diff options
Diffstat (limited to 'arch/xtensa')
-rw-r--r-- | arch/xtensa/Kconfig | 2 | ||||
-rw-r--r-- | arch/xtensa/boot/.gitignore | 1 | ||||
-rw-r--r-- | arch/xtensa/boot/dts/Makefile | 9 | ||||
-rw-r--r-- | arch/xtensa/include/asm/dma-mapping.h | 3 | ||||
-rw-r--r-- | arch/xtensa/include/asm/pci.h | 2 | ||||
-rw-r--r-- | arch/xtensa/include/asm/spinlock.h | 7 | ||||
-rw-r--r-- | arch/xtensa/include/asm/thread_info.h | 3 | ||||
-rw-r--r-- | arch/xtensa/include/uapi/asm/Kbuild | 1 | ||||
-rw-r--r-- | arch/xtensa/include/uapi/asm/mman.h | 1 | ||||
-rw-r--r-- | arch/xtensa/kernel/pci-dma.c | 23 | ||||
-rw-r--r-- | arch/xtensa/platforms/iss/console.c | 9 | ||||
-rw-r--r-- | arch/xtensa/platforms/iss/network.c | 13 | ||||
-rw-r--r-- | arch/xtensa/platforms/iss/simdisk.c | 4 | ||||
-rw-r--r-- | arch/xtensa/platforms/xtfpga/lcd.c | 14 |
14 files changed, 24 insertions, 68 deletions
diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig index e2afffb..c921e8b 100644 --- a/arch/xtensa/Kconfig +++ b/arch/xtensa/Kconfig @@ -231,7 +231,7 @@ config INITIALIZE_XTENSA_MMU_INSIDE_VMLINUX then enter your normal kernel breakpoints once the MMU was mapped to the kernel mappings (0XC0000000). - This unfortunately doesn't work for U-Boot and likley also wont + This unfortunately won't work for U-Boot and likely also wont work for using KEXEC to have a hot kernel ready for doing a KDUMP. diff --git a/arch/xtensa/boot/.gitignore b/arch/xtensa/boot/.gitignore index be76559..38177c7 100644 --- a/arch/xtensa/boot/.gitignore +++ b/arch/xtensa/boot/.gitignore @@ -1,3 +1,2 @@ uImage zImage.redboot -*.dtb diff --git a/arch/xtensa/boot/dts/Makefile b/arch/xtensa/boot/dts/Makefile index a15e241..f8052ba 100644 --- a/arch/xtensa/boot/dts/Makefile +++ b/arch/xtensa/boot/dts/Makefile @@ -12,9 +12,6 @@ ifneq ($(CONFIG_BUILTIN_DTB),"") obj-$(CONFIG_OF) += $(BUILTIN_DTB) endif -dtstree := $(srctree)/$(src) -dtb-$(CONFIG_OF_ALL_DTBS) := $(patsubst $(dtstree)/%.dts,%.dtb, $(wildcard $(dtstree)/*.dts)) - -always += $(dtb-y) -clean-files += *.dtb *.dtb.S - +# for CONFIG_OF_ALL_DTBS test +dtstree := $(srctree)/$(src) +dtb- := $(patsubst $(dtstree)/%.dts,%.dtb, $(wildcard $(dtstree)/*.dts)) diff --git a/arch/xtensa/include/asm/dma-mapping.h b/arch/xtensa/include/asm/dma-mapping.h index 269738d..153bf23 100644 --- a/arch/xtensa/include/asm/dma-mapping.h +++ b/arch/xtensa/include/asm/dma-mapping.h @@ -23,9 +23,6 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) return &xtensa_dma_map_ops; } -void dma_cache_sync(struct device *dev, void *vaddr, size_t size, - enum dma_data_direction direction); - static inline dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr) { return (dma_addr_t)paddr; diff --git a/arch/xtensa/include/asm/pci.h b/arch/xtensa/include/asm/pci.h index e4f366a..5c83798 100644 --- a/arch/xtensa/include/asm/pci.h +++ b/arch/xtensa/include/asm/pci.h @@ -37,8 +37,6 @@ extern struct pci_controller* pcibios_alloc_controller(void); #include <linux/string.h> #include <asm/io.h> -struct pci_dev; - /* The PCI address space does equal the physical memory address space. * The networking and block device layers use this boolean for bounce buffer * decisions. diff --git a/arch/xtensa/include/asm/spinlock.h b/arch/xtensa/include/asm/spinlock.h index 3bb4968..c6e1290 100644 --- a/arch/xtensa/include/asm/spinlock.h +++ b/arch/xtensa/include/asm/spinlock.h @@ -33,8 +33,6 @@ #define arch_spin_is_locked(x) ((x)->slock != 0) -#define arch_spin_lock_flags(lock, flags) arch_spin_lock(lock) - static inline void arch_spin_lock(arch_spinlock_t *lock) { unsigned long tmp; @@ -97,8 +95,6 @@ static inline void arch_spin_unlock(arch_spinlock_t *lock) * 0x80000000 one writer owns the rwlock, no other writers, no readers */ -#define arch_write_can_lock(x) ((x)->lock == 0) - static inline void arch_write_lock(arch_rwlock_t *rw) { unsigned long tmp; @@ -200,7 +196,4 @@ static inline void arch_read_unlock(arch_rwlock_t *rw) : "memory"); } -#define arch_read_lock_flags(lock, flags) arch_read_lock(lock) -#define arch_write_lock_flags(lock, flags) arch_write_lock(lock) - #endif /* _XTENSA_SPINLOCK_H */ diff --git a/arch/xtensa/include/asm/thread_info.h b/arch/xtensa/include/asm/thread_info.h index 71c9865..2bd19ae 100644 --- a/arch/xtensa/include/asm/thread_info.h +++ b/arch/xtensa/include/asm/thread_info.h @@ -79,9 +79,6 @@ struct thread_info { .addr_limit = KERNEL_DS, \ } -#define init_thread_info (init_thread_union.thread_info) -#define init_stack (init_thread_union.stack) - /* how to get the thread information struct from C */ static inline struct thread_info *current_thread_info(void) { diff --git a/arch/xtensa/include/uapi/asm/Kbuild b/arch/xtensa/include/uapi/asm/Kbuild index a5bcdfb..837d4dd 100644 --- a/arch/xtensa/include/uapi/asm/Kbuild +++ b/arch/xtensa/include/uapi/asm/Kbuild @@ -2,6 +2,7 @@ include include/uapi/asm-generic/Kbuild.asm generic-y += bitsperlong.h +generic-y += bpf_perf_event.h generic-y += errno.h generic-y += fcntl.h generic-y += ioctl.h diff --git a/arch/xtensa/include/uapi/asm/mman.h b/arch/xtensa/include/uapi/asm/mman.h index 2bfe590..3e9d01a 100644 --- a/arch/xtensa/include/uapi/asm/mman.h +++ b/arch/xtensa/include/uapi/asm/mman.h @@ -36,6 +36,7 @@ */ #define MAP_SHARED 0x001 /* Share changes */ #define MAP_PRIVATE 0x002 /* Changes are private */ +#define MAP_SHARED_VALIDATE 0x003 /* share + validate extension flags */ #define MAP_TYPE 0x00f /* Mask for type of mapping */ #define MAP_FIXED 0x010 /* Interpret addr exactly */ diff --git a/arch/xtensa/kernel/pci-dma.c b/arch/xtensa/kernel/pci-dma.c index cec86a1..623720a 100644 --- a/arch/xtensa/kernel/pci-dma.c +++ b/arch/xtensa/kernel/pci-dma.c @@ -26,29 +26,6 @@ #include <asm/cacheflush.h> #include <asm/io.h> -void dma_cache_sync(struct device *dev, void *vaddr, size_t size, - enum dma_data_direction dir) -{ - switch (dir) { - case DMA_BIDIRECTIONAL: - __flush_invalidate_dcache_range((unsigned long)vaddr, size); - break; - - case DMA_FROM_DEVICE: - __invalidate_dcache_range((unsigned long)vaddr, size); - break; - - case DMA_TO_DEVICE: - __flush_dcache_range((unsigned long)vaddr, size); - break; - - case DMA_NONE: - BUG(); - break; - } -} -EXPORT_SYMBOL(dma_cache_sync); - static void do_cache_op(dma_addr_t dma_handle, size_t size, void (*fn)(unsigned long, unsigned long)) { diff --git a/arch/xtensa/platforms/iss/console.c b/arch/xtensa/platforms/iss/console.c index 6fc0a94..92f567f 100644 --- a/arch/xtensa/platforms/iss/console.c +++ b/arch/xtensa/platforms/iss/console.c @@ -47,15 +47,14 @@ static char *serial_name = "ISS serial driver"; * initialization for the tty structure. */ -static void rs_poll(unsigned long); +static void rs_poll(struct timer_list *); static int rs_open(struct tty_struct *tty, struct file * filp) { tty->port = &serial_port; spin_lock_bh(&timer_lock); if (tty->count == 1) { - setup_timer(&serial_timer, rs_poll, - (unsigned long)&serial_port); + timer_setup(&serial_timer, rs_poll, 0); mod_timer(&serial_timer, jiffies + SERIAL_TIMER_VALUE); } spin_unlock_bh(&timer_lock); @@ -92,9 +91,9 @@ static int rs_write(struct tty_struct * tty, return count; } -static void rs_poll(unsigned long priv) +static void rs_poll(struct timer_list *unused) { - struct tty_port *port = (struct tty_port *)priv; + struct tty_port *port = &serial_port; int i = 0; int rd = 1; unsigned char c; diff --git a/arch/xtensa/platforms/iss/network.c b/arch/xtensa/platforms/iss/network.c index 538d17e..d027ddd 100644 --- a/arch/xtensa/platforms/iss/network.c +++ b/arch/xtensa/platforms/iss/network.c @@ -351,9 +351,9 @@ static int iss_net_poll(void) } -static void iss_net_timer(unsigned long priv) +static void iss_net_timer(struct timer_list *t) { - struct iss_net_private *lp = (struct iss_net_private *)priv; + struct iss_net_private *lp = from_timer(lp, t, timer); iss_net_poll(); spin_lock(&lp->lock); @@ -388,10 +388,8 @@ static int iss_net_open(struct net_device *dev) spin_unlock_bh(&opened_lock); spin_lock_bh(&lp->lock); - init_timer(&lp->timer); + timer_setup(&lp->timer, iss_net_timer, 0); lp->timer_val = ISS_NET_TIMER_VALUE; - lp->timer.data = (unsigned long) lp; - lp->timer.function = iss_net_timer; mod_timer(&lp->timer, jiffies + lp->timer_val); out: @@ -484,7 +482,7 @@ static int iss_net_change_mtu(struct net_device *dev, int new_mtu) return -EINVAL; } -void iss_net_user_timer_expire(unsigned long _conn) +void iss_net_user_timer_expire(struct timer_list *unused) { } @@ -584,8 +582,7 @@ static int iss_net_configure(int index, char *init) return 1; } - init_timer(&lp->tl); - lp->tl.function = iss_net_user_timer_expire; + timer_setup(&lp->tl, iss_net_user_timer_expire, 0); return 0; diff --git a/arch/xtensa/platforms/iss/simdisk.c b/arch/xtensa/platforms/iss/simdisk.c index c45b90b..1b64184 100644 --- a/arch/xtensa/platforms/iss/simdisk.c +++ b/arch/xtensa/platforms/iss/simdisk.c @@ -110,13 +110,13 @@ static blk_qc_t simdisk_make_request(struct request_queue *q, struct bio *bio) sector_t sector = bio->bi_iter.bi_sector; bio_for_each_segment(bvec, bio, iter) { - char *buffer = __bio_kmap_atomic(bio, iter); + char *buffer = kmap_atomic(bvec.bv_page) + bvec.bv_offset; unsigned len = bvec.bv_len >> SECTOR_SHIFT; simdisk_transfer(dev, sector, len, buffer, bio_data_dir(bio) == WRITE); sector += len; - __bio_kunmap_atomic(buffer); + kunmap_atomic(buffer); } bio_endio(bio); diff --git a/arch/xtensa/platforms/xtfpga/lcd.c b/arch/xtensa/platforms/xtfpga/lcd.c index 4dc0c1b..2f7eb66 100644 --- a/arch/xtensa/platforms/xtfpga/lcd.c +++ b/arch/xtensa/platforms/xtfpga/lcd.c @@ -34,23 +34,23 @@ static void lcd_put_byte(u8 *addr, u8 data) { #ifdef CONFIG_XTFPGA_LCD_8BIT_ACCESS - ACCESS_ONCE(*addr) = data; + WRITE_ONCE(*addr, data); #else - ACCESS_ONCE(*addr) = data & 0xf0; - ACCESS_ONCE(*addr) = (data << 4) & 0xf0; + WRITE_ONCE(*addr, data & 0xf0); + WRITE_ONCE(*addr, (data << 4) & 0xf0); #endif } static int __init lcd_init(void) { - ACCESS_ONCE(*LCD_INSTR_ADDR) = LCD_DISPLAY_MODE8BIT; + WRITE_ONCE(*LCD_INSTR_ADDR, LCD_DISPLAY_MODE8BIT); mdelay(5); - ACCESS_ONCE(*LCD_INSTR_ADDR) = LCD_DISPLAY_MODE8BIT; + WRITE_ONCE(*LCD_INSTR_ADDR, LCD_DISPLAY_MODE8BIT); udelay(200); - ACCESS_ONCE(*LCD_INSTR_ADDR) = LCD_DISPLAY_MODE8BIT; + WRITE_ONCE(*LCD_INSTR_ADDR, LCD_DISPLAY_MODE8BIT); udelay(50); #ifndef CONFIG_XTFPGA_LCD_8BIT_ACCESS - ACCESS_ONCE(*LCD_INSTR_ADDR) = LCD_DISPLAY_MODE4BIT; + WRITE_ONCE(*LCD_INSTR_ADDR, LCD_DISPLAY_MODE4BIT); udelay(50); lcd_put_byte(LCD_INSTR_ADDR, LCD_DISPLAY_MODE4BIT); udelay(50); |