drm/vc4: vec: Use pm_runtime_resume_and_get() in vc4_vec_encoder_enable()
authorShang XiaoJing <shangxiaojing@huawei.com>
Thu, 24 Nov 2022 01:51:13 +0000 (09:51 +0800)
committerMaxime Ripard <maxime@cerno.tech>
Mon, 28 Nov 2022 10:58:19 +0000 (11:58 +0100)
commit0ae41323a83233610e64e926eefb4d132ecb9028
tree500759a93192ce341cf7acd4eabbd0916bbabd03
parent9a49bf098752b30e92e59da03db7eca49ace61c7
drm/vc4: vec: Use pm_runtime_resume_and_get() in vc4_vec_encoder_enable()

Commit f0601ef8631c ("drm/vc4: vec: Protect device resources after
removal") add fail path for vc4_vec_encoder_enable(), and will put
usage_counter only when pm_runtime_get_sync() succeeds. However,
pm_runtime_get_sync() will increment usage_counter even it failed. Fix
it by replacing it with pm_runtime_resume_and_get() to keep usage
counter balanced.

Fixes: e4b81f8c74c8 ("drm/vc4: Add support for the VEC (Video Encoder) IP")
Signed-off-by: Shang XiaoJing <shangxiaojing@huawei.com>
Link: https://lore.kernel.org/r/20221124015113.18540-1-shangxiaojing@huawei.com
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
drivers/gpu/drm/vc4/vc4_vec.c