diff options
Diffstat (limited to 'drivers/char/i8k.c')
| -rw-r--r-- | drivers/char/i8k.c | 40 |
1 files changed, 23 insertions, 17 deletions
diff --git a/drivers/char/i8k.c b/drivers/char/i8k.c index 5f33778d2af4..e2f66ebb7cd9 100644 --- a/drivers/char/i8k.c +++ b/drivers/char/i8k.c @@ -31,8 +31,8 @@ #include <linux/mutex.h> #include <linux/hwmon.h> #include <linux/hwmon-sysfs.h> -#include <asm/uaccess.h> -#include <asm/io.h> +#include <linux/uaccess.h> +#include <linux/io.h> #include <linux/i8k.h> @@ -105,11 +105,11 @@ static const struct file_operations i8k_fops = { struct smm_regs { unsigned int eax; - unsigned int ebx __attribute__ ((packed)); - unsigned int ecx __attribute__ ((packed)); - unsigned int edx __attribute__ ((packed)); - unsigned int esi __attribute__ ((packed)); - unsigned int edi __attribute__ ((packed)); + unsigned int ebx __packed; + unsigned int ecx __packed; + unsigned int edx __packed; + unsigned int esi __packed; + unsigned int edi __packed; }; static inline const char *i8k_get_dmi_data(int field) @@ -150,7 +150,7 @@ static int i8k_smm(struct smm_regs *regs) "pushfq\n\t" "popq %%rax\n\t" "andl $1,%%eax\n" - :"=a"(rc) + : "=a"(rc) : "a"(regs) : "%ebx", "%ecx", "%edx", "%esi", "%edi", "memory"); #else @@ -176,7 +176,7 @@ static int i8k_smm(struct smm_regs *regs) "lahf\n\t" "shrl $8,%%eax\n\t" "andl $1,%%eax\n" - :"=a"(rc) + : "=a"(rc) : "a"(regs) : "%ebx", "%ecx", "%edx", "%esi", "%edi", "memory"); #endif @@ -205,7 +205,8 @@ static int i8k_get_fn_status(void) struct smm_regs regs = { .eax = I8K_SMM_FN_STATUS, }; int rc; - if ((rc = i8k_smm(®s)) < 0) + rc = i8k_smm(®s); + if (rc < 0) return rc; switch ((regs.eax >> I8K_FN_SHIFT) & I8K_FN_MASK) { @@ -228,7 +229,8 @@ static int i8k_get_power_status(void) struct smm_regs regs = { .eax = I8K_SMM_POWER_STATUS, }; int rc; - if ((rc = i8k_smm(®s)) < 0) + rc = i8k_smm(®s); + if (rc < 0) return rc; return (regs.eax & 0xff) == I8K_POWER_AC ? I8K_AC : I8K_BATTERY; @@ -282,7 +284,8 @@ static int i8k_get_temp(int sensor) static int prev; #endif regs.ebx = sensor & 0xff; - if ((rc = i8k_smm(®s)) < 0) + rc = i8k_smm(®s); + if (rc < 0) return rc; temp = regs.eax & 0xff; @@ -311,7 +314,8 @@ static int i8k_get_dell_signature(int req_fn) struct smm_regs regs = { .eax = req_fn, }; int rc; - if ((rc = i8k_smm(®s)) < 0) + rc = i8k_smm(®s); + if (rc < 0) return rc; return regs.eax == 1145651527 && regs.edx == 1145392204 ? 0 : -1; @@ -335,7 +339,8 @@ i8k_ioctl_unlocked(struct file *fp, unsigned int cmd, unsigned long arg) case I8K_MACHINE_ID: memset(buff, 0, 16); - strlcpy(buff, i8k_get_dmi_data(DMI_PRODUCT_SERIAL), sizeof(buff)); + strlcpy(buff, i8k_get_dmi_data(DMI_PRODUCT_SERIAL), + sizeof(buff)); break; case I8K_FN_STATUS: @@ -609,7 +614,7 @@ static void __exit i8k_exit_hwmon(void) hwmon_device_unregister(i8k_hwmon_dev); } -static struct dmi_system_id __initdata i8k_dmi_table[] = { +static struct dmi_system_id i8k_dmi_table[] __initdata = { { .ident = "Dell Inspiron", .matches = { @@ -673,7 +678,7 @@ static struct dmi_system_id __initdata i8k_dmi_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "XPS L421X"), }, }, - { } + { } }; /* @@ -698,7 +703,8 @@ static int __init i8k_probe(void) i8k_get_dmi_data(DMI_BIOS_VERSION)); } - strlcpy(bios_version, i8k_get_dmi_data(DMI_BIOS_VERSION), sizeof(bios_version)); + strlcpy(bios_version, i8k_get_dmi_data(DMI_BIOS_VERSION), + sizeof(bios_version)); /* * Get SMM Dell signature |