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media: amphion: release m2m ctx when releasing vpu instance

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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: 3cd084519c ("media: amphion: add vpu v4l2 m2m support")
Signed-off-by: Ming Qian <ming.qian@nxp.com>
Reviewed-by: Tommaso Merciai <tommaso.merciai@amarulasolutions.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
This commit is contained in:
Ming Qian 2022-08-29 07:33:16 +02:00 committed by Mauro Carvalho Chehab
parent cfeacb5d46
commit d91d7bc850
1 changed files with 4 additions and 7 deletions
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11
drivers/media/platform/amphion/vpu_v4l2.c
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@ -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);