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-rw-r--r--sound/soc/omap/omap-pcm.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c
index 07cf7f46b584..6454e15f7d28 100644
--- a/sound/soc/omap/omap-pcm.c
+++ b/sound/soc/omap/omap-pcm.c
@@ -87,8 +87,10 @@ static int omap_pcm_hw_params(struct snd_pcm_substream *substream,
87 struct omap_pcm_dma_data *dma_data = rtd->dai->cpu_dai->dma_data; 87 struct omap_pcm_dma_data *dma_data = rtd->dai->cpu_dai->dma_data;
88 int err = 0; 88 int err = 0;
89 89
90 /* return if this is a bufferless transfer e.g.
91 * codec <--> BT codec or GSM modem -- lg FIXME */
90 if (!dma_data) 92 if (!dma_data)
91 return -ENODEV; 93 return 0;
92 94
93 snd_pcm_set_runtime_buffer(substream, &substream->dma_buffer); 95 snd_pcm_set_runtime_buffer(substream, &substream->dma_buffer);
94 runtime->dma_bytes = params_buffer_bytes(params); 96 runtime->dma_bytes = params_buffer_bytes(params);
@@ -134,6 +136,11 @@ static int omap_pcm_prepare(struct snd_pcm_substream *substream)
134 struct omap_pcm_dma_data *dma_data = prtd->dma_data; 136 struct omap_pcm_dma_data *dma_data = prtd->dma_data;
135 struct omap_dma_channel_params dma_params; 137 struct omap_dma_channel_params dma_params;
136 138
139 /* return if this is a bufferless transfer e.g.
140 * codec <--> BT codec or GSM modem -- lg FIXME */
141 if (!prtd->dma_data)
142 return 0;
143
137 memset(&dma_params, 0, sizeof(dma_params)); 144 memset(&dma_params, 0, sizeof(dma_params));
138 /* 145 /*
139 * Note: Regardless of interface data formats supported by OMAP McBSP 146 * Note: Regardless of interface data formats supported by OMAP McBSP