diff options
Diffstat (limited to 'sound/soc/sh/rcar/ssi.c')
| -rw-r--r-- | sound/soc/sh/rcar/ssi.c | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c index 6cb6db005fc4..411bda2387ad 100644 --- a/sound/soc/sh/rcar/ssi.c +++ b/sound/soc/sh/rcar/ssi.c @@ -417,11 +417,14 @@ static int rsnd_ssi_hw_params(struct rsnd_mod *mod, int chan = params_channels(params); /* - * Already working. - * It will happen if SSI has parent/child connection. + * snd_pcm_ops::hw_params will be called *before* + * snd_soc_dai_ops::trigger. Thus, ssi->usrcnt is 0 + * in 1st call. */ - if (ssi->usrcnt > 1) { + if (ssi->usrcnt) { /* + * Already working. + * It will happen if SSI has parent/child connection. * it is error if child <-> parent SSI uses * different channels. */ @@ -644,10 +647,14 @@ static int rsnd_ssi_common_probe(struct rsnd_mod *mod, if (ret < 0) return ret; - ret = devm_request_irq(dev, ssi->irq, - rsnd_ssi_interrupt, - IRQF_SHARED, - dev_name(dev), mod); + /* + * SSI might be called again as PIO fallback + * It is easy to manual handling for IRQ request/free + */ + ret = request_irq(ssi->irq, + rsnd_ssi_interrupt, + IRQF_SHARED, + dev_name(dev), mod); return ret; } @@ -669,7 +676,6 @@ static int rsnd_ssi_dma_probe(struct rsnd_mod *mod, struct rsnd_priv *priv) { struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod); - int dma_id = 0; /* not needed */ int ret; /* @@ -684,7 +690,7 @@ static int rsnd_ssi_dma_probe(struct rsnd_mod *mod, return ret; /* SSI probe might be called many times in MUX multi path */ - ret = rsnd_dma_attach(io, mod, &ssi->dma, dma_id); + ret = rsnd_dma_attach(io, mod, &ssi->dma); return ret; } @@ -694,11 +700,9 @@ static int rsnd_ssi_dma_remove(struct rsnd_mod *mod, struct rsnd_priv *priv) { struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod); - struct device *dev = rsnd_priv_to_dev(priv); - int irq = ssi->irq; /* PIO will request IRQ again */ - devm_free_irq(dev, irq, mod); + free_irq(ssi->irq, mod); return 0; } |