From: Varun Gupta <varun.gupta@intel.com>
To: intel-xe@lists.freedesktop.org
Cc: matthew.d.roper@intel.com, tejas.upadhyay@intel.com
Subject: [PATCH] drm/xe/xe3p_lpg: Add Wa_14026578760
Date: Fri, 27 Feb 2026 18:30:20 +0530 [thread overview]
Message-ID: <20260227130020.2846392-1-varun.gupta@intel.com> (raw)
Add GT workaround Wa_14026578760 for graphics version 35.10
Signed-off-by: Varun Gupta <varun.gupta@intel.com>
---
drivers/gpu/drm/xe/regs/xe_gt_regs.h | 3 +++
drivers/gpu/drm/xe/xe_wa.c | 4 ++++
2 files changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/xe/regs/xe_gt_regs.h b/drivers/gpu/drm/xe/regs/xe_gt_regs.h
index 90b9017770ea..08b05f3c7510 100644
--- a/drivers/gpu/drm/xe/regs/xe_gt_regs.h
+++ b/drivers/gpu/drm/xe/regs/xe_gt_regs.h
@@ -103,6 +103,9 @@
#define GAMSTLB_CTRL2 XE_REG_MCR(0x4788)
#define STLB_SINGLE_BANK_MODE REG_BIT(11)
+#define GAMSTLB_CTRL XE_REG_MCR(0x477c)
+#define DIS_PEND_GPA_LINK REG_BIT(13)
+
#define XE2_LMEM_CFG XE_REG(0x48b0)
#define XE2_GAMWALK_CTRL 0x47e4
diff --git a/drivers/gpu/drm/xe/xe_wa.c b/drivers/gpu/drm/xe/xe_wa.c
index 26950b8a7543..30cd47b1dc4c 100644
--- a/drivers/gpu/drm/xe/xe_wa.c
+++ b/drivers/gpu/drm/xe/xe_wa.c
@@ -299,6 +299,10 @@ static const struct xe_rtp_entry_sr gt_was[] = {
XE_RTP_RULES(GRAPHICS_VERSION(3510), GRAPHICS_STEP(A0, B0)),
XE_RTP_ACTIONS(SET(GAMSTLB_CTRL2, STLB_SINGLE_BANK_MODE))
},
+ { XE_RTP_NAME("14026578760"),
+ XE_RTP_RULES(GRAPHICS_VERSION(3510)),
+ XE_RTP_ACTIONS(SET(GAMSTLB_CTRL, DIS_PEND_GPA_LINK))
+ },
{ XE_RTP_NAME("16028005424"),
XE_RTP_RULES(GRAPHICS_VERSION(3510), GRAPHICS_STEP(A0, B0)),
XE_RTP_ACTIONS(SET(GUC_INTR_CHICKEN, DISABLE_SIGNALING_ENGINES))
--
2.43.0
next reply other threads:[~2026-02-27 13:00 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-27 13:00 Varun Gupta [this message]
2026-02-27 13:07 ` ✓ CI.KUnit: success for drm/xe/xe3p_lpg: Add Wa_14026578760 Patchwork
2026-02-27 13:50 ` ✓ Xe.CI.BAT: " Patchwork
2026-02-27 21:52 ` [PATCH] " Matt Roper
2026-02-27 22:44 ` ✓ Xe.CI.FULL: success for " Patchwork
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20260227130020.2846392-1-varun.gupta@intel.com \
--to=varun.gupta@intel.com \
--cc=intel-xe@lists.freedesktop.org \
--cc=matthew.d.roper@intel.com \
--cc=tejas.upadhyay@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox