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| author | Niranjana Vishwanathapura <niranjana.vishwanathapura@intel.com> | 2023-07-18 10:45:28 +0000 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2023-12-21 11:40:27 -0500 |
| commit | 7407f2e5c356a73ec4a6d7f379e91f205025165c (patch) | |
| tree | 443d130619c1b82a6cf5b49d9b1105c2ca040680 /drivers/gpu/drm/xe/xe_wa.c | |
| parent | 25063811d9c1f32c3223c27cafc0a95e7a86be26 (diff) | |
| download | lwn-7407f2e5c356a73ec4a6d7f379e91f205025165c.tar.gz lwn-7407f2e5c356a73ec4a6d7f379e91f205025165c.zip | |
drm/xe/pvc: Force even num engines to use 64B
Wa_16017236439 requires that we update BCS_SWCTRL
(via indirect context batch buffer) to set 64B
transfers when running on an even-numbered BCS
engine and 256B on an odd-numbered BCS engine.
v2: Move WA from engine_was[] to lrc_was[]
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Tejas Upadhyay <tejas.upadhyay@intel.com>
Signed-off-by: Niranjana Vishwanathapura <niranjana.vishwanathapura@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'drivers/gpu/drm/xe/xe_wa.c')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_wa.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_wa.c b/drivers/gpu/drm/xe/xe_wa.c index e2b6e17d7ec4..f45e9452ba0e 100644 --- a/drivers/gpu/drm/xe/xe_wa.c +++ b/drivers/gpu/drm/xe/xe_wa.c @@ -604,6 +604,16 @@ static const struct xe_rtp_entry_sr lrc_was[] = { XE_RTP_ACTIONS(SET(CACHE_MODE_1, MSAA_OPTIMIZATION_REDUC_DISABLE)) }, + /* PVC */ + + { XE_RTP_NAME("16017236439"), + XE_RTP_RULES(PLATFORM(PVC), ENGINE_CLASS(COPY), + FUNC(xe_rtp_match_even_instance)), + XE_RTP_ACTIONS(SET(BCS_SWCTRL(0), + BCS_SWCTRL_DISABLE_256B, + XE_RTP_ACTION_FLAG(ENGINE_BASE))), + }, + /* Xe_LPG */ { XE_RTP_NAME("18019271663"), XE_RTP_RULES(GRAPHICS_VERSION_RANGE(1270, 1271)), |