drm/i915/vdsc: Set VDSC PIC_HEIGHT before using for DP DSC

[linux-stable] / drivers / gpu / drm / i915 / display / intel_dp.c

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index ac90d455a7c737df8e90e9a26305eb9d082da41f..55a12868847cd28e32ef2df8cd35ea2286d3f756 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -1395,6 +1395,7 @@ static int intel_dp_dsc_compute_params(struct intel_encoder *encoder,
         * DP_DSC_RC_BUF_SIZE for this.
         */
        vdsc_cfg->rc_model_size = DSC_RC_MODEL_SIZE_CONST;
+       vdsc_cfg->pic_height = crtc_state->hw.adjusted_mode.crtc_vdisplay;
 
        /*
         * Slice Height of 8 works for all currently available panels. So start