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drm/i915/display/xelpd: Extend Wa_14011508470

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This workaround is also applicable to xelpd display so extending it.

Cc: Gwan-gyeong Mun <gwan-gyeong.mun@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210713003854.143197-6-jose.souza@intel.com
This commit is contained in:
José Roberto de Souza 2021-07-12 17:38:54 -07:00
parent c86ef50f05
commit 9f58275807
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/i915/display/intel_display_power.c
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@ -5883,8 +5883,8 @@ static void icl_display_core_init(struct drm_i915_private *dev_priv,
if (resume && intel_dmc_has_payload(dev_priv))
intel_dmc_load_program(dev_priv);
/* Wa_14011508470 */
if (DISPLAY_VER(dev_priv) == 12) {
/* Wa_14011508470:tgl,dg1,rkl,adl-s,adl-p */
if (DISPLAY_VER(dev_priv) >= 12) {
val = DCPR_CLEAR_MEMSTAT_DIS | DCPR_SEND_RESP_IMM |
DCPR_MASK_LPMODE | DCPR_MASK_MAXLATENCY_MEMUP_CLR;
intel_uncore_rmw(&dev_priv->uncore, GEN11_CHICKEN_DCPR_2, 0, val);