diff options
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 8 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dsi.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_runtime_pm.c | 8 |
3 files changed, 10 insertions, 8 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index c465a52a38bc..59986377ba8a 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1790,13 +1790,13 @@ static void i9xx_disable_pll(struct intel_crtc *crtc) /* Make sure the pipe isn't still relying on us */ assert_pipe_disabled(dev_priv, pipe); - I915_WRITE(DPLL(pipe), 0); + I915_WRITE(DPLL(pipe), DPLL_VGA_MODE_DIS); POSTING_READ(DPLL(pipe)); } static void vlv_disable_pll(struct drm_i915_private *dev_priv, enum pipe pipe) { - u32 val = 0; + u32 val; /* Make sure the pipe isn't still relying on us */ assert_pipe_disabled(dev_priv, pipe); @@ -1805,6 +1805,7 @@ static void vlv_disable_pll(struct drm_i915_private *dev_priv, enum pipe pipe) * Leave integrated clock source and reference clock enabled for pipe B. * The latter is needed for VGA hotplug / manual detection. */ + val = DPLL_VGA_MODE_DIS; if (pipe == PIPE_B) val = DPLL_INTEGRATED_CRI_CLK_VLV | DPLL_REFA_CLK_ENABLE_VLV; I915_WRITE(DPLL(pipe), val); @@ -1821,7 +1822,8 @@ static void chv_disable_pll(struct drm_i915_private *dev_priv, enum pipe pipe) assert_pipe_disabled(dev_priv, pipe); /* Set PLL en = 0 */ - val = DPLL_SSC_REF_CLOCK_CHV | DPLL_REFA_CLK_ENABLE_VLV; + val = DPLL_SSC_REF_CLOCK_CHV | + DPLL_REFA_CLK_ENABLE_VLV | DPLL_VGA_MODE_DIS; if (pipe != PIPE_A) val |= DPLL_INTEGRATED_CRI_CLK_VLV; I915_WRITE(DPLL(pipe), val); diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c index 98998e976dbb..5381ddcc2a79 100644 --- a/drivers/gpu/drm/i915/intel_dsi.c +++ b/drivers/gpu/drm/i915/intel_dsi.c @@ -418,7 +418,7 @@ static void intel_dsi_pre_enable(struct intel_encoder *encoder) /* update the hw state for DPLL */ intel_crtc->config->dpll_hw_state.dpll = DPLL_INTEGRATED_CLOCK_VLV | - DPLL_REFA_CLK_ENABLE_VLV; + DPLL_REFA_CLK_ENABLE_VLV | DPLL_VGA_MODE_DIS; tmp = I915_READ(DSPCLK_GATE_D); tmp |= DPOUNIT_CLOCK_GATE_DISABLE; diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index 1a45385f4d66..f0e6f49ee33a 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -882,7 +882,7 @@ static void vlv_dpio_cmn_power_well_enable(struct drm_i915_private *dev_priv, * display and the reference clock for VGA * hotplug / manual detection. */ - I915_WRITE(DPLL(PIPE_B), I915_READ(DPLL(PIPE_B)) | + I915_WRITE(DPLL(PIPE_B), I915_READ(DPLL(PIPE_B)) | DPLL_VGA_MODE_DIS | DPLL_REFA_CLK_ENABLE_VLV | DPLL_INTEGRATED_CRI_CLK_VLV); udelay(1); /* >10ns for cmnreset, >0ns for sidereset */ @@ -933,13 +933,13 @@ static void chv_dpio_cmn_power_well_enable(struct drm_i915_private *dev_priv, */ if (power_well->data == PUNIT_POWER_WELL_DPIO_CMN_BC) { phy = DPIO_PHY0; - I915_WRITE(DPLL(PIPE_B), I915_READ(DPLL(PIPE_B)) | + I915_WRITE(DPLL(PIPE_B), I915_READ(DPLL(PIPE_B)) | DPLL_VGA_MODE_DIS | DPLL_REFA_CLK_ENABLE_VLV); - I915_WRITE(DPLL(PIPE_B), I915_READ(DPLL(PIPE_B)) | + I915_WRITE(DPLL(PIPE_B), I915_READ(DPLL(PIPE_B)) | DPLL_VGA_MODE_DIS | DPLL_REFA_CLK_ENABLE_VLV | DPLL_INTEGRATED_CRI_CLK_VLV); } else { phy = DPIO_PHY1; - I915_WRITE(DPLL(PIPE_C), I915_READ(DPLL(PIPE_C)) | + I915_WRITE(DPLL(PIPE_C), I915_READ(DPLL(PIPE_C)) | DPLL_VGA_MODE_DIS | DPLL_REFA_CLK_ENABLE_VLV | DPLL_INTEGRATED_CRI_CLK_VLV); } udelay(1); /* >10ns for cmnreset, >0ns for sidereset */ |