diff options
Diffstat (limited to 'drivers/input/serio/i8042-unicore32io.h')
| -rw-r--r-- | drivers/input/serio/i8042-unicore32io.h | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/drivers/input/serio/i8042-unicore32io.h b/drivers/input/serio/i8042-unicore32io.h index 6a7e8b3ce61a..2cdd8726446f 100644 --- a/drivers/input/serio/i8042-unicore32io.h +++ b/drivers/input/serio/i8042-unicore32io.h @@ -29,33 +29,36 @@ /* * Register numbers. */ -#define I8042_COMMAND_REG ((unsigned long)&PS2_COMMAND) -#define I8042_STATUS_REG ((unsigned long)&PS2_STATUS) -#define I8042_DATA_REG ((unsigned long)&PS2_DATA) +#define I8042_COMMAND_REG ((volatile void __iomem *)&PS2_COMMAND) +#define I8042_STATUS_REG ((volatile void __iomem *)&PS2_STATUS) +#define I8042_DATA_REG ((volatile void __iomem *)&PS2_DATA) + +#define I8042_REGION_START (resource_size_t)(&PS2_DATA) +#define I8042_REGION_SIZE (resource_size_t)(16) static inline int i8042_read_data(void) { - return inb(I8042_DATA_REG); + return readb(I8042_DATA_REG); } static inline int i8042_read_status(void) { - return inb(I8042_STATUS_REG); + return readb(I8042_STATUS_REG); } static inline void i8042_write_data(int val) { - outb(val, I8042_DATA_REG); + writeb(val, I8042_DATA_REG); } static inline void i8042_write_command(int val) { - outb(val, I8042_COMMAND_REG); + writeb(val, I8042_COMMAND_REG); } static inline int i8042_platform_init(void) { - if (!request_region(I8042_DATA_REG, 16, "i8042")) + if (!request_region(I8042_REGION_START, I8042_REGION_SIZE, "i8042")) return -EBUSY; i8042_reset = 1; @@ -64,7 +67,7 @@ static inline int i8042_platform_init(void) static inline void i8042_platform_exit(void) { - release_region(I8042_DATA_REG, 16); + release_region(I8042_REGION_START, I8042_REGION_SIZE); } #endif /* _I8042_UNICORE32_H */ |