[Sound-open-firmware] [PATCH 1/2] uapi: ipc: Add lbm in sof_ipc_dai_config
Liam Girdwood
liam.r.girdwood at linux.intel.com
Mon Jun 4 10:34:42 CEST 2018
On Mon, 2018-06-04 at 14:38 +0800, Xiuli Pan wrote:
> From: Pan Xiuli <xiuli.pan at linux.intel.com>
>
> Add loopback mode filed lbm in sof_ipc_dai_config to condif BE dai
> loobback mode.
>
> Signed-off-by: Pan Xiuli <xiuli.pan at linux.intel.com>
> ---
> Work with patch set:
> SOF-Kernel:
> ASoC: SOF: upai: ipc: Add lbm in sof_ipc_dai_config
> ASoC: SOF: uapi: topology: Add SOF_TKN_DAI_LBM for ssp loopback mode
> ASoC: SOF: topology: Add topology handler for dai config loopback mode
> SOF:
> uapi: ipc: Add lbm in sof_ipc_dai_config
> IPC: Add IPC handler for dai config loopback mode
> SOF-Tools:
> topology: Add SOF_TKN_DAI_LBM for ssp loopback mode
> topology: m4: Add option for loopback mode in DAI config
> topology: test: Add loopback topology
>
> test & santity test with:
> Mininow max rt5651 and UP2 Hifiberry PRO and CNL nocodec
> SOF master: 65ddcddfcc9a20f5b622cf3ba93dc326387a9d5d
> SOF-Tool master: 07d290c8ac6026af28bada021ac2215e3453fa88
> https://github.com/plbossart/sound/tree/topic/sof-v4.14:
> 3ffd39334cb53aced88b8aba17cae3df9ee2736f
>
> ---
> src/include/uapi/ipc.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/src/include/uapi/ipc.h b/src/include/uapi/ipc.h
> index 9b1063f..06498fb 100644
> --- a/src/include/uapi/ipc.h
> +++ b/src/include/uapi/ipc.h
> @@ -345,7 +345,7 @@ struct sof_ipc_dai_config {
>
> /* physical protocol and clocking */
> uint16_t format; /* SOF_DAI_FMT_ */
> - uint16_t reserved; /* alignment */
> + uint16_t lbm; /* loopback mode*/
>
>
loopback is not tied to HW config, it can be enabled/disable at runtime so
should use the standard IPC for component commands like volume.
Liam
More information about the Sound-open-firmware
mailing list