| Message ID | 1483356663-32668-9-git-send-email-vathsala.nagaraju@intel.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On Mon, Jan 02, 2017 at 05:01:01PM +0530, vathsala nagaraju wrote: > 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. > > 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> > --- > drivers/gpu/drm/i915/intel_psr.c | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c > index 19cd4d7..ca3ef3e 100644 > --- a/drivers/gpu/drm/i915/intel_psr.c > +++ b/drivers/gpu/drm/i915/intel_psr.c > @@ -495,6 +495,15 @@ void intel_psr_enable(struct intel_dp *intel_dp) I believe the better place for this code is on the match_conditions function... > return; > } > > + /* > + * 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; > + } > + > mutex_lock(&dev_priv->psr.lock); > if (dev_priv->psr.enabled) { > DRM_DEBUG_KMS("PSR already in use\n"); > -- > 1.9.1 >
diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c index 19cd4d7..ca3ef3e 100644 --- a/drivers/gpu/drm/i915/intel_psr.c +++ b/drivers/gpu/drm/i915/intel_psr.c @@ -495,6 +495,15 @@ void intel_psr_enable(struct intel_dp *intel_dp) return; } + /* + * 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; + } + mutex_lock(&dev_priv->psr.lock); if (dev_priv->psr.enabled) { DRM_DEBUG_KMS("PSR already in use\n");