diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_vdsc.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_vdsc.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_vdsc.c b/drivers/gpu/drm/i915/display/intel_vdsc.c index e4c395b4dc46..94af579b63d3 100644 --- a/drivers/gpu/drm/i915/display/intel_vdsc.c +++ b/drivers/gpu/drm/i915/display/intel_vdsc.c @@ -1002,7 +1002,7 @@ void intel_dsc_get_config(struct intel_crtc_state *crtc_state) enum pipe pipe = crtc->pipe; enum intel_display_power_domain power_domain; intel_wakeref_t wakeref; - u32 dss_ctl1, dss_ctl2, pps0 = 0, pps1 = 0; + u32 dss_ctl1, dss_ctl2, pps0 = 0, pps1 = 0, pps_temp0, pps_temp1; if (!intel_dsc_source_support(crtc_state)) return; @@ -1028,11 +1028,23 @@ void intel_dsc_get_config(struct intel_crtc_state *crtc_state) /* PPS0 & PPS1 */ if (!is_pipe_dsc(crtc, cpu_transcoder)) { pps1 = intel_de_read(dev_priv, DSCA_PICTURE_PARAMETER_SET_1); + if (crtc_state->dsc.dsc_split) { + pps_temp1 = intel_de_read(dev_priv, DSCC_PICTURE_PARAMETER_SET_1); + drm_WARN_ON(&dev_priv->drm, pps1 != pps_temp1); + } } else { pps0 = intel_de_read(dev_priv, ICL_DSC0_PICTURE_PARAMETER_SET_0(pipe)); pps1 = intel_de_read(dev_priv, ICL_DSC0_PICTURE_PARAMETER_SET_1(pipe)); + if (crtc_state->dsc.dsc_split) { + pps_temp0 = intel_de_read(dev_priv, + ICL_DSC1_PICTURE_PARAMETER_SET_0(pipe)); + pps_temp1 = intel_de_read(dev_priv, + ICL_DSC1_PICTURE_PARAMETER_SET_1(pipe)); + drm_WARN_ON(&dev_priv->drm, pps0 != pps_temp0); + drm_WARN_ON(&dev_priv->drm, pps1 != pps_temp1); + } } vdsc_cfg->bits_per_pixel = pps1; |