[Sound-open-firmware] [PATCH 1/2] dai: add lbm status for dai

[Liam Girdwood]

On Wed, 2018-06-13 at 17:24 +0800, Xiuli Pan wrote:
> From: Pan Xiuli <xiuli.pan at linux.intel.com>
> 
> Add a status to track dai lbm.
> 
> Signed-off-by: Pan Xiuli <xiuli.pan at linux.intel.com>
> 
> ---
> Work with patch set:
> SOF-Kernel:
>   ASoC: SOF: Add debug_mode flag in sof dev
>   ASoC: SOF: debug: add debugmode debugfs for sof_dev debug_mode
>   ASoC: SOF: uapi: topology: Add SOF_TKN_DAI_LBM for ssp loopback mode
>   ASoC: SOF: uapi: ipc: Add lbm in sof_ipc_dai_config
>   ASoC: SOF: topology: Add topology handler for dai config loopback mode
>   ASoC: SOF: add headers for lbm control callback functions
>   ASoC: SOF: add lbm kcontrol callback functions
>   ASoC: SOF: topology: add SSP lbm kcontrol switch create function
> SOF:
>   dai: add lbm status for dai
>   ipc: dai: add loopback mode handler for dai
> 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: 792bd414ee5629f72b1e24619510d6936eac28ce
> SOF-Tool master: bd7dc88231f31d385340310cef467f211a739eeb
> https://github.com/plbossart/sound/tree/topic/sof-v4.14:
> 1e0f50565669815dd7daa19021b3b04a90487431
> 
> ---
>  src/include/sof/dai.h | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/src/include/sof/dai.h b/src/include/sof/dai.h
> index e3bce1d..8f4c69e 100644
> --- a/src/include/sof/dai.h
> +++ b/src/include/sof/dai.h
> @@ -98,6 +98,7 @@ struct dai_plat_data {
>  struct dai {
>  	uint32_t type;
>  	uint32_t index;
> +	uint32_t lbm;

This is platform data and this should not store runtime status. What is lbm and
what is it use for, please rename it with more meaningful name.

>  	struct dai_plat_data plat_data;
>  	const struct dai_ops *ops;
>  	void *private;