diff options
| -rw-r--r-- | arch/cris/arch-v10/drivers/ds1302.c | 20 | ||||
| -rw-r--r-- | arch/cris/arch-v10/drivers/pcf8563.c | 19 | ||||
| -rw-r--r-- | arch/cris/arch-v10/kernel/irq.c | 8 | ||||
| -rw-r--r-- | arch/cris/arch-v10/lib/dmacopy.c | 15 | ||||
| -rw-r--r-- | arch/cris/arch-v10/lib/hw_settings.S | 14 | ||||
| -rw-r--r-- | arch/cris/arch-v32/drivers/Kconfig | 16 | ||||
| -rw-r--r-- | arch/cris/arch-v32/drivers/i2c.c | 22 | ||||
| -rw-r--r-- | arch/cris/arch-v32/drivers/pcf8563.c | 21 | ||||
| -rw-r--r-- | arch/cris/arch-v32/kernel/crisksyms.c | 4 | ||||
| -rw-r--r-- | arch/cris/arch-v32/kernel/irq.c | 14 | ||||
| -rw-r--r-- | arch/cris/arch-v32/kernel/smp.c | 4 | ||||
| -rw-r--r-- | arch/cris/include/arch-v10/arch/irq.h | 9 | ||||
| -rw-r--r-- | arch/cris/include/arch-v32/arch/irq.h | 4 | ||||
| -rw-r--r-- | arch/cris/include/asm/param.h | 17 |
14 files changed, 97 insertions, 90 deletions
diff --git a/arch/cris/arch-v10/drivers/ds1302.c b/arch/cris/arch-v10/drivers/ds1302.c index 77630df..8842756 100644 --- a/arch/cris/arch-v10/drivers/ds1302.c +++ b/arch/cris/arch-v10/drivers/ds1302.c @@ -19,6 +19,7 @@ #include <linux/module.h> #include <linux/miscdevice.h> #include <linux/delay.h> +#include <linux/smp_lock.h> #include <linux/bcd.h> #include <linux/capability.h> @@ -238,9 +239,7 @@ static unsigned char days_in_mo[] = /* ioctl that supports RTC_RD_TIME and RTC_SET_TIME (read and set time/date). */ -static int -rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd, - unsigned long arg) +static int rtc_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { unsigned long flags; @@ -354,6 +353,17 @@ rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd, } } +static long rtc_unlocked_ioctl(struct file *file, unsigned int cmd, unsigned long arg) +{ + int ret; + + lock_kernel(); + ret = rtc_ioctl(file, cmd, arg); + unlock_kernel(); + + return ret; +} + static void print_rtc_status(void) { @@ -375,8 +385,8 @@ print_rtc_status(void) /* The various file operations we support. */ static const struct file_operations rtc_fops = { - .owner = THIS_MODULE, - .ioctl = rtc_ioctl, + .owner = THIS_MODULE, + .unlocked_ioctl = rtc_unlocked_ioctl, }; /* Probe for the chip by writing something to its RAM and try reading it back. */ diff --git a/arch/cris/arch-v10/drivers/pcf8563.c b/arch/cris/arch-v10/drivers/pcf8563.c index 1e90c1a..7dcb1f8 100644 --- a/arch/cris/arch-v10/drivers/pcf8563.c +++ b/arch/cris/arch-v10/drivers/pcf8563.c @@ -27,6 +27,7 @@ #include <linux/delay.h> #include <linux/bcd.h> #include <linux/mutex.h> +#include <linux/smp_lock.h> #include <asm/uaccess.h> #include <asm/system.h> @@ -53,7 +54,7 @@ static DEFINE_MUTEX(rtc_lock); /* Protect state etc */ static const unsigned char days_in_month[] = { 0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 }; -int pcf8563_ioctl(struct inode *, struct file *, unsigned int, unsigned long); +static long pcf8563_unlocked_ioctl(struct file *, unsigned int, unsigned long); /* Cache VL bit value read at driver init since writing the RTC_SECOND * register clears the VL status. @@ -62,7 +63,7 @@ static int voltage_low; static const struct file_operations pcf8563_fops = { .owner = THIS_MODULE, - .ioctl = pcf8563_ioctl, + .unlocked_ioctl = pcf8563_unlocked_ioctl, }; unsigned char @@ -212,8 +213,7 @@ pcf8563_exit(void) * ioctl calls for this driver. Why return -ENOTTY upon error? Because * POSIX says so! */ -int pcf8563_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg) +static int pcf8563_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) { /* Some sanity checks. */ if (_IOC_TYPE(cmd) != RTC_MAGIC) @@ -339,6 +339,17 @@ int pcf8563_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, return 0; } +static long pcf8563_unlocked_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) +{ + int ret; + + lock_kernel(); + return pcf8563_ioctl(filp, cmd, arg); + unlock_kernel(); + + return ret; +} + static int __init pcf8563_register(void) { if (pcf8563_init() < 0) { diff --git a/arch/cris/arch-v10/kernel/irq.c b/arch/cris/arch-v10/kernel/irq.c index 1a61efc..a0c0df8 100644 --- a/arch/cris/arch-v10/kernel/irq.c +++ b/arch/cris/arch-v10/kernel/irq.c @@ -17,8 +17,8 @@ #include <linux/kernel.h> #include <linux/init.h> -#define mask_irq(irq_nr) (*R_VECT_MASK_CLR = 1 << (irq_nr)); -#define unmask_irq(irq_nr) (*R_VECT_MASK_SET = 1 << (irq_nr)); +#define crisv10_mask_irq(irq_nr) (*R_VECT_MASK_CLR = 1 << (irq_nr)); +#define crisv10_unmask_irq(irq_nr) (*R_VECT_MASK_SET = 1 << (irq_nr)); /* don't use set_int_vector, it bypasses the linux interrupt handlers. it is * global just so that the kernel gdb can use it. @@ -116,12 +116,12 @@ static unsigned int startup_crisv10_irq(unsigned int irq) static void enable_crisv10_irq(unsigned int irq) { - unmask_irq(irq); + crisv10_unmask_irq(irq); } static void disable_crisv10_irq(unsigned int irq) { - mask_irq(irq); + crisv10_mask_irq(irq); } static void ack_crisv10_irq(unsigned int irq) diff --git a/arch/cris/arch-v10/lib/dmacopy.c b/arch/cris/arch-v10/lib/dmacopy.c index e5fb44f..49f5b8c 100644 --- a/arch/cris/arch-v10/lib/dmacopy.c +++ b/arch/cris/arch-v10/lib/dmacopy.c @@ -1,5 +1,4 @@ -/* $Id: dmacopy.c,v 1.1 2001/12/17 13:59:27 bjornw Exp $ - * +/* * memcpy for large blocks, using memory-memory DMA channels 6 and 7 in Etrax */ @@ -13,11 +12,11 @@ void *dma_memcpy(void *pdst, unsigned int pn) { static etrax_dma_descr indma, outdma; - - D(printk("dma_memcpy %d bytes... ", pn)); + + D(printk(KERN_DEBUG "dma_memcpy %d bytes... ", pn)); #if 0 - *R_GEN_CONFIG = genconfig_shadow = + *R_GEN_CONFIG = genconfig_shadow = (genconfig_shadow & ~0x3c0000) | IO_STATE(R_GEN_CONFIG, dma6, intdma7) | IO_STATE(R_GEN_CONFIG, dma7, intdma6); @@ -32,11 +31,11 @@ void *dma_memcpy(void *pdst, *R_DMA_CH7_FIRST = &outdma; *R_DMA_CH6_CMD = IO_STATE(R_DMA_CH6_CMD, cmd, start); *R_DMA_CH7_CMD = IO_STATE(R_DMA_CH7_CMD, cmd, start); - - while(*R_DMA_CH7_CMD == 1) /* wait for completion */ ; - D(printk("done\n")); + while (*R_DMA_CH7_CMD == 1) + /* wait for completion */; + D(printk(KERN_DEBUG "done\n")); } diff --git a/arch/cris/arch-v10/lib/hw_settings.S b/arch/cris/arch-v10/lib/hw_settings.S index 56905aa..c09f19f 100644 --- a/arch/cris/arch-v10/lib/hw_settings.S +++ b/arch/cris/arch-v10/lib/hw_settings.S @@ -1,13 +1,11 @@ /* - * $Id: hw_settings.S,v 1.1 2001/12/17 13:59:27 bjornw Exp $ - * * This table is used by some tools to extract hardware parameters. * The table should be included in the kernel and the decompressor. * Don't forget to update the tools if you change this table. * * Copyright (C) 2001 Axis Communications AB * - * Authors: Mikael Starvik (starvik@axis.com) + * Authors: Mikael Starvik (starvik@axis.com) */ #define PA_SET_VALUE ((CONFIG_ETRAX_DEF_R_PORT_PA_DIR << 8) | \ @@ -15,13 +13,13 @@ #define PB_SET_VALUE ((CONFIG_ETRAX_DEF_R_PORT_PB_CONFIG << 16) | \ (CONFIG_ETRAX_DEF_R_PORT_PB_DIR << 8) | \ (CONFIG_ETRAX_DEF_R_PORT_PB_DATA)) - + .ascii "HW_PARAM_MAGIC" ; Magic number .dword 0xc0004000 ; Kernel start address ; Debug port #ifdef CONFIG_ETRAX_DEBUG_PORT0 - .dword 0 + .dword 0 #elif defined(CONFIG_ETRAX_DEBUG_PORT1) .dword 1 #elif defined(CONFIG_ETRAX_DEBUG_PORT2) @@ -30,7 +28,7 @@ .dword 3 #else .dword 4 ; No debug -#endif +#endif ; SDRAM or EDO DRAM? #ifdef CONFIG_ETRAX_SDRAM @@ -39,7 +37,7 @@ .dword 0 #endif - ; Register values + ; Register values .dword R_WAITSTATES .dword CONFIG_ETRAX_DEF_R_WAITSTATES .dword R_BUS_CONFIG @@ -56,7 +54,7 @@ .dword CONFIG_ETRAX_DEF_R_DRAM_TIMING #endif .dword R_PORT_PA_SET - .dword PA_SET_VALUE + .dword PA_SET_VALUE .dword R_PORT_PB_SET .dword PB_SET_VALUE .dword 0 ; No more register values diff --git a/arch/cris/arch-v32/drivers/Kconfig b/arch/cris/arch-v32/drivers/Kconfig index b9e328e..a2dd740 100644 --- a/arch/cris/arch-v32/drivers/Kconfig +++ b/arch/cris/arch-v32/drivers/Kconfig @@ -360,24 +360,10 @@ config ETRAX_SER4_DSR_BIT string "Ser 4 DSR bit (empty = not used)" depends on ETRAX_SERIAL_PORT4 -config ETRAX_SER3_CD_BIT +config ETRAX_SER4_CD_BIT string "Ser 4 CD bit (empty = not used)" depends on ETRAX_SERIAL_PORT4 -config ETRAX_RS485 - bool "RS-485 support" - depends on ETRAXFS_SERIAL - help - Enables support for RS-485 serial communication. For a primer on - RS-485, see <http://www.hw.cz/english/docs/rs485/rs485.html>. - -config ETRAX_RS485_DISABLE_RECEIVER - bool "Disable serial receiver" - depends on ETRAX_RS485 - help - It is necessary to disable the serial receiver to avoid serial - loopback. Not all products are able to do this in software only. - config ETRAX_SYNCHRONOUS_SERIAL bool "Synchronous serial-port support" depends on ETRAX_ARCH_V32 diff --git a/arch/cris/arch-v32/drivers/i2c.c b/arch/cris/arch-v32/drivers/i2c.c index 5068263..2fd6a74 100644 --- a/arch/cris/arch-v32/drivers/i2c.c +++ b/arch/cris/arch-v32/drivers/i2c.c @@ -649,10 +649,10 @@ i2c_release(struct inode *inode, struct file *filp) /* Main device API. ioctl's to write or read to/from i2c registers. */ -static int -i2c_ioctl(struct inode *inode, struct file *file, - unsigned int cmd, unsigned long arg) +static long +i2c_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { + int ret; if(_IOC_TYPE(cmd) != ETRAXI2C_IOCTYPE) { return -ENOTTY; } @@ -665,9 +665,13 @@ i2c_ioctl(struct inode *inode, struct file *file, I2C_ARGREG(arg), I2C_ARGVALUE(arg))); - return i2c_writereg(I2C_ARGSLAVE(arg), + lock_kernel(); + ret = i2c_writereg(I2C_ARGSLAVE(arg), I2C_ARGREG(arg), I2C_ARGVALUE(arg)); + unlock_kernel(); + return ret; + case I2C_READREG: { unsigned char val; @@ -675,7 +679,9 @@ i2c_ioctl(struct inode *inode, struct file *file, D(printk("i2cr %d %d ", I2C_ARGSLAVE(arg), I2C_ARGREG(arg))); + lock_kernel(); val = i2c_readreg(I2C_ARGSLAVE(arg), I2C_ARGREG(arg)); + unlock_kernel(); D(printk("= %d\n", val)); return val; } @@ -688,10 +694,10 @@ i2c_ioctl(struct inode *inode, struct file *file, } static const struct file_operations i2c_fops = { - .owner = THIS_MODULE, - .ioctl = i2c_ioctl, - .open = i2c_open, - .release = i2c_release, + .owner = THIS_MODULE, + .unlocked_ioctl = i2c_ioctl, + .open = i2c_open, + .release = i2c_release, }; static int __init i2c_init(void) diff --git a/arch/cris/arch-v32/drivers/pcf8563.c b/arch/cris/arch-v32/drivers/pcf8563.c index f447850..bef6eb5 100644 --- a/arch/cris/arch-v32/drivers/pcf8563.c +++ b/arch/cris/arch-v32/drivers/pcf8563.c @@ -24,6 +24,7 @@ #include <linux/init.h> #include <linux/fs.h> #include <linux/ioctl.h> +#include <linux/smp_lock.h> #include <linux/delay.h> #include <linux/bcd.h> #include <linux/mutex.h> @@ -49,7 +50,7 @@ static DEFINE_MUTEX(rtc_lock); /* Protect state etc */ static const unsigned char days_in_month[] = { 0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 }; -int pcf8563_ioctl(struct inode *, struct file *, unsigned int, unsigned long); +static long pcf8563_unlocked_ioctl(struct file *filp, unsigned int cmd, unsigned long arg); /* Cache VL bit value read at driver init since writing the RTC_SECOND * register clears the VL status. @@ -57,8 +58,8 @@ int pcf8563_ioctl(struct inode *, struct file *, unsigned int, unsigned long); static int voltage_low; static const struct file_operations pcf8563_fops = { - .owner = THIS_MODULE, - .ioctl = pcf8563_ioctl + .owner = THIS_MODULE, + .unlocked_ioctl = pcf8563_unlocked_ioctl, }; unsigned char @@ -208,8 +209,7 @@ pcf8563_exit(void) * ioctl calls for this driver. Why return -ENOTTY upon error? Because * POSIX says so! */ -int pcf8563_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, - unsigned long arg) +static int pcf8563_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) { /* Some sanity checks. */ if (_IOC_TYPE(cmd) != RTC_MAGIC) @@ -335,6 +335,17 @@ int pcf8563_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, return 0; } +static long pcf8563_unlocked_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) +{ + int ret; + + lock_kernel(); + return pcf8563_ioctl(filp, cmd, arg); + unlock_kernel(); + + return ret; +} + static int __init pcf8563_register(void) { if (pcf8563_init() < 0) { diff --git a/arch/cris/arch-v32/kernel/crisksyms.c b/arch/cris/arch-v32/kernel/crisksyms.c index 64933e2..bde8d1a 100644 --- a/arch/cris/arch-v32/kernel/crisksyms.c +++ b/arch/cris/arch-v32/kernel/crisksyms.c @@ -24,5 +24,5 @@ EXPORT_SYMBOL(crisv32_io_get_name); EXPORT_SYMBOL(crisv32_io_get); /* Functions masking/unmasking interrupts */ -EXPORT_SYMBOL(mask_irq); -EXPORT_SYMBOL(unmask_irq); +EXPORT_SYMBOL(crisv32_mask_irq); +EXPORT_SYMBOL(crisv32_unmask_irq); diff --git a/arch/cris/arch-v32/kernel/irq.c b/arch/cris/arch-v32/kernel/irq.c index b624119..0b1febe 100644 --- a/arch/cris/arch-v32/kernel/irq.c +++ b/arch/cris/arch-v32/kernel/irq.c @@ -280,8 +280,7 @@ out: return cpu; } -void -mask_irq(int irq) +void crisv32_mask_irq(int irq) { int cpu; @@ -289,8 +288,7 @@ mask_irq(int irq) block_irq(irq, cpu); } -void -unmask_irq(int irq) +void crisv32_unmask_irq(int irq) { unblock_irq(irq, irq_cpu(irq)); } @@ -298,23 +296,23 @@ unmask_irq(int irq) static unsigned int startup_crisv32_irq(unsigned int irq) { - unmask_irq(irq); + crisv32_unmask_irq(irq); return 0; } static void shutdown_crisv32_irq(unsigned int irq) { - mask_irq(irq); + crisv32_mask_irq(irq); } static void enable_crisv32_irq(unsigned int irq) { - unmask_irq(irq); + crisv32_unmask_irq(irq); } static void disable_crisv32_irq(unsigned int irq) { - mask_irq(irq); + crisv32_mask_irq(irq); } static void ack_crisv32_irq(unsigned int irq) diff --git a/arch/cris/arch-v32/kernel/smp.c b/arch/cris/arch-v32/kernel/smp.c index 058addd..84fed3b 100644 --- a/arch/cris/arch-v32/kernel/smp.c +++ b/arch/cris/arch-v32/kernel/smp.c @@ -168,8 +168,8 @@ void __init smp_callin(void) /* Enable IRQ and idle */ REG_WR(intr_vect, irq_regs[cpu], rw_mask, vect_mask); - unmask_irq(IPI_INTR_VECT); - unmask_irq(TIMER0_INTR_VECT); + crisv32_unmask_irq(IPI_INTR_VECT); + crisv32_unmask_irq(TIMER0_INTR_VECT); preempt_disable(); notify_cpu_starting(cpu); local_irq_enable(); diff --git a/arch/cris/include/arch-v10/arch/irq.h b/arch/cris/include/arch-v10/arch/irq.h index 6248004..7d34594 100644 --- a/arch/cris/include/arch-v10/arch/irq.h +++ b/arch/cris/include/arch-v10/arch/irq.h @@ -93,15 +93,16 @@ void set_break_vector(int n, irqvectptr addr); "push $r10\n\t" /* push orig_r10 */ \ "clear.d [$sp=$sp-4]\n\t" /* frametype - this is a normal stackframe */ - /* BLOCK_IRQ and UNBLOCK_IRQ do the same as mask_irq and unmask_irq */ +/* BLOCK_IRQ and UNBLOCK_IRQ do the same as + * crisv10_mask_irq and crisv10_unmask_irq */ #define BLOCK_IRQ(mask,nr) \ "move.d " #mask ",$r0\n\t" \ - "move.d $r0,[0xb00000d8]\n\t" - + "move.d $r0,[0xb00000d8]\n\t" + #define UNBLOCK_IRQ(mask) \ "move.d " #mask ",$r0\n\t" \ - "move.d $r0,[0xb00000dc]\n\t" + "move.d $r0,[0xb00000dc]\n\t" #define IRQ_NAME2(nr) nr##_interrupt(void) #define IRQ_NAME(nr) IRQ_NAME2(IRQ##nr) diff --git a/arch/cris/include/arch-v32/arch/irq.h b/arch/cris/include/arch-v32/arch/irq.h index 9e4c9fb..b31e998 100644 --- a/arch/cris/include/arch-v32/arch/irq.h +++ b/arch/cris/include/arch-v32/arch/irq.h @@ -23,8 +23,8 @@ struct etrax_interrupt_vector { extern struct etrax_interrupt_vector *etrax_irv; /* head.S */ -void mask_irq(int irq); -void unmask_irq(int irq); +void crisv32_mask_irq(int irq); +void crisv32_unmask_irq(int irq); void set_exception_vector(int n, irqvectptr addr); diff --git a/arch/cris/include/asm/param.h b/arch/cris/include/asm/param.h index 0e47994..484fcf8 100644 --- a/arch/cris/include/asm/param.h +++ b/arch/cris/include/asm/param.h @@ -2,22 +2,9 @@ #define _ASMCRIS_PARAM_H /* Currently we assume that HZ=100 is good for CRIS. */ -#ifdef __KERNEL__ -# define HZ CONFIG_HZ /* Internal kernel timer frequency */ -# define USER_HZ 100 /* .. some user interfaces are in "ticks" */ -# define CLOCKS_PER_SEC (USER_HZ) /* like times() */ -#endif - -#ifndef HZ -#define HZ 100 -#endif #define EXEC_PAGESIZE 8192 -#ifndef NOGROUP -#define NOGROUP (-1) -#endif - -#define MAXHOSTNAMELEN 64 /* max length of hostname */ +#include <asm-generic/param.h> -#endif +#endif /* _ASMCRIS_PARAM_H */ |
