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drm/i915/dg2: Enable Wa_22012727170/Wa_22012727685

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The above two workaronuds regarding context isolation are implemented
by GuC. The KMD just needs to enable them.

Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Reviewed-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com>
Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220415224025.3693037-7-umesh.nerlige.ramappa@intel.com
This commit is contained in:
John Harrison 2022-04-15 15:40:25 -07:00
parent 717f9bad5d
commit 307f722b4e
2 changed files with 9 additions and 0 deletions
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8
drivers/gpu/drm/i915/gt/uc/intel_guc.c
View File

@ -319,6 +319,14 @@ static u32 guc_ctl_wa_flags(struct intel_guc *guc)
IS_DG2_GRAPHICS_STEP(gt->i915, G11, STEP_A0, STEP_B0))
flags |= GUC_WA_RCS_RESET_BEFORE_RC6;
/*
* Wa_22012727170:dg2_g10[a0-c0), dg2_g11[a0..)
* Wa_22012727685:dg2_g11[a0..)
*/
if (IS_DG2_GRAPHICS_STEP(gt->i915, G10, STEP_A0, STEP_C0) ||
IS_DG2_GRAPHICS_STEP(gt->i915, G11, STEP_A0, STEP_FOREVER))
flags |= GUC_WA_CONTEXT_ISOLATION;
return flags;
}

1
drivers/gpu/drm/i915/gt/uc/intel_guc_fwif.h
View File

@ -101,6 +101,7 @@
#define GUC_WA_GAM_CREDITS BIT(10)
#define GUC_WA_DUAL_QUEUE BIT(11)
#define GUC_WA_RCS_RESET_BEFORE_RC6 BIT(13)
#define GUC_WA_CONTEXT_ISOLATION BIT(15)
#define GUC_WA_PRE_PARSER BIT(14)
#define GUC_WA_HOLD_CCS_SWITCHOUT BIT(17)
#define GUC_WA_POLLCS BIT(18)