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authorNagaraju, Vathsala <vathsala.nagaraju@intel.com>2017-01-12 03:58:30 +0530
committerRodrigo Vivi <rodrigo.vivi@intel.com>2017-01-13 10:46:12 -0800
commit18b9bf3ee5a4fcce8b284a1bd4ddb593f1397daa (patch)
treed23e6a8da639d3882987d0c1f48f05c880c8a703 /drivers
parent6433226b0f51cdd9f08e23fa8b0c376088c33357 (diff)
drm/i915/psr: enable psr2 for y cordinate panels
Psr2 is enabled only for y cordinate panels.Once GTC (global time code) is implemented,this restriction is removed so that psr2 can work on panels without y cordinate support. v2: (Rodrigo) - Move the check to intel_psr_match_conditions v3: (Rodrigo) - add return false v4: rebase Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> Cc: Jim Bride <jim.bride@linux.intel.com> Signed-off-by: Vathsala Nagaraju <vathsala.nagaraju@intel.com> Signed-off-by: Patil Deepti <deepti.patil@intel.com> Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1484173710-3138-1-git-send-email-vathsala.nagaraju@intel.com
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/i915/intel_psr.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c
index 3611c42bff7f..38419e57d2aa 100644
--- a/drivers/gpu/drm/i915/intel_psr.c
+++ b/drivers/gpu/drm/i915/intel_psr.c
@@ -441,6 +441,15 @@ static bool intel_psr_match_conditions(struct intel_dp *intel_dp)
return false;
}
+ /*
+ * FIXME:enable psr2 only for y-cordinate psr2 panels
+ * After gtc implementation , remove this restriction.
+ */
+ if (!dev_priv->psr.y_cord_support && dev_priv->psr.psr2_support) {
+ DRM_DEBUG_KMS("PSR2 disabled, panel does not support Y coordinate\n");
+ return false;
+ }
+
dev_priv->psr.source_ok = true;
return true;
}