Reviewed-by: Sonika Jindal <sonika.jindal@xxxxxxxxx> -----Original Message----- From: Vivi, Rodrigo Sent: Tuesday, November 24, 2015 3:50 AM To: intel-gfx@xxxxxxxxxxxxxxxxxxxxx Cc: Vivi, Rodrigo; Jindal, Sonika Subject: [PATCH] drm/i915: Also disable PSR on Sink when disabling it on Source. It is not a bad idea to disable the PSR feature on Sink when we are disabling on the Source. v2: Move dpcd write inside mutex protected area as suggested by Sonika. Cc: Sonika Jindal <sonika.jindal@xxxxxxxxx> Suggested-by: Sonika Jindal <sonika.jindal@xxxxxxxxx> Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx> --- drivers/gpu/drm/i915/intel_psr.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c index 2b2f84d..3bbb270 100644 --- a/drivers/gpu/drm/i915/intel_psr.c +++ b/drivers/gpu/drm/i915/intel_psr.c @@ -518,11 +518,15 @@ void intel_psr_disable(struct intel_dp *intel_dp) return; } + /* Disable PSR on Source */ if (HAS_DDI(dev)) hsw_psr_disable(intel_dp); else vlv_psr_disable(intel_dp); + /* Disable PSR on Sink */ + drm_dp_dpcd_writeb(&intel_dp->aux, DP_PSR_EN_CFG, 0); + dev_priv->psr.enabled = NULL; mutex_unlock(&dev_priv->psr.lock); -- 2.4.3 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx
