127 static void setup_desc(struct dmasg *desc, void *buf, int fragcount,  in setup_desc()  argument
135 		desc[i].next_desc_addr  = &(desc[i + 1]);  in setup_desc()
136 		desc[i].start_addr = (unsigned long)buf + i*fragsize;  in setup_desc()
137 		desc[i].cfg = cfg;  in setup_desc()
138 		desc[i].x_count = x_count;  in setup_desc()
139 		desc[i].x_modify = wdsize;  in setup_desc()
140 		desc[i].y_count = ycount;  in setup_desc()
141 		desc[i].y_modify = wdsize;  in setup_desc()
145 	desc[fragcount-1].next_desc_addr = desc;  in setup_desc()
149 		desc, desc[0].next_desc_addr,  in setup_desc()
150 		desc+1, desc[1].next_desc_addr,  in setup_desc()
151 		desc[0].x_count, desc[0].y_count,  in setup_desc()
152 		desc[0].start_addr, desc[0].cfg);  in setup_desc()
179 	struct dmasg *desc, temp_desc;  in sport_hook_rx_dummy()  local
190 	desc = get_dma_next_desc_ptr(sport->dma_rx_chan);  in sport_hook_rx_dummy()
192 	temp_desc = *desc;  in sport_hook_rx_dummy()
193 	desc->x_count = sport->dummy_count / 2;  in sport_hook_rx_dummy()
194 	desc->y_count = 0;  in sport_hook_rx_dummy()
195 	desc->next_desc_addr = sport->dummy_rx_desc;  in sport_hook_rx_dummy()
203 	*desc = temp_desc;  in sport_hook_rx_dummy()
300 	struct dmasg *desc, temp_desc;  in sport_hook_tx_dummy()  local
311 	desc = get_dma_next_desc_ptr(sport->dma_tx_chan);  in sport_hook_tx_dummy()
313 	temp_desc = *desc;  in sport_hook_tx_dummy()
314 	desc->x_count = sport->dummy_count / 2;  in sport_hook_tx_dummy()
315 	desc->y_count = 0;  in sport_hook_tx_dummy()
316 	desc->next_desc_addr = sport->dummy_tx_desc;  in sport_hook_tx_dummy()
324 	*desc = temp_desc;  in sport_hook_tx_dummy()
526 	struct dmasg *desc;  in sport_config_rx_dummy()  local
531 		desc = l1_data_sram_zalloc(2 * sizeof(*desc));  in sport_config_rx_dummy()
534 		desc = dma_alloc_coherent(NULL, 2 * sizeof(*desc), &addr, 0);  in sport_config_rx_dummy()
535 		memset(desc, 0, 2 * sizeof(*desc));  in sport_config_rx_dummy()
537 	if (desc == NULL) {  in sport_config_rx_dummy()
541 	sport->dummy_rx_desc = desc;  in sport_config_rx_dummy()
542 	desc->start_addr = (unsigned long)sport->dummy_buf;  in sport_config_rx_dummy()
545 	desc->cfg = config;  in sport_config_rx_dummy()
546 	desc->x_count = sport->dummy_count/sport->wdsize;  in sport_config_rx_dummy()
547 	desc->x_modify = sport->wdsize;  in sport_config_rx_dummy()
548 	desc->y_count = 0;  in sport_config_rx_dummy()
549 	desc->y_modify = 0;  in sport_config_rx_dummy()
550 	memcpy(desc+1, desc, sizeof(*desc));  in sport_config_rx_dummy()
551 	desc->next_desc_addr = desc + 1;  in sport_config_rx_dummy()
552 	desc[1].next_desc_addr = desc;  in sport_config_rx_dummy()
558 	struct dmasg *desc;  in sport_config_tx_dummy()  local
564 		desc = l1_data_sram_zalloc(2 * sizeof(*desc));  in sport_config_tx_dummy()
567 		desc = dma_alloc_coherent(NULL, 2 * sizeof(*desc), &addr, 0);  in sport_config_tx_dummy()
568 		memset(desc, 0, 2 * sizeof(*desc));  in sport_config_tx_dummy()
570 	if (!desc) {  in sport_config_tx_dummy()
574 	sport->dummy_tx_desc = desc;  in sport_config_tx_dummy()
575 	desc->start_addr = (unsigned long)sport->dummy_buf + \  in sport_config_tx_dummy()
579 	desc->cfg = config;  in sport_config_tx_dummy()
580 	desc->x_count = sport->dummy_count/sport->wdsize;  in sport_config_tx_dummy()
581 	desc->x_modify = sport->wdsize;  in sport_config_tx_dummy()
582 	desc->y_count = 0;  in sport_config_tx_dummy()
583 	desc->y_modify = 0;  in sport_config_tx_dummy()
584 	memcpy(desc+1, desc, sizeof(*desc));  in sport_config_tx_dummy()
585 	desc->next_desc_addr = desc + 1;  in sport_config_tx_dummy()
586 	desc[1].next_desc_addr = desc;  in sport_config_tx_dummy()