diff options
-rw-r--r-- | drivers/gpu/drm/i915/i915_reg.h | 1 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 4 |
2 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 249addb98a3e..cda89f49b5b2 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -2953,6 +2953,7 @@ #define TRANS_DP_10BPC (1<<9) #define TRANS_DP_6BPC (2<<9) #define TRANS_DP_12BPC (3<<9) +#define TRANS_DP_BPC_MASK (3<<9) #define TRANS_DP_VSYNC_ACTIVE_HIGH (1<<4) #define TRANS_DP_VSYNC_ACTIVE_LOW 0 #define TRANS_DP_HSYNC_ACTIVE_HIGH (1<<3) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index e92ba16f7d79..932a061f28d0 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -2044,9 +2044,11 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode) reg = I915_READ(trans_dp_ctl); reg &= ~(TRANS_DP_PORT_SEL_MASK | - TRANS_DP_SYNC_MASK); + TRANS_DP_SYNC_MASK | + TRANS_DP_BPC_MASK); reg |= (TRANS_DP_OUTPUT_ENABLE | TRANS_DP_ENH_FRAMING); + reg |= TRANS_DP_8BPC; if (crtc->mode.flags & DRM_MODE_FLAG_PHSYNC) reg |= TRANS_DP_HSYNC_ACTIVE_HIGH; |