[PATCH v3 2/5] drm/i915/display: Remove a redundant function argument from intel_psr_enable_source()

[Gwan-gyeong Mun]

It removes intel_crtc_state from function argument of
intel_psr_enable_source() in order to use intel_psr_enable_source()
without intel_crtc_state on other psr internal functions.
And we can get cpu_trancoder from intel_psr, therefore we don't need to
pass intel_crtc_state to this function.

Cc: José Roberto de Souza <jose.souza at intel.com>
Signed-off-by: Gwan-gyeong Mun <gwan-gyeong.mun at intel.com>
Reviewed-by: José Roberto de Souza <jose.souza at intel.com>
---
 drivers/gpu/drm/i915/display/intel_psr.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index 9c25a701943a..ce7ce82d6f1b 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -896,11 +896,10 @@ static void intel_psr_activate(struct intel_dp *intel_dp)
 	intel_dp->psr.active = true;
 }
 
-static void intel_psr_enable_source(struct intel_dp *intel_dp,
-				    const struct intel_crtc_state *crtc_state)
+static void intel_psr_enable_source(struct intel_dp *intel_dp)
 {
 	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
-	enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
+	enum transcoder cpu_transcoder = intel_dp->psr.transcoder;
 	u32 mask;
 
 	/* Only HSW and BDW have PSR AUX registers that need to be setup. SKL+
@@ -1008,7 +1007,7 @@ static void intel_psr_enable_locked(struct intel_dp *intel_dp,
 				     &intel_dp->psr.vsc);
 	intel_write_dp_vsc_sdp(encoder, crtc_state, &intel_dp->psr.vsc);
 	intel_psr_enable_sink(intel_dp);
-	intel_psr_enable_source(intel_dp, crtc_state);
+	intel_psr_enable_source(intel_dp);
 	intel_dp->psr.enabled = true;
 
 	intel_psr_activate(intel_dp);
-- 
2.30.1