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| author | Thomas Gleixner <tglx@linutronix.de> | 2011-02-23 09:21:41 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2011-02-23 09:21:41 +0100 |
| commit | 7acdbb3f35f4d08c0c4f7cfa306bc7006b6ba902 (patch) | |
| tree | c76aeb5996fa8f39b838e9cc41f40f854db01912 /drivers/gpu/drm/i915/intel_panel.c | |
| parent | 695884fb8acd9857e0e7120ccb2150e30f4b8fef (diff) | |
| parent | f5412be599602124d2bdd49947b231dd77c0bf99 (diff) | |
| download | linux-7acdbb3f35f4d08c0c4f7cfa306bc7006b6ba902.tar.gz linux-7acdbb3f35f4d08c0c4f7cfa306bc7006b6ba902.tar.bz2 linux-7acdbb3f35f4d08c0c4f7cfa306bc7006b6ba902.zip | |
Merge branch 'linus' into x86/platform
Reason: Import mainline device tree changes on which further patches
depend on or conflict.
Trivial conflict in: drivers/spi/pxa2xx_spi_pci.c
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_panel.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_panel.c | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c index c65992df458d..d860abeda70f 100644 --- a/drivers/gpu/drm/i915/intel_panel.c +++ b/drivers/gpu/drm/i915/intel_panel.c @@ -30,8 +30,6 @@ #include "intel_drv.h" -#define PCI_LBPC 0xf4 /* legacy/combination backlight modes */ - void intel_fixed_panel_mode(struct drm_display_mode *fixed_mode, struct drm_display_mode *adjusted_mode) @@ -112,19 +110,6 @@ done: dev_priv->pch_pf_size = (width << 16) | height; } -static int is_backlight_combination_mode(struct drm_device *dev) -{ - struct drm_i915_private *dev_priv = dev->dev_private; - - if (INTEL_INFO(dev)->gen >= 4) - return I915_READ(BLC_PWM_CTL2) & BLM_COMBINATION_MODE; - - if (IS_GEN2(dev)) - return I915_READ(BLC_PWM_CTL) & BLM_LEGACY_MODE; - - return 0; -} - static u32 i915_read_blc_pwm_ctl(struct drm_i915_private *dev_priv) { u32 val; @@ -181,9 +166,6 @@ u32 intel_panel_get_max_backlight(struct drm_device *dev) if (INTEL_INFO(dev)->gen < 4) max &= ~1; } - - if (is_backlight_combination_mode(dev)) - max *= 0xff; } DRM_DEBUG_DRIVER("max backlight PWM = %d\n", max); @@ -201,15 +183,6 @@ u32 intel_panel_get_backlight(struct drm_device *dev) val = I915_READ(BLC_PWM_CTL) & BACKLIGHT_DUTY_CYCLE_MASK; if (IS_PINEVIEW(dev)) val >>= 1; - - if (is_backlight_combination_mode(dev)){ - u8 lbpc; - - val &= ~1; - pci_read_config_byte(dev->pdev, PCI_LBPC, &lbpc); - val *= lbpc; - val >>= 1; - } } DRM_DEBUG_DRIVER("get backlight PWM = %d\n", val); @@ -232,16 +205,6 @@ void intel_panel_set_backlight(struct drm_device *dev, u32 level) if (HAS_PCH_SPLIT(dev)) return intel_pch_panel_set_backlight(dev, level); - - if (is_backlight_combination_mode(dev)){ - u32 max = intel_panel_get_max_backlight(dev); - u8 lpbc; - - lpbc = level * 0xfe / max + 1; - level /= lpbc; - pci_write_config_byte(dev->pdev, PCI_LBPC, lpbc); - } - tmp = I915_READ(BLC_PWM_CTL); if (IS_PINEVIEW(dev)) { tmp &= ~(BACKLIGHT_DUTY_CYCLE_MASK - 1); |