dma/ti/k3-udma.c

223 	struct udma_chan_config config;
352 	memset(&uc->config, 0, sizeof(uc->config));
353 	uc->config.remote_thread_id = -1;
354 	uc->config.mapped_channel_id = -1;
355 	uc->config.default_flow_id = -1;
363 	switch (uc->config.dir) {
397 	switch (uc->config.dir) {
422 	switch (uc->config.dir) {
486 	switch (uc->config.dir) {
513 		 __func__, uc->id, udma_get_dir_text(uc->config.dir));
521 	switch (uc->config.dir) {
623 		 __func__, uc->id, udma_get_dir_text(uc->config.dir));
626 	switch (uc->config.dir) {
711 	uc->tchan = __udma_reserve_tchan(ud, uc->config.mapped_channel_id);
719 		if (uc->config.default_flow_id >= 0)
720 			tflow_id = uc->config.default_flow_id;
752 	uc->rchan = __udma_reserve_rchan(ud, uc->config.mapped_channel_id);
954 	if (uc->config.dir == DMA_MEM_TO_MEM)
957 	if (uc->config.default_flow_id >= 0)
958 		ret = udma_get_rflow(uc, uc->config.default_flow_id);
1016 	if (uc->config.pkt_mode)
1027 	if (uc->config.dir == DMA_MEM_TO_MEM)
1030 		req.tx_fetch_size = cppi5_hdesc_calc_size(uc->config.needs_epib,
1031 							  uc->config.psd_size,
1064 	if (uc->config.pkt_mode)
1075 	if (uc->config.dir == DMA_MEM_TO_MEM) {
1079 		req.rx_fetch_size = cppi5_hdesc_calc_size(uc->config.needs_epib,
1080 							  uc->config.psd_size,
1086 	    uc->config.dir != DMA_MEM_TO_MEM) {
1099 	if (uc->config.dir == DMA_MEM_TO_MEM)
1121 	if (uc->config.needs_epib)
1126 	if (uc->config.psd_size)
1169 		 __func__, uc->id, udma_get_dir_text(uc->config.dir));
1171 	switch (uc->config.dir) {
1174 		uc->config.pkt_mode = false;
1187 		uc->config.src_thread = ud->psil_base + uc->tchan->id;
1188 		uc->config.dst_thread = (ud->psil_base + uc->rchan->id) | 0x8000;
1196 		uc->config.src_thread = ud->psil_base + uc->tchan->id;
1197 		uc->config.dst_thread = uc->config.remote_thread_id;
1198 		uc->config.dst_thread |= 0x8000;
1207 		uc->config.src_thread = uc->config.remote_thread_id;
1208 		uc->config.dst_thread = (ud->psil_base + uc->rchan->id) | 0x8000;
1214 			 __func__, uc->id, uc->config.dir);
1219 	if (uc->config.dir == DMA_MEM_TO_MEM) {
1229 		if (uc->config.dir == DMA_MEM_TO_DEV) {
1250 	ret = udma_navss_psil_pair(ud, uc->config.src_thread, uc->config.dst_thread);
1261 	uc->config.remote_thread_id = -1;
1272 	udma_navss_psil_unpair(uc->ud, uc->config.src_thread, uc->config.dst_thread);
1279 	uc->config.remote_thread_id = -1;
1280 	uc->config.dir = DMA_MEM_TO_MEM;
1814 		uc->config.remote_thread_id = -1;
1818 		uc->config.mapped_channel_id = -1;
1819 		uc->config.default_flow_id = -1;
1820 		uc->config.dir = DMA_MEM_TO_MEM;
2109 	req_tx.tx_supr_tdpkt = uc->config.notdpkt;
2110 	if (uc->config.ep_type == PSIL_EP_PDMA_XY &&
2154 	if (uc->config.needs_epib)
2158 	if (uc->config.psd_size)
2167 		dev_err(ud->dev, "flow%d config failed: %d\n", uc->rflow->id,
2177 	uc->config.pkt_mode = false;
2179 	switch (uc->config.dir) {
2194 			__func__, uc->id, uc->config.dir);
2230 	switch (uc->config.dir) {
2238 			uc->config.remote_thread_id = -1;
2242 		uc->config.src_thread = ud->psil_base + uc->tchan->id;
2243 		uc->config.dst_thread = uc->config.remote_thread_id;
2244 		uc->config.dst_thread |= K3_PSIL_DST_THREAD_ID_OFFSET;
2255 			uc->config.remote_thread_id = -1;
2259 		uc->config.src_thread = uc->config.remote_thread_id;
2260 		uc->config.dst_thread = (ud->psil_base + uc->rchan->id) |
2268 			__func__, uc->id, uc->config.dir);
2277 	ret = udma_navss_psil_pair(ud, uc->config.src_thread, uc->config.dst_thread);
2280 			uc->config.src_thread, uc->config.dst_thread);
2299 			uc->config.remote_thread_id);
2304 			uc->config.remote_thread_id);
2371 	ucc = &uc->config;
2390 	if (uc->config.dir == DMA_MEM_TO_DEV) {
2403 	if (uc->config.dir == DMA_DEV_TO_MEM) {
2425 	udma_navss_psil_unpair(ud, uc->config.src_thread,
2426 			       uc->config.dst_thread);
2495 	if (uc->config.dir != DMA_MEM_TO_DEV)
2505 			 uc->config.needs_epib ? CPPI5_INFO0_HDESC_EPIB_PRESENT : 0,
2506 			 uc->config.psd_size);
2519 			   ALIGN((unsigned long)desc_tx + uc->config.hdesc_size,
2550 	ucc = &uc->config;
2552 	if (uc->config.dir != DMA_DEV_TO_MEM)
2601 	ucc = &uc->config;
2611 			uc->config.remote_thread_id);
2662 	if (uc->config.dir != DMA_DEV_TO_MEM)
2669 	desc_rx = uc->desc_rx + (desc_num * uc->config.hdesc_size);
2675 			 uc->config.needs_epib ? CPPI5_INFO0_HDESC_EPIB_PRESENT : 0,
2676 			 uc->config.psd_size);
2681 			   ALIGN((unsigned long)desc_rx + uc->config.hdesc_size,