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| author | Lucas De Marchi <lucas.demarchi@intel.com> | 2023-12-07 09:51:17 -0800 |
|---|---|---|
| committer | Lucas De Marchi <lucas.demarchi@intel.com> | 2023-12-26 22:22:04 -0800 |
| commit | 570a8fc233b2adb659015bfb09f90a46a6b594d4 (patch) | |
| tree | 448b990c4e4116c7de445dbbd7b4c4163c39e5da /drivers/gpu/drm/xe/xe_wa.c | |
| parent | f031c3a7af8ea06790dd0a71872c4f0175084baa (diff) | |
| download | lwn-570a8fc233b2adb659015bfb09f90a46a6b594d4.tar.gz lwn-570a8fc233b2adb659015bfb09f90a46a6b594d4.zip | |
drm/xe/xe2: Add workaround 16020183090
Graphics version 20.04, used in Lunar Lake, needs WA 16020183090 for
steppings A*. Set ENABLE_SEMAPHORE_POLL_BIT in INSTPM(RENDER_RING_BASE)
and whitelist CSBE_DEBUG_STATUS for userspace to be able to use it
and complement the workaround.
Cc: Haridhar Kalvala <haridhar.kalvala@intel.com>
Cc: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://lore.kernel.org/r/20231207175117.2334022-1-lucas.demarchi@intel.com
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Diffstat (limited to 'drivers/gpu/drm/xe/xe_wa.c')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_wa.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_wa.c b/drivers/gpu/drm/xe/xe_wa.c index 3456ca6f7b32..b77d406e083e 100644 --- a/drivers/gpu/drm/xe/xe_wa.c +++ b/drivers/gpu/drm/xe/xe_wa.c @@ -571,6 +571,11 @@ static const struct xe_rtp_entry_sr lrc_was[] = { XE_RTP_RULES(GRAPHICS_VERSION(2004), ENGINE_CLASS(RENDER)), XE_RTP_ACTIONS(SET(XEHP_PSS_CHICKEN, FLSH_IGNORES_PSD)) }, + { XE_RTP_NAME("16020183090"), + XE_RTP_RULES(GRAPHICS_VERSION(2004), GRAPHICS_STEP(A0, B0), + ENGINE_CLASS(RENDER)), + XE_RTP_ACTIONS(SET(INSTPM(RENDER_RING_BASE), ENABLE_SEMAPHORE_POLL_BIT)) + }, {} }; |