On 10/17/2017 06:03 AM, Chris Wilson wrote:
Quoting Oscar Mateo (2017-10-13 21:54:14)
@@ -840,6 +859,30 @@ static int display_wa_add(struct drm_i915_private
*dev_priv,
static int bdw_display_workarounds_init(struct drm_i915_private *dev_priv)
{
+ enum pipe pipe;
+
+ /* WaPsrDPAMaskVBlankInSRD:bdw */
+ DISPLAY_WA_SET_BIT(CHICKEN_PAR1_1, DPA_MASK_VBLANK_SRD);
+
+ /* WaPsrDPRSUnmaskVBlankInSRD:bdw */
+ for_each_pipe(dev_priv, pipe) {
+ DISPLAY_WA_SET_BIT(CHICKEN_PIPESL_1(pipe),
+ BDW_DPRS_MASK_VBLANK_SRD);
Do we have pipes this early?
Eeek, I wonder if I missed any other questions like that...
-Chris
We only need the total number of pipes here, but I can split the
early_init for GT and Display WAs in two, if we think we'll need to
create the list from different places...
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