[alsa-devel] [RFC 5/9] ASoC: hda: Add dsp loader ops
Vinod Koul
vinod.koul at intel.com
Fri Apr 17 15:16:03 CEST 2015
From: "Subhransu S. Prusty" <subhransu.s.prusty at intel.com>
This will be assigned with the required bus io ops.
Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty at intel.com>
Signed-off-by: Vinod Koul <vinod.koul at intel.com>
---
include/sound/soc-hda-sst-dsp.h | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/include/sound/soc-hda-sst-dsp.h b/include/sound/soc-hda-sst-dsp.h
index 4a89c3dda5ab..3d8b0c065002 100644
--- a/include/sound/soc-hda-sst-dsp.h
+++ b/include/sound/soc-hda-sst-dsp.h
@@ -138,12 +138,28 @@ struct ssth_window {
size_t w1_size;
};
+struct ssth_dsp_loader_ops {
+ int (*init)(struct device *dev);
+ int (*prepare)(struct device *dev, unsigned int format,
+ unsigned int byte_size,
+ struct snd_dma_buffer *bufp);
+ void (*trigger)(struct device *dev, bool start);
+
+ void (*cleanup)(struct device *dev,
+ struct snd_dma_buffer *dmab);
+ int (*alloc_dma_buf)(struct device *dev,
+ struct snd_dma_buffer *dmab, u32 size);
+ int (*free_dma_buf)(struct device *dev,
+ struct snd_dma_buffer *dmab);
+};
+
struct ssth_lib {
struct device *dev;
struct ssth_ipc *ipc;
void __iomem *mmio_base;
struct ssth_window window;
int irq;
+ struct ssth_dsp_loader_ops dsp_ops;
struct snd_dma_buffer dsp_fw_buf;
int sst_state;
struct mutex sst_lock;
--
1.7.9.5
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