[Intel-gfx] [PATCH 07/15] drm/i915: PSR skip aux on wake up as defined by VBT.

Rodrigo Vivi rodrigo.vivi at intel.com
Fri Nov 14 17:52:33 CET 2014


Let's always skip aux on exit unless specified at VBT we need it.

Signed-off-by: Rodrigo Vivi <rodrigo.vivi at intel.com>
---
 drivers/gpu/drm/i915/intel_psr.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c
index e706c9d..4cfe7a4 100644
--- a/drivers/gpu/drm/i915/intel_psr.c
+++ b/drivers/gpu/drm/i915/intel_psr.c
@@ -180,11 +180,13 @@ static void intel_psr_enable_source(struct intel_dp *intel_dp)
 		val |= EDP_PSR_LINK_STANDBY;
 		val |= EDP_PSR_TP2_TP3_TIME_0us;
 		val |= EDP_PSR_TP1_TIME_0us;
-		val |= EDP_PSR_SKIP_AUX_EXIT;
 		val |= IS_BROADWELL(dev) ? BDW_PSR_SINGLE_FRAME : 0;
 	} else
 		val |= EDP_PSR_LINK_DISABLE;
 
+	if (!dev_priv->vbt.psr.require_aux_wakeup)
+		val |= EDP_PSR_SKIP_AUX_EXIT;
+
 	I915_WRITE(EDP_PSR_CTL(dev), val |
 		   (IS_BROADWELL(dev) ? 0 : link_entry_time) |
 		   max_sleep_time << EDP_PSR_MAX_SLEEP_TIME_SHIFT |
-- 
1.9.3




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