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drm/xe/xe2: Add workaround 14021402888

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This workaround applies to Graphics 20.01 as RCS engine workaround

Signed-off-by: Bommu Krishnaiah <krishnaiah.bommu@intel.com>
Cc: Tejas Upadhyay <tejas.upadhyay@intel.com>
Cc: Matt Roper <matthew.d.roper@intel.com>
Cc: Himal Prasad Ghimiray <himal.prasad.ghimiray@intel.com>
Reviewed-by: Himal Prasad Ghimiray <himal.prasad.ghimiray@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240418111534.481568-1-krishnaiah.bommu@intel.com
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
This commit is contained in:
Bommu Krishnaiah
2024-04-18 16:45:34 +05:30
committed by Lucas De Marchi
parent ee72842306
commit 598dc939ed
2 changed files with 5 additions and 0 deletions
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1
drivers/gpu/drm/xe/regs/xe_gt_regs.h
View File

@@ -402,6 +402,7 @@
#define HALF_SLICE_CHICKEN7 XE_REG_MCR(0xe194, XE_REG_OPTION_MASKED)
#define DG2_DISABLE_ROUND_ENABLE_ALLOW_FOR_SSLA REG_BIT(15)
#define CLEAR_OPTIMIZATION_DISABLE REG_BIT(6)
#define CACHE_MODE_SS XE_REG_MCR(0xe420, XE_REG_OPTION_MASKED)
#define DISABLE_ECC REG_BIT(5)

4
drivers/gpu/drm/xe/xe_wa.c
View File

@@ -533,6 +533,10 @@ static const struct xe_rtp_entry_sr engine_was[] = {
FUNC(xe_rtp_match_first_render_or_compute)),
XE_RTP_ACTIONS(SET(LSC_CHICKEN_BIT_0, WR_REQ_CHAINING_DIS))
},
{ XE_RTP_NAME("14021402888"),
XE_RTP_RULES(GRAPHICS_VERSION(2001), ENGINE_CLASS(RENDER)),
XE_RTP_ACTIONS(SET(HALF_SLICE_CHICKEN7, CLEAR_OPTIMIZATION_DISABLE))
},
/* Xe2_HPM */