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drm/i915: Encapsulate lmem rpm stuff in intel_runtime_pm

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Runtime pm is not really per GT, therefore it make sense to
move lmem_userfault_list, lmem_userfault_lock and
userfault_wakeref from intel_gt to intel_runtime_pm structure,
which is embedded to i915.

No functional change.

v2:
- Fixes the code comment nit. [Matt Auld]

Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Acked-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221027092242.1476080-2-anshuman.gupta@intel.com
This commit is contained in:
Anshuman Gupta
2022-10-27 14:52:41 +05:30
parent 876e9047a9
commit e66c8dcf99
8 changed files with 36 additions and 31 deletions
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5
drivers/gpu/drm/i915/intel_runtime_pm.c
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@@ -626,6 +626,8 @@ void intel_runtime_pm_driver_release(struct intel_runtime_pm *rpm)
runtime_pm);
int count = atomic_read(&rpm->wakeref_count);
intel_wakeref_auto_fini(&rpm->userfault_wakeref);
drm_WARN(&i915->drm, count,
"i915 raw-wakerefs=%d wakelocks=%d on cleanup\n",
intel_rpm_raw_wakeref_count(count),
@@ -645,4 +647,7 @@ void intel_runtime_pm_init_early(struct intel_runtime_pm *rpm)
rpm->available = HAS_RUNTIME_PM(i915);
init_intel_runtime_pm_wakeref(rpm);
INIT_LIST_HEAD(&rpm->lmem_userfault_list);
mutex_init(&rpm->lmem_userfault_lock);
intel_wakeref_auto_init(&rpm->userfault_wakeref, rpm);
}