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media: qcom: iris: handle runtime PM resume failure in core deinit

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Check the return value of pm_runtime_resume_and_get() in
iris_core_deinit().

If runtime PM resume fails, skip hardware power-off operations but
still perform software teardown and state transition. Also skip the
corresponding pm_runtime_put_sync() call to avoid unbalanced runtime
PM references.

Fixes: bb8a95aa03 ("media: iris: implement power management")
Signed-off-by: Hungyu Lin <dennylin0707@gmail.com>
Signed-off-by: Bryan O'Donoghue <bod@kernel.org>
This commit is contained in:
Hungyu Lin
2026-06-04 05:04:51 +00:00
committed by Bryan O'Donoghue
parent 14634f3161
commit 75d79879ec
1 changed files with 9 additions and 3 deletions
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12
drivers/media/platform/qcom/iris/iris_core.c
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@@ -12,18 +12,24 @@
void iris_core_deinit(struct iris_core *core)
{
pm_runtime_resume_and_get(core->dev);
int ret;
ret = pm_runtime_resume_and_get(core->dev);
mutex_lock(&core->lock);
if (core->state != IRIS_CORE_DEINIT) {
iris_fw_unload(core);
iris_vpu_power_off(core);
if (!ret)
iris_vpu_power_off(core);
iris_hfi_queues_deinit(core);
core->state = IRIS_CORE_DEINIT;
}
mutex_unlock(&core->lock);
pm_runtime_put_sync(core->dev);
if (!ret)
pm_runtime_put_sync(core->dev);
}
static int iris_wait_for_system_response(struct iris_core *core)