2882 struct dma_engine {  struct
2914 static int dma_reset(struct dma_engine *dma)  in dma_reset()
2933 static int dma_set_state(struct dma_engine *dma, enum dma_state state)  in dma_set_state()
2952 static unsigned int dma_get_buffer_size(struct dma_engine *dma)  in dma_get_buffer_size()
2957 static unsigned char *dma_get_buffer_addr(struct dma_engine *dma)  in dma_get_buffer_addr()
2962 static int dma_xfer(struct dma_engine *dma,  in dma_xfer()
2971 		struct dma_engine *dma,  in dma_get_converter_format()
2978 static unsigned int dma_get_stream_id(struct dma_engine *dma)  in dma_get_stream_id()
3075 			struct dma_engine *dma_engine,  in dspxfr_one_seg()  argument
3112 	if (fls == NULL || dma_engine == NULL || port_map_mask == 0) {  in dspxfr_one_seg()
3133 	buffer_size_words = (unsigned int)dma_get_buffer_size(dma_engine) /  in dspxfr_one_seg()
3136 	buffer_addx = dma_get_buffer_addr(dma_engine);  in dspxfr_one_seg()
3143 	dma_get_converter_format(dma_engine, &hda_format);  in dspxfr_one_seg()
3183 		dma_xfer(dma_engine, data, run_size_words*sizeof(u32));  in dspxfr_one_seg()
3206 		status = dma_set_state(dma_engine, DMA_STATE_RUN);  in dspxfr_one_seg()
3236 		dma_set_state(dma_engine, DMA_STATE_STOP);  in dspxfr_one_seg()
3237 		status = dma_reset(dma_engine);  in dspxfr_one_seg()
3280 	struct dma_engine *dma_engine;  in dspxfr_image()  local
3287 	dma_engine = kzalloc(sizeof(*dma_engine), GFP_KERNEL);  in dspxfr_image()
3288 	if (!dma_engine)  in dspxfr_image()
3291 	dma_engine->dmab = kzalloc(sizeof(*dma_engine->dmab), GFP_KERNEL);  in dspxfr_image()
3292 	if (!dma_engine->dmab) {  in dspxfr_image()
3293 		kfree(dma_engine);  in dspxfr_image()
3297 	dma_engine->codec = codec;  in dspxfr_image()
3299 	dma_engine->m_converter_format = hda_format;  in dspxfr_image()
3300 	dma_engine->buf_size = (ovly ? DSP_DMA_WRITE_BUFLEN_OVLY :  in dspxfr_image()
3314 				dma_engine->m_converter_format,  in dspxfr_image()
3315 				dma_engine->buf_size,  in dspxfr_image()
3316 				dma_engine->dmab);  in dspxfr_image()
3338 	stream_id = dma_get_stream_id(dma_engine);  in dspxfr_image()
3353 					dma_engine, dma_chan,  in dspxfr_image()
3378 	if (dma_engine->dmab->area)  in dspxfr_image()
3379 		snd_hda_codec_load_dsp_cleanup(codec, dma_engine->dmab);  in dspxfr_image()
3380 	kfree(dma_engine->dmab);  in dspxfr_image()
3381 	kfree(dma_engine);  in dspxfr_image()