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Commit 4631b053 authored by Viraja Kommaraju's avatar Viraja Kommaraju Committed by Gerrit - the friendly Code Review server
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ASoC: mdm: Add a new dai-link for compress offload 



Add a new dai-link to support compress offload playback
for MDM 9607. Also fixup default BE hw_params in
machine driver.

CRs-Fixed: 1086586
Change-Id: I2837194cf0cadd4732396c26d666fd8d192cc4bc
Signed-off-by: default avatarViraja Kommaraju <virajak@codeaurora.org>
parent 9008a82f

sound/soc/msm/mdm9607.c

+43 −0
Original line number Diff line number Diff line
@@ -144,6 +144,30 @@ static atomic_t sec_mi2s_ref_count; 


static int clk_users;



static inline int param_is_mask(int p)

{

	return (p >= SNDRV_PCM_HW_PARAM_FIRST_MASK) &&

			(p <= SNDRV_PCM_HW_PARAM_LAST_MASK);

}



static inline struct snd_mask *param_to_mask(struct snd_pcm_hw_params *p, int n)

{

	return &(p->masks[n - SNDRV_PCM_HW_PARAM_FIRST_MASK]);

}



static void param_set_mask(struct snd_pcm_hw_params *p, int n, unsigned bit)

{

	if (bit >= SNDRV_MASK_MAX)

		return;

	if (param_is_mask(n)) {

		struct snd_mask *m = param_to_mask(p, n);



		m->bits[0] = 0;

		m->bits[1] = 0;

		m->bits[bit >> 5] |= (1 << (bit & 31));

	}

}



static int mdm_enable_codec_ext_clk(struct snd_soc_codec *codec,

					int enable, bool dapm);
@@ -581,6 +605,8 @@ static int mdm_mi2s_rx_be_hw_params_fixup(struct snd_soc_pcm_runtime *rt, 
					SNDRV_PCM_HW_PARAM_CHANNELS);

	rate->min = rate->max = mdm_mi2s_rate;

	channels->min = channels->max = mdm_mi2s_rx_ch;

	param_set_mask(params, SNDRV_PCM_HW_PARAM_FORMAT,

			SNDRV_PCM_FORMAT_S16_LE);

	return 0;

}
@@ -1637,6 +1663,23 @@ static struct snd_soc_dai_link mdm_dai[] = { 
		.ignore_suspend = 1,

		 .ignore_pmdown_time = 1,

	},

	{

		.name = "MDM Compress1",

		.stream_name = "MultiMedia4",

		.cpu_dai_name	= "MultiMedia4",

		.platform_name  = "msm-compress-dsp",

		.dynamic = 1,

		.dpcm_playback = 1,

		.dpcm_capture = 1,

		.trigger = {SND_SOC_DPCM_TRIGGER_POST,

			SND_SOC_DPCM_TRIGGER_POST},

		.codec_dai_name = "snd-soc-dummy-dai",

		.codec_name = "snd-soc-dummy",

		.ignore_suspend = 1,

		.ignore_pmdown_time = 1,

		/* this dainlink has playback support */

		.be_id = MSM_FRONTEND_DAI_MULTIMEDIA4,

	},

	/* Backend DAI Links */

	{

		.name = LPASS_BE_AFE_PCM_RX,