diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_suspend.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_suspend.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c index a088f1f..98790c7 100644 --- a/drivers/gpu/drm/i915/i915_suspend.c +++ b/drivers/gpu/drm/i915/i915_suspend.c @@ -214,6 +214,22 @@ static void i915_save_display(struct drm_device *dev) dev_priv->regfile.saveBLC_CPU_PWM_CTL2 = I915_READ(BLC_PWM_CPU_CTL2); if (HAS_PCH_IBX(dev) || HAS_PCH_CPT(dev)) dev_priv->regfile.saveLVDS = I915_READ(PCH_LVDS); + } else if (IS_VALLEYVIEW(dev)) { + dev_priv->regfile.savePP_CONTROL = I915_READ(PP_CONTROL); + dev_priv->regfile.savePFIT_PGM_RATIOS = I915_READ(PFIT_PGM_RATIOS); + + dev_priv->regfile.saveBLC_PWM_CTL = + I915_READ(VLV_BLC_PWM_CTL(PIPE_A)); + dev_priv->regfile.saveBLC_HIST_CTL = + I915_READ(VLV_BLC_HIST_CTL(PIPE_A)); + dev_priv->regfile.saveBLC_PWM_CTL2 = + I915_READ(VLV_BLC_PWM_CTL2(PIPE_A)); + dev_priv->regfile.saveBLC_PWM_CTL_B = + I915_READ(VLV_BLC_PWM_CTL(PIPE_B)); + dev_priv->regfile.saveBLC_HIST_CTL_B = + I915_READ(VLV_BLC_HIST_CTL(PIPE_B)); + dev_priv->regfile.saveBLC_PWM_CTL2_B = + I915_READ(VLV_BLC_PWM_CTL2(PIPE_B)); } else { dev_priv->regfile.savePP_CONTROL = I915_READ(PP_CONTROL); dev_priv->regfile.savePFIT_PGM_RATIOS = I915_READ(PFIT_PGM_RATIOS); @@ -302,6 +318,19 @@ static void i915_restore_display(struct drm_device *dev) I915_WRITE(PCH_PP_CONTROL, dev_priv->regfile.savePP_CONTROL); I915_WRITE(RSTDBYCTL, dev_priv->regfile.saveMCHBAR_RENDER_STANDBY); + } else if (IS_VALLEYVIEW(dev)) { + I915_WRITE(VLV_BLC_PWM_CTL(PIPE_A), + dev_priv->regfile.saveBLC_PWM_CTL); + I915_WRITE(VLV_BLC_HIST_CTL(PIPE_A), + dev_priv->regfile.saveBLC_HIST_CTL); + I915_WRITE(VLV_BLC_PWM_CTL2(PIPE_A), + dev_priv->regfile.saveBLC_PWM_CTL2); + I915_WRITE(VLV_BLC_PWM_CTL(PIPE_B), + dev_priv->regfile.saveBLC_PWM_CTL); + I915_WRITE(VLV_BLC_HIST_CTL(PIPE_B), + dev_priv->regfile.saveBLC_HIST_CTL); + I915_WRITE(VLV_BLC_PWM_CTL2(PIPE_B), + dev_priv->regfile.saveBLC_PWM_CTL2); } else { I915_WRITE(PFIT_PGM_RATIOS, dev_priv->regfile.savePFIT_PGM_RATIOS); I915_WRITE(BLC_PWM_CTL, dev_priv->regfile.saveBLC_PWM_CTL); |