We do not need to loop through crtc_state to get the
encoder if we already have a valid one available.
Signed-off-by: Durgadoss R <durgadoss.r@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_ddi.c | 11 ++++++++---
drivers/gpu/drm/i915/intel_display.c | 2 +-
drivers/gpu/drm/i915/intel_drv.h | 3 ++-
3 files changed, 11 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index 7f618cf..3a71e3c 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -1775,11 +1775,16 @@ bxt_ddi_pll_select(struct intel_crtc *intel_crtc,
* function should be folded into compute_config() eventually.
*/
bool intel_ddi_pll_select(struct intel_crtc *intel_crtc,
- struct intel_crtc_state *crtc_state)
+ struct intel_crtc_state *crtc_state,
+ struct intel_encoder *valid_encoder)
{
struct drm_device *dev = intel_crtc->base.dev;
- struct intel_encoder *intel_encoder =
- intel_ddi_get_crtc_new_encoder(crtc_state);
+ struct intel_encoder *intel_encoder;
+
+ if (valid_encoder)
+ intel_encoder = valid_encoder;
+ else
+ intel_encoder = intel_ddi_get_crtc_new_encoder(crtc_state);
if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev))
return skl_ddi_pll_select(intel_crtc, crtc_state,
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 70e1b71..0b86a17 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -9741,7 +9741,7 @@ static void broadwell_modeset_commit_cdclk(struct drm_atomic_state *old_state)
static int haswell_crtc_compute_clock(struct intel_crtc *crtc,
struct intel_crtc_state *crtc_state)
{
- if (!intel_ddi_pll_select(crtc, crtc_state))
+ if (!intel_ddi_pll_select(crtc, crtc_state, NULL))
return -EINVAL;
crtc->lowfreq_avail = false;
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 50f83d2..0ae4dc8 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -1007,7 +1007,8 @@ void intel_ddi_disable_transcoder_func(struct drm_i915_private *dev_priv,
void intel_ddi_enable_pipe_clock(struct intel_crtc *intel_crtc);
void intel_ddi_disable_pipe_clock(struct intel_crtc *intel_crtc);
bool intel_ddi_pll_select(struct intel_crtc *crtc,
- struct intel_crtc_state *crtc_state);
+ struct intel_crtc_state *crtc_state,
+ struct intel_encoder *encoder);
void intel_ddi_set_pipe_settings(struct drm_crtc *crtc);
void intel_ddi_prepare_link_retrain(struct intel_dp *intel_dp);
bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector);
--
1.9.1
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