diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/platform/x86/toshiba_acpi.c | 38 |
1 files changed, 23 insertions, 15 deletions
diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c index d6e97aadde0b..734c98f9d493 100644 --- a/drivers/platform/x86/toshiba_acpi.c +++ b/drivers/platform/x86/toshiba_acpi.c @@ -57,7 +57,7 @@ #include <linux/i8042.h> #include <linux/acpi.h> #include <linux/dmi.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> MODULE_AUTHOR("John Belmonte"); MODULE_DESCRIPTION("Toshiba Laptop ACPI Extras Driver"); @@ -289,7 +289,7 @@ static const struct key_entry toshiba_acpi_alt_keymap[] = { /* utility */ -static __inline__ void _set_bit(u32 * word, u32 mask, int value) +static inline void _set_bit(u32 *word, u32 mask, int value) { *word = (*word & ~mask) | (mask * value); } @@ -332,9 +332,8 @@ static acpi_status tci_raw(struct toshiba_acpi_dev *dev, (char *)dev->method_hci, ¶ms, &results); if ((status == AE_OK) && (out_objs->package.count <= TCI_WORDS)) { - for (i = 0; i < out_objs->package.count; ++i) { + for (i = 0; i < out_objs->package.count; ++i) out[i] = out_objs->package.elements[i].integer.value; - } } return status; @@ -360,6 +359,7 @@ static u32 hci_read1(struct toshiba_acpi_dev *dev, u32 reg, u32 *out1) u32 in[TCI_WORDS] = { HCI_GET, reg, 0, 0, 0, 0 }; u32 out[TCI_WORDS]; acpi_status status = tci_raw(dev, in, out); + if (ACPI_FAILURE(status)) return TOS_FAILURE; @@ -377,11 +377,13 @@ static u32 hci_write2(struct toshiba_acpi_dev *dev, u32 reg, u32 in1, u32 in2) return ACPI_SUCCESS(status) ? out[0] : TOS_FAILURE; } -static u32 hci_read2(struct toshiba_acpi_dev *dev, u32 reg, u32 *out1, u32 *out2) +static u32 hci_read2(struct toshiba_acpi_dev *dev, + u32 reg, u32 *out1, u32 *out2) { u32 in[TCI_WORDS] = { HCI_GET, reg, *out1, *out2, 0, 0 }; u32 out[TCI_WORDS]; acpi_status status = tci_raw(dev, in, out); + if (ACPI_FAILURE(status)) return TOS_FAILURE; @@ -456,6 +458,7 @@ static u32 sci_read(struct toshiba_acpi_dev *dev, u32 reg, u32 *out1) u32 in[TCI_WORDS] = { SCI_GET, reg, 0, 0, 0, 0 }; u32 out[TCI_WORDS]; acpi_status status = tci_raw(dev, in, out); + if (ACPI_FAILURE(status)) return TOS_FAILURE; @@ -730,7 +733,8 @@ static int toshiba_eco_mode_available(struct toshiba_acpi_dev *dev) return 0; } -static enum led_brightness toshiba_eco_mode_get_status(struct led_classdev *cdev) +static enum led_brightness +toshiba_eco_mode_get_status(struct led_classdev *cdev) { struct toshiba_acpi_dev *dev = container_of(cdev, struct toshiba_acpi_dev, eco_led); @@ -1252,7 +1256,7 @@ static int set_tr_backlight_status(struct toshiba_acpi_dev *dev, bool enable) return hci_result == TOS_SUCCESS ? 0 : -EIO; } -static struct proc_dir_entry *toshiba_proc_dir /*= 0*/ ; +static struct proc_dir_entry *toshiba_proc_dir /*= 0*/; static int __get_lcd_brightness(struct toshiba_acpi_dev *dev) { @@ -1263,6 +1267,7 @@ static int __get_lcd_brightness(struct toshiba_acpi_dev *dev) if (dev->tr_backlight_supported) { bool enabled; int ret = get_tr_backlight_status(dev, &enabled); + if (ret) return ret; if (enabled) @@ -1280,6 +1285,7 @@ static int __get_lcd_brightness(struct toshiba_acpi_dev *dev) static int get_lcd_brightness(struct backlight_device *bd) { struct toshiba_acpi_dev *dev = bl_get_data(bd); + return __get_lcd_brightness(dev); } @@ -1316,6 +1322,7 @@ static int set_lcd_brightness(struct toshiba_acpi_dev *dev, int value) if (dev->tr_backlight_supported) { bool enable = !value; int ret = set_tr_backlight_status(dev, enable); + if (ret) return ret; if (value) @@ -1330,6 +1337,7 @@ static int set_lcd_brightness(struct toshiba_acpi_dev *dev, int value) static int set_lcd_status(struct backlight_device *bd) { struct toshiba_acpi_dev *dev = bl_get_data(bd); + return set_lcd_brightness(dev, bd->props.brightness); } @@ -1387,6 +1395,7 @@ static int video_proc_show(struct seq_file *m, void *v) int is_lcd = (value & HCI_VIDEO_OUT_LCD) ? 1 : 0; int is_crt = (value & HCI_VIDEO_OUT_CRT) ? 1 : 0; int is_tv = (value & HCI_VIDEO_OUT_TV) ? 1 : 0; + seq_printf(m, "lcd_out: %d\n", is_lcd); seq_printf(m, "crt_out: %d\n", is_crt); seq_printf(m, "tv_out: %d\n", is_tv); @@ -1439,8 +1448,7 @@ static ssize_t video_proc_write(struct file *file, const char __user *buf, do { ++buffer; --remain; - } - while (remain && *(buffer - 1) != ';'); + } while (remain && *(buffer - 1) != ';'); } kfree(cmd); @@ -1448,6 +1456,7 @@ static ssize_t video_proc_write(struct file *file, const char __user *buf, ret = get_video_status(dev, &video_out); if (!ret) { unsigned int new_video_out = video_out; + if (lcd_out != -1) _set_bit(&new_video_out, HCI_VIDEO_OUT_LCD, lcd_out); if (crt_out != -1) @@ -1517,10 +1526,10 @@ static ssize_t fan_proc_write(struct file *file, const char __user *buf, if (sscanf(cmd, " force_on : %i", &value) == 1 && value >= 0 && value <= 1) { hci_result = hci_write1(dev, HCI_FAN, value); - if (hci_result != TOS_SUCCESS) - return -EIO; - else + if (hci_result == TOS_SUCCESS) dev->force_fan = value; + else + return -EIO; } else { return -EINVAL; } @@ -1585,11 +1594,10 @@ static ssize_t keys_proc_write(struct file *file, const char __user *buf, return -EFAULT; cmd[len] = '\0'; - if (sscanf(cmd, " hotkey_ready : %i", &value) == 1 && value == 0) { + if (sscanf(cmd, " hotkey_ready : %i", &value) == 1 && value == 0) dev->key_event_valid = 0; - } else { + else return -EINVAL; - } return count; } |