On Fri, Aug 07, 2020 at 03:05:46PM +0530, Karthik B S wrote: > Set the Async Address Update Enable bit in plane ctl > when async flip is requested. > > v2: -Move the Async flip enablement to individual patch (Paulo) > > v3: -Rebased. > > v4: -Add separate plane hook for async flip case (Ville) > > v5: -Rebased. > > v6: -Move the plane hook to separate patch. (Paulo) > -Remove the early return in skl_plane_ctl. (Paulo) > > Signed-off-by: Karthik B S <karthik....@intel.com> > Signed-off-by: Vandita Kulkarni <vandita.kulka...@intel.com> > --- > drivers/gpu/drm/i915/display/intel_display.c | 3 +++ > drivers/gpu/drm/i915/i915_reg.h | 1 + > 2 files changed, 4 insertions(+) > > diff --git a/drivers/gpu/drm/i915/display/intel_display.c > b/drivers/gpu/drm/i915/display/intel_display.c > index 1ac2e6f27597..ce2b0c14a073 100644 > --- a/drivers/gpu/drm/i915/display/intel_display.c > +++ b/drivers/gpu/drm/i915/display/intel_display.c > @@ -4768,6 +4768,9 @@ u32 skl_plane_ctl(const struct intel_crtc_state > *crtc_state, > > plane_ctl = PLANE_CTL_ENABLE; > > + if (crtc_state->uapi.async_flip) > + plane_ctl |= PLANE_CTL_ASYNC_FLIP;
Hmm. We might want to put that into skl_plane_ctl_crtc() since it's a crtc-wide thing, > + > if (INTEL_GEN(dev_priv) < 10 && !IS_GEMINILAKE(dev_priv)) { > plane_ctl |= skl_plane_ctl_alpha(plane_state); > plane_ctl |= PLANE_CTL_PLANE_GAMMA_DISABLE; > diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h > index e85c6fc1f3cb..3f88d9ac90a8 100644 > --- a/drivers/gpu/drm/i915/i915_reg.h > +++ b/drivers/gpu/drm/i915/i915_reg.h > @@ -6924,6 +6924,7 @@ enum { > #define PLANE_CTL_TILED_X (1 << 10) > #define PLANE_CTL_TILED_Y (4 << 10) > #define PLANE_CTL_TILED_YF (5 << 10) > +#define PLANE_CTL_ASYNC_FLIP (1 << 9) > #define PLANE_CTL_FLIP_HORIZONTAL (1 << 8) > #define PLANE_CTL_MEDIA_DECOMPRESSION_ENABLE (1 << 4) /* TGL+ */ > #define PLANE_CTL_ALPHA_MASK (0x3 << 4) /* Pre-GLK */ > -- > 2.22.0 -- Ville Syrjälä Intel _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel