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drm/xe/oa: MERTOA Wa_14026746987

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Wa_14026746987 implies that only XE_OAM_FORMAT_MPEC8u32_B8_C8 and not
XE_OAM_FORMAT_MPEC8u64_B8_C8 can be supported for MERTOA unit.

Reviewed-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com>
Signed-off-by: Ashutosh Dixit <ashutosh.dixit@intel.com>
Link: https://patch.msgid.link/20260430161459.2892545-3-ashutosh.dixit@intel.com
This commit is contained in:
Ashutosh Dixit 2026-04-30 09:14:57 -07:00
parent 15e31865ce
commit dc4f643c1c
2 changed files with 5 additions and 1 deletions
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1
drivers/gpu/drm/xe/xe_device_wa_oob.rules
View File

@ -5,3 +5,4 @@
14022085890 SUBPLATFORM(BATTLEMAGE, G21)
14026539277 PLATFORM(NOVALAKE_P), PLATFORM_STEP(A0, B0)
14026633728 PLATFORM(CRESCENTISLAND)
14026746987 PLATFORM(CRESCENTISLAND)

5
drivers/gpu/drm/xe/xe_oa.c
View File

@ -1942,9 +1942,12 @@ static bool oa_unit_supports_oa_format(struct xe_oa *oa, struct xe_oa_open_param
case DRM_XE_OA_UNIT_TYPE_OAG:
return f->type == DRM_XE_OA_FMT_TYPE_OAG || f->type == DRM_XE_OA_FMT_TYPE_OAR ||
f->type == DRM_XE_OA_FMT_TYPE_OAC || f->type == DRM_XE_OA_FMT_TYPE_PEC;
case DRM_XE_OA_UNIT_TYPE_MERT:
if (XE_DEVICE_WA(oa->xe, 14026746987))
return param->oa_format == XE_OAM_FORMAT_MPEC8u32_B8_C8;
fallthrough;
case DRM_XE_OA_UNIT_TYPE_OAM:
case DRM_XE_OA_UNIT_TYPE_OAM_SAG:
case DRM_XE_OA_UNIT_TYPE_MERT:
return f->type == DRM_XE_OA_FMT_TYPE_OAM || f->type == DRM_XE_OA_FMT_TYPE_OAM_MPEC;
default:
return false;