From 0267ee1914d21555e8e8817b32f2d07d8bf58cac Mon Sep 17 00:00:00 2001 From: Radhakrishna Sripada Date: Mon, 18 Mar 2024 14:01:20 -0700 Subject: [PATCH] drm/xe/xelpg: Add Wa_14020495402 Disable clockgating for TDL SVHS fub. v2: Extend the Wa to 1274(MattR) Bspec: 46045 Reviewed-by: Matt Roper Signed-off-by: Radhakrishna Sripada Reviewed-by: Matt Roper Signed-off-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20240318210120.564692-1-radhakrishna.sripada@intel.com --- drivers/gpu/drm/xe/regs/xe_gt_regs.h | 1 + drivers/gpu/drm/xe/xe_wa.c | 5 +++++ 2 files changed, 6 insertions(+) diff --git a/drivers/gpu/drm/xe/regs/xe_gt_regs.h b/drivers/gpu/drm/xe/regs/xe_gt_regs.h index 95969935f58b0..65af9fe95db5b 100644 --- a/drivers/gpu/drm/xe/regs/xe_gt_regs.h +++ b/drivers/gpu/drm/xe/regs/xe_gt_regs.h @@ -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) diff --git a/drivers/gpu/drm/xe/xe_wa.c b/drivers/gpu/drm/xe/xe_wa.c index 54740d2463106..74b33a3845f20 100644 --- a/drivers/gpu/drm/xe/xe_wa.c +++ b/drivers/gpu/drm/xe/xe_wa.c @@ -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 */ -- 2.30.2