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Diffstat (limited to 'sound/soc/ti/j721e-evm.c')
-rw-r--r--sound/soc/ti/j721e-evm.c48
1 files changed, 29 insertions, 19 deletions
diff --git a/sound/soc/ti/j721e-evm.c b/sound/soc/ti/j721e-evm.c
index a7c0484d44ec..9347f982c3e1 100644
--- a/sound/soc/ti/j721e-evm.c
+++ b/sound/soc/ti/j721e-evm.c
@@ -23,8 +23,11 @@
*/
#define J721E_CODEC_CONF_COUNT 5
-#define J721E_AUDIO_DOMAIN_CPB 0
-#define J721E_AUDIO_DOMAIN_IVI 1
+enum j721e_audio_domain_id {
+ J721E_AUDIO_DOMAIN_CPB = 0,
+ J721E_AUDIO_DOMAIN_IVI,
+ J721E_AUDIO_DOMAIN_LAST,
+};
#define J721E_CLK_PARENT_48000 0
#define J721E_CLK_PARENT_44100 1
@@ -78,7 +81,7 @@ struct j721e_priv {
u32 pll_rates[2];
unsigned int hsdiv_rates[2];
- struct j721e_audio_domain audio_domains[2];
+ struct j721e_audio_domain audio_domains[J721E_AUDIO_DOMAIN_LAST];
struct mutex mutex;
};
@@ -197,11 +200,10 @@ static int j721e_configure_refclk(struct j721e_priv *priv,
return ret;
}
- if (priv->hsdiv_rates[domain->parent_clk_id] != scki) {
+ if (domain->parent_clk_id == -1 || priv->hsdiv_rates[domain->parent_clk_id] != scki) {
dev_dbg(priv->dev,
- "%s configuration for %u Hz: %s, %dxFS (SCKI: %u Hz)\n",
- audio_domain == J721E_AUDIO_DOMAIN_CPB ? "CPB" : "IVI",
- rate,
+ "domain%u configuration for %u Hz: %s, %dxFS (SCKI: %u Hz)\n",
+ audio_domain, rate,
clk_id == J721E_CLK_PARENT_48000 ? "PLL4" : "PLL15",
ratios_for_pcm3168a[i], scki);
@@ -263,10 +265,11 @@ static int j721e_audio_startup(struct snd_pcm_substream *substream)
domain->active++;
- if (priv->audio_domains[J721E_AUDIO_DOMAIN_CPB].rate)
- active_rate = priv->audio_domains[J721E_AUDIO_DOMAIN_CPB].rate;
- else
- active_rate = priv->audio_domains[J721E_AUDIO_DOMAIN_IVI].rate;
+ for (i = 0; i < J721E_AUDIO_DOMAIN_LAST; i++) {
+ active_rate = priv->audio_domains[i].rate;
+ if (active_rate)
+ break;
+ }
if (active_rate)
ret = snd_pcm_hw_constraint_single(substream->runtime,
@@ -278,23 +281,29 @@ static int j721e_audio_startup(struct snd_pcm_substream *substream)
j721e_rule_rate, &priv->rate_range,
SNDRV_PCM_HW_PARAM_RATE, -1);
- mutex_unlock(&priv->mutex);
if (ret)
- return ret;
+ goto out;
/* Reset TDM slots to 32 */
ret = snd_soc_dai_set_tdm_slot(cpu_dai, 0x3, 0x3, 2, 32);
if (ret && ret != -ENOTSUPP)
- return ret;
+ goto out;
for_each_rtd_codec_dais(rtd, i, codec_dai) {
ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x3, 0x3, 2, 32);
if (ret && ret != -ENOTSUPP)
- return ret;
+ goto out;
}
- return 0;
+ if (ret == -ENOTSUPP)
+ ret = 0;
+out:
+ if (ret)
+ domain->active--;
+ mutex_unlock(&priv->mutex);
+
+ return ret;
}
static int j721e_audio_hw_params(struct snd_pcm_substream *substream,
@@ -819,7 +828,7 @@ static int j721e_soc_probe(struct platform_device *pdev)
struct snd_soc_card *card;
const struct of_device_id *match;
struct j721e_priv *priv;
- int link_cnt, conf_cnt, ret;
+ int link_cnt, conf_cnt, ret, i;
if (!node) {
dev_err(&pdev->dev, "of node is missing.\n");
@@ -843,8 +852,9 @@ static int j721e_soc_probe(struct platform_device *pdev)
if (!priv->dai_links)
return -ENOMEM;
- priv->audio_domains[J721E_AUDIO_DOMAIN_CPB].parent_clk_id = -1;
- priv->audio_domains[J721E_AUDIO_DOMAIN_IVI].parent_clk_id = -1;
+ for (i = 0; i < J721E_AUDIO_DOMAIN_LAST; i++)
+ priv->audio_domains[i].parent_clk_id = -1;
+
priv->dev = &pdev->dev;
card = &priv->card;
card->dev = &pdev->dev;