[alsa-devel] [PATCH 1/7] ASoC: Intel: Skylake: Add dsp loader ops

Vinod Koul vinod.koul at intel.com
Fri Jul 10 18:48:39 CEST 2015


From: "Subhransu S. Prusty" <subhransu.s.prusty at intel.com>

The ops is initialized during the dsp registration and used for the
allocating dma buffers.

Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty at intel.com>
Signed-off-by: Jeeja KP <jeeja.kp at intel.com>
Signed-off-by: Vinod Koul <vinod.koul at intel.com>
---
 sound/soc/intel/skylake/skl-sst-dsp.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/sound/soc/intel/skylake/skl-sst-dsp.h b/sound/soc/intel/skylake/skl-sst-dsp.h
index cdfca9be4120..c2d28781309a 100644
--- a/sound/soc/intel/skylake/skl-sst-dsp.h
+++ b/sound/soc/intel/skylake/skl-sst-dsp.h
@@ -16,6 +16,8 @@
 #ifndef __SKL_SST_DSP_H__
 #define __SKL_SST_DSP_H__
 
+#include <sound/memalloc.h>
+
 struct sst_dsp_device;
 
 /* Intel HD Audio General DSP Registers */
@@ -104,6 +106,13 @@ struct skl_dsp_fw_ops {
 	int (*set_state_D3)(struct sst_dsp *ctx);
 };
 
+struct skl_dsp_loader_ops {
+	int (*alloc_dma_buf)(struct device *dev,
+		struct snd_dma_buffer *dmab, size_t size);
+	int (*free_dma_buf)(struct device *dev,
+		struct snd_dma_buffer *dmab);
+};
+
 void skl_dsp_set_state_locked(struct sst_dsp *ctx, int state);
 struct sst_dsp *skl_dsp_ctx_init(struct device *dev,
 		struct sst_dsp_device *sst_dev, int irq);
-- 
1.9.1



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