From: Ming Qian <ming.qian@xxxxxxx>
[ Upstream commit d91d7bc85062309aae6d8064563ddf17947cb6bc ]
release m2m ctx in the callback function that
release the vpu instance, then there is no need
to add lock around releasing m2m ctx.
Fixes: 3cd084519c6f ("media: amphion: add vpu v4l2 m2m support")
Signed-off-by: Ming Qian <ming.qian@xxxxxxx>
Reviewed-by: Tommaso Merciai <tommaso.merciai@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xxxxxxxxx>
Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/media/platform/amphion/vpu_v4l2.c | 11 ++++-------
1 file changed, 4 insertions(+), 7 deletions(-)
diff --git a/drivers/media/platform/amphion/vpu_v4l2.c b/drivers/media/platform/amphion/vpu_v4l2.c
index 8a3eed957ae6..b779e0ba916c 100644
--- a/drivers/media/platform/amphion/vpu_v4l2.c
+++ b/drivers/media/platform/amphion/vpu_v4l2.c
@@ -603,6 +603,10 @@ static int vpu_v4l2_release(struct vpu_inst *inst)
inst->workqueue = NULL;
}
+ if (inst->fh.m2m_ctx) {
+ v4l2_m2m_ctx_release(inst->fh.m2m_ctx);
+ inst->fh.m2m_ctx = NULL;
+ }
v4l2_ctrl_handler_free(&inst->ctrl_handler);
mutex_destroy(&inst->lock);
v4l2_fh_del(&inst->fh);
@@ -685,13 +689,6 @@ int vpu_v4l2_close(struct file *file)
vpu_trace(vpu->dev, "tgid = %d, pid = %d, inst = %p\n", inst->tgid, inst->pid, inst);
- vpu_inst_lock(inst);
- if (inst->fh.m2m_ctx) {
- v4l2_m2m_ctx_release(inst->fh.m2m_ctx);
- inst->fh.m2m_ctx = NULL;
- }
- vpu_inst_unlock(inst);
-
call_void_vop(inst, release);
vpu_inst_unregister(inst);
vpu_inst_put(inst);
--
2.35.1
