diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_psr.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_psr.c | 50 |
1 files changed, 21 insertions, 29 deletions
diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c index bc2d88313ed0..2ecc2db67395 100644 --- a/drivers/gpu/drm/i915/intel_psr.c +++ b/drivers/gpu/drm/i915/intel_psr.c @@ -657,6 +657,25 @@ unlock: mutex_unlock(&dev_priv->psr.lock); } +static void intel_psr_exit(struct drm_i915_private *dev_priv) +{ + u32 val; + + if (!dev_priv->psr.active) + return; + + if (dev_priv->psr.psr2_enabled) { + val = I915_READ(EDP_PSR2_CTL); + WARN_ON(!(val & EDP_PSR2_ENABLE)); + I915_WRITE(EDP_PSR2_CTL, val & ~EDP_PSR2_ENABLE); + } else { + val = I915_READ(EDP_PSR_CTL); + WARN_ON(!(val & EDP_PSR_ENABLE)); + I915_WRITE(EDP_PSR_CTL, val & ~EDP_PSR_ENABLE); + } + dev_priv->psr.active = false; +} + static void intel_psr_disable_source(struct intel_dp *intel_dp) { @@ -666,20 +685,14 @@ intel_psr_disable_source(struct intel_dp *intel_dp) i915_reg_t psr_status; u32 psr_status_mask; + intel_psr_exit(dev_priv); + if (dev_priv->psr.psr2_enabled) { psr_status = EDP_PSR2_STATUS; psr_status_mask = EDP_PSR2_STATUS_STATE_MASK; - - I915_WRITE(EDP_PSR2_CTL, - I915_READ(EDP_PSR2_CTL) & - ~(EDP_PSR2_ENABLE | EDP_SU_TRACK_ENABLE)); - } else { psr_status = EDP_PSR_STATUS; psr_status_mask = EDP_PSR_STATUS_STATE_MASK; - - I915_WRITE(EDP_PSR_CTL, - I915_READ(EDP_PSR_CTL) & ~EDP_PSR_ENABLE); } /* Wait till PSR is idle */ @@ -687,8 +700,6 @@ intel_psr_disable_source(struct intel_dp *intel_dp) psr_status, psr_status_mask, 0, 2000)) DRM_ERROR("Timed out waiting for PSR Idle State\n"); - - dev_priv->psr.active = false; } else { if (dev_priv->psr.psr2_enabled) WARN_ON(I915_READ(EDP_PSR2_CTL) & EDP_PSR2_ENABLE); @@ -926,25 +937,6 @@ unlock: mutex_unlock(&dev_priv->psr.lock); } -static void intel_psr_exit(struct drm_i915_private *dev_priv) -{ - u32 val; - - if (!dev_priv->psr.active) - return; - - if (dev_priv->psr.psr2_enabled) { - val = I915_READ(EDP_PSR2_CTL); - WARN_ON(!(val & EDP_PSR2_ENABLE)); - I915_WRITE(EDP_PSR2_CTL, val & ~EDP_PSR2_ENABLE); - } else { - val = I915_READ(EDP_PSR_CTL); - WARN_ON(!(val & EDP_PSR_ENABLE)); - I915_WRITE(EDP_PSR_CTL, val & ~EDP_PSR_ENABLE); - } - dev_priv->psr.active = false; -} - /** * intel_psr_invalidate - Invalidade PSR * @dev_priv: i915 device |