diff options
| author | Bruce Chang <yu.bruce.chang@intel.com> | 2022-01-29 00:22:08 +0530 |
|---|---|---|
| committer | Ramalingam C <ramalingam.c@intel.com> | 2022-02-11 17:11:44 +0530 |
| commit | 154cfae6158141b18d65abb0db679bb51a8294e7 (patch) | |
| tree | b7b615e0313497f11e948e2d76ec30aae7a6de7e | |
| parent | 2528b396d5304a711d28f08047a8fe60daebc3ae (diff) | |
| download | linux-154cfae6158141b18d65abb0db679bb51a8294e7.tar.bz2 | |
drm/i915/dg2: Add Wa_22011100796
Whenever Full soft reset is required, reset all individual engines
first, and then do a full soft reset.
Signed-off-by: Bruce Chang <yu.bruce.chang@intel.com>
cc: Matt Roper <matthew.d.roper@intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Ramalingam C <ramalingam.c@intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220128185209.18077-5-ramalingam.c@intel.com
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_reset.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_reset.c b/drivers/gpu/drm/i915/gt/intel_reset.c index 7be0002d9d70..cf1f8a382c45 100644 --- a/drivers/gpu/drm/i915/gt/intel_reset.c +++ b/drivers/gpu/drm/i915/gt/intel_reset.c @@ -598,6 +598,15 @@ static int gen8_reset_engines(struct intel_gt *gt, */ } + /* + * Wa_22011100796:dg2, whenever Full soft reset is required, + * reset all individual engines firstly, and then do a full soft reset. + * + * This is best effort, so ignore any error from the initial reset. + */ + if (IS_DG2(gt->i915) && engine_mask == ALL_ENGINES) + gen11_reset_engines(gt, gt->info.engine_mask, 0); + if (GRAPHICS_VER(gt->i915) >= 11) ret = gen11_reset_engines(gt, engine_mask, retry); else |