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authorBommu Krishnaiah <[email protected]>2024-04-18 16:45:34 +0530
committerLucas De Marchi <[email protected]>2024-05-08 14:24:50 -0700
commit598dc939edf8d7bb1d69e84513c31451812128fc (patch)
tree24d38101a6e61420e743c85434b03ada9923ed0f
parentee7284230644e21fef0e38fc5bf8f907b6bb7f7c (diff)
drm/xe/xe2: Add workaround 14021402888
This workaround applies to Graphics 20.01 as RCS engine workaround Signed-off-by: Bommu Krishnaiah <[email protected]> Cc: Tejas Upadhyay <[email protected]> Cc: Matt Roper <[email protected]> Cc: Himal Prasad Ghimiray <[email protected]> Reviewed-by: Himal Prasad Ghimiray <[email protected]> Link: https://patchwork.freedesktop.org/patch/msgid/[email protected] Signed-off-by: Lucas De Marchi <[email protected]>
-rw-r--r--drivers/gpu/drm/xe/regs/xe_gt_regs.h1
-rw-r--r--drivers/gpu/drm/xe/xe_wa.c4
2 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/regs/xe_gt_regs.h b/drivers/gpu/drm/xe/regs/xe_gt_regs.h
index 8f44437c8e02..9cacdcfe27ff 100644
--- a/drivers/gpu/drm/xe/regs/xe_gt_regs.h
+++ b/drivers/gpu/drm/xe/regs/xe_gt_regs.h
@@ -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)
diff --git a/drivers/gpu/drm/xe/xe_wa.c b/drivers/gpu/drm/xe/xe_wa.c
index 134a34dbfe8d..05db53c1448c 100644
--- a/drivers/gpu/drm/xe/xe_wa.c
+++ b/drivers/gpu/drm/xe/xe_wa.c
@@ -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 */