Now that the mutexes for output and capture vb2 queues match, it is possible to refer to the context q_lock as the m2m lock for a given m2m context.
Remove the output/capture lock selection.
Signed-off-by: Ezequiel Garcia ezequiel@collabora.com --- drivers/media/v4l2-core/v4l2-ioctl.c | 47 ++-------------------------- 1 file changed, 2 insertions(+), 45 deletions(-)
diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index 54afc9c7ee6e..c46c455df652 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -2677,45 +2677,6 @@ static bool v4l2_is_known_ioctl(unsigned int cmd) return v4l2_ioctls[_IOC_NR(cmd)].ioctl == cmd; }
-#if IS_ENABLED(CONFIG_V4L2_MEM2MEM_DEV) -static bool v4l2_ioctl_m2m_queue_is_output(unsigned int cmd, void *arg) -{ - switch (cmd) { - case VIDIOC_CREATE_BUFS: { - struct v4l2_create_buffers *cbufs = arg; - - return V4L2_TYPE_IS_OUTPUT(cbufs->format.type); - } - case VIDIOC_REQBUFS: { - struct v4l2_requestbuffers *rbufs = arg; - - return V4L2_TYPE_IS_OUTPUT(rbufs->type); - } - case VIDIOC_QBUF: - case VIDIOC_DQBUF: - case VIDIOC_QUERYBUF: - case VIDIOC_PREPARE_BUF: { - struct v4l2_buffer *buf = arg; - - return V4L2_TYPE_IS_OUTPUT(buf->type); - } - case VIDIOC_EXPBUF: { - struct v4l2_exportbuffer *expbuf = arg; - - return V4L2_TYPE_IS_OUTPUT(expbuf->type); - } - case VIDIOC_STREAMON: - case VIDIOC_STREAMOFF: { - int *type = arg; - - return V4L2_TYPE_IS_OUTPUT(*type); - } - default: - return false; - } -} -#endif - static struct mutex *v4l2_ioctl_get_lock(struct video_device *vdev, struct v4l2_fh *vfh, unsigned int cmd, void *arg) @@ -2725,12 +2686,8 @@ static struct mutex *v4l2_ioctl_get_lock(struct video_device *vdev, #if IS_ENABLED(CONFIG_V4L2_MEM2MEM_DEV) if (vfh && vfh->m2m_ctx && (v4l2_ioctls[_IOC_NR(cmd)].flags & INFO_FL_QUEUE)) { - bool is_output = v4l2_ioctl_m2m_queue_is_output(cmd, arg); - struct v4l2_m2m_queue_ctx *ctx = is_output ? - &vfh->m2m_ctx->out_q_ctx : &vfh->m2m_ctx->cap_q_ctx; - - if (ctx->q.lock) - return ctx->q.lock; + if (vfh->m2m_ctx->q_lock) + return vfh->m2m_ctx->q_lock; } #endif if (vdev->queue && vdev->queue->lock &&