Update OMAP2+ driver in order to use OMAP DMA DT binding for OMAP2+. In case of DT boot snd_dmaengine_generic_pcm_open function is used.
Signed-off-by: Sebastien Guiriec <[email protected]> --- sound/soc/omap/mcbsp.c | 26 ++++++++++++++++---------- sound/soc/omap/omap-dmic.c | 15 +++++++++------ sound/soc/omap/omap-mcpdm.c | 22 ++++++++++++++-------- sound/soc/omap/omap-pcm.c | 12 ++++++++++-- sound/soc/omap/omap-pcm.h | 1 + 5 files changed, 50 insertions(+), 26 deletions(-) diff --git a/sound/soc/omap/mcbsp.c b/sound/soc/omap/mcbsp.c index 285c836..16936493 100644 --- a/sound/soc/omap/mcbsp.c +++ b/sound/soc/omap/mcbsp.c @@ -1012,24 +1012,30 @@ int omap_mcbsp_init(struct platform_device *pdev) } } - res = platform_get_resource_byname(pdev, IORESOURCE_DMA, "rx"); - if (!res) { - dev_err(&pdev->dev, "invalid rx DMA channel\n"); - return -ENODEV; + if (!pdev->dev.of_node) { + res = platform_get_resource_byname(pdev, IORESOURCE_DMA, "rx"); + if (!res) { + dev_err(&pdev->dev, "invalid rx DMA channel\n"); + return -ENODEV; + } + mcbsp->dma_data[1].dma_req = res->start; } /* RX DMA request number, and port address configuration */ mcbsp->dma_data[1].name = "Audio Capture"; - mcbsp->dma_data[1].dma_req = res->start; + mcbsp->dma_data[1].dma_name = "rx"; mcbsp->dma_data[1].port_addr = omap_mcbsp_dma_reg_params(mcbsp, 1); - res = platform_get_resource_byname(pdev, IORESOURCE_DMA, "tx"); - if (!res) { - dev_err(&pdev->dev, "invalid tx DMA channel\n"); - return -ENODEV; + if (!pdev->dev.of_node) { + res = platform_get_resource_byname(pdev, IORESOURCE_DMA, "tx"); + if (!res) { + dev_err(&pdev->dev, "invalid tx DMA channel\n"); + return -ENODEV; + } + mcbsp->dma_data[0].dma_req = res->start; } /* TX DMA request number, and port address configuration */ mcbsp->dma_data[0].name = "Audio Playback"; - mcbsp->dma_data[0].dma_req = res->start; + mcbsp->dma_data[0].dma_name = "tx"; mcbsp->dma_data[0].port_addr = omap_mcbsp_dma_reg_params(mcbsp, 0); mcbsp->fclk = clk_get(&pdev->dev, "fck"); diff --git a/sound/soc/omap/omap-dmic.c b/sound/soc/omap/omap-dmic.c index ba49ccd..8695b32 100644 --- a/sound/soc/omap/omap-dmic.c +++ b/sound/soc/omap/omap-dmic.c @@ -62,6 +62,7 @@ struct omap_dmic { */ static struct omap_pcm_dma_data omap_dmic_dai_dma_params = { .name = "DMIC capture", + .dma_name = "up_link", }; static inline void omap_dmic_write(struct omap_dmic *dmic, u16 reg, u32 val) @@ -478,13 +479,15 @@ static int asoc_dmic_probe(struct platform_device *pdev) } omap_dmic_dai_dma_params.port_addr = res->start + OMAP_DMIC_DATA_REG; - res = platform_get_resource(pdev, IORESOURCE_DMA, 0); - if (!res) { - dev_err(dmic->dev, "invalid dma resource\n"); - ret = -ENODEV; - goto err_put_clk; + if (!pdev->dev.of_node) { + res = platform_get_resource(pdev, IORESOURCE_DMA, 0); + if (!res) { + dev_err(dmic->dev, "invalid dma resource\n"); + ret = -ENODEV; + goto err_put_clk; + } + omap_dmic_dai_dma_params.dma_req = res->start; } - omap_dmic_dai_dma_params.dma_req = res->start; res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mpu"); if (!res) { diff --git a/sound/soc/omap/omap-mcpdm.c b/sound/soc/omap/omap-mcpdm.c index 5ca11bd..f41bac8 100644 --- a/sound/soc/omap/omap-mcpdm.c +++ b/sound/soc/omap/omap-mcpdm.c @@ -71,9 +71,11 @@ struct omap_mcpdm { static struct omap_pcm_dma_data omap_mcpdm_dai_dma_params[] = { { .name = "Audio playback", + .dma_name = "dn_link", }, { .name = "Audio capture", + .dma_name = "up_link", }, }; @@ -449,17 +451,21 @@ static int asoc_mcpdm_probe(struct platform_device *pdev) omap_mcpdm_dai_dma_params[0].port_addr = res->start + MCPDM_REG_DN_DATA; omap_mcpdm_dai_dma_params[1].port_addr = res->start + MCPDM_REG_UP_DATA; - res = platform_get_resource_byname(pdev, IORESOURCE_DMA, "dn_link"); - if (!res) - return -ENODEV; + if (!pdev->dev.of_node) { + res = platform_get_resource_byname(pdev, IORESOURCE_DMA, + "dn_link"); + if (!res) + return -ENODEV; - omap_mcpdm_dai_dma_params[0].dma_req = res->start; + omap_mcpdm_dai_dma_params[0].dma_req = res->start; - res = platform_get_resource_byname(pdev, IORESOURCE_DMA, "up_link"); - if (!res) - return -ENODEV; + res = platform_get_resource_byname(pdev, IORESOURCE_DMA, + "up_link"); + if (!res) + return -ENODEV; - omap_mcpdm_dai_dma_params[1].dma_req = res->start; + omap_mcpdm_dai_dma_params[1].dma_req = res->start; + } res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mpu"); if (res == NULL) diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c index c722c2e..df01a95 100644 --- a/sound/soc/omap/omap-pcm.c +++ b/sound/soc/omap/omap-pcm.c @@ -176,13 +176,21 @@ static int omap_pcm_open(struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *rtd = substream->private_data; struct omap_pcm_dma_data *dma_data; + int ret; snd_soc_set_runtime_hwparams(substream, &omap_pcm_hardware); dma_data = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream); - return snd_dmaengine_pcm_open(substream, omap_dma_filter_fn, - &dma_data->dma_req); + if (rtd->cpu_dai->dev->of_node) + ret = snd_dmaengine_generic_pcm_open(substream, + rtd->cpu_dai->dev, + dma_data->dma_name); + else + ret = snd_dmaengine_pcm_open(substream, omap_dma_filter_fn, + &dma_data->dma_req); + + return ret; } static int omap_pcm_close(struct snd_pcm_substream *substream) diff --git a/sound/soc/omap/omap-pcm.h b/sound/soc/omap/omap-pcm.h index cabe74c..06faa38 100644 --- a/sound/soc/omap/omap-pcm.h +++ b/sound/soc/omap/omap-pcm.h @@ -29,6 +29,7 @@ struct snd_pcm_substream; struct omap_pcm_dma_data { char *name; /* stream identifier */ + char *dma_name; /* DMA request name */ int dma_req; /* DMA request line */ unsigned long port_addr; /* transmit/receive register */ void (*set_threshold)(struct snd_pcm_substream *substream); 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