diff options
| author | Jeff Garzik <jeff@garzik.org> | 2012-07-25 15:58:48 -0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2012-07-25 15:58:48 -0400 |
| commit | 8407884dd9164ec18ed2afc00f56b87e36c51fcf (patch) | |
| tree | b6ea42c231d7d39f454de28a068d78ce11709770 /drivers/gpu/drm/gma500/cdv_device.c | |
| parent | dc7f71f486f4f5fa96f6dcf86833da020cde8a11 (diff) | |
| parent | bdc0077af574800d24318b6945cf2344e8dbb050 (diff) | |
Merge branch 'master' [vanilla Linus master] into libata-dev.git/upstream
Two bits were appended to the end of the bitfield
list in struct scsi_device. Resolve that conflict
by including both bits.
Conflicts:
include/scsi/scsi_device.h
Diffstat (limited to 'drivers/gpu/drm/gma500/cdv_device.c')
| -rw-r--r-- | drivers/gpu/drm/gma500/cdv_device.c | 35 |
1 files changed, 19 insertions, 16 deletions
diff --git a/drivers/gpu/drm/gma500/cdv_device.c b/drivers/gpu/drm/gma500/cdv_device.c index 9764045428c..b7e7b49d8f6 100644 --- a/drivers/gpu/drm/gma500/cdv_device.c +++ b/drivers/gpu/drm/gma500/cdv_device.c @@ -78,21 +78,6 @@ static int cdv_backlight_combination_mode(struct drm_device *dev) return REG_READ(BLC_PWM_CTL2) & PWM_LEGACY_MODE; } -static int cdv_get_brightness(struct backlight_device *bd) -{ - struct drm_device *dev = bl_get_data(bd); - u32 val = REG_READ(BLC_PWM_CTL) & BACKLIGHT_DUTY_CYCLE_MASK; - - if (cdv_backlight_combination_mode(dev)) { - u8 lbpc; - - val &= ~1; - pci_read_config_byte(dev->pdev, 0xF4, &lbpc); - val *= lbpc; - } - return val; -} - static u32 cdv_get_max_backlight(struct drm_device *dev) { u32 max = REG_READ(BLC_PWM_CTL); @@ -110,6 +95,22 @@ static u32 cdv_get_max_backlight(struct drm_device *dev) return max; } +static int cdv_get_brightness(struct backlight_device *bd) +{ + struct drm_device *dev = bl_get_data(bd); + u32 val = REG_READ(BLC_PWM_CTL) & BACKLIGHT_DUTY_CYCLE_MASK; + + if (cdv_backlight_combination_mode(dev)) { + u8 lbpc; + + val &= ~1; + pci_read_config_byte(dev->pdev, 0xF4, &lbpc); + val *= lbpc; + } + return (val * 100)/cdv_get_max_backlight(dev); + +} + static int cdv_set_brightness(struct backlight_device *bd) { struct drm_device *dev = bl_get_data(bd); @@ -120,6 +121,9 @@ static int cdv_set_brightness(struct backlight_device *bd) if (level < 1) level = 1; + level *= cdv_get_max_backlight(dev); + level /= 100; + if (cdv_backlight_combination_mode(dev)) { u32 max = cdv_get_max_backlight(dev); u8 lbpc; @@ -157,7 +161,6 @@ static int cdv_backlight_init(struct drm_device *dev) cdv_backlight_device->props.brightness = cdv_get_brightness(cdv_backlight_device); - cdv_backlight_device->props.max_brightness = cdv_get_max_backlight(dev); backlight_update_status(cdv_backlight_device); dev_priv->backlight_device = cdv_backlight_device; return 0; |