diff options
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ddi.c | 8 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dsi.c | 7 |
3 files changed, 14 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index f7c91bb9d13e..ce4b7335a78a 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -2213,8 +2213,16 @@ static void intel_ddi_pre_enable(struct intel_encoder *encoder, const struct intel_crtc_state *pipe_config, const struct drm_connector_state *conn_state) { + struct drm_crtc *crtc = pipe_config->base.crtc; + struct drm_i915_private *dev_priv = to_i915(crtc->dev); + struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + int pipe = intel_crtc->pipe; int type = encoder->type; + WARN_ON(intel_crtc->config->has_pch_encoder); + + intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, true); + if (type == INTEL_OUTPUT_DP || type == INTEL_OUTPUT_EDP) { intel_ddi_pre_enable_dp(encoder, pipe_config->port_clock, diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 9058cdfb0649..b55944d8149b 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -5521,9 +5521,6 @@ static void haswell_crtc_enable(struct intel_crtc_state *pipe_config, intel_crtc->active = true; - if (!intel_crtc->config->has_pch_encoder) - intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, true); - intel_encoders_pre_enable(crtc, pipe_config, old_state); if (intel_crtc->config->has_pch_encoder) diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c index 20a7b004ffd7..66bbedc5fa01 100644 --- a/drivers/gpu/drm/i915/intel_dsi.c +++ b/drivers/gpu/drm/i915/intel_dsi.c @@ -790,14 +790,19 @@ static void intel_dsi_pre_enable(struct intel_encoder *encoder, const struct intel_crtc_state *pipe_config, const struct drm_connector_state *conn_state) { - struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_dsi *intel_dsi = enc_to_intel_dsi(&encoder->base); + struct drm_crtc *crtc = pipe_config->base.crtc; + struct drm_i915_private *dev_priv = to_i915(crtc->dev); + struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + int pipe = intel_crtc->pipe; enum port port; u32 val; bool glk_cold_boot = false; DRM_DEBUG_KMS("\n"); + intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, true); + /* * The BIOS may leave the PLL in a wonky state where it doesn't * lock. It needs to be fully powered down to fix it. |