diff options
Diffstat (limited to 'sound/soc/sh/rcar/ssi.c')
| -rw-r--r-- | sound/soc/sh/rcar/ssi.c | 28 |
1 files changed, 22 insertions, 6 deletions
diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c index 36654bd4e428..2df723df5d19 100644 --- a/sound/soc/sh/rcar/ssi.c +++ b/sound/soc/sh/rcar/ssi.c @@ -57,6 +57,8 @@ */ #define CONT (1 << 8) /* WS Continue Function */ +#define SSI_NAME "ssi" + struct rsnd_ssi { struct clk *clk; struct rsnd_ssi_platform_info *info; /* rcar_snd.h */ @@ -373,6 +375,8 @@ static int rsnd_ssi_pio_probe(struct rsnd_mod *mod, if (ret) dev_err(dev, "SSI request interrupt failed\n"); + dev_dbg(dev, "%s (PIO) is probed\n", rsnd_mod_name(mod)); + return ret; } @@ -405,7 +409,7 @@ static int rsnd_ssi_pio_stop(struct rsnd_mod *mod, } static struct rsnd_mod_ops rsnd_ssi_pio_ops = { - .name = "ssi (pio)", + .name = SSI_NAME, .probe = rsnd_ssi_pio_probe, .init = rsnd_ssi_init, .quit = rsnd_ssi_quit, @@ -430,6 +434,8 @@ static int rsnd_ssi_dma_probe(struct rsnd_mod *mod, if (ret < 0) dev_err(dev, "SSI DMA failed\n"); + dev_dbg(dev, "%s (DMA) is probed\n", rsnd_mod_name(mod)); + return ret; } @@ -480,7 +486,7 @@ static int rsnd_ssi_dma_stop(struct rsnd_mod *mod, } static struct rsnd_mod_ops rsnd_ssi_dma_ops = { - .name = "ssi (dma)", + .name = SSI_NAME, .probe = rsnd_ssi_dma_probe, .remove = rsnd_ssi_dma_remove, .init = rsnd_ssi_init, @@ -493,7 +499,7 @@ static struct rsnd_mod_ops rsnd_ssi_dma_ops = { * Non SSI */ static struct rsnd_mod_ops rsnd_ssi_non_ops = { - .name = "ssi (non)", + .name = SSI_NAME, }; /* @@ -554,14 +560,14 @@ static void rsnd_of_parse_ssi(struct platform_device *pdev, nr = of_get_child_count(node); if (!nr) - return; + goto rsnd_of_parse_ssi_end; ssi_info = devm_kzalloc(dev, sizeof(struct rsnd_ssi_platform_info) * nr, GFP_KERNEL); if (!ssi_info) { dev_err(dev, "ssi info allocation error\n"); - return; + goto rsnd_of_parse_ssi_end; } info->ssi_info = ssi_info; @@ -583,7 +589,16 @@ static void rsnd_of_parse_ssi(struct platform_device *pdev, * irq */ ssi_info->pio_irq = irq_of_parse_and_map(np, 0); + + /* + * DMA + */ + ssi_info->dma_id = of_get_property(np, "pio-transfer", NULL) ? + 0 : 1; } + +rsnd_of_parse_ssi_end: + of_node_put(node); } int rsnd_ssi_probe(struct platform_device *pdev, @@ -617,7 +632,8 @@ int rsnd_ssi_probe(struct platform_device *pdev, for_each_rsnd_ssi(ssi, priv, i) { pinfo = &info->ssi_info[i]; - snprintf(name, RSND_SSI_NAME_SIZE, "ssi.%d", i); + snprintf(name, RSND_SSI_NAME_SIZE, "%s.%d", + SSI_NAME, i); clk = devm_clk_get(dev, name); if (IS_ERR(clk)) |