diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_runtime_pm.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_runtime_pm.c | 19 |
1 files changed, 7 insertions, 12 deletions
diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index 0cfe4c14866a..5892c0011421 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -550,7 +550,7 @@ static void assert_can_disable_dc6(struct drm_i915_private *dev_priv) "DC6 already programmed to be disabled.\n"); } -static void skl_enable_dc6(struct drm_i915_private *dev_priv) +void skl_enable_dc6(struct drm_i915_private *dev_priv) { uint32_t val; @@ -567,7 +567,7 @@ static void skl_enable_dc6(struct drm_i915_private *dev_priv) POSTING_READ(DC_STATE_EN); } -static void skl_disable_dc6(struct drm_i915_private *dev_priv) +void skl_disable_dc6(struct drm_i915_private *dev_priv) { uint32_t val; @@ -628,10 +628,10 @@ static void skl_set_power_well(struct drm_i915_private *dev_priv, !I915_READ(HSW_PWR_WELL_BIOS), "Invalid for power well status to be enabled, unless done by the BIOS, \ when request is to disable!\n"); - if ((GEN9_ENABLE_DC5(dev) || SKL_ENABLE_DC6(dev)) && - power_well->data == SKL_DISP_PW_2) { + if (power_well->data == SKL_DISP_PW_2) { + if (GEN9_ENABLE_DC5(dev)) + gen9_disable_dc5(dev_priv); if (SKL_ENABLE_DC6(dev)) { - skl_disable_dc6(dev_priv); /* * DDI buffer programming unnecessary during driver-load/resume * as it's already done during modeset initialization then. @@ -639,8 +639,6 @@ static void skl_set_power_well(struct drm_i915_private *dev_priv, */ if (!dev_priv->power_domains.initializing) intel_prepare_ddi(dev); - } else { - gen9_disable_dc5(dev_priv); } } I915_WRITE(HSW_PWR_WELL_DRIVER, tmp | req_mask); @@ -666,7 +664,7 @@ static void skl_set_power_well(struct drm_i915_private *dev_priv, DRM_DEBUG_KMS("Disabling %s\n", power_well->name); } - if ((GEN9_ENABLE_DC5(dev) || SKL_ENABLE_DC6(dev)) && + if (GEN9_ENABLE_DC5(dev) && power_well->data == SKL_DISP_PW_2) { enum csr_state state; /* TODO: wait for a completion event or @@ -679,10 +677,7 @@ static void skl_set_power_well(struct drm_i915_private *dev_priv, DRM_DEBUG("CSR firmware not ready (%d)\n", state); else - if (SKL_ENABLE_DC6(dev)) - skl_enable_dc6(dev_priv); - else - gen9_enable_dc5(dev_priv); + gen9_enable_dc5(dev_priv); } } } |