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drm/xe/xelpg: Add Wa_14020495402

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Disable clockgating for TDL SVHS fub.

v2: Extend the Wa to 1274(MattR)

Bspec: 46045
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240318210120.564692-1-radhakrishna.sripada@intel.com
This commit is contained in:
Radhakrishna Sripada 2024-03-18 14:01:20 -07:00 committed by Matt Roper
parent dd1c61057e
commit 0267ee1914
2 changed files with 6 additions and 0 deletions
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1
drivers/gpu/drm/xe/regs/xe_gt_regs.h
View File

@ -364,6 +364,7 @@
#define DISABLE_EARLY_READ REG_BIT(14)
#define ENABLE_LARGE_GRF_MODE REG_BIT(12)
#define PUSH_CONST_DEREF_HOLD_DIS REG_BIT(8)
#define DISABLE_TDL_SVHS_GATING REG_BIT(1)
#define DISABLE_DOP_GATING REG_BIT(0)
#define RT_CTRL XE_REG_MCR(0xe530)

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

@ -401,6 +401,11 @@ static const struct xe_rtp_entry_sr engine_was[] = {
XE_RTP_ACTIONS(SET(XEHP_HDC_CHICKEN0, DIS_ATOMIC_CHAINING_TYPED_WRITES,
XE_RTP_NOCHECK))
},
{ XE_RTP_NAME("14020495402"),
XE_RTP_RULES(GRAPHICS_VERSION_RANGE(1270, 1274),
FUNC(xe_rtp_match_first_render_or_compute)),
XE_RTP_ACTIONS(SET(ROW_CHICKEN2, DISABLE_TDL_SVHS_GATING))
},
/* Xe2_LPG */