diff options
| author | Mahesh Kumar <mahesh1.kumar@intel.com> | 2017-06-30 17:41:00 +0530 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2017-07-04 16:53:53 +0300 |
| commit | 7f58cbb187aff05e179c2d7bef9d4605fb3ced72 (patch) | |
| tree | 01e42076dd498527f2f08f4ea0a6c77994088a08 /drivers/gpu/drm/i915 | |
| parent | 11f489d3c62b1e55efbc5f1ab058d85851a96d0e (diff) | |
| download | linux-7f58cbb187aff05e179c2d7bef9d4605fb3ced72.tar.gz | |
drm/i915/skl+: Scaling not supported in IF-ID Interlace mode
GEN9+ Interlace fetch mode doesn't support pipe/plane scaling,
This patch adds check to fail the flip if pipe/plane scaling is
requested in Interlace fetch mode.
Changes since V1:
- move check to skl_update_scaler (ville)
- mode to adjusted_mode (ville)
- combine pipe/plane scaling check
Changes since V2:
- Indentation fix
- Added TODO to handle/reject NV12 with interlace mode
Signed-off-by: Mahesh Kumar <mahesh1.kumar@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170630121100.20159-3-mahesh1.kumar@intel.com
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 4836e537c7f8..9b6689ef5e30 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -4612,6 +4612,9 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach, &crtc_state->scaler_state; struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->base.crtc); + struct drm_i915_private *dev_priv = to_i915(intel_crtc->base.dev); + const struct drm_display_mode *adjusted_mode = + &crtc_state->base.adjusted_mode; int need_scaling; /* @@ -4622,6 +4625,18 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach, need_scaling = src_w != dst_w || src_h != dst_h; /* + * Scaling/fitting not supported in IF-ID mode in GEN9+ + * TODO: Interlace fetch mode doesn't support YUV420 planar formats. + * Once NV12 is enabled, handle it here while allocating scaler + * for NV12. + */ + if (INTEL_GEN(dev_priv) >= 9 && crtc_state->base.enable && + need_scaling && adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) { + DRM_DEBUG_KMS("Pipe/Plane scaling not supported with IF-ID mode\n"); + return -EINVAL; + } + + /* * if plane is being disabled or scaler is no more required or force detach * - free scaler binded to this plane/crtc * - in order to do this, update crtc->scaler_usage |