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drm/xe/pf: Don't reprovision policies if already default

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There is no need to send policy updates to the GuC if policies
were not changed from the default settings (usually zero value).

Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Reviewed-by: Piotr Piórkowski <piotr.piorkowski@intel.com>
Link: https://patch.msgid.link/20260402191726.4932-7-michal.wajdeczko@intel.com
This commit is contained in:
Michal Wajdeczko 2026-04-02 21:17:19 +02:00
parent b23883a087
commit 689937c71c
1 changed files with 9 additions and 0 deletions
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9
drivers/gpu/drm/xe/xe_gt_sriov_pf_policy.c
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@ -177,6 +177,9 @@ static int pf_reprovision_sched_if_idle(struct xe_gt *gt)
xe_gt_assert(gt, IS_SRIOV_PF(gt_to_xe(gt)));
lockdep_assert_held(xe_gt_sriov_pf_master_mutex(gt));
if (!gt->sriov.pf.policy.guc.sched_if_idle)
return 0;
return pf_provision_sched_if_idle(gt, gt->sriov.pf.policy.guc.sched_if_idle);
}
@ -255,6 +258,9 @@ static int pf_reprovision_reset_engine(struct xe_gt *gt)
xe_gt_assert(gt, IS_SRIOV_PF(gt_to_xe(gt)));
lockdep_assert_held(xe_gt_sriov_pf_master_mutex(gt));
if (!gt->sriov.pf.policy.guc.reset_engine)
return 0;
return pf_provision_reset_engine(gt, gt->sriov.pf.policy.guc.reset_engine);
}
@ -321,6 +327,9 @@ static int pf_reprovision_sample_period(struct xe_gt *gt)
xe_gt_assert(gt, IS_SRIOV_PF(gt_to_xe(gt)));
lockdep_assert_held(xe_gt_sriov_pf_master_mutex(gt));
if (!gt->sriov.pf.policy.guc.sample_period)
return 0;
return pf_provision_sample_period(gt, gt->sriov.pf.policy.guc.sample_period);
}