lkml.org 
[lkml]   [2020]   [Jul]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH v6] ASoC: Intel: kbl_rt5663_rt5514_max98927: Fix kabylake_ssp_fixup function
From
Date



> diff --git a/sound/soc/intel/boards/kbl_rt5663_rt5514_max98927.c b/sound/soc/intel/boards/kbl_rt5663_rt5514_max98927.c
> index 584e4f9cedc2..b261b1c466a8 100644
> --- a/sound/soc/intel/boards/kbl_rt5663_rt5514_max98927.c
> +++ b/sound/soc/intel/boards/kbl_rt5663_rt5514_max98927.c
> @@ -379,22 +379,30 @@ static int kabylake_ssp_fixup(struct snd_soc_pcm_runtime *rtd,
> struct snd_interval *chan = hw_param_interval(params,
> SNDRV_PCM_HW_PARAM_CHANNELS);
> struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
> - struct snd_soc_dpcm *dpcm = container_of(
> - params, struct snd_soc_dpcm, hw_params);
> - struct snd_soc_dai_link *fe_dai_link = dpcm->fe->dai_link;
> - struct snd_soc_dai_link *be_dai_link = dpcm->be->dai_link;
> + struct snd_soc_dpcm *dpcm, *rtd_dpcm;
> +
> + /*
> + * This macro will be called for playback stream
> + */
> + for_each_dpcm_fe(rtd, SNDRV_PCM_STREAM_PLAYBACK, dpcm)
> + rtd_dpcm = dpcm;
> + /*
> + * This macro will be called for capture stream
> + */
> + for_each_dpcm_fe(rtd, SNDRV_PCM_STREAM_CAPTURE, dpcm)
> + rtd_dpcm = dpcm;

is the assumption that both of those loops return the same pointer?
If yes, why not stop for the first non-NULL dpcm value?
Also wondering if you are using a loop because there's no other helper
available?

>
> /*
> * The ADSP will convert the FE rate to 48k, stereo, 24 bit
> */
> - if (!strcmp(fe_dai_link->name, "Kbl Audio Port") ||
> - !strcmp(fe_dai_link->name, "Kbl Audio Headset Playback") ||
> - !strcmp(fe_dai_link->name, "Kbl Audio Capture Port")) {
> + if (!strcmp(rtd_dpcm->fe->dai_link->name, "Kbl Audio Port") ||
> + !strcmp(rtd_dpcm->fe->dai_link->name, "Kbl Audio Headset Playback") ||
> + !strcmp(rtd_dpcm->fe->dai_link->name, "Kbl Audio Capture Port")) {
> rate->min = rate->max = 48000;
> chan->min = chan->max = 2;
> snd_mask_none(fmt);
> snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);
> - } else if (!strcmp(fe_dai_link->name, "Kbl Audio DMIC cap")) {
> + } else if (!strcmp(rtd_dpcm->fe->dai_link->name, "Kbl Audio DMIC cap")) {
> if (params_channels(params) == 2 ||
> DMIC_CH(dmic_constraints) == 2)
> chan->min = chan->max = 2;
> @@ -405,7 +413,7 @@ static int kabylake_ssp_fixup(struct snd_soc_pcm_runtime *rtd,
> * The speaker on the SSP0 supports S16_LE and not S24_LE.
> * thus changing the mask here
> */
> - if (!strcmp(be_dai_link->name, "SSP0-Codec"))
> + if (!strcmp(rtd_dpcm->be->dai_link->name, "SSP0-Codec"))
> snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S16_LE);
>
> return 0;
>

\
 
 \ /
  Last update: 2020-07-16 19:49    [W:0.488 / U:0.084 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site