diff options
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_reg.h | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 7 |
2 files changed, 7 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 4058eaa19894..2102ff32ee20 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -3672,9 +3672,9 @@ #define _GAMMA_MODE_B 0x4ac80 #define GAMMA_MODE(pipe) _PIPE(pipe, _GAMMA_MODE_A, _GAMMA_MODE_B) #define GAMMA_MODE_MODE_MASK (3 << 0) -#define GAMMA_MODE_MODE_8bit (0 << 0) -#define GAMMA_MODE_MODE_10bit (1 << 0) -#define GAMMA_MODE_MODE_12bit (2 << 0) +#define GAMMA_MODE_MODE_8BIT (0 << 0) +#define GAMMA_MODE_MODE_10BIT (1 << 0) +#define GAMMA_MODE_MODE_12BIT (2 << 0) #define GAMMA_MODE_MODE_SPLIT (3 << 0) /* interrupts */ diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index a6b4bee9034c..06b1180c4c16 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -5437,13 +5437,11 @@ static void haswell_set_pipeconf(struct drm_crtc *crtc) enum transcoder cpu_transcoder = intel_crtc->config.cpu_transcoder; uint32_t val; - val = I915_READ(PIPECONF(cpu_transcoder)); + val = 0; - val &= ~(PIPECONF_DITHER_EN | PIPECONF_DITHER_TYPE_MASK); if (intel_crtc->config.dither) val |= (PIPECONF_DITHER_EN | PIPECONF_DITHER_TYPE_SP); - val &= ~PIPECONF_INTERLACE_MASK_HSW; if (intel_crtc->config.adjusted_mode.flags & DRM_MODE_FLAG_INTERLACE) val |= PIPECONF_INTERLACED_ILK; else @@ -5451,6 +5449,9 @@ static void haswell_set_pipeconf(struct drm_crtc *crtc) I915_WRITE(PIPECONF(cpu_transcoder), val); POSTING_READ(PIPECONF(cpu_transcoder)); + + I915_WRITE(GAMMA_MODE(intel_crtc->pipe), GAMMA_MODE_MODE_8BIT); + POSTING_READ(GAMMA_MODE(intel_crtc->pipe)); } static bool ironlake_compute_clocks(struct drm_crtc *crtc, |