsigned long addr = head->vm_start, end = head->vm_end - size; unsigned long flags; - struct vm_region *c, *new; + struct arm_vm_region *c, *new; - new = kmalloc(sizeof(struct vm_region), gfp); + new = kmalloc(sizeof(struct arm_vm_region), gfp); if (!new) goto out; @@ -127,9 +127,9 @@ vm_region_alloc(struct vm_region *head, size_t size, gfp_t gfp) return NULL; } -static struct vm_region *vm_region_find(struct vm_region *head, unsigned long addr) +static struct arm_vm_region *arm_vm_region_find(struct arm_vm_region *head, unsigned long addr) { - struct vm_region *c; + struct arm_vm_region *c; list_for_each_entry(c, &head->vm_list, vm_list) { if (c->vm_active && c->vm_start == addr) @@ -149,7 +149,7 @@ __dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp, pgprot_t prot) { struct page *page; - struct vm_region *c; + struct arm_vm_region *c; unsigned long order; u64 mask = ISA_DMA_THRESHOLD, limit; @@ -214,7 +214,7 @@ __dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp, /* * Allocate a virtual address in the consistent mapping region. */ - c = vm_region_alloc(&consistent_head, size, + c = arm_vm_region_alloc(&consistent_head, size, gfp & ~(__GFP_DMA | __GFP_HIGHMEM)); if (c) { pte_t *pte; @@ -311,13 +311,13 @@ static int dma_mmap(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t dma_addr, size_t size) { unsigned long flags, user_size, kern_size; - struct vm_region *c; + struct arm_vm_region *c; int ret = -ENXIO; user_size = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT; spin_lock_irqsave(&consistent_lock, flags); - c = vm_region_find(&consistent_head, (unsigned long)cpu_addr); + c = arm_vm_region_find(&consistent_head, (unsigned long)cpu_addr); spin_unlock_irqrestore(&consistent_lock, flags); if (c) { @@ -359,7 +359,7 @@ EXPORT_SYMBOL(dma_mmap_writecombine); */ void dma_free_coherent(struct device *dev, size_t size, void *cpu_addr, dma_addr_t handle) { - struct vm_region *c; + struct arm_vm_region *c; unsigned long flags, addr; pte_t *ptep; int idx; @@ -378,7 +378,7 @@ void dma_free_coherent(struct device *dev, size_t size, void *cpu_addr, dma_addr size = PAGE_ALIGN(size); spin_lock_irqsave(&consistent_lock, flags); - c = vm_region_find(&consistent_head, (unsigned long)cpu_addr); + c = arm_vm_region_find(&consistent_head, (unsigned long)cpu_addr); if (!c) goto no_area; diff --git a/arch/arm/plat-mxc/include/mach/usb.h b/arch/arm/plat-mxc/include/mach/usb.h new file mode 100644 index 0000000..2dacb308 --- /dev/null +++ b/arch/arm/plat-mxc/include/mach/usb.h @@ -0,0 +1,23 @@ +/* + * Copyright (C) 2008 Darius Augulis <augulis.darius@gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef __ASM_ARCH_MXC_USB +#define __ASM_ARCH_MXC_USB + +struct imxusb_platform_data { + int (*init)(struct device *); + int (*exit)(struct device *); +}; + +#endif /* __ASM_ARCH_MXC_USB */ diff --git a/arch/arm/plat-omap/i2c.c b/arch/arm/plat-omap/i2c.c index 89a6ab0..467531e 100644 --- a/arch/arm/plat-omap/i2c.c +++ b/arch/arm/plat-omap/i2c.c @@ -26,6 +26,7 @@ #include <linux/kernel.h> #include <linux/platform_device.h> #include <linux/i2c.h> +#include <mach/irqs.h> #include <mach/mux.h> #define OMAP_I2C_SIZE 0x3f diff --git a/arch/arm/plat-omap/usb.c b/arch/arm/plat-omap/usb.c index 67ca1e2..add0485 100644 --- a/arch/arm/plat-omap/usb.c +++ b/arch/arm/plat-omap/usb.c @@ -77,38 +77,6 @@ /*-------------------------------------------------------------------------*/ -#if defined(CONFIG_ARCH_OMAP_OTG) || defined(CONFIG_USB_MUSB_OTG) - -static struct otg_transceiver *xceiv; - -/** - * otg_get_transceiver - find the (single) OTG transceiver driver - * - * Returns the transceiver driver, after getting a refcount to it; or - * null if there is no such transceiver. The caller is responsible for - * releasing that count. - */ -struct otg_transceiver *otg_get_transceiver(void) -{ - if (xceiv) - get_device(xceiv->dev); - return xceiv; -} -EXPORT_SYMBOL(otg_get_transceiver); - -int otg_set_transceiver(struct otg_transceiver *x) -{ - if (xceiv && x) - return -EBUSY; - xceiv = x; - return 0; -} -EXPORT_SYMBOL(otg_set_transceiver); - -#endif - -/*-------------------------------------------------------------------------*/ - #if defined(CONFIG_ARCH_OMAP_OTG) || defined(CONFIG_ARCH_OMAP15XX) static void omap2_usb_devconf_clear(u8 port, u32 mask) diff --git a/arch/arm/plat-s3c/dev-fb.c b/arch/arm/plat-s3c/dev-fb.c index 0454b8e..a90198f 100644 --- a/arch/arm/plat-s3c/dev-fb.c +++ b/arch/arm/plat-s3c/dev-fb.c @@ -16,6 +16,7 @@ #include <linux/platform_device.h> #include <linux/fb.h> +#include <mach/irqs.h> #include <mach/map.h> #include <mach/regs-fb.h> diff --git a/arch/arm/plat-s3c/dev-i2c0.c b/arch/arm/plat-s3c/dev-i2c0.c index 2c0128c..fe32707 100644 --- a/arch/arm/plat-s3c/dev-i2c0.c +++ b/arch/arm/plat-s3c/dev-i2c0.c @@ -15,6 +15,7 @@ #include <linux/string.h> #include <linux/platform_device.h> +#include <mach/irqs.h> #include <mach/map.h> #include <plat/regs-iic.h> diff --git a/arch/arm/plat-s3c/dev-i2c1.c b/arch/arm/plat-s3c/dev-i2c1.c index 9658fb0..2387fbf 100644 --- a/arch/arm/plat-s3c/dev-i2c1.c +++ b/arch/arm/plat-s3c/dev-i2c1.c @@ -15,6 +15,7 @@ #include <linux/string.h> #include <linux/platform_device.h> +#include <mach/irqs.h> #include <mach/map.h> #include <plat/regs-iic.h> diff --git a/arch/arm/plat-s3c24xx/gpiolib.c b/arch/arm/plat-s3c24xx/gpiolib.c index f95c6c9..94a341a 100644 --- a/arch/arm/plat-s3c24xx/gpiolib.c +++ b/arch/arm/plat-s3c24xx/gpiolib.c @@ -59,6 +59,22 @@ static int s3c24xx_gpiolib_banka_output(struct gpio_chip *chip, return 0; } +static int s3c24xx_gpiolib_bankf_toirq(struct gpio_chip *chip, unsigned offset) +{ + if (offset < 4) + return IRQ_EINT0 + offset; + + if (offset < 8) + return IRQ_EINT4 + offset - 4; + + return -EINVAL; +} + +static int s3c24xx_gpiolib_bankg_toirq(struct gpio_chip *chip, unsigned offset) +{ + return IRQ_EINT8 + offset; +} + struct s3c_gpio_chip s3c24xx_gpios[] = { [0] = { .base = S3C24XX_GPIO_BASE(S3C2410_GPA0), @@ -114,6 +130,7 @@ struct s3c_gpio_chip s3c24xx_gpios[] = { .owner = THIS_MODULE, .label = "GPIOF", .ngpio = 8, + .to_irq = s3c24xx_gpiolib_bankf_toirq, }, }, [6] = { @@ -123,6 +140,7 @@ struct s3c_gpio_chip s3c24xx_gpios[] = { .owner = THIS_MODULE, .label = "GPIOG", .ngpio = 10, + .to_irq = s3c24xx_gpiolib_bankg_toirq, }, }, }; diff --git a/arch/arm/plat-s3c24xx/pwm.c b/arch/arm/plat-s3c24xx/pwm.c index ec56b88..0120b76 100644 --- a/arch/arm/plat-s3c24xx/pwm.c +++ b/arch/arm/plat-s3c24xx/pwm.c @@ -19,6 +19,8 @@ #include <linux/io.h> #include <linux/pwm.h> +#include <mach/irqs.h> + #include <plat/devs.h> #include <plat/regs-timer.h> diff --git a/arch/arm/plat-s3c64xx/include/plat/irqs.h b/arch/arm/plat-s3c64xx/include/plat/irqs.h index 02e8dd4..2846f55 100644 --- a/arch/arm/plat-s3c64xx/include/plat/irqs.h +++ b/arch/arm/plat-s3c64xx/include/plat/irqs.h @@ -191,7 +191,7 @@ #define IRQ_EINT_GROUP8_BASE (IRQ_EINT_GROUP7_BASE + IRQ_EINT_GROUP7_NR) #define IRQ_EINT_GROUP9_BASE (IRQ_EINT_GROUP8_BASE + IRQ_EINT_GROUP8_NR) -#define IRQ_EINT_GROUP(group, no) (IRQ_EINT_GROUP##group##__BASE + (x)) +#define IRQ_EINT_GROUP(group, no) (IRQ_EINT_GROUP##group##_BASE + (no)) /* Set the default NR_IRQS */ diff --git a/arch/avr32/mach-at32ap/at32ap700x.c b/arch/avr32/mach-at32ap/at32ap700x.c index ea7bc1e..3fbfd1e 100644 --- a/arch/avr32/mach-at32ap/at32ap700x.c +++ b/arch/avr32/mach-at32ap/at32ap700x.c @@ -1305,7 +1305,7 @@ struct platform_device *__init at32_add_device_mci(unsigned int id, struct mci_platform_data *data) { struct platform_device *pdev; - struct dw_dma_slave *dws; + struct dw_dma_slave *dws = &data->dma_slave; u32 pioa_mask; u32 piob_mask; @@ -1324,22 +1324,13 @@ at32_add_device_mci(unsigned int id, struct mci_platform_data *data) ARRAY_SIZE(atmel_mci0_resource))) goto fail; - if (data->dma_slave) - dws = kmemdup(to_dw_dma_slave(data->dma_slave), - sizeof(struct dw_dma_slave), GFP_KERNEL); - else - dws = kzalloc(sizeof(struct dw_dma_slave), GFP_KERNEL); - - dws->slave.dev = &pdev->dev; - dws->slave.dma_dev = &dw_dmac0_device.dev; - dws->slave.reg_width = DMA_SLAVE_WIDTH_32BIT; + dws->dma_dev = &dw_dmac0_device.dev; + dws->reg_width = DW_DMA_SLAVE_WIDTH_32BIT; dws->cfg_hi = (DWC_CFGH_SRC_PER(0) | DWC_CFGH_DST_PER(1)); dws->cfg_lo &= ~(DWC_CFGL_HS_DST_POL | DWC_CFGL_HS_SRC_POL); - data->dma_slave = &dws->slave; - if (platform_device_add_data(pdev, data, sizeof(struct mci_platform_data))) goto fail; diff --git a/arch/blackfin/include/asm/mmu.h b/arch/blackfin/include/asm/mmu.h index 757e439..dbfd686 100644 --- a/arch/blackfin/include/asm/mmu.h +++ b/arch/blackfin/include/asm/mmu.h @@ -10,7 +10,6 @@ struct sram_list_struct { }; typedef struct { - struct vm_list_struct *vmlist; unsigned long end_brk; unsigned long stack_start; diff --git a/arch/blackfin/kernel/ptrace.c b/arch/blackfin/kernel/ptrace.c index d2d3885..594e325 100644 --- a/arch/blackfin/kernel/ptrace.c +++ b/arch/blackfin/kernel/ptrace.c @@ -160,15 +160,15 @@ put_reg(struct task_struct *task, int regno, unsigned long data) static inline int is_user_addr_valid(struct task_struct *child, unsigned long start, unsigned long len) { - struct vm_list_struct *vml; + struct vm_area_struct *vma; struct sram_list_struct *sraml; /* overflow */ if (start + len < start) return -EIO; - for (vml = child->mm->context.vmlist; vml; vml = vml->next) - if (start >= vml->vma->vm_start && start + len < vml->vma->vm_end) + vma = find_vma(child->mm, start); + if (vma && start >= vma->vm_start && start + len <= vma->vm_end) return 0; for (sraml = child->mm->context.sram_list; sraml; sraml = sraml->next) diff --git a/arch/blackfin/kernel/traps.c b/arch/blackfin/kernel/traps.c index 17d8e41..5b0667d 100644 --- a/arch/blackfin/kernel/traps.c +++ b/arch/blackfin/kernel/traps.c @@ -32,6 +32,7 @@ #include <linux/module.h> #include <linux/kallsyms.h> #include <linux/fs.h> +#include <linux/rbtree.h> #include <asm/traps.h> #include <asm/cacheflush.h> #include <asm/cplb.h> @@ -83,6 +84,7 @@ static void decode_address(char *buf, unsigned long address) struct mm_struct *mm; unsigned long flags, offset; unsigned char in_atomic = (bfin_read_IPEND() & 0x10) || in_atomic(); + struct rb_node *n; #ifdef CONFIG_KALLSYMS unsigned long symsize; @@ -128,9 +130,10 @@ static void decode_address(char *buf, unsigned long address) if (!mm) continue; - vml = mm->context.vmlist; - while (vml) { - struct vm_area_struct *vma = vml->vma; + for (n = rb_first(&mm->mm_rb); n; n = rb_next(n)) { + struct vm_area_struct *vma; + + vma = rb_entry(n, struct vm_area_struct, vm_rb); if (address >= vma->vm_start && address < vma->vm_end) { char _tmpbuf[256]; @@ -176,8 +179,6 @@ static void decode_address(char *buf, unsigned long address) goto done; } - - vml = vml->next; } if (!in_atomic) mmput(mm); diff --git a/arch/frv/kernel/ptrace.c b/arch/frv/kernel/ptrace.c index 709e9bd..5e7d401 100644 --- a/arch/frv/kernel/ptrace.c +++ b/arch/frv/kernel/ptrace.c @@ -69,7 +69,8 @@ static inline int put_reg(struct task_struct *task, int regno, } /* - * check that an address falls within the bounds of the target process's memory mappings + * check that an address falls within the bounds of the target process's memory + * mappings */ static inline int is_user_addr_valid(struct task_struct *child, unsigned long start, unsigned long len) @@ -79,11 +80,11 @@ static inline int is_user_addr_valid(struct task_struct *child, return -EIO; return 0; #else - struct vm_list_struct *vml; + struct vm_area_struct *vma; - for (vml = child->mm->context.vmlist; vml; vml = vml->next) - if (start >= vml->vma->vm_start && start + len <= vml->vma->vm_end) - return 0; + vma = find_vma(child->mm, start); + if (vma && start >= vma->vm_start && start + len <= vma->vm_end) + return 0; return -EIO; #endif diff --git a/arch/h8300/include/asm/mmu.h b/arch/h8300/include/asm/mmu.h index 2ce06ea..3130996 100644 --- a/arch/h8300/include/asm/mmu.h +++ b/arch/h8300/include/asm/mmu.h @@ -4,7 +4,6 @@ /* Copyright (C) 2002, David McCullough <davidm@snapgear.com> */ typedef struct { - struct vm_list_struct *vmlist; unsigned long end_brk; } mm_context_t; diff --git a/arch/ia64/include/asm/acpi-ext.h b/arch/ia64/include/asm/acpi-ext.h index 734d137..7f8362b 100644 --- a/arch/ia64/include/asm/acpi-ext.h +++ b/arch/ia64/include/asm/acpi-ext.h @@ -14,7 +14,6 @@ #define _ASM_IA64_ACPI_EXT_H #include <linux/types.h> -#include <acpi/actypes.h> extern acpi_status hp_acpi_csr_space (acpi_handle, u64 *base, u64 *length); diff --git a/arch/ia64/include/asm/irq.h b/arch/ia64/include/asm/irq.h index 36429a5..5282546 100644 --- a/arch/ia64/include/asm/irq.h +++ b/arch/ia64/include/asm/irq.h @@ -27,7 +27,7 @@ irq_canonicalize (int irq) } extern void set_irq_affinity_info (unsigned int irq, int dest, int redir); -bool is_affinity_mask_valid(cpumask_var_t cpumask); +bool is_affinity_mask_valid(const struct cpumask *cpumask); #define is_affinity_mask_valid is_affinity_mask_valid diff --git a/arch/ia64/include/asm/sn/acpi.h b/arch/ia64/include/asm/sn/acpi.h index 9ce2801..fd480db2 100644 --- a/arch/ia64/include/asm/sn/acpi.h +++ b/arch/ia64/include/asm/sn/acpi.h @@ -9,8 +9,6 @@ #ifndef _ASM_IA64_SN_ACPI_H #define _ASM_IA64_SN_ACPI_H -#include "acpi/acglobal.h" - extern int sn_acpi_rev; #define SN_ACPI_BASE_SUPPORT() (sn_acpi_rev >= 0x20101) diff --git a/arch/ia64/include/asm/topology.h b/arch/ia64/include/asm/topology.h index 76a33a9..32f3af1 100644 --- a/arch/ia64/include/asm/topology.h +++ b/arch/ia64/include/asm/topology.h @@ -124,7 +124,7 @@ extern void arch_fix_phys_package_id(int num, u32 slot); #define cpumask_of_pcibus(bus) (pcibus_to_node(bus) == -1 ? \ cpu_all_mask : \ - cpumask_from_node(pcibus_to_node(bus))) + cpumask_of_node(pcibus_to_node(bus))) #include <asm-generic/topology.h> diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c index 0553648..d541671 100644 --- a/arch/ia64/kernel/acpi.c +++ b/arch/ia64/kernel/acpi.c @@ -65,6 +65,7 @@ EXPORT_SYMBOL(pm_idle); void (*pm_power_off) (void); EXPORT_SYMBOL(pm_power_off); +u32 acpi_rsdt_forced; unsigned int acpi_cpei_override; unsigned int acpi_cpei_phys_cpuid; diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c index 95ff16c..a58f64c 100644 --- a/arch/ia64/kernel/irq.c +++ b/arch/ia64/kernel/irq.c @@ -102,17 +102,14 @@ static char irq_redir [NR_IRQS]; // = { [0 ... NR_IRQS-1] = 1 }; void set_irq_affinity_info (unsigned int irq, int hwid, int redir) { - cpumask_t mask = CPU_MASK_NONE; - - cpu_set(cpu_logical_id(hwid), mask); - if (irq < NR_IRQS) { - irq_desc[irq].affinity = mask; + cpumask_copy(&irq_desc[irq].affinity, + cpumask_of(cpu_logical_id(hwid))); irq_redir[irq] = (char) (redir & 0xff); } } -bool is_affinity_mask_valid(cpumask_var_t cpumask) +bool is_affinity_mask_valid(const struct cpumask *cpumask) { if (ia64_platform_is("sn2")) { /* Only allow one CPU to be specified in the smp_affinity mask */ @@ -128,7 +125,7 @@ bool is_affinity_mask_valid(cpumask_var_t cpumask) unsigned int vectors_in_migration[NR_IRQS]; /* - * Since cpu_online_map is already updated, we just need to check for + * Since cpu_online_mask is already updated, we just need to check for * affinity that has zeros */ static void migrate_irqs(void) @@ -158,7 +155,7 @@ static void migrate_irqs(void) */ vectors_in_migration[irq] = irq; - new_cpu = any_online_cpu(cpu_online_map); + new_cpu = cpumask_any(cpu_online_mask); /* * Al three are essential, currently WARN_ON.. maybe panic? @@ -191,7 +188,7 @@ void fixup_irqs(void) * Find a new timesync master */ if (smp_processor_id() == time_keeper_id) { - time_keeper_id = first_cpu(cpu_online_map); + time_keeper_id = cpumask_first(cpu_online_mask); printk ("CPU %d is now promoted to time-keeper master\n", time_keeper_id); } diff --git a/arch/ia64/sn/kernel/io_acpi_init.c b/arch/ia64/sn/kernel/io_acpi_init.c index bc610a6..c5a2140 100644 --- a/arch/ia64/sn/kernel/io_acpi_init.c +++ b/arch/ia64/sn/kernel/io_acpi_init.c @@ -13,7 +13,6 @@ #include <asm/sn/sn_sal.h> #include "xtalk/hubdev.h" #include <linux/acpi.h> -#include <acpi/acnamesp.h> /* @@ -64,6 +63,7 @@ static acpi_status __init sn_acpi_hubdev_init(acpi_handle handle, u32 depth, void *context, void **ret) { struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + struct acpi_buffer name_buffer = { ACPI_ALLOCATE_BUFFER, NULL }; u64 addr; struct hubdev_info *hubdev; struct hubdev_info *hubdev_ptr; @@ -77,11 +77,12 @@ sn_acpi_hubdev_init(acpi_handle handle, u32 depth, void *context, void **ret) status = acpi_get_vendor_resource(handle, METHOD_NAME__CRS, &sn_uuid, &buffer); if (ACPI_FAILURE(status)) { + acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer); printk(KERN_ERR "sn_acpi_hubdev_init: acpi_get_vendor_resource() " - "(0x%x) failed for: ", status); - acpi_ns_print_node_pathname(handle, NULL); - printk("\n"); + "(0x%x) failed for: %s\n", status, + (char *)name_buffer.pointer); + kfree(name_buffer.pointer); return AE_OK; /* Continue walking namespace */ } @@ -89,11 +90,12 @@ sn_acpi_hubdev_init(acpi_handle handle, u32 depth, void *context, void **ret) vendor = &resource->data.vendor_typed; if ((vendor->byte_length - sizeof(struct acpi_vendor_uuid)) != sizeof(struct hubdev_info *)) { + acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer); printk(KERN_ERR - "sn_acpi_hubdev_init: Invalid vendor data length: %d for: ", - vendor->byte_length); - acpi_ns_print_node_pathname(handle, NULL); - printk("\n"); + "sn_acpi_hubdev_init: Invalid vendor data length: " + "%d for: %s\n", + vendor->byte_length, (char *)name_buffer.pointer); + kfree(name_buffer.pointer); goto exit; } @@ -120,6 +122,7 @@ sn_get_bussoft_ptr(struct pci_bus *bus) { u64 addr; struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + struct acpi_buffer name_buffer = { ACPI_ALLOCATE_BUFFER, NULL }; acpi_handle handle; struct pcibus_bussoft *prom_bussoft_ptr; struct acpi_resource *resource; @@ -131,11 +134,11 @@ sn_get_bussoft_ptr(struct pci_bus *bus) status = acpi_get_vendor_resource(handle, METHOD_NAME__CRS, &sn_uuid, &buffer); if (ACPI_FAILURE(status)) { + acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer); printk(KERN_ERR "%s: " - "acpi_get_vendor_resource() failed (0x%x) for: ", - __func__, status); - acpi_ns_print_node_pathname(handle, NULL); - printk("\n"); + "acpi_get_vendor_resource() failed (0x%x) for: %s\n", + __func__, status, (char *)name_buffer.pointer); + kfree(name_buffer.pointer); return NULL; } resource = buffer.pointer; @@ -168,6 +171,7 @@ sn_extract_device_info(acpi_handle handle, struct pcidev_info **pcidev_info, { u64 addr; struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + struct acpi_buffer name_buffer = { ACPI_ALLOCATE_BUFFER, NULL }; struct sn_irq_info *irq_info, *irq_info_prom; struct pcidev_info *pcidev_ptr, *pcidev_prom_ptr; struct acpi_resource *resource; @@ -182,11 +186,11 @@ sn_extract_device_info(acpi_handle handle, struct pcidev_info **pcidev_info, status = acpi_get_vendor_resource(handle, METHOD_NAME__CRS, &sn_uuid, &buffer); if (ACPI_FAILURE(status)) { + acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer); printk(KERN_ERR - "%s: acpi_get_vendor_resource() failed (0x%x) for: ", - __func__, status); - acpi_ns_print_node_pathname(handle, NULL); - printk("\n"); + "%s: acpi_get_vendor_resource() failed (0x%x) for: %s\n", + __func__, status, (char *)name_buffer.pointer); + kfree(name_buffer.pointer); return 1; } @@ -194,11 +198,12 @@ sn_extract_device_info(acpi_handle handle, struct pcidev_info **pcidev_info, vendor = &resource->data.vendor_typed; if ((vendor->byte_length - sizeof(struct acpi_vendor_uuid)) != sizeof(struct pci_devdev_info *)) { + acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer); printk(KERN_ERR - "%s: Invalid vendor data length: %d for: ", - __func__, vendor->byte_length); - acpi_ns_print_node_pathname(handle, NULL); - printk("\n"); + "%s: Invalid vendor data length: %d for: %s\n", + __func__, vendor->byte_length, + (char *)name_buffer.pointer); + kfree(name_buffer.pointer); ret = 1; goto exit; } @@ -239,6 +244,9 @@ get_host_devfn(acpi_handle device_handle, acpi_handle rootbus_handle) acpi_handle parent; int slot; acpi_status status; + struct acpi_buffer name_buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + + acpi_get_name(device_handle, ACPI_FULL_PATHNAME, &name_buffer); /* * Do an upward search to find the root bus device, and @@ -249,9 +257,8 @@ get_host_devfn(acpi_handle device_handle, acpi_handle rootbus_handle) status = acpi_get_parent(child, &parent); if (ACPI_FAILURE(status)) { printk(KERN_ERR "%s: acpi_get_parent() failed " - "(0x%x) for: ", __func__, status); - acpi_ns_print_node_pathname(child, NULL); - printk("\n"); + "(0x%x) for: %s\n", __func__, status, + (char *)name_buffer.pointer); panic("%s: Unable to find host devfn\n", __func__); } if (parent == rootbus_handle) @@ -259,22 +266,20 @@ get_host_devfn(acpi_handle device_handle, acpi_handle rootbus_handle) child = parent; } if (!child) { - printk(KERN_ERR "%s: Unable to find root bus for: ", - __func__); - acpi_ns_print_node_pathname(device_handle, NULL); - printk("\n"); + printk(KERN_ERR "%s: Unable to find root bus for: %s\n", + __func__, (char *)name_buffer.pointer); BUG(); } status = acpi_evaluate_integer(child, METHOD_NAME__ADR, NULL, &adr); if (ACPI_FAILURE(status)) { - printk(KERN_ERR "%s: Unable to get _ADR (0x%x) for: ", - __func__, status); - acpi_ns_print_node_pathname(child, NULL); - printk("\n"); + printk(KERN_ERR "%s: Unable to get _ADR (0x%x) for: %s\n", + __func__, status, (char *)name_buffer.pointer); panic("%s: Unable to find host devfn\n", __func__); } + kfree(name_buffer.pointer); + slot = (adr >> 16) & 0xffff; function = adr & 0xffff; devfn = PCI_DEVFN(slot, function); @@ -300,27 +305,28 @@ find_matching_device(acpi_handle handle, u32 lvl, void *context, void **rv) int function; int slot; struct sn_pcidev_match *info = context; + struct acpi_buffer name_buffer = { ACPI_ALLOCATE_BUFFER, NULL }; status = acpi_evaluate_integer(handle, METHOD_NAME__ADR, NULL, &adr); if (ACPI_SUCCESS(status)) { status = acpi_get_parent(handle, &parent); if (ACPI_FAILURE(status)) { + acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer); printk(KERN_ERR - "%s: acpi_get_parent() failed (0x%x) for: ", - __func__, status); - acpi_ns_print_node_pathname(handle, NULL); - printk("\n"); + "%s: acpi_get_parent() failed (0x%x) for: %s\n", + __func__, status, (char *)name_buffer.pointer); + kfree(name_buffer.pointer); return AE_OK; } status = acpi_evaluate_integer(parent, METHOD_NAME__BBN, NULL, &bbn); if (ACPI_FAILURE(status)) { + acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer); printk(KERN_ERR - "%s: Failed to find _BBN in parent of: ", - __func__); - acpi_ns_print_node_pathname(handle, NULL); - printk("\n"); + "%s: Failed to find _BBN in parent of: %s\n", + __func__, (char *)name_buffer.pointer); + kfree(name_buffer.pointer); return AE_OK; } @@ -350,24 +356,27 @@ sn_acpi_get_pcidev_info(struct pci_dev *dev, struct pcidev_info **pcidev_info, acpi_handle rootbus_handle; unsigned long long segment; acpi_status status; + struct acpi_buffer name_buffer = { ACPI_ALLOCATE_BUFFER, NULL }; rootbus_handle = PCI_CONTROLLER(dev)->acpi_handle; status = acpi_evaluate_integer(rootbus_handle, METHOD_NAME__SEG, NULL, &segment); if (ACPI_SUCCESS(status)) { if (segment != pci_domain_nr(dev)) { + acpi_get_name(rootbus_handle, ACPI_FULL_PATHNAME, + &name_buffer); printk(KERN_ERR - "%s: Segment number mismatch, 0x%llx vs 0x%x for: ", - __func__, segment, pci_domain_nr(dev)); - acpi_ns_print_node_pathname(rootbus_handle, NULL); - printk("\n"); + "%s: Segment number mismatch, 0x%llx vs 0x%x for: %s\n", + __func__, segment, pci_domain_nr(dev), + (char *)name_buffer.pointer); + kfree(name_buffer.pointer); return 1; } } else { - printk(KERN_ERR "%s: Unable to get __SEG from: ", - __func__); - acpi_ns_print_node_pathname(rootbus_handle, NULL); - printk("\n"); + acpi_get_name(rootbus_handle, ACPI_FULL_PATHNAME, &name_buffer); + printk(KERN_ERR "%s: Unable to get __SEG from: %s\n", + __func__, (char *)name_buffer.pointer); + kfree(name_buffer.pointer); return 1; } diff --git a/arch/ia64/sn/kernel/io_common.c b/arch/ia64/sn/kernel/io_common.c index 8a924a5..0d4ffa4 100644 --- a/arch/ia64/sn/kernel/io_common.c +++ b/arch/ia64/sn/kernel/io_common.c @@ -26,7 +26,6 @@ #include <linux/acpi.h> #include <asm/sn/sn2/sn_hwperf.h> #include <asm/sn/acpi.h> -#include "acpi/acglobal.h" extern void sn_init_cpei_timer(void); extern void register_sn_procfs(void); @@ -473,7 +472,7 @@ sn_io_early_init(void) { struct acpi_table_header *header = NULL; - acpi_get_table_by_index(ACPI_TABLE_INDEX_DSDT, &header); + acpi_get_table(ACPI_SIG_DSDT, 1, &header); BUG_ON(header == NULL); sn_acpi_rev = header->oem_revision; } @@ -505,7 +504,7 @@ sn_io_early_init(void) { struct acpi_table_header *header; - (void)acpi_get_table_by_index(ACPI_TABLE_INDEX_DSDT, &header); + (void)acpi_get_table(ACPI_SIG_DSDT, 1, &header); printk(KERN_INFO "ACPI DSDT OEM Rev 0x%x\n", header->oem_revision); } diff --git a/arch/m68knommu/include/asm/mmu.h b/arch/m68knommu/include/asm/mmu.h index 5fa6b68..e2da1e6 100644 --- a/arch/m68knommu/include/asm/mmu.h +++ b/arch/m68knommu/include/asm/mmu.h @@ -4,7 +4,6 @@ /* Copyright (C) 2002, David McCullough <davidm@snapgear.com> */ typedef struct { - struct vm_list_struct *vmlist; unsigned long end_brk; } mm_context_t; diff --git a/arch/mips/pci/pci-ip27.c b/arch/mips/pci/pci-ip27.c index f97ab14..dda6f20 100644 --- a/arch/mips/pci/pci-ip27.c +++ b/arch/mips/pci/pci-ip27.c @@ -146,12 +146,6 @@ int __devinit pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) return 0; } -/* Most MIPS systems have straight-forward swizzling needs. */ -static inline u8 bridge_swizzle(u8 pin, u8 slot) -{ - return (((pin - 1) + slot) % 4) + 1; -} - static inline struct pci_dev *bridge_root_dev(struct pci_dev *dev) { while (dev->bus->parent) { diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c index 62cae74..b0eb9e7 100644 --- a/arch/mips/pci/pci.c +++ b/arch/mips/pci/pci.c @@ -149,28 +149,6 @@ out: "Skipping PCI bus scan due to resource conflict\n"); } -/* Most MIPS systems have straight-forward swizzling needs. */ - -static inline u8 bridge_swizzle(u8 pin, u8 slot) -{ - return (((pin - 1) + slot) % 4) + 1; -} - -static u8 __init common_swizzle(struct pci_dev *dev, u8 *pinp) -{ - u8 pin = *pinp; - - while (dev->bus->parent) { - pin = bridge_swizzle(pin, PCI_SLOT(dev->devfn)); - /* Move up the chain of bridges. */ - dev = dev->bus->self; - } - *pinp = pin; - - /* The slot is the slot of the last bridge. */ - return PCI_SLOT(dev->devfn); -} - static int __init pcibios_init(void) { struct pci_controller *hose; @@ -179,7 +157,7 @@ static int __init pcibios_init(void) for (hose = hose_head; hose; hose = hose->next) pcibios_scanbus(hose); - pci_fixup_irqs(common_swizzle, pcibios_map_irq); + pci_fixup_irqs(pci_common_swizzle, pcibios_map_irq); pci_initialized = 1; diff --git a/arch/parisc/Makefile b/arch/parisc/Makefile index 5ddad7b..0d42827 100644 --- a/arch/parisc/Makefile +++ b/arch/parisc/Makefile @@ -77,7 +77,7 @@ libs-y += arch/parisc/lib/ `$(CC) -print-libgcc-file-name` drivers-$(CONFIG_OPROFILE) += arch/parisc/oprofile/ -PALO := $(shell if which palo; then : ; \ +PALO := $(shell if (which palo 2>&1); then : ; \ elif [ -x /sbin/palo ]; then echo /sbin/palo; \ fi) diff --git a/arch/parisc/include/asm/Kbuild b/arch/parisc/include/asm/Kbuild index f88b252..2121d99 100644 --- a/arch/parisc/include/asm/Kbuild +++ b/arch/parisc/include/asm/Kbuild @@ -1,3 +1,4 @@ include include/asm-generic/Kbuild.asm unifdef-y += pdc.h +unifdef-y += swab.h diff --git a/arch/parisc/include/asm/byteorder.h b/arch/parisc/include/asm/byteorder.h index db14831..da66029 100644 --- a/arch/parisc/include/asm/byteorder.h +++ b/arch/parisc/include/asm/byteorder.h @@ -1,82 +1,7 @@ #ifndef _PARISC_BYTEORDER_H #define _PARISC_BYTEORDER_H -#include <asm/types.h> -#include <linux/compiler.h> - -#ifdef __GNUC__ - -static __inline__ __attribute_const__ __u16 ___arch__swab16(__u16 x) -{ - __asm__("dep %0, 15, 8, %0\n\t" /* deposit 00ab -> 0bab */ - "shd %%r0, %0, 8, %0" /* shift 000000ab -> 00ba */ - : "=r" (x) - : "0" (x)); - return x; -} - -static __inline__ __attribute_const__ __u32 ___arch__swab24(__u32 x) -{ - __asm__("shd %0, %0, 8, %0\n\t" /* shift xabcxabc -> cxab */ - "dep %0, 15, 8, %0\n\t" /* deposit cxab -> cbab */ - "shd %%r0, %0, 8, %0" /* shift 0000cbab -> 0cba */ - : "=r" (x) - : "0" (x)); - return x; -} - -static __inline__ __attribute_const__ __u32 ___arch__swab32(__u32 x) -{ - unsigned int temp; - __asm__("shd %0, %0, 16, %1\n\t" /* shift abcdabcd -> cdab */ - "dep %1, 15, 8, %1\n\t" /* deposit cdab -> cbab */ - "shd %0, %1, 8, %0" /* shift abcdcbab -> dcba */ - : "=r" (x), "=&r" (temp) - : "0" (x)); - return x; -} - - -#if BITS_PER_LONG > 32 -/* -** From "PA-RISC 2.0 Architecture", HP Professional Books. -** See Appendix I page 8 , "Endian Byte Swapping". -** -** Pretty cool algorithm: (* == zero'd bits) -** PERMH 01234567 -> 67452301 into %0 -** HSHL 67452301 -> 7*5*3*1* into %1 -** HSHR 67452301 -> *6*4*2*0 into %0 -** OR %0 | %1 -> 76543210 into %0 (all done!) -*/ -static __inline__ __attribute_const__ __u64 ___arch__swab64(__u64 x) { - __u64 temp; - __asm__("permh,3210 %0, %0\n\t" - "hshl %0, 8, %1\n\t" - "hshr,u %0, 8, %0\n\t" - "or %1, %0, %0" - : "=r" (x), "=&r" (temp) - : "0" (x)); - return x; -} -#define __arch__swab64(x) ___arch__swab64(x) -#define __BYTEORDER_HAS_U64__ -#elif !defined(__STRICT_ANSI__) -static __inline__ __attribute_const__ __u64 ___arch__swab64(__u64 x) -{ - __u32 t1 = ___arch__swab32((__u32) x); - __u32 t2 = ___arch__swab32((__u32) (x >> 32)); - return (((__u64) t1 << 32) | t2); -} -#define __arch__swab64(x) ___arch__swab64(x) -#define __BYTEORDER_HAS_U64__ -#endif - -#define __arch__swab16(x) ___arch__swab16(x) -#define __arch__swab24(x) ___arch__swab24(x) -#define __arch__swab32(x) ___arch__swab32(x) - -#endif /* __GNUC__ */ - +#include <asm/swab.h> #include <linux/byteorder/big_endian.h> #endif /* _PARISC_BYTEORDER_H */ diff --git a/arch/parisc/include/asm/checksum.h b/arch/parisc/include/asm/checksum.h index e9639cc..c84b2fc 100644 --- a/arch/parisc/include/asm/checksum.h +++ b/arch/parisc/include/asm/checksum.h @@ -182,7 +182,7 @@ static __inline__ __sum16 csum_ipv6_magic(const struct in6_addr *saddr, #endif : "=r" (sum), "=r" (saddr), "=r" (daddr), "=r" (len) : "0" (sum), "1" (saddr), "2" (daddr), "3" (len), "r" (proto) - : "r19", "r20", "r21", "r22"); + : "r19", "r20", "r21", "r22", "memory"); return csum_fold(sum); } diff --git a/arch/parisc/include/asm/io.h b/arch/parisc/include/asm/io.h index 55ddb18..d3031d1 100644 --- a/arch/parisc/include/asm/io.h +++ b/arch/parisc/include/asm/io.h @@ -4,12 +4,6 @@ #include <linux/types.h> #include <asm/pgtable.h> -extern unsigned long parisc_vmerge_boundary; -extern unsigned long parisc_vmerge_max_size; - -#define BIO_VMERGE_BOUNDARY parisc_vmerge_boundary -#define BIO_VMERGE_MAX_SIZE parisc_vmerge_max_size - #define virt_to_phys(a) ((unsigned long)__pa(a)) #define phys_to_virt(a) __va(a) #define virt_to_bus virt_to_phys @@ -182,9 +176,9 @@ static inline void __raw_writeq(unsigned long long b, volatile void __iomem *add /* readb can never be const, so use __fswab instead of le*_to_cpu */ #define readb(addr) __raw_readb(addr) -#define readw(addr) __fswab16(__raw_readw(addr)) -#define readl(addr) __fswab32(__raw_readl(addr)) -#define readq(addr) __fswab64(__raw_readq(addr)) +#define readw(addr) le16_to_cpu(__raw_readw(addr)) +#define readl(addr) le32_to_cpu(__raw_readl(addr)) +#define readq(addr) le64_to_cpu(__raw_readq(addr)) #define writeb(b, addr) __raw_writeb(b, addr) #define writew(b, addr) __raw_writew(cpu_to_le16(b), addr) #define writel(b, addr) __raw_writel(cpu_to_le32(b), addr) diff --git a/arch/parisc/include/asm/mmu_context.h b/arch/parisc/include/asm/mmu_context.h index 85856c7..354b2ac 100644 --- a/arch/parisc/include/asm/mmu_context.h +++ b/arch/parisc/include/asm/mmu_context.h @@ -34,16 +34,21 @@ destroy_context(struct mm_struct *mm) mm->context = 0; } -static inline void load_context(mm_context_t context) +static inline unsigned long __space_to_prot(mm_context_t context) { - mtsp(context, 3); #if SPACEID_SHIFT == 0 - mtctl(context << 1,8); + return context << 1; #else - mtctl(context >> (SPACEID_SHIFT - 1),8); + return context >> (SPACEID_SHIFT - 1); #endif } +static inline void load_context(mm_context_t context) +{ + mtsp(context, 3); + mtctl(__space_to_prot(context), 8); +} + static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, struct task_struct *tsk) { diff --git a/arch/parisc/include/asm/processor.h b/arch/parisc/include/asm/processor.h index 3c9d348..9d64df8 100644 --- a/arch/parisc/include/asm/processor.h +++ b/arch/parisc/include/asm/processor.h @@ -17,6 +17,7 @@ #include <asm/ptrace.h> #include <asm/types.h> #include <asm/system.h> +#include <asm/percpu.h> #endif /* __ASSEMBLY__ */ #define KERNEL_STACK_SIZE (4*PAGE_SIZE) @@ -109,8 +110,7 @@ struct cpuinfo_parisc { }; extern struct system_cpuinfo_parisc boot_cpu_data; -extern struct cpuinfo_parisc cpu_data[NR_CPUS]; -#define current_cpu_data cpu_data[smp_processor_id()] +DECLARE_PER_CPU(struct cpuinfo_parisc, cpu_data); #define CPU_HVERSION ((boot_cpu_data.hversion >> 4) & 0x0FFF) diff --git a/arch/parisc/include/asm/swab.h b/arch/parisc/include/asm/swab.h new file mode 100644 index 0000000..3ff16c5 --- /dev/null +++ b/arch/parisc/include/asm/swab.h @@ -0,0 +1,66 @@ +#ifndef _PARISC_SWAB_H +#define _PARISC_SWAB_H + +#include <asm/types.h> +#include <linux/compiler.h> + +#define __SWAB_64_THRU_32__ + +static inline __attribute_const__ __u16 __arch_swab16(__u16 x) +{ + __asm__("dep %0, 15, 8, %0\n\t" /* deposit 00ab -> 0bab */ + "shd %%r0, %0, 8, %0" /* shift 000000ab -> 00ba */ + : "=r" (x) + : "0" (x)); + return x; +} +#define __arch_swab16 __arch_swab16 + +static inline __attribute_const__ __u32 __arch_swab24(__u32 x) +{ + __asm__("shd %0, %0, 8, %0\n\t" /* shift xabcxabc -> cxab */ + "dep %0, 15, 8, %0\n\t" /* deposit cxab -> cbab */ + "shd %%r0, %0, 8, %0" /* shift 0000cbab -> 0cba */ + : "=r" (x) + : "0" (x)); + return x; +} + +static inline __attribute_const__ __u32 __arch_swab32(__u32 x) +{ + unsigned int temp; + __asm__("shd %0, %0, 16, %1\n\t" /* shift abcdabcd -> cdab */ + "dep %1, 15, 8, %1\n\t" /* deposit cdab -> cbab */ + "shd %0, %1, 8, %0" /* shift abcdcbab -> dcba */ + : "=r" (x), "=&r" (temp) + : "0" (x)); + return x; +} +#define __arch_swab32 __arch_swab32 + +#if BITS_PER_LONG > 32 +/* +** From "PA-RISC 2.0 Architecture", HP Professional Books. +** See Appendix I page 8 , "Endian Byte Swapping". +** +** Pretty cool algorithm: (* == zero'd bits) +** PERMH 01234567 -> 67452301 into %0 +** HSHL 67452301 -> 7*5*3*1* into %1 +** HSHR 67452301 -> *6*4*2*0 into %0 +** OR %0 | %1 -> 76543210 into %0 (all done!) +*/ +static inline __attribute_const__ __u64 __arch_swab64(__u64 x) +{ + __u64 temp; + __asm__("permh,3210 %0, %0\n\t" + "hshl %0, 8, %1\n\t" + "hshr,u %0, 8, %0\n\t" + "or %1, %0, %0" + : "=r" (x), "=&r" (temp) + : "0" (x)); + return x; +} +#define __arch_swab64 __arch_swab64 +#endif /* BITS_PER_LONG > 32 */ + +#endif /* _PARISC_SWAB_H */ diff --git a/arch/parisc/include/asm/uaccess.h b/arch/parisc/include/asm/uaccess.h index 4878b95..1c6dbb6 100644 --- a/arch/parisc/include/asm/uaccess.h +++ b/arch/parisc/include/asm/uaccess.h @@ -241,4 +241,6 @@ unsigned long copy_in_user(void __user *dst, const void __user *src, unsigned lo #define __copy_to_user_inatomic __copy_to_user #define __copy_from_user_inatomic __copy_from_user +int fixup_exception(struct pt_regs *regs); + #endif /* __PARISC_UACCESS_H */ diff --git a/arch/parisc/kernel/drivers.c b/arch/parisc/kernel/drivers.c index 884b7ce..994bcd9 100644 --- a/arch/parisc/kernel/drivers.c +++ b/arch/parisc/kernel/drivers.c @@ -549,6 +549,38 @@ static int parisc_generic_match(struct device *dev, struct device_driver *drv) return match_device(to_parisc_driver(drv), to_parisc_device(dev)); } +static ssize_t make_modalias(struct device *dev, char *buf) +{ + const struct parisc_device *padev = to_parisc_device(dev); + const struct parisc_device_id *id = &padev->id; + + return sprintf(buf, "parisc:t%02Xhv%04Xrev%02Xsv%08X\n", + (u8)id->hw_type, (u16)id->hversion, (u8)id->hversion_rev, + (u32)id->sversion); +} + +static int parisc_uevent(struct device *dev, struct kobj_uevent_env *env) +{ + const struct parisc_device *padev; + char modalias[40]; + + if (!dev) + return -ENODEV; + + padev = to_parisc_device(dev); + if (!padev) + return -ENODEV; + + if (add_uevent_var(env, "PARISC_NAME=%s", padev->name)) + return -ENOMEM; + + make_modalias(dev, modalias); + if (add_uevent_var(env, "MODALIAS=%s", modalias)) + return -ENOMEM; + + return 0; +} + #define pa_dev_attr(name, field, format_string) \ static ssize_t name##_show(struct device *dev, struct device_attribute *attr, char *buf) \ { \ @@ -566,12 +598,7 @@ pa_dev_attr_id(sversion, "0x%05x\n"); static ssize_t modalias_show(struct device *dev, struct device_attribute *attr, char *buf) { - struct parisc_device *padev = to_parisc_device(dev); - struct parisc_device_id *id = &padev->id; - - return sprintf(buf, "parisc:t%02Xhv%04Xrev%02Xsv%08X\n", - (u8)id->hw_type, (u16)id->hversion, (u8)id->hversion_rev, - (u32)id->sversion); + return make_modalias(dev, buf); } static struct device_attribute parisc_device_attrs[] = { @@ -587,6 +614,7 @@ static struct device_attribute parisc_device_attrs[] = { struct bus_type parisc_bus_type = { .name = "parisc", .match = parisc_generic_match, + .uevent = parisc_uevent, .dev_attrs = parisc_device_attrs, .probe = parisc_driver_probe, .remove = parisc_driver_remove, diff --git a/arch/parisc/kernel/hpmc.S b/arch/parisc/kernel/hpmc.S index 2cbf13b..5595a2f 100644 --- a/arch/parisc/kernel/hpmc.S +++ b/arch/parisc/kernel/hpmc.S @@ -80,6 +80,7 @@ END(hpmc_pim_data) .import intr_save, code ENTRY(os_hpmc) +.os_hpmc: /* * registers modified: @@ -295,5 +296,10 @@ os_hpmc_6: b . nop ENDPROC(os_hpmc) -ENTRY(os_hpmc_end) /* this label used to compute os_hpmc checksum */ +.os_hpmc_end: nop +.data +.align 4 + .export os_hpmc_size +os_hpmc_size: + .word .os_hpmc_end-.os_hpmc diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c index 4cea935..ac2c822 100644 --- a/arch/parisc/kernel/irq.c +++ b/arch/parisc/kernel/irq.c @@ -298,7 +298,7 @@ unsigned long txn_affinity_addr(unsigned int irq, int cpu) irq_desc[irq].affinity = cpumask_of_cpu(cpu); #endif - return cpu_data[cpu].txn_addr; + return per_cpu(cpu_data, cpu).txn_addr; } @@ -309,8 +309,9 @@ unsigned long txn_alloc_addr(unsigned int virt_irq) next_cpu++; /* assign to "next" CPU we want this bugger on */ /* validate entry */ - while ((next_cpu < NR_CPUS) && (!cpu_data[next_cpu].txn_addr || - !cpu_online(next_cpu))) + while ((next_cpu < NR_CPUS) && + (!per_cpu(cpu_data, next_cpu).txn_addr || + !cpu_online(next_cpu))) next_cpu++; if (next_cpu >= NR_CPUS) @@ -359,7 +360,7 @@ void do_cpu_irq_mask(struct pt_regs *regs) printk(KERN_DEBUG "redirecting irq %d from CPU %d to %d\n", irq, smp_processor_id(), cpu); gsc_writel(irq + CPU_IRQ_BASE, - cpu_data[cpu].hpa); + per_cpu(cpu_data, cpu).hpa); goto set_out; } #endif @@ -421,5 +422,5 @@ void __init init_IRQ(void) void ack_bad_irq(unsigned int irq) { - printk("unexpected IRQ %d\n", irq); + printk(KERN_WARNING "unexpected IRQ %d\n", irq); } diff --git a/arch/parisc/kernel/pdc_cons.c b/arch/parisc/kernel/pdc_cons.c index ccb6809..1ff366c 100644 --- a/arch/parisc/kernel/pdc_cons.c +++ b/arch/parisc/kernel/pdc_cons.c @@ -52,7 +52,7 @@ #include <linux/tty.h> #include <asm/pdc.h> /* for iodc_call() proto and friends */ -static spinlock_t pdc_console_lock = SPIN_LOCK_UNLOCKED; +static DEFINE_SPINLOCK(pdc_console_lock); static void pdc_console_write(struct console *co, const char *s, unsigned count) { diff --git a/arch/parisc/kernel/perf.c b/arch/parisc/kernel/perf.c index f696f57..75099ef 100644 --- a/arch/parisc/kernel/perf.c +++ b/arch/parisc/kernel/perf.c @@ -541,9 +541,9 @@ static int __init perf_init(void) spin_lock_init(&perf_lock); /* TODO: this only lets us access the first cpu.. what to do for SMP? */ - cpu_device = cpu_data[0].dev; + cpu_device = per_cpu(cpu_data, 0).dev; printk("Performance monitoring counters enabled for %s\n", - cpu_data[0].dev->name); + per_cpu(cpu_data, 0).dev->name); return 0; } diff --git a/arch/parisc/kernel/processor.c b/arch/parisc/kernel/processor.c index 370086f..ecb6093 100644 --- a/arch/parisc/kernel/processor.c +++ b/arch/parisc/kernel/processor.c @@ -3,7 +3,7 @@ * Initial setup-routines for HP 9000 based hardware. * * Copyright (C) 1991, 1992, 1995 Linus Torvalds - * Modifications for PA-RISC (C) 1999 Helge Deller <deller@gmx.de> + * Modifications for PA-RISC (C) 1999-2008 Helge Deller <deller@gmx.de> * Modifications copyright 1999 SuSE GmbH (Philipp Rumpf) * Modifications copyright 2000 Martin K. Petersen <mkp@mkp.net> * Modifications copyright 2000 Philipp Rumpf <prumpf@tux.org> @@ -46,7 +46,7 @@ struct system_cpuinfo_parisc boot_cpu_data __read_mostly; EXPORT_SYMBOL(boot_cpu_data); -struct cpuinfo_parisc cpu_data[NR_CPUS] __read_mostly; +DEFINE_PER_CPU(struct cpuinfo_parisc, cpu_data); extern int update_cr16_clocksource(void); /* from time.c */ @@ -69,6 +69,23 @@ extern int update_cr16_clocksource(void); /* from time.c */ */ /** + * init_cpu_profiler - enable/setup per cpu profiling hooks. + * @cpunum: The processor instance. + * + * FIXME: doesn't do much yet... + */ +static void __cpuinit +init_percpu_prof(unsigned long cpunum) +{ + struct cpuinfo_parisc *p; + + p = &per_cpu(cpu_data, cpunum); + p->prof_counter = 1; + p->prof_multiplier = 1; +} + + +/** * processor_probe - Determine if processor driver should claim this device. * @dev: The device which has been found. * @@ -147,7 +164,7 @@ static int __cpuinit processor_probe(struct parisc_device *dev) } #endif - p = &cpu_data[cpuid]; + p = &per_cpu(cpu_data, cpuid); boot_cpu_data.cpu_count++; /* initialize counters - CPU 0 gets it_value set in time_init() */ @@ -162,12 +179,9 @@ static int __cpuinit processor_probe(struct parisc_device *dev) #ifdef CONFIG_SMP /* ** FIXME: review if any other initialization is clobbered - ** for boot_cpu by the above memset(). + ** for boot_cpu by the above memset(). */ - - /* stolen from init_percpu_prof() */ - cpu_data[cpuid].prof_counter = 1; - cpu_data[cpuid].prof_multiplier = 1; + init_percpu_prof(cpuid); #endif /* @@ -261,19 +275,6 @@ void __init collect_boot_cpu_data(void) } -/** - * init_cpu_profiler - enable/setup per cpu profiling hooks. - * @cpunum: The processor instance. - * - * FIXME: doesn't do much yet... - */ -static inline void __init -init_percpu_prof(int cpunum) -{ - cpu_data[cpunum].prof_counter = 1; - cpu_data[cpunum].prof_multiplier = 1; -} - /** * init_per_cpu - Handle individual processor initializations. @@ -293,7 +294,7 @@ init_percpu_prof(int cpunum) * * o Enable CPU profiling hooks. */ -int __init init_per_cpu(int cpunum) +int __cpuinit init_per_cpu(int cpunum) { int ret; struct pdc_coproc_cfg coproc_cfg; @@ -307,8 +308,8 @@ int __init init_per_cpu(int cpunum) /* FWIW, FP rev/model is a more accurate way to determine ** CPU type. CPU rev/model has some ambiguous cases. */ - cpu_data[cpunum].fp_rev = coproc_cfg.revision; - cpu_data[cpunum].fp_model = coproc_cfg.model; + per_cpu(cpu_data, cpunum).fp_rev = coproc_cfg.revision; + per_cpu(cpu_data, cpunum).fp_model = coproc_cfg.model; printk(KERN_INFO "FP[%d] enabled: Rev %ld Model %ld\n", cpunum, coproc_cfg.revision, coproc_cfg.model); @@ -344,16 +345,17 @@ int __init init_per_cpu(int cpunum) int show_cpuinfo (struct seq_file *m, void *v) { - int n; + unsigned long cpu; - for(n=0; n<boot_cpu_data.cpu_count; n++) { + for_each_online_cpu(cpu) { + const struct cpuinfo_parisc *cpuinfo = &per_cpu(cpu_data, cpu); #ifdef CONFIG_SMP - if (0 == cpu_data[n].hpa) + if (0 == cpuinfo->hpa) continue; #endif - seq_printf(m, "processor\t: %d\n" + seq_printf(m, "processor\t: %lu\n" "cpu family\t: PA-RISC %s\n", - n, boot_cpu_data.family_name); + cpu, boot_cpu_data.family_name); seq_printf(m, "cpu\t\t: %s\n", boot_cpu_data.cpu_name ); @@ -365,8 +367,8 @@ show_cpuinfo (struct seq_file *m, void *v) seq_printf(m, "model\t\t: %s\n" "model name\t: %s\n", boot_cpu_data.pdc.sys_model_name, - cpu_data[n].dev ? - cpu_data[n].dev->name : "Unknown" ); + cpuinfo->dev ? + cpuinfo->dev->name : "Unknown"); seq_printf(m, "hversion\t: 0x%08x\n" "sversion\t: 0x%08x\n", @@ -377,8 +379,8 @@ show_cpuinfo (struct seq_file *m, void *v) show_cache_info(m); seq_printf(m, "bogomips\t: %lu.%02lu\n", - cpu_data[n].loops_per_jiffy / (500000 / HZ), - (cpu_data[n].loops_per_jiffy / (5000 / HZ)) % 100); + cpuinfo->loops_per_jiffy / (500000 / HZ), + (cpuinfo->loops_per_jiffy / (5000 / HZ)) % 100); seq_printf(m, "software id\t: %ld\n\n", boot_cpu_data.pdc.model.sw_id); diff --git a/arch/parisc/kernel/setup.c b/arch/parisc/kernel/setup.c index 7d27853..82131ca 100644 --- a/arch/parisc/kernel/setup.c +++ b/arch/parisc/kernel/setup.c @@ -58,11 +58,6 @@ int parisc_bus_is_phys __read_mostly = 1; /* Assume no IOMMU is present */ EXPORT_SYMBOL(parisc_bus_is_phys); #endif -/* This sets the vmerge boundary and size, it's here because it has to - * be available on all platforms (zero means no-virtual merging) */ -unsigned long parisc_vmerge_boundary = 0; -unsigned long parisc_vmerge_max_size = 0; - void __init setup_cmdline(char **cmdline_p) { extern unsigned int boot_args[]; @@ -321,7 +316,7 @@ static int __init parisc_init(void) processor_init(); printk(KERN_INFO "CPU(s): %d x %s at %d.%06d MHz\n", - boot_cpu_data.cpu_count, + num_present_cpus(), boot_cpu_data.cpu_name, boot_cpu_data.cpu_hz / 1000000, boot_cpu_data.cpu_hz % 1000000 ); @@ -387,8 +382,8 @@ void start_parisc(void) if (ret >= 0 && coproc_cfg.ccr_functional) { mtctl(coproc_cfg.ccr_functional, 10); - cpu_data[cpunum].fp_rev = coproc_cfg.revision; - cpu_data[cpunum].fp_model = coproc_cfg.model; + per_cpu(cpu_data, cpunum).fp_rev = coproc_cfg.revision; + per_cpu(cpu_data, cpunum).fp_model = coproc_cfg.model; asm volatile ("fstd %fr0,8(%sp)"); } else { diff --git a/arch/parisc/kernel/smp.c b/arch/parisc/kernel/smp.c index 80bc000..9995d7e 100644 --- a/arch/parisc/kernel/smp.c +++ b/arch/parisc/kernel/smp.c @@ -56,16 +56,17 @@ static int smp_debug_lvl = 0; if (lvl >= smp_debug_lvl) \ printk(printargs); #else -#define smp_debug(lvl, ...) +#define smp_debug(lvl, ...) do { } while(0) #endif /* DEBUG_SMP */ DEFINE_SPINLOCK(smp_lock); volatile struct task_struct *smp_init_current_idle_task; -static volatile int cpu_now_booting __read_mostly = 0; /* track which CPU is booting */ +/* track which CPU is booting */ +static volatile int cpu_now_booting __cpuinitdata; -static int parisc_max_cpus __read_mostly = 1; +static int parisc_max_cpus __cpuinitdata = 1; DEFINE_PER_CPU(spinlock_t, ipi_lock) = SPIN_LOCK_UNLOCKED; @@ -123,7 +124,7 @@ irqreturn_t ipi_interrupt(int irq, void *dev_id) { int this_cpu = smp_processor_id(); - struct cpuinfo_parisc *p = &cpu_data[this_cpu]; + struct cpuinfo_parisc *p = &per_cpu(cpu_data, this_cpu); unsigned long ops; unsigned long flags; @@ -202,13 +203,13 @@ ipi_interrupt(int irq, void *dev_id) static inline void ipi_send(int cpu, enum ipi_message_type op) { - struct cpuinfo_parisc *p = &cpu_data[cpu]; + struct cpuinfo_parisc *p = &per_cpu(cpu_data, cpu); spinlock_t *lock = &per_cpu(ipi_lock, cpu); unsigned long flags; spin_lock_irqsave(lock, flags); p->pending_ipi |= 1 << op; - gsc_writel(IPI_IRQ - CPU_IRQ_BASE, cpu_data[cpu].hpa); + gsc_writel(IPI_IRQ - CPU_IRQ_BASE, p->hpa); spin_unlock_irqrestore(lock, flags); } @@ -224,10 +225,7 @@ send_IPI_mask(cpumask_t mask, enum ipi_message_type op) static inline void send_IPI_single(int dest_cpu, enum ipi_message_type op) { - if (dest_cpu == NO_PROC_ID) { - BUG(); - return; - } + BUG_ON(dest_cpu == NO_PROC_ID); ipi_send(dest_cpu, op); } @@ -309,8 +307,7 @@ smp_cpu_init(int cpunum) /* Initialise the idle task for this CPU */ atomic_inc(&init_mm.mm_count); current->active_mm = &init_mm; - if(current->mm) - BUG(); + BUG_ON(current->mm); enter_lazy_tlb(&init_mm, current); init_IRQ(); /* make sure no IRQs are enabled or pending */ @@ -345,6 +342,7 @@ void __init smp_callin(void) */ int __cpuinit smp_boot_one_cpu(int cpuid) { + const struct cpuinfo_parisc *p = &per_cpu(cpu_data, cpuid); struct task_struct *idle; long timeout; @@ -376,7 +374,7 @@ int __cpuinit smp_boot_one_cpu(int cpuid) smp_init_current_idle_task = idle ; mb(); - printk("Releasing cpu %d now, hpa=%lx\n", cpuid, cpu_data[cpuid].hpa); + printk(KERN_INFO "Releasing cpu %d now, hpa=%lx\n", cpuid, p->hpa); /* ** This gets PDC to release the CPU from a very tight loop. @@ -387,7 +385,7 @@ int __cpuinit smp_boot_one_cpu(int cpuid) ** EIR{0}). MEM_RENDEZ is valid only when it is nonzero and the ** contents of memory are valid." */ - gsc_writel(TIMER_IRQ - CPU_IRQ_BASE, cpu_data[cpuid].hpa); + gsc_writel(TIMER_IRQ - CPU_IRQ_BASE, p->hpa); mb(); /* @@ -419,12 +417,12 @@ alive: return 0; } -void __devinit smp_prepare_boot_cpu(void) +void __init smp_prepare_boot_cpu(void) { - int bootstrap_processor=cpu_data[0].cpuid; /* CPU ID of BSP */ + int bootstrap_processor = per_cpu(cpu_data, 0).cpuid; /* Setup BSP mappings */ - printk("SMP: bootstrap CPU ID is %d\n",bootstrap_processor); + printk(KERN_INFO "SMP: bootstrap CPU ID is %d\n", bootstrap_processor); cpu_set(bootstrap_processor, cpu_online_map); cpu_set(bootstrap_processor, cpu_present_map); diff --git a/arch/parisc/kernel/time.c b/arch/parisc/kernel/time.c index 4d09203..9d46c43 100644 --- a/arch/parisc/kernel/time.c +++ b/arch/parisc/kernel/time.c @@ -60,7 +60,7 @@ irqreturn_t timer_interrupt(int irq, void *dev_id) unsigned long cycles_elapsed, ticks_elapsed; unsigned long cycles_remainder; unsigned int cpu = smp_processor_id(); - struct cpuinfo_parisc *cpuinfo = &cpu_data[cpu]; + struct cpuinfo_parisc *cpuinfo = &per_cpu(cpu_data, cpu); /* gcc can optimize for "read-only" case with a local clocktick */ unsigned long cpt = clocktick; @@ -213,7 +213,7 @@ void __init start_cpu_itimer(void) mtctl(next_tick, 16); /* kick off Interval Timer (CR16) */ - cpu_data[cpu].it_value = next_tick; + per_cpu(cpu_data, cpu).it_value = next_tick; } struct platform_device rtc_parisc_dev = { diff --git a/arch/parisc/kernel/topology.c b/arch/parisc/kernel/topology.c index d71cb01..f515938 100644 --- a/arch/parisc/kernel/topology.c +++ b/arch/parisc/kernel/topology.c @@ -22,14 +22,14 @@ #include <linux/cpu.h> #include <linux/cache.h> -static struct cpu cpu_devices[NR_CPUS] __read_mostly; +static DEFINE_PER_CPU(struct cpu, cpu_devices); static int __init topology_init(void) { int num; for_each_present_cpu(num) { - register_cpu(&cpu_devices[num], num); + register_cpu(&per_cpu(cpu_devices, num), num); } return 0; } diff --git a/arch/parisc/kernel/traps.c b/arch/parisc/kernel/traps.c index 4c771cd..ba658d2 100644 --- a/arch/parisc/kernel/traps.c +++ b/arch/parisc/kernel/traps.c @@ -745,6 +745,10 @@ void handle_interruption(int code, struct pt_regs *regs) /* Fall Through */ case 27: /* Data memory protection ID trap */ + if (code == 27 && !user_mode(regs) && + fixup_exception(regs)) + return; + die_if_kernel("Protection id trap", regs, code); si.si_code = SEGV_MAPERR; si.si_signo = SIGSEGV; @@ -821,8 +825,8 @@ void handle_interruption(int code, struct pt_regs *regs) int __init check_ivt(void *iva) { + extern u32 os_hpmc_size; extern const u32 os_hpmc[]; - extern const u32 os_hpmc_end[]; int i; u32 check = 0; @@ -839,8 +843,7 @@ int __init check_ivt(void *iva) *ivap++ = 0; /* Compute Checksum for HPMC handler */ - - length = os_hpmc_end - os_hpmc; + length = os_hpmc_size; ivap[7] = length; hpmcp = (u32 *)os_hpmc; diff --git a/arch/parisc/kernel/unwind.c b/arch/parisc/kernel/unwind.c index 6773c58..69dad5a 100644 --- a/arch/parisc/kernel/unwind.c +++ b/arch/parisc/kernel/unwind.c @@ -372,7 +372,7 @@ void unwind_frame_init_from_blocked_task(struct unwind_frame_info *info, struct struct pt_regs *r = &t->thread.regs; struct pt_regs *r2; - r2 = kmalloc(sizeof(struct pt_regs), GFP_KERNEL); + r2 = kmalloc(sizeof(struct pt_regs), GFP_ATOMIC); if (!r2) return; *r2 = *r; diff --git a/arch/parisc/lib/iomap.c b/arch/parisc/lib/iomap.c index 9abed07..5069e8b 100644 --- a/arch/parisc/lib/iomap.c +++ b/arch/parisc/lib/iomap.c @@ -261,7 +261,7 @@ static const struct iomap_ops iomem_ops = { iomem_write32r, }; -const struct iomap_ops *iomap_ops[8] = { +static const struct iomap_ops *iomap_ops[8] = { [0] = &ioport_ops, [7] = &iomem_ops }; diff --git a/arch/parisc/lib/memcpy.c b/arch/parisc/lib/memcpy.c index 2d68431..bbda909 100644 --- a/arch/parisc/lib/memcpy.c +++ b/arch/parisc/lib/memcpy.c @@ -275,7 +275,7 @@ handle_store_error: /* Returns 0 for success, otherwise, returns number of bytes not transferred. */ -unsigned long pa_memcpy(void *dstp, const void *srcp, unsigned long len) +static unsigned long pa_memcpy(void *dstp, const void *srcp, unsigned long len) { register unsigned long src, dst, t1, t2, t3; register unsigned char *pcs, *pcd; diff --git a/arch/parisc/mm/fault.c b/arch/parisc/mm/fault.c index b2e3e9a..92c7fa4 100644 --- a/arch/parisc/mm/fault.c +++ b/arch/parisc/mm/fault.c @@ -139,13 +139,41 @@ parisc_acctyp(unsigned long code, unsigned int inst) } #endif +int fixup_exception(struct pt_regs *regs) +{ + const struct exception_table_entry *fix; + + fix = search_exception_tables(regs->iaoq[0]); + if (fix) { + struct exception_data *d; + d = &__get_cpu_var(exception_data); + d->fault_ip = regs->iaoq[0]; + d->fault_space = regs->isr; + d->fault_addr = regs->ior; + + regs->iaoq[0] = ((fix->fixup) & ~3); + /* + * NOTE: In some cases the faulting instruction + * may be in the delay slot of a branch. We + * don't want to take the branch, so we don't + * increment iaoq[1], instead we set it to be + * iaoq[0]+4, and clear the B bit in the PSW + */ + regs->iaoq[1] = regs->iaoq[0] + 4; + regs->gr[0] &= ~PSW_B; /* IPSW in gr[0] */ + + return 1; + } + + return 0; +} + void do_page_fault(struct pt_regs *regs, unsigned long code, unsigned long address) { struct vm_area_struct *vma, *prev_vma; struct task_struct *tsk = current; struct mm_struct *mm = tsk->mm; - const struct exception_table_entry *fix; unsigned long acc_type; int fault; @@ -229,32 +257,8 @@ bad_area: no_context: - if (!user_mode(regs)) { - fix = search_exception_tables(regs->iaoq[0]); - - if (fix) { - struct exception_data *d; - - d = &__get_cpu_var(exception_data); - d->fault_ip = regs->iaoq[0]; - d->fault_space = regs->isr; - d->fault_addr = regs->ior; - - regs->iaoq[0] = ((fix->fixup) & ~3); - - /* - * NOTE: In some cases the faulting instruction - * may be in the delay slot of a branch. We - * don't want to take the branch, so we don't - * increment iaoq[1], instead we set it to be - * iaoq[0]+4, and clear the B bit in the PSW - */ - - regs->iaoq[1] = regs->iaoq[0] + 4; - regs->gr[0] &= ~PSW_B; /* IPSW in gr[0] */ - - return; - } + if (!user_mode(regs) && fixup_exception(regs)) { + return; } parisc_terminate("Bad Address (null pointer deref?)", regs, code, address); diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 79f25ce..84b8613 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -108,6 +108,8 @@ config ARCH_NO_VIRT_TO_BUS config PPC bool default y + select HAVE_FTRACE_MCOUNT_RECORD + select HAVE_DYNAMIC_FTRACE select HAVE_FUNCTION_TRACER select ARCH_WANT_OPTIONAL_GPIOLIB select HAVE_IDE @@ -326,7 +328,8 @@ config KEXEC config CRASH_DUMP bool "Build a kdump crash kernel" - depends on (PPC64 && RELOCATABLE) || 6xx + depends on PPC64 || 6xx + select RELOCATABLE if PPC64 help Build a kernel suitable for use as a kdump capture kernel. The same kernel binary can be used as production kernel and dump diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index ab6dda3..e84df33 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -356,7 +356,7 @@ $(obj)/zImage.initrd: $(addprefix $(obj)/, $(initrd-y)) @rm -f $@; ln $< $@ install: $(CONFIGURE) $(addprefix $(obj)/, $(image-y)) - sh -x $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" vmlinux System.map "$(INSTALL_PATH)" $< + sh -x $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" vmlinux System.map "$(INSTALL_PATH)" $^ # anything not in $(targets) clean-files += $(image-) $(initrd-) cuImage.* dtbImage.* treeImage.* \ diff --git a/arch/powerpc/boot/dts/mpc836x_mds.dts b/arch/powerpc/boot/dts/mpc836x_mds.dts index 14534d0..6e34f17 100644 --- a/arch/powerpc/boot/dts/mpc836x_mds.dts +++ b/arch/powerpc/boot/dts/mpc836x_mds.dts @@ -69,8 +69,18 @@ }; bcsr@1,0 { + #address-cells = <1>; + #size-cells = <1>; compatible = "fsl,mpc8360mds-bcsr"; reg = <1 0 0x8000>; + ranges = <0 1 0 0x8000>; + + bcsr13: gpio-controller@d { + #gpio-cells = <2>; + compatible = "fsl,mpc8360mds-bcsr-gpio"; + reg = <0xd 1>; + gpio-controller; + }; }; }; @@ -195,10 +205,21 @@ }; par_io@1400 { + #address-cells = <1>; + #size-cells = <1>; reg = <0x1400 0x100>; + ranges = <0 0x1400 0x100>; device_type = "par_io"; num-ports = <7>; + qe_pio_b: gpio-controller@18 { + #gpio-cells = <2>; + compatible = "fsl,mpc8360-qe-pario-bank", + "fsl,mpc8323-qe-pario-bank"; + reg = <0x18 0x18>; + gpio-controller; + }; + pio1: ucc_pin@01 { pio-map = < /* port pin dir open_drain assignment has_irq */ @@ -282,6 +303,15 @@ }; }; + timer@440 { + compatible = "fsl,mpc8360-qe-gtm", + "fsl,qe-gtm", "fsl,gtm"; + reg = <0x440 0x40>; + clock-frequency = <132000000>; + interrupts = <12 13 14 15>; + interrupt-parent = <&qeic>; + }; + spi@4c0 { cell-index = <0>; compatible = "fsl,spi"; @@ -301,11 +331,20 @@ }; usb@6c0 { - compatible = "qe_udc"; + compatible = "fsl,mpc8360-qe-usb", + "fsl,mpc8323-qe-usb"; reg = <0x6c0 0x40 0x8b00 0x100>; interrupts = <11>; interrupt-parent = <&qeic>; - mode = "slave"; + fsl,fullspeed-clock = "clk21"; + fsl,lowspeed-clock = "brg9"; + gpios = <&qe_pio_b 2 0 /* USBOE */ + &qe_pio_b 3 0 /* USBTP */ + &qe_pio_b 8 0 /* USBTN */ + &qe_pio_b 9 0 /* USBRP */ + &qe_pio_b 11 0 /* USBRN */ + &bcsr13 5 0 /* SPEED */ + &bcsr13 4 1>; /* POWER */ }; enet0: ucc@2000 { diff --git a/arch/powerpc/boot/dts/mpc836x_rdk.dts b/arch/powerpc/boot/dts/mpc836x_rdk.dts index decadf3..37b7895 100644 --- a/arch/powerpc/boot/dts/mpc836x_rdk.dts +++ b/arch/powerpc/boot/dts/mpc836x_rdk.dts @@ -218,8 +218,23 @@ reg = <0x440 0x40>; interrupts = <12 13 14 15>; interrupt-parent = <&qeic>; - /* filled by u-boot */ - clock-frequency = <0>; + clock-frequency = <166666666>; + }; + + usb@6c0 { + compatible = "fsl,mpc8360-qe-usb", + "fsl,mpc8323-qe-usb"; + reg = <0x6c0 0x40 0x8b00 0x100>; + interrupts = <11>; + interrupt-parent = <&qeic>; + fsl,fullspeed-clock = "clk21"; + gpios = <&qe_pio_b 2 0 /* USBOE */ + &qe_pio_b 3 0 /* USBTP */ + &qe_pio_b 8 0 /* USBTN */ + &qe_pio_b 9 0 /* USBRP */ + &qe_pio_b 11 0 /* USBRN */ + &qe_pio_e 20 0 /* SPEED */ + &qe_pio_e 21 1 /* POWER */>; }; spi@4c0 { diff --git a/arch/powerpc/boot/dts/mpc8641_hpcn.dts b/arch/powerpc/boot/dts/mpc8641_hpcn.dts index 35d5e24..4481532 100644 --- a/arch/powerpc/boot/dts/mpc8641_hpcn.dts +++ b/arch/powerpc/boot/dts/mpc8641_hpcn.dts @@ -26,7 +26,13 @@ serial1 = &serial1; pci0 = &pci0; pci1 = &pci1; - rapidio0 = &rapidio0; +/* + * Only one of Rapid IO or PCI can be present due to HW limitations and + * due to the fact that the 2 now share address space in the new memory + * map. The most likely case is that we have PCI, so comment out the + * rapidio node. Leave it here for reference. + */ + /* rapidio0 = &rapidio0; */ }; cpus { @@ -62,18 +68,17 @@ reg = <0x00000000 0x40000000>; // 1G at 0x0 }; - localbus@f8005000 { + localbus@ffe05000 { #address-cells = <2>; #size-cells = <1>; compatible = "fsl,mpc8641-localbus", "simple-bus"; - reg = <0xf8005000 0x1000>; + reg = <0xffe05000 0x1000>; interrupts = <19 2>; interrupt-parent = <&mpic>; - ranges = <0 0 0xff800000 0x00800000 - 1 0 0xfe000000 0x01000000 - 2 0 0xf8200000 0x00100000 - 3 0 0xf8100000 0x00100000>; + ranges = <0 0 0xef800000 0x00800000 + 2 0 0xffdf8000 0x00008000 + 3 0 0xffdf0000 0x00008000>; flash@0,0 { compatible = "cfi-flash"; @@ -103,13 +108,13 @@ }; }; - soc8641@f8000000 { + soc8641@ffe00000 { #address-cells = <1>; #size-cells = <1>; device_type = "soc"; compatible = "simple-bus"; - ranges = <0x00000000 0xf8000000 0x00100000>; - reg = <0xf8000000 0x00001000>; // CCSRBAR + ranges = <0x00000000 0xffe00000 0x00100000>; + reg = <0xffe00000 0x00001000>; // CCSRBAR bus-frequency = <0>; i2c@3000 { @@ -340,17 +345,17 @@ }; }; - pci0: pcie@f8008000 { + pci0: pcie@ffe08000 { cell-index = <0>; compatible = "fsl,mpc8641-pcie"; device_type = "pci"; #interrupt-cells = <1>; #size-cells = <2>; #address-cells = <3>; - reg = <0xf8008000 0x1000>; + reg = <0xffe08000 0x1000>; bus-range = <0x0 0xff>; ranges = <0x02000000 0x0 0x80000000 0x80000000 0x0 0x20000000 - 0x01000000 0x0 0x00000000 0xe2000000 0x0 0x00100000>; + 0x01000000 0x0 0x00000000 0xffc00000 0x0 0x00010000>; clock-frequency = <33333333>; interrupt-parent = <&mpic>; interrupts = <24 2>; @@ -481,7 +486,7 @@ 0x01000000 0x0 0x00000000 0x01000000 0x0 0x00000000 - 0x0 0x00100000>; + 0x0 0x00010000>; uli1575@0 { reg = <0 0 0 0 0>; #size-cells = <2>; @@ -491,7 +496,7 @@ 0x0 0x20000000 0x01000000 0x0 0x00000000 0x01000000 0x0 0x00000000 - 0x0 0x00100000>; + 0x0 0x00010000>; isa@1e { device_type = "isa"; #interrupt-cells = <2>; @@ -549,17 +554,17 @@ }; - pci1: pcie@f8009000 { + pci1: pcie@ffe09000 { cell-index = <1>; compatible = "fsl,mpc8641-pcie"; device_type = "pci"; #interrupt-cells = <1>; #size-cells = <2>; #address-cells = <3>; - reg = <0xf8009000 0x1000>; + reg = <0xffe09000 0x1000>; bus-range = <0 0xff>; ranges = <0x02000000 0x0 0xa0000000 0xa0000000 0x0 0x20000000 - 0x01000000 0x0 0x00000000 0xe3000000 0x0 0x00100000>; + 0x01000000 0x0 0x00000000 0xffc10000 0x0 0x00010000>; clock-frequency = <33333333>; interrupt-parent = <&mpic>; interrupts = <25 2>; @@ -582,18 +587,21 @@ 0x01000000 0x0 0x00000000 0x01000000 0x0 0x00000000 - 0x0 0x00100000>; + 0x0 0x00010000>; }; }; - rapidio0: rapidio@f80c0000 { +/* + rapidio0: rapidio@ffec0000 { #address-cells = <2>; #size-cells = <2>; compatible = "fsl,rapidio-delta"; - reg = <0xf80c0000 0x20000>; - ranges = <0 0 0xc0000000 0 0x20000000>; + reg = <0xffec0000 0x20000>; + ranges = <0 0 0x80000000 0 0x20000000>; interrupt-parent = <&mpic>; - /* err_irq bell_outb_irq bell_inb_irq - msg1_tx_irq msg1_rx_irq msg2_tx_irq msg2_rx_irq */ + // err_irq bell_outb_irq bell_inb_irq + // msg1_tx_irq msg1_rx_irq msg2_tx_irq msg2_rx_irq interrupts = <48 2 49 2 50 2 53 2 54 2 55 2 56 2>; }; +*/ + }; diff --git a/arch/powerpc/boot/dts/sequoia.dts b/arch/powerpc/boot/dts/sequoia.dts index 3b295e8..43cc68b 100644 --- a/arch/powerpc/boot/dts/sequoia.dts +++ b/arch/powerpc/boot/dts/sequoia.dts @@ -134,7 +134,7 @@ }; USB1: usb@e0000400 { - compatible = "ohci-be"; + compatible = "ibm,usb-ohci-440epx", "ohci-be"; reg = <0x00000000 0xe0000400 0x00000060>; interrupt-parent = <&UIC0>; interrupts = <0x15 0x8>; diff --git a/arch/powerpc/boot/install.sh b/arch/powerpc/boot/install.sh index b002bfd..51b2387 100644 --- a/arch/powerpc/boot/install.sh +++ b/arch/powerpc/boot/install.sh @@ -15,7 +15,7 @@ # $2 - kernel image file # $3 - kernel map file # $4 - default install path (blank if root directory) -# $5 - kernel boot file, the zImage +# $5 and more - kernel boot files; zImage*, uImage, cuImage.*, etc. # # User may have a custom install script @@ -38,3 +38,15 @@ fi cat $2 > $4/$image_name cp $3 $4/System.map + +# Copy all the bootable image files +path=$4 +shift 4 +while [ $# -ne 0 ]; do + image_name=`basename $1` + if [ -f $path/$image_name ]; then + mv $path/$image_name $path/$image_name.old + fi + cat $1 > $path/$image_name + shift +done; diff --git a/arch/powerpc/configs/85xx/mpc8572_ds_defconfig b/arch/powerpc/configs/85xx/mpc8572_ds_defconfig index 6355883..32aeb79 100644 --- a/arch/powerpc/configs/85xx/mpc8572_ds_defconfig +++ b/arch/powerpc/configs/85xx/mpc8572_ds_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.28-rc3 -# Sat Nov 8 12:40:13 2008 +# Linux kernel version: 2.6.28-rc8 +# Tue Dec 30 11:17:46 2008 # # CONFIG_PPC64 is not set @@ -21,7 +21,10 @@ CONFIG_FSL_BOOKE=y CONFIG_FSL_EMB_PERFMON=y # CONFIG_PHYS_64BIT is not set CONFIG_SPE=y +CONFIG_PPC_MMU_NOHASH=y # CONFIG_PPC_MM_SLICES is not set +CONFIG_SMP=y +CONFIG_NR_CPUS=2 CONFIG_PPC32=y CONFIG_WORD_SIZE=32 # CONFIG_ARCH_PHYS_ADDR_T_64BIT is not set @@ -50,7 +53,7 @@ CONFIG_ARCH_MAY_HAVE_PC_FDC=y CONFIG_PPC_OF=y CONFIG_OF=y CONFIG_PPC_UDBG_16550=y -# CONFIG_GENERIC_TBSYNC is not set +CONFIG_GENERIC_TBSYNC=y CONFIG_AUDIT_ARCH=y CONFIG_GENERIC_BUG=y CONFIG_DEFAULT_UIMAGE=y @@ -62,7 +65,7 @@ CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" # General setup # CONFIG_EXPERIMENTAL=y -CONFIG_BROKEN_ON_SMP=y +CONFIG_LOCK_KERNEL=y CONFIG_INIT_ENV_ARG_LIMIT=32 CONFIG_LOCALVERSION="" CONFIG_LOCALVERSION_AUTO=y @@ -126,6 +129,7 @@ CONFIG_HAVE_IOREMAP_PROT=y CONFIG_HAVE_KPROBES=y CONFIG_HAVE_KRETPROBES=y CONFIG_HAVE_ARCH_TRACEHOOK=y +CONFIG_USE_GENERIC_SMP_HELPERS=y # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set CONFIG_SLABINFO=y CONFIG_RT_MUTEXES=y @@ -138,6 +142,7 @@ CONFIG_MODULE_FORCE_UNLOAD=y CONFIG_MODVERSIONS=y # CONFIG_MODULE_SRCVERSION_ALL is not set CONFIG_KMOD=y +CONFIG_STOP_MACHINE=y CONFIG_BLOCK=y CONFIG_LBD=y # CONFIG_BLK_DEV_IO_TRACE is not set @@ -197,6 +202,7 @@ CONFIG_PPC_I8259=y # CONFIG_CPM2 is not set CONFIG_FSL_ULI1575=y # CONFIG_MPC8xxx_GPIO is not set +# CONFIG_SIMPLE_GPIO is not set # # Kernel options @@ -224,6 +230,7 @@ CONFIG_MATH_EMULATION=y CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y CONFIG_ARCH_HAS_WALK_MEMORY=y CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y +# CONFIG_IRQ_ALL_CPUS is not set CONFIG_ARCH_FLATMEM_ENABLE=y CONFIG_ARCH_POPULATES_NODE_MAP=y CONFIG_SELECT_MEMORY_MODEL=y @@ -241,6 +248,9 @@ CONFIG_ZONE_DMA_FLAG=1 CONFIG_BOUNCE=y CONFIG_VIRT_TO_BUS=y CONFIG_UNEVICTABLE_LRU=y +CONFIG_PPC_4K_PAGES=y +# CONFIG_PPC_16K_PAGES is not set +# CONFIG_PPC_64K_PAGES is not set CONFIG_FORCE_MAX_ZONEORDER=11 CONFIG_PROC_DEVICETREE=y # CONFIG_CMDLINE_BOOL is not set @@ -443,8 +453,10 @@ CONFIG_MISC_DEVICES=y # CONFIG_EEPROM_93CX6 is not set # CONFIG_SGI_IOC4 is not set # CONFIG_TIFM_CORE is not set +# CONFIG_ICS932S401 is not set # CONFIG_ENCLOSURE_SERVICES is not set # CONFIG_HP_ILO is not set +# CONFIG_C2PORT is not set CONFIG_HAVE_IDE=y # CONFIG_IDE is not set @@ -784,6 +796,7 @@ CONFIG_SERIAL_CORE_CONSOLE=y CONFIG_UNIX98_PTYS=y CONFIG_LEGACY_PTYS=y CONFIG_LEGACY_PTY_COUNT=256 +# CONFIG_HVC_UDBG is not set # CONFIG_IPMI_HANDLER is not set CONFIG_HW_RANDOM=y CONFIG_NVRAM=y @@ -869,11 +882,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y # CONFIG_THERMAL is not set # CONFIG_THERMAL_HWMON is not set # CONFIG_WATCHDOG is not set +CONFIG_SSB_POSSIBLE=y # # Sonics Silicon Backplane # -CONFIG_SSB_POSSIBLE=y # CONFIG_SSB is not set # @@ -886,14 +899,7 @@ CONFIG_SSB_POSSIBLE=y # CONFIG_PMIC_DA903X is not set # CONFIG_MFD_WM8400 is not set # CONFIG_MFD_WM8350_I2C is not set - -# -# Voltage and Current regulators -# # CONFIG_REGULATOR is not set -# CONFIG_REGULATOR_FIXED_VOLTAGE is not set -# CONFIG_REGULATOR_VIRTUAL_CONSUMER is not set -# CONFIG_REGULATOR_BQ24022 is not set # # Multimedia devices @@ -1252,11 +1258,11 @@ CONFIG_USB_OHCI_LITTLE_ENDIAN=y # CONFIG_USB_TMC is not set # -# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' +# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may also be needed; # # -# may also be needed; see USB_STORAGE Help for more information +# see USB_STORAGE Help for more information # CONFIG_USB_STORAGE=y # CONFIG_USB_STORAGE_DEBUG is not set @@ -1348,6 +1354,7 @@ CONFIG_RTC_INTF_DEV=y # CONFIG_RTC_DRV_M41T80 is not set # CONFIG_RTC_DRV_S35390A is not set # CONFIG_RTC_DRV_FM3130 is not set +# CONFIG_RTC_DRV_RX8581 is not set # # SPI RTC drivers @@ -1624,6 +1631,7 @@ CONFIG_HAVE_FUNCTION_TRACER=y # CONFIG_SAMPLES is not set CONFIG_HAVE_ARCH_KGDB=y # CONFIG_KGDB is not set +CONFIG_PRINT_STACK_DEPTH=64 # CONFIG_DEBUG_STACKOVERFLOW is not set # CONFIG_DEBUG_STACK_USAGE is not set # CONFIG_DEBUG_PAGEALLOC is not set @@ -1649,11 +1657,16 @@ CONFIG_CRYPTO=y # # CONFIG_CRYPTO_FIPS is not set CONFIG_CRYPTO_ALGAPI=y +CONFIG_CRYPTO_ALGAPI2=y CONFIG_CRYPTO_AEAD=y +CONFIG_CRYPTO_AEAD2=y CONFIG_CRYPTO_BLKCIPHER=y +CONFIG_CRYPTO_BLKCIPHER2=y CONFIG_CRYPTO_HASH=y -CONFIG_CRYPTO_RNG=y +CONFIG_CRYPTO_HASH2=y +CONFIG_CRYPTO_RNG2=y CONFIG_CRYPTO_MANAGER=y +CONFIG_CRYPTO_MANAGER2=y # CONFIG_CRYPTO_GF128MUL is not set # CONFIG_CRYPTO_NULL is not set # CONFIG_CRYPTO_CRYPTD is not set diff --git a/arch/powerpc/include/asm/cell-pmu.h b/arch/powerpc/include/asm/cell-pmu.h index 8066eed..b4b7338 100644 --- a/arch/powerpc/include/asm/cell-pmu.h +++ b/arch/powerpc/include/asm/cell-pmu.h @@ -37,9 +37,11 @@ #define CBE_PM_STOP_AT_MAX 0x40000000 #define CBE_PM_TRACE_MODE_GET(pm_control) (((pm_control) >> 28) & 0x3) #define CBE_PM_TRACE_MODE_SET(mode) (((mode) & 0x3) << 28) +#define CBE_PM_TRACE_BUF_OVFLW(bit) (((bit) & 0x1) << 17) #define CBE_PM_COUNT_MODE_SET(count) (((count) & 0x3) << 18) #define CBE_PM_FREEZE_ALL_CTRS 0x00100000 #define CBE_PM_ENABLE_EXT_TRACE 0x00008000 +#define CBE_PM_SPU_ADDR_TRACE_SET(msk) (((msk) & 0x3) << 9) /* Macros for the trace_address register. */ #define CBE_PM_TRACE_BUF_FULL 0x00000800 diff --git a/arch/powerpc/include/asm/ioctls.h b/arch/powerpc/include/asm/ioctls.h index 279a622..1842186d 100644 --- a/arch/powerpc/include/asm/ioctls.h +++ b/arch/powerpc/include/asm/ioctls.h @@ -89,6 +89,8 @@ #define TIOCSBRK 0x5427 /* BSD compatibility */ #define TIOCCBRK 0x5428 /* BSD compatibility */ #define TIOCGSID 0x5429 /* Return the session ID of FD */ +#define TIOCGRS485 0x542e +#define TIOCSRS485 0x542f #define TIOCGPTN _IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */ #define TIOCSPTLCK _IOW('T',0x31, int) /* Lock/unlock Pty */ diff --git a/arch/powerpc/include/asm/kexec.h b/arch/powerpc/include/asm/kexec.h index 6dbffc9..7e06b43 100644 --- a/arch/powerpc/include/asm/kexec.h +++ b/arch/powerpc/include/asm/kexec.h @@ -48,63 +48,8 @@ static inline void crash_setup_regs(struct pt_regs *newregs, { if (oldregs) memcpy(newregs, oldregs, sizeof(*newregs)); -#ifdef __powerpc64__ - else { - /* FIXME Merge this with xmon_save_regs ?? */ - unsigned long tmp1, tmp2; - __asm__ __volatile__ ( - "std 0,0(%2)\n" - "std 1,8(%2)\n" - "std 2,16(%2)\n" - "std 3,24(%2)\n" - "std 4,32(%2)\n" - "std 5,40(%2)\n" - "std 6,48(%2)\n" - "std 7,56(%2)\n" - "std 8,64(%2)\n" - "std 9,72(%2)\n" - "std 10,80(%2)\n" - "std 11,88(%2)\n" - "std 12,96(%2)\n" - "std 13,104(%2)\n" - "std 14,112(%2)\n" - "std 15,120(%2)\n" - "std 16,128(%2)\n" - "std 17,136(%2)\n" - "std 18,144(%2)\n" - "std 19,152(%2)\n" - "std 20,160(%2)\n" - "std 21,168(%2)\n" - "std 22,176(%2)\n" - "std 23,184(%2)\n" - "std 24,192(%2)\n" - "std 25,200(%2)\n" - "std 26,208(%2)\n" - "std 27,216(%2)\n" - "std 28,224(%2)\n" - "std 29,232(%2)\n" - "std 30,240(%2)\n" - "std 31,248(%2)\n" - "mfmsr %0\n" - "std %0, 264(%2)\n" - "mfctr %0\n" - "std %0, 280(%2)\n" - "mflr %0\n" - "std %0, 288(%2)\n" - "bl 1f\n" - "1: mflr %1\n" - "std %1, 256(%2)\n" - "mtlr %0\n" - "mfxer %0\n" - "std %0, 296(%2)\n" - : "=&r" (tmp1), "=&r" (tmp2) - : "b" (newregs) - : "memory"); - } -#else else ppc_save_regs(newregs); -#endif /* __powerpc64__ */ } extern void kexec_smp_wait(void); /* get and clear naca physid, wait for diff --git a/arch/powerpc/include/asm/oprofile_impl.h b/arch/powerpc/include/asm/oprofile_impl.h index 95035c6..639dc96 100644 --- a/arch/powerpc/include/asm/oprofile_impl.h +++ b/arch/powerpc/include/asm/oprofile_impl.h @@ -32,6 +32,12 @@ struct op_system_config { unsigned long mmcr0; unsigned long mmcr1; unsigned long mmcra; +#ifdef CONFIG_OPROFILE_CELL + /* Register for oprofile user tool to check cell kernel profiling + * suport. + */ + unsigned long cell_support; +#endif #endif unsigned long enable_kernel; unsigned long enable_user; diff --git a/arch/powerpc/include/asm/ps3.h b/arch/powerpc/include/asm/ps3.h index cff30c0..eead5c6 100644 --- a/arch/powerpc/include/asm/ps3.h +++ b/arch/powerpc/include/asm/ps3.h @@ -320,6 +320,7 @@ enum ps3_match_id { enum ps3_match_sub_id { PS3_MATCH_SUB_ID_GPU_FB = 1, + PS3_MATCH_SUB_ID_GPU_RAMDISK = 2, }; #define PS3_MODULE_ALIAS_EHCI "ps3:1:0" @@ -332,6 +333,7 @@ enum ps3_match_sub_id { #define PS3_MODULE_ALIAS_STOR_FLASH "ps3:8:0" #define PS3_MODULE_ALIAS_SOUND "ps3:9:0" #define PS3_MODULE_ALIAS_GPU_FB "ps3:10:1" +#define PS3_MODULE_ALIAS_GPU_RAMDISK "ps3:10:2" #define PS3_MODULE_ALIAS_LPM "ps3:11:0" enum ps3_system_bus_device_type { diff --git a/arch/powerpc/include/asm/qe.h b/arch/powerpc/include/asm/qe.h index edee15d..a0a1531 100644 --- a/arch/powerpc/include/asm/qe.h +++ b/arch/powerpc/include/asm/qe.h @@ -17,6 +17,8 @@ #ifdef __KERNEL__ #include <linux/spinlock.h> +#include <linux/errno.h> +#include <linux/err.h> #include <asm/cpm.h> #include <asm/immap_qe.h> @@ -84,7 +86,11 @@ static inline bool qe_clock_is_brg(enum qe_clock clk) extern spinlock_t cmxgcr_lock; /* Export QE common operations */ +#ifdef CONFIG_QUICC_ENGINE extern void __init qe_reset(void); +#else +static inline void qe_reset(void) {} +#endif /* QE PIO */ #define QE_PIO_PINS 32 @@ -101,16 +107,43 @@ struct qe_pio_regs { #endif }; -extern int par_io_init(struct device_node *np); -extern int par_io_of_config(struct device_node *np); #define QE_PIO_DIR_IN 2 #define QE_PIO_DIR_OUT 1 extern void __par_io_config_pin(struct qe_pio_regs __iomem *par_io, u8 pin, int dir, int open_drain, int assignment, int has_irq); +#ifdef CONFIG_QUICC_ENGINE +extern int par_io_init(struct device_node *np); +extern int par_io_of_config(struct device_node *np); extern int par_io_config_pin(u8 port, u8 pin, int dir, int open_drain, int assignment, int has_irq); extern int par_io_data_set(u8 port, u8 pin, u8 val); +#else +static inline int par_io_init(struct device_node *np) { return -ENOSYS; } +static inline int par_io_of_config(struct device_node *np) { return -ENOSYS; } +static inline int par_io_config_pin(u8 port, u8 pin, int dir, int open_drain, + int assignment, int has_irq) { return -ENOSYS; } +static inline int par_io_data_set(u8 port, u8 pin, u8 val) { return -ENOSYS; } +#endif /* CONFIG_QUICC_ENGINE */ + +/* + * Pin multiplexing functions. + */ +struct qe_pin; +#ifdef CONFIG_QE_GPIO +extern struct qe_pin *qe_pin_request(struct device_node *np, int index); +extern void qe_pin_free(struct qe_pin *qe_pin); +extern void qe_pin_set_gpio(struct qe_pin *qe_pin); +extern void qe_pin_set_dedicated(struct qe_pin *pin); +#else +static inline struct qe_pin *qe_pin_request(struct device_node *np, int index) +{ + return ERR_PTR(-ENOSYS); +} +static inline void qe_pin_free(struct qe_pin *qe_pin) {} +static inline void qe_pin_set_gpio(struct qe_pin *qe_pin) {} +static inline void qe_pin_set_dedicated(struct qe_pin *pin) {} +#endif /* CONFIG_QE_GPIO */ /* QE internal API */ int qe_issue_cmd(u32 cmd, u32 device, u8 mcn_protocol, u32 cmd_input); diff --git a/arch/powerpc/include/asm/qe_ic.h b/arch/powerpc/include/asm/qe_ic.h index 56a7745..cf51966 100644 --- a/arch/powerpc/include/asm/qe_ic.h +++ b/arch/powerpc/include/asm/qe_ic.h @@ -17,6 +17,9 @@ #include <linux/irq.h> +struct device_node; +struct qe_ic; + #define NUM_OF_QE_IC_GROUPS 6 /* Flags when we init the QE IC */ @@ -54,17 +57,27 @@ enum qe_ic_grp_id { QE_IC_GRP_RISCB /* QE interrupt controller RISC group B */ }; +#ifdef CONFIG_QUICC_ENGINE void qe_ic_init(struct device_node *node, unsigned int flags, void (*low_handler)(unsigned int irq, struct irq_desc *desc), void (*high_handler)(unsigned int irq, struct irq_desc *desc)); +unsigned int qe_ic_get_low_irq(struct qe_ic *qe_ic); +unsigned int qe_ic_get_high_irq(struct qe_ic *qe_ic); +#else +static inline void qe_ic_init(struct device_node *node, unsigned int flags, + void (*low_handler)(unsigned int irq, struct irq_desc *desc), + void (*high_handler)(unsigned int irq, struct irq_desc *desc)) +{} +static inline unsigned int qe_ic_get_low_irq(struct qe_ic *qe_ic) +{ return 0; } +static inline unsigned int qe_ic_get_high_irq(struct qe_ic *qe_ic) +{ return 0; } +#endif /* CONFIG_QUICC_ENGINE */ + void qe_ic_set_highest_priority(unsigned int virq, int high); int qe_ic_set_priority(unsigned int virq, unsigned int priority); int qe_ic_set_high_priority(unsigned int virq, unsigned int priority, int high); -struct qe_ic; -unsigned int qe_ic_get_low_irq(struct qe_ic *qe_ic); -unsigned int qe_ic_get_high_irq(struct qe_ic *qe_ic); - static inline void qe_ic_cascade_low_ipic(unsigned int irq, struct irq_desc *desc) { diff --git a/arch/powerpc/include/asm/spu.h b/arch/powerpc/include/asm/spu.h index 8b2eb04..0ab8d869 100644 --- a/arch/powerpc/include/asm/spu.h +++ b/arch/powerpc/include/asm/spu.h @@ -128,7 +128,7 @@ struct spu { int number; unsigned int irqs[3]; u32 node; - u64 flags; + unsigned long flags; u64 class_0_pending; u64 class_0_dar; u64 class_1_dar; diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile index 1308a86..8d1a419 100644 --- a/arch/powerpc/kernel/Makefile +++ b/arch/powerpc/kernel/Makefile @@ -29,7 +29,7 @@ endif obj-y := cputable.o ptrace.o syscalls.o \ irq.o align.o signal_32.o pmc.o vdso.o \ init_task.o process.o systbl.o idle.o \ - signal.o sysfs.o + signal.o sysfs.o cacheinfo.o obj-y += vdso32/ obj-$(CONFIG_PPC64) += setup_64.o sys_ppc32.o \ signal_64.o ptrace32.o \ diff --git a/arch/powerpc/kernel/cacheinfo.c b/arch/powerpc/kernel/cacheinfo.c new file mode 100644 index 0000000..b33f041 --- /dev/null +++ b/arch/powerpc/kernel/cacheinfo.c @@ -0,0 +1,837 @@ +/* + * Processor cache information made available to userspace via sysfs; + * intended to be compatible with x86 intel_cacheinfo implementation. + * + * Copyright 2008 IBM Corporation + * Author: Nathan Lynch + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License version + * 2 as published by the Free Software Foundation. + */ + +#include <linux/cpu.h> +#include <linux/cpumask.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/kobject.h> +#include <linux/list.h> +#include <linux/notifier.h> +#include <linux/of.h> +#include <linux/percpu.h> +#include <asm/prom.h> + +#include "cacheinfo.h" + +/* per-cpu object for tracking: + * - a "cache" kobject for the top-level directory + * - a list of "index" objects representing the cpu's local cache hierarchy + */ +struct cache_dir { + struct kobject *kobj; /* bare (not embedded) kobject for cache + * directory */ + struct cache_index_dir *index; /* list of index objects */ +}; + +/* "index" object: each cpu's cache directory has an index + * subdirectory corresponding to a cache object associated with the + * cpu. This object's lifetime is managed via the embedded kobject. + */ +struct cache_index_dir { + struct kobject kobj; + struct cache_index_dir *next; /* next index in parent directory */ + struct cache *cache; +}; + +/* Template for determining which OF properties to query for a given + * cache type */ +struct cache_type_info { + const char *name; + const char *size_prop; + + /* Allow for both [di]-cache-line-size and + * [di]-cache-block-size properties. According to the PowerPC + * Processor binding, -line-size should be provided if it + * differs from the cache block size (that which is operated + * on by cache instructions), so we look for -line-size first. + * See cache_get_line_size(). */ + + const char *line_size_props[2]; + const char *nr_sets_prop; +}; + +/* These are used to index the cache_type_info array. */ +#define CACHE_TYPE_UNIFIED 0 +#define CACHE_TYPE_INSTRUCTION 1 +#define CACHE_TYPE_DATA 2 + +static const struct cache_type_info cache_type_info[] = { + { + /* PowerPC Processor binding says the [di]-cache-* + * must be equal on unified caches, so just use + * d-cache properties. */ + .name = "Unified", + .size_prop = "d-cache-size", + .line_size_props = { "d-cache-line-size", + "d-cache-block-size", }, + .nr_sets_prop = "d-cache-sets", + }, + { + .name = "Instruction", + .size_prop = "i-cache-size", + .line_size_props = { "i-cache-line-size", + "i-cache-block-size", }, + .nr_sets_prop = "i-cache-sets", + }, + { + .name = "Data", + .size_prop = "d-cache-size", + .line_size_props = { "d-cache-line-size", + "d-cache-block-size", }, + .nr_sets_prop = "d-cache-sets", + }, +}; + +/* Cache object: each instance of this corresponds to a distinct cache + * in the system. There are separate objects for Harvard caches: one + * each for instruction and data, and each refers to the same OF node. + * The refcount of the OF node is elevated for the lifetime of the + * cache object. A cache object is released when its shared_cpu_map + * is cleared (see cache_cpu_clear). + * + * A cache object is on two lists: an unsorted global list + * (cache_list) of cache objects; and a singly-linked list + * representing the local cache hierarchy, which is ordered by level + * (e.g. L1d -> L1i -> L2 -> L3). + */ +struct cache { + struct device_node *ofnode; /* OF node for this cache, may be cpu */ + struct cpumask shared_cpu_map; /* online CPUs using this cache */ + int type; /* split cache disambiguation */ + int level; /* level not explicit in device tree */ + struct list_head list; /* global list of cache objects */ + struct cache *next_local; /* next cache of >= level */ +}; + +static DEFINE_PER_CPU(struct cache_dir *, cache_dir); + +/* traversal/modification of this list occurs only at cpu hotplug time; + * access is serialized by cpu hotplug locking + */ +static LIST_HEAD(cache_list); + +static struct cache_index_dir *kobj_to_cache_index_dir(struct kobject *k) +{ + return container_of(k, struct cache_index_dir, kobj); +} + +static const char *cache_type_string(const struct cache *cache) +{ + return cache_type_info[cache->type].name; +} + +static void __cpuinit cache_init(struct cache *cache, int type, int level, struct device_node *ofnode) +{ + cache->type = type; + cache->level = level; + cache->ofnode = of_node_get(ofnode); + INIT_LIST_HEAD(&cache->list); + list_add(&cache->list, &cache_list); +} + +static struct cache *__cpuinit new_cache(int type, int level, struct device_node *ofnode) +{ + struct cache *cache; + + cache = kzalloc(sizeof(*cache), GFP_KERNEL); + if (cache) + cache_init(cache, type, level, ofnode); + + return cache; +} + +static void release_cache_debugcheck(struct cache *cache) +{ + struct cache *iter; + + list_for_each_entry(iter, &cache_list, list) + WARN_ONCE(iter->next_local == cache, + "cache for %s(%s) refers to cache for %s(%s)\n", + iter->ofnode->full_name, + cache_type_string(iter), + cache->ofnode->full_name, + cache_type_string(cache)); +} + +static void release_cache(struct cache *cache) +{ + if (!cache) + return; + + pr_debug("freeing L%d %s cache for %s\n", cache->level, + cache_type_string(cache), cache->ofnode->full_name); + + release_cache_debugcheck(cache); + list_del(&cache->list); + of_node_put(cache->ofnode); + kfree(cache); +} + +static void cache_cpu_set(struct cache *cache, int cpu) +{ + struct cache *next = cache; + + while (next) { + WARN_ONCE(cpumask_test_cpu(cpu, &next->shared_cpu_map), + "CPU %i already accounted in %s(%s)\n", + cpu, next->ofnode->full_name, + cache_type_string(next)); + cpumask_set_cpu(cpu, &next->shared_cpu_map); + next = next->next_local; + } +} + +static int cache_size(const struct cache *cache, unsigned int *ret) +{ + const char *propname; + const u32 *cache_size; + + propname = cache_type_info[cache->type].size_prop; + + cache_size = of_get_property(cache->ofnode, propname, NULL); + if (!cache_size) + return -ENODEV; + + *ret = *cache_size; + return 0; +} + +static int cache_size_kb(const struct cache *cache, unsigned int *ret) +{ + unsigned int size; + + if (cache_size(cache, &size)) + return -ENODEV; + + *ret = size / 1024; + return 0; +} + +/* not cache_line_size() because that's a macro in include/linux/cache.h */ +static int cache_get_line_size(const struct cache *cache, unsigned int *ret) +{ + const u32 *line_size; + int i, lim; + + lim = ARRAY_SIZE(cache_type_info[cache->type].line_size_props); + + for (i = 0; i < lim; i++) { + const char *propname; + + propname = cache_type_info[cache->type].line_size_props[i]; + line_size = of_get_property(cache->ofnode, propname, NULL); + if (line_size) + break; + } + + if (!line_size) + return -ENODEV; + + *ret = *line_size; + return 0; +} + +static int cache_nr_sets(const struct cache *cache, unsigned int *ret) +{ + const char *propname; + const u32 *nr_sets; + + propname = cache_type_info[cache->type].nr_sets_prop; + + nr_sets = of_get_property(cache->ofnode, propname, NULL); + if (!nr_sets) + return -ENODEV; + + *ret = *nr_sets; + return 0; +} + +static int cache_associativity(const struct cache *cache, unsigned int *ret) +{ + unsigned int line_size; + unsigned int nr_sets; + unsigned int size; + + if (cache_nr_sets(cache, &nr_sets)) + goto err; + + /* If the cache is fully associative, there is no need to + * check the other properties. + */ + if (nr_sets == 1) { + *ret = 0; + return 0; + } + + if (cache_get_line_size(cache, &line_size)) + goto err; + if (cache_size(cache, &size)) + goto err; + + if (!(nr_sets > 0 && size > 0 && line_size > 0)) + goto err; + + *ret = (size / nr_sets) / line_size; + return 0; +err: + return -ENODEV; +} + +/* helper for dealing with split caches */ +static struct cache *cache_find_first_sibling(struct cache *cache) +{ + struct cache *iter; + + if (cache->type == CACHE_TYPE_UNIFIED) + return cache; + + list_for_each_entry(iter, &cache_list, list) + if (iter->ofnode == cache->ofnode && iter->next_local == cache) + return iter; + + return cache; +} + +/* return the first cache on a local list matching node */ +static struct cache *cache_lookup_by_node(const struct device_node *node) +{ + struct cache *cache = NULL; + struct cache *iter; + + list_for_each_entry(iter, &cache_list, list) { + if (iter->ofnode != node) + continue; + cache = cache_find_first_sibling(iter); + break; + } + + return cache; +} + +static bool cache_node_is_unified(const struct device_node *np) +{ + return of_get_property(np, "cache-unified", NULL); +} + +static struct cache *__cpuinit cache_do_one_devnode_unified(struct device_node *node, int level) +{ + struct cache *cache; + + pr_debug("creating L%d ucache for %s\n", level, node->full_name); + + cache = new_cache(CACHE_TYPE_UNIFIED, level, node); + + return cache; +} + +static struct cache *__cpuinit cache_do_one_devnode_split(struct device_node *node, int level) +{ + struct cache *dcache, *icache; + + pr_debug("creating L%d dcache and icache for %s\n", level, + node->full_name); + + dcache = new_cache(CACHE_TYPE_DATA, level, node); + icache = new_cache(CACHE_TYPE_INSTRUCTION, level, node); + + if (!dcache || !icache) + goto err; + + dcache->next_local = icache; + + return dcache; +err: + release_cache(dcache); + release_cache(icache); + return NULL; +} + +static struct cache *__cpuinit cache_do_one_devnode(struct device_node *node, int level) +{ + struct cache *cache; + + if (cache_node_is_unified(node)) + cache = cache_do_one_devnode_unified(node, level); + else + cache = cache_do_one_devnode_split(node, level); + + return cache; +} + +static struct cache *__cpuinit cache_lookup_or_instantiate(struct device_node *node, int level) +{ + struct cache *cache; + + cache = cache_lookup_by_node(node); + + WARN_ONCE(cache && cache->level != level, + "cache level mismatch on lookup (got %d, expected %d)\n", + cache->level, level); + + if (!cache) + cache = cache_do_one_devnode(node, level); + + return cache; +} + +static void __cpuinit link_cache_lists(struct cache *smaller, struct cache *bigger) +{ + while (smaller->next_local) { + if (smaller->next_local == bigger) + return; /* already linked */ + smaller = smaller->next_local; + } + + smaller->next_local = bigger; +} + +static void __cpuinit do_subsidiary_caches_debugcheck(struct cache *cache) +{ + WARN_ON_ONCE(cache->level != 1); + WARN_ON_ONCE(strcmp(cache->ofnode->type, "cpu")); +} + +static void __cpuinit do_subsidiary_caches(struct cache *cache) +{ + struct device_node *subcache_node; + int level = cache->level; + + do_subsidiary_caches_debugcheck(cache); + + while ((subcache_node = of_find_next_cache_node(cache->ofnode))) { + struct cache *subcache; + + level++; + subcache = cache_lookup_or_instantiate(subcache_node, level); + of_node_put(subcache_node); + if (!subcache) + break; + + link_cache_lists(cache, subcache); + cache = subcache; + } +} + +static struct cache *__cpuinit cache_chain_instantiate(unsigned int cpu_id) +{ + struct device_node *cpu_node; + struct cache *cpu_cache = NULL; + + pr_debug("creating cache object(s) for CPU %i\n", cpu_id); + + cpu_node = of_get_cpu_node(cpu_id, NULL); + WARN_ONCE(!cpu_node, "no OF node found for CPU %i\n", cpu_id); + if (!cpu_node) + goto out; + + cpu_cache = cache_lookup_or_instantiate(cpu_node, 1); + if (!cpu_cache) + goto out; + + do_subsidiary_caches(cpu_cache); + + cache_cpu_set(cpu_cache, cpu_id); +out: + of_node_put(cpu_node); + + return cpu_cache; +} + +static struct cache_dir *__cpuinit cacheinfo_create_cache_dir(unsigned int cpu_id) +{ + struct cache_dir *cache_dir; + struct sys_device *sysdev; + struct kobject *kobj = NULL; + + sysdev = get_cpu_sysdev(cpu_id); + WARN_ONCE(!sysdev, "no sysdev for CPU %i\n", cpu_id); + if (!sysdev) + goto err; + + kobj = kobject_create_and_add("cache", &sysdev->kobj); + if (!kobj) + goto err; + + cache_dir = kzalloc(sizeof(*cache_dir), GFP_KERNEL); + if (!cache_dir) + goto err; + + cache_dir->kobj = kobj; + + WARN_ON_ONCE(per_cpu(cache_dir, cpu_id) != NULL); + + per_cpu(cache_dir, cpu_id) = cache_dir; + + return cache_dir; +err: + kobject_put(kobj); + return NULL; +} + +static void cache_index_release(struct kobject *kobj) +{ + struct cache_index_dir *index; + + index = kobj_to_cache_index_dir(kobj); + + pr_debug("freeing index directory for L%d %s cache\n", + index->cache->level, cache_type_string(index->cache)); + + kfree(index); +} + +static ssize_t cache_index_show(struct kobject *k, struct attribute *attr, char *buf) +{ + struct kobj_attribute *kobj_attr; + + kobj_attr = container_of(attr, struct kobj_attribute, attr); + + return kobj_attr->show(k, kobj_attr, buf); +} + +static struct cache *index_kobj_to_cache(struct kobject *k) +{ + struct cache_index_dir *index; + + index = kobj_to_cache_index_dir(k); + + return index->cache; +} + +static ssize_t size_show(struct kobject *k, struct kobj_attribute *attr, char *buf) +{ + unsigned int size_kb; + struct cache *cache; + + cache = index_kobj_to_cache(k); + + if (cache_size_kb(cache, &size_kb)) + return -ENODEV; + + return sprintf(buf, "%uK\n", size_kb); +} + +static struct kobj_attribute cache_size_attr = + __ATTR(size, 0444, size_show, NULL); + + +static ssize_t line_size_show(struct kobject *k, struct kobj_attribute *attr, char *buf) +{ + unsigned int line_size; + struct cache *cache; + + cache = index_kobj_to_cache(k); + + if (cache_get_line_size(cache, &line_size)) + return -ENODEV; + + return sprintf(buf, "%u\n", line_size); +} + +static struct kobj_attribute cache_line_size_attr = + __ATTR(coherency_line_size, 0444, line_size_show, NULL); + +static ssize_t nr_sets_show(struct kobject *k, struct kobj_attribute *attr, char *buf) +{ + unsigned int nr_sets; + struct cache *cache; + + cache = index_kobj_to_cache(k); + + if (cache_nr_sets(cache, &nr_sets)) + return -ENODEV; + + return sprintf(buf, "%u\n", nr_sets); +} + +static struct kobj_attribute cache_nr_sets_attr = + __ATTR(number_of_sets, 0444, nr_sets_show, NULL); + +static ssize_t associativity_show(struct kobject *k, struct kobj_attribute *attr, char *buf) +{ + unsigned int associativity; + struct cache *cache; + + cache = index_kobj_to_cache(k); + + if (cache_associativity(cache, &associativity)) + return -ENODEV; + + return sprintf(buf, "%u\n", associativity); +} + +static struct kobj_attribute cache_assoc_attr = + __ATTR(ways_of_associativity, 0444, associativity_show, NULL); + +static ssize_t type_show(struct kobject *k, struct kobj_attribute *attr, char *buf) +{ + struct cache *cache; + + cache = index_kobj_to_cache(k); + + return sprintf(buf, "%s\n", cache_type_string(cache)); +} + +static struct kobj_attribute cache_type_attr = + __ATTR(type, 0444, type_show, NULL); + +static ssize_t level_show(struct kobject *k, struct kobj_attribute *attr, char *buf) +{ + struct cache_index_dir *index; + struct cache *cache; + + index = kobj_to_cache_index_dir(k); + cache = index->cache; + + return sprintf(buf, "%d\n", cache->level); +} + +static struct kobj_attribute cache_level_attr = + __ATTR(level, 0444, level_show, NULL); + +static ssize_t shared_cpu_map_show(struct kobject *k, struct kobj_attribute *attr, char *buf) +{ + struct cache_index_dir *index; + struct cache *cache; + int len; + int n = 0; + + index = kobj_to_cache_index_dir(k); + cache = index->cache; + len = PAGE_SIZE - 2; + + if (len > 1) { + n = cpumask_scnprintf(buf, len, &cache->shared_cpu_map); + buf[n++] = '\n'; + buf[n] = '\0'; + } + return n; +} + +static struct kobj_attribute cache_shared_cpu_map_attr = + __ATTR(shared_cpu_map, 0444, shared_cpu_map_show, NULL); + +/* Attributes which should always be created -- the kobject/sysfs core + * does this automatically via kobj_type->default_attrs. This is the + * minimum data required to uniquely identify a cache. + */ +static struct attribute *cache_index_default_attrs[] = { + &cache_type_attr.attr, + &cache_level_attr.attr, + &cache_shared_cpu_map_attr.attr, + NULL, +}; + +/* Attributes which should be created if the cache device node has the + * right properties -- see cacheinfo_create_index_opt_attrs + */ +static struct kobj_attribute *cache_index_opt_attrs[] = { + &cache_size_attr, + &cache_line_size_attr, + &cache_nr_sets_attr, + &cache_assoc_attr, +}; + +static struct sysfs_ops cache_index_ops = { + .show = cache_index_show, +}; + +static struct kobj_type cache_index_type = { + .release = cache_index_release, + .sysfs_ops = &cache_index_ops, + .default_attrs = cache_index_default_attrs, +}; + +static void __cpuinit cacheinfo_create_index_opt_attrs(struct cache_index_dir *dir) +{ + const char *cache_name; + const char *cache_type; + struct cache *cache; + char *buf; + int i; + + buf = kmalloc(PAGE_SIZE, GFP_KERNEL); + if (!buf) + return; + + cache = dir->cache; + cache_name = cache->ofnode->full_name; + cache_type = cache_type_string(cache); + + /* We don't want to create an attribute that can't provide a + * meaningful value. Check the return value of each optional + * attribute's ->show method before registering the + * attribute. + */ + for (i = 0; i < ARRAY_SIZE(cache_index_opt_attrs); i++) { + struct kobj_attribute *attr; + ssize_t rc; + + attr = cache_index_opt_attrs[i]; + + rc = attr->show(&dir->kobj, attr, buf); + if (rc <= 0) { + pr_debug("not creating %s attribute for " + "%s(%s) (rc = %zd)\n", + attr->attr.name, cache_name, + cache_type, rc); + continue; + } + if (sysfs_create_file(&dir->kobj, &attr->attr)) + pr_debug("could not create %s attribute for %s(%s)\n", + attr->attr.name, cache_name, cache_type); + } + + kfree(buf); +} + +static void __cpuinit cacheinfo_create_index_dir(struct cache *cache, int index, struct cache_dir *cache_dir) +{ + struct cache_index_dir *index_dir; + int rc; + + index_dir = kzalloc(sizeof(*index_dir), GFP_KERNEL); + if (!index_dir) + goto err; + + index_dir->cache = cache; + + rc = kobject_init_and_add(&index_dir->kobj, &cache_index_type, + cache_dir->kobj, "index%d", index); + if (rc) + goto err; + + index_dir->next = cache_dir->index; + cache_dir->index = index_dir; + + cacheinfo_create_index_opt_attrs(index_dir); + + return; +err: + kfree(index_dir); +} + +static void __cpuinit cacheinfo_sysfs_populate(unsigned int cpu_id, struct cache *cache_list) +{ + struct cache_dir *cache_dir; + struct cache *cache; + int index = 0; + + cache_dir = cacheinfo_create_cache_dir(cpu_id); + if (!cache_dir) + return; + + cache = cache_list; + while (cache) { + cacheinfo_create_index_dir(cache, index, cache_dir); + index++; + cache = cache->next_local; + } +} + +void __cpuinit cacheinfo_cpu_online(unsigned int cpu_id) +{ + struct cache *cache; + + cache = cache_chain_instantiate(cpu_id); + if (!cache) + return; + + cacheinfo_sysfs_populate(cpu_id, cache); +} + +#ifdef CONFIG_HOTPLUG_CPU /* functions needed for cpu offline */ + +static struct cache *cache_lookup_by_cpu(unsigned int cpu_id) +{ + struct device_node *cpu_node; + struct cache *cache; + + cpu_node = of_get_cpu_node(cpu_id, NULL); + WARN_ONCE(!cpu_node, "no OF node found for CPU %i\n", cpu_id); + if (!cpu_node) + return NULL; + + cache = cache_lookup_by_node(cpu_node); + of_node_put(cpu_node); + + return cache; +} + +static void remove_index_dirs(struct cache_dir *cache_dir) +{ + struct cache_index_dir *index; + + index = cache_dir->index; + + while (index) { + struct cache_index_dir *next; + + next = index->next; + kobject_put(&index->kobj); + index = next; + } +} + +static void remove_cache_dir(struct cache_dir *cache_dir) +{ + remove_index_dirs(cache_dir); + + kobject_put(cache_dir->kobj); + + kfree(cache_dir); +} + +static void cache_cpu_clear(struct cache *cache, int cpu) +{ + while (cache) { + struct cache *next = cache->next_local; + + WARN_ONCE(!cpumask_test_cpu(cpu, &cache->shared_cpu_map), + "CPU %i not accounted in %s(%s)\n", + cpu, cache->ofnode->full_name, + cache_type_string(cache)); + + cpumask_clear_cpu(cpu, &cache->shared_cpu_map); + + /* Release the cache object if all the cpus using it + * are offline */ + if (cpumask_empty(&cache->shared_cpu_map)) + release_cache(cache); + + cache = next; + } +} + +void cacheinfo_cpu_offline(unsigned int cpu_id) +{ + struct cache_dir *cache_dir; + struct cache *cache; + + /* Prevent userspace from seeing inconsistent state - remove + * the sysfs hierarchy first */ + cache_dir = per_cpu(cache_dir, cpu_id); + + /* careful, sysfs population may have failed */ + if (cache_dir) + remove_cache_dir(cache_dir); + + per_cpu(cache_dir, cpu_id) = NULL; + + /* clear the CPU's bit in its cache chain, possibly freeing + * cache objects */ + cache = cache_lookup_by_cpu(cpu_id); + if (cache) + cache_cpu_clear(cache, cpu_id); +} +#endif /* CONFIG_HOTPLUG_CPU */ diff --git a/arch/powerpc/kernel/cacheinfo.h b/arch/powerpc/kernel/cacheinfo.h new file mode 100644 index 0000000..a7b74d3 --- /dev/null +++ b/arch/powerpc/kernel/cacheinfo.h @@ -0,0 +1,8 @@ +#ifndef _PPC_CACHEINFO_H +#define _PPC_CACHEINFO_H + +/* These are just hooks for sysfs.c to use. */ +extern void cacheinfo_cpu_online(unsigned int cpu_id); +extern void cacheinfo_cpu_offline(unsigned int cpu_id); + +#endif /* _PPC_CACHEINFO_H */ diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c index 2538030..da5a385 100644 --- a/arch/powerpc/kernel/pci-common.c +++ b/arch/powerpc/kernel/pci-common.c @@ -16,7 +16,7 @@ * 2 of the License, or (at your option) any later version. */ -#undef DEBUG +#define DEBUG #include <linux/kernel.h> #include <linux/pci.h> @@ -1356,6 +1356,63 @@ static void __init pcibios_allocate_resources(int pass) } } +static void __init pcibios_reserve_legacy_regions(struct pci_bus *bus) +{ + struct pci_controller *hose = pci_bus_to_host(bus); + resource_size_t offset; + struct resource *res, *pres; + int i; + + pr_debug("Reserving legacy ranges for domain %04x\n", pci_domain_nr(bus)); + + /* Check for IO */ + if (!(hose->io_resource.flags & IORESOURCE_IO)) + goto no_io; + offset = (unsigned long)hose->io_base_virt - _IO_BASE; + res = kzalloc(sizeof(struct resource), GFP_KERNEL); + BUG_ON(res == NULL); + res->name = "Legacy IO"; + res->flags = IORESOURCE_IO; + res->start = offset; + res->end = (offset + 0xfff) & 0xfffffffful; + pr_debug("Candidate legacy IO: %pR\n", res); + if (request_resource(&hose->io_resource, res)) { + printk(KERN_DEBUG + "PCI %04x:%02x Cannot reserve Legacy IO %pR\n", + pci_domain_nr(bus), bus->number, res); + kfree(res); + } + + no_io: + /* Check for memory */ + offset = hose->pci_mem_offset; + pr_debug("hose mem offset: %016llx\n", (unsigned long long)offset); + for (i = 0; i < 3; i++) { + pres = &hose->mem_resources[i]; + if (!(pres->flags & IORESOURCE_MEM)) + continue; + pr_debug("hose mem res: %pR\n", pres); + if ((pres->start - offset) <= 0xa0000 && + (pres->end - offset) >= 0xbffff) + break; + } + if (i >= 3) + return; + res = kzalloc(sizeof(struct resource), GFP_KERNEL); + BUG_ON(res == NULL); + res->name = "Legacy VGA memory"; + res->flags = IORESOURCE_MEM; + res->start = 0xa0000 + offset; + res->end = 0xbffff + offset; + pr_debug("Candidate VGA memory: %pR\n", res); + if (request_resource(pres, res)) { + printk(KERN_DEBUG + "PCI %04x:%02x Cannot reserve VGA memory %pR\n", + pci_domain_nr(bus), bus->number, res); + kfree(res); + } +} + void __init pcibios_resource_survey(void) { struct pci_bus *b; @@ -1371,6 +1428,18 @@ void __init pcibios_resource_survey(void) pcibios_allocate_resources(1); } + /* Before we start assigning unassigned resource, we try to reserve + * the low IO area and the VGA memory area if they intersect the + * bus available resources to avoid allocating things on top of them + */ + if (!(ppc_pci_flags & PPC_PCI_PROBE_ONLY)) { + list_for_each_entry(b, &pci_root_buses, node) + pcibios_reserve_legacy_regions(b); + } + + /* Now, if the platform didn't decide to blindly trust the firmware, + * we proceed to assigning things that were left unassigned + */ if (!(ppc_pci_flags & PPC_PCI_PROBE_ONLY)) { pr_debug("PCI: Assigning unassigned resouces...\n"); pci_assign_unassigned_resources(); diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c index 39fadc6..586962f 100644 --- a/arch/powerpc/kernel/pci_64.c +++ b/arch/powerpc/kernel/pci_64.c @@ -560,9 +560,14 @@ long sys_pciconfig_iobase(long which, unsigned long in_bus, * G5 machines... So when something asks for bus 0 io base * (bus 0 is HT root), we return the AGP one instead. */ - if (machine_is_compatible("MacRISC4")) - if (in_bus == 0) + if (in_bus == 0 && machine_is_compatible("MacRISC4")) { + struct device_node *agp; + + agp = of_find_compatible_node(NULL, NULL, "u3-agp"); + if (agp) in_bus = 0xf0; + of_node_put(agp); + } /* That syscall isn't quite compatible with PCI domains, but it's * used on pre-domains setup. We return the first match diff --git a/arch/powerpc/kernel/ppc_ksyms.c b/arch/powerpc/kernel/ppc_ksyms.c index dcec132..c8b27bb 100644 --- a/arch/powerpc/kernel/ppc_ksyms.c +++ b/arch/powerpc/kernel/ppc_ksyms.c @@ -165,6 +165,7 @@ EXPORT_SYMBOL(timer_interrupt); EXPORT_SYMBOL(irq_desc); EXPORT_SYMBOL(tb_ticks_per_jiffy); EXPORT_SYMBOL(cacheable_memcpy); +EXPORT_SYMBOL(cacheable_memzero); #endif #ifdef CONFIG_PPC32 diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c index 6f73c73..c09cffa 100644 --- a/arch/powerpc/kernel/prom.c +++ b/arch/powerpc/kernel/prom.c @@ -824,11 +824,11 @@ static int __init early_init_dt_scan_chosen(unsigned long node, #endif #ifdef CONFIG_KEXEC - lprop = (u64*)of_get_flat_dt_prop(node, "linux,crashkernel-base", NULL); + lprop = of_get_flat_dt_prop(node, "linux,crashkernel-base", NULL); if (lprop) crashk_res.start = *lprop; - lprop = (u64*)of_get_flat_dt_prop(node, "linux,crashkernel-size", NULL); + lprop = of_get_flat_dt_prop(node, "linux,crashkernel-size", NULL); if (lprop) crashk_res.end = crashk_res.start + *lprop - 1; #endif @@ -893,12 +893,12 @@ static int __init early_init_dt_scan_drconf_memory(unsigned long node) u64 base, size, lmb_size; unsigned int is_kexec_kdump = 0, rngs; - ls = (cell_t *)of_get_flat_dt_prop(node, "ibm,lmb-size", &l); + ls = of_get_flat_dt_prop(node, "ibm,lmb-size", &l); if (ls == NULL || l < dt_root_size_cells * sizeof(cell_t)) return 0; lmb_size = dt_mem_next_cell(dt_root_size_cells, &ls); - dm = (cell_t *)of_get_flat_dt_prop(node, "ibm,dynamic-memory", &l); + dm = of_get_flat_dt_prop(node, "ibm,dynamic-memory", &l); if (dm == NULL || l < sizeof(cell_t)) return 0; @@ -907,7 +907,7 @@ static int __init early_init_dt_scan_drconf_memory(unsigned long node) return 0; /* check if this is a kexec/kdump kernel. */ - usm = (cell_t *)of_get_flat_dt_prop(node, "linux,drconf-usable-memory", + usm = of_get_flat_dt_prop(node, "linux,drconf-usable-memory", &l); if (usm != NULL) is_kexec_kdump = 1; @@ -981,9 +981,9 @@ static int __init early_init_dt_scan_memory(unsigned long node, } else if (strcmp(type, "memory") != 0) return 0; - reg = (cell_t *)of_get_flat_dt_prop(node, "linux,usable-memory", &l); + reg = of_get_flat_dt_prop(node, "linux,usable-memory", &l); if (reg == NULL) - reg = (cell_t *)of_get_flat_dt_prop(node, "reg", &l); + reg = of_get_flat_dt_prop(node, "reg", &l); if (reg == NULL) return 0; diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index 2445945..7f1b33d 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -1210,7 +1210,7 @@ static void __init prom_initialize_tce_table(void) /* Initialize the table to have a one-to-one mapping * over the allocated size. */ - tce_entryp = (unsigned long *)base; + tce_entryp = (u64 *)base; for (i = 0; i < (minsize >> 3) ;tce_entryp++, i++) { tce_entry = (i << PAGE_SHIFT); tce_entry |= 0x3; diff --git a/arch/powerpc/kernel/prom_parse.c b/arch/powerpc/kernel/prom_parse.c index 8c13355..8f0856f 100644 --- a/arch/powerpc/kernel/prom_parse.c +++ b/arch/powerpc/kernel/prom_parse.c @@ -232,11 +232,6 @@ int of_pci_address_to_resource(struct device_node *dev, int bar, } EXPORT_SYMBOL_GPL(of_pci_address_to_resource); -static u8 of_irq_pci_swizzle(u8 slot, u8 pin) -{ - return (((pin - 1) + slot) % 4) + 1; -} - int of_irq_map_pci(struct pci_dev *pdev, struct of_irq *out_irq) { struct device_node *dn, *ppnode; @@ -306,7 +301,7 @@ int of_irq_map_pci(struct pci_dev *pdev, struct of_irq *out_irq) /* We can only get here if we hit a P2P bridge with no node, * let's do standard swizzling and try again */ - lspec = of_irq_pci_swizzle(PCI_SLOT(pdev->devfn), lspec); + lspec = pci_swizzle_interrupt_pin(pdev, lspec); pdev = ppdev; } diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c index 0c64f10..4a2ee08 100644 --- a/arch/powerpc/kernel/sysfs.c +++ b/arch/powerpc/kernel/sysfs.c @@ -18,6 +18,8 @@ #include <asm/machdep.h> #include <asm/smp.h> +#include "cacheinfo.h" + #ifdef CONFIG_PPC64 #include <asm/paca.h> #include <asm/lppaca.h> @@ -25,8 +27,6 @@ static DEFINE_PER_CPU(struct cpu, cpu_devices); -static DEFINE_PER_CPU(struct kobject *, cache_toplevel); - /* * SMT snooze delay stuff, 64-bit only for now */ @@ -343,283 +343,6 @@ static struct sysdev_attribute pa6t_attrs[] = { #endif /* HAS_PPC_PMC_PA6T */ #endif /* HAS_PPC_PMC_CLASSIC */ -struct cache_desc { - struct kobject kobj; - struct cache_desc *next; - const char *type; /* Instruction, Data, or Unified */ - u32 size; /* total cache size in KB */ - u32 line_size; /* in bytes */ - u32 nr_sets; /* number of sets */ - u32 level; /* e.g. 1, 2, 3... */ - u32 associativity; /* e.g. 8-way... 0 is fully associative */ -}; - -DEFINE_PER_CPU(struct cache_desc *, cache_desc); - -static struct cache_desc *kobj_to_cache_desc(struct kobject *k) -{ - return container_of(k, struct cache_desc, kobj); -} - -static void cache_desc_release(struct kobject *k) -{ - struct cache_desc *desc = kobj_to_cache_desc(k); - - pr_debug("%s: releasing %s\n", __func__, kobject_name(k)); - - if (desc->next) - kobject_put(&desc->next->kobj); - - kfree(kobj_to_cache_desc(k)); -} - -static ssize_t cache_desc_show(struct kobject *k, struct attribute *attr, char *buf) -{ - struct kobj_attribute *kobj_attr; - - kobj_attr = container_of(attr, struct kobj_attribute, attr); - - return kobj_attr->show(k, kobj_attr, buf); -} - -static struct sysfs_ops cache_desc_sysfs_ops = { - .show = cache_desc_show, -}; - -static struct kobj_type cache_desc_type = { - .release = cache_desc_release, - .sysfs_ops = &cache_desc_sysfs_ops, -}; - -static ssize_t cache_size_show(struct kobject *k, struct kobj_attribute *attr, char *buf) -{ - struct cache_desc *cache = kobj_to_cache_desc(k); - - return sprintf(buf, "%uK\n", cache->size); -} - -static struct kobj_attribute cache_size_attr = - __ATTR(size, 0444, cache_size_show, NULL); - -static ssize_t cache_line_size_show(struct kobject *k, struct kobj_attribute *attr, char *buf) -{ - struct cache_desc *cache = kobj_to_cache_desc(k); - - return sprintf(buf, "%u\n", cache->line_size); -} - -static struct kobj_attribute cache_line_size_attr = - __ATTR(coherency_line_size, 0444, cache_line_size_show, NULL); - -static ssize_t cache_nr_sets_show(struct kobject *k, struct kobj_attribute *attr, char *buf) -{ - struct cache_desc *cache = kobj_to_cache_desc(k); - - return sprintf(buf, "%u\n", cache->nr_sets); -} - -static struct kobj_attribute cache_nr_sets_attr = - __ATTR(number_of_sets, 0444, cache_nr_sets_show, NULL); - -static ssize_t cache_type_show(struct kobject *k, struct kobj_attribute *attr, char *buf) -{ - struct cache_desc *cache = kobj_to_cache_desc(k); - - return sprintf(buf, "%s\n", cache->type); -} - -static struct kobj_attribute cache_type_attr = - __ATTR(type, 0444, cache_type_show, NULL); - -static ssize_t cache_level_show(struct kobject *k, struct kobj_attribute *attr, char *buf) -{ - struct cache_desc *cache = kobj_to_cache_desc(k); - - return sprintf(buf, "%u\n", cache->level); -} - -static struct kobj_attribute cache_level_attr = - __ATTR(level, 0444, cache_level_show, NULL); - -static ssize_t cache_assoc_show(struct kobject *k, struct kobj_attribute *attr, char *buf) -{ - struct cache_desc *cache = kobj_to_cache_desc(k); - - return sprintf(buf, "%u\n", cache->associativity); -} - -static struct kobj_attribute cache_assoc_attr = - __ATTR(ways_of_associativity, 0444, cache_assoc_show, NULL); - -struct cache_desc_info { - const char *type; - const char *size_prop; - const char *line_size_prop; - const char *nr_sets_prop; -}; - -/* PowerPC Processor binding says the [di]-cache-* must be equal on - * unified caches, so just use d-cache properties. */ -static struct cache_desc_info ucache_info = { - .type = "Unified", - .size_prop = "d-cache-size", - .line_size_prop = "d-cache-line-size", - .nr_sets_prop = "d-cache-sets", -}; - -static struct cache_desc_info dcache_info = { - .type = "Data", - .size_prop = "d-cache-size", - .line_size_prop = "d-cache-line-size", - .nr_sets_prop = "d-cache-sets", -}; - -static struct cache_desc_info icache_info = { - .type = "Instruction", - .size_prop = "i-cache-size", - .line_size_prop = "i-cache-line-size", - .nr_sets_prop = "i-cache-sets", -}; - -static struct cache_desc * __cpuinit create_cache_desc(struct device_node *np, struct kobject *parent, int index, int level, struct cache_desc_info *info) -{ - const u32 *cache_line_size; - struct cache_desc *new; - const u32 *cache_size; - const u32 *nr_sets; - int rc; - - new = kzalloc(sizeof(*new), GFP_KERNEL); - if (!new) - return NULL; - - rc = kobject_init_and_add(&new->kobj, &cache_desc_type, parent, - "index%d", index); - if (rc) - goto err; - - /* type */ - new->type = info->type; - rc = sysfs_create_file(&new->kobj, &cache_type_attr.attr); - WARN_ON(rc); - - /* level */ - new->level = level; - rc = sysfs_create_file(&new->kobj, &cache_level_attr.attr); - WARN_ON(rc); - - /* size */ - cache_size = of_get_property(np, info->size_prop, NULL); - if (cache_size) { - new->size = *cache_size / 1024; - rc = sysfs_create_file(&new->kobj, - &cache_size_attr.attr); - WARN_ON(rc); - } - - /* coherency_line_size */ - cache_line_size = of_get_property(np, info->line_size_prop, NULL); - if (cache_line_size) { - new->line_size = *cache_line_size; - rc = sysfs_create_file(&new->kobj, - &cache_line_size_attr.attr); - WARN_ON(rc); - } - - /* number_of_sets */ - nr_sets = of_get_property(np, info->nr_sets_prop, NULL); - if (nr_sets) { - new->nr_sets = *nr_sets; - rc = sysfs_create_file(&new->kobj, - &cache_nr_sets_attr.attr); - WARN_ON(rc); - } - - /* ways_of_associativity */ - if (new->nr_sets == 1) { - /* fully associative */ - new->associativity = 0; - goto create_assoc; - } - - if (new->nr_sets && new->size && new->line_size) { - /* If we have values for all of these we can derive - * the associativity. */ - new->associativity = - ((new->size * 1024) / new->nr_sets) / new->line_size; -create_assoc: - rc = sysfs_create_file(&new->kobj, - &cache_assoc_attr.attr); - WARN_ON(rc); - } - - return new; -err: - kfree(new); - return NULL; -} - -static bool cache_is_unified(struct device_node *np) -{ - return of_get_property(np, "cache-unified", NULL); -} - -static struct cache_desc * __cpuinit create_cache_index_info(struct device_node *np, struct kobject *parent, int index, int level) -{ - struct device_node *next_cache; - struct cache_desc *new, **end; - - pr_debug("%s(node = %s, index = %d)\n", __func__, np->full_name, index); - - if (cache_is_unified(np)) { - new = create_cache_desc(np, parent, index, level, - &ucache_info); - } else { - new = create_cache_desc(np, parent, index, level, - &dcache_info); - if (new) { - index++; - new->next = create_cache_desc(np, parent, index, level, - &icache_info); - } - } - if (!new) - return NULL; - - end = &new->next; - while (*end) - end = &(*end)->next; - - next_cache = of_find_next_cache_node(np); - if (!next_cache) - goto out; - - *end = create_cache_index_info(next_cache, parent, ++index, ++level); - - of_node_put(next_cache); -out: - return new; -} - -static void __cpuinit create_cache_info(struct sys_device *sysdev) -{ - struct kobject *cache_toplevel; - struct device_node *np = NULL; - int cpu = sysdev->id; - - cache_toplevel = kobject_create_and_add("cache", &sysdev->kobj); - if (!cache_toplevel) - return; - per_cpu(cache_toplevel, cpu) = cache_toplevel; - np = of_get_cpu_node(cpu, NULL); - if (np != NULL) { - per_cpu(cache_desc, cpu) = - create_cache_index_info(np, cache_toplevel, 0, 1); - of_node_put(np); - } - return; -} - static void __cpuinit register_cpu_online(unsigned int cpu) { struct cpu *c = &per_cpu(cpu_devices, cpu); @@ -684,25 +407,10 @@ static void __cpuinit register_cpu_online(unsigned int cpu) sysdev_create_file(s, &attr_dscr); #endif /* CONFIG_PPC64 */ - create_cache_info(s); + cacheinfo_cpu_online(cpu); } #ifdef CONFIG_HOTPLUG_CPU -static void remove_cache_info(struct sys_device *sysdev) -{ - struct kobject *cache_toplevel; - struct cache_desc *cache_desc; - int cpu = sysdev->id; - - cache_desc = per_cpu(cache_desc, cpu); - if (cache_desc != NULL) - kobject_put(&cache_desc->kobj); - - cache_toplevel = per_cpu(cache_toplevel, cpu); - if (cache_toplevel != NULL) - kobject_put(cache_toplevel); -} - static void unregister_cpu_online(unsigned int cpu) { struct cpu *c = &per_cpu(cpu_devices, cpu); @@ -769,7 +477,7 @@ static void unregister_cpu_online(unsigned int cpu) sysdev_remove_file(s, &attr_dscr); #endif /* CONFIG_PPC64 */ - remove_cache_info(s); + cacheinfo_cpu_offline(cpu); } #endif /* CONFIG_HOTPLUG_CPU */ diff --git a/arch/powerpc/mm/mmu_decl.h b/arch/powerpc/mm/mmu_decl.h index 4314b39..ad123bc 100644 --- a/arch/powerpc/mm/mmu_decl.h +++ b/arch/powerpc/mm/mmu_decl.h @@ -30,11 +30,11 @@ #if defined(CONFIG_40x) || defined(CONFIG_8xx) static inline void _tlbil_all(void) { - asm volatile ("sync; tlbia; isync" : : : "memory") + asm volatile ("sync; tlbia; isync" : : : "memory"); } static inline void _tlbil_pid(unsigned int pid) { - asm volatile ("sync; tlbia; isync" : : : "memory") + asm volatile ("sync; tlbia; isync" : : : "memory"); } #else /* CONFIG_40x || CONFIG_8xx */ extern void _tlbil_all(void); @@ -47,7 +47,7 @@ extern void _tlbil_pid(unsigned int pid); #ifdef CONFIG_8xx static inline void _tlbil_va(unsigned long address, unsigned int pid) { - asm volatile ("tlbie %0; sync" : : "r" (address) : "memory") + asm volatile ("tlbie %0; sync" : : "r" (address) : "memory"); } #else /* CONFIG_8xx */ extern void _tlbil_va(unsigned long address, unsigned int pid); diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index cf81049..7393bd7 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -822,42 +822,50 @@ static void __init dump_numa_memory_topology(void) * required. nid is the preferred node and end is the physical address of * the highest address in the node. * - * Returns the physical address of the memory. + * Returns the virtual address of the memory. */ -static void __init *careful_allocation(int nid, unsigned long size, +static void __init *careful_zallocation(int nid, unsigned long size, unsigned long align, unsigned long end_pfn) { + void *ret; int new_nid; - unsigned long ret = __lmb_alloc_base(size, align, end_pfn << PAGE_SHIFT); + unsigned long ret_paddr; + + ret_paddr = __lmb_alloc_base(size, align, end_pfn << PAGE_SHIFT); /* retry over all memory */ - if (!ret) - ret = __lmb_alloc_base(size, align, lmb_end_of_DRAM()); + if (!ret_paddr) + ret_paddr = __lmb_alloc_base(size, align, lmb_end_of_DRAM()); - if (!ret) - panic("numa.c: cannot allocate %lu bytes on node %d", + if (!ret_paddr) + panic("numa.c: cannot allocate %lu bytes for node %d", size, nid); + ret = __va(ret_paddr); + /* - * If the memory came from a previously allocated node, we must - * retry with the bootmem allocator. + * We initialize the nodes in numeric order: 0, 1, 2... + * and hand over control from the LMB allocator to the + * bootmem allocator. If this function is called for + * node 5, then we know that all nodes <5 are using the + * bootmem allocator instead of the LMB allocator. + * + * So, check the nid from which this allocation came + * and double check to see if we need to use bootmem + * instead of the LMB. We don't free the LMB memory + * since it would be useless. */ - new_nid = early_pfn_to_nid(ret >> PAGE_SHIFT); + new_nid = early_pfn_to_nid(ret_paddr >> PAGE_SHIFT); if (new_nid < nid) { - ret = (unsigned long)__alloc_bootmem_node(NODE_DATA(new_nid), + ret = __alloc_bootmem_node(NODE_DATA(new_nid), size, align, 0); - if (!ret) - panic("numa.c: cannot allocate %lu bytes on node %d", - size, new_nid); - - ret = __pa(ret); - - dbg("alloc_bootmem %lx %lx\n", ret, size); + dbg("alloc_bootmem %p %lx\n", ret, size); } - return (void *)ret; + memset(ret, 0, size); + return ret; } static struct notifier_block __cpuinitdata ppc64_numa_nb = { @@ -952,7 +960,7 @@ void __init do_init_bootmem(void) for_each_online_node(nid) { unsigned long start_pfn, end_pfn; - unsigned long bootmem_paddr; + void *bootmem_vaddr; unsigned long bootmap_pages; get_pfn_range_for_nid(nid, &start_pfn, &end_pfn); @@ -964,11 +972,9 @@ void __init do_init_bootmem(void) * previous nodes' bootmem to be initialized and have * all reserved areas marked. */ - NODE_DATA(nid) = careful_allocation(nid, + NODE_DATA(nid) = careful_zallocation(nid, sizeof(struct pglist_data), SMP_CACHE_BYTES, end_pfn); - NODE_DATA(nid) = __va(NODE_DATA(nid)); - memset(NODE_DATA(nid), 0, sizeof(struct pglist_data)); dbg("node %d\n", nid); dbg("NODE_DATA() = %p\n", NODE_DATA(nid)); @@ -984,20 +990,20 @@ void __init do_init_bootmem(void) dbg("end_paddr = %lx\n", end_pfn << PAGE_SHIFT); bootmap_pages = bootmem_bootmap_pages(end_pfn - start_pfn); - bootmem_paddr = (unsigned long)careful_allocation(nid, + bootmem_vaddr = careful_zallocation(nid, bootmap_pages << PAGE_SHIFT, PAGE_SIZE, end_pfn); - memset(__va(bootmem_paddr), 0, bootmap_pages << PAGE_SHIFT); - dbg("bootmap_paddr = %lx\n", bootmem_paddr); + dbg("bootmap_vaddr = %p\n", bootmem_vaddr); - init_bootmem_node(NODE_DATA(nid), bootmem_paddr >> PAGE_SHIFT, + init_bootmem_node(NODE_DATA(nid), + __pa(bootmem_vaddr) >> PAGE_SHIFT, start_pfn, end_pfn); free_bootmem_with_active_regions(nid, end_pfn); /* * Be very careful about moving this around. Future - * calls to careful_allocation() depend on this getting + * calls to careful_zallocation() depend on this getting * done correctly. */ mark_reserved_regions_for_nid(nid); diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c index 38ff35f..22972cd 100644 --- a/arch/powerpc/mm/pgtable_32.c +++ b/arch/powerpc/mm/pgtable_32.c @@ -266,7 +266,8 @@ int map_page(unsigned long va, phys_addr_t pa, int flags) /* The PTE should never be already set nor present in the * hash table */ - BUG_ON(pte_val(*pg) & (_PAGE_PRESENT | _PAGE_HASHPTE)); + BUG_ON((pte_val(*pg) & (_PAGE_PRESENT | _PAGE_HASHPTE)) && + flags); set_pte_at(&init_mm, va, pg, pfn_pte(pa >> PAGE_SHIFT, __pgprot(flags))); } diff --git a/arch/powerpc/mm/tlb_nohash.c b/arch/powerpc/mm/tlb_nohash.c index 803a64c..39ac22b 100644 --- a/arch/powerpc/mm/tlb_nohash.c +++ b/arch/powerpc/mm/tlb_nohash.c @@ -189,8 +189,9 @@ void flush_tlb_kernel_range(unsigned long start, unsigned long end) smp_call_function(do_flush_tlb_mm_ipi, NULL, 1); _tlbil_pid(0); preempt_enable(); -#endif +#else _tlbil_pid(0); +#endif } EXPORT_SYMBOL(flush_tlb_kernel_range); diff --git a/arch/powerpc/oprofile/cell/pr_util.h b/arch/powerpc/oprofile/cell/pr_util.h index 628009c..964b939 100644 --- a/arch/powerpc/oprofile/cell/pr_util.h +++ b/arch/powerpc/oprofile/cell/pr_util.h @@ -30,6 +30,10 @@ extern struct delayed_work spu_work; extern int spu_prof_running; +#define TRACE_ARRAY_SIZE 1024 + +extern spinlock_t oprof_spu_smpl_arry_lck; + struct spu_overlay_info { /* map of sections within an SPU overlay */ unsigned int vma; /* SPU virtual memory address from elf */ unsigned int size; /* size of section from elf */ @@ -79,7 +83,7 @@ struct spu_buffer { * the vma-to-fileoffset map. */ struct vma_to_fileoffset_map *create_vma_map(const struct spu *spu, - u64 objectid); + unsigned long objectid); unsigned int vma_map_lookup(struct vma_to_fileoffset_map *map, unsigned int vma, const struct spu *aSpu, int *grd_val); @@ -89,10 +93,11 @@ void vma_map_free(struct vma_to_fileoffset_map *map); * Entry point for SPU profiling. * cycles_reset is the SPU_CYCLES count value specified by the user. */ -int start_spu_profiling(unsigned int cycles_reset); - -void stop_spu_profiling(void); +int start_spu_profiling_cycles(unsigned int cycles_reset); +void start_spu_profiling_events(void); +void stop_spu_profiling_cycles(void); +void stop_spu_profiling_events(void); /* add the necessary profiling hooks */ int spu_sync_start(void); diff --git a/arch/powerpc/oprofile/cell/spu_profiler.c b/arch/powerpc/oprofile/cell/spu_profiler.c index 83faa95..9305dda 100644 --- a/arch/powerpc/oprofile/cell/spu_profiler.c +++ b/arch/powerpc/oprofile/cell/spu_profiler.c @@ -18,11 +18,21 @@ #include <asm/cell-pmu.h> #include "pr_util.h" -#define TRACE_ARRAY_SIZE 1024 #define SCALE_SHIFT 14 static u32 *samples; +/* spu_prof_running is a flag used to indicate if spu profiling is enabled + * or not. It is set by the routines start_spu_profiling_cycles() and + * start_spu_profiling_events(). The flag is cleared by the routines + * stop_spu_profiling_cycles() and stop_spu_profiling_events(). These + * routines are called via global_start() and global_stop() which are called in + * op_powerpc_start() and op_powerpc_stop(). These routines are called once + * per system as a result of the user starting/stopping oprofile. Hence, only + * one CPU per user at a time will be changing the value of spu_prof_running. + * In general, OProfile does not protect against multiple users trying to run + * OProfile at a time. + */ int spu_prof_running; static unsigned int profiling_interval; @@ -31,8 +41,8 @@ static unsigned int profiling_interval; #define SPU_PC_MASK 0xFFFF -static DEFINE_SPINLOCK(sample_array_lock); -unsigned long sample_array_lock_flags; +DEFINE_SPINLOCK(oprof_spu_smpl_arry_lck); +unsigned long oprof_spu_smpl_arry_lck_flags; void set_spu_profiling_frequency(unsigned int freq_khz, unsigned int cycles_reset) { @@ -145,13 +155,13 @@ static enum hrtimer_restart profile_spus(struct hrtimer *timer) * sample array must be loaded and then processed for a given * cpu. The sample array is not per cpu. */ - spin_lock_irqsave(&sample_array_lock, - sample_array_lock_flags); + spin_lock_irqsave(&oprof_spu_smpl_arry_lck, + oprof_spu_smpl_arry_lck_flags); num_samples = cell_spu_pc_collection(cpu); if (num_samples == 0) { - spin_unlock_irqrestore(&sample_array_lock, - sample_array_lock_flags); + spin_unlock_irqrestore(&oprof_spu_smpl_arry_lck, + oprof_spu_smpl_arry_lck_flags); continue; } @@ -162,8 +172,8 @@ static enum hrtimer_restart profile_spus(struct hrtimer *timer) num_samples); } - spin_unlock_irqrestore(&sample_array_lock, - sample_array_lock_flags); + spin_unlock_irqrestore(&oprof_spu_smpl_arry_lck, + oprof_spu_smpl_arry_lck_flags); } smp_wmb(); /* insure spu event buffer updates are written */ @@ -182,13 +192,13 @@ static enum hrtimer_restart profile_spus(struct hrtimer *timer) static struct hrtimer timer; /* - * Entry point for SPU profiling. + * Entry point for SPU cycle profiling. * NOTE: SPU profiling is done system-wide, not per-CPU. * * cycles_reset is the count value specified by the user when * setting up OProfile to count SPU_CYCLES. */ -int start_spu_profiling(unsigned int cycles_reset) +int start_spu_profiling_cycles(unsigned int cycles_reset) { ktime_t kt; @@ -212,10 +222,30 @@ int start_spu_profiling(unsigned int cycles_reset) return 0; } -void stop_spu_profiling(void) +/* + * Entry point for SPU event profiling. + * NOTE: SPU profiling is done system-wide, not per-CPU. + * + * cycles_reset is the count value specified by the user when + * setting up OProfile to count SPU_CYCLES. + */ +void start_spu_profiling_events(void) +{ + spu_prof_running = 1; + schedule_delayed_work(&spu_work, DEFAULT_TIMER_EXPIRE); + + return; +} + +void stop_spu_profiling_cycles(void) { spu_prof_running = 0; hrtimer_cancel(&timer); kfree(samples); - pr_debug("SPU_PROF: stop_spu_profiling issued\n"); + pr_debug("SPU_PROF: stop_spu_profiling_cycles issued\n"); +} + +void stop_spu_profiling_events(void) +{ + spu_prof_running = 0; } diff --git a/arch/powerpc/oprofile/common.c b/arch/powerpc/oprofile/common.c index 17807ac..21f16ed 100644 --- a/arch/powerpc/oprofile/common.c +++ b/arch/powerpc/oprofile/common.c @@ -132,6 +132,28 @@ static int op_powerpc_create_files(struct super_block *sb, struct dentry *root) oprofilefs_create_ulong(sb, root, "mmcr0", &sys.mmcr0); oprofilefs_create_ulong(sb, root, "mmcr1", &sys.mmcr1); oprofilefs_create_ulong(sb, root, "mmcra", &sys.mmcra); +#ifdef CONFIG_OPROFILE_CELL + /* create a file the user tool can check to see what level of profiling + * support exits with this kernel. Initialize bit mask to indicate + * what support the kernel has: + * bit 0 - Supports SPU event profiling in addition to PPU + * event and cycles; and SPU cycle profiling + * bits 1-31 - Currently unused. + * + * If the file does not exist, then the kernel only supports SPU + * cycle profiling, PPU event and cycle profiling. + */ + oprofilefs_create_ulong(sb, root, "cell_support", &sys.cell_support); + sys.cell_support = 0x1; /* Note, the user OProfile tool must check + * that this bit is set before attempting to + * user SPU event profiling. Older kernels + * will not have this file, hence the user + * tool is not allowed to do SPU event + * profiling on older kernels. Older kernels + * will accept SPU events but collected data + * is garbage. + */ +#endif #endif for (i = 0; i < model->num_counters; ++i) { diff --git a/arch/powerpc/oprofile/op_model_cell.c b/arch/powerpc/oprofile/op_model_cell.c index 25a4ec2..ae06c62 100644 --- a/arch/powerpc/oprofile/op_model_cell.c +++ b/arch/powerpc/oprofile/op_model_cell.c @@ -40,14 +40,15 @@ #include "../platforms/cell/interrupt.h" #include "cell/pr_util.h" -static void cell_global_stop_spu(void); +#define PPU_PROFILING 0 +#define SPU_PROFILING_CYCLES 1 +#define SPU_PROFILING_EVENTS 2 -/* - * spu_cycle_reset is the number of cycles between samples. - * This variable is used for SPU profiling and should ONLY be set - * at the beginning of cell_reg_setup; otherwise, it's read-only. - */ -static unsigned int spu_cycle_reset; +#define SPU_EVENT_NUM_START 4100 +#define SPU_EVENT_NUM_STOP 4399 +#define SPU_PROFILE_EVENT_ADDR 4363 /* spu, address trace, decimal */ +#define SPU_PROFILE_EVENT_ADDR_MASK_A 0x146 /* sub unit set to zero */ +#define SPU_PROFILE_EVENT_ADDR_MASK_B 0x186 /* sub unit set to zero */ #define NUM_SPUS_PER_NODE 8 #define SPU_CYCLES_EVENT_NUM 2 /* event number for SPU_CYCLES */ @@ -66,6 +67,21 @@ static unsigned int spu_cycle_reset; #define MAX_SPU_COUNT 0xFFFFFF /* maximum 24 bit LFSR value */ +/* Minumum HW interval timer setting to send value to trace buffer is 10 cycle. + * To configure counter to send value every N cycles set counter to + * 2^32 - 1 - N. + */ +#define NUM_INTERVAL_CYC 0xFFFFFFFF - 10 + +/* + * spu_cycle_reset is the number of cycles between samples. + * This variable is used for SPU profiling and should ONLY be set + * at the beginning of cell_reg_setup; otherwise, it's read-only. + */ +static unsigned int spu_cycle_reset; +static unsigned int profiling_mode; +static int spu_evnt_phys_spu_indx; + struct pmc_cntrl_data { unsigned long vcntr; unsigned long evnts; @@ -105,6 +121,8 @@ struct pm_cntrl { u16 trace_mode; u16 freeze; u16 count_mode; + u16 spu_addr_trace; + u8 trace_buf_ovflw; }; static struct { @@ -122,7 +140,7 @@ static struct { #define GET_INPUT_CONTROL(x) ((x & 0x00000004) >> 2) static DEFINE_PER_CPU(unsigned long[NR_PHYS_CTRS], pmc_values); - +static unsigned long spu_pm_cnt[MAX_NUMNODES * NUM_SPUS_PER_NODE]; static struct pmc_cntrl_data pmc_cntrl[NUM_THREADS][NR_PHYS_CTRS]; /* @@ -152,6 +170,7 @@ static u32 hdw_thread; static u32 virt_cntr_inter_mask; static struct timer_list timer_virt_cntr; +static struct timer_list timer_spu_event_swap; /* * pm_signal needs to be global since it is initialized in @@ -165,7 +184,7 @@ static int spu_rtas_token; /* token for SPU cycle profiling */ static u32 reset_value[NR_PHYS_CTRS]; static int num_counters; static int oprofile_running; -static DEFINE_SPINLOCK(virt_cntr_lock); +static DEFINE_SPINLOCK(cntr_lock); static u32 ctr_enabled; @@ -336,13 +355,13 @@ static void set_pm_event(u32 ctr, int event, u32 unit_mask) for (i = 0; i < NUM_DEBUG_BUS_WORDS; i++) { if (bus_word & (1 << i)) { pm_regs.debug_bus_control |= - (bus_type << (30 - (2 * i))); + (bus_type << (30 - (2 * i))); for (j = 0; j < NUM_INPUT_BUS_WORDS; j++) { if (input_bus[j] == 0xff) { input_bus[j] = i; pm_regs.group_control |= - (i << (30 - (2 * j))); + (i << (30 - (2 * j))); break; } @@ -367,12 +386,16 @@ static void write_pm_cntrl(int cpu) if (pm_regs.pm_cntrl.stop_at_max == 1) val |= CBE_PM_STOP_AT_MAX; - if (pm_regs.pm_cntrl.trace_mode == 1) + if (pm_regs.pm_cntrl.trace_mode != 0) val |= CBE_PM_TRACE_MODE_SET(pm_regs.pm_cntrl.trace_mode); + if (pm_regs.pm_cntrl.trace_buf_ovflw == 1) + val |= CBE_PM_TRACE_BUF_OVFLW(pm_regs.pm_cntrl.trace_buf_ovflw); if (pm_regs.pm_cntrl.freeze == 1) val |= CBE_PM_FREEZE_ALL_CTRS; + val |= CBE_PM_SPU_ADDR_TRACE_SET(pm_regs.pm_cntrl.spu_addr_trace); + /* * Routine set_count_mode must be called previously to set * the count mode based on the user selection of user and kernel. @@ -441,7 +464,7 @@ static void cell_virtual_cntr(unsigned long data) * not both playing with the counters on the same node. */ - spin_lock_irqsave(&virt_cntr_lock, flags); + spin_lock_irqsave(&cntr_lock, flags); prev_hdw_thread = hdw_thread; @@ -480,7 +503,7 @@ static void cell_virtual_cntr(unsigned long data) cbe_disable_pm_interrupts(cpu); for (i = 0; i < num_counters; i++) { per_cpu(pmc_values, cpu + prev_hdw_thread)[i] - = cbe_read_ctr(cpu, i); + = cbe_read_ctr(cpu, i); if (per_cpu(pmc_values, cpu + next_hdw_thread)[i] == 0xFFFFFFFF) @@ -527,7 +550,7 @@ static void cell_virtual_cntr(unsigned long data) cbe_enable_pm(cpu); } - spin_unlock_irqrestore(&virt_cntr_lock, flags); + spin_unlock_irqrestore(&cntr_lock, flags); mod_timer(&timer_virt_cntr, jiffies + HZ / 10); } @@ -541,38 +564,146 @@ static void start_virt_cntrs(void) add_timer(&timer_virt_cntr); } -/* This function is called once for all cpus combined */ -static int cell_reg_setup(struct op_counter_config *ctr, +static int cell_reg_setup_spu_cycles(struct op_counter_config *ctr, struct op_system_config *sys, int num_ctrs) { - int i, j, cpu; - spu_cycle_reset = 0; + spu_cycle_reset = ctr[0].count; - if (ctr[0].event == SPU_CYCLES_EVENT_NUM) { - spu_cycle_reset = ctr[0].count; + /* + * Each node will need to make the rtas call to start + * and stop SPU profiling. Get the token once and store it. + */ + spu_rtas_token = rtas_token("ibm,cbe-spu-perftools"); + + if (unlikely(spu_rtas_token == RTAS_UNKNOWN_SERVICE)) { + printk(KERN_ERR + "%s: rtas token ibm,cbe-spu-perftools unknown\n", + __func__); + return -EIO; + } + return 0; +} + +/* Unfortunately, the hardware will only support event profiling + * on one SPU per node at a time. Therefore, we must time slice + * the profiling across all SPUs in the node. Note, we do this + * in parallel for each node. The following routine is called + * periodically based on kernel timer to switch which SPU is + * being monitored in a round robbin fashion. + */ +static void spu_evnt_swap(unsigned long data) +{ + int node; + int cur_phys_spu, nxt_phys_spu, cur_spu_evnt_phys_spu_indx; + unsigned long flags; + int cpu; + int ret; + u32 interrupt_mask; + + + /* enable interrupts on cntr 0 */ + interrupt_mask = CBE_PM_CTR_OVERFLOW_INTR(0); + + hdw_thread = 0; + + /* Make sure spu event interrupt handler and spu event swap + * don't access the counters simultaneously. + */ + spin_lock_irqsave(&cntr_lock, flags); + + cur_spu_evnt_phys_spu_indx = spu_evnt_phys_spu_indx; + + if (++(spu_evnt_phys_spu_indx) == NUM_SPUS_PER_NODE) + spu_evnt_phys_spu_indx = 0; + + pm_signal[0].sub_unit = spu_evnt_phys_spu_indx; + pm_signal[1].sub_unit = spu_evnt_phys_spu_indx; + pm_signal[2].sub_unit = spu_evnt_phys_spu_indx; + + /* switch the SPU being profiled on each node */ + for_each_online_cpu(cpu) { + if (cbe_get_hw_thread_id(cpu)) + continue; + + node = cbe_cpu_to_node(cpu); + cur_phys_spu = (node * NUM_SPUS_PER_NODE) + + cur_spu_evnt_phys_spu_indx; + nxt_phys_spu = (node * NUM_SPUS_PER_NODE) + + spu_evnt_phys_spu_indx; /* - * Each node will need to make the rtas call to start - * and stop SPU profiling. Get the token once and store it. + * stop counters, save counter values, restore counts + * for previous physical SPU */ - spu_rtas_token = rtas_token("ibm,cbe-spu-perftools"); + cbe_disable_pm(cpu); + cbe_disable_pm_interrupts(cpu); - if (unlikely(spu_rtas_token == RTAS_UNKNOWN_SERVICE)) { - printk(KERN_ERR - "%s: rtas token ibm,cbe-spu-perftools unknown\n", - __func__); - return -EIO; - } + spu_pm_cnt[cur_phys_spu] + = cbe_read_ctr(cpu, 0); + + /* restore previous count for the next spu to sample */ + /* NOTE, hardware issue, counter will not start if the + * counter value is at max (0xFFFFFFFF). + */ + if (spu_pm_cnt[nxt_phys_spu] >= 0xFFFFFFFF) + cbe_write_ctr(cpu, 0, 0xFFFFFFF0); + else + cbe_write_ctr(cpu, 0, spu_pm_cnt[nxt_phys_spu]); + + pm_rtas_reset_signals(cbe_cpu_to_node(cpu)); + + /* setup the debug bus measure the one event and + * the two events to route the next SPU's PC on + * the debug bus + */ + ret = pm_rtas_activate_signals(cbe_cpu_to_node(cpu), 3); + if (ret) + printk(KERN_ERR "%s: pm_rtas_activate_signals failed, " + "SPU event swap\n", __func__); + + /* clear the trace buffer, don't want to take PC for + * previous SPU*/ + cbe_write_pm(cpu, trace_address, 0); + + enable_ctr(cpu, 0, pm_regs.pm07_cntrl); + + /* Enable interrupts on the CPU thread that is starting */ + cbe_enable_pm_interrupts(cpu, hdw_thread, + interrupt_mask); + cbe_enable_pm(cpu); } - pm_rtas_token = rtas_token("ibm,cbe-perftools"); + spin_unlock_irqrestore(&cntr_lock, flags); + /* swap approximately every 0.1 seconds */ + mod_timer(&timer_spu_event_swap, jiffies + HZ / 25); +} + +static void start_spu_event_swap(void) +{ + init_timer(&timer_spu_event_swap); + timer_spu_event_swap.function = spu_evnt_swap; + timer_spu_event_swap.data = 0UL; + timer_spu_event_swap.expires = jiffies + HZ / 25; + add_timer(&timer_spu_event_swap); +} + +static int cell_reg_setup_spu_events(struct op_counter_config *ctr, + struct op_system_config *sys, int num_ctrs) +{ + int i; + + /* routine is called once for all nodes */ + + spu_evnt_phys_spu_indx = 0; /* - * For all events excetp PPU CYCLEs, each node will need to make + * For all events except PPU CYCLEs, each node will need to make * the rtas cbe-perftools call to setup and reset the debug bus. * Make the token lookup call once and store it in the global * variable pm_rtas_token. */ + pm_rtas_token = rtas_token("ibm,cbe-perftools"); + if (unlikely(pm_rtas_token == RTAS_UNKNOWN_SERVICE)) { printk(KERN_ERR "%s: rtas token ibm,cbe-perftools unknown\n", @@ -580,6 +711,58 @@ static int cell_reg_setup(struct op_counter_config *ctr, return -EIO; } + /* setup the pm_control register settings, + * settings will be written per node by the + * cell_cpu_setup() function. + */ + pm_regs.pm_cntrl.trace_buf_ovflw = 1; + + /* Use the occurrence trace mode to have SPU PC saved + * to the trace buffer. Occurrence data in trace buffer + * is not used. Bit 2 must be set to store SPU addresses. + */ + pm_regs.pm_cntrl.trace_mode = 2; + + pm_regs.pm_cntrl.spu_addr_trace = 0x1; /* using debug bus + event 2 & 3 */ + + /* setup the debug bus event array with the SPU PC routing events. + * Note, pm_signal[0] will be filled in by set_pm_event() call below. + */ + pm_signal[1].signal_group = SPU_PROFILE_EVENT_ADDR / 100; + pm_signal[1].bus_word = GET_BUS_WORD(SPU_PROFILE_EVENT_ADDR_MASK_A); + pm_signal[1].bit = SPU_PROFILE_EVENT_ADDR % 100; + pm_signal[1].sub_unit = spu_evnt_phys_spu_indx; + + pm_signal[2].signal_group = SPU_PROFILE_EVENT_ADDR / 100; + pm_signal[2].bus_word = GET_BUS_WORD(SPU_PROFILE_EVENT_ADDR_MASK_B); + pm_signal[2].bit = SPU_PROFILE_EVENT_ADDR % 100; + pm_signal[2].sub_unit = spu_evnt_phys_spu_indx; + + /* Set the user selected spu event to profile on, + * note, only one SPU profiling event is supported + */ + num_counters = 1; /* Only support one SPU event at a time */ + set_pm_event(0, ctr[0].event, ctr[0].unit_mask); + + reset_value[0] = 0xFFFFFFFF - ctr[0].count; + + /* global, used by cell_cpu_setup */ + ctr_enabled |= 1; + + /* Initialize the count for each SPU to the reset value */ + for (i=0; i < MAX_NUMNODES * NUM_SPUS_PER_NODE; i++) + spu_pm_cnt[i] = reset_value[0]; + + return 0; +} + +static int cell_reg_setup_ppu(struct op_counter_config *ctr, + struct op_system_config *sys, int num_ctrs) +{ + /* routine is called once for all nodes */ + int i, j, cpu; + num_counters = num_ctrs; if (unlikely(num_ctrs > NR_PHYS_CTRS)) { @@ -589,14 +772,6 @@ static int cell_reg_setup(struct op_counter_config *ctr, __func__); return -EIO; } - pm_regs.group_control = 0; - pm_regs.debug_bus_control = 0; - - /* setup the pm_control register */ - memset(&pm_regs.pm_cntrl, 0, sizeof(struct pm_cntrl)); - pm_regs.pm_cntrl.stop_at_max = 1; - pm_regs.pm_cntrl.trace_mode = 0; - pm_regs.pm_cntrl.freeze = 1; set_count_mode(sys->enable_kernel, sys->enable_user); @@ -665,6 +840,63 @@ static int cell_reg_setup(struct op_counter_config *ctr, } +/* This function is called once for all cpus combined */ +static int cell_reg_setup(struct op_counter_config *ctr, + struct op_system_config *sys, int num_ctrs) +{ + int ret=0; + spu_cycle_reset = 0; + + /* initialize the spu_arr_trace value, will be reset if + * doing spu event profiling. + */ + pm_regs.group_control = 0; + pm_regs.debug_bus_control = 0; + pm_regs.pm_cntrl.stop_at_max = 1; + pm_regs.pm_cntrl.trace_mode = 0; + pm_regs.pm_cntrl.freeze = 1; + pm_regs.pm_cntrl.trace_buf_ovflw = 0; + pm_regs.pm_cntrl.spu_addr_trace = 0; + + /* + * For all events except PPU CYCLEs, each node will need to make + * the rtas cbe-perftools call to setup and reset the debug bus. + * Make the token lookup call once and store it in the global + * variable pm_rtas_token. + */ + pm_rtas_token = rtas_token("ibm,cbe-perftools"); + + if (unlikely(pm_rtas_token == RTAS_UNKNOWN_SERVICE)) { + printk(KERN_ERR + "%s: rtas token ibm,cbe-perftools unknown\n", + __func__); + return -EIO; + } + + if (ctr[0].event == SPU_CYCLES_EVENT_NUM) { + profiling_mode = SPU_PROFILING_CYCLES; + ret = cell_reg_setup_spu_cycles(ctr, sys, num_ctrs); + } else if ((ctr[0].event >= SPU_EVENT_NUM_START) && + (ctr[0].event <= SPU_EVENT_NUM_STOP)) { + profiling_mode = SPU_PROFILING_EVENTS; + spu_cycle_reset = ctr[0].count; + + /* for SPU event profiling, need to setup the + * pm_signal array with the events to route the + * SPU PC before making the FW call. Note, only + * one SPU event for profiling can be specified + * at a time. + */ + cell_reg_setup_spu_events(ctr, sys, num_ctrs); + } else { + profiling_mode = PPU_PROFILING; + ret = cell_reg_setup_ppu(ctr, sys, num_ctrs); + } + + return ret; +} + + /* This function is called once for each cpu */ static int cell_cpu_setup(struct op_counter_config *cntr) @@ -672,8 +904,13 @@ static int cell_cpu_setup(struct op_counter_config *cntr) u32 cpu = smp_processor_id(); u32 num_enabled = 0; int i; + int ret; - if (spu_cycle_reset) + /* Cycle based SPU profiling does not use the performance + * counters. The trace array is configured to collect + * the data. + */ + if (profiling_mode == SPU_PROFILING_CYCLES) return 0; /* There is one performance monitor per processor chip (i.e. node), @@ -686,7 +923,6 @@ static int cell_cpu_setup(struct op_counter_config *cntr) cbe_disable_pm(cpu); cbe_disable_pm_interrupts(cpu); - cbe_write_pm(cpu, pm_interval, 0); cbe_write_pm(cpu, pm_start_stop, 0); cbe_write_pm(cpu, group_control, pm_regs.group_control); cbe_write_pm(cpu, debug_bus_control, pm_regs.debug_bus_control); @@ -703,7 +939,20 @@ static int cell_cpu_setup(struct op_counter_config *cntr) * The pm_rtas_activate_signals will return -EIO if the FW * call failed. */ - return pm_rtas_activate_signals(cbe_cpu_to_node(cpu), num_enabled); + if (profiling_mode == SPU_PROFILING_EVENTS) { + /* For SPU event profiling also need to setup the + * pm interval timer + */ + ret = pm_rtas_activate_signals(cbe_cpu_to_node(cpu), + num_enabled+2); + /* store PC from debug bus to Trace buffer as often + * as possible (every 10 cycles) + */ + cbe_write_pm(cpu, pm_interval, NUM_INTERVAL_CYC); + return ret; + } else + return pm_rtas_activate_signals(cbe_cpu_to_node(cpu), + num_enabled); } #define ENTRIES 303 @@ -885,7 +1134,122 @@ static struct notifier_block cpu_freq_notifier_block = { }; #endif -static int cell_global_start_spu(struct op_counter_config *ctr) +/* + * Note the generic OProfile stop calls do not support returning + * an error on stop. Hence, will not return an error if the FW + * calls fail on stop. Failure to reset the debug bus is not an issue. + * Failure to disable the SPU profiling is not an issue. The FW calls + * to enable the performance counters and debug bus will work even if + * the hardware was not cleanly reset. + */ +static void cell_global_stop_spu_cycles(void) +{ + int subfunc, rtn_value; + unsigned int lfsr_value; + int cpu; + + oprofile_running = 0; + smp_wmb(); + +#ifdef CONFIG_CPU_FREQ + cpufreq_unregister_notifier(&cpu_freq_notifier_block, + CPUFREQ_TRANSITION_NOTIFIER); +#endif + + for_each_online_cpu(cpu) { + if (cbe_get_hw_thread_id(cpu)) + continue; + + subfunc = 3; /* + * 2 - activate SPU tracing, + * 3 - deactivate + */ + lfsr_value = 0x8f100000; + + rtn_value = rtas_call(spu_rtas_token, 3, 1, NULL, + subfunc, cbe_cpu_to_node(cpu), + lfsr_value); + + if (unlikely(rtn_value != 0)) { + printk(KERN_ERR + "%s: rtas call ibm,cbe-spu-perftools " \ + "failed, return = %d\n", + __func__, rtn_value); + } + + /* Deactivate the signals */ + pm_rtas_reset_signals(cbe_cpu_to_node(cpu)); + } + + stop_spu_profiling_cycles(); +} + +static void cell_global_stop_spu_events(void) +{ + int cpu; + oprofile_running = 0; + + stop_spu_profiling_events(); + smp_wmb(); + + for_each_online_cpu(cpu) { + if (cbe_get_hw_thread_id(cpu)) + continue; + + cbe_sync_irq(cbe_cpu_to_node(cpu)); + /* Stop the counters */ + cbe_disable_pm(cpu); + cbe_write_pm07_control(cpu, 0, 0); + + /* Deactivate the signals */ + pm_rtas_reset_signals(cbe_cpu_to_node(cpu)); + + /* Deactivate interrupts */ + cbe_disable_pm_interrupts(cpu); + } + del_timer_sync(&timer_spu_event_swap); +} + +static void cell_global_stop_ppu(void) +{ + int cpu; + + /* + * This routine will be called once for the system. + * There is one performance monitor per node, so we + * only need to perform this function once per node. + */ + del_timer_sync(&timer_virt_cntr); + oprofile_running = 0; + smp_wmb(); + + for_each_online_cpu(cpu) { + if (cbe_get_hw_thread_id(cpu)) + continue; + + cbe_sync_irq(cbe_cpu_to_node(cpu)); + /* Stop the counters */ + cbe_disable_pm(cpu); + + /* Deactivate the signals */ + pm_rtas_reset_signals(cbe_cpu_to_node(cpu)); + + /* Deactivate interrupts */ + cbe_disable_pm_interrupts(cpu); + } +} + +static void cell_global_stop(void) +{ + if (profiling_mode == PPU_PROFILING) + cell_global_stop_ppu(); + else if (profiling_mode == SPU_PROFILING_EVENTS) + cell_global_stop_spu_events(); + else + cell_global_stop_spu_cycles(); +} + +static int cell_global_start_spu_cycles(struct op_counter_config *ctr) { int subfunc; unsigned int lfsr_value; @@ -951,18 +1315,18 @@ static int cell_global_start_spu(struct op_counter_config *ctr) /* start profiling */ ret = rtas_call(spu_rtas_token, 3, 1, NULL, subfunc, - cbe_cpu_to_node(cpu), lfsr_value); + cbe_cpu_to_node(cpu), lfsr_value); if (unlikely(ret != 0)) { printk(KERN_ERR - "%s: rtas call ibm,cbe-spu-perftools failed, return = %d\n", - __func__, ret); + "%s: rtas call ibm,cbe-spu-perftools failed, " \ + "return = %d\n", __func__, ret); rtas_error = -EIO; goto out; } } - rtas_error = start_spu_profiling(spu_cycle_reset); + rtas_error = start_spu_profiling_cycles(spu_cycle_reset); if (rtas_error) goto out_stop; @@ -970,11 +1334,74 @@ static int cell_global_start_spu(struct op_counter_config *ctr) return 0; out_stop: - cell_global_stop_spu(); /* clean up the PMU/debug bus */ + cell_global_stop_spu_cycles(); /* clean up the PMU/debug bus */ out: return rtas_error; } +static int cell_global_start_spu_events(struct op_counter_config *ctr) +{ + int cpu; + u32 interrupt_mask = 0; + int rtn = 0; + + hdw_thread = 0; + + /* spu event profiling, uses the performance counters to generate + * an interrupt. The hardware is setup to store the SPU program + * counter into the trace array. The occurrence mode is used to + * enable storing data to the trace buffer. The bits are set + * to send/store the SPU address in the trace buffer. The debug + * bus must be setup to route the SPU program counter onto the + * debug bus. The occurrence data in the trace buffer is not used. + */ + + /* This routine gets called once for the system. + * There is one performance monitor per node, so we + * only need to perform this function once per node. + */ + + for_each_online_cpu(cpu) { + if (cbe_get_hw_thread_id(cpu)) + continue; + + /* + * Setup SPU event-based profiling. + * Set perf_mon_control bit 0 to a zero before + * enabling spu collection hardware. + * + * Only support one SPU event on one SPU per node. + */ + if (ctr_enabled & 1) { + cbe_write_ctr(cpu, 0, reset_value[0]); + enable_ctr(cpu, 0, pm_regs.pm07_cntrl); + interrupt_mask |= + CBE_PM_CTR_OVERFLOW_INTR(0); + } else { + /* Disable counter */ + cbe_write_pm07_control(cpu, 0, 0); + } + + cbe_get_and_clear_pm_interrupts(cpu); + cbe_enable_pm_interrupts(cpu, hdw_thread, interrupt_mask); + cbe_enable_pm(cpu); + + /* clear the trace buffer */ + cbe_write_pm(cpu, trace_address, 0); + } + + /* Start the timer to time slice collecting the event profile + * on each of the SPUs. Note, can collect profile on one SPU + * per node at a time. + */ + start_spu_event_swap(); + start_spu_profiling_events(); + oprofile_running = 1; + smp_wmb(); + + return rtn; +} + static int cell_global_start_ppu(struct op_counter_config *ctr) { u32 cpu, i; @@ -994,8 +1421,7 @@ static int cell_global_start_ppu(struct op_counter_config *ctr) if (ctr_enabled & (1 << i)) { cbe_write_ctr(cpu, i, reset_value[i]); enable_ctr(cpu, i, pm_regs.pm07_cntrl); - interrupt_mask |= - CBE_PM_CTR_OVERFLOW_INTR(i); + interrupt_mask |= CBE_PM_CTR_OVERFLOW_INTR(i); } else { /* Disable counter */ cbe_write_pm07_control(cpu, i, 0); @@ -1024,99 +1450,162 @@ static int cell_global_start_ppu(struct op_counter_config *ctr) static int cell_global_start(struct op_counter_config *ctr) { - if (spu_cycle_reset) - return cell_global_start_spu(ctr); + if (profiling_mode == SPU_PROFILING_CYCLES) + return cell_global_start_spu_cycles(ctr); + else if (profiling_mode == SPU_PROFILING_EVENTS) + return cell_global_start_spu_events(ctr); else return cell_global_start_ppu(ctr); } -/* - * Note the generic OProfile stop calls do not support returning - * an error on stop. Hence, will not return an error if the FW - * calls fail on stop. Failure to reset the debug bus is not an issue. - * Failure to disable the SPU profiling is not an issue. The FW calls - * to enable the performance counters and debug bus will work even if - * the hardware was not cleanly reset. + +/* The SPU interrupt handler + * + * SPU event profiling works as follows: + * The pm_signal[0] holds the one SPU event to be measured. It is routed on + * the debug bus using word 0 or 1. The value of pm_signal[1] and + * pm_signal[2] contain the necessary events to route the SPU program + * counter for the selected SPU onto the debug bus using words 2 and 3. + * The pm_interval register is setup to write the SPU PC value into the + * trace buffer at the maximum rate possible. The trace buffer is configured + * to store the PCs, wrapping when it is full. The performance counter is + * intialized to the max hardware count minus the number of events, N, between + * samples. Once the N events have occured, a HW counter overflow occurs + * causing the generation of a HW counter interrupt which also stops the + * writing of the SPU PC values to the trace buffer. Hence the last PC + * written to the trace buffer is the SPU PC that we want. Unfortunately, + * we have to read from the beginning of the trace buffer to get to the + * last value written. We just hope the PPU has nothing better to do then + * service this interrupt. The PC for the specific SPU being profiled is + * extracted from the trace buffer processed and stored. The trace buffer + * is cleared, interrupts are cleared, the counter is reset to max - N. + * A kernel timer is used to periodically call the routine spu_evnt_swap() + * to switch to the next physical SPU in the node to profile in round robbin + * order. This way data is collected for all SPUs on the node. It does mean + * that we need to use a relatively small value of N to ensure enough samples + * on each SPU are collected each SPU is being profiled 1/8 of the time. + * It may also be necessary to use a longer sample collection period. */ -static void cell_global_stop_spu(void) +static void cell_handle_interrupt_spu(struct pt_regs *regs, + struct op_counter_config *ctr) { - int subfunc, rtn_value; - unsigned int lfsr_value; - int cpu; + u32 cpu, cpu_tmp; + u64 trace_entry; + u32 interrupt_mask; + u64 trace_buffer[2]; + u64 last_trace_buffer; + u32 sample; + u32 trace_addr; + unsigned long sample_array_lock_flags; + int spu_num; + unsigned long flags; - oprofile_running = 0; + /* Make sure spu event interrupt handler and spu event swap + * don't access the counters simultaneously. + */ + cpu = smp_processor_id(); + spin_lock_irqsave(&cntr_lock, flags); -#ifdef CONFIG_CPU_FREQ - cpufreq_unregister_notifier(&cpu_freq_notifier_block, - CPUFREQ_TRANSITION_NOTIFIER); -#endif + cpu_tmp = cpu; + cbe_disable_pm(cpu); - for_each_online_cpu(cpu) { - if (cbe_get_hw_thread_id(cpu)) - continue; + interrupt_mask = cbe_get_and_clear_pm_interrupts(cpu); - subfunc = 3; /* - * 2 - activate SPU tracing, - * 3 - deactivate - */ - lfsr_value = 0x8f100000; + sample = 0xABCDEF; + trace_entry = 0xfedcba; + last_trace_buffer = 0xdeadbeaf; - rtn_value = rtas_call(spu_rtas_token, 3, 1, NULL, - subfunc, cbe_cpu_to_node(cpu), - lfsr_value); + if ((oprofile_running == 1) && (interrupt_mask != 0)) { + /* disable writes to trace buff */ + cbe_write_pm(cpu, pm_interval, 0); - if (unlikely(rtn_value != 0)) { - printk(KERN_ERR - "%s: rtas call ibm,cbe-spu-perftools failed, return = %d\n", - __func__, rtn_value); + /* only have one perf cntr being used, cntr 0 */ + if ((interrupt_mask & CBE_PM_CTR_OVERFLOW_INTR(0)) + && ctr[0].enabled) + /* The SPU PC values will be read + * from the trace buffer, reset counter + */ + + cbe_write_ctr(cpu, 0, reset_value[0]); + + trace_addr = cbe_read_pm(cpu, trace_address); + + while (!(trace_addr & CBE_PM_TRACE_BUF_EMPTY)) { + /* There is data in the trace buffer to process + * Read the buffer until you get to the last + * entry. This is the value we want. + */ + + cbe_read_trace_buffer(cpu, trace_buffer); + trace_addr = cbe_read_pm(cpu, trace_address); } - /* Deactivate the signals */ - pm_rtas_reset_signals(cbe_cpu_to_node(cpu)); - } + /* SPU Address 16 bit count format for 128 bit + * HW trace buffer is used for the SPU PC storage + * HDR bits 0:15 + * SPU Addr 0 bits 16:31 + * SPU Addr 1 bits 32:47 + * unused bits 48:127 + * + * HDR: bit4 = 1 SPU Address 0 valid + * HDR: bit5 = 1 SPU Address 1 valid + * - unfortunately, the valid bits don't seem to work + * + * Note trace_buffer[0] holds bits 0:63 of the HW + * trace buffer, trace_buffer[1] holds bits 64:127 + */ - stop_spu_profiling(); -} + trace_entry = trace_buffer[0] + & 0x00000000FFFF0000; -static void cell_global_stop_ppu(void) -{ - int cpu; + /* only top 16 of the 18 bit SPU PC address + * is stored in trace buffer, hence shift right + * by 16 -2 bits */ + sample = trace_entry >> 14; + last_trace_buffer = trace_buffer[0]; - /* - * This routine will be called once for the system. - * There is one performance monitor per node, so we - * only need to perform this function once per node. - */ - del_timer_sync(&timer_virt_cntr); - oprofile_running = 0; - smp_wmb(); + spu_num = spu_evnt_phys_spu_indx + + (cbe_cpu_to_node(cpu) * NUM_SPUS_PER_NODE); - for_each_online_cpu(cpu) { - if (cbe_get_hw_thread_id(cpu)) - continue; + /* make sure only one process at a time is calling + * spu_sync_buffer() + */ + spin_lock_irqsave(&oprof_spu_smpl_arry_lck, + sample_array_lock_flags); + spu_sync_buffer(spu_num, &sample, 1); + spin_unlock_irqrestore(&oprof_spu_smpl_arry_lck, + sample_array_lock_flags); - cbe_sync_irq(cbe_cpu_to_node(cpu)); - /* Stop the counters */ - cbe_disable_pm(cpu); + smp_wmb(); /* insure spu event buffer updates are written + * don't want events intermingled... */ - /* Deactivate the signals */ - pm_rtas_reset_signals(cbe_cpu_to_node(cpu)); + /* The counters were frozen by the interrupt. + * Reenable the interrupt and restart the counters. + */ + cbe_write_pm(cpu, pm_interval, NUM_INTERVAL_CYC); + cbe_enable_pm_interrupts(cpu, hdw_thread, + virt_cntr_inter_mask); - /* Deactivate interrupts */ - cbe_disable_pm_interrupts(cpu); - } -} + /* clear the trace buffer, re-enable writes to trace buff */ + cbe_write_pm(cpu, trace_address, 0); + cbe_write_pm(cpu, pm_interval, NUM_INTERVAL_CYC); -static void cell_global_stop(void) -{ - if (spu_cycle_reset) - cell_global_stop_spu(); - else - cell_global_stop_ppu(); + /* The writes to the various performance counters only writes + * to a latch. The new values (interrupt setting bits, reset + * counter value etc.) are not copied to the actual registers + * until the performance monitor is enabled. In order to get + * this to work as desired, the permormance monitor needs to + * be disabled while writing to the latches. This is a + * HW design issue. + */ + write_pm_cntrl(cpu); + cbe_enable_pm(cpu); + } + spin_unlock_irqrestore(&cntr_lock, flags); } -static void cell_handle_interrupt(struct pt_regs *regs, - struct op_counter_config *ctr) +static void cell_handle_interrupt_ppu(struct pt_regs *regs, + struct op_counter_config *ctr) { u32 cpu; u64 pc; @@ -1132,7 +1621,7 @@ static void cell_handle_interrupt(struct pt_regs *regs, * routine are not running at the same time. See the * cell_virtual_cntr() routine for additional comments. */ - spin_lock_irqsave(&virt_cntr_lock, flags); + spin_lock_irqsave(&cntr_lock, flags); /* * Need to disable and reenable the performance counters @@ -1185,7 +1674,16 @@ static void cell_handle_interrupt(struct pt_regs *regs, */ cbe_enable_pm(cpu); } - spin_unlock_irqrestore(&virt_cntr_lock, flags); + spin_unlock_irqrestore(&cntr_lock, flags); +} + +static void cell_handle_interrupt(struct pt_regs *regs, + struct op_counter_config *ctr) +{ + if (profiling_mode == PPU_PROFILING) + cell_handle_interrupt_ppu(regs, ctr); + else + cell_handle_interrupt_spu(regs, ctr); } /* @@ -1195,7 +1693,8 @@ static void cell_handle_interrupt(struct pt_regs *regs, */ static int cell_sync_start(void) { - if (spu_cycle_reset) + if ((profiling_mode == SPU_PROFILING_CYCLES) || + (profiling_mode == SPU_PROFILING_EVENTS)) return spu_sync_start(); else return DO_GENERIC_SYNC; @@ -1203,7 +1702,8 @@ static int cell_sync_start(void) static int cell_sync_stop(void) { - if (spu_cycle_reset) + if ((profiling_mode == SPU_PROFILING_CYCLES) || + (profiling_mode == SPU_PROFILING_EVENTS)) return spu_sync_stop(); else return 1; diff --git a/arch/powerpc/platforms/52xx/mpc52xx_common.c b/arch/powerpc/platforms/52xx/mpc52xx_common.c index ae7c34f..98367a0 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_common.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_common.c @@ -42,7 +42,7 @@ static struct of_device_id mpc52xx_bus_ids[] __initdata = { * from interrupt context while node mapping (which calls ioremap()) * cannot be used at such point. */ -static spinlock_t mpc52xx_lock = SPIN_LOCK_UNLOCKED; +static DEFINE_SPINLOCK(mpc52xx_lock); static struct mpc52xx_gpt __iomem *mpc52xx_wdt; static struct mpc52xx_cdm __iomem *mpc52xx_cdm; diff --git a/arch/powerpc/platforms/83xx/mpc831x_rdb.c b/arch/powerpc/platforms/83xx/mpc831x_rdb.c index a428f8d..5177bdd 100644 --- a/arch/powerpc/platforms/83xx/mpc831x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc831x_rdb.c @@ -42,7 +42,7 @@ static void __init mpc831x_rdb_setup_arch(void) mpc831x_usb_cfg(); } -void __init mpc831x_rdb_init_IRQ(void) +static void __init mpc831x_rdb_init_IRQ(void) { struct device_node *np; diff --git a/arch/powerpc/platforms/83xx/mpc832x_mds.c b/arch/powerpc/platforms/83xx/mpc832x_mds.c index ec43477..ec0b401b 100644 --- a/arch/powerpc/platforms/83xx/mpc832x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc832x_mds.c @@ -49,8 +49,6 @@ #define DBG(fmt...) #endif -static u8 *bcsr_regs = NULL; - /* ************************************************************************ * * Setup the architecture @@ -59,13 +57,14 @@ static u8 *bcsr_regs = NULL; static void __init mpc832x_sys_setup_arch(void) { struct device_node *np; + u8 __iomem *bcsr_regs = NULL; if (ppc_md.progress) ppc_md.progress("mpc832x_sys_setup_arch()", 0); /* Map BCSR area */ np = of_find_node_by_name(NULL, "bcsr"); - if (np != 0) { + if (np) { struct resource res; of_address_to_resource(np, 0, &res); @@ -93,9 +92,9 @@ static void __init mpc832x_sys_setup_arch(void) != NULL){ /* Reset the Ethernet PHYs */ #define BCSR8_FETH_RST 0x50 - bcsr_regs[8] &= ~BCSR8_FETH_RST; + clrbits8(&bcsr_regs[8], BCSR8_FETH_RST); udelay(1000); - bcsr_regs[8] |= BCSR8_FETH_RST; + setbits8(&bcsr_regs[8], BCSR8_FETH_RST); iounmap(bcsr_regs); of_node_put(np); } diff --git a/arch/powerpc/platforms/83xx/mpc832x_rdb.c b/arch/powerpc/platforms/83xx/mpc832x_rdb.c index 0300268..2a1295f 100644 --- a/arch/powerpc/platforms/83xx/mpc832x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc832x_rdb.c @@ -38,6 +38,7 @@ #define DBG(fmt...) #endif +#ifdef CONFIG_QUICC_ENGINE static void mpc83xx_spi_activate_cs(u8 cs, u8 polarity) { pr_debug("%s %d %d\n", __func__, cs, polarity); @@ -77,8 +78,8 @@ static int __init mpc832x_spi_init(void) mpc83xx_spi_activate_cs, mpc83xx_spi_deactivate_cs); } - machine_device_initcall(mpc832x_rdb, mpc832x_spi_init); +#endif /* CONFIG_QUICC_ENGINE */ /* ************************************************************************ * @@ -130,7 +131,7 @@ static int __init mpc832x_declare_of_platform_devices(void) } machine_device_initcall(mpc832x_rdb, mpc832x_declare_of_platform_devices); -void __init mpc832x_rdb_init_IRQ(void) +static void __init mpc832x_rdb_init_IRQ(void) { struct device_node *np; diff --git a/arch/powerpc/platforms/83xx/mpc836x_mds.c b/arch/powerpc/platforms/83xx/mpc836x_mds.c index 9d46e5b..09e9d6f 100644 --- a/arch/powerpc/platforms/83xx/mpc836x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc836x_mds.c @@ -18,6 +18,7 @@ #include <linux/stddef.h> #include <linux/kernel.h> +#include <linux/compiler.h> #include <linux/init.h> #include <linux/errno.h> #include <linux/reboot.h> @@ -43,6 +44,7 @@ #include <asm/udbg.h> #include <sysdev/fsl_soc.h> #include <sysdev/fsl_pci.h> +#include <sysdev/simple_gpio.h> #include <asm/qe.h> #include <asm/qe_ic.h> @@ -55,8 +57,6 @@ #define DBG(fmt...) #endif -static u8 *bcsr_regs = NULL; - /* ************************************************************************ * * Setup the architecture @@ -65,13 +65,14 @@ static u8 *bcsr_regs = NULL; static void __init mpc836x_mds_setup_arch(void) { struct device_node *np; + u8 __iomem *bcsr_regs = NULL; if (ppc_md.progress) ppc_md.progress("mpc836x_mds_setup_arch()", 0); /* Map BCSR area */ np = of_find_node_by_name(NULL, "bcsr"); - if (np != 0) { + if (np) { struct resource res; of_address_to_resource(np, 0, &res); @@ -93,6 +94,16 @@ static void __init mpc836x_mds_setup_arch(void) for (np = NULL; (np = of_find_node_by_name(np, "ucc")) != NULL;) par_io_of_config(np); +#ifdef CONFIG_QE_USB + /* Must fixup Par IO before QE GPIO chips are registered. */ + par_io_config_pin(1, 2, 1, 0, 3, 0); /* USBOE */ + par_io_config_pin(1, 3, 1, 0, 3, 0); /* USBTP */ + par_io_config_pin(1, 8, 1, 0, 1, 0); /* USBTN */ + par_io_config_pin(1, 10, 2, 0, 3, 0); /* USBRXD */ + par_io_config_pin(1, 9, 2, 1, 3, 0); /* USBRP */ + par_io_config_pin(1, 11, 2, 1, 3, 0); /* USBRN */ + par_io_config_pin(2, 20, 2, 0, 1, 0); /* CLK21 */ +#endif /* CONFIG_QE_USB */ } if ((np = of_find_compatible_node(NULL, "network", "ucc_geth")) @@ -151,6 +162,70 @@ static int __init mpc836x_declare_of_platform_devices(void) } machine_device_initcall(mpc836x_mds, mpc836x_declare_of_platform_devices); +#ifdef CONFIG_QE_USB +static int __init mpc836x_usb_cfg(void) +{ + u8 __iomem *bcsr; + struct device_node *np; + const char *mode; + int ret = 0; + + np = of_find_compatible_node(NULL, NULL, "fsl,mpc8360mds-bcsr"); + if (!np) + return -ENODEV; + + bcsr = of_iomap(np, 0); + of_node_put(np); + if (!bcsr) + return -ENOMEM; + + np = of_find_compatible_node(NULL, NULL, "fsl,mpc8323-qe-usb"); + if (!np) { + ret = -ENODEV; + goto err; + } + +#define BCSR8_TSEC1M_MASK (0x3 << 6) +#define BCSR8_TSEC1M_RGMII (0x0 << 6) +#define BCSR8_TSEC2M_MASK (0x3 << 4) +#define BCSR8_TSEC2M_RGMII (0x0 << 4) + /* + * Default is GMII (2), but we should set it to RGMII (0) if we use + * USB (Eth PHY is in RGMII mode anyway). + */ + clrsetbits_8(&bcsr[8], BCSR8_TSEC1M_MASK | BCSR8_TSEC2M_MASK, + BCSR8_TSEC1M_RGMII | BCSR8_TSEC2M_RGMII); + +#define BCSR13_USBMASK 0x0f +#define BCSR13_nUSBEN 0x08 /* 1 - Disable, 0 - Enable */ +#define BCSR13_USBSPEED 0x04 /* 1 - Full, 0 - Low */ +#define BCSR13_USBMODE 0x02 /* 1 - Host, 0 - Function */ +#define BCSR13_nUSBVCC 0x01 /* 1 - gets VBUS, 0 - supplies VBUS */ + + clrsetbits_8(&bcsr[13], BCSR13_USBMASK, BCSR13_USBSPEED); + + mode = of_get_property(np, "mode", NULL); + if (mode && !strcmp(mode, "peripheral")) { + setbits8(&bcsr[13], BCSR13_nUSBVCC); + qe_usb_clock_set(QE_CLK21, 48000000); + } else { + setbits8(&bcsr[13], BCSR13_USBMODE); + /* + * The BCSR GPIOs are used to control power and + * speed of the USB transceiver. This is needed for + * the USB Host only. + */ + simple_gpiochip_init("fsl,mpc8360mds-bcsr-gpio"); + } + + of_node_put(np); +err: + iounmap(bcsr); + return ret; +} +machine_arch_initcall(mpc836x_mds, mpc836x_usb_cfg); +#endif /* CONFIG_QE_USB */ + static void __init mpc836x_mds_init_IRQ(void) { struct device_node *np; diff --git a/arch/powerpc/platforms/83xx/mpc836x_rdk.c b/arch/powerpc/platforms/83xx/mpc836x_rdk.c index a5273bb..b0090aa 100644 --- a/arch/powerpc/platforms/83xx/mpc836x_rdk.c +++ b/arch/powerpc/platforms/83xx/mpc836x_rdk.c @@ -51,8 +51,9 @@ static void __init mpc836x_rdk_setup_arch(void) for_each_compatible_node(np, "pci", "fsl,mpc8349-pci") mpc83xx_add_bridge(np); #endif - +#ifdef CONFIG_QUICC_ENGINE qe_reset(); +#endif } static void __init mpc836x_rdk_init_IRQ(void) @@ -71,13 +72,14 @@ static void __init mpc836x_rdk_init_IRQ(void) */ ipic_set_default_priority(); of_node_put(np); - +#ifdef CONFIG_QUICC_ENGINE np = of_find_compatible_node(NULL, NULL, "fsl,qe-ic"); if (!np) return; qe_ic_init(np, 0, qe_ic_cascade_low_ipic, qe_ic_cascade_high_ipic); of_node_put(np); +#endif } /* diff --git a/arch/powerpc/platforms/83xx/mpc837x_mds.c b/arch/powerpc/platforms/83xx/mpc837x_mds.c index 8bb13c8..530ef99 100644 --- a/arch/powerpc/platforms/83xx/mpc837x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc837x_mds.c @@ -26,7 +26,6 @@ #define BCSR12_USB_SER_MASK 0x8a #define BCSR12_USB_SER_PIN 0x80 #define BCSR12_USB_SER_DEVICE 0x02 -extern int mpc837x_usb_cfg(void); static int mpc837xmds_usb_cfg(void) { diff --git a/arch/powerpc/platforms/83xx/mpc837x_rdb.c b/arch/powerpc/platforms/83xx/mpc837x_rdb.c index da030af..1d09654 100644 --- a/arch/powerpc/platforms/83xx/mpc837x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc837x_rdb.c @@ -21,8 +21,6 @@ #include "mpc83xx.h" -extern int mpc837x_usb_cfg(void); - /* ************************************************************************ * * Setup the architecture diff --git a/arch/powerpc/platforms/83xx/mpc83xx.h b/arch/powerpc/platforms/83xx/mpc83xx.h index 2a7cbab..83cfe51 100644 --- a/arch/powerpc/platforms/83xx/mpc83xx.h +++ b/arch/powerpc/platforms/83xx/mpc83xx.h @@ -61,6 +61,7 @@ extern void mpc83xx_restart(char *cmd); extern long mpc83xx_time_init(void); +extern int mpc837x_usb_cfg(void); extern int mpc834x_usb_cfg(void); extern int mpc831x_usb_cfg(void); diff --git a/arch/powerpc/platforms/85xx/mpc85xx_ds.c b/arch/powerpc/platforms/85xx/mpc85xx_ds.c index a8301c8..7326d90 100644 --- a/arch/powerpc/platforms/85xx/mpc85xx_ds.c +++ b/arch/powerpc/platforms/85xx/mpc85xx_ds.c @@ -148,6 +148,9 @@ static int mpc85xx_exclude_device(struct pci_controller *hose, /* * Setup the architecture */ +#ifdef CONFIG_SMP +extern void __init mpc85xx_smp_init(void); +#endif static void __init mpc85xx_ds_setup_arch(void) { #ifdef CONFIG_PCI @@ -173,6 +176,10 @@ static void __init mpc85xx_ds_setup_arch(void) ppc_md.pci_exclude_device = mpc85xx_exclude_device; #endif +#ifdef CONFIG_SMP + mpc85xx_smp_init(); +#endif + printk("MPC85xx DS board from Freescale Semiconductor\n"); } diff --git a/arch/powerpc/platforms/85xx/smp.c b/arch/powerpc/platforms/85xx/smp.c index d652c71..79a0df1 100644 --- a/arch/powerpc/platforms/85xx/smp.c +++ b/arch/powerpc/platforms/85xx/smp.c @@ -58,6 +58,7 @@ smp_85xx_kick_cpu(int nr) if (cpu_rel_addr == NULL) { printk(KERN_ERR "No cpu-release-addr for cpu %d\n", nr); + local_irq_restore(flags); return; } diff --git a/arch/powerpc/platforms/Kconfig b/arch/powerpc/platforms/Kconfig index 47e956c..47fe2be 100644 --- a/arch/powerpc/platforms/Kconfig +++ b/arch/powerpc/platforms/Kconfig @@ -312,4 +312,15 @@ config MPC8xxx_GPIO Say Y here if you're going to use hardware that connects to the MPC831x/834x/837x/8572/8610 GPIOs. +config SIMPLE_GPIO + bool "Support for simple, memory-mapped GPIO controllers" + depends on PPC + select GENERIC_GPIO + select ARCH_REQUIRE_GPIOLIB + help + Say Y here to support simple, memory-mapped GPIO controllers. + These are usually BCSRs used to control board's switches, LEDs, + chip-selects, Ethernet/USB PHY's power and various other small + on-board peripherals. + endmenu diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype index 3d0c776..e868b5c 100644 --- a/arch/powerpc/platforms/Kconfig.cputype +++ b/arch/powerpc/platforms/Kconfig.cputype @@ -231,7 +231,7 @@ config VIRT_CPU_ACCOUNTING If in doubt, say Y here. config SMP - depends on PPC_STD_MMU + depends on PPC_STD_MMU || FSL_BOOKE bool "Symmetric multi-processing support" ---help--- This enables support for systems with more than one CPU. If you have diff --git a/arch/powerpc/platforms/cell/beat_htab.c b/arch/powerpc/platforms/cell/beat_htab.c index 2e67bd8..35b1ec4 100644 --- a/arch/powerpc/platforms/cell/beat_htab.c +++ b/arch/powerpc/platforms/cell/beat_htab.c @@ -44,8 +44,8 @@ static DEFINE_SPINLOCK(beat_htab_lock); static inline unsigned int beat_read_mask(unsigned hpte_group) { - unsigned long hpte_v[5]; unsigned long rmask = 0; + u64 hpte_v[5]; beat_read_htab_entries(0, hpte_group + 0, hpte_v); if (!(hpte_v[0] & HPTE_V_BOLTED)) @@ -93,8 +93,7 @@ static long beat_lpar_hpte_insert(unsigned long hpte_group, int psize, int ssize) { unsigned long lpar_rc; - unsigned long slot; - unsigned long hpte_v, hpte_r; + u64 hpte_v, hpte_r, slot; /* same as iseries */ if (vflags & HPTE_V_SECONDARY) @@ -153,8 +152,9 @@ static long beat_lpar_hpte_remove(unsigned long hpte_group) static unsigned long beat_lpar_hpte_getword0(unsigned long slot) { - unsigned long dword0, dword[5]; + unsigned long dword0; unsigned long lpar_rc; + u64 dword[5]; lpar_rc = beat_read_htab_entries(0, slot & ~3UL, dword); @@ -170,7 +170,7 @@ static void beat_lpar_hptab_clear(void) unsigned long size_bytes = 1UL << ppc64_pft_size; unsigned long hpte_count = size_bytes >> 4; int i; - unsigned long dummy0, dummy1; + u64 dummy0, dummy1; /* TODO: Use bulk call */ for (i = 0; i < hpte_count; i++) @@ -189,7 +189,8 @@ static long beat_lpar_hpte_updatepp(unsigned long slot, int psize, int ssize, int local) { unsigned long lpar_rc; - unsigned long dummy0, dummy1, want_v; + u64 dummy0, dummy1; + unsigned long want_v; want_v = hpte_encode_v(va, psize, MMU_SEGSIZE_256M); @@ -255,7 +256,8 @@ static void beat_lpar_hpte_updateboltedpp(unsigned long newpp, unsigned long ea, int psize, int ssize) { - unsigned long lpar_rc, slot, vsid, va, dummy0, dummy1; + unsigned long lpar_rc, slot, vsid, va; + u64 dummy0, dummy1; vsid = get_kernel_vsid(ea, MMU_SEGSIZE_256M); va = (vsid << 28) | (ea & 0x0fffffff); @@ -276,7 +278,7 @@ static void beat_lpar_hpte_invalidate(unsigned long slot, unsigned long va, { unsigned long want_v; unsigned long lpar_rc; - unsigned long dummy1, dummy2; + u64 dummy1, dummy2; unsigned long flags; DBG_LOW(" inval : slot=%lx, va=%016lx, psize: %d, local: %d\n", @@ -315,8 +317,7 @@ static long beat_lpar_hpte_insert_v3(unsigned long hpte_group, int psize, int ssize) { unsigned long lpar_rc; - unsigned long slot; - unsigned long hpte_v, hpte_r; + u64 hpte_v, hpte_r, slot; /* same as iseries */ if (vflags & HPTE_V_SECONDARY) diff --git a/arch/powerpc/platforms/cell/beat_udbg.c b/arch/powerpc/platforms/cell/beat_udbg.c index 6b418f6..350735b 100644 --- a/arch/powerpc/platforms/cell/beat_udbg.c +++ b/arch/powerpc/platforms/cell/beat_udbg.c @@ -40,8 +40,8 @@ static void udbg_putc_beat(char c) } /* Buffered chars getc */ -static long inbuflen; -static long inbuf[2]; /* must be 2 longs */ +static u64 inbuflen; +static u64 inbuf[2]; /* must be 2 u64s */ static int udbg_getc_poll_beat(void) { diff --git a/arch/powerpc/platforms/cell/cbe_cpufreq_pervasive.c b/arch/powerpc/platforms/cell/cbe_cpufreq_pervasive.c index 70fa7ae..20472e4 100644 --- a/arch/powerpc/platforms/cell/cbe_cpufreq_pervasive.c +++ b/arch/powerpc/platforms/cell/cbe_cpufreq_pervasive.c @@ -54,7 +54,7 @@ int cbe_cpufreq_set_pmode(int cpu, unsigned int pmode) { struct cbe_pmd_regs __iomem *pmd_regs; struct cbe_mic_tm_regs __iomem *mic_tm_regs; - u64 flags; + unsigned long flags; u64 value; #ifdef DEBUG long time; diff --git a/arch/powerpc/platforms/cell/interrupt.c b/arch/powerpc/platforms/cell/interrupt.c index 2d5bb22..28c04da 100644 --- a/arch/powerpc/platforms/cell/interrupt.c +++ b/arch/powerpc/platforms/cell/interrupt.c @@ -148,7 +148,7 @@ static unsigned int iic_get_irq(void) iic = &__get_cpu_var(iic); *(unsigned long *) &pending = - in_be64((unsigned long __iomem *) &iic->regs->pending_destr); + in_be64((u64 __iomem *) &iic->regs->pending_destr); if (!(pending.flags & CBE_IIC_IRQ_VALID)) return NO_IRQ; virq = irq_linear_revmap(iic_host, iic_pending_to_hwnum(pending)); diff --git a/arch/powerpc/platforms/cell/io-workarounds.c b/arch/powerpc/platforms/cell/io-workarounds.c index b5f84e8..059cad6 100644 --- a/arch/powerpc/platforms/cell/io-workarounds.c +++ b/arch/powerpc/platforms/cell/io-workarounds.c @@ -130,14 +130,14 @@ static const struct ppc_pci_io __devinitconst iowa_pci_io = { }; -static void __iomem *iowa_ioremap(unsigned long addr, unsigned long size, +static void __iomem *iowa_ioremap(phys_addr_t addr, unsigned long size, unsigned long flags) { struct iowa_bus *bus; void __iomem *res = __ioremap(addr, size, flags); int busno; - bus = iowa_pci_find(0, addr); + bus = iowa_pci_find(0, (unsigned long)addr); if (bus != NULL) { busno = bus - iowa_busses; PCI_SET_ADDR_TOKEN(res, busno + 1); diff --git a/arch/powerpc/platforms/cell/iommu.c b/arch/powerpc/platforms/cell/iommu.c index 86db4dd..88d94b5 100644 --- a/arch/powerpc/platforms/cell/iommu.c +++ b/arch/powerpc/platforms/cell/iommu.c @@ -150,8 +150,8 @@ static int cbe_nr_iommus; static void invalidate_tce_cache(struct cbe_iommu *iommu, unsigned long *pte, long n_ptes) { - unsigned long __iomem *reg; - unsigned long val; + u64 __iomem *reg; + u64 val; long n; reg = iommu->xlate_regs + IOC_IOPT_CacheInvd; diff --git a/arch/powerpc/platforms/cell/spufs/spufs.h b/arch/powerpc/platforms/cell/spufs/spufs.h index 15c62d3..3bf908e 100644 --- a/arch/powerpc/platforms/cell/spufs/spufs.h +++ b/arch/powerpc/platforms/cell/spufs/spufs.h @@ -314,7 +314,7 @@ extern char *isolated_loader; * we need to call spu_release(ctx) before sleeping, and * then spu_acquire(ctx) when awoken. * - * Returns with state_mutex re-acquired when successfull or + * Returns with state_mutex re-acquired when successful or * with -ERESTARTSYS and the state_mutex dropped when interrupted. */ diff --git a/arch/powerpc/platforms/iseries/Kconfig b/arch/powerpc/platforms/iseries/Kconfig index ed3753d..7ddd0a2 100644 --- a/arch/powerpc/platforms/iseries/Kconfig +++ b/arch/powerpc/platforms/iseries/Kconfig @@ -10,18 +10,21 @@ menu "iSeries device drivers" config VIODASD tristate "iSeries Virtual I/O disk support" depends on BLOCK + select VIOPATH help If you are running on an iSeries system and you want to use virtual disks created and managed by OS/400, say Y. config VIOCD tristate "iSeries Virtual I/O CD support" + select VIOPATH help If you are running Linux on an IBM iSeries system and you want to read a CD drive owned by OS/400, say Y here. config VIOTAPE tristate "iSeries Virtual Tape Support" + select VIOPATH help If you are running Linux on an iSeries system and you want Linux to read and/or write a tape drive owned by OS/400, say Y here. @@ -30,5 +33,3 @@ endmenu config VIOPATH bool - depends on VIODASD || VIOCD || VIOTAPE || ISERIES_VETH - default y diff --git a/arch/powerpc/platforms/iseries/setup.c b/arch/powerpc/platforms/iseries/setup.c index 70b688c..24519b9 100644 --- a/arch/powerpc/platforms/iseries/setup.c +++ b/arch/powerpc/platforms/iseries/setup.c @@ -23,6 +23,7 @@ #include <linux/string.h> #include <linux/seq_file.h> #include <linux/kdev_t.h> +#include <linux/kexec.h> #include <linux/major.h> #include <linux/root_dev.h> #include <linux/kernel.h> @@ -638,6 +639,13 @@ static int __init iseries_probe(void) return 1; } +#ifdef CONFIG_KEXEC +static int iseries_kexec_prepare(struct kimage *image) +{ + return -ENOSYS; +} +#endif + define_machine(iseries) { .name = "iSeries", .setup_arch = iSeries_setup_arch, @@ -658,6 +666,9 @@ define_machine(iseries) { .probe = iseries_probe, .ioremap = iseries_ioremap, .iounmap = iseries_iounmap, +#ifdef CONFIG_KEXEC + .machine_kexec_prepare = iseries_kexec_prepare, +#endif /* XXX Implement enable_pmcs for iSeries */ }; diff --git a/arch/powerpc/platforms/pasemi/cpufreq.c b/arch/powerpc/platforms/pasemi/cpufreq.c index 58556b0..86db47c 100644 --- a/arch/powerpc/platforms/pasemi/cpufreq.c +++ b/arch/powerpc/platforms/pasemi/cpufreq.c @@ -112,7 +112,7 @@ static int get_gizmo_latency(void) static void set_astate(int cpu, unsigned int astate) { - u64 flags; + unsigned long flags; /* Return if called before init has run */ if (unlikely(!sdcasr_mapbase)) diff --git a/arch/powerpc/platforms/pasemi/dma_lib.c b/arch/powerpc/platforms/pasemi/dma_lib.c index 217af32..a6152d9 100644 --- a/arch/powerpc/platforms/pasemi/dma_lib.c +++ b/arch/powerpc/platforms/pasemi/dma_lib.c @@ -509,7 +509,7 @@ fallback: */ int pasemi_dma_init(void) { - static spinlock_t init_lock = SPIN_LOCK_UNLOCKED; + static DEFINE_SPINLOCK(init_lock); struct pci_dev *iob_pdev; struct pci_dev *pdev; struct resource res; diff --git a/arch/powerpc/platforms/powermac/pci.c b/arch/powerpc/platforms/powermac/pci.c index 54b7b76..04cdd32 100644 --- a/arch/powerpc/platforms/powermac/pci.c +++ b/arch/powerpc/platforms/powermac/pci.c @@ -661,6 +661,7 @@ static void __init init_second_ohare(void) pci_find_hose_for_OF_device(np); if (!hose) { printk(KERN_ERR "Can't find PCI hose for OHare2 !\n"); + of_node_put(np); return; } early_read_config_word(hose, bus, devfn, PCI_COMMAND, &cmd); @@ -669,6 +670,7 @@ static void __init init_second_ohare(void) early_write_config_word(hose, bus, devfn, PCI_COMMAND, cmd); } has_second_ohare = 1; + of_node_put(np); } /* diff --git a/arch/powerpc/platforms/powermac/time.c b/arch/powerpc/platforms/powermac/time.c index 59eb840..1810e42 100644 --- a/arch/powerpc/platforms/powermac/time.c +++ b/arch/powerpc/platforms/powermac/time.c @@ -265,12 +265,15 @@ int __init via_calibrate_decr(void) struct resource rsrc; vias = of_find_node_by_name(NULL, "via-cuda"); - if (vias == 0) + if (vias == NULL) vias = of_find_node_by_name(NULL, "via-pmu"); - if (vias == 0) + if (vias == NULL) vias = of_find_node_by_name(NULL, "via"); - if (vias == 0 || of_address_to_resource(vias, 0, &rsrc)) + if (vias == NULL || of_address_to_resource(vias, 0, &rsrc)) { + of_node_put(vias); return 0; + } + of_node_put(vias); via = ioremap(rsrc.start, rsrc.end - rsrc.start + 1); if (via == NULL) { printk(KERN_ERR "Failed to map VIA for timer calibration !\n"); @@ -297,7 +300,7 @@ int __init via_calibrate_decr(void) ppc_tb_freq = (dstart - dend) * 100 / 6; iounmap(via); - + return 1; } #endif diff --git a/arch/powerpc/platforms/ps3/device-init.c b/arch/powerpc/platforms/ps3/device-init.c index dbc124e..ca71a12 100644 --- a/arch/powerpc/platforms/ps3/device-init.c +++ b/arch/powerpc/platforms/ps3/device-init.c @@ -518,6 +518,41 @@ fail_device_register: return result; } +static int __init ps3_register_ramdisk_device(void) +{ + int result; + struct layout { + struct ps3_system_bus_device dev; + } *p; + + pr_debug(" -> %s:%d\n", __func__, __LINE__); + + p = kzalloc(sizeof(struct layout), GFP_KERNEL); + + if (!p) + return -ENOMEM; + + p->dev.match_id = PS3_MATCH_ID_GPU; + p->dev.match_sub_id = PS3_MATCH_SUB_ID_GPU_RAMDISK; + p->dev.dev_type = PS3_DEVICE_TYPE_IOC0; + + result = ps3_system_bus_device_register(&p->dev); + + if (result) { + pr_debug("%s:%d ps3_system_bus_device_register failed\n", + __func__, __LINE__); + goto fail_device_register; + } + + pr_debug(" <- %s:%d\n", __func__, __LINE__); + return 0; + +fail_device_register: + kfree(p); + pr_debug(" <- %s:%d failed\n", __func__, __LINE__); + return result; +} + /** * ps3_setup_dynamic_device - Setup a dynamic device from the repository */ @@ -946,6 +981,8 @@ static int __init ps3_register_devices(void) ps3_register_lpm_devices(); + ps3_register_ramdisk_device(); + pr_debug(" <- %s:%d\n", __func__, __LINE__); return 0; } diff --git a/arch/powerpc/sysdev/Makefile b/arch/powerpc/sysdev/Makefile index 5afce11..b33b28a 100644 --- a/arch/powerpc/sysdev/Makefile +++ b/arch/powerpc/sysdev/Makefile @@ -17,6 +17,7 @@ obj-$(CONFIG_FSL_PCI) += fsl_pci.o $(fsl-msi-obj-y) obj-$(CONFIG_FSL_LBC) += fsl_lbc.o obj-$(CONFIG_FSL_GTM) += fsl_gtm.o obj-$(CONFIG_MPC8xxx_GPIO) += mpc8xxx_gpio.o +obj-$(CONFIG_SIMPLE_GPIO) += simple_gpio.o obj-$(CONFIG_RAPIDIO) += fsl_rio.o obj-$(CONFIG_TSI108_BRIDGE) += tsi108_pci.o tsi108_dev.o obj-$(CONFIG_QUICC_ENGINE) += qe_lib/ diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c index d5f9ae0..f611d03 100644 --- a/arch/powerpc/sysdev/fsl_pci.c +++ b/arch/powerpc/sysdev/fsl_pci.c @@ -29,7 +29,8 @@ #if defined(CONFIG_PPC_85xx) || defined(CONFIG_PPC_86xx) /* atmu setup for fsl pci/pcie controller */ -void __init setup_pci_atmu(struct pci_controller *hose, struct resource *rsrc) +static void __init setup_pci_atmu(struct pci_controller *hose, + struct resource *rsrc) { struct ccsr_pci __iomem *pci; int i; @@ -86,7 +87,7 @@ void __init setup_pci_atmu(struct pci_controller *hose, struct resource *rsrc) out_be32(&pci->piw[2].piwar, PIWAR_2G); } -void __init setup_pci_cmd(struct pci_controller *hose) +static void __init setup_pci_cmd(struct pci_controller *hose) { u16 cmd; int cap_x; @@ -130,7 +131,7 @@ static void __init quirk_fsl_pcie_header(struct pci_dev *dev) return ; } -int __init fsl_pcie_check_link(struct pci_controller *hose) +static int __init fsl_pcie_check_link(struct pci_controller *hose) { u32 val; early_read_config_dword(hose, 0, 0, PCIE_LTSSM, &val); diff --git a/arch/powerpc/sysdev/fsl_soc.h b/arch/powerpc/sysdev/fsl_soc.h index 60f7f22..9c744e4 100644 --- a/arch/powerpc/sysdev/fsl_soc.h +++ b/arch/powerpc/sysdev/fsl_soc.h @@ -5,8 +5,13 @@ #include <asm/mmu.h> extern phys_addr_t get_immrbase(void); +#if defined(CONFIG_CPM2) || defined(CONFIG_QUICC_ENGINE) || defined(CONFIG_8xx) extern u32 get_brgfreq(void); extern u32 get_baudrate(void); +#else +static inline u32 get_brgfreq(void) { return -1; } +static inline u32 get_baudrate(void) { return -1; } +#endif extern u32 fsl_get_sys_freq(void); struct spi_board_info; diff --git a/arch/powerpc/sysdev/qe_lib/Kconfig b/arch/powerpc/sysdev/qe_lib/Kconfig index 76ffbc4..41ac3df 100644 --- a/arch/powerpc/sysdev/qe_lib/Kconfig +++ b/arch/powerpc/sysdev/qe_lib/Kconfig @@ -22,5 +22,6 @@ config UCC config QE_USB bool + default y if USB_GADGET_FSL_QE help - QE USB Host Controller support + QE USB Controller support diff --git a/arch/powerpc/sysdev/qe_lib/gpio.c b/arch/powerpc/sysdev/qe_lib/gpio.c index 8e5a0bc..3485288 100644 --- a/arch/powerpc/sysdev/qe_lib/gpio.c +++ b/arch/powerpc/sysdev/qe_lib/gpio.c @@ -14,6 +14,7 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/spinlock.h> +#include <linux/err.h> #include <linux/io.h> #include <linux/of.h> #include <linux/of_gpio.h> @@ -24,8 +25,14 @@ struct qe_gpio_chip { struct of_mm_gpio_chip mm_gc; spinlock_t lock; + unsigned long pin_flags[QE_PIO_PINS]; +#define QE_PIN_REQUESTED 0 + /* shadowed data register to clear/set bits safely */ u32 cpdata; + + /* saved_regs used to restore dedicated functions */ + struct qe_pio_regs saved_regs; }; static inline struct qe_gpio_chip * @@ -40,6 +47,12 @@ static void qe_gpio_save_regs(struct of_mm_gpio_chip *mm_gc) struct qe_pio_regs __iomem *regs = mm_gc->regs; qe_gc->cpdata = in_be32(®s->cpdata); + qe_gc->saved_regs.cpdata = qe_gc->cpdata; + qe_gc->saved_regs.cpdir1 = in_be32(®s->cpdir1); + qe_gc->saved_regs.cpdir2 = in_be32(®s->cpdir2); + qe_gc->saved_regs.cppar1 = in_be32(®s->cppar1); + qe_gc->saved_regs.cppar2 = in_be32(®s->cppar2); + qe_gc->saved_regs.cpodr = in_be32(®s->cpodr); } static int qe_gpio_get(struct gpio_chip *gc, unsigned int gpio) @@ -103,6 +116,188 @@ static int qe_gpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val) return 0; } +struct qe_pin { + /* + * The qe_gpio_chip name is unfortunate, we should change that to + * something like qe_pio_controller. Someday. + */ + struct qe_gpio_chip *controller; + int num; +}; + +/** + * qe_pin_request - Request a QE pin + * @np: device node to get a pin from + * @index: index of a pin in the device tree + * Context: non-atomic + * + * This function return qe_pin so that you could use it with the rest of + * the QE Pin Multiplexing API. + */ +struct qe_pin *qe_pin_request(struct device_node *np, int index) +{ + struct qe_pin *qe_pin; + struct device_node *gc; + struct of_gpio_chip *of_gc = NULL; + struct of_mm_gpio_chip *mm_gc; + struct qe_gpio_chip *qe_gc; + int err; + int size; + const void *gpio_spec; + const u32 *gpio_cells; + unsigned long flags; + + qe_pin = kzalloc(sizeof(*qe_pin), GFP_KERNEL); + if (!qe_pin) { + pr_debug("%s: can't allocate memory\n", __func__); + return ERR_PTR(-ENOMEM); + } + + err = of_parse_phandles_with_args(np, "gpios", "#gpio-cells", index, + &gc, &gpio_spec); + if (err) { + pr_debug("%s: can't parse gpios property\n", __func__); + goto err0; + } + + if (!of_device_is_compatible(gc, "fsl,mpc8323-qe-pario-bank")) { + pr_debug("%s: tried to get a non-qe pin\n", __func__); + err = -EINVAL; + goto err1; + } + + of_gc = gc->data; + if (!of_gc) { + pr_debug("%s: gpio controller %s isn't registered\n", + np->full_name, gc->full_name); + err = -ENODEV; + goto err1; + } + + gpio_cells = of_get_property(gc, "#gpio-cells", &size); + if (!gpio_cells || size != sizeof(*gpio_cells) || + *gpio_cells != of_gc->gpio_cells) { + pr_debug("%s: wrong #gpio-cells for %s\n", + np->full_name, gc->full_name); + err = -EINVAL; + goto err1; + } + + err = of_gc->xlate(of_gc, np, gpio_spec, NULL); + if (err < 0) + goto err1; + + mm_gc = to_of_mm_gpio_chip(&of_gc->gc); + qe_gc = to_qe_gpio_chip(mm_gc); + + spin_lock_irqsave(&qe_gc->lock, flags); + + if (test_and_set_bit(QE_PIN_REQUESTED, &qe_gc->pin_flags[err]) == 0) { + qe_pin->controller = qe_gc; + qe_pin->num = err; + err = 0; + } else { + err = -EBUSY; + } + + spin_unlock_irqrestore(&qe_gc->lock, flags); + + if (!err) + return qe_pin; +err1: + of_node_put(gc); +err0: + kfree(qe_pin); + pr_debug("%s failed with status %d\n", __func__, err); + return ERR_PTR(err); +} +EXPORT_SYMBOL(qe_pin_request); + +/** + * qe_pin_free - Free a pin + * @qe_pin: pointer to the qe_pin structure + * Context: any + * + * This function frees the qe_pin structure and makes a pin available + * for further qe_pin_request() calls. + */ +void qe_pin_free(struct qe_pin *qe_pin) +{ + struct qe_gpio_chip *qe_gc = qe_pin->controller; + unsigned long flags; + const int pin = qe_pin->num; + + spin_lock_irqsave(&qe_gc->lock, flags); + test_and_clear_bit(QE_PIN_REQUESTED, &qe_gc->pin_flags[pin]); + spin_unlock_irqrestore(&qe_gc->lock, flags); + + kfree(qe_pin); +} +EXPORT_SYMBOL(qe_pin_free); + +/** + * qe_pin_set_dedicated - Revert a pin to a dedicated peripheral function mode + * @qe_pin: pointer to the qe_pin structure + * Context: any + * + * This function resets a pin to a dedicated peripheral function that + * has been set up by the firmware. + */ +void qe_pin_set_dedicated(struct qe_pin *qe_pin) +{ + struct qe_gpio_chip *qe_gc = qe_pin->controller; + struct qe_pio_regs __iomem *regs = qe_gc->mm_gc.regs; + struct qe_pio_regs *sregs = &qe_gc->saved_regs; + int pin = qe_pin->num; + u32 mask1 = 1 << (QE_PIO_PINS - (pin + 1)); + u32 mask2 = 0x3 << (QE_PIO_PINS - (pin % (QE_PIO_PINS / 2) + 1) * 2); + bool second_reg = pin > (QE_PIO_PINS / 2) - 1; + unsigned long flags; + + spin_lock_irqsave(&qe_gc->lock, flags); + + if (second_reg) { + clrsetbits_be32(®s->cpdir2, mask2, sregs->cpdir2 & mask2); + clrsetbits_be32(®s->cppar2, mask2, sregs->cppar2 & mask2); + } else { + clrsetbits_be32(®s->cpdir1, mask2, sregs->cpdir1 & mask2); + clrsetbits_be32(®s->cppar1, mask2, sregs->cppar1 & mask2); + } + + if (sregs->cpdata & mask1) + qe_gc->cpdata |= mask1; + else + qe_gc->cpdata &= ~mask1; + + out_be32(®s->cpdata, qe_gc->cpdata); + clrsetbits_be32(®s->cpodr, mask1, sregs->cpodr & mask1); + + spin_unlock_irqrestore(&qe_gc->lock, flags); +} +EXPORT_SYMBOL(qe_pin_set_dedicated); + +/** + * qe_pin_set_gpio - Set a pin to the GPIO mode + * @qe_pin: pointer to the qe_pin structure + * Context: any + * + * This function sets a pin to the GPIO mode. + */ +void qe_pin_set_gpio(struct qe_pin *qe_pin) +{ + struct qe_gpio_chip *qe_gc = qe_pin->controller; + struct qe_pio_regs __iomem *regs = qe_gc->mm_gc.regs; + unsigned long flags; + + spin_lock_irqsave(&qe_gc->lock, flags); + + /* Let's make it input by default, GPIO API is able to change that. */ + __par_io_config_pin(regs, qe_pin->num, QE_PIO_DIR_IN, 0, 0, 0); + + spin_unlock_irqrestore(&qe_gc->lock, flags); +} +EXPORT_SYMBOL(qe_pin_set_gpio); + static int __init qe_add_gpiochips(void) { struct device_node *np; diff --git a/arch/powerpc/sysdev/simple_gpio.c b/arch/powerpc/sysdev/simple_gpio.c new file mode 100644 index 0000000..43c4569 --- /dev/null +++ b/arch/powerpc/sysdev/simple_gpio.c @@ -0,0 +1,155 @@ +/* + * Simple Memory-Mapped GPIOs + * + * Copyright (c) MontaVista Software, Inc. 2008. + * + * Author: Anton Vorontsov <avorontsov@ru.mvista.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/spinlock.h> +#include <linux/types.h> +#include <linux/ioport.h> +#include <linux/io.h> +#include <linux/of.h> +#include <linux/of_gpio.h> +#include <linux/gpio.h> +#include <asm/prom.h> +#include "simple_gpio.h" + +struct u8_gpio_chip { + struct of_mm_gpio_chip mm_gc; + spinlock_t lock; + + /* shadowed data register to clear/set bits safely */ + u8 data; +}; + +static struct u8_gpio_chip *to_u8_gpio_chip(struct of_mm_gpio_chip *mm_gc) +{ + return container_of(mm_gc, struct u8_gpio_chip, mm_gc); +} + +static u8 u8_pin2mask(unsigned int pin) +{ + return 1 << (8 - 1 - pin); +} + +static int u8_gpio_get(struct gpio_chip *gc, unsigned int gpio) +{ + struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc); + + return in_8(mm_gc->regs) & u8_pin2mask(gpio); +} + +static void u8_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val) +{ + struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc); + struct u8_gpio_chip *u8_gc = to_u8_gpio_chip(mm_gc); + unsigned long flags; + + spin_lock_irqsave(&u8_gc->lock, flags); + + if (val) + u8_gc->data |= u8_pin2mask(gpio); + else + u8_gc->data &= ~u8_pin2mask(gpio); + + out_8(mm_gc->regs, u8_gc->data); + + spin_unlock_irqrestore(&u8_gc->lock, flags); +} + +static int u8_gpio_dir_in(struct gpio_chip *gc, unsigned int gpio) +{ + return 0; +} + +static int u8_gpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val) +{ + u8_gpio_set(gc, gpio, val); + return 0; +} + +static void u8_gpio_save_regs(struct of_mm_gpio_chip *mm_gc) +{ + struct u8_gpio_chip *u8_gc = to_u8_gpio_chip(mm_gc); + + u8_gc->data = in_8(mm_gc->regs); +} + +static int __init u8_simple_gpiochip_add(struct device_node *np) +{ + int ret; + struct u8_gpio_chip *u8_gc; + struct of_mm_gpio_chip *mm_gc; + struct of_gpio_chip *of_gc; + struct gpio_chip *gc; + + u8_gc = kzalloc(sizeof(*u8_gc), GFP_KERNEL); + if (!u8_gc) + return -ENOMEM; + + spin_lock_init(&u8_gc->lock); + + mm_gc = &u8_gc->mm_gc; + of_gc = &mm_gc->of_gc; + gc = &of_gc->gc; + + mm_gc->save_regs = u8_gpio_save_regs; + of_gc->gpio_cells = 2; + gc->ngpio = 8; + gc->direction_input = u8_gpio_dir_in; + gc->direction_output = u8_gpio_dir_out; + gc->get = u8_gpio_get; + gc->set = u8_gpio_set; + + ret = of_mm_gpiochip_add(np, mm_gc); + if (ret) + goto err; + return 0; +err: + kfree(u8_gc); + return ret; +} + +void __init simple_gpiochip_init(const char *compatible) +{ + struct device_node *np; + + for_each_compatible_node(np, NULL, compatible) { + int ret; + struct resource r; + + ret = of_address_to_resource(np, 0, &r); + if (ret) + goto err; + + switch (resource_size(&r)) { + case 1: + ret = u8_simple_gpiochip_add(np); + if (ret) + goto err; + break; + default: + /* + * Whenever you need support for GPIO bank width > 1, + * please just turn u8_ code into huge macros, and + * construct needed uX_ code with it. + */ + ret = -ENOSYS; + goto err; + } + continue; +err: + pr_err("%s: registration failed, status %d\n", + np->full_name, ret); + } +} diff --git a/arch/powerpc/sysdev/simple_gpio.h b/arch/powerpc/sysdev/simple_gpio.h new file mode 100644 index 0000000..3a7b0c5 --- /dev/null +++ b/arch/powerpc/sysdev/simple_gpio.h @@ -0,0 +1,12 @@ +#ifndef __SYSDEV_SIMPLE_GPIO_H +#define __SYSDEV_SIMPLE_GPIO_H + +#include <linux/errno.h> + +#ifdef CONFIG_SIMPLE_GPIO +extern void simple_gpiochip_init(const char *compatible); +#else +static inline void simple_gpiochip_init(const char *compatible) {} +#endif /* CONFIG_SIMPLE_GPIO */ + +#endif /* __SYSDEV_SIMPLE_GPIO_H */ diff --git a/arch/s390/include/asm/chpid.h b/arch/s390/include/asm/chpid.h index dfe3c7f..fc71d8a 100644 --- a/arch/s390/include/asm/chpid.h +++ b/arch/s390/include/asm/chpid.h @@ -9,7 +9,7 @@ #define _ASM_S390_CHPID_H _ASM_S390_CHPID_H #include <linux/string.h> -#include <asm/types.h> +#include <linux/types.h> #define __MAX_CHPID 255 diff --git a/arch/s390/include/asm/chsc.h b/arch/s390/include/asm/chsc.h index d38d0cf..807997f 100644 --- a/arch/s390/include/asm/chsc.h +++ b/arch/s390/include/asm/chsc.h @@ -8,6 +8,7 @@ #ifndef _ASM_CHSC_H #define _ASM_CHSC_H +#include <linux/types.h> #include <asm/chpid.h> #include <asm/schid.h> diff --git a/arch/s390/include/asm/cmb.h b/arch/s390/include/asm/cmb.h index 5019685..39ae032 100644 --- a/arch/s390/include/asm/cmb.h +++ b/arch/s390/include/asm/cmb.h @@ -1,5 +1,8 @@ #ifndef S390_CMB_H #define S390_CMB_H + +#include <linux/types.h> + /** * struct cmbdata - channel measurement block data for user space * @size: size of the stored data diff --git a/arch/s390/include/asm/dasd.h b/arch/s390/include/asm/dasd.h index 55b2b80..e2db6f1 100644 --- a/arch/s390/include/asm/dasd.h +++ b/arch/s390/include/asm/dasd.h @@ -14,6 +14,7 @@ #ifndef DASD_H #define DASD_H +#include <linux/types.h> #include <linux/ioctl.h> #define DASD_IOCTL_LETTER 'D' @@ -78,6 +79,7 @@ typedef struct dasd_information2_t { #define DASD_FEATURE_USEDIAG 0x02 #define DASD_FEATURE_INITIAL_ONLINE 0x04 #define DASD_FEATURE_ERPLOG 0x08 +#define DASD_FEATURE_FAILFAST 0x10 #define DASD_PARTN_BITS 2 diff --git a/arch/s390/include/asm/kvm.h b/arch/s390/include/asm/kvm.h index d74002f..e1f5465 100644 --- a/arch/s390/include/asm/kvm.h +++ b/arch/s390/include/asm/kvm.h @@ -13,7 +13,7 @@ * Author(s): Carsten Otte <cotte@de.ibm.com> * Christian Borntraeger <borntraeger@de.ibm.com> */ -#include <asm/types.h> +#include <linux/types.h> /* for KVM_GET_IRQCHIP and KVM_SET_IRQCHIP */ struct kvm_pic_state { diff --git a/arch/s390/include/asm/posix_types.h b/arch/s390/include/asm/posix_types.h index 397d93f..8cc113f 100644 --- a/arch/s390/include/asm/posix_types.h +++ b/arch/s390/include/asm/posix_types.h @@ -68,11 +68,7 @@ typedef unsigned short __kernel_old_dev_t; #endif /* __s390x__ */ typedef struct { -#if defined(__KERNEL__) || defined(__USE_ALL) int val[2]; -#else /* !defined(__KERNEL__) && !defined(__USE_ALL)*/ - int __val[2]; -#endif /* !defined(__KERNEL__) && !defined(__USE_ALL)*/ } __kernel_fsid_t; diff --git a/arch/s390/include/asm/ptrace.h b/arch/s390/include/asm/ptrace.h index 5396f9f..8920025 100644 --- a/arch/s390/include/asm/ptrace.h +++ b/arch/s390/include/asm/ptrace.h @@ -272,12 +272,15 @@ typedef struct #define PSW_ASC_SECONDARY 0x0000800000000000UL #define PSW_ASC_HOME 0x0000C00000000000UL -extern long psw_user32_bits; - #endif /* __s390x__ */ +#ifdef __KERNEL__ extern long psw_kernel_bits; extern long psw_user_bits; +#ifdef CONFIG_64BIT +extern long psw_user32_bits; +#endif +#endif /* This macro merges a NEW PSW mask specified by the user into the currently active PSW mask CURRENT, modifying only those diff --git a/arch/s390/include/asm/qeth.h b/arch/s390/include/asm/qeth.h index 930d378..06cbd1e 100644 --- a/arch/s390/include/asm/qeth.h +++ b/arch/s390/include/asm/qeth.h @@ -10,6 +10,7 @@ */ #ifndef __ASM_S390_QETH_IOCTL_H__ #define __ASM_S390_QETH_IOCTL_H__ +#include <linux/types.h> #include <linux/ioctl.h> #define SIOC_QETH_ARP_SET_NO_ENTRIES (SIOCDEVPRIVATE) diff --git a/arch/s390/include/asm/schid.h b/arch/s390/include/asm/schid.h index 825503c..3e4d401 100644 --- a/arch/s390/include/asm/schid.h +++ b/arch/s390/include/asm/schid.h @@ -1,6 +1,8 @@ #ifndef ASM_SCHID_H #define ASM_SCHID_H +#include <linux/types.h> + struct subchannel_id { __u32 cssid : 8; __u32 : 4; diff --git a/arch/s390/include/asm/swab.h b/arch/s390/include/asm/swab.h index bd9321a..eb18dc1 100644 --- a/arch/s390/include/asm/swab.h +++ b/arch/s390/include/asm/swab.h @@ -9,7 +9,7 @@ * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com) */ -#include <asm/types.h> +#include <linux/types.h> #ifndef __s390x__ # define __SWAB_64_THRU_32__ diff --git a/arch/s390/include/asm/types.h b/arch/s390/include/asm/types.h index 41c5476..3dc3fc2 100644 --- a/arch/s390/include/asm/types.h +++ b/arch/s390/include/asm/types.h @@ -9,11 +9,7 @@ #ifndef _S390_TYPES_H #define _S390_TYPES_H -#ifndef __s390x__ -# include <asm-generic/int-ll64.h> -#else -# include <asm-generic/int-l64.h> -#endif +#include <asm-generic/int-ll64.h> #ifndef __ASSEMBLY__ diff --git a/arch/s390/kernel/entry.h b/arch/s390/kernel/entry.h index 6b18963..a65afc9 100644 --- a/arch/s390/kernel/entry.h +++ b/arch/s390/kernel/entry.h @@ -54,7 +54,5 @@ long sys_sigreturn(void); long sys_rt_sigreturn(void); long sys32_sigreturn(void); long sys32_rt_sigreturn(void); -long old_select(struct sel_arg_struct __user *arg); -long sys_ptrace(long request, long pid, long addr, long data); #endif /* _ENTRY_H */ diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index 9c0ccb5..2d337cb 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -685,7 +685,8 @@ void __init smp_prepare_cpus(unsigned int max_cpus) if (MACHINE_HAS_IEEE) lowcore->extended_save_area_addr = (u32) save_area; #else - BUG_ON(vdso_alloc_per_cpu(smp_processor_id(), lowcore)); + if (vdso_alloc_per_cpu(smp_processor_id(), lowcore)) + BUG(); #endif set_prefix((u32)(unsigned long) lowcore); local_mcck_enable(); diff --git a/arch/s390/kernel/sys_s390.c b/arch/s390/kernel/sys_s390.c index 4fe952e..c34be45 100644 --- a/arch/s390/kernel/sys_s390.c +++ b/arch/s390/kernel/sys_s390.c @@ -103,25 +103,6 @@ out: return error; } -#ifndef CONFIG_64BIT -struct sel_arg_struct { - unsigned long n; - fd_set __user *inp, *outp, *exp; - struct timeval __user *tvp; -}; - -asmlinkage long old_select(struct sel_arg_struct __user *arg) -{ - struct sel_arg_struct a; - - if (copy_from_user(&a, arg, sizeof(a))) - return -EFAULT; - /* sys_select() does the appropriate kernel locking */ - return sys_select(a.n, a.inp, a.outp, a.exp, a.tvp); - -} -#endif /* CONFIG_64BIT */ - /* * sys_ipc() is the de-multiplexer for the SysV IPC calls.. * diff --git a/arch/s390/kernel/vdso.c b/arch/s390/kernel/vdso.c index 25a6a82..690e178 100644 --- a/arch/s390/kernel/vdso.c +++ b/arch/s390/kernel/vdso.c @@ -322,7 +322,8 @@ static int __init vdso_init(void) vdso64_pagelist[vdso64_pages - 1] = virt_to_page(vdso_data); vdso64_pagelist[vdso64_pages] = NULL; #ifndef CONFIG_SMP - BUG_ON(vdso_alloc_per_cpu(0, S390_lowcore)); + if (vdso_alloc_per_cpu(0, &S390_lowcore)) + BUG(); #endif vdso_init_cr5(); #endif /* CONFIG_64BIT */ diff --git a/arch/s390/kernel/vdso32/gettimeofday.S b/arch/s390/kernel/vdso32/gettimeofday.S index c32f29c..ad8acfc 100644 --- a/arch/s390/kernel/vdso32/gettimeofday.S +++ b/arch/s390/kernel/vdso32/gettimeofday.S @@ -13,10 +13,6 @@ #include <asm/asm-offsets.h> #include <asm/unistd.h> -#include <asm/vdso.h> -#include <asm/asm-offsets.h> -#include <asm/unistd.h> - .text .align 4 .globl __kernel_gettimeofday diff --git a/arch/s390/kvm/diag.c b/arch/s390/kvm/diag.c index a0775e1..8300309 100644 --- a/arch/s390/kvm/diag.c +++ b/arch/s390/kvm/diag.c @@ -47,7 +47,7 @@ static int __diag_ipl_functions(struct kvm_vcpu *vcpu) vcpu->run->s390_reset_flags |= KVM_S390_RESET_IPL; vcpu->run->s390_reset_flags |= KVM_S390_RESET_CPU_INIT; vcpu->run->exit_reason = KVM_EXIT_S390_RESET; - VCPU_EVENT(vcpu, 3, "requesting userspace resets %lx", + VCPU_EVENT(vcpu, 3, "requesting userspace resets %llx", vcpu->run->s390_reset_flags); return -EREMOTE; } diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c index 2960702..f4fe28a 100644 --- a/arch/s390/kvm/interrupt.c +++ b/arch/s390/kvm/interrupt.c @@ -160,7 +160,7 @@ static void __do_deliver_interrupt(struct kvm_vcpu *vcpu, break; case KVM_S390_INT_VIRTIO: - VCPU_EVENT(vcpu, 4, "interrupt: virtio parm:%x,parm64:%lx", + VCPU_EVENT(vcpu, 4, "interrupt: virtio parm:%x,parm64:%llx", inti->ext.ext_params, inti->ext.ext_params2); vcpu->stat.deliver_virtio_interrupt++; rc = put_guest_u16(vcpu, __LC_EXT_INT_CODE, 0x2603); @@ -360,7 +360,7 @@ int kvm_s390_handle_wait(struct kvm_vcpu *vcpu) vcpu->arch.ckc_timer.expires = jiffies + sltime; add_timer(&vcpu->arch.ckc_timer); - VCPU_EVENT(vcpu, 5, "enabled wait timer:%lx jiffies", sltime); + VCPU_EVENT(vcpu, 5, "enabled wait timer:%llx jiffies", sltime); no_timer: spin_lock_bh(&vcpu->arch.local_int.float_int->lock); spin_lock_bh(&vcpu->arch.local_int.lock); @@ -491,7 +491,7 @@ int kvm_s390_inject_vm(struct kvm *kvm, switch (s390int->type) { case KVM_S390_INT_VIRTIO: - VM_EVENT(kvm, 5, "inject: virtio parm:%x,parm64:%lx", + VM_EVENT(kvm, 5, "inject: virtio parm:%x,parm64:%llx", s390int->parm, s390int->parm64); inti->type = s390int->type; inti->ext.ext_params = s390int->parm; diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c index cce40ff..3605df45 100644 --- a/arch/s390/kvm/priv.c +++ b/arch/s390/kvm/priv.c @@ -118,7 +118,7 @@ static int handle_store_cpu_address(struct kvm_vcpu *vcpu) goto out; } - VCPU_EVENT(vcpu, 5, "storing cpu address to %lx", useraddr); + VCPU_EVENT(vcpu, 5, "storing cpu address to %llx", useraddr); out: return 0; } diff --git a/arch/sh/drivers/pci/ops-cayman.c b/arch/sh/drivers/pci/ops-cayman.c index 5ccf9ea..38ef762 100644 --- a/arch/sh/drivers/pci/ops-cayman.c +++ b/arch/sh/drivers/pci/ops-cayman.c @@ -5,11 +5,6 @@ #include <cpu/irq.h> #include "pci-sh5.h" -static inline u8 bridge_swizzle(u8 pin, u8 slot) -{ - return (((pin - 1) + slot) % 4) + 1; -} - int __init pcibios_map_platform_irq(struct pci_dev *dev, u8 slot, u8 pin) { int result = -1; @@ -42,7 +37,7 @@ int __init pcibios_map_platform_irq(struct pci_dev *dev, u8 slot, u8 pin) while (dev->bus->number > 0) { slot = path[i].slot = PCI_SLOT(dev->devfn); - pin = path[i].pin = bridge_swizzle(pin, slot); + pin = path[i].pin = pci_swizzle_interrupt_pin(dev, pin); dev = dev->bus->self; i++; if (i > 3) panic("PCI path to root bus too long!\n"); @@ -56,7 +51,7 @@ int __init pcibios_map_platform_irq(struct pci_dev *dev, u8 slot, u8 pin) if ((slot < 3) || (i == 0)) { /* Bus 0 (incl. PCI-PCI bridge itself) : perform the final swizzle now. */ - result = IRQ_INTA + bridge_swizzle(pin, slot) - 1; + result = IRQ_INTA + pci_swizzle_interrupt_pin(dev, pin) - 1; } else { i--; slot = path[i].slot; diff --git a/arch/sh/drivers/pci/pci.c b/arch/sh/drivers/pci/pci.c index d3839e6..e36c7b8 100644 --- a/arch/sh/drivers/pci/pci.c +++ b/arch/sh/drivers/pci/pci.c @@ -21,26 +21,6 @@ #include <linux/init.h> #include <asm/io.h> -static inline u8 bridge_swizzle(u8 pin, u8 slot) -{ - return (((pin - 1) + slot) % 4) + 1; -} - -static u8 __init simple_swizzle(struct pci_dev *dev, u8 *pinp) -{ - u8 pin = *pinp; - - while (dev->bus->parent) { - pin = bridge_swizzle(pin, PCI_SLOT(dev->devfn)); - /* Move up the chain of bridges. */ - dev = dev->bus->self; - } - *pinp = pin; - - /* The slot is the slot of the last bridge. */ - return PCI_SLOT(dev->devfn); -} - static int __init pcibios_init(void) { struct pci_channel *p; @@ -61,7 +41,7 @@ static int __init pcibios_init(void) busno = bus->subordinate + 1; } - pci_fixup_irqs(simple_swizzle, pcibios_map_platform_irq); + pci_fixup_irqs(pci_common_swizzle, pcibios_map_platform_irq); return 0; } diff --git a/arch/sh/include/asm/mmu.h b/arch/sh/include/asm/mmu.h index fdcb93b..6c43625 100644 --- a/arch/sh/include/asm/mmu.h +++ b/arch/sh/include/asm/mmu.h @@ -9,7 +9,6 @@ typedef struct { mm_context_id_t id; void *vdso; #else - struct vm_list_struct *vmlist; unsigned long end_brk; #endif #ifdef CONFIG_BINFMT_ELF_FDPIC diff --git a/arch/sparc/include/asm/timer_64.h b/arch/sparc/include/asm/timer_64.h index 5b779fd..ef3c368 100644 --- a/arch/sparc/include/asm/timer_64.h +++ b/arch/sparc/include/asm/timer_64.h @@ -10,7 +10,7 @@ #include <linux/init.h> struct sparc64_tick_ops { - unsigned long (*get_tick)(void); + unsigned long long (*get_tick)(void); int (*add_compare)(unsigned long); unsigned long softint_mask; void (*disable_irq)(void); diff --git a/arch/sparc/include/asm/types.h b/arch/sparc/include/asm/types.h index 8c28fde..22371188 100644 --- a/arch/sparc/include/asm/types.h +++ b/arch/sparc/include/asm/types.h @@ -11,7 +11,7 @@ #if defined(__sparc__) && defined(__arch64__) /*** SPARC 64 bit ***/ -#include <asm-generic/int-l64.h> +#include <asm-generic/int-ll64.h> #ifndef __ASSEMBLY__ diff --git a/arch/sparc/kernel/ds.c b/arch/sparc/kernel/ds.c index f52e053..57c3984 100644 --- a/arch/sparc/kernel/ds.c +++ b/arch/sparc/kernel/ds.c @@ -286,7 +286,7 @@ static void md_update_data(struct ds_info *dp, rp = (struct ds_md_update_req *) (dpkt + 1); - printk(KERN_INFO "ds-%lu: Machine description update.\n", dp->id); + printk(KERN_INFO "ds-%llu: Machine description update.\n", dp->id); mdesc_update(); @@ -325,7 +325,7 @@ static void domain_shutdown_data(struct ds_info *dp, rp = (struct ds_shutdown_req *) (dpkt + 1); - printk(KERN_ALERT "ds-%lu: Shutdown request from " + printk(KERN_ALERT "ds-%llu: Shutdown request from " "LDOM manager received.\n", dp->id); memset(&pkt, 0, sizeof(pkt)); @@ -365,7 +365,7 @@ static void domain_panic_data(struct ds_info *dp, rp = (struct ds_panic_req *) (dpkt + 1); - printk(KERN_ALERT "ds-%lu: Panic request from " + printk(KERN_ALERT "ds-%llu: Panic request from " "LDOM manager received.\n", dp->id); memset(&pkt, 0, sizeof(pkt)); @@ -549,7 +549,7 @@ static int __cpuinit dr_cpu_configure(struct ds_info *dp, for_each_cpu_mask(cpu, *mask) { int err; - printk(KERN_INFO "ds-%lu: Starting cpu %d...\n", + printk(KERN_INFO "ds-%llu: Starting cpu %d...\n", dp->id, cpu); err = cpu_up(cpu); if (err) { @@ -565,7 +565,7 @@ static int __cpuinit dr_cpu_configure(struct ds_info *dp, res = DR_CPU_RES_CPU_NOT_RESPONDING; } - printk(KERN_INFO "ds-%lu: CPU startup failed err=%d\n", + printk(KERN_INFO "ds-%llu: CPU startup failed err=%d\n", dp->id, err); dr_cpu_mark(resp, cpu, ncpus, res, stat); } @@ -605,7 +605,7 @@ static int dr_cpu_unconfigure(struct ds_info *dp, for_each_cpu_mask(cpu, *mask) { int err; - printk(KERN_INFO "ds-%lu: Shutting down cpu %d...\n", + printk(KERN_INFO "ds-%llu: Shutting down cpu %d...\n", dp->id, cpu); err = cpu_down(cpu); if (err) @@ -684,7 +684,7 @@ static void ds_pri_data(struct ds_info *dp, rp = (struct ds_pri_msg *) (dpkt + 1); - printk(KERN_INFO "ds-%lu: PRI REQ [%lx:%lx], len=%d\n", + printk(KERN_INFO "ds-%llu: PRI REQ [%llx:%llx], len=%d\n", dp->id, rp->req_num, rp->type, len); } @@ -816,7 +816,7 @@ void ldom_set_var(const char *var, const char *value) if (ds_var_doorbell == 0 || ds_var_response != DS_VAR_SUCCESS) - printk(KERN_ERR "ds-%lu: var-config [%s:%s] " + printk(KERN_ERR "ds-%llu: var-config [%s:%s] " "failed, response(%d).\n", dp->id, var, value, ds_var_response); @@ -850,7 +850,7 @@ void ldom_power_off(void) static void ds_conn_reset(struct ds_info *dp) { - printk(KERN_ERR "ds-%lu: ds_conn_reset() from %p\n", + printk(KERN_ERR "ds-%llu: ds_conn_reset() from %p\n", dp->id, __builtin_return_address(0)); } @@ -912,11 +912,11 @@ static int ds_handshake(struct ds_info *dp, struct ds_msg_tag *pkt) struct ds_cap_state *cp = find_cap(dp, ap->handle); if (!cp) { - printk(KERN_ERR "ds-%lu: REG ACK for unknown " - "handle %lx\n", dp->id, ap->handle); + printk(KERN_ERR "ds-%llu: REG ACK for unknown " + "handle %llx\n", dp->id, ap->handle); return 0; } - printk(KERN_INFO "ds-%lu: Registered %s service.\n", + printk(KERN_INFO "ds-%llu: Registered %s service.\n", dp->id, cp->service_id); cp->state = CAP_STATE_REGISTERED; } else if (pkt->type == DS_REG_NACK) { @@ -924,8 +924,8 @@ static int ds_handshake(struct ds_info *dp, struct ds_msg_tag *pkt) struct ds_cap_state *cp = find_cap(dp, np->handle); if (!cp) { - printk(KERN_ERR "ds-%lu: REG NACK for " - "unknown handle %lx\n", + printk(KERN_ERR "ds-%llu: REG NACK for " + "unknown handle %llx\n", dp->id, np->handle); return 0; } @@ -982,8 +982,8 @@ static void process_ds_work(void) int req_len = qp->req_len; if (!cp) { - printk(KERN_ERR "ds-%lu: Data for unknown " - "handle %lu\n", + printk(KERN_ERR "ds-%llu: Data for unknown " + "handle %llu\n", dp->id, dpkt->handle); spin_lock_irqsave(&ds_lock, flags); @@ -1085,7 +1085,7 @@ static void ds_event(void *arg, int event) } if (event != LDC_EVENT_DATA_READY) { - printk(KERN_WARNING "ds-%lu: Unexpected LDC event %d\n", + printk(KERN_WARNING "ds-%llu: Unexpected LDC event %d\n", dp->id, event); spin_unlock_irqrestore(&ds_lock, flags); return; diff --git a/arch/sparc/kernel/iommu.c b/arch/sparc/kernel/iommu.c index 1cc1995..d8900e1 100644 --- a/arch/sparc/kernel/iommu.c +++ b/arch/sparc/kernel/iommu.c @@ -434,7 +434,7 @@ static void strbuf_flush(struct strbuf *strbuf, struct iommu *iommu, val = iommu_read(matchreg); if (unlikely(val)) { printk(KERN_WARNING "strbuf_flush: ctx flush " - "timeout matchreg[%lx] ctx[%lx]\n", + "timeout matchreg[%llx] ctx[%lx]\n", val, ctx); goto do_page_flush; } diff --git a/arch/sparc/kernel/ldc.c b/arch/sparc/kernel/ldc.c index d6898233..6ce5d25 100644 --- a/arch/sparc/kernel/ldc.c +++ b/arch/sparc/kernel/ldc.c @@ -625,22 +625,23 @@ static int process_ver_ack(struct ldc_channel *lp, struct ldc_version *vp) static int process_ver_nack(struct ldc_channel *lp, struct ldc_version *vp) { struct ldc_version *vap; + struct ldc_packet *p; + unsigned long new_tail; - if ((vp->major == 0 && vp->minor == 0) || - !(vap = find_by_major(vp->major))) { + if (vp->major == 0 && vp->minor == 0) + return ldc_abort(lp); + + vap = find_by_major(vp->major); + if (!vap) return ldc_abort(lp); - } else { - struct ldc_packet *p; - unsigned long new_tail; - p = handshake_compose_ctrl(lp, LDC_INFO, LDC_VERS, + p = handshake_compose_ctrl(lp, LDC_INFO, LDC_VERS, vap, sizeof(*vap), &new_tail); - if (p) - return send_tx_packet(lp, p, new_tail); - else - return ldc_abort(lp); - } + if (!p) + return ldc_abort(lp); + + return send_tx_packet(lp, p, new_tail); } static int process_version(struct ldc_channel *lp, diff --git a/arch/sparc/kernel/mdesc.c b/arch/sparc/kernel/mdesc.c index 3c539a6..3f79f0c 100644 --- a/arch/sparc/kernel/mdesc.c +++ b/arch/sparc/kernel/mdesc.c @@ -536,24 +536,24 @@ static void __init report_platform_properties(void) v = mdesc_get_property(hp, pn, "hostid", NULL); if (v) - printk("PLATFORM: hostid [%08lx]\n", *v); + printk("PLATFORM: hostid [%08llx]\n", *v); v = mdesc_get_property(hp, pn, "serial#", NULL); if (v) - printk("PLATFORM: serial# [%08lx]\n", *v); + printk("PLATFORM: serial# [%08llx]\n", *v); v = mdesc_get_property(hp, pn, "stick-frequency", NULL); - printk("PLATFORM: stick-frequency [%08lx]\n", *v); + printk("PLATFORM: stick-frequency [%08llx]\n", *v); v = mdesc_get_property(hp, pn, "mac-address", NULL); if (v) - printk("PLATFORM: mac-address [%lx]\n", *v); + printk("PLATFORM: mac-address [%llx]\n", *v); v = mdesc_get_property(hp, pn, "watchdog-resolution", NULL); if (v) - printk("PLATFORM: watchdog-resolution [%lu ms]\n", *v); + printk("PLATFORM: watchdog-resolution [%llu ms]\n", *v); v = mdesc_get_property(hp, pn, "watchdog-max-timeout", NULL); if (v) - printk("PLATFORM: watchdog-max-timeout [%lu ms]\n", *v); + printk("PLATFORM: watchdog-max-timeout [%llu ms]\n", *v); v = mdesc_get_property(hp, pn, "max-cpus", NULL); if (v) - printk("PLATFORM: max-cpus [%lu]\n", *v); + printk("PLATFORM: max-cpus [%llu]\n", *v); #ifdef CONFIG_SMP { diff --git a/arch/sparc/kernel/of_device_64.c b/arch/sparc/kernel/of_device_64.c index 4873f28..b4a12c9 100644 --- a/arch/sparc/kernel/of_device_64.c +++ b/arch/sparc/kernel/of_device_64.c @@ -554,7 +554,7 @@ static void __init build_device_resources(struct of_device *op, memset(r, 0, sizeof(*r)); if (of_resource_verbose) - printk("%s reg[%d] -> %lx\n", + printk("%s reg[%d] -> %llx\n", op->node->full_name, index, result); diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c index bdb7c0a..923e9bb 100644 --- a/arch/sparc/kernel/pci.c +++ b/arch/sparc/kernel/pci.c @@ -223,7 +223,7 @@ static void pci_parse_of_addrs(struct of_device *op, continue; i = addrs[0] & 0xff; if (ofpci_verbose) - printk(" start: %lx, end: %lx, i: %x\n", + printk(" start: %llx, end: %llx, i: %x\n", op_res->start, op_res->end, i); if (PCI_BASE_ADDRESS_0 <= i && i <= PCI_BASE_ADDRESS_5) { diff --git a/arch/sparc/kernel/pci_common.c b/arch/sparc/kernel/pci_common.c index 23b8808..64e6edf 100644 --- a/arch/sparc/kernel/pci_common.c +++ b/arch/sparc/kernel/pci_common.c @@ -457,7 +457,7 @@ void pci_determine_mem_io_space(struct pci_pbm_info *pbm) prom_halt(); } - printk("%s: PCI IO[%lx] MEM[%lx]\n", + printk("%s: PCI IO[%llx] MEM[%llx]\n", pbm->name, pbm->io_space.start, pbm->mem_space.start); diff --git a/arch/sparc/kernel/pci_msi.c b/arch/sparc/kernel/pci_msi.c index 4ef282e..f1be37a 100644 --- a/arch/sparc/kernel/pci_msi.c +++ b/arch/sparc/kernel/pci_msi.c @@ -426,8 +426,8 @@ void sparc64_pbm_msi_init(struct pci_pbm_info *pbm, pbm->name, pbm->msi_first, pbm->msi_num, pbm->msi_data_mask, pbm->msix_data_width); - printk(KERN_INFO "%s: MSI addr32[0x%lx:0x%x] " - "addr64[0x%lx:0x%x]\n", + printk(KERN_INFO "%s: MSI addr32[0x%llx:0x%x] " + "addr64[0x%llx:0x%x]\n", pbm->name, pbm->msi32_start, pbm->msi32_len, pbm->msi64_start, pbm->msi64_len); diff --git a/arch/sparc/kernel/pci_schizo.c b/arch/sparc/kernel/pci_schizo.c index 45d9dba..2b5cdde 100644 --- a/arch/sparc/kernel/pci_schizo.c +++ b/arch/sparc/kernel/pci_schizo.c @@ -794,7 +794,7 @@ static irqreturn_t schizo_safarierr_intr(int irq, void *dev_id) pbm->controller_regs + SCHIZO_SAFARI_ERRLOG); if (!(errlog & BUS_ERROR_UNMAP)) { - printk("%s: Unexpected Safari/JBUS error interrupt, errlog[%016lx]\n", + printk("%s: Unexpected Safari/JBUS error interrupt, errlog[%016llx]\n", pbm->name, errlog); return IRQ_HANDLED; diff --git a/arch/sparc/kernel/pci_sun4v.c b/arch/sparc/kernel/pci_sun4v.c index 34a1fde..0ef0ab3 100644 --- a/arch/sparc/kernel/pci_sun4v.c +++ b/arch/sparc/kernel/pci_sun4v.c @@ -73,7 +73,7 @@ static long iommu_batch_flush(struct iommu_batch *p) if (unlikely(num < 0)) { if (printk_ratelimit()) printk("iommu_batch_flush: IOMMU map of " - "[%08lx:%08lx:%lx:%lx:%lx] failed with " + "[%08lx:%08llx:%lx:%lx:%lx] failed with " "status %ld\n", devhandle, HV_PCI_TSBID(0, entry), npages, prot, __pa(pglist), num); diff --git a/arch/sparc/kernel/power.c b/arch/sparc/kernel/power.c index 076cad7..ae88f06 100644 --- a/arch/sparc/kernel/power.c +++ b/arch/sparc/kernel/power.c @@ -40,7 +40,7 @@ static int __devinit power_probe(struct of_device *op, const struct of_device_id power_reg = of_ioremap(res, 0, 0x4, "power"); - printk(KERN_INFO "%s: Control reg at %lx\n", + printk(KERN_INFO "%s: Control reg at %llx\n", op->node->name, res->start); if (has_button_interrupt(irq, op->node)) { diff --git a/arch/sparc/kernel/prom_irqtrans.c b/arch/sparc/kernel/prom_irqtrans.c index 96958c4..5702ad4 100644 --- a/arch/sparc/kernel/prom_irqtrans.c +++ b/arch/sparc/kernel/prom_irqtrans.c @@ -346,7 +346,7 @@ static void tomatillo_wsync_handler(unsigned int ino, void *_arg1, void *_arg2) break; } if (limit <= 0) { - printk("tomatillo_wsync_handler: DMA won't sync [%lx:%lx]\n", + printk("tomatillo_wsync_handler: DMA won't sync [%llx:%llx]\n", val, mask); } diff --git a/arch/sparc/kernel/psycho_common.c b/arch/sparc/kernel/psycho_common.c index 7909964..40689ae 100644 --- a/arch/sparc/kernel/psycho_common.c +++ b/arch/sparc/kernel/psycho_common.c @@ -94,7 +94,7 @@ static void psycho_check_stc_error(struct pci_pbm_info *pbm) if (saw_error != 0) { u64 tagval = stc_tag_buf[i]; u64 lineval = stc_line_buf[i]; - printk(KERN_ERR "%s: STC_TAG(%d)[PA(%016lx)VA(%08lx)" + printk(KERN_ERR "%s: STC_TAG(%d)[PA(%016llx)VA(%08llx)" "V(%d)W(%d)]\n", pbm->name, i, @@ -102,8 +102,8 @@ static void psycho_check_stc_error(struct pci_pbm_info *pbm) (tagval & PSYCHO_STCTAG_VPN), ((tagval & PSYCHO_STCTAG_VALID) ? 1 : 0), ((tagval & PSYCHO_STCTAG_WRITE) ? 1 : 0)); - printk(KERN_ERR "%s: STC_LINE(%d)[LIDX(%lx)SP(%lx)" - "LADDR(%lx)EP(%lx)V(%d)FOFN(%d)]\n", + printk(KERN_ERR "%s: STC_LINE(%d)[LIDX(%llx)SP(%llx)" + "LADDR(%llx)EP(%llx)V(%d)FOFN(%d)]\n", pbm->name, i, ((lineval & PSYCHO_STCLINE_LINDX) >> 21UL), @@ -179,14 +179,14 @@ static void psycho_dump_iommu_tags_and_data(struct pci_pbm_info *pbm, } printk(KERN_ERR "%s: IOMMU TAG(%d)[error(%s) wr(%d) " - "str(%d) sz(%dK) vpg(%08lx)]\n", + "str(%d) sz(%dK) vpg(%08llx)]\n", pbm->name, i, type_str, ((tag_val & PSYCHO_IOMMU_TAG_WRITE) ? 1 : 0), ((tag_val & PSYCHO_IOMMU_TAG_STREAM) ? 1 : 0), ((tag_val & PSYCHO_IOMMU_TAG_SIZE) ? 64 : 8), (tag_val & PSYCHO_IOMMU_TAG_VPAGE) << IOMMU_PAGE_SHIFT); printk(KERN_ERR "%s: IOMMU DATA(%d)[valid(%d) cache(%d) " - "ppg(%016lx)]\n", + "ppg(%016llx)]\n", pbm->name, i, ((data_val & PSYCHO_IOMMU_DATA_VALID) ? 1 : 0), ((data_val & PSYCHO_IOMMU_DATA_CACHE) ? 1 : 0), @@ -326,12 +326,12 @@ irqreturn_t psycho_pcierr_intr(int irq, void *dev_id) "Excessive Retries" : ((error_bits & PSYCHO_PCIAFSR_PPERR) ? "Parity Error" : "???")))))); - printk(KERN_ERR "%s: bytemask[%04lx] UPA_MID[%02lx] was_block(%d)\n", + printk(KERN_ERR "%s: bytemask[%04llx] UPA_MID[%02llx] was_block(%d)\n", pbm->name, (afsr & PSYCHO_PCIAFSR_BMSK) >> 32UL, (afsr & PSYCHO_PCIAFSR_MID) >> 25UL, (afsr & PSYCHO_PCIAFSR_BLK) ? 1 : 0); - printk(KERN_ERR "%s: PCI AFAR [%016lx]\n", pbm->name, afar); + printk(KERN_ERR "%s: PCI AFAR [%016llx]\n", pbm->name, afar); printk(KERN_ERR "%s: PCI Secondary errors [", pbm->name); reported = 0; if (afsr & PSYCHO_PCIAFSR_SMA) { diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c index 4632979..6cd1a5b 100644 --- a/arch/sparc/kernel/smp_64.c +++ b/arch/sparc/kernel/smp_64.c @@ -449,7 +449,7 @@ again: __asm__ __volatile__("wrpr %0, 0x0, %%pstate" : : "r" (pstate)); if (stuck == 0) { - printk("CPU[%d]: mondo stuckage result[%016lx]\n", + printk("CPU[%d]: mondo stuckage result[%016llx]\n", smp_processor_id(), result); } else { udelay(2); @@ -584,7 +584,7 @@ retry: /* Busy bits will not clear, continue instead * of freezing up on this cpu. */ - printk("CPU[%d]: mondo stuckage result[%016lx]\n", + printk("CPU[%d]: mondo stuckage result[%016llx]\n", smp_processor_id(), dispatch_stat); } else { int i, this_busy_nack = 0; diff --git a/arch/sparc/kernel/sun4m_smp.c b/arch/sparc/kernel/sun4m_smp.c index 4f8d605..8040376 100644 --- a/arch/sparc/kernel/sun4m_smp.c +++ b/arch/sparc/kernel/sun4m_smp.c @@ -54,7 +54,8 @@ extern int __smp4m_processor_id(void); #define SMP_PRINTK(x) #endif -static inline unsigned long swap(volatile unsigned long *ptr, unsigned long val) +static inline unsigned long +swap_ulong(volatile unsigned long *ptr, unsigned long val) { __asm__ __volatile__("swap [%1], %0\n\t" : "=&r" (val), "=&r" (ptr) : @@ -90,7 +91,7 @@ void __cpuinit smp4m_callin(void) * to call the scheduler code. */ /* Allow master to continue. */ - swap(&cpu_callin_map[cpuid], 1); + swap_ulong(&cpu_callin_map[cpuid], 1); /* XXX: What's up with all the flushes? */ local_flush_cache_all(); diff --git a/arch/sparc/kernel/time_64.c b/arch/sparc/kernel/time_64.c index 9df8f09..54405d3 100644 --- a/arch/sparc/kernel/time_64.c +++ b/arch/sparc/kernel/time_64.c @@ -106,7 +106,7 @@ static void tick_init_tick(void) tick_disable_irq(); } -static unsigned long tick_get_tick(void) +static unsigned long long tick_get_tick(void) { unsigned long ret; @@ -208,7 +208,7 @@ static void stick_init_tick(void) stick_disable_irq(); } -static unsigned long stick_get_tick(void) +static unsigned long long stick_get_tick(void) { unsigned long ret; @@ -352,7 +352,7 @@ static void hbtick_init_tick(void) hbtick_disable_irq(); } -static unsigned long hbtick_get_tick(void) +static unsigned long long hbtick_get_tick(void) { return __hbird_read_stick() & ~TICK_PRIV_BIT; } @@ -422,7 +422,7 @@ static int __devinit rtc_probe(struct of_device *op, const struct of_device_id * { struct resource *r; - printk(KERN_INFO "%s: RTC regs at 0x%lx\n", + printk(KERN_INFO "%s: RTC regs at 0x%llx\n", op->node->full_name, op->resource[0].start); /* The CMOS RTC driver only accepts IORESOURCE_IO, so cons @@ -478,7 +478,7 @@ static struct platform_device rtc_bq4802_device = { static int __devinit bq4802_probe(struct of_device *op, const struct of_device_id *match) { - printk(KERN_INFO "%s: BQ4802 regs at 0x%lx\n", + printk(KERN_INFO "%s: BQ4802 regs at 0x%llx\n", op->node->full_name, op->resource[0].start); rtc_bq4802_device.resource = &op->resource[0]; @@ -542,7 +542,7 @@ static int __devinit mostek_probe(struct of_device *op, const struct of_device_i strcmp(dp->parent->parent->name, "central") != 0) return -ENODEV; - printk(KERN_INFO "%s: Mostek regs at 0x%lx\n", + printk(KERN_INFO "%s: Mostek regs at 0x%llx\n", dp->full_name, op->resource[0].start); m48t59_rtc.resource = &op->resource[0]; diff --git a/arch/sparc/kernel/traps_64.c b/arch/sparc/kernel/traps_64.c index 4638af2..bca3b4e 100644 --- a/arch/sparc/kernel/traps_64.c +++ b/arch/sparc/kernel/traps_64.c @@ -1168,20 +1168,20 @@ static void cheetah_log_errors(struct pt_regs *regs, struct cheetah_err_info *in } /* Now dump the cache snapshots. */ - printk("%s" "ERROR(%d): D-cache idx[%x] tag[%016lx] utag[%016lx] stag[%016lx]\n", + printk("%s" "ERROR(%d): D-cache idx[%x] tag[%016llx] utag[%016llx] stag[%016llx]\n", (recoverable ? KERN_WARNING : KERN_CRIT), smp_processor_id(), (int) info->dcache_index, info->dcache_tag, info->dcache_utag, info->dcache_stag); - printk("%s" "ERROR(%d): D-cache data0[%016lx] data1[%016lx] data2[%016lx] data3[%016lx]\n", + printk("%s" "ERROR(%d): D-cache data0[%016llx] data1[%016llx] data2[%016llx] data3[%016llx]\n", (recoverable ? KERN_WARNING : KERN_CRIT), smp_processor_id(), info->dcache_data[0], info->dcache_data[1], info->dcache_data[2], info->dcache_data[3]); - printk("%s" "ERROR(%d): I-cache idx[%x] tag[%016lx] utag[%016lx] stag[%016lx] " - "u[%016lx] l[%016lx]\n", + printk("%s" "ERROR(%d): I-cache idx[%x] tag[%016llx] utag[%016llx] stag[%016llx] " + "u[%016llx] l[%016llx]\n", (recoverable ? KERN_WARNING : KERN_CRIT), smp_processor_id(), (int) info->icache_index, info->icache_tag, @@ -1189,22 +1189,22 @@ static void cheetah_log_errors(struct pt_regs *regs, struct cheetah_err_info *in info->icache_stag, info->icache_upper, info->icache_lower); - printk("%s" "ERROR(%d): I-cache INSN0[%016lx] INSN1[%016lx] INSN2[%016lx] INSN3[%016lx]\n", + printk("%s" "ERROR(%d): I-cache INSN0[%016llx] INSN1[%016llx] INSN2[%016llx] INSN3[%016llx]\n", (recoverable ? KERN_WARNING : KERN_CRIT), smp_processor_id(), info->icache_data[0], info->icache_data[1], info->icache_data[2], info->icache_data[3]); - printk("%s" "ERROR(%d): I-cache INSN4[%016lx] INSN5[%016lx] INSN6[%016lx] INSN7[%016lx]\n", + printk("%s" "ERROR(%d): I-cache INSN4[%016llx] INSN5[%016llx] INSN6[%016llx] INSN7[%016llx]\n", (recoverable ? KERN_WARNING : KERN_CRIT), smp_processor_id(), info->icache_data[4], info->icache_data[5], info->icache_data[6], info->icache_data[7]); - printk("%s" "ERROR(%d): E-cache idx[%x] tag[%016lx]\n", + printk("%s" "ERROR(%d): E-cache idx[%x] tag[%016llx]\n", (recoverable ? KERN_WARNING : KERN_CRIT), smp_processor_id(), (int) info->ecache_index, info->ecache_tag); - printk("%s" "ERROR(%d): E-cache data0[%016lx] data1[%016lx] data2[%016lx] data3[%016lx]\n", + printk("%s" "ERROR(%d): E-cache data0[%016llx] data1[%016llx] data2[%016llx] data3[%016llx]\n", (recoverable ? KERN_WARNING : KERN_CRIT), smp_processor_id(), info->ecache_data[0], info->ecache_data[1], @@ -1794,7 +1794,7 @@ static void sun4v_log_error(struct pt_regs *regs, struct sun4v_error_entry *ent, int cnt; printk("%s: Reporting on cpu %d\n", pfx, cpu); - printk("%s: err_handle[%lx] err_stick[%lx] err_type[%08x:%s]\n", + printk("%s: err_handle[%llx] err_stick[%llx] err_type[%08x:%s]\n", pfx, ent->err_handle, ent->err_stick, ent->err_type, @@ -1818,7 +1818,7 @@ static void sun4v_log_error(struct pt_regs *regs, struct sun4v_error_entry *ent, "privileged" : ""), ((ent->err_attrs & SUN4V_ERR_ATTRS_RES_QUEUE_FULL) ? "queue-full" : "")); - printk("%s: err_raddr[%016lx] err_size[%u] err_cpu[%u]\n", + printk("%s: err_raddr[%016llx] err_size[%u] err_cpu[%u]\n", pfx, ent->err_raddr, ent->err_size, ent->err_cpu); diff --git a/arch/sparc/kernel/unaligned_64.c b/arch/sparc/kernel/unaligned_64.c index 203ddfa..f164d5a 100644 --- a/arch/sparc/kernel/unaligned_64.c +++ b/arch/sparc/kernel/unaligned_64.c @@ -601,11 +601,15 @@ void handle_lddfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr pc = (u32)pc; if (get_user(insn, (u32 __user *) pc) != -EFAULT) { int asi = decode_asi(insn, regs); + int err; + if ((asi > ASI_SNFL) || (asi < ASI_P)) goto daex; - if (get_user(first, (u32 __user *)sfar) || - get_user(second, (u32 __user *)(sfar + 4))) { + err = get_user(first, (u32 __user *)sfar); + if (!err) + err = get_user(second, (u32 __user *)(sfar + 4)); + if (err) { if (asi & 0x2) /* NF */ { first = 0; second = 0; } else diff --git a/arch/sparc/kernel/vio.c b/arch/sparc/kernel/vio.c index 92b1f8e..753d128 100644 --- a/arch/sparc/kernel/vio.c +++ b/arch/sparc/kernel/vio.c @@ -263,10 +263,10 @@ static struct vio_dev *vio_create_one(struct mdesc_handle *hp, u64 mp, dev_set_name(&vdev->dev, "%s", bus_id_name); vdev->dev_no = ~(u64)0; } else if (!cfg_handle) { - dev_set_name(&vdev->dev, "%s-%lu", bus_id_name, *id); + dev_set_name(&vdev->dev, "%s-%llu", bus_id_name, *id); vdev->dev_no = *id; } else { - dev_set_name(&vdev->dev, "%s-%lu-%lu", bus_id_name, + dev_set_name(&vdev->dev, "%s-%llu-%llu", bus_id_name, *cfg_handle, *id); vdev->dev_no = *cfg_handle; } diff --git a/arch/sparc/kernel/viohs.c b/arch/sparc/kernel/viohs.c index 708fa17..aa6ac70 100644 --- a/arch/sparc/kernel/viohs.c +++ b/arch/sparc/kernel/viohs.c @@ -337,8 +337,10 @@ static int process_ver_nack(struct vio_driver_state *vio, viodbg(HS, "GOT VERSION NACK maj[%u] min[%u] devclass[%u]\n", pkt->major, pkt->minor, pkt->dev_class); - if ((pkt->major == 0 && pkt->minor == 0) || - !(nver = find_by_major(vio, pkt->major))) + if (pkt->major == 0 && pkt->minor == 0) + return handshake_failure(vio); + nver = find_by_major(vio, pkt->major); + if (!nver) return handshake_failure(vio); if (send_version(vio, nver->major, nver->minor) < 0) diff --git a/arch/sparc/mm/fault_32.c b/arch/sparc/mm/fault_32.c index a507e11..12e447f 100644 --- a/arch/sparc/mm/fault_32.c +++ b/arch/sparc/mm/fault_32.c @@ -283,7 +283,8 @@ bad_area_nosemaphore: /* Is this in ex_table? */ no_context: g2 = regs->u_regs[UREG_G2]; - if (!from_user && (fixup = search_extables_range(regs->pc, &g2))) { + if (!from_user) { + fixup = search_extables_range(regs->pc, &g2); if (fixup > 10) { /* Values below are reserved for other things */ extern const unsigned __memset_start[]; extern const unsigned __memset_end[]; diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c index 6ea73da..c77c7ef 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -258,21 +258,16 @@ static inline void tsb_insert(struct tsb *ent, unsigned long tag, unsigned long unsigned long _PAGE_ALL_SZ_BITS __read_mostly; unsigned long _PAGE_SZBITS __read_mostly; -void update_mmu_cache(struct vm_area_struct *vma, unsigned long address, pte_t pte) +static void flush_dcache(unsigned long pfn) { - struct mm_struct *mm; - struct tsb *tsb; - unsigned long tag, flags; - unsigned long tsb_index, tsb_hash_shift; + struct page *page; - if (tlb_type != hypervisor) { - unsigned long pfn = pte_pfn(pte); + page = pfn_to_page(pfn); + if (page && page_mapping(page)) { unsigned long pg_flags; - struct page *page; - if (pfn_valid(pfn) && - (page = pfn_to_page(pfn), page_mapping(page)) && - ((pg_flags = page->flags) & (1UL << PG_dcache_dirty))) { + pg_flags = page->flags; + if (pg_flags & (1UL << PG_dcache_dirty)) { int cpu = ((pg_flags >> PG_dcache_cpu_shift) & PG_dcache_cpu_mask); int this_cpu = get_cpu(); @@ -290,6 +285,21 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long address, pte_t p put_cpu(); } } +} + +void update_mmu_cache(struct vm_area_struct *vma, unsigned long address, pte_t pte) +{ + struct mm_struct *mm; + struct tsb *tsb; + unsigned long tag, flags; + unsigned long tsb_index, tsb_hash_shift; + + if (tlb_type != hypervisor) { + unsigned long pfn = pte_pfn(pte); + + if (pfn_valid(pfn)) + flush_dcache(pfn); + } mm = vma->vm_mm; @@ -769,8 +779,8 @@ static int find_node(unsigned long addr) return -1; } -static unsigned long nid_range(unsigned long start, unsigned long end, - int *nid) +static unsigned long long nid_range(unsigned long long start, + unsigned long long end, int *nid) { *nid = find_node(start); start += PAGE_SIZE; @@ -788,8 +798,8 @@ static unsigned long nid_range(unsigned long start, unsigned long end, return start; } #else -static unsigned long nid_range(unsigned long start, unsigned long end, - int *nid) +static unsigned long long nid_range(unsigned long long start, + unsigned long long end, int *nid) { *nid = 0; return end; @@ -1016,8 +1026,8 @@ static int __init grab_mlgroups(struct mdesc_handle *md) val = mdesc_get_property(md, node, "address-mask", NULL); m->mask = *val; - numadbg("MLGROUP[%d]: node[%lx] latency[%lx] " - "match[%lx] mask[%lx]\n", + numadbg("MLGROUP[%d]: node[%llx] latency[%llx] " + "match[%llx] mask[%llx]\n", count - 1, m->node, m->latency, m->match, m->mask); } @@ -1056,7 +1066,7 @@ static int __init grab_mblocks(struct mdesc_handle *md) "address-congruence-offset", NULL); m->offset = *val; - numadbg("MBLOCK[%d]: base[%lx] size[%lx] offset[%lx]\n", + numadbg("MBLOCK[%d]: base[%llx] size[%llx] offset[%llx]\n", count - 1, m->base, m->size, m->offset); } @@ -1127,7 +1137,7 @@ static int __init numa_attach_mlgroup(struct mdesc_handle *md, u64 grp, n->mask = candidate->mask; n->val = candidate->match; - numadbg("NUMA NODE[%d]: mask[%lx] val[%lx] (latency[%lx])\n", + numadbg("NUMA NODE[%d]: mask[%lx] val[%lx] (latency[%llx])\n", index, n->mask, n->val, candidate->latency); return 0; diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 862adb9..73f7fe8 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -27,6 +27,7 @@ config X86 select HAVE_IOREMAP_PROT select HAVE_KPROBES select ARCH_WANT_OPTIONAL_GPIOLIB + select ARCH_WANT_FRAME_POINTERS select HAVE_KRETPROBES select HAVE_FTRACE_MCOUNT_RECORD select HAVE_DYNAMIC_FTRACE diff --git a/arch/x86/include/asm/bitops.h b/arch/x86/include/asm/bitops.h index 9fa9dcd..e02a359 100644 --- a/arch/x86/include/asm/bitops.h +++ b/arch/x86/include/asm/bitops.h @@ -300,7 +300,7 @@ static inline int test_and_change_bit(int nr, volatile unsigned long *addr) return oldbit; } -static inline int constant_test_bit(int nr, const volatile unsigned long *addr) +static inline int constant_test_bit(unsigned int nr, const volatile unsigned long *addr) { return ((1UL << (nr % BITS_PER_LONG)) & (((unsigned long *)addr)[nr / BITS_PER_LONG])) != 0; diff --git a/arch/x86/include/asm/es7000/apic.h b/arch/x86/include/asm/es7000/apic.h index bc53d5e..c58b9cc 100644 --- a/arch/x86/include/asm/es7000/apic.h +++ b/arch/x86/include/asm/es7000/apic.h @@ -1,6 +1,8 @@ #ifndef __ASM_ES7000_APIC_H #define __ASM_ES7000_APIC_H +#include <linux/gfp.h> + #define xapic_phys_to_log_apicid(cpu) per_cpu(x86_bios_cpu_apicid, cpu) #define esr_disable (1) diff --git a/arch/x86/include/asm/es7000/mpparse.h b/arch/x86/include/asm/es7000/mpparse.h index ed5a3ca..c1629b0 100644 --- a/arch/x86/include/asm/es7000/mpparse.h +++ b/arch/x86/include/asm/es7000/mpparse.h @@ -10,8 +10,7 @@ extern void setup_unisys(void); #ifndef CONFIG_X86_GENERICARCH extern int acpi_madt_oem_check(char *oem_id, char *oem_table_id); -extern int mps_oem_check(struct mp_config_table *mpc, char *oem, - char *productid); +extern int mps_oem_check(struct mpc_table *mpc, char *oem, char *productid); #endif #ifdef CONFIG_ACPI diff --git a/arch/x86/include/asm/genapic_32.h b/arch/x86/include/asm/genapic_32.h index 746f37a..2c05b73 100644 --- a/arch/x86/include/asm/genapic_32.h +++ b/arch/x86/include/asm/genapic_32.h @@ -15,9 +15,9 @@ * Copyright 2003 Andi Kleen, SuSE Labs. */ -struct mpc_config_bus; -struct mp_config_table; -struct mpc_config_processor; +struct mpc_bus; +struct mpc_table; +struct mpc_cpu; struct genapic { char *name; @@ -51,7 +51,7 @@ struct genapic { /* When one of the next two hooks returns 1 the genapic is switched to this. Essentially they are additional probe functions. */ - int (*mps_oem_check)(struct mp_config_table *mpc, char *oem, + int (*mps_oem_check)(struct mpc_table *mpc, char *oem, char *productid); int (*acpi_madt_oem_check)(char *oem_id, char *oem_table_id); diff --git a/arch/x86/include/asm/mach-default/mach_mpparse.h b/arch/x86/include/asm/mach-default/mach_mpparse.h index 8c1ea212..c70a263 100644 --- a/arch/x86/include/asm/mach-default/mach_mpparse.h +++ b/arch/x86/include/asm/mach-default/mach_mpparse.h @@ -1,8 +1,8 @@ #ifndef _ASM_X86_MACH_DEFAULT_MACH_MPPARSE_H #define _ASM_X86_MACH_DEFAULT_MACH_MPPARSE_H -static inline int mps_oem_check(struct mp_config_table *mpc, char *oem, - char *productid) +static inline int +mps_oem_check(struct mpc_table *mpc, char *oem, char *productid) { return 0; } diff --git a/arch/x86/include/asm/mach-generic/mach_mpparse.h b/arch/x86/include/asm/mach-generic/mach_mpparse.h index 048f1d4..9444ab8 100644 --- a/arch/x86/include/asm/mach-generic/mach_mpparse.h +++ b/arch/x86/include/asm/mach-generic/mach_mpparse.h @@ -2,9 +2,8 @@ #define _ASM_X86_MACH_GENERIC_MACH_MPPARSE_H -extern int mps_oem_check(struct mp_config_table *mpc, char *oem, - char *productid); +extern int mps_oem_check(struct mpc_table *, char *, char *); -extern int acpi_madt_oem_check(char *oem_id, char *oem_table_id); +extern int acpi_madt_oem_check(char *, char *); #endif /* _ASM_X86_MACH_GENERIC_MACH_MPPARSE_H */ diff --git a/arch/x86/include/asm/mach-generic/mach_mpspec.h b/arch/x86/include/asm/mach-generic/mach_mpspec.h index bbab5cc..3bc4072 100644 --- a/arch/x86/include/asm/mach-generic/mach_mpspec.h +++ b/arch/x86/include/asm/mach-generic/mach_mpspec.h @@ -7,6 +7,6 @@ /* Maximum 256 PCI busses, plus 1 ISA bus in each of 4 cabinets. */ #define MAX_MP_BUSSES 260 -extern void numaq_mps_oem_check(struct mp_config_table *mpc, char *oem, - char *productid); +extern void numaq_mps_oem_check(struct mpc_table *, char *, char *); + #endif /* _ASM_X86_MACH_GENERIC_MACH_MPSPEC_H */ diff --git a/arch/x86/include/asm/mpspec_def.h b/arch/x86/include/asm/mpspec_def.h index e3ace7d..59568bc 100644 --- a/arch/x86/include/asm/mpspec_def.h +++ b/arch/x86/include/asm/mpspec_def.h @@ -39,17 +39,17 @@ struct intel_mp_floating { #define MPC_SIGNATURE "PCMP" -struct mp_config_table { - char mpc_signature[4]; - unsigned short mpc_length; /* Size of table */ - char mpc_spec; /* 0x01 */ - char mpc_checksum; - char mpc_oem[8]; - char mpc_productid[12]; - unsigned int mpc_oemptr; /* 0 if not present */ - unsigned short mpc_oemsize; /* 0 if not present */ - unsigned short mpc_oemcount; - unsigned int mpc_lapic; /* APIC address */ +struct mpc_table { + char signature[4]; + unsigned short length; /* Size of table */ + char spec; /* 0x01 */ + char checksum; + char oem[8]; + char productid[12]; + unsigned int oemptr; /* 0 if not present */ + unsigned short oemsize; /* 0 if not present */ + unsigned short oemcount; + unsigned int lapic; /* APIC address */ unsigned int reserved; }; @@ -70,20 +70,20 @@ struct mp_config_table { #define CPU_MODEL_MASK 0x00F0 #define CPU_FAMILY_MASK 0x0F00 -struct mpc_config_processor { - unsigned char mpc_type; - unsigned char mpc_apicid; /* Local APIC number */ - unsigned char mpc_apicver; /* Its versions */ - unsigned char mpc_cpuflag; - unsigned int mpc_cpufeature; - unsigned int mpc_featureflag; /* CPUID feature value */ - unsigned int mpc_reserved[2]; +struct mpc_cpu { + unsigned char type; + unsigned char apicid; /* Local APIC number */ + unsigned char apicver; /* Its versions */ + unsigned char cpuflag; + unsigned int cpufeature; + unsigned int featureflag; /* CPUID feature value */ + unsigned int reserved[2]; }; -struct mpc_config_bus { - unsigned char mpc_type; - unsigned char mpc_busid; - unsigned char mpc_bustype[6]; +struct mpc_bus { + unsigned char type; + unsigned char busid; + unsigned char bustype[6]; }; /* List of Bus Type string values, Intel MP Spec. */ @@ -108,22 +108,22 @@ struct mpc_config_bus { #define MPC_APIC_USABLE 0x01 -struct mpc_config_ioapic { - unsigned char mpc_type; - unsigned char mpc_apicid; - unsigned char mpc_apicver; - unsigned char mpc_flags; - unsigned int mpc_apicaddr; +struct mpc_ioapic { + unsigned char type; + unsigned char apicid; + unsigned char apicver; + unsigned char flags; + unsigned int apicaddr; }; -struct mpc_config_intsrc { - unsigned char mpc_type; - unsigned char mpc_irqtype; - unsigned short mpc_irqflag; - unsigned char mpc_srcbus; - unsigned char mpc_srcbusirq; - unsigned char mpc_dstapic; - unsigned char mpc_dstirq; +struct mpc_intsrc { + unsigned char type; + unsigned char irqtype; + unsigned short irqflag; + unsigned char srcbus; + unsigned char srcbusirq; + unsigned char dstapic; + unsigned char dstirq; }; enum mp_irq_source_types { @@ -139,24 +139,24 @@ enum mp_irq_source_types { #define MP_APIC_ALL 0xFF -struct mpc_config_lintsrc { - unsigned char mpc_type; - unsigned char mpc_irqtype; - unsigned short mpc_irqflag; - unsigned char mpc_srcbusid; - unsigned char mpc_srcbusirq; - unsigned char mpc_destapic; - unsigned char mpc_destapiclint; +struct mpc_lintsrc { + unsigned char type; + unsigned char irqtype; + unsigned short irqflag; + unsigned char srcbusid; + unsigned char srcbusirq; + unsigned char destapic; + unsigned char destapiclint; }; #define MPC_OEM_SIGNATURE "_OEM" -struct mp_config_oemtable { - char oem_signature[4]; - unsigned short oem_length; /* Size of table */ - char oem_rev; /* 0x01 */ - char oem_checksum; - char mpc_oem[8]; +struct mpc_oemtable { + char signature[4]; + unsigned short length; /* Size of table */ + char rev; /* 0x01 */ + char checksum; + char mpc[8]; }; /* diff --git a/arch/x86/include/asm/numaq/mpparse.h b/arch/x86/include/asm/numaq/mpparse.h index 252292e..a2eeefc 100644 --- a/arch/x86/include/asm/numaq/mpparse.h +++ b/arch/x86/include/asm/numaq/mpparse.h @@ -1,7 +1,6 @@ #ifndef __ASM_NUMAQ_MPPARSE_H #define __ASM_NUMAQ_MPPARSE_H -extern void numaq_mps_oem_check(struct mp_config_table *mpc, char *oem, - char *productid); +extern void numaq_mps_oem_check(struct mpc_table *, char *, char *); #endif /* __ASM_NUMAQ_MPPARSE_H */ diff --git a/arch/x86/include/asm/setup.h b/arch/x86/include/asm/setup.h index 4fcd53f..ebe858c 100644 --- a/arch/x86/include/asm/setup.h +++ b/arch/x86/include/asm/setup.h @@ -25,9 +25,9 @@ extern int wakeup_secondary_cpu_via_init(int apicid, unsigned long start_eip); /* * Any setup quirks to be performed? */ -struct mpc_config_processor; -struct mpc_config_bus; -struct mp_config_oemtable; +struct mpc_cpu; +struct mpc_bus; +struct mpc_oemtable; struct x86_quirks { int (*arch_pre_time_init)(void); int (*arch_time_init)(void); @@ -39,10 +39,10 @@ struct x86_quirks { int (*mach_find_smp_config)(unsigned int reserve); int *mpc_record; - int (*mpc_apic_id)(struct mpc_config_processor *m); - void (*mpc_oem_bus_info)(struct mpc_config_bus *m, char *name); - void (*mpc_oem_pci_bus)(struct mpc_config_bus *m); - void (*smp_read_mpc_oem)(struct mp_config_oemtable *oemtable, + int (*mpc_apic_id)(struct mpc_cpu *m); + void (*mpc_oem_bus_info)(struct mpc_bus *m, char *name); + void (*mpc_oem_pci_bus)(struct mpc_bus *m); + void (*smp_read_mpc_oem)(struct mpc_oemtable *oemtable, unsigned short oemsize); int (*setup_ioapic_ids)(void); int (*update_genapic)(void); diff --git a/arch/x86/include/asm/smp.h b/arch/x86/include/asm/smp.h index 830b9fc..19953df 100644 --- a/arch/x86/include/asm/smp.h +++ b/arch/x86/include/asm/smp.h @@ -18,9 +18,26 @@ #include <asm/pda.h> #include <asm/thread_info.h> +#ifdef CONFIG_X86_64 + +extern cpumask_var_t cpu_callin_mask; +extern cpumask_var_t cpu_callout_mask; +extern cpumask_var_t cpu_initialized_mask; +extern cpumask_var_t cpu_sibling_setup_mask; + +#else /* CONFIG_X86_32 */ + +extern cpumask_t cpu_callin_map; extern cpumask_t cpu_callout_map; extern cpumask_t cpu_initialized; -extern cpumask_t cpu_callin_map; +extern cpumask_t cpu_sibling_setup_map; + +#define cpu_callin_mask ((struct cpumask *)&cpu_callin_map) +#define cpu_callout_mask ((struct cpumask *)&cpu_callout_map) +#define cpu_initialized_mask ((struct cpumask *)&cpu_initialized) +#define cpu_sibling_setup_mask ((struct cpumask *)&cpu_sibling_setup_map) + +#endif /* CONFIG_X86_32 */ extern void (*mtrr_hook)(void); extern void zap_low_mappings(void); @@ -29,7 +46,6 @@ extern int __cpuinit get_local_pda(int cpu); extern int smp_num_siblings; extern unsigned int num_processors; -extern cpumask_t cpu_initialized; DECLARE_PER_CPU(cpumask_t, cpu_sibling_map); DECLARE_PER_CPU(cpumask_t, cpu_core_map); @@ -38,6 +54,16 @@ DECLARE_PER_CPU(u16, cpu_llc_id); DECLARE_PER_CPU(int, cpu_number); #endif +static inline struct cpumask *cpu_sibling_mask(int cpu) +{ + return &per_cpu(cpu_sibling_map, cpu); +} + +static inline struct cpumask *cpu_core_mask(int cpu) +{ + return &per_cpu(cpu_core_map, cpu); +} + DECLARE_EARLY_PER_CPU(u16, x86_cpu_to_apicid); DECLARE_EARLY_PER_CPU(u16, x86_bios_cpu_apicid); @@ -149,7 +175,7 @@ void smp_store_cpu_info(int id); /* We don't mark CPUs online until __cpu_up(), so we need another measure */ static inline int num_booting_cpus(void) { - return cpus_weight(cpu_callout_map); + return cpumask_weight(cpu_callout_mask); } #else static inline void prefill_possible_map(void) diff --git a/arch/x86/include/asm/summit/apic.h b/arch/x86/include/asm/summit/apic.h index 4bb5fb3..93d2c86 100644 --- a/arch/x86/include/asm/summit/apic.h +++ b/arch/x86/include/asm/summit/apic.h @@ -2,6 +2,7 @@ #define __ASM_SUMMIT_APIC_H #include <asm/smp.h> +#include <linux/gfp.h> #define esr_disable (1) #define NO_BALANCE_IRQ (0) diff --git a/arch/x86/include/asm/summit/mpparse.h b/arch/x86/include/asm/summit/mpparse.h index 013ce6f..380e86c 100644 --- a/arch/x86/include/asm/summit/mpparse.h +++ b/arch/x86/include/asm/summit/mpparse.h @@ -11,7 +11,7 @@ extern void setup_summit(void); #define setup_summit() {} #endif -static inline int mps_oem_check(struct mp_config_table *mpc, char *oem, +static inline int mps_oem_check(struct mpc_table *mpc, char *oem, char *productid) { if (!strncmp(oem, "IBM ENSW", 8) && diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c index 29dc0c8..d37593c 100644 --- a/arch/x86/kernel/acpi/boot.c +++ b/arch/x86/kernel/acpi/boot.c @@ -47,7 +47,7 @@ #endif static int __initdata acpi_force = 0; - +u32 acpi_rsdt_forced; #ifdef CONFIG_ACPI int acpi_disabled = 0; #else @@ -1374,6 +1374,17 @@ static void __init acpi_process_madt(void) "Invalid BIOS MADT, disabling ACPI\n"); disable_acpi(); } + } else { + /* + * ACPI found no MADT, and so ACPI wants UP PIC mode. + * In the event an MPS table was found, forget it. + * Boot with "acpi=off" to use MPS on such a system. + */ + if (smp_found_config) { + printk(KERN_WARNING PREFIX + "No APIC-table, disabling MPS\n"); + smp_found_config = 0; + } } /* @@ -1809,6 +1820,10 @@ static int __init parse_acpi(char *arg) disable_acpi(); acpi_ht = 1; } + /* acpi=rsdt use RSDT instead of XSDT */ + else if (strcmp(arg, "rsdt") == 0) { + acpi_rsdt_forced = 1; + } /* "acpi=noirq" disables ACPI interrupt routing */ else if (strcmp(arg, "noirq") == 0) { acpi_noirq_set(); diff --git a/arch/x86/kernel/acpi/cstate.c b/arch/x86/kernel/acpi/cstate.c index c2502eb..bbbe4bb 100644 --- a/arch/x86/kernel/acpi/cstate.c +++ b/arch/x86/kernel/acpi/cstate.c @@ -56,6 +56,7 @@ static struct cstate_entry *cpu_cstate_entry; /* per CPU ptr */ static short mwait_supported[ACPI_PROCESSOR_MAX_POWER]; #define MWAIT_SUBSTATE_MASK (0xf) +#define MWAIT_CSTATE_MASK (0xf) #define MWAIT_SUBSTATE_SIZE (4) #define CPUID_MWAIT_LEAF (5) @@ -66,39 +67,20 @@ static short mwait_supported[ACPI_PROCESSOR_MAX_POWER]; #define NATIVE_CSTATE_BEYOND_HALT (2) -int acpi_processor_ffh_cstate_probe(unsigned int cpu, - struct acpi_processor_cx *cx, struct acpi_power_register *reg) +static long acpi_processor_ffh_cstate_probe_cpu(void *_cx) { - struct cstate_entry *percpu_entry; - struct cpuinfo_x86 *c = &cpu_data(cpu); - - cpumask_t saved_mask; - int retval; + struct acpi_processor_cx *cx = _cx; + long retval; unsigned int eax, ebx, ecx, edx; unsigned int edx_part; unsigned int cstate_type; /* C-state type and not ACPI C-state type */ unsigned int num_cstate_subtype; - if (!cpu_cstate_entry || c->cpuid_level < CPUID_MWAIT_LEAF ) - return -1; - - if (reg->bit_offset != NATIVE_CSTATE_BEYOND_HALT) - return -1; - - percpu_entry = per_cpu_ptr(cpu_cstate_entry, cpu); - percpu_entry->states[cx->index].eax = 0; - percpu_entry->states[cx->index].ecx = 0; - - /* Make sure we are running on right CPU */ - saved_mask = current->cpus_allowed; - retval = set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu)); - if (retval) - return -1; - cpuid(CPUID_MWAIT_LEAF, &eax, &ebx, &ecx, &edx); /* Check whether this particular cx_type (in CST) is supported or not */ - cstate_type = (cx->address >> MWAIT_SUBSTATE_SIZE) + 1; + cstate_type = ((cx->address >> MWAIT_SUBSTATE_SIZE) & + MWAIT_CSTATE_MASK) + 1; edx_part = edx >> (cstate_type * MWAIT_SUBSTATE_SIZE); num_cstate_subtype = edx_part & MWAIT_SUBSTATE_MASK; @@ -114,21 +96,45 @@ int acpi_processor_ffh_cstate_probe(unsigned int cpu, retval = -1; goto out; } - percpu_entry->states[cx->index].ecx = MWAIT_ECX_INTERRUPT_BREAK; - - /* Use the hint in CST */ - percpu_entry->states[cx->index].eax = cx->address; if (!mwait_supported[cstate_type]) { mwait_supported[cstate_type] = 1; - printk(KERN_DEBUG "Monitor-Mwait will be used to enter C-%d " - "state\n", cx->type); + printk(KERN_DEBUG + "Monitor-Mwait will be used to enter C-%d " + "state\n", cx->type); } - snprintf(cx->desc, ACPI_CX_DESC_LEN, "ACPI FFH INTEL MWAIT 0x%x", - cx->address); - + snprintf(cx->desc, + ACPI_CX_DESC_LEN, "ACPI FFH INTEL MWAIT 0x%x", + cx->address); out: - set_cpus_allowed_ptr(current, &saved_mask); + return retval; +} + +int acpi_processor_ffh_cstate_probe(unsigned int cpu, + struct acpi_processor_cx *cx, struct acpi_power_register *reg) +{ + struct cstate_entry *percpu_entry; + struct cpuinfo_x86 *c = &cpu_data(cpu); + long retval; + + if (!cpu_cstate_entry || c->cpuid_level < CPUID_MWAIT_LEAF) + return -1; + + if (reg->bit_offset != NATIVE_CSTATE_BEYOND_HALT) + return -1; + + percpu_entry = per_cpu_ptr(cpu_cstate_entry, cpu); + percpu_entry->states[cx->index].eax = 0; + percpu_entry->states[cx->index].ecx = 0; + + /* Make sure we are running on right CPU */ + + retval = work_on_cpu(cpu, acpi_processor_ffh_cstate_probe_cpu, cx); + if (retval == 0) { + /* Use the hint in CST */ + percpu_entry->states[cx->index].eax = cx->address; + percpu_entry->states[cx->index].ecx = MWAIT_ECX_INTERRUPT_BREAK; + } return retval; } EXPORT_SYMBOL_GPL(acpi_processor_ffh_cstate_probe); diff --git a/arch/x86/kernel/acpi/sleep.c b/arch/x86/kernel/acpi/sleep.c index 806b4e9..707c1f6 100644 --- a/arch/x86/kernel/acpi/sleep.c +++ b/arch/x86/kernel/acpi/sleep.c @@ -159,6 +159,8 @@ static int __init acpi_sleep_setup(char *str) #endif if (strncmp(str, "old_ordering", 12) == 0) acpi_old_suspend_ordering(); + if (strncmp(str, "s4_nonvs", 8) == 0) + acpi_s4_no_nvs(); str = strchr(str, ','); if (str != NULL) str += strspn(str, ", \t"); diff --git a/arch/x86/kernel/apic.c b/arch/x86/kernel/apic.c index b13d3c4..566a084 100644 --- a/arch/x86/kernel/apic.c +++ b/arch/x86/kernel/apic.c @@ -31,9 +31,11 @@ #include <linux/dmi.h> #include <linux/dmar.h> #include <linux/ftrace.h> +#include <linux/smp.h> +#include <linux/nmi.h> +#include <linux/timex.h> #include <asm/atomic.h> -#include <asm/smp.h> #include <asm/mtrr.h> #include <asm/mpspec.h> #include <asm/desc.h> @@ -41,10 +43,8 @@ #include <asm/hpet.h> #include <asm/pgalloc.h> #include <asm/i8253.h> -#include <asm/nmi.h> #include <asm/idle.h> #include <asm/proto.h> -#include <asm/timex.h> #include <asm/apic.h> #include <asm/i8259.h> @@ -687,7 +687,7 @@ static int __init calibrate_APIC_clock(void) local_irq_enable(); if (levt->features & CLOCK_EVT_FEAT_DUMMY) { - pr_warning("APIC timer disabled due to verification failure.\n"); + pr_warning("APIC timer disabled due to verification failure\n"); return -1; } @@ -2087,14 +2087,12 @@ __cpuinit int apic_is_clustered_box(void) /* are we being called early in kernel startup? */ if (bios_cpu_apicid) { id = bios_cpu_apicid[i]; - } - else if (i < nr_cpu_ids) { + } else if (i < nr_cpu_ids) { if (cpu_present(i)) id = per_cpu(x86_bios_cpu_apicid, i); else continue; - } - else + } else break; if (id != BAD_APICID) diff --git a/arch/x86/kernel/apm_32.c b/arch/x86/kernel/apm_32.c index 3a26525..98807bb 100644 --- a/arch/x86/kernel/apm_32.c +++ b/arch/x86/kernel/apm_32.c @@ -160,9 +160,9 @@ * Work around byte swap bug in one of the Vaio's BIOS's * (Marc Boucher <marc@mbsi.ca>). * Exposed the disable flag to dmi so that we can handle known - * broken APM (Alan Cox <alan@redhat.com>). + * broken APM (Alan Cox <alan@lxorguk.ukuu.org.uk>). * 1.14ac: If the BIOS says "I slowed the CPU down" then don't spin - * calling it - instead idle. (Alan Cox <alan@redhat.com>) + * calling it - instead idle. (Alan Cox <alan@lxorguk.ukuu.org.uk>) * If an APM idle fails log it and idle sensibly * 1.15: Don't queue events to clients who open the device O_WRONLY. * Don't expect replies from clients who open the device O_RDONLY. diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index 3f95a40..83492b1 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c @@ -40,6 +40,26 @@ #include "cpu.h" +#ifdef CONFIG_X86_64 + +/* all of these masks are initialized in setup_cpu_local_masks() */ +cpumask_var_t cpu_callin_mask; +cpumask_var_t cpu_callout_mask; +cpumask_var_t cpu_initialized_mask; + +/* representing cpus for which sibling maps can be computed */ +cpumask_var_t cpu_sibling_setup_mask; + +#else /* CONFIG_X86_32 */ + +cpumask_t cpu_callin_map; +cpumask_t cpu_callout_map; +cpumask_t cpu_initialized; +cpumask_t cpu_sibling_setup_map; + +#endif /* CONFIG_X86_32 */ + + static struct cpu_dev *this_cpu __cpuinitdata; #ifdef CONFIG_X86_64 @@ -856,8 +876,6 @@ static __init int setup_disablecpuid(char *arg) } __setup("clearcpuid=", setup_disablecpuid); -cpumask_t cpu_initialized __cpuinitdata = CPU_MASK_NONE; - #ifdef CONFIG_X86_64 struct x8664_pda **_cpu_pda __read_mostly; EXPORT_SYMBOL(_cpu_pda); @@ -976,7 +994,7 @@ void __cpuinit cpu_init(void) me = current; - if (cpu_test_and_set(cpu, cpu_initialized)) + if (cpumask_test_and_set_cpu(cpu, cpu_initialized_mask)) panic("CPU#%d already initialized!\n", cpu); printk(KERN_INFO "Initializing CPU#%d\n", cpu); @@ -1085,7 +1103,7 @@ void __cpuinit cpu_init(void) struct tss_struct *t = &per_cpu(init_tss, cpu); struct thread_struct *thread = &curr->thread; - if (cpu_test_and_set(cpu, cpu_initialized)) { + if (cpumask_test_and_set_cpu(cpu, cpu_initialized_mask)) { printk(KERN_WARNING "CPU#%d already initialized!\n", cpu); for (;;) local_irq_enable(); } diff --git a/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c b/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c index 28102ad..06fcd8f 100644 --- a/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c +++ b/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c @@ -145,13 +145,14 @@ typedef union { struct drv_cmd { unsigned int type; - cpumask_t mask; + cpumask_var_t mask; drv_addr_union addr; u32 val; }; -static void do_drv_read(struct drv_cmd *cmd) +static long do_drv_read(void *_cmd) { + struct drv_cmd *cmd = _cmd; u32 h; switch (cmd->type) { @@ -166,10 +167,12 @@ static void do_drv_read(struct drv_cmd *cmd) default: break; } + return 0; } -static void do_drv_write(struct drv_cmd *cmd) +static long do_drv_write(void *_cmd) { + struct drv_cmd *cmd = _cmd; u32 lo, hi; switch (cmd->type) { @@ -186,48 +189,41 @@ static void do_drv_write(struct drv_cmd *cmd) default: break; } + return 0; } static void drv_read(struct drv_cmd *cmd) { - cpumask_t saved_mask = current->cpus_allowed; cmd->val = 0; - set_cpus_allowed_ptr(current, &cmd->mask); - do_drv_read(cmd); - set_cpus_allowed_ptr(current, &saved_mask); + work_on_cpu(cpumask_any(cmd->mask), do_drv_read, cmd); } static void drv_write(struct drv_cmd *cmd) { - cpumask_t saved_mask = current->cpus_allowed; unsigned int i; - for_each_cpu_mask_nr(i, cmd->mask) { - set_cpus_allowed_ptr(current, &cpumask_of_cpu(i)); - do_drv_write(cmd); + for_each_cpu(i, cmd->mask) { + work_on_cpu(i, do_drv_write, cmd); } - - set_cpus_allowed_ptr(current, &saved_mask); - return; } -static u32 get_cur_val(const cpumask_t *mask) +static u32 get_cur_val(const struct cpumask *mask) { struct acpi_processor_performance *perf; struct drv_cmd cmd; - if (unlikely(cpus_empty(*mask))) + if (unlikely(cpumask_empty(mask))) return 0; - switch (per_cpu(drv_data, first_cpu(*mask))->cpu_feature) { + switch (per_cpu(drv_data, cpumask_first(mask))->cpu_feature) { case SYSTEM_INTEL_MSR_CAPABLE: cmd.type = SYSTEM_INTEL_MSR_CAPABLE; cmd.addr.msr.reg = MSR_IA32_PERF_STATUS; break; case SYSTEM_IO_CAPABLE: cmd.type = SYSTEM_IO_CAPABLE; - perf = per_cpu(drv_data, first_cpu(*mask))->acpi_data; + perf = per_cpu(drv_data, cpumask_first(mask))->acpi_data; cmd.addr.io.port = perf->control_register.address; cmd.addr.io.bit_width = perf->control_register.bit_width; break; @@ -235,15 +231,44 @@ static u32 get_cur_val(const cpumask_t *mask) return 0; } - cmd.mask = *mask; + if (unlikely(!alloc_cpumask_var(&cmd.mask, GFP_KERNEL))) + return 0; + + cpumask_copy(cmd.mask, mask); drv_read(&cmd); + free_cpumask_var(cmd.mask); + dprintk("get_cur_val = %u\n", cmd.val); return cmd.val; } +struct perf_cur { + union { + struct { + u32 lo; + u32 hi; + } split; + u64 whole; + } aperf_cur, mperf_cur; +}; + + +static long read_measured_perf_ctrs(void *_cur) +{ + struct perf_cur *cur = _cur; + + rdmsr(MSR_IA32_APERF, cur->aperf_cur.split.lo, cur->aperf_cur.split.hi); + rdmsr(MSR_IA32_MPERF, cur->mperf_cur.split.lo, cur->mperf_cur.split.hi); + + wrmsr(MSR_IA32_APERF, 0, 0); + wrmsr(MSR_IA32_MPERF, 0, 0); + + return 0; +} + /* * Return the measured active (C0) frequency on this CPU since last call * to this function. @@ -260,31 +285,12 @@ static u32 get_cur_val(const cpumask_t *mask) static unsigned int get_measured_perf(struct cpufreq_policy *policy, unsigned int cpu) { - union { - struct { - u32 lo; - u32 hi; - } split; - u64 whole; - } aperf_cur, mperf_cur; - - cpumask_t saved_mask; + struct perf_cur cur; unsigned int perf_percent; unsigned int retval; - saved_mask = current->cpus_allowed; - set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu)); - if (get_cpu() != cpu) { - /* We were not able to run on requested processor */ - put_cpu(); + if (!work_on_cpu(cpu, read_measured_perf_ctrs, &cur)) return 0; - } - - rdmsr(MSR_IA32_APERF, aperf_cur.split.lo, aperf_cur.split.hi); - rdmsr(MSR_IA32_MPERF, mperf_cur.split.lo, mperf_cur.split.hi); - - wrmsr(MSR_IA32_APERF, 0,0); - wrmsr(MSR_IA32_MPERF, 0,0); #ifdef __i386__ /* @@ -292,37 +298,39 @@ static unsigned int get_measured_perf(struct cpufreq_policy *policy, * Get an approximate value. Return failure in case we cannot get * an approximate value. */ - if (unlikely(aperf_cur.split.hi || mperf_cur.split.hi)) { + if (unlikely(cur.aperf_cur.split.hi || cur.mperf_cur.split.hi)) { int shift_count; u32 h; - h = max_t(u32, aperf_cur.split.hi, mperf_cur.split.hi); + h = max_t(u32, cur.aperf_cur.split.hi, cur.mperf_cur.split.hi); shift_count = fls(h); - aperf_cur.whole >>= shift_count; - mperf_cur.whole >>= shift_count; + cur.aperf_cur.whole >>= shift_count; + cur.mperf_cur.whole >>= shift_count; } - if (((unsigned long)(-1) / 100) < aperf_cur.split.lo) { + if (((unsigned long)(-1) / 100) < cur.aperf_cur.split.lo) { int shift_count = 7; - aperf_cur.split.lo >>= shift_count; - mperf_cur.split.lo >>= shift_count; + cur.aperf_cur.split.lo >>= shift_count; + cur.mperf_cur.split.lo >>= shift_count; } - if (aperf_cur.split.lo && mperf_cur.split.lo) - perf_percent = (aperf_cur.split.lo * 100) / mperf_cur.split.lo; + if (cur.aperf_cur.split.lo && cur.mperf_cur.split.lo) + perf_percent = (cur.aperf_cur.split.lo * 100) / + cur.mperf_cur.split.lo; else perf_percent = 0; #else - if (unlikely(((unsigned long)(-1) / 100) < aperf_cur.whole)) { + if (unlikely(((unsigned long)(-1) / 100) < cur.aperf_cur.whole)) { int shift_count = 7; - aperf_cur.whole >>= shift_count; - mperf_cur.whole >>= shift_count; + cur.aperf_cur.whole >>= shift_count; + cur.mperf_cur.whole >>= shift_count; } - if (aperf_cur.whole && mperf_cur.whole) - perf_percent = (aperf_cur.whole * 100) / mperf_cur.whole; + if (cur.aperf_cur.whole && cur.mperf_cur.whole) + perf_percent = (cur.aperf_cur.whole * 100) / + cur.mperf_cur.whole; else perf_percent = 0; @@ -330,10 +338,6 @@ static unsigned int get_measured_perf(struct cpufreq_policy *policy, retval = per_cpu(drv_data, policy->cpu)->max_freq * perf_percent / 100; - put_cpu(); - set_cpus_allowed_ptr(current, &saved_mask); - - dprintk("cpu %d: performance percent %d\n", cpu, perf_percent); return retval; } @@ -351,7 +355,7 @@ static unsigned int get_cur_freq_on_cpu(unsigned int cpu) } cached_freq = data->freq_table[data->acpi_data->state].frequency; - freq = extract_freq(get_cur_val(&cpumask_of_cpu(cpu)), data); + freq = extract_freq(get_cur_val(cpumask_of(cpu)), data); if (freq != cached_freq) { /* * The dreaded BIOS frequency change behind our back. @@ -386,7 +390,6 @@ static int acpi_cpufreq_target(struct cpufreq_policy *policy, struct acpi_cpufreq_data *data = per_cpu(drv_data, policy->cpu); struct acpi_processor_performance *perf; struct cpufreq_freqs freqs; - cpumask_t online_policy_cpus; struct drv_cmd cmd; unsigned int next_state = 0; /* Index into freq_table */ unsigned int next_perf_state = 0; /* Index into perf table */ @@ -401,20 +404,18 @@ static int acpi_cpufreq_target(struct cpufreq_policy *policy, return -ENODEV; } + if (unlikely(!alloc_cpumask_var(&cmd.mask, GFP_KERNEL))) + return -ENOMEM; + perf = data->acpi_data; result = cpufreq_frequency_table_target(policy, data->freq_table, target_freq, relation, &next_state); - if (unlikely(result)) - return -ENODEV; - -#ifdef CONFIG_HOTPLUG_CPU - /* cpufreq holds the hotplug lock, so we are safe from here on */ - cpus_and(online_policy_cpus, cpu_online_map, policy->cpus); -#else - online_policy_cpus = policy->cpus; -#endif + if (unlikely(result)) { + result = -ENODEV; + goto out; + } next_perf_state = data->freq_table[next_state].index; if (perf->state == next_perf_state) { @@ -425,7 +426,7 @@ static int acpi_cpufreq_target(struct cpufreq_policy *policy, } else { dprintk("Already at target state (P%d)\n", next_perf_state); - return 0; + goto out; } } @@ -444,19 +445,19 @@ static int acpi_cpufreq_target(struct cpufreq_policy *policy, cmd.val = (u32) perf->states[next_perf_state].control; break; default: - return -ENODEV; + result = -ENODEV; + goto out; } - cpus_clear(cmd.mask); - + /* cpufreq holds the hotplug lock, so we are safe from here on */ if (policy->shared_type != CPUFREQ_SHARED_TYPE_ANY) - cmd.mask = online_policy_cpus; + cpumask_and(cmd.mask, cpu_online_mask, policy->cpus); else - cpu_set(policy->cpu, cmd.mask); + cpumask_copy(cmd.mask, cpumask_of(policy->cpu)); freqs.old = perf->states[perf->state].core_frequency * 1000; freqs.new = data->freq_table[next_state].frequency; - for_each_cpu_mask_nr(i, cmd.mask) { + for_each_cpu(i, cmd.mask) { freqs.cpu = i; cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE); } @@ -464,19 +465,22 @@ static int acpi_cpufreq_target(struct cpufreq_policy *policy, drv_write(&cmd); if (acpi_pstate_strict) { - if (!check_freqs(&cmd.mask, freqs.new, data)) { + if (!check_freqs(cmd.mask, freqs.new, data)) { dprintk("acpi_cpufreq_target failed (%d)\n", policy->cpu); - return -EAGAIN; + result = -EAGAIN; + goto out; } } - for_each_cpu_mask_nr(i, cmd.mask) { + for_each_cpu(i, cmd.mask) { freqs.cpu = i; cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE); } perf->state = next_perf_state; +out: + free_cpumask_var(cmd.mask); return result; } @@ -626,15 +630,15 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy) */ if (policy->shared_type == CPUFREQ_SHARED_TYPE_ALL || policy->shared_type == CPUFREQ_SHARED_TYPE_ANY) { - cpumask_copy(&policy->cpus, perf->shared_cpu_map); + cpumask_copy(policy->cpus, perf->shared_cpu_map); } - cpumask_copy(&policy->related_cpus, perf->shared_cpu_map); + cpumask_copy(policy->related_cpus, perf->shared_cpu_map); #ifdef CONFIG_SMP dmi_check_system(sw_any_bug_dmi_table); - if (bios_with_sw_any_bug && cpus_weight(policy->cpus) == 1) { + if (bios_with_sw_any_bug && cpumask_weight(policy->cpus) == 1) { policy->shared_type = CPUFREQ_SHARED_TYPE_ALL; - policy->cpus = per_cpu(cpu_core_map, cpu); + cpumask_copy(policy->cpus, cpu_core_mask(cpu)); } #endif diff --git a/arch/x86/kernel/cpu/cpufreq/longhaul.c b/arch/x86/kernel/cpu/cpufreq/longhaul.c index b046185..a4cff5d 100644 --- a/arch/x86/kernel/cpu/cpufreq/longhaul.c +++ b/arch/x86/kernel/cpu/cpufreq/longhaul.c @@ -982,7 +982,7 @@ static int __init longhaul_init(void) case 10: printk(KERN_ERR PFX "Use acpi-cpufreq driver for VIA C7\n"); default: - ;; + ; } return -ENODEV; diff --git a/arch/x86/kernel/cpu/cpufreq/p4-clockmod.c b/arch/x86/kernel/cpu/cpufreq/p4-clockmod.c index beea446..b585e04c 100644 --- a/arch/x86/kernel/cpu/cpufreq/p4-clockmod.c +++ b/arch/x86/kernel/cpu/cpufreq/p4-clockmod.c @@ -122,7 +122,7 @@ static int cpufreq_p4_target(struct cpufreq_policy *policy, return 0; /* notifiers */ - for_each_cpu_mask_nr(i, policy->cpus) { + for_each_cpu(i, policy->cpus) { freqs.cpu = i; cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE); } @@ -130,11 +130,11 @@ static int cpufreq_p4_target(struct cpufreq_policy *policy, /* run on each logical CPU, see section 13.15.3 of IA32 Intel Architecture Software * Developer's Manual, Volume 3 */ - for_each_cpu_mask_nr(i, policy->cpus) + for_each_cpu(i, policy->cpus) cpufreq_p4_setdc(i, p4clockmod_table[newstate].index); /* notifiers */ - for_each_cpu_mask_nr(i, policy->cpus) { + for_each_cpu(i, policy->cpus) { freqs.cpu = i; cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE); } @@ -203,7 +203,7 @@ static int cpufreq_p4_cpu_init(struct cpufreq_policy *policy) unsigned int i; #ifdef CONFIG_SMP - policy->cpus = per_cpu(cpu_sibling_map, policy->cpu); + cpumask_copy(policy->cpus, &per_cpu(cpu_sibling_map, policy->cpu)); #endif /* Errata workaround */ diff --git a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c index c3c9adb..5c28b37 100644 --- a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c +++ b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c @@ -1199,10 +1199,10 @@ static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol) set_cpus_allowed_ptr(current, &oldmask); if (cpu_family == CPU_HW_PSTATE) - pol->cpus = cpumask_of_cpu(pol->cpu); + cpumask_copy(pol->cpus, cpumask_of(pol->cpu)); else - pol->cpus = per_cpu(cpu_core_map, pol->cpu); - data->available_cores = &(pol->cpus); + cpumask_copy(pol->cpus, &per_cpu(cpu_core_map, pol->cpu)); + data->available_cores = pol->cpus; /* Take a crude guess here. * That guess was in microseconds, so multiply with 1000 */ diff --git a/arch/x86/kernel/cpu/cpufreq/powernow-k8.h b/arch/x86/kernel/cpu/cpufreq/powernow-k8.h index 65cfb5d..8ecc75b 100644 --- a/arch/x86/kernel/cpu/cpufreq/powernow-k8.h +++ b/arch/x86/kernel/cpu/cpufreq/powernow-k8.h @@ -53,7 +53,7 @@ struct powernow_k8_data { /* we need to keep track of associated cores, but let cpufreq * handle hotplug events - so just point at cpufreq pol->cpus * structure */ - cpumask_t *available_cores; + struct cpumask *available_cores; }; diff --git a/arch/x86/kernel/cpu/cpufreq/speedstep-centrino.c b/arch/x86/kernel/cpu/cpufreq/speedstep-centrino.c index f0ea6fa..f089982 100644 --- a/arch/x86/kernel/cpu/cpufreq/speedstep-centrino.c +++ b/arch/x86/kernel/cpu/cpufreq/speedstep-centrino.c @@ -458,11 +458,6 @@ static int centrino_verify (struct cpufreq_policy *policy) * * Sets a new CPUFreq policy. */ -struct allmasks { - cpumask_t saved_mask; - cpumask_t covered_cpus; -}; - static int centrino_target (struct cpufreq_policy *policy, unsigned int target_freq, unsigned int relation) @@ -472,12 +467,15 @@ static int centrino_target (struct cpufreq_policy *policy, struct cpufreq_freqs freqs; int retval = 0; unsigned int j, k, first_cpu, tmp; - CPUMASK_ALLOC(allmasks); - CPUMASK_PTR(saved_mask, allmasks); - CPUMASK_PTR(covered_cpus, allmasks); + cpumask_var_t saved_mask, covered_cpus; - if (unlikely(allmasks == NULL)) + if (unlikely(!alloc_cpumask_var(&saved_mask, GFP_KERNEL))) return -ENOMEM; + if (unlikely(!alloc_cpumask_var(&covered_cpus, GFP_KERNEL))) { + free_cpumask_var(saved_mask); + return -ENOMEM; + } + cpumask_copy(saved_mask, ¤t->cpus_allowed); if (unlikely(per_cpu(centrino_model, cpu) == NULL)) { retval = -ENODEV; @@ -493,11 +491,9 @@ static int centrino_target (struct cpufreq_policy *policy, goto out; } - *saved_mask = current->cpus_allowed; first_cpu = 1; - cpus_clear(*covered_cpus); - for_each_cpu_mask_nr(j, policy->cpus) { - const cpumask_t *mask; + for_each_cpu(j, policy->cpus) { + const struct cpumask *mask; /* cpufreq holds the hotplug lock, so we are safe here */ if (!cpu_online(j)) @@ -508,9 +504,9 @@ static int centrino_target (struct cpufreq_policy *policy, * Make sure we are running on CPU that wants to change freq */ if (policy->shared_type == CPUFREQ_SHARED_TYPE_ANY) - mask = &policy->cpus; + mask = policy->cpus; else - mask = &cpumask_of_cpu(j); + mask = cpumask_of(j); set_cpus_allowed_ptr(current, mask); preempt_disable(); @@ -542,7 +538,7 @@ static int centrino_target (struct cpufreq_policy *policy, dprintk("target=%dkHz old=%d new=%d msr=%04x\n", target_freq, freqs.old, freqs.new, msr); - for_each_cpu_mask_nr(k, policy->cpus) { + for_each_cpu(k, policy->cpus) { if (!cpu_online(k)) continue; freqs.cpu = k; @@ -567,7 +563,7 @@ static int centrino_target (struct cpufreq_policy *policy, preempt_enable(); } - for_each_cpu_mask_nr(k, policy->cpus) { + for_each_cpu(k, policy->cpus) { if (!cpu_online(k)) continue; freqs.cpu = k; @@ -590,7 +586,7 @@ static int centrino_target (struct cpufreq_policy *policy, tmp = freqs.new; freqs.new = freqs.old; freqs.old = tmp; - for_each_cpu_mask_nr(j, policy->cpus) { + for_each_cpu(j, policy->cpus) { if (!cpu_online(j)) continue; cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE); @@ -605,7 +601,8 @@ migrate_end: preempt_enable(); set_cpus_allowed_ptr(current, saved_mask); out: - CPUMASK_FREE(allmasks); + free_cpumask_var(saved_mask); + free_cpumask_var(covered_cpus); return retval; } diff --git a/arch/x86/kernel/cpu/cpufreq/speedstep-ich.c b/arch/x86/kernel/cpu/cpufreq/speedstep-ich.c index 04d0376..dedc1e9 100644 --- a/arch/x86/kernel/cpu/cpufreq/speedstep-ich.c +++ b/arch/x86/kernel/cpu/cpufreq/speedstep-ich.c @@ -229,7 +229,7 @@ static unsigned int speedstep_detect_chipset (void) return 0; } -static unsigned int _speedstep_get(const cpumask_t *cpus) +static unsigned int _speedstep_get(const struct cpumask *cpus) { unsigned int speed; cpumask_t cpus_allowed; @@ -244,7 +244,7 @@ static unsigned int _speedstep_get(const cpumask_t *cpus) static unsigned int speedstep_get(unsigned int cpu) { - return _speedstep_get(&cpumask_of_cpu(cpu)); + return _speedstep_get(cpumask_of(cpu)); } /** @@ -267,7 +267,7 @@ static int speedstep_target (struct cpufreq_policy *policy, if (cpufreq_frequency_table_target(policy, &speedstep_freqs[0], target_freq, relation, &newstate)) return -EINVAL; - freqs.old = _speedstep_get(&policy->cpus); + freqs.old = _speedstep_get(policy->cpus); freqs.new = speedstep_freqs[newstate].frequency; freqs.cpu = policy->cpu; @@ -279,20 +279,20 @@ static int speedstep_target (struct cpufreq_policy *policy, cpus_allowed = current->cpus_allowed; - for_each_cpu_mask_nr(i, policy->cpus) { + for_each_cpu(i, policy->cpus) { freqs.cpu = i; cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE); } /* switch to physical CPU where state is to be changed */ - set_cpus_allowed_ptr(current, &policy->cpus); + set_cpus_allowed_ptr(current, policy->cpus); speedstep_set_state(newstate); /* allow to be run on all CPUs */ set_cpus_allowed_ptr(current, &cpus_allowed); - for_each_cpu_mask_nr(i, policy->cpus) { + for_each_cpu(i, policy->cpus) { freqs.cpu = i; cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE); } @@ -322,11 +322,11 @@ static int speedstep_cpu_init(struct cpufreq_policy *policy) /* only run on CPU to be set, or on its sibling */ #ifdef CONFIG_SMP - policy->cpus = per_cpu(cpu_sibling_map, policy->cpu); + cpumask_copy(policy->cpus, &per_cpu(cpu_sibling_map, policy->cpu)); #endif cpus_allowed = current->cpus_allowed; - set_cpus_allowed_ptr(current, &policy->cpus); + set_cpus_allowed_ptr(current, policy->cpus); /* detect low and high frequency and transition latency */ result = speedstep_get_freqs(speedstep_processor, @@ -339,7 +339,7 @@ static int speedstep_cpu_init(struct cpufreq_policy *policy) return result; /* get current speed setting */ - speed = _speedstep_get(&policy->cpus); + speed = _speedstep_get(policy->cpus); if (!speed) return -EIO; diff --git a/arch/x86/kernel/cpu/mcheck/mce_32.c b/arch/x86/kernel/cpu/mcheck/mce_32.c index 0ebf3fc..dfaebce 100644 --- a/arch/x86/kernel/cpu/mcheck/mce_32.c +++ b/arch/x86/kernel/cpu/mcheck/mce_32.c @@ -1,6 +1,6 @@ /* * mce.c - x86 Machine Check Exception Reporting - * (c) 2002 Alan Cox <alan@redhat.com>, Dave Jones <davej@redhat.com> + * (c) 2002 Alan Cox <alan@lxorguk.ukuu.org.uk>, Dave Jones <davej@redhat.com> */ #include <linux/init.h> diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd_64.c b/arch/x86/kernel/cpu/mcheck/mce_amd_64.c index a5a5e05..8ae8c4f 100644 --- a/arch/x86/kernel/cpu/mcheck/mce_amd_64.c +++ b/arch/x86/kernel/cpu/mcheck/mce_amd_64.c @@ -462,7 +462,7 @@ out_free: return err; } -static long local_allocate_threshold_blocks(void *_bank) +static __cpuinit long local_allocate_threshold_blocks(void *_bank) { unsigned int *bank = _bank; diff --git a/arch/x86/kernel/cpu/mcheck/p5.c b/arch/x86/kernel/cpu/mcheck/p5.c index bfa5817..c9f77ea 100644 --- a/arch/x86/kernel/cpu/mcheck/p5.c +++ b/arch/x86/kernel/cpu/mcheck/p5.c @@ -1,6 +1,6 @@ /* * P5 specific Machine Check Exception Reporting - * (C) Copyright 2002 Alan Cox <alan@redhat.com> + * (C) Copyright 2002 Alan Cox <alan@lxorguk.ukuu.org.uk> */ #include <linux/init.h> diff --git a/arch/x86/kernel/cpu/mcheck/p6.c b/arch/x86/kernel/cpu/mcheck/p6.c index 62efc9c..2ac52d7 100644 --- a/arch/x86/kernel/cpu/mcheck/p6.c +++ b/arch/x86/kernel/cpu/mcheck/p6.c @@ -1,6 +1,6 @@ /* * P6 specific Machine Check Exception Reporting - * (C) Copyright 2002 Alan Cox <alan@redhat.com> + * (C) Copyright 2002 Alan Cox <alan@lxorguk.ukuu.org.uk> */ #include <linux/init.h> diff --git a/arch/x86/kernel/cpu/mcheck/winchip.c b/arch/x86/kernel/cpu/mcheck/winchip.c index f2be3e1..2a043d8 100644 --- a/arch/x86/kernel/cpu/mcheck/winchip.c +++ b/arch/x86/kernel/cpu/mcheck/winchip.c @@ -1,6 +1,6 @@ /* * IDT Winchip specific Machine Check Exception Reporting - * (C) Copyright 2002 Alan Cox <alan@redhat.com> + * (C) Copyright 2002 Alan Cox <alan@lxorguk.ukuu.org.uk> */ #include <linux/init.h> diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c index 65a1394..e858268 100644 --- a/arch/x86/kernel/e820.c +++ b/arch/x86/kernel/e820.c @@ -665,6 +665,27 @@ void __init e820_mark_nosave_regions(unsigned long limit_pfn) } #endif +#ifdef CONFIG_HIBERNATION +/** + * Mark ACPI NVS memory region, so that we can save/restore it during + * hibernation and the subsequent resume. + */ +static int __init e820_mark_nvs_memory(void) +{ + int i; + + for (i = 0; i < e820.nr_map; i++) { + struct e820entry *ei = &e820.map[i]; + + if (ei->type == E820_NVS) + hibernate_nvs_register(ei->addr, ei->size); + } + + return 0; +} +core_initcall(e820_mark_nvs_memory); +#endif + /* * Early reserved memory areas. */ diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c index 744aa7f..76b8cd9 100644 --- a/arch/x86/kernel/early-quirks.c +++ b/arch/x86/kernel/early-quirks.c @@ -201,6 +201,12 @@ struct chipset { void (*f)(int num, int slot, int func); }; +/* + * Only works for devices on the root bus. If you add any devices + * not on bus 0 readd another loop level in early_quirks(). But + * be careful because at least the Nvidia quirk here relies on + * only matching on bus 0. + */ static struct chipset early_qrk[] __initdata = { { PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID, PCI_CLASS_BRIDGE_PCI, PCI_ANY_ID, QFLAG_APPLY_ONCE, nvidia_bugs }, @@ -267,17 +273,17 @@ static int __init check_dev_quirk(int num, int slot, int func) void __init early_quirks(void) { - int num, slot, func; + int slot, func; if (!early_pci_allowed()) return; /* Poor man's PCI discovery */ - for (num = 0; num < 32; num++) - for (slot = 0; slot < 32; slot++) - for (func = 0; func < 8; func++) { - /* Only probe function 0 on single fn devices */ - if (check_dev_quirk(num, slot, func)) - break; - } + /* Only scan the root bus */ + for (slot = 0; slot < 32; slot++) + for (func = 0; func < 8; func++) { + /* Only probe function 0 on single fn devices */ + if (check_dev_quirk(0, slot, func)) + break; + } } diff --git a/arch/x86/kernel/head_64.S b/arch/x86/kernel/head_64.S index 26cfdc1..0e275d4 100644 --- a/arch/x86/kernel/head_64.S +++ b/arch/x86/kernel/head_64.S @@ -305,7 +305,7 @@ ENTRY(early_idt_handler) call dump_stack #ifdef CONFIG_KALLSYMS leaq early_idt_ripmsg(%rip),%rdi - movq 8(%rsp),%rsi # get rip again + movq 0(%rsp),%rsi # get rip again call __print_symbol #endif #endif /* EARLY_PRINTK */ diff --git a/arch/x86/kernel/i8259.c b/arch/x86/kernel/i8259.c index 4b8a53d..11d5093 100644 --- a/arch/x86/kernel/i8259.c +++ b/arch/x86/kernel/i8259.c @@ -11,15 +11,15 @@ #include <linux/kernel_stat.h> #include <linux/sysdev.h> #include <linux/bitops.h> +#include <linux/acpi.h> +#include <linux/io.h> +#include <linux/delay.h> -#include <asm/acpi.h> #include <asm/atomic.h> #include <asm/system.h> -#include <asm/io.h> #include <asm/timer.h> #include <asm/hw_irq.h> #include <asm/pgtable.h> -#include <asm/delay.h> #include <asm/desc.h> #include <asm/apic.h> #include <asm/arch_hooks.h> @@ -323,7 +323,7 @@ void init_8259A(int auto_eoi) outb_pic(0x11, PIC_MASTER_CMD); /* ICW1: select 8259A-1 init */ /* ICW2: 8259A-1 IR0-7 mapped to 0x30-0x37 on x86-64, - to 0x20-0x27 on i386 */ + to 0x20-0x27 on i386 */ outb_pic(IRQ0_VECTOR, PIC_MASTER_IMR); /* 8259A-1 (the master) has a slave on IR2 */ diff --git a/arch/x86/kernel/io_apic.c b/arch/x86/kernel/io_apic.c index 3639442..1c4a130 100644 --- a/arch/x86/kernel/io_apic.c +++ b/arch/x86/kernel/io_apic.c @@ -129,7 +129,6 @@ static struct irq_pin_list *get_one_free_irq_2_pin(int cpu) node = cpu_to_node(cpu); pin = kzalloc_node(sizeof(*pin), GFP_ATOMIC, node); - printk(KERN_DEBUG " alloc irq_2_pin on cpu %d node %d\n", cpu, node); return pin; } @@ -227,7 +226,6 @@ static struct irq_cfg *get_one_free_irq_cfg(int cpu) cpumask_clear(cfg->old_domain); } } - printk(KERN_DEBUG " alloc irq_cfg on cpu %d node %d\n", cpu, node); return cfg; } diff --git a/arch/x86/kernel/ioport.c b/arch/x86/kernel/ioport.c index 1919143..b12208f 100644 --- a/arch/x86/kernel/ioport.c +++ b/arch/x86/kernel/ioport.c @@ -35,8 +35,8 @@ static void set_bitmap(unsigned long *bitmap, unsigned int base, */ asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int turn_on) { - struct thread_struct * t = ¤t->thread; - struct tss_struct * tss; + struct thread_struct *t = ¤t->thread; + struct tss_struct *tss; unsigned int i, max_long, bytes, bytes_updated; if ((from + num <= from) || (from + num > IO_BITMAP_BITS)) diff --git a/arch/x86/kernel/irq.c b/arch/x86/kernel/irq.c index bce53e1..3973e2d 100644 --- a/arch/x86/kernel/irq.c +++ b/arch/x86/kernel/irq.c @@ -5,10 +5,10 @@ #include <linux/interrupt.h> #include <linux/kernel_stat.h> #include <linux/seq_file.h> +#include <linux/smp.h> #include <asm/apic.h> #include <asm/io_apic.h> -#include <asm/smp.h> #include <asm/irq.h> atomic_t irq_err_count; diff --git a/arch/x86/kernel/irq_32.c b/arch/x86/kernel/irq_32.c index 9dc5588..74b9ff7 100644 --- a/arch/x86/kernel/irq_32.c +++ b/arch/x86/kernel/irq_32.c @@ -15,9 +15,9 @@ #include <linux/notifier.h> #include <linux/cpu.h> #include <linux/delay.h> +#include <linux/uaccess.h> #include <asm/apic.h> -#include <asm/uaccess.h> DEFINE_PER_CPU_SHARED_ALIGNED(irq_cpustat_t, irq_stat); EXPORT_PER_CPU_SYMBOL(irq_stat); @@ -93,7 +93,7 @@ execute_on_irq_stack(int overflow, struct irq_desc *desc, int irq) return 0; /* build the stack frame on the IRQ stack */ - isp = (u32 *) ((char*)irqctx + sizeof(*irqctx)); + isp = (u32 *) ((char *)irqctx + sizeof(*irqctx)); irqctx->tinfo.task = curctx->tinfo.task; irqctx->tinfo.previous_esp = current_stack_pointer; @@ -137,7 +137,7 @@ void __cpuinit irq_ctx_init(int cpu) hardirq_ctx[cpu] = irqctx; - irqctx = (union irq_ctx*) &softirq_stack[cpu*THREAD_SIZE]; + irqctx = (union irq_ctx *) &softirq_stack[cpu*THREAD_SIZE]; irqctx->tinfo.task = NULL; irqctx->tinfo.exec_domain = NULL; irqctx->tinfo.cpu = cpu; @@ -147,7 +147,7 @@ void __cpuinit irq_ctx_init(int cpu) softirq_ctx[cpu] = irqctx; printk(KERN_DEBUG "CPU %u irqstacks, hard=%p soft=%p\n", - cpu,hardirq_ctx[cpu],softirq_ctx[cpu]); + cpu, hardirq_ctx[cpu], softirq_ctx[cpu]); } void irq_ctx_exit(int cpu) @@ -174,7 +174,7 @@ asmlinkage void do_softirq(void) irqctx->tinfo.previous_esp = current_stack_pointer; /* build the stack frame on the softirq stack */ - isp = (u32*) ((char*)irqctx + sizeof(*irqctx)); + isp = (u32 *) ((char *)irqctx + sizeof(*irqctx)); call_on_stack(__do_softirq, isp); /* diff --git a/arch/x86/kernel/irq_64.c b/arch/x86/kernel/irq_64.c index 6383d50..63c88e6 100644 --- a/arch/x86/kernel/irq_64.c +++ b/arch/x86/kernel/irq_64.c @@ -14,10 +14,10 @@ #include <linux/module.h> #include <linux/delay.h> #include <linux/ftrace.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> +#include <linux/smp.h> #include <asm/io_apic.h> #include <asm/idle.h> -#include <asm/smp.h> /* * Probabilistic stack overflow check: @@ -142,18 +142,18 @@ extern void call_softirq(void); asmlinkage void do_softirq(void) { - __u32 pending; - unsigned long flags; + __u32 pending; + unsigned long flags; - if (in_interrupt()) - return; + if (in_interrupt()) + return; - local_irq_save(flags); - pending = local_softirq_pending(); - /* Switch to interrupt stack */ - if (pending) { + local_irq_save(flags); + pending = local_softirq_pending(); + /* Switch to interrupt stack */ + if (pending) { call_softirq(); WARN_ON_ONCE(softirq_count()); } - local_irq_restore(flags); + local_irq_restore(flags); } diff --git a/arch/x86/kernel/irqinit_32.c b/arch/x86/kernel/irqinit_32.c index 8472329..1507ad4e 100644 --- a/arch/x86/kernel/irqinit_32.c +++ b/arch/x86/kernel/irqinit_32.c @@ -9,18 +9,18 @@ #include <linux/kernel_stat.h> #include <linux/sysdev.h> #include <linux/bitops.h> +#include <linux/io.h> +#include <linux/delay.h> #include <asm/atomic.h> #include <asm/system.h> -#include <asm/io.h> #include <asm/timer.h> #include <asm/pgtable.h> -#include <asm/delay.h> #include <asm/desc.h> #include <asm/apic.h> #include <asm/arch_hooks.h> #include <asm/i8259.h> - +#include <asm/traps.h> /* @@ -34,12 +34,10 @@ * leads to races. IBM designers who came up with it should * be shot. */ - static irqreturn_t math_error_irq(int cpl, void *dev_id) { - extern void math_error(void __user *); - outb(0,0xF0); + outb(0, 0xF0); if (ignore_fpu_irq || !boot_cpu_data.hard_math) return IRQ_NONE; math_error((void __user *)get_irq_regs()->ip); @@ -56,7 +54,7 @@ static struct irqaction fpu_irq = { .name = "fpu", }; -void __init init_ISA_irqs (void) +void __init init_ISA_irqs(void) { int i; diff --git a/arch/x86/kernel/irqinit_64.c b/arch/x86/kernel/irqinit_64.c index 31ebfe3..da481a1 100644 --- a/arch/x86/kernel/irqinit_64.c +++ b/arch/x86/kernel/irqinit_64.c @@ -11,14 +11,14 @@ #include <linux/kernel_stat.h> #include <linux/sysdev.h> #include <linux/bitops.h> +#include <linux/acpi.h> +#include <linux/io.h> +#include <linux/delay.h> -#include <asm/acpi.h> #include <asm/atomic.h> #include <asm/system.h> -#include <asm/io.h> #include <asm/hw_irq.h> #include <asm/pgtable.h> -#include <asm/delay.h> #include <asm/desc.h> #include <asm/apic.h> #include <asm/i8259.h> @@ -81,7 +81,7 @@ int vector_used_by_percpu_irq(unsigned int vector) return 0; } -void __init init_ISA_irqs(void) +static void __init init_ISA_irqs(void) { int i; diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c index c5c5b8d..c0601c2 100644 --- a/arch/x86/kernel/mpparse.c +++ b/arch/x86/kernel/mpparse.c @@ -2,7 +2,7 @@ * Intel Multiprocessor Specification 1.1 and 1.4 * compliant MP-table parsing routines. * - * (c) 1995 Alan Cox, Building #3 <alan@redhat.com> + * (c) 1995 Alan Cox, Building #3 <alan@lxorguk.ukuu.org.uk> * (c) 1998, 1999, 2000 Ingo Molnar <mingo@redhat.com> * (c) 2008 Alexey Starikovskiy <astarikovskiy@suse.de> */ @@ -17,7 +17,6 @@ #include <linux/acpi.h> #include <linux/module.h> #include <linux/smp.h> -#include <linux/acpi.h> #include <asm/mtrr.h> #include <asm/mpspec.h> @@ -49,12 +48,12 @@ static int __init mpf_checksum(unsigned char *mp, int len) return sum & 0xFF; } -static void __init MP_processor_info(struct mpc_config_processor *m) +static void __init MP_processor_info(struct mpc_cpu *m) { int apicid; char *bootup_cpu = ""; - if (!(m->mpc_cpuflag & CPU_ENABLED)) { + if (!(m->cpuflag & CPU_ENABLED)) { disabled_cpus++; return; } @@ -62,54 +61,54 @@ static void __init MP_processor_info(struct mpc_config_processor *m) if (x86_quirks->mpc_apic_id) apicid = x86_quirks->mpc_apic_id(m); else - apicid = m->mpc_apicid; + apicid = m->apicid; - if (m->mpc_cpuflag & CPU_BOOTPROCESSOR) { + if (m->cpuflag & CPU_BOOTPROCESSOR) { bootup_cpu = " (Bootup-CPU)"; - boot_cpu_physical_apicid = m->mpc_apicid; + boot_cpu_physical_apicid = m->apicid; } - printk(KERN_INFO "Processor #%d%s\n", m->mpc_apicid, bootup_cpu); - generic_processor_info(apicid, m->mpc_apicver); + printk(KERN_INFO "Processor #%d%s\n", m->apicid, bootup_cpu); + generic_processor_info(apicid, m->apicver); } #ifdef CONFIG_X86_IO_APIC -static void __init MP_bus_info(struct mpc_config_bus *m) +static void __init MP_bus_info(struct mpc_bus *m) { char str[7]; - memcpy(str, m->mpc_bustype, 6); + memcpy(str, m->bustype, 6); str[6] = 0; if (x86_quirks->mpc_oem_bus_info) x86_quirks->mpc_oem_bus_info(m, str); else - apic_printk(APIC_VERBOSE, "Bus #%d is %s\n", m->mpc_busid, str); + apic_printk(APIC_VERBOSE, "Bus #%d is %s\n", m->busid, str); #if MAX_MP_BUSSES < 256 - if (m->mpc_busid >= MAX_MP_BUSSES) { + if (m->busid >= MAX_MP_BUSSES) { printk(KERN_WARNING "MP table busid value (%d) for bustype %s " " is too large, max. supported is %d\n", - m->mpc_busid, str, MAX_MP_BUSSES - 1); + m->busid, str, MAX_MP_BUSSES - 1); return; } #endif if (strncmp(str, BUSTYPE_ISA, sizeof(BUSTYPE_ISA) - 1) == 0) { - set_bit(m->mpc_busid, mp_bus_not_pci); + set_bit(m->busid, mp_bus_not_pci); #if defined(CONFIG_EISA) || defined(CONFIG_MCA) - mp_bus_id_to_type[m->mpc_busid] = MP_BUS_ISA; + mp_bus_id_to_type[m->busid] = MP_BUS_ISA; #endif } else if (strncmp(str, BUSTYPE_PCI, sizeof(BUSTYPE_PCI) - 1) == 0) { if (x86_quirks->mpc_oem_pci_bus) x86_quirks->mpc_oem_pci_bus(m); - clear_bit(m->mpc_busid, mp_bus_not_pci); + clear_bit(m->busid, mp_bus_not_pci); #if defined(CONFIG_EISA) || defined(CONFIG_MCA) - mp_bus_id_to_type[m->mpc_busid] = MP_BUS_PCI; + mp_bus_id_to_type[m->busid] = MP_BUS_PCI; } else if (strncmp(str, BUSTYPE_EISA, sizeof(BUSTYPE_EISA) - 1) == 0) { - mp_bus_id_to_type[m->mpc_busid] = MP_BUS_EISA; + mp_bus_id_to_type[m->busid] = MP_BUS_EISA; } else if (strncmp(str, BUSTYPE_MCA, sizeof(BUSTYPE_MCA) - 1) == 0) { - mp_bus_id_to_type[m->mpc_busid] = MP_BUS_MCA; + mp_bus_id_to_type[m->busid] = MP_BUS_MCA; #endif } else printk(KERN_WARNING "Unknown bustype %s - ignoring\n", str); @@ -133,32 +132,31 @@ static int bad_ioapic(unsigned long address) return 0; } -static void __init MP_ioapic_info(struct mpc_config_ioapic *m) +static void __init MP_ioapic_info(struct mpc_ioapic *m) { - if (!(m->mpc_flags & MPC_APIC_USABLE)) + if (!(m->flags & MPC_APIC_USABLE)) return; printk(KERN_INFO "I/O APIC #%d Version %d at 0x%X.\n", - m->mpc_apicid, m->mpc_apicver, m->mpc_apicaddr); + m->apicid, m->apicver, m->apicaddr); - if (bad_ioapic(m->mpc_apicaddr)) + if (bad_ioapic(m->apicaddr)) return; - mp_ioapics[nr_ioapics].mp_apicaddr = m->mpc_apicaddr; - mp_ioapics[nr_ioapics].mp_apicid = m->mpc_apicid; - mp_ioapics[nr_ioapics].mp_type = m->mpc_type; - mp_ioapics[nr_ioapics].mp_apicver = m->mpc_apicver; - mp_ioapics[nr_ioapics].mp_flags = m->mpc_flags; + mp_ioapics[nr_ioapics].mp_apicaddr = m->apicaddr; + mp_ioapics[nr_ioapics].mp_apicid = m->apicid; + mp_ioapics[nr_ioapics].mp_type = m->type; + mp_ioapics[nr_ioapics].mp_apicver = m->apicver; + mp_ioapics[nr_ioapics].mp_flags = m->flags; nr_ioapics++; } -static void print_MP_intsrc_info(struct mpc_config_intsrc *m) +static void print_MP_intsrc_info(struct mpc_intsrc *m) { apic_printk(APIC_VERBOSE, "Int: type %d, pol %d, trig %d, bus %02x," " IRQ %02x, APIC ID %x, APIC INT %02x\n", - m->mpc_irqtype, m->mpc_irqflag & 3, - (m->mpc_irqflag >> 2) & 3, m->mpc_srcbus, - m->mpc_srcbusirq, m->mpc_dstapic, m->mpc_dstirq); + m->irqtype, m->irqflag & 3, (m->irqflag >> 2) & 3, m->srcbus, + m->srcbusirq, m->dstapic, m->dstirq); } static void __init print_mp_irq_info(struct mp_config_intsrc *mp_irq) @@ -170,52 +168,52 @@ static void __init print_mp_irq_info(struct mp_config_intsrc *mp_irq) mp_irq->mp_srcbusirq, mp_irq->mp_dstapic, mp_irq->mp_dstirq); } -static void __init assign_to_mp_irq(struct mpc_config_intsrc *m, +static void __init assign_to_mp_irq(struct mpc_intsrc *m, struct mp_config_intsrc *mp_irq) { - mp_irq->mp_dstapic = m->mpc_dstapic; - mp_irq->mp_type = m->mpc_type; - mp_irq->mp_irqtype = m->mpc_irqtype; - mp_irq->mp_irqflag = m->mpc_irqflag; - mp_irq->mp_srcbus = m->mpc_srcbus; - mp_irq->mp_srcbusirq = m->mpc_srcbusirq; - mp_irq->mp_dstirq = m->mpc_dstirq; + mp_irq->mp_dstapic = m->dstapic; + mp_irq->mp_type = m->type; + mp_irq->mp_irqtype = m->irqtype; + mp_irq->mp_irqflag = m->irqflag; + mp_irq->mp_srcbus = m->srcbus; + mp_irq->mp_srcbusirq = m->srcbusirq; + mp_irq->mp_dstirq = m->dstirq; } static void __init assign_to_mpc_intsrc(struct mp_config_intsrc *mp_irq, - struct mpc_config_intsrc *m) + struct mpc_intsrc *m) { - m->mpc_dstapic = mp_irq->mp_dstapic; - m->mpc_type = mp_irq->mp_type; - m->mpc_irqtype = mp_irq->mp_irqtype; - m->mpc_irqflag = mp_irq->mp_irqflag; - m->mpc_srcbus = mp_irq->mp_srcbus; - m->mpc_srcbusirq = mp_irq->mp_srcbusirq; - m->mpc_dstirq = mp_irq->mp_dstirq; + m->dstapic = mp_irq->mp_dstapic; + m->type = mp_irq->mp_type; + m->irqtype = mp_irq->mp_irqtype; + m->irqflag = mp_irq->mp_irqflag; + m->srcbus = mp_irq->mp_srcbus; + m->srcbusirq = mp_irq->mp_srcbusirq; + m->dstirq = mp_irq->mp_dstirq; } static int __init mp_irq_mpc_intsrc_cmp(struct mp_config_intsrc *mp_irq, - struct mpc_config_intsrc *m) + struct mpc_intsrc *m) { - if (mp_irq->mp_dstapic != m->mpc_dstapic) + if (mp_irq->mp_dstapic != m->dstapic) return 1; - if (mp_irq->mp_type != m->mpc_type) + if (mp_irq->mp_type != m->type) return 2; - if (mp_irq->mp_irqtype != m->mpc_irqtype) + if (mp_irq->mp_irqtype != m->irqtype) return 3; - if (mp_irq->mp_irqflag != m->mpc_irqflag) + if (mp_irq->mp_irqflag != m->irqflag) return 4; - if (mp_irq->mp_srcbus != m->mpc_srcbus) + if (mp_irq->mp_srcbus != m->srcbus) return 5; - if (mp_irq->mp_srcbusirq != m->mpc_srcbusirq) + if (mp_irq->mp_srcbusirq != m->srcbusirq) return 6; - if (mp_irq->mp_dstirq != m->mpc_dstirq) + if (mp_irq->mp_dstirq != m->dstirq) return 7; return 0; } -static void __init MP_intsrc_info(struct mpc_config_intsrc *m) +static void __init MP_intsrc_info(struct mpc_intsrc *m) { int i; @@ -233,57 +231,55 @@ static void __init MP_intsrc_info(struct mpc_config_intsrc *m) #endif -static void __init MP_lintsrc_info(struct mpc_config_lintsrc *m) +static void __init MP_lintsrc_info(struct mpc_lintsrc *m) { apic_printk(APIC_VERBOSE, "Lint: type %d, pol %d, trig %d, bus %02x," " IRQ %02x, APIC ID %x, APIC LINT %02x\n", - m->mpc_irqtype, m->mpc_irqflag & 3, - (m->mpc_irqflag >> 2) & 3, m->mpc_srcbusid, - m->mpc_srcbusirq, m->mpc_destapic, m->mpc_destapiclint); + m->irqtype, m->irqflag & 3, (m->irqflag >> 2) & 3, m->srcbusid, + m->srcbusirq, m->destapic, m->destapiclint); } /* * Read/parse the MPC */ -static int __init smp_check_mpc(struct mp_config_table *mpc, char *oem, - char *str) +static int __init smp_check_mpc(struct mpc_table *mpc, char *oem, char *str) { - if (memcmp(mpc->mpc_signature, MPC_SIGNATURE, 4)) { + if (memcmp(mpc->signature, MPC_SIGNATURE, 4)) { printk(KERN_ERR "MPTABLE: bad signature [%c%c%c%c]!\n", - mpc->mpc_signature[0], mpc->mpc_signature[1], - mpc->mpc_signature[2], mpc->mpc_signature[3]); + mpc->signature[0], mpc->signature[1], + mpc->signature[2], mpc->signature[3]); return 0; } - if (mpf_checksum((unsigned char *)mpc, mpc->mpc_length)) { + if (mpf_checksum((unsigned char *)mpc, mpc->length)) { printk(KERN_ERR "MPTABLE: checksum error!\n"); return 0; } - if (mpc->mpc_spec != 0x01 && mpc->mpc_spec != 0x04) { + if (mpc->spec != 0x01 && mpc->spec != 0x04) { printk(KERN_ERR "MPTABLE: bad table version (%d)!!\n", - mpc->mpc_spec); + mpc->spec); return 0; } - if (!mpc->mpc_lapic) { + if (!mpc->lapic) { printk(KERN_ERR "MPTABLE: null local APIC address!\n"); return 0; } - memcpy(oem, mpc->mpc_oem, 8); + memcpy(oem, mpc->oem, 8); oem[8] = 0; printk(KERN_INFO "MPTABLE: OEM ID: %s\n", oem); - memcpy(str, mpc->mpc_productid, 12); + memcpy(str, mpc->productid, 12); str[12] = 0; printk(KERN_INFO "MPTABLE: Product ID: %s\n", str); - printk(KERN_INFO "MPTABLE: APIC at: 0x%X\n", mpc->mpc_lapic); + printk(KERN_INFO "MPTABLE: APIC at: 0x%X\n", mpc->lapic); return 1; } -static int __init smp_read_mpc(struct mp_config_table *mpc, unsigned early) +static int __init smp_read_mpc(struct mpc_table *mpc, unsigned early) { char str[16]; char oem[10]; @@ -308,14 +304,14 @@ static int __init smp_read_mpc(struct mp_config_table *mpc, unsigned early) #endif /* save the local APIC address, it might be non-default */ if (!acpi_lapic) - mp_lapic_addr = mpc->mpc_lapic; + mp_lapic_addr = mpc->lapic; if (early) return 1; - if (mpc->mpc_oemptr && x86_quirks->smp_read_mpc_oem) { - struct mp_config_oemtable *oem_table = (struct mp_config_oemtable *)(unsigned long)mpc->mpc_oemptr; - x86_quirks->smp_read_mpc_oem(oem_table, mpc->mpc_oemsize); + if (mpc->oemptr && x86_quirks->smp_read_mpc_oem) { + struct mpc_oemtable *oem_table = (void *)(long)mpc->oemptr; + x86_quirks->smp_read_mpc_oem(oem_table, mpc->oemsize); } /* @@ -324,12 +320,11 @@ static int __init smp_read_mpc(struct mp_config_table *mpc, unsigned early) if (x86_quirks->mpc_record) *x86_quirks->mpc_record = 0; - while (count < mpc->mpc_length) { + while (count < mpc->length) { switch (*mpt) { case MP_PROCESSOR: { - struct mpc_config_processor *m = - (struct mpc_config_processor *)mpt; + struct mpc_cpu *m = (struct mpc_cpu *)mpt; /* ACPI may have already provided this data */ if (!acpi_lapic) MP_processor_info(m); @@ -339,8 +334,7 @@ static int __init smp_read_mpc(struct mp_config_table *mpc, unsigned early) } case MP_BUS: { - struct mpc_config_bus *m = - (struct mpc_config_bus *)mpt; + struct mpc_bus *m = (struct mpc_bus *)mpt; #ifdef CONFIG_X86_IO_APIC MP_bus_info(m); #endif @@ -351,30 +345,28 @@ static int __init smp_read_mpc(struct mp_config_table *mpc, unsigned early) case MP_IOAPIC: { #ifdef CONFIG_X86_IO_APIC - struct mpc_config_ioapic *m = - (struct mpc_config_ioapic *)mpt; + struct mpc_ioapic *m = (struct mpc_ioapic *)mpt; MP_ioapic_info(m); #endif - mpt += sizeof(struct mpc_config_ioapic); - count += sizeof(struct mpc_config_ioapic); + mpt += sizeof(struct mpc_ioapic); + count += sizeof(struct mpc_ioapic); break; } case MP_INTSRC: { #ifdef CONFIG_X86_IO_APIC - struct mpc_config_intsrc *m = - (struct mpc_config_intsrc *)mpt; + struct mpc_intsrc *m = (struct mpc_intsrc *)mpt; MP_intsrc_info(m); #endif - mpt += sizeof(struct mpc_config_intsrc); - count += sizeof(struct mpc_config_intsrc); + mpt += sizeof(struct mpc_intsrc); + count += sizeof(struct mpc_intsrc); break; } case MP_LINTSRC: { - struct mpc_config_lintsrc *m = - (struct mpc_config_lintsrc *)mpt; + struct mpc_lintsrc *m = + (struct mpc_lintsrc *)mpt; MP_lintsrc_info(m); mpt += sizeof(*m); count += sizeof(*m); @@ -385,8 +377,8 @@ static int __init smp_read_mpc(struct mp_config_table *mpc, unsigned early) printk(KERN_ERR "Your mptable is wrong, contact your HW vendor!\n"); printk(KERN_ERR "type %x\n", *mpt); print_hex_dump(KERN_ERR, " ", DUMP_PREFIX_ADDRESS, 16, - 1, mpc, mpc->mpc_length, 1); - count = mpc->mpc_length; + 1, mpc, mpc->length, 1); + count = mpc->length; break; } if (x86_quirks->mpc_record) @@ -417,16 +409,16 @@ static int __init ELCR_trigger(unsigned int irq) static void __init construct_default_ioirq_mptable(int mpc_default_type) { - struct mpc_config_intsrc intsrc; + struct mpc_intsrc intsrc; int i; int ELCR_fallback = 0; - intsrc.mpc_type = MP_INTSRC; - intsrc.mpc_irqflag = 0; /* conforming */ - intsrc.mpc_srcbus = 0; - intsrc.mpc_dstapic = mp_ioapics[0].mp_apicid; + intsrc.type = MP_INTSRC; + intsrc.irqflag = 0; /* conforming */ + intsrc.srcbus = 0; + intsrc.dstapic = mp_ioapics[0].mp_apicid; - intsrc.mpc_irqtype = mp_INT; + intsrc.irqtype = mp_INT; /* * If true, we have an ISA/PCI system with no IRQ entries @@ -469,30 +461,30 @@ static void __init construct_default_ioirq_mptable(int mpc_default_type) * irqflag field (level sensitive, active high polarity). */ if (ELCR_trigger(i)) - intsrc.mpc_irqflag = 13; + intsrc.irqflag = 13; else - intsrc.mpc_irqflag = 0; + intsrc.irqflag = 0; } - intsrc.mpc_srcbusirq = i; - intsrc.mpc_dstirq = i ? i : 2; /* IRQ0 to INTIN2 */ + intsrc.srcbusirq = i; + intsrc.dstirq = i ? i : 2; /* IRQ0 to INTIN2 */ MP_intsrc_info(&intsrc); } - intsrc.mpc_irqtype = mp_ExtINT; - intsrc.mpc_srcbusirq = 0; - intsrc.mpc_dstirq = 0; /* 8259A to INTIN0 */ + intsrc.irqtype = mp_ExtINT; + intsrc.srcbusirq = 0; + intsrc.dstirq = 0; /* 8259A to INTIN0 */ MP_intsrc_info(&intsrc); } static void __init construct_ioapic_table(int mpc_default_type) { - struct mpc_config_ioapic ioapic; - struct mpc_config_bus bus; + struct mpc_ioapic ioapic; + struct mpc_bus bus; - bus.mpc_type = MP_BUS; - bus.mpc_busid = 0; + bus.type = MP_BUS; + bus.busid = 0; switch (mpc_default_type) { default: printk(KERN_ERR "???\nUnknown standard configuration %d\n", @@ -500,29 +492,29 @@ static void __init construct_ioapic_table(int mpc_default_type) /* fall through */ case 1: case 5: - memcpy(bus.mpc_bustype, "ISA ", 6); + memcpy(bus.bustype, "ISA ", 6); break; case 2: case 6: case 3: - memcpy(bus.mpc_bustype, "EISA ", 6); + memcpy(bus.bustype, "EISA ", 6); break; case 4: case 7: - memcpy(bus.mpc_bustype, "MCA ", 6); + memcpy(bus.bustype, "MCA ", 6); } MP_bus_info(&bus); if (mpc_default_type > 4) { - bus.mpc_busid = 1; - memcpy(bus.mpc_bustype, "PCI ", 6); + bus.busid = 1; + memcpy(bus.bustype, "PCI ", 6); MP_bus_info(&bus); } - ioapic.mpc_type = MP_IOAPIC; - ioapic.mpc_apicid = 2; - ioapic.mpc_apicver = mpc_default_type > 4 ? 0x10 : 0x01; - ioapic.mpc_flags = MPC_APIC_USABLE; - ioapic.mpc_apicaddr = 0xFEC00000; + ioapic.type = MP_IOAPIC; + ioapic.apicid = 2; + ioapic.apicver = mpc_default_type > 4 ? 0x10 : 0x01; + ioapic.flags = MPC_APIC_USABLE; + ioapic.apicaddr = 0xFEC00000; MP_ioapic_info(&ioapic); /* @@ -536,8 +528,8 @@ static inline void __init construct_ioapic_table(int mpc_default_type) { } static inline void __init construct_default_ISA_mptable(int mpc_default_type) { - struct mpc_config_processor processor; - struct mpc_config_lintsrc lintsrc; + struct mpc_cpu processor; + struct mpc_lintsrc lintsrc; int linttypes[2] = { mp_ExtINT, mp_NMI }; int i; @@ -549,30 +541,30 @@ static inline void __init construct_default_ISA_mptable(int mpc_default_type) /* * 2 CPUs, numbered 0 & 1. */ - processor.mpc_type = MP_PROCESSOR; + processor.type = MP_PROCESSOR; /* Either an integrated APIC or a discrete 82489DX. */ - processor.mpc_apicver = mpc_default_type > 4 ? 0x10 : 0x01; - processor.mpc_cpuflag = CPU_ENABLED; - processor.mpc_cpufeature = (boot_cpu_data.x86 << 8) | + processor.apicver = mpc_default_type > 4 ? 0x10 : 0x01; + processor.cpuflag = CPU_ENABLED; + processor.cpufeature = (boot_cpu_data.x86 << 8) | (boot_cpu_data.x86_model << 4) | boot_cpu_data.x86_mask; - processor.mpc_featureflag = boot_cpu_data.x86_capability[0]; - processor.mpc_reserved[0] = 0; - processor.mpc_reserved[1] = 0; + processor.featureflag = boot_cpu_data.x86_capability[0]; + processor.reserved[0] = 0; + processor.reserved[1] = 0; for (i = 0; i < 2; i++) { - processor.mpc_apicid = i; + processor.apicid = i; MP_processor_info(&processor); } construct_ioapic_table(mpc_default_type); - lintsrc.mpc_type = MP_LINTSRC; - lintsrc.mpc_irqflag = 0; /* conforming */ - lintsrc.mpc_srcbusid = 0; - lintsrc.mpc_srcbusirq = 0; - lintsrc.mpc_destapic = MP_APIC_ALL; + lintsrc.type = MP_LINTSRC; + lintsrc.irqflag = 0; /* conforming */ + lintsrc.srcbusid = 0; + lintsrc.srcbusirq = 0; + lintsrc.destapic = MP_APIC_ALL; for (i = 0; i < 2; i++) { - lintsrc.mpc_irqtype = linttypes[i]; - lintsrc.mpc_destapiclint = i; + lintsrc.irqtype = linttypes[i]; + lintsrc.destapiclint = i; MP_lintsrc_info(&lintsrc); } } @@ -657,15 +649,15 @@ static void __init __get_smp_config(unsigned int early) * ISA defaults and hope it will work. */ if (!mp_irq_entries) { - struct mpc_config_bus bus; + struct mpc_bus bus; printk(KERN_ERR "BIOS bug, no explicit IRQ entries, " "using default mptable. " "(tell your hw vendor)\n"); - bus.mpc_type = MP_BUS; - bus.mpc_busid = 0; - memcpy(bus.mpc_bustype, "ISA ", 6); + bus.type = MP_BUS; + bus.busid = 0; + memcpy(bus.bustype, "ISA ", 6); MP_bus_info(&bus); construct_default_ioirq_mptable(0); @@ -803,14 +795,14 @@ void __init find_smp_config(void) #ifdef CONFIG_X86_IO_APIC static u8 __initdata irq_used[MAX_IRQ_SOURCES]; -static int __init get_MP_intsrc_index(struct mpc_config_intsrc *m) +static int __init get_MP_intsrc_index(struct mpc_intsrc *m) { int i; - if (m->mpc_irqtype != mp_INT) + if (m->irqtype != mp_INT) return 0; - if (m->mpc_irqflag != 0x0f) + if (m->irqflag != 0x0f) return 0; /* not legacy */ @@ -822,9 +814,9 @@ static int __init get_MP_intsrc_index(struct mpc_config_intsrc *m) if (mp_irqs[i].mp_irqflag != 0x0f) continue; - if (mp_irqs[i].mp_srcbus != m->mpc_srcbus) + if (mp_irqs[i].mp_srcbus != m->srcbus) continue; - if (mp_irqs[i].mp_srcbusirq != m->mpc_srcbusirq) + if (mp_irqs[i].mp_srcbusirq != m->srcbusirq) continue; if (irq_used[i]) { /* already claimed */ @@ -840,10 +832,10 @@ static int __init get_MP_intsrc_index(struct mpc_config_intsrc *m) #define SPARE_SLOT_NUM 20 -static struct mpc_config_intsrc __initdata *m_spare[SPARE_SLOT_NUM]; +static struct mpc_intsrc __initdata *m_spare[SPARE_SLOT_NUM]; #endif -static int __init replace_intsrc_all(struct mp_config_table *mpc, +static int __init replace_intsrc_all(struct mpc_table *mpc, unsigned long mpc_new_phys, unsigned long mpc_new_length) { @@ -855,36 +847,33 @@ static int __init replace_intsrc_all(struct mp_config_table *mpc, int count = sizeof(*mpc); unsigned char *mpt = ((unsigned char *)mpc) + count; - printk(KERN_INFO "mpc_length %x\n", mpc->mpc_length); - while (count < mpc->mpc_length) { + printk(KERN_INFO "mpc_length %x\n", mpc->length); + while (count < mpc->length) { switch (*mpt) { case MP_PROCESSOR: { - struct mpc_config_processor *m = - (struct mpc_config_processor *)mpt; + struct mpc_cpu *m = (struct mpc_cpu *)mpt; mpt += sizeof(*m); count += sizeof(*m); break; } case MP_BUS: { - struct mpc_config_bus *m = - (struct mpc_config_bus *)mpt; + struct mpc_bus *m = (struct mpc_bus *)mpt; mpt += sizeof(*m); count += sizeof(*m); break; } case MP_IOAPIC: { - mpt += sizeof(struct mpc_config_ioapic); - count += sizeof(struct mpc_config_ioapic); + mpt += sizeof(struct mpc_ioapic); + count += sizeof(struct mpc_ioapic); break; } case MP_INTSRC: { #ifdef CONFIG_X86_IO_APIC - struct mpc_config_intsrc *m = - (struct mpc_config_intsrc *)mpt; + struct mpc_intsrc *m = (struct mpc_intsrc *)mpt; printk(KERN_INFO "OLD "); print_MP_intsrc_info(m); @@ -905,14 +894,14 @@ static int __init replace_intsrc_all(struct mp_config_table *mpc, nr_m_spare++; } #endif - mpt += sizeof(struct mpc_config_intsrc); - count += sizeof(struct mpc_config_intsrc); + mpt += sizeof(struct mpc_intsrc); + count += sizeof(struct mpc_intsrc); break; } case MP_LINTSRC: { - struct mpc_config_lintsrc *m = - (struct mpc_config_lintsrc *)mpt; + struct mpc_lintsrc *m = + (struct mpc_lintsrc *)mpt; mpt += sizeof(*m); count += sizeof(*m); break; @@ -922,7 +911,7 @@ static int __init replace_intsrc_all(struct mp_config_table *mpc, printk(KERN_ERR "Your mptable is wrong, contact your HW vendor!\n"); printk(KERN_ERR "type %x\n", *mpt); print_hex_dump(KERN_ERR, " ", DUMP_PREFIX_ADDRESS, 16, - 1, mpc, mpc->mpc_length, 1); + 1, mpc, mpc->length, 1); goto out; } } @@ -944,9 +933,8 @@ static int __init replace_intsrc_all(struct mp_config_table *mpc, assign_to_mpc_intsrc(&mp_irqs[i], m_spare[nr_m_spare]); m_spare[nr_m_spare] = NULL; } else { - struct mpc_config_intsrc *m = - (struct mpc_config_intsrc *)mpt; - count += sizeof(struct mpc_config_intsrc); + struct mpc_intsrc *m = (struct mpc_intsrc *)mpt; + count += sizeof(struct mpc_intsrc); if (!mpc_new_phys) { printk(KERN_INFO "No spare slots, try to append...take your risk, new mpc_length %x\n", count); } else { @@ -958,17 +946,16 @@ static int __init replace_intsrc_all(struct mp_config_table *mpc, } } assign_to_mpc_intsrc(&mp_irqs[i], m); - mpc->mpc_length = count; - mpt += sizeof(struct mpc_config_intsrc); + mpc->length = count; + mpt += sizeof(struct mpc_intsrc); } print_mp_irq_info(&mp_irqs[i]); } #endif out: /* update checksum */ - mpc->mpc_checksum = 0; - mpc->mpc_checksum -= mpf_checksum((unsigned char *)mpc, - mpc->mpc_length); + mpc->checksum = 0; + mpc->checksum -= mpf_checksum((unsigned char *)mpc, mpc->length); return 0; } @@ -1014,8 +1001,7 @@ static int __init update_mp_table(void) char str[16]; char oem[10]; struct intel_mp_floating *mpf; - struct mp_config_table *mpc; - struct mp_config_table *mpc_new; + struct mpc_table *mpc, *mpc_new; if (!enable_update_mptable) return 0; @@ -1041,7 +1027,7 @@ static int __init update_mp_table(void) printk(KERN_INFO "mpf: %lx\n", virt_to_phys(mpf)); printk(KERN_INFO "mpf_physptr: %x\n", mpf->mpf_physptr); - if (mpc_new_phys && mpc->mpc_length > mpc_new_length) { + if (mpc_new_phys && mpc->length > mpc_new_length) { mpc_new_phys = 0; printk(KERN_INFO "mpc_new_length is %ld, please use alloc_mptable=8k\n", mpc_new_length); @@ -1050,10 +1036,10 @@ static int __init update_mp_table(void) if (!mpc_new_phys) { unsigned char old, new; /* check if we can change the postion */ - mpc->mpc_checksum = 0; - old = mpf_checksum((unsigned char *)mpc, mpc->mpc_length); - mpc->mpc_checksum = 0xff; - new = mpf_checksum((unsigned char *)mpc, mpc->mpc_length); + mpc->checksum = 0; + old = mpf_checksum((unsigned char *)mpc, mpc->length); + mpc->checksum = 0xff; + new = mpf_checksum((unsigned char *)mpc, mpc->length); if (old == new) { printk(KERN_INFO "mpc is readonly, please try alloc_mptable instead\n"); return 0; @@ -1062,7 +1048,7 @@ static int __init update_mp_table(void) } else { mpf->mpf_physptr = mpc_new_phys; mpc_new = phys_to_virt(mpc_new_phys); - memcpy(mpc_new, mpc, mpc->mpc_length); + memcpy(mpc_new, mpc, mpc->length); mpc = mpc_new; /* check if we can modify that */ if (mpc_new_phys - mpf->mpf_physptr) { diff --git a/arch/x86/kernel/nmi.c b/arch/x86/kernel/nmi.c index 45a09cc..7228979 100644 --- a/arch/x86/kernel/nmi.c +++ b/arch/x86/kernel/nmi.c @@ -26,7 +26,6 @@ #include <linux/kernel_stat.h> #include <linux/kdebug.h> #include <linux/smp.h> -#include <linux/nmi.h> #include <asm/i8259.h> #include <asm/io_apic.h> diff --git a/arch/x86/kernel/numaq_32.c b/arch/x86/kernel/numaq_32.c index 0deea37..f2191d4 100644 --- a/arch/x86/kernel/numaq_32.c +++ b/arch/x86/kernel/numaq_32.c @@ -117,16 +117,15 @@ static inline int generate_logical_apicid(int quad, int phys_apicid) } /* x86_quirks member */ -static int mpc_apic_id(struct mpc_config_processor *m) +static int mpc_apic_id(struct mpc_cpu *m) { int quad = translation_table[mpc_record]->trans_quad; - int logical_apicid = generate_logical_apicid(quad, m->mpc_apicid); + int logical_apicid = generate_logical_apicid(quad, m->apicid); printk(KERN_DEBUG "Processor #%d %u:%u APIC version %d (quad %d, apic %d)\n", - m->mpc_apicid, - (m->mpc_cpufeature & CPU_FAMILY_MASK) >> 8, - (m->mpc_cpufeature & CPU_MODEL_MASK) >> 4, - m->mpc_apicver, quad, logical_apicid); + m->apicid, (m->cpufeature & CPU_FAMILY_MASK) >> 8, + (m->cpufeature & CPU_MODEL_MASK) >> 4, + m->apicver, quad, logical_apicid); return logical_apicid; } @@ -135,26 +134,26 @@ int mp_bus_id_to_node[MAX_MP_BUSSES]; int mp_bus_id_to_local[MAX_MP_BUSSES]; /* x86_quirks member */ -static void mpc_oem_bus_info(struct mpc_config_bus *m, char *name) +static void mpc_oem_bus_info(struct mpc_bus *m, char *name) { int quad = translation_table[mpc_record]->trans_quad; int local = translation_table[mpc_record]->trans_local; - mp_bus_id_to_node[m->mpc_busid] = quad; - mp_bus_id_to_local[m->mpc_busid] = local; + mp_bus_id_to_node[m->busid] = quad; + mp_bus_id_to_local[m->busid] = local; printk(KERN_INFO "Bus #%d is %s (node %d)\n", - m->mpc_busid, name, quad); + m->busid, name, quad); } int quad_local_to_mp_bus_id [NR_CPUS/4][4]; /* x86_quirks member */ -static void mpc_oem_pci_bus(struct mpc_config_bus *m) +static void mpc_oem_pci_bus(struct mpc_bus *m) { int quad = translation_table[mpc_record]->trans_quad; int local = translation_table[mpc_record]->trans_local; - quad_local_to_mp_bus_id[quad][local] = m->mpc_busid; + quad_local_to_mp_bus_id[quad][local] = m->busid; } static void __init MP_translation_info(struct mpc_config_translation *m) @@ -186,7 +185,7 @@ static int __init mpf_checksum(unsigned char *mp, int len) * Read/parse the MPC oem tables */ -static void __init smp_read_mpc_oem(struct mp_config_oemtable *oemtable, +static void __init smp_read_mpc_oem(struct mpc_oemtable *oemtable, unsigned short oemsize) { int count = sizeof(*oemtable); /* the header size */ @@ -195,18 +194,18 @@ static void __init smp_read_mpc_oem(struct mp_config_oemtable *oemtable, mpc_record = 0; printk(KERN_INFO "Found an OEM MPC table at %8p - parsing it ... \n", oemtable); - if (memcmp(oemtable->oem_signature, MPC_OEM_SIGNATURE, 4)) { + if (memcmp(oemtable->signature, MPC_OEM_SIGNATURE, 4)) { printk(KERN_WARNING "SMP mpc oemtable: bad signature [%c%c%c%c]!\n", - oemtable->oem_signature[0], oemtable->oem_signature[1], - oemtable->oem_signature[2], oemtable->oem_signature[3]); + oemtable->signature[0], oemtable->signature[1], + oemtable->signature[2], oemtable->signature[3]); return; } - if (mpf_checksum((unsigned char *)oemtable, oemtable->oem_length)) { + if (mpf_checksum((unsigned char *)oemtable, oemtable->length)) { printk(KERN_WARNING "SMP oem mptable: checksum error!\n"); return; } - while (count < oemtable->oem_length) { + while (count < oemtable->length) { switch (*oemptr) { case MP_TRANSLATION: { @@ -260,8 +259,7 @@ static struct x86_quirks numaq_x86_quirks __initdata = { .update_genapic = numaq_update_genapic, }; -void numaq_mps_oem_check(struct mp_config_table *mpc, char *oem, - char *productid) +void numaq_mps_oem_check(struct mpc_table *mpc, char *oem, char *productid) { if (strncmp(oem, "IBM NUMA", 8)) printk("Warning! Not a NUMA-Q system!\n"); diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c index 19a1044..b254285 100644 --- a/arch/x86/kernel/pci-dma.c +++ b/arch/x86/kernel/pci-dma.c @@ -38,7 +38,7 @@ EXPORT_SYMBOL(bad_dma_address); be probably a smaller DMA mask, but this is bug-to-bug compatible to older i386. */ struct device x86_dma_fallback_dev = { - .bus_id = "fallback device", + .init_name = "fallback device", .coherent_dma_mask = DMA_32BIT_MASK, .dma_mask = &x86_dma_fallback_dev.coherent_dma_mask, }; diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c index 3ba155d..a546f55 100644 --- a/arch/x86/kernel/process_32.c +++ b/arch/x86/kernel/process_32.c @@ -39,11 +39,12 @@ #include <linux/prctl.h> #include <linux/dmi.h> #include <linux/ftrace.h> +#include <linux/uaccess.h> +#include <linux/io.h> +#include <linux/kdebug.h> -#include <asm/uaccess.h> #include <asm/pgtable.h> #include <asm/system.h> -#include <asm/io.h> #include <asm/ldt.h> #include <asm/processor.h> #include <asm/i387.h> @@ -56,10 +57,8 @@ #include <asm/tlbflush.h> #include <asm/cpu.h> -#include <asm/kdebug.h> #include <asm/idle.h> #include <asm/syscalls.h> -#include <asm/smp.h> #include <asm/ds.h> asmlinkage void ret_from_fork(void) __asm__("ret_from_fork"); @@ -205,7 +204,7 @@ extern void kernel_thread_helper(void); /* * Create a kernel thread */ -int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags) +int kernel_thread(int (*fn)(void *), void *arg, unsigned long flags) { struct pt_regs regs; @@ -266,7 +265,7 @@ void flush_thread(void) tsk->thread.debugreg3 = 0; tsk->thread.debugreg6 = 0; tsk->thread.debugreg7 = 0; - memset(tsk->thread.tls_array, 0, sizeof(tsk->thread.tls_array)); + memset(tsk->thread.tls_array, 0, sizeof(tsk->thread.tls_array)); clear_tsk_thread_flag(tsk, TIF_DEBUG); /* * Forget coprocessor state.. @@ -293,9 +292,9 @@ void prepare_to_copy(struct task_struct *tsk) int copy_thread(int nr, unsigned long clone_flags, unsigned long sp, unsigned long unused, - struct task_struct * p, struct pt_regs * regs) + struct task_struct *p, struct pt_regs *regs) { - struct pt_regs * childregs; + struct pt_regs *childregs; struct task_struct *tsk; int err; @@ -347,7 +346,7 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long sp, void start_thread(struct pt_regs *regs, unsigned long new_ip, unsigned long new_sp) { - __asm__("movl %0, %%gs" :: "r"(0)); + __asm__("movl %0, %%gs" : : "r"(0)); regs->fs = 0; set_fs(USER_DS); regs->ds = __USER_DS; @@ -638,7 +637,7 @@ asmlinkage int sys_vfork(struct pt_regs regs) asmlinkage int sys_execve(struct pt_regs regs) { int error; - char * filename; + char *filename; filename = getname((char __user *) regs.bx); error = PTR_ERR(filename); diff --git a/arch/x86/kernel/setup_percpu.c b/arch/x86/kernel/setup_percpu.c index a4b619c..55c4607 100644 --- a/arch/x86/kernel/setup_percpu.c +++ b/arch/x86/kernel/setup_percpu.c @@ -5,12 +5,11 @@ #include <linux/percpu.h> #include <linux/kexec.h> #include <linux/crash_dump.h> -#include <asm/smp.h> -#include <asm/percpu.h> +#include <linux/smp.h> +#include <linux/topology.h> #include <asm/sections.h> #include <asm/processor.h> #include <asm/setup.h> -#include <asm/topology.h> #include <asm/mpspec.h> #include <asm/apicdef.h> #include <asm/highmem.h> @@ -20,8 +19,8 @@ unsigned int num_processors; unsigned disabled_cpus __cpuinitdata; /* Processor that is doing the boot up */ unsigned int boot_cpu_physical_apicid = -1U; -unsigned int max_physical_apicid; EXPORT_SYMBOL(boot_cpu_physical_apicid); +unsigned int max_physical_apicid; /* Bitmask of physically existing CPUs */ physid_mask_t phys_cpu_present_map; @@ -131,7 +130,27 @@ static void __init setup_cpu_pda_map(void) /* point to new pointer table */ _cpu_pda = new_cpu_pda; } -#endif + +#endif /* CONFIG_SMP && CONFIG_X86_64 */ + +#ifdef CONFIG_X86_64 + +/* correctly size the local cpu masks */ +static void setup_cpu_local_masks(void) +{ + alloc_bootmem_cpumask_var(&cpu_initialized_mask); + alloc_bootmem_cpumask_var(&cpu_callin_mask); + alloc_bootmem_cpumask_var(&cpu_callout_mask); + alloc_bootmem_cpumask_var(&cpu_sibling_setup_mask); +} + +#else /* CONFIG_X86_32 */ + +static inline void setup_cpu_local_masks(void) +{ +} + +#endif /* CONFIG_X86_32 */ /* * Great future plan: @@ -187,6 +206,9 @@ void __init setup_per_cpu_areas(void) /* Setup node to cpumask map */ setup_node_to_cpumask_map(); + + /* Setup cpu initialized, callin, callout masks */ + setup_cpu_local_masks(); } #endif @@ -280,8 +302,8 @@ static void __cpuinit numa_set_cpumask(int cpu, int enable) cpulist_scnprintf(buf, sizeof(buf), mask); printk(KERN_DEBUG "%s cpu %d node %d: mask now %s\n", - enable? "numa_add_cpu":"numa_remove_cpu", cpu, node, buf); - } + enable ? "numa_add_cpu" : "numa_remove_cpu", cpu, node, buf); +} void __cpuinit numa_add_cpu(int cpu) { diff --git a/arch/x86/kernel/smp.c b/arch/x86/kernel/smp.c index beea2649a..e6faa33 100644 --- a/arch/x86/kernel/smp.c +++ b/arch/x86/kernel/smp.c @@ -1,7 +1,7 @@ /* * Intel SMP support routines. * - * (c) 1995 Alan Cox, Building #3 <alan@redhat.com> + * (c) 1995 Alan Cox, Building #3 <alan@lxorguk.ukuu.org.uk> * (c) 1998-99, 2000 Ingo Molnar <mingo@redhat.com> * (c) 2002,2003 Andi Kleen, SuSE Labs. * @@ -128,16 +128,23 @@ void native_send_call_func_single_ipi(int cpu) void native_send_call_func_ipi(const struct cpumask *mask) { - cpumask_t allbutself; + cpumask_var_t allbutself; - allbutself = cpu_online_map; - cpu_clear(smp_processor_id(), allbutself); + if (!alloc_cpumask_var(&allbutself, GFP_ATOMIC)) { + send_IPI_mask(mask, CALL_FUNCTION_VECTOR); + return; + } - if (cpus_equal(*mask, allbutself) && - cpus_equal(cpu_online_map, cpu_callout_map)) + cpumask_copy(allbutself, cpu_online_mask); + cpumask_clear_cpu(smp_processor_id(), allbutself); + + if (cpumask_equal(mask, allbutself) && + cpumask_equal(cpu_online_mask, cpu_callout_mask)) send_IPI_allbutself(CALL_FUNCTION_VECTOR); else send_IPI_mask(mask, CALL_FUNCTION_VECTOR); + + free_cpumask_var(allbutself); } /* diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index 6bd4d9b..bb1a3b1 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -1,7 +1,7 @@ /* * x86 SMP booting functions * - * (c) 1995 Alan Cox, Building #3 <alan@redhat.com> + * (c) 1995 Alan Cox, Building #3 <alan@lxorguk.ukuu.org.uk> * (c) 1998, 1999, 2000 Ingo Molnar <mingo@redhat.com> * Copyright 2001 Andi Kleen, SuSE Labs. * @@ -102,9 +102,6 @@ EXPORT_SYMBOL(smp_num_siblings); /* Last level cache ID of each logical CPU */ DEFINE_PER_CPU(u16, cpu_llc_id) = BAD_APICID; -cpumask_t cpu_callin_map; -cpumask_t cpu_callout_map; - /* representing HT siblings of each logical CPU */ DEFINE_PER_CPU(cpumask_t, cpu_sibling_map); EXPORT_PER_CPU_SYMBOL(cpu_sibling_map); @@ -120,9 +117,6 @@ EXPORT_PER_CPU_SYMBOL(cpu_info); static atomic_t init_deasserted; -/* representing cpus for which sibling maps can be computed */ -static cpumask_t cpu_sibling_setup_map; - /* Set if we find a B stepping CPU */ static int __cpuinitdata smp_b_stepping; @@ -140,7 +134,7 @@ EXPORT_SYMBOL(cpu_to_node_map); static void map_cpu_to_node(int cpu, int node) { printk(KERN_INFO "Mapping cpu %d to node %d\n", cpu, node); - cpu_set(cpu, node_to_cpumask_map[node]); + cpumask_set_cpu(cpu, &node_to_cpumask_map[node]); cpu_to_node_map[cpu] = node; } @@ -151,7 +145,7 @@ static void unmap_cpu_to_node(int cpu) printk(KERN_INFO "Unmapping cpu %d from all nodes\n", cpu); for (node = 0; node < MAX_NUMNODES; node++) - cpu_clear(cpu, node_to_cpumask_map[node]); + cpumask_clear_cpu(cpu, &node_to_cpumask_map[node]); cpu_to_node_map[cpu] = 0; } #else /* !(CONFIG_NUMA && CONFIG_X86_32) */ @@ -209,7 +203,7 @@ static void __cpuinit smp_callin(void) */ phys_id = read_apic_id(); cpuid = smp_processor_id(); - if (cpu_isset(cpuid, cpu_callin_map)) { + if (cpumask_test_cpu(cpuid, cpu_callin_mask)) { panic("%s: phys CPU#%d, CPU#%d already present??\n", __func__, phys_id, cpuid); } @@ -231,7 +225,7 @@ static void __cpuinit smp_callin(void) /* * Has the boot CPU finished it's STARTUP sequence? */ - if (cpu_isset(cpuid, cpu_callout_map)) + if (cpumask_test_cpu(cpuid, cpu_callout_mask)) break; cpu_relax(); } @@ -274,7 +268,7 @@ static void __cpuinit smp_callin(void) /* * Allow the master to continue. */ - cpu_set(cpuid, cpu_callin_map); + cpumask_set_cpu(cpuid, cpu_callin_mask); } static int __cpuinitdata unsafe_smp; @@ -332,7 +326,7 @@ notrace static void __cpuinit start_secondary(void *unused) ipi_call_lock(); lock_vector_lock(); __setup_vector_irq(smp_processor_id()); - cpu_set(smp_processor_id(), cpu_online_map); + set_cpu_online(smp_processor_id(), true); unlock_vector_lock(); ipi_call_unlock(); per_cpu(cpu_state, smp_processor_id()) = CPU_ONLINE; @@ -438,50 +432,52 @@ void __cpuinit set_cpu_sibling_map(int cpu) int i; struct cpuinfo_x86 *c = &cpu_data(cpu); - cpu_set(cpu, cpu_sibling_setup_map); + cpumask_set_cpu(cpu, cpu_sibling_setup_mask); if (smp_num_siblings > 1) { - for_each_cpu_mask_nr(i, cpu_sibling_setup_map) { - if (c->phys_proc_id == cpu_data(i).phys_proc_id && - c->cpu_core_id == cpu_data(i).cpu_core_id) { - cpu_set(i, per_cpu(cpu_sibling_map, cpu)); - cpu_set(cpu, per_cpu(cpu_sibling_map, i)); - cpu_set(i, per_cpu(cpu_core_map, cpu)); - cpu_set(cpu, per_cpu(cpu_core_map, i)); - cpu_set(i, c->llc_shared_map); - cpu_set(cpu, cpu_data(i).llc_shared_map); + for_each_cpu(i, cpu_sibling_setup_mask) { + struct cpuinfo_x86 *o = &cpu_data(i); + + if (c->phys_proc_id == o->phys_proc_id && + c->cpu_core_id == o->cpu_core_id) { + cpumask_set_cpu(i, cpu_sibling_mask(cpu)); + cpumask_set_cpu(cpu, cpu_sibling_mask(i)); + cpumask_set_cpu(i, cpu_core_mask(cpu)); + cpumask_set_cpu(cpu, cpu_core_mask(i)); + cpumask_set_cpu(i, &c->llc_shared_map); + cpumask_set_cpu(cpu, &o->llc_shared_map); } } } else { - cpu_set(cpu, per_cpu(cpu_sibling_map, cpu)); + cpumask_set_cpu(cpu, cpu_sibling_mask(cpu)); } - cpu_set(cpu, c->llc_shared_map); + cpumask_set_cpu(cpu, &c->llc_shared_map); if (current_cpu_data.x86_max_cores == 1) { - per_cpu(cpu_core_map, cpu) = per_cpu(cpu_sibling_map, cpu); + cpumask_copy(cpu_core_mask(cpu), cpu_sibling_mask(cpu)); c->booted_cores = 1; return; } - for_each_cpu_mask_nr(i, cpu_sibling_setup_map) { + for_each_cpu(i, cpu_sibling_setup_mask) { if (per_cpu(cpu_llc_id, cpu) != BAD_APICID && per_cpu(cpu_llc_id, cpu) == per_cpu(cpu_llc_id, i)) { - cpu_set(i, c->llc_shared_map); - cpu_set(cpu, cpu_data(i).llc_shared_map); + cpumask_set_cpu(i, &c->llc_shared_map); + cpumask_set_cpu(cpu, &cpu_data(i).llc_shared_map); } if (c->phys_proc_id == cpu_data(i).phys_proc_id) { - cpu_set(i, per_cpu(cpu_core_map, cpu)); - cpu_set(cpu, per_cpu(cpu_core_map, i)); + cpumask_set_cpu(i, cpu_core_mask(cpu)); + cpumask_set_cpu(cpu, cpu_core_mask(i)); /* * Does this new cpu bringup a new core? */ - if (cpus_weight(per_cpu(cpu_sibling_map, cpu)) == 1) { + if (cpumask_weight(cpu_sibling_mask(cpu)) == 1) { /* * for each core in package, increment * the booted_cores for this new cpu */ - if (first_cpu(per_cpu(cpu_sibling_map, i)) == i) + if (cpumask_first(cpu_sibling_mask(i)) == i) c->booted_cores++; /* * increment the core count for all @@ -504,7 +500,7 @@ const struct cpumask *cpu_coregroup_mask(int cpu) * And for power savings, we return cpu_core_map */ if (sched_mc_power_savings || sched_smt_power_savings) - return &per_cpu(cpu_core_map, cpu); + return cpu_core_mask(cpu); else return &c->llc_shared_map; } @@ -523,7 +519,7 @@ static void impress_friends(void) */ pr_debug("Before bogomips.\n"); for_each_possible_cpu(cpu) - if (cpu_isset(cpu, cpu_callout_map)) + if (cpumask_test_cpu(cpu, cpu_callout_mask)) bogosum += cpu_data(cpu).loops_per_jiffy; printk(KERN_INFO "Total of %d processors activated (%lu.%02lu BogoMIPS).\n", @@ -904,19 +900,19 @@ do_rest: * allow APs to start initializing. */ pr_debug("Before Callout %d.\n", cpu); - cpu_set(cpu, cpu_callout_map); + cpumask_set_cpu(cpu, cpu_callout_mask); pr_debug("After Callout %d.\n", cpu); /* * Wait 5s total for a response */ for (timeout = 0; timeout < 50000; timeout++) { - if (cpu_isset(cpu, cpu_callin_map)) + if (cpumask_test_cpu(cpu, cpu_callin_mask)) break; /* It has booted */ udelay(100); } - if (cpu_isset(cpu, cpu_callin_map)) { + if (cpumask_test_cpu(cpu, cpu_callin_mask)) { /* number CPUs logically, starting from 1 (BSP is 0) */ pr_debug("OK.\n"); printk(KERN_INFO "CPU%d: ", cpu); @@ -941,9 +937,14 @@ restore_state: if (boot_error) { /* Try to put things back the way they were before ... */ numa_remove_cpu(cpu); /* was set by numa_add_cpu */ - cpu_clear(cpu, cpu_callout_map); /* was set by do_boot_cpu() */ - cpu_clear(cpu, cpu_initialized); /* was set by cpu_init() */ - cpu_clear(cpu, cpu_present_map); + + /* was set by do_boot_cpu() */ + cpumask_clear_cpu(cpu, cpu_callout_mask); + + /* was set by cpu_init() */ + cpumask_clear_cpu(cpu, cpu_initialized_mask); + + set_cpu_present(cpu, false); per_cpu(x86_cpu_to_apicid, cpu) = BAD_APICID; } @@ -977,7 +978,7 @@ int __cpuinit native_cpu_up(unsigned int cpu) /* * Already booted CPU? */ - if (cpu_isset(cpu, cpu_callin_map)) { + if (cpumask_test_cpu(cpu, cpu_callin_mask)) { pr_debug("do_boot_cpu %d Already started\n", cpu); return -ENOSYS; } @@ -1032,8 +1033,9 @@ int __cpuinit native_cpu_up(unsigned int cpu) */ static __init void disable_smp(void) { - cpu_present_map = cpumask_of_cpu(0); - cpu_possible_map = cpumask_of_cpu(0); + /* use the read/write pointers to the present and possible maps */ + cpumask_copy(&cpu_present_map, cpumask_of(0)); + cpumask_copy(&cpu_possible_map, cpumask_of(0)); smpboot_clear_io_apic_irqs(); if (smp_found_config) @@ -1041,8 +1043,8 @@ static __init void disable_smp(void) else physid_set_mask_of_physid(0, &phys_cpu_present_map); map_cpu_to_logical_apicid(); - cpu_set(0, per_cpu(cpu_sibling_map, 0)); - cpu_set(0, per_cpu(cpu_core_map, 0)); + cpumask_set_cpu(0, cpu_sibling_mask(0)); + cpumask_set_cpu(0, cpu_core_mask(0)); } /* @@ -1064,14 +1066,14 @@ static int __init smp_sanity_check(unsigned max_cpus) nr = 0; for_each_present_cpu(cpu) { if (nr >= 8) - cpu_clear(cpu, cpu_present_map); + set_cpu_present(cpu, false); nr++; } nr = 0; for_each_possible_cpu(cpu) { if (nr >= 8) - cpu_clear(cpu, cpu_possible_map); + set_cpu_possible(cpu, false); nr++; } @@ -1167,7 +1169,7 @@ void __init native_smp_prepare_cpus(unsigned int max_cpus) preempt_disable(); smp_cpu_index_default(); current_cpu_data = boot_cpu_data; - cpu_callin_map = cpumask_of_cpu(0); + cpumask_copy(cpu_callin_mask, cpumask_of(0)); mb(); /* * Setup boot CPU information @@ -1242,8 +1244,8 @@ void __init native_smp_prepare_boot_cpu(void) init_gdt(me); #endif switch_to_new_gdt(); - /* already set me in cpu_online_map in boot_cpu_init() */ - cpu_set(me, cpu_callout_map); + /* already set me in cpu_online_mask in boot_cpu_init() */ + cpumask_set_cpu(me, cpu_callout_mask); per_cpu(cpu_state, me) = CPU_ONLINE; } @@ -1311,7 +1313,7 @@ __init void prefill_possible_map(void) possible, max_t(int, possible - num_processors, 0)); for (i = 0; i < possible; i++) - cpu_set(i, cpu_possible_map); + set_cpu_possible(i, true); nr_cpu_ids = possible; } @@ -1323,31 +1325,31 @@ static void remove_siblinginfo(int cpu) int sibling; struct cpuinfo_x86 *c = &cpu_data(cpu); - for_each_cpu_mask_nr(sibling, per_cpu(cpu_core_map, cpu)) { - cpu_clear(cpu, per_cpu(cpu_core_map, sibling)); + for_each_cpu(sibling, cpu_core_mask(cpu)) { + cpumask_clear_cpu(cpu, cpu_core_mask(sibling)); /*/ * last thread sibling in this cpu core going down */ - if (cpus_weight(per_cpu(cpu_sibling_map, cpu)) == 1) + if (cpumask_weight(cpu_sibling_mask(cpu)) == 1) cpu_data(sibling).booted_cores--; } - for_each_cpu_mask_nr(sibling, per_cpu(cpu_sibling_map, cpu)) - cpu_clear(cpu, per_cpu(cpu_sibling_map, sibling)); - cpus_clear(per_cpu(cpu_sibling_map, cpu)); - cpus_clear(per_cpu(cpu_core_map, cpu)); + for_each_cpu(sibling, cpu_sibling_mask(cpu)) + cpumask_clear_cpu(cpu, cpu_sibling_mask(sibling)); + cpumask_clear(cpu_sibling_mask(cpu)); + cpumask_clear(cpu_core_mask(cpu)); c->phys_proc_id = 0; c->cpu_core_id = 0; - cpu_clear(cpu, cpu_sibling_setup_map); + cpumask_clear_cpu(cpu, cpu_sibling_setup_mask); } static void __ref remove_cpu_from_maps(int cpu) { - cpu_clear(cpu, cpu_online_map); - cpu_clear(cpu, cpu_callout_map); - cpu_clear(cpu, cpu_callin_map); + set_cpu_online(cpu, false); + cpumask_clear_cpu(cpu, cpu_callout_mask); + cpumask_clear_cpu(cpu, cpu_callin_mask); /* was set by cpu_init() */ - cpu_clear(cpu, cpu_initialized); + cpumask_clear_cpu(cpu, cpu_initialized_mask); numa_remove_cpu(cpu); } diff --git a/arch/x86/kernel/time_32.c b/arch/x86/kernel/time_32.c index 65309e4..3985cac 100644 --- a/arch/x86/kernel/time_32.c +++ b/arch/x86/kernel/time_32.c @@ -105,8 +105,8 @@ irqreturn_t timer_interrupt(int irq, void *dev_id) high bit of the PPI port B (0x61). Note that some PS/2s, notably the 55SX, work fine if this is removed. */ - u8 irq_v = inb_p( 0x61 ); /* read the current state */ - outb_p( irq_v|0x80, 0x61 ); /* reset the IRQ */ + u8 irq_v = inb_p(0x61); /* read the current state */ + outb_p(irq_v | 0x80, 0x61); /* reset the IRQ */ } #endif diff --git a/arch/x86/kernel/time_64.c b/arch/x86/kernel/time_64.c index 891e7a7..e6e695a 100644 --- a/arch/x86/kernel/time_64.c +++ b/arch/x86/kernel/time_64.c @@ -17,10 +17,10 @@ #include <linux/module.h> #include <linux/time.h> #include <linux/mca.h> +#include <linux/nmi.h> #include <asm/i8253.h> #include <asm/hpet.h> -#include <asm/nmi.h> #include <asm/vgtod.h> #include <asm/time.h> #include <asm/timer.h> diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c index c9a666c..98c2d055 100644 --- a/arch/x86/kernel/traps.c +++ b/arch/x86/kernel/traps.c @@ -63,9 +63,6 @@ #else #include <asm/processor-flags.h> #include <asm/arch_hooks.h> -#include <asm/nmi.h> -#include <asm/smp.h> -#include <asm/io.h> #include <asm/traps.h> #include "cpu/mcheck/mce.h" diff --git a/arch/x86/kernel/visws_quirks.c b/arch/x86/kernel/visws_quirks.c index 0c9667f..d801d06 100644 --- a/arch/x86/kernel/visws_quirks.c +++ b/arch/x86/kernel/visws_quirks.c @@ -176,33 +176,31 @@ static int __init visws_get_smp_config(unsigned int early) * No problem for Linux. */ -static void __init MP_processor_info(struct mpc_config_processor *m) +static void __init MP_processor_info(struct mpc_cpu *m) { int ver, logical_apicid; physid_mask_t apic_cpus; - if (!(m->mpc_cpuflag & CPU_ENABLED)) + if (!(m->cpuflag & CPU_ENABLED)) return; - logical_apicid = m->mpc_apicid; + logical_apicid = m->apicid; printk(KERN_INFO "%sCPU #%d %u:%u APIC version %d\n", - m->mpc_cpuflag & CPU_BOOTPROCESSOR ? "Bootup " : "", - m->mpc_apicid, - (m->mpc_cpufeature & CPU_FAMILY_MASK) >> 8, - (m->mpc_cpufeature & CPU_MODEL_MASK) >> 4, - m->mpc_apicver); + m->cpuflag & CPU_BOOTPROCESSOR ? "Bootup " : "", + m->apicid, (m->cpufeature & CPU_FAMILY_MASK) >> 8, + (m->cpufeature & CPU_MODEL_MASK) >> 4, m->apicver); - if (m->mpc_cpuflag & CPU_BOOTPROCESSOR) - boot_cpu_physical_apicid = m->mpc_apicid; + if (m->cpuflag & CPU_BOOTPROCESSOR) + boot_cpu_physical_apicid = m->apicid; - ver = m->mpc_apicver; - if ((ver >= 0x14 && m->mpc_apicid >= 0xff) || m->mpc_apicid >= 0xf) { + ver = m->apicver; + if ((ver >= 0x14 && m->apicid >= 0xff) || m->apicid >= 0xf) { printk(KERN_ERR "Processor #%d INVALID. (Max ID: %d).\n", - m->mpc_apicid, MAX_APICS); + m->apicid, MAX_APICS); return; } - apic_cpus = apicid_to_cpu_present(m->mpc_apicid); + apic_cpus = apicid_to_cpu_present(m->apicid); physids_or(phys_cpu_present_map, phys_cpu_present_map, apic_cpus); /* * Validate version @@ -210,15 +208,15 @@ static void __init MP_processor_info(struct mpc_config_processor *m) if (ver == 0x0) { printk(KERN_ERR "BIOS bug, APIC version is 0 for CPU#%d! " "fixing up to 0x10. (tell your hw vendor)\n", - m->mpc_apicid); + m->apicid); ver = 0x10; } - apic_version[m->mpc_apicid] = ver; + apic_version[m->apicid] = ver; } static int __init visws_find_smp_config(unsigned int reserve) { - struct mpc_config_processor *mp = phys_to_virt(CO_CPU_TAB_PHYS); + struct mpc_cpu *mp = phys_to_virt(CO_CPU_TAB_PHYS); unsigned short ncpus = readw(phys_to_virt(CO_CPU_NUM_PHYS)); if (ncpus > CO_CPU_MAX) { diff --git a/arch/x86/mach-generic/es7000.c b/arch/x86/mach-generic/es7000.c index 4ba5cca..c2ded14 100644 --- a/arch/x86/mach-generic/es7000.c +++ b/arch/x86/mach-generic/es7000.c @@ -43,12 +43,12 @@ static void __init enable_apic_mode(void) return; } -static __init int mps_oem_check(struct mp_config_table *mpc, char *oem, - char *productid) +static __init int +mps_oem_check(struct mpc_table *mpc, char *oem, char *productid) { - if (mpc->mpc_oemptr) { - struct mp_config_oemtable *oem_table = - (struct mp_config_oemtable *)mpc->mpc_oemptr; + if (mpc->oemptr) { + struct mpc_oemtable *oem_table = + (struct mpc_oemtable *)mpc->oemptr; if (!strncmp(oem, "UNISYS", 6)) return parse_unisys_oem((char *)oem_table); } diff --git a/arch/x86/mach-generic/numaq.c b/arch/x86/mach-generic/numaq.c index 511d794..3679e22 100644 --- a/arch/x86/mach-generic/numaq.c +++ b/arch/x86/mach-generic/numaq.c @@ -19,8 +19,7 @@ #include <asm/numaq/wakecpu.h> #include <asm/numaq.h> -static int mps_oem_check(struct mp_config_table *mpc, char *oem, - char *productid) +static int mps_oem_check(struct mpc_table *mpc, char *oem, char *productid) { numaq_mps_oem_check(mpc, oem, productid); return found_numaq; diff --git a/arch/x86/mach-generic/probe.c b/arch/x86/mach-generic/probe.c index c346d9d..15a38da 100644 --- a/arch/x86/mach-generic/probe.c +++ b/arch/x86/mach-generic/probe.c @@ -110,8 +110,7 @@ void __init generic_apic_probe(void) /* These functions can switch the APIC even after the initial ->probe() */ -int __init mps_oem_check(struct mp_config_table *mpc, char *oem, - char *productid) +int __init mps_oem_check(struct mpc_table *mpc, char *oem, char *productid) { int i; for (i = 0; apic_probe[i]; ++i) { diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index 544d724..88f1b10 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c @@ -328,6 +328,8 @@ int devmem_is_allowed(unsigned long pagenr) { if (pagenr <= 256) return 1; + if (iomem_is_exclusive(pagenr << PAGE_SHIFT)) + return 0; if (!page_is_ram(pagenr)) return 1; return 0; diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index 54c437e..23f68e7 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -888,6 +888,8 @@ int devmem_is_allowed(unsigned long pagenr) { if (pagenr <= 256) return 1; + if (iomem_is_exclusive(pagenr << PAGE_SHIFT)) + return 0; if (!page_is_ram(pagenr)) return 1; return 0; diff --git a/arch/x86/mm/k8topology_64.c b/arch/x86/mm/k8topology_64.c index 41f1b5c..268f825 100644 --- a/arch/x86/mm/k8topology_64.c +++ b/arch/x86/mm/k8topology_64.c @@ -81,7 +81,6 @@ int __init k8_scan_nodes(unsigned long start, unsigned long end) unsigned numnodes, cores, bits, apicid_base; unsigned long prevbase; struct bootnode nodes[8]; - unsigned char nodeids[8]; int i, j, nb, found = 0; u32 nodeid, reg; @@ -110,7 +109,6 @@ int __init k8_scan_nodes(unsigned long start, unsigned long end) limit = read_pci_config(0, nb, 1, 0x44 + i*8); nodeid = limit & 7; - nodeids[i] = nodeid; if ((base & 3) == 0) { if (i < numnodes) printk("Skipping disabled node %d\n", i); @@ -179,9 +177,6 @@ int __init k8_scan_nodes(unsigned long start, unsigned long end) nodes[nodeid].start = base; nodes[nodeid].end = limit; - e820_register_active_regions(nodeid, - nodes[nodeid].start >> PAGE_SHIFT, - nodes[nodeid].end >> PAGE_SHIFT); prevbase = base; @@ -211,12 +206,15 @@ int __init k8_scan_nodes(unsigned long start, unsigned long end) } for (i = 0; i < 8; i++) { - if (nodes[i].start != nodes[i].end) { - nodeid = nodeids[i]; - for (j = apicid_base; j < cores + apicid_base; j++) - apicid_to_node[(nodeid << bits) + j] = i; - setup_node_bootmem(i, nodes[i].start, nodes[i].end); - } + if (nodes[i].start == nodes[i].end) + continue; + + e820_register_active_regions(i, + nodes[i].start >> PAGE_SHIFT, + nodes[i].end >> PAGE_SHIFT); + for (j = apicid_base; j < cores + apicid_base; j++) + apicid_to_node[(i << bits) + j] = i; + setup_node_bootmem(i, nodes[i].start, nodes[i].end); } numa_init_array(); diff --git a/arch/x86/mm/numa_32.c b/arch/x86/mm/numa_32.c index 8518c67..d1f7439 100644 --- a/arch/x86/mm/numa_32.c +++ b/arch/x86/mm/numa_32.c @@ -239,7 +239,7 @@ void resume_map_numa_kva(pgd_t *pgd_base) start_pfn = node_remap_start_pfn[node]; size = node_remap_size[node]; - printk(KERN_DEBUG "%s: node %d\n", __FUNCTION__, node); + printk(KERN_DEBUG "%s: node %d\n", __func__, node); for (pfn = 0; pfn < size; pfn += PTRS_PER_PTE) { unsigned long vaddr = start_va + (pfn << PAGE_SHIFT); @@ -251,7 +251,7 @@ void resume_map_numa_kva(pgd_t *pgd_base) PAGE_KERNEL_LARGE_EXEC)); printk(KERN_DEBUG "%s: %08lx -> pfn %08lx\n", - __FUNCTION__, vaddr, start_pfn + pfn); + __func__, vaddr, start_pfn + pfn); } } } diff --git a/arch/x86/oprofile/op_model_amd.c b/arch/x86/oprofile/op_model_amd.c index 98658f2..8fdf06e 100644 --- a/arch/x86/oprofile/op_model_amd.c +++ b/arch/x86/oprofile/op_model_amd.c @@ -2,7 +2,7 @@ * @file op_model_amd.c * athlon / K7 / K8 / Family 10h model-specific MSR operations * - * @remark Copyright 2002-2008 OProfile authors + * @remark Copyright 2002-2009 OProfile authors * @remark Read the file COPYING * * @author John Levon @@ -10,7 +10,7 @@ * @author Graydon Hoare * @author Robert Richter <robert.richter@amd.com> * @author Barry Kasindorf -*/ + */ #include <linux/oprofile.h> #include <linux/device.h> @@ -60,53 +60,10 @@ static unsigned long reset_value[NUM_COUNTERS]; #define IBS_OP_LOW_VALID_BIT (1ULL<<18) /* bit 18 */ #define IBS_OP_LOW_ENABLE (1ULL<<17) /* bit 17 */ -/* Codes used in cpu_buffer.c */ -/* This produces duplicate code, need to be fixed */ -#define IBS_FETCH_BEGIN 3 -#define IBS_OP_BEGIN 4 - -/* - * The function interface needs to be fixed, something like add - * data. Should then be added to linux/oprofile.h. - */ -extern void -oprofile_add_ibs_sample(struct pt_regs * const regs, - unsigned int * const ibs_sample, int ibs_code); - -struct ibs_fetch_sample { - /* MSRC001_1031 IBS Fetch Linear Address Register */ - unsigned int ibs_fetch_lin_addr_low; - unsigned int ibs_fetch_lin_addr_high; - /* MSRC001_1030 IBS Fetch Control Register */ - unsigned int ibs_fetch_ctl_low; - unsigned int ibs_fetch_ctl_high; - /* MSRC001_1032 IBS Fetch Physical Address Register */ - unsigned int ibs_fetch_phys_addr_low; - unsigned int ibs_fetch_phys_addr_high; -}; - -struct ibs_op_sample { - /* MSRC001_1034 IBS Op Logical Address Register (IbsRIP) */ - unsigned int ibs_op_rip_low; - unsigned int ibs_op_rip_high; - /* MSRC001_1035 IBS Op Data Register */ - unsigned int ibs_op_data1_low; - unsigned int ibs_op_data1_high; - /* MSRC001_1036 IBS Op Data 2 Register */ - unsigned int ibs_op_data2_low; - unsigned int ibs_op_data2_high; - /* MSRC001_1037 IBS Op Data 3 Register */ - unsigned int ibs_op_data3_low; - unsigned int ibs_op_data3_high; - /* MSRC001_1038 IBS DC Linear Address Register (IbsDcLinAd) */ - unsigned int ibs_dc_linear_low; - unsigned int ibs_dc_linear_high; - /* MSRC001_1039 IBS DC Physical Address Register (IbsDcPhysAd) */ - unsigned int ibs_dc_phys_low; - unsigned int ibs_dc_phys_high; -}; +#define IBS_FETCH_SIZE 6 +#define IBS_OP_SIZE 12 -static int ibs_allowed; /* AMD Family10h and later */ +static int has_ibs; /* AMD Family10h and later */ struct op_ibs_config { unsigned long op_enabled; @@ -197,31 +154,29 @@ static inline int op_amd_handle_ibs(struct pt_regs * const regs, struct op_msrs const * const msrs) { - unsigned int low, high; - struct ibs_fetch_sample ibs_fetch; - struct ibs_op_sample ibs_op; + u32 low, high; + u64 msr; + struct op_entry entry; - if (!ibs_allowed) + if (!has_ibs) return 1; if (ibs_config.fetch_enabled) { rdmsr(MSR_AMD64_IBSFETCHCTL, low, high); if (high & IBS_FETCH_HIGH_VALID_BIT) { - ibs_fetch.ibs_fetch_ctl_high = high; - ibs_fetch.ibs_fetch_ctl_low = low; - rdmsr(MSR_AMD64_IBSFETCHLINAD, low, high); - ibs_fetch.ibs_fetch_lin_addr_high = high; - ibs_fetch.ibs_fetch_lin_addr_low = low; - rdmsr(MSR_AMD64_IBSFETCHPHYSAD, low, high); - ibs_fetch.ibs_fetch_phys_addr_high = high; - ibs_fetch.ibs_fetch_phys_addr_low = low; - - oprofile_add_ibs_sample(regs, - (unsigned int *)&ibs_fetch, - IBS_FETCH_BEGIN); + rdmsrl(MSR_AMD64_IBSFETCHLINAD, msr); + oprofile_write_reserve(&entry, regs, msr, + IBS_FETCH_CODE, IBS_FETCH_SIZE); + oprofile_add_data(&entry, (u32)msr); + oprofile_add_data(&entry, (u32)(msr >> 32)); + oprofile_add_data(&entry, low); + oprofile_add_data(&entry, high); + rdmsrl(MSR_AMD64_IBSFETCHPHYSAD, msr); + oprofile_add_data(&entry, (u32)msr); + oprofile_add_data(&entry, (u32)(msr >> 32)); + oprofile_write_commit(&entry); /* reenable the IRQ */ - rdmsr(MSR_AMD64_IBSFETCHCTL, low, high); high &= ~IBS_FETCH_HIGH_VALID_BIT; high |= IBS_FETCH_HIGH_ENABLE; low &= IBS_FETCH_LOW_MAX_CNT_MASK; @@ -232,30 +187,29 @@ op_amd_handle_ibs(struct pt_regs * const regs, if (ibs_config.op_enabled) { rdmsr(MSR_AMD64_IBSOPCTL, low, high); if (low & IBS_OP_LOW_VALID_BIT) { - rdmsr(MSR_AMD64_IBSOPRIP, low, high); - ibs_op.ibs_op_rip_low = low; - ibs_op.ibs_op_rip_high = high; - rdmsr(MSR_AMD64_IBSOPDATA, low, high); - ibs_op.ibs_op_data1_low = low; - ibs_op.ibs_op_data1_high = high; - rdmsr(MSR_AMD64_IBSOPDATA2, low, high); - ibs_op.ibs_op_data2_low = low; - ibs_op.ibs_op_data2_high = high; - rdmsr(MSR_AMD64_IBSOPDATA3, low, high); - ibs_op.ibs_op_data3_low = low; - ibs_op.ibs_op_data3_high = high; - rdmsr(MSR_AMD64_IBSDCLINAD, low, high); - ibs_op.ibs_dc_linear_low = low; - ibs_op.ibs_dc_linear_high = high; - rdmsr(MSR_AMD64_IBSDCPHYSAD, low, high); - ibs_op.ibs_dc_phys_low = low; - ibs_op.ibs_dc_phys_high = high; + rdmsrl(MSR_AMD64_IBSOPRIP, msr); + oprofile_write_reserve(&entry, regs, msr, + IBS_OP_CODE, IBS_OP_SIZE); + oprofile_add_data(&entry, (u32)msr); + oprofile_add_data(&entry, (u32)(msr >> 32)); + rdmsrl(MSR_AMD64_IBSOPDATA, msr); + oprofile_add_data(&entry, (u32)msr); + oprofile_add_data(&entry, (u32)(msr >> 32)); + rdmsrl(MSR_AMD64_IBSOPDATA2, msr); + oprofile_add_data(&entry, (u32)msr); + oprofile_add_data(&entry, (u32)(msr >> 32)); + rdmsrl(MSR_AMD64_IBSOPDATA3, msr); + oprofile_add_data(&entry, (u32)msr); + oprofile_add_data(&entry, (u32)(msr >> 32)); + rdmsrl(MSR_AMD64_IBSDCLINAD, msr); + oprofile_add_data(&entry, (u32)msr); + oprofile_add_data(&entry, (u32)(msr >> 32)); + rdmsrl(MSR_AMD64_IBSDCPHYSAD, msr); + oprofile_add_data(&entry, (u32)msr); + oprofile_add_data(&entry, (u32)(msr >> 32)); + oprofile_write_commit(&entry); /* reenable the IRQ */ - oprofile_add_ibs_sample(regs, - (unsigned int *)&ibs_op, - IBS_OP_BEGIN); - rdmsr(MSR_AMD64_IBSOPCTL, low, high); high = 0; low &= ~IBS_OP_LOW_VALID_BIT; low |= IBS_OP_LOW_ENABLE; @@ -305,14 +259,14 @@ static void op_amd_start(struct op_msrs const * const msrs) } #ifdef CONFIG_OPROFILE_IBS - if (ibs_allowed && ibs_config.fetch_enabled) { + if (has_ibs && ibs_config.fetch_enabled) { low = (ibs_config.max_cnt_fetch >> 4) & 0xFFFF; high = ((ibs_config.rand_en & 0x1) << 25) /* bit 57 */ + IBS_FETCH_HIGH_ENABLE; wrmsr(MSR_AMD64_IBSFETCHCTL, low, high); } - if (ibs_allowed && ibs_config.op_enabled) { + if (has_ibs && ibs_config.op_enabled) { low = ((ibs_config.max_cnt_op >> 4) & 0xFFFF) + ((ibs_config.dispatched_ops & 0x1) << 19) /* bit 19 */ + IBS_OP_LOW_ENABLE; @@ -341,14 +295,14 @@ static void op_amd_stop(struct op_msrs const * const msrs) } #ifdef CONFIG_OPROFILE_IBS - if (ibs_allowed && ibs_config.fetch_enabled) { + if (has_ibs && ibs_config.fetch_enabled) { /* clear max count and enable */ low = 0; high = 0; wrmsr(MSR_AMD64_IBSFETCHCTL, low, high); } - if (ibs_allowed && ibs_config.op_enabled) { + if (has_ibs && ibs_config.op_enabled) { /* clear max count and enable */ low = 0; high = 0; @@ -409,6 +363,7 @@ static int init_ibs_nmi(void) | IBSCTL_LVTOFFSETVAL); pci_read_config_dword(cpu_cfg, IBSCTL, &value); if (value != (ibs_eilvt_off | IBSCTL_LVTOFFSETVAL)) { + pci_dev_put(cpu_cfg); printk(KERN_DEBUG "Failed to setup IBS LVT offset, " "IBSCTL = 0x%08x", value); return 1; @@ -436,20 +391,20 @@ static int init_ibs_nmi(void) /* uninitialize the APIC for the IBS interrupts if needed */ static void clear_ibs_nmi(void) { - if (ibs_allowed) + if (has_ibs) on_each_cpu(apic_clear_ibs_nmi_per_cpu, NULL, 1); } /* initialize the APIC for the IBS interrupts if available */ static void ibs_init(void) { - ibs_allowed = boot_cpu_has(X86_FEATURE_IBS); + has_ibs = boot_cpu_has(X86_FEATURE_IBS); - if (!ibs_allowed) + if (!has_ibs) return; if (init_ibs_nmi()) { - ibs_allowed = 0; + has_ibs = 0; return; } @@ -458,7 +413,7 @@ static void ibs_init(void) static void ibs_exit(void) { - if (!ibs_allowed) + if (!has_ibs) return; clear_ibs_nmi(); @@ -478,7 +433,7 @@ static int setup_ibs_files(struct super_block *sb, struct dentry *root) if (ret) return ret; - if (!ibs_allowed) + if (!has_ibs) return ret; /* model specific files */ diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c index 9e5752f..c0ecf25 100644 --- a/arch/x86/pci/acpi.c +++ b/arch/x86/pci/acpi.c @@ -210,11 +210,10 @@ struct pci_bus * __devinit pci_acpi_scan_root(struct acpi_device *device, int do if (bus && node != -1) { #ifdef CONFIG_ACPI_NUMA if (pxm >= 0) - printk(KERN_DEBUG "bus %02x -> pxm %d -> node %d\n", - busnum, pxm, node); + dev_printk(KERN_DEBUG, &bus->dev, + "on NUMA node %d (pxm %d)\n", node, pxm); #else - printk(KERN_DEBUG "bus %02x -> node %d\n", - busnum, node); + dev_printk(KERN_DEBUG, &bus->dev, "on NUMA node %d\n", node); #endif } diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c index 62ddb73..82d22fc 100644 --- a/arch/x86/pci/common.c +++ b/arch/x86/pci/common.c @@ -551,17 +551,25 @@ int pcibios_enable_device(struct pci_dev *dev, int mask) if ((err = pci_enable_resources(dev, mask)) < 0) return err; - if (!dev->msi_enabled) + if (!pci_dev_msi_enabled(dev)) return pcibios_enable_irq(dev); return 0; } void pcibios_disable_device (struct pci_dev *dev) { - if (!dev->msi_enabled && pcibios_disable_irq) + if (!pci_dev_msi_enabled(dev) && pcibios_disable_irq) pcibios_disable_irq(dev); } +int pci_ext_cfg_avail(struct pci_dev *dev) +{ + if (raw_pci_ext_ops) + return 1; + else + return 0; +} + struct pci_bus * __devinit pci_scan_bus_on_node(int busno, struct pci_ops *ops, int node) { struct pci_bus *bus = NULL; diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c index e51bf2c..f884740 100644 --- a/arch/x86/pci/i386.c +++ b/arch/x86/pci/i386.c @@ -129,7 +129,7 @@ static void __init pcibios_allocate_bus_resources(struct list_head *bus_list) pr = pci_find_parent_resource(dev, r); if (!r->start || !pr || request_resource(pr, r) < 0) { - dev_err(&dev->dev, "BAR %d: can't allocate resource\n", idx); + dev_info(&dev->dev, "BAR %d: can't allocate resource\n", idx); /* * Something is wrong with the region. * Invalidate the resource to prevent @@ -170,7 +170,7 @@ static void __init pcibios_allocate_resources(int pass) r->flags, disabled, pass); pr = pci_find_parent_resource(dev, r); if (!pr || request_resource(pr, r) < 0) { - dev_err(&dev->dev, "BAR %d: can't allocate resource\n", idx); + dev_info(&dev->dev, "BAR %d: can't allocate resource\n", idx); /* We'll assign a new address later */ r->end -= r->start; r->start = 0; diff --git a/arch/x86/pci/init.c b/arch/x86/pci/init.c index bec3b04..25a1f8e 100644 --- a/arch/x86/pci/init.c +++ b/arch/x86/pci/init.c @@ -12,7 +12,8 @@ static __init int pci_arch_init(void) type = pci_direct_probe(); #endif - pci_mmcfg_early_init(); + if (!(pci_probe & PCI_PROBE_NOEARLY)) + pci_mmcfg_early_init(); #ifdef CONFIG_PCI_OLPC if (!pci_olpc_init()) diff --git a/arch/x86/pci/irq.c b/arch/x86/pci/irq.c index 373b9af..4064345 100644 --- a/arch/x86/pci/irq.c +++ b/arch/x86/pci/irq.c @@ -533,7 +533,7 @@ static int pirq_bios_set(struct pci_dev *router, struct pci_dev *dev, int pirq, { struct pci_dev *bridge; int pin = pci_get_interrupt_pin(dev, &bridge); - return pcibios_set_irq_routing(bridge, pin, irq); + return pcibios_set_irq_routing(bridge, pin - 1, irq); } #endif @@ -887,7 +887,6 @@ static int pcibios_lookup_irq(struct pci_dev *dev, int assign) dev_dbg(&dev->dev, "no interrupt pin\n"); return 0; } - pin = pin - 1; /* Find IRQ routing entry */ @@ -897,17 +896,17 @@ static int pcibios_lookup_irq(struct pci_dev *dev, int assign) info = pirq_get_info(dev); if (!info) { dev_dbg(&dev->dev, "PCI INT %c not found in routing table\n", - 'A' + pin); + 'A' + pin - 1); return 0; } - pirq = info->irq[pin].link; - mask = info->irq[pin].bitmap; + pirq = info->irq[pin - 1].link; + mask = info->irq[pin - 1].bitmap; if (!pirq) { - dev_dbg(&dev->dev, "PCI INT %c not routed\n", 'A' + pin); + dev_dbg(&dev->dev, "PCI INT %c not routed\n", 'A' + pin - 1); return 0; } dev_dbg(&dev->dev, "PCI INT %c -> PIRQ %02x, mask %04x, excl %04x", - 'A' + pin, pirq, mask, pirq_table->exclusive_irqs); + 'A' + pin - 1, pirq, mask, pirq_table->exclusive_irqs); mask &= pcibios_irq_mask; /* Work around broken HP Pavilion Notebooks which assign USB to @@ -949,7 +948,7 @@ static int pcibios_lookup_irq(struct pci_dev *dev, int assign) newirq = i; } } - dev_dbg(&dev->dev, "PCI INT %c -> newirq %d", 'A' + pin, newirq); + dev_dbg(&dev->dev, "PCI INT %c -> newirq %d", 'A' + pin - 1, newirq); /* Check if it is hardcoded */ if ((pirq & 0xf0) == 0xf0) { @@ -977,18 +976,18 @@ static int pcibios_lookup_irq(struct pci_dev *dev, int assign) return 0; } } - dev_info(&dev->dev, "%s PCI INT %c -> IRQ %d\n", msg, 'A' + pin, irq); + dev_info(&dev->dev, "%s PCI INT %c -> IRQ %d\n", msg, 'A' + pin - 1, irq); /* Update IRQ for all devices with the same pirq value */ while ((dev2 = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev2)) != NULL) { pci_read_config_byte(dev2, PCI_INTERRUPT_PIN, &pin); if (!pin) continue; - pin--; + info = pirq_get_info(dev2); if (!info) continue; - if (info->irq[pin].link == pirq) { + if (info->irq[pin - 1].link == pirq) { /* * We refuse to override the dev->irq * information. Give a warning! @@ -1042,6 +1041,9 @@ static void __init pcibios_fixup_irqs(void) dev = NULL; while ((dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev)) != NULL) { pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin); + if (!pin) + continue; + #ifdef CONFIG_X86_IO_APIC /* * Recalculate IRQ numbers if we use the I/O APIC. @@ -1049,15 +1051,11 @@ static void __init pcibios_fixup_irqs(void) if (io_apic_assign_pci_irqs) { int irq; - if (!pin) - continue; - /* * interrupt pins are numbered starting from 1 */ - pin--; irq = IO_APIC_get_PCI_irq_vector(dev->bus->number, - PCI_SLOT(dev->devfn), pin); + PCI_SLOT(dev->devfn), pin - 1); /* * Busses behind bridges are typically not listed in the * MP-table. In this case we have to look up the IRQ @@ -1070,22 +1068,22 @@ static void __init pcibios_fixup_irqs(void) struct pci_dev *bridge = dev->bus->self; int bus; - pin = (pin + PCI_SLOT(dev->devfn)) % 4; + pin = pci_swizzle_interrupt_pin(dev, pin); bus = bridge->bus->number; irq = IO_APIC_get_PCI_irq_vector(bus, - PCI_SLOT(bridge->devfn), pin); + PCI_SLOT(bridge->devfn), pin - 1); if (irq >= 0) dev_warn(&dev->dev, "using bridge %s INT %c to " "get IRQ %d\n", pci_name(bridge), - 'A' + pin, irq); + 'A' + pin - 1, irq); } if (irq >= 0) { dev_info(&dev->dev, "PCI->APIC IRQ transform: INT %c " "-> IRQ %d\n", - 'A' + pin, irq); + 'A' + pin - 1, irq); dev->irq = irq; } } @@ -1093,7 +1091,7 @@ static void __init pcibios_fixup_irqs(void) /* * Still no IRQ? Try to lookup one... */ - if (pin && !dev->irq) + if (!dev->irq) pcibios_lookup_irq(dev, 0); } } @@ -1220,12 +1218,10 @@ static int pirq_enable_irq(struct pci_dev *dev) if (pin && !pcibios_lookup_irq(dev, 1) && !dev->irq) { char *msg = ""; - pin--; /* interrupt pins are numbered starting from 1 */ - if (io_apic_assign_pci_irqs) { int irq; - irq = IO_APIC_get_PCI_irq_vector(dev->bus->number, PCI_SLOT(dev->devfn), pin); + irq = IO_APIC_get_PCI_irq_vector(dev->bus->number, PCI_SLOT(dev->devfn), pin - 1); /* * Busses behind bridges are typically not listed in the MP-table. * In this case we have to look up the IRQ based on the parent bus, @@ -1236,20 +1232,20 @@ static int pirq_enable_irq(struct pci_dev *dev) while (irq < 0 && dev->bus->parent) { /* go back to the bridge */ struct pci_dev *bridge = dev->bus->self; - pin = (pin + PCI_SLOT(dev->devfn)) % 4; + pin = pci_swizzle_interrupt_pin(dev, pin); irq = IO_APIC_get_PCI_irq_vector(bridge->bus->number, - PCI_SLOT(bridge->devfn), pin); + PCI_SLOT(bridge->devfn), pin - 1); if (irq >= 0) dev_warn(&dev->dev, "using bridge %s " "INT %c to get IRQ %d\n", - pci_name(bridge), 'A' + pin, + pci_name(bridge), 'A' + pin - 1, irq); dev = bridge; } dev = temp_dev; if (irq >= 0) { dev_info(&dev->dev, "PCI->APIC IRQ transform: " - "INT %c -> IRQ %d\n", 'A' + pin, irq); + "INT %c -> IRQ %d\n", 'A' + pin - 1, irq); dev->irq = irq; return 0; } else @@ -1268,7 +1264,7 @@ static int pirq_enable_irq(struct pci_dev *dev) return 0; dev_warn(&dev->dev, "can't find IRQ for PCI INT %c%s\n", - 'A' + pin, msg); + 'A' + pin - 1, msg); } return 0; } diff --git a/arch/x86/pci/visws.c b/arch/x86/pci/visws.c index 16d0c0e..bcead7a 100644 --- a/arch/x86/pci/visws.c +++ b/arch/x86/pci/visws.c @@ -24,24 +24,6 @@ static void pci_visws_disable_irq(struct pci_dev *dev) { } unsigned int pci_bus0, pci_bus1; -static inline u8 bridge_swizzle(u8 pin, u8 slot) -{ - return (((pin - 1) + slot) % 4) + 1; -} - -static u8 __init visws_swizzle(struct pci_dev *dev, u8 *pinp) -{ - u8 pin = *pinp; - - while (dev->bus->self) { /* Move up the chain of bridges. */ - pin = bridge_swizzle(pin, PCI_SLOT(dev->devfn)); - dev = dev->bus->self; - } - *pinp = pin; - - return PCI_SLOT(dev->devfn); -} - static int __init visws_map_irq(struct pci_dev *dev, u8 slot, u8 pin) { int irq, bus = dev->bus->number; @@ -106,7 +88,7 @@ int __init pci_visws_init(void) raw_pci_ops = &pci_direct_conf1; pci_scan_bus_with_sysdata(pci_bus0); pci_scan_bus_with_sysdata(pci_bus1); - pci_fixup_irqs(visws_swizzle, visws_map_irq); + pci_fixup_irqs(pci_common_swizzle, visws_map_irq); pcibios_resource_survey(); return 0; } |
