From b07597367001c2c4f36a97863530f71b84060d3d Mon Sep 17 00:00:00 2001 From: Padmavathi Venna Date: Fri, 7 Nov 2014 12:24:39 +0530 Subject: [PATCH] ASoC: Samsung: Add quirk for internal DMA Internal DMA is available only on some of Samsung platforms. So added a quirk for the same and made it optional. Signed-off-by: Padmavathi Venna Signed-off-by: Mark Brown --- include/linux/platform_data/asoc-s3c.h | 1 + sound/soc/samsung/i2s.c | 12 ++++++------ 2 files changed, 7 insertions(+), 6 deletions(-) diff --git a/include/linux/platform_data/asoc-s3c.h b/include/linux/platform_data/asoc-s3c.h index a6591c693ebb..5e0bc779e6c5 100644 --- a/include/linux/platform_data/asoc-s3c.h +++ b/include/linux/platform_data/asoc-s3c.h @@ -27,6 +27,7 @@ struct samsung_i2s { #define QUIRK_NO_MUXPSR (1 << 2) #define QUIRK_NEED_RSTCLR (1 << 3) #define QUIRK_SUPPORTS_TDM (1 << 4) +#define QUIRK_SUPPORTS_IDMA (1 << 5) /* Quirks of the I2S controller */ u32 quirks; dma_addr_t idma_addr; diff --git a/sound/soc/samsung/i2s.c b/sound/soc/samsung/i2s.c index 9d513473b300..38b9a524cc9f 100644 --- a/sound/soc/samsung/i2s.c +++ b/sound/soc/samsung/i2s.c @@ -987,7 +987,7 @@ static int samsung_i2s_dai_probe(struct snd_soc_dai *dai) if (i2s->quirks & QUIRK_NEED_RSTCLR) writel(CON_RSTCLR, i2s->addr + I2SCON); - if (i2s->quirks & QUIRK_SEC_DAI) + if (i2s->quirks & QUIRK_SUPPORTS_IDMA) idma_reg_addr_init(i2s->addr, i2s->sec_dai->idma_playback.dma_addr); @@ -1199,10 +1199,9 @@ static int samsung_i2s_probe(struct platform_device *pdev) quirks = i2s_dai_data->quirks; if (of_property_read_u32(np, "samsung,idma-addr", &idma_addr)) { - if (quirks & QUIRK_SEC_DAI) { - dev_err(&pdev->dev, "idma address is not"\ + if (quirks & QUIRK_SUPPORTS_IDMA) { + dev_info(&pdev->dev, "idma address is not"\ "specified"); - return -EINVAL; } } } @@ -1309,13 +1308,14 @@ static const struct samsung_i2s_dai_data i2sv3_dai_type = { static const struct samsung_i2s_dai_data i2sv5_dai_type = { .dai_type = TYPE_PRI, - .quirks = QUIRK_PRI_6CHAN | QUIRK_SEC_DAI | QUIRK_NEED_RSTCLR, + .quirks = QUIRK_PRI_6CHAN | QUIRK_SEC_DAI | QUIRK_NEED_RSTCLR | + QUIRK_SUPPORTS_IDMA, }; static const struct samsung_i2s_dai_data i2sv6_dai_type = { .dai_type = TYPE_PRI, .quirks = QUIRK_PRI_6CHAN | QUIRK_SEC_DAI | QUIRK_NEED_RSTCLR | - QUIRK_SUPPORTS_TDM, + QUIRK_SUPPORTS_TDM | QUIRK_SUPPORTS_IDMA, }; static const struct samsung_i2s_dai_data samsung_dai_type_pri = { -- 2.30.2