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authorNagaraju, Vathsala <vathsala.nagaraju@intel.com>2017-01-10 07:02:26 (GMT)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-10-08 08:26:05 (GMT)
commitd976d68e17269767a33b4646add0c41a40e7eed5 (patch)
treefa038ca08a2b2a7355df91feeccce3bb195ce62e
parente92dca6f5a14310a950b9ca040188d0ce2ba08c9 (diff)
downloadlinux-d976d68e17269767a33b4646add0c41a40e7eed5.tar.xz
drm/i915/psr: disable psr2 for resolution greater than 32X20
[ Upstream commit acf45d11050abd751dcec986ab121cb2367dcbba ] PSR2 is restricted to work with panel resolutions upto 3200x2000, move the check to intel_psr_match_conditions and fully block psr. Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> Cc: Jim Bride <jim.bride@linux.intel.com> Suggested-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Signed-off-by: Vathsala Nagaraju <vathsala.nagaraju@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/1484031746-20874-1-git-send-email-vathsala.nagaraju@intel.com Signed-off-by: Sasha Levin <alexander.levin@verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/gpu/drm/i915/intel_psr.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c
index 9b307ce..dff4784 100644
--- a/drivers/gpu/drm/i915/intel_psr.c
+++ b/drivers/gpu/drm/i915/intel_psr.c
@@ -387,6 +387,13 @@ static bool intel_psr_match_conditions(struct intel_dp *intel_dp)
return false;
}
+ /* PSR2 is restricted to work with panel resolutions upto 3200x2000 */
+ if (intel_crtc->config->pipe_src_w > 3200 ||
+ intel_crtc->config->pipe_src_h > 2000) {
+ dev_priv->psr.psr2_support = false;
+ return false;
+ }
+
dev_priv->psr.source_ok = true;
return true;
}
@@ -425,7 +432,6 @@ void intel_psr_enable(struct intel_dp *intel_dp)
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct drm_device *dev = intel_dig_port->base.base.dev;
struct drm_i915_private *dev_priv = to_i915(dev);
- struct intel_crtc *crtc = to_intel_crtc(intel_dig_port->base.base.crtc);
if (!HAS_PSR(dev)) {
DRM_DEBUG_KMS("PSR not supported on this platform\n");
@@ -452,12 +458,7 @@ void intel_psr_enable(struct intel_dp *intel_dp)
hsw_psr_setup_vsc(intel_dp);
if (dev_priv->psr.psr2_support) {
- /* PSR2 is restricted to work with panel resolutions upto 3200x2000 */
- if (crtc->config->pipe_src_w > 3200 ||
- crtc->config->pipe_src_h > 2000)
- dev_priv->psr.psr2_support = false;
- else
- skl_psr_setup_su_vsc(intel_dp);
+ skl_psr_setup_su_vsc(intel_dp);
}
/*