diff options
Diffstat (limited to 'sound/soc/sprd/sprd-pcm-dma.c')
| -rw-r--r-- | sound/soc/sprd/sprd-pcm-dma.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/sound/soc/sprd/sprd-pcm-dma.c b/sound/soc/sprd/sprd-pcm-dma.c index cbb27c4abeba..d38ebbbbf169 100644 --- a/sound/soc/sprd/sprd-pcm-dma.c +++ b/sound/soc/sprd/sprd-pcm-dma.c @@ -6,6 +6,7 @@ #include <linux/dma/sprd-dma.h> #include <linux/kernel.h> #include <linux/module.h> +#include <linux/of_reserved_mem.h> #include <linux/platform_device.h> #include <sound/pcm.h> #include <sound/pcm_params.h> @@ -13,7 +14,6 @@ #include "sprd-pcm-dma.h" -#define DRV_NAME "sprd_pcm_dma" #define SPRD_PCM_DMA_LINKLIST_SIZE 64 #define SPRD_PCM_DMA_BRUST_LEN 640 @@ -524,14 +524,21 @@ static void sprd_pcm_free(struct snd_pcm *pcm) static const struct snd_soc_component_driver sprd_soc_component = { .name = DRV_NAME, .ops = &sprd_pcm_ops, + .compr_ops = &sprd_platform_compr_ops, .pcm_new = sprd_pcm_new, .pcm_free = sprd_pcm_free, }; static int sprd_soc_platform_probe(struct platform_device *pdev) { + struct device_node *np = pdev->dev.of_node; int ret; + ret = of_reserved_mem_device_init_by_idx(&pdev->dev, np, 0); + if (ret) + dev_warn(&pdev->dev, + "no reserved DMA memory for audio platform device\n"); + ret = devm_snd_soc_register_component(&pdev->dev, &sprd_soc_component, NULL, 0); if (ret) |