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drm/xe/xe3: Add WA_14024681466 for Xe3_LPG

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Apply WA_14024681466 to Xe3_LPG graphics IP versions from 30.00 to 30.05.

v2: (Matthew Roper)
   - Remove stepping filter as workaround applies to all steppings.
   - Add an engine class filter so it only applies to the RENDER engine.

Signed-off-by: Nitin Gote <nitin.r.gote@intel.com>
Link: https://patch.msgid.link/20251027092643.335904-1-nitin.r.gote@intel.com
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
(cherry picked from commit 071089a69e)
Cc: stable@vger.kernel.org # v6.16+
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
This commit is contained in:
Nitin Gote 2025-10-27 14:56:43 +05:30 committed by Lucas De Marchi
parent e9a6fb0bcd
commit 0b2f7be548
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

@ -168,6 +168,7 @@
#define XEHP_SLICE_COMMON_ECO_CHICKEN1 XE_REG_MCR(0x731c, XE_REG_OPTION_MASKED)
#define MSC_MSAA_REODER_BUF_BYPASS_DISABLE REG_BIT(14)
#define FAST_CLEAR_VALIGN_FIX REG_BIT(13)
#define XE2LPM_CCCHKNREG1 XE_REG(0x82a8)

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

@ -916,6 +916,10 @@ static const struct xe_rtp_entry_sr lrc_was[] = {
XE_RTP_RULES(GRAPHICS_VERSION_RANGE(3000, 3003), ENGINE_CLASS(RENDER)),
XE_RTP_ACTIONS(SET(COMMON_SLICE_CHICKEN4, SBE_PUSH_CONSTANT_BEHIND_FIX_ENABLE))
},
{ XE_RTP_NAME("14024681466"),
XE_RTP_RULES(GRAPHICS_VERSION_RANGE(3000, 3005), ENGINE_CLASS(RENDER)),
XE_RTP_ACTIONS(SET(XEHP_SLICE_COMMON_ECO_CHICKEN1, FAST_CLEAR_VALIGN_FIX))
},
};
static __maybe_unused const struct xe_rtp_entry oob_was[] = {