326 	struct tegra_dma_sg_req *sg_req = NULL;  in tegra_dma_sg_req_get()  local
331 		sg_req = list_first_entry(&tdc->free_sg_req,  in tegra_dma_sg_req_get()
332 					typeof(*sg_req), node);  in tegra_dma_sg_req_get()
333 		list_del(&sg_req->node);  in tegra_dma_sg_req_get()
335 		return sg_req;  in tegra_dma_sg_req_get()
339 	sg_req = kzalloc(sizeof(struct tegra_dma_sg_req), GFP_ATOMIC);  in tegra_dma_sg_req_get()
340 	if (!sg_req)  in tegra_dma_sg_req_get()
342 	return sg_req;  in tegra_dma_sg_req_get()
447 		struct tegra_dma_sg_req *sg_req)  in tegra_dma_start()  argument
449 	struct tegra_dma_channel_regs *ch_regs = &sg_req->ch_regs;  in tegra_dma_start()
509 	struct tegra_dma_sg_req *sg_req;  in tdc_start_head_req()  local
514 	sg_req = list_first_entry(&tdc->pending_sg_req,  in tdc_start_head_req()
515 					typeof(*sg_req), node);  in tdc_start_head_req()
516 	tegra_dma_start(tdc, sg_req);  in tdc_start_head_req()
517 	sg_req->configured = true;  in tdc_start_head_req()
538 	struct tegra_dma_sg_req *sg_req, unsigned long status)  in get_current_xferred_count()  argument
540 	return sg_req->req_len - (status & TEGRA_APBDMA_STATUS_COUNT_MASK) - 4;  in get_current_xferred_count()
805 	struct tegra_dma_sg_req *sg_req;  in tegra_dma_tx_status()  local
830 	list_for_each_entry(sg_req, &tdc->pending_sg_req, node) {  in tegra_dma_tx_status()
831 		dma_desc = sg_req->dma_desc;  in tegra_dma_tx_status()
949 	struct tegra_dma_sg_req  *sg_req = NULL;  in tegra_dma_prep_slave_sg()  local
1007 		sg_req = tegra_dma_sg_req_get(tdc);  in tegra_dma_prep_slave_sg()
1008 		if (!sg_req) {  in tegra_dma_prep_slave_sg()
1017 		sg_req->ch_regs.apb_ptr = apb_ptr;  in tegra_dma_prep_slave_sg()
1018 		sg_req->ch_regs.ahb_ptr = mem;  in tegra_dma_prep_slave_sg()
1019 		sg_req->ch_regs.csr = csr;  in tegra_dma_prep_slave_sg()
1020 		tegra_dma_prep_wcount(tdc, &sg_req->ch_regs, len);  in tegra_dma_prep_slave_sg()
1021 		sg_req->ch_regs.apb_seq = apb_seq;  in tegra_dma_prep_slave_sg()
1022 		sg_req->ch_regs.ahb_seq = ahb_seq;  in tegra_dma_prep_slave_sg()
1023 		sg_req->configured = false;  in tegra_dma_prep_slave_sg()
1024 		sg_req->last_sg = false;  in tegra_dma_prep_slave_sg()
1025 		sg_req->dma_desc = dma_desc;  in tegra_dma_prep_slave_sg()
1026 		sg_req->req_len = len;  in tegra_dma_prep_slave_sg()
1028 		list_add_tail(&sg_req->node, &dma_desc->tx_list);  in tegra_dma_prep_slave_sg()
1030 	sg_req->last_sg = true;  in tegra_dma_prep_slave_sg()
1059 	struct tegra_dma_sg_req  *sg_req = NULL;  in tegra_dma_prep_dma_cyclic()  local
1136 		sg_req = tegra_dma_sg_req_get(tdc);  in tegra_dma_prep_dma_cyclic()
1137 		if (!sg_req) {  in tegra_dma_prep_dma_cyclic()
1144 		sg_req->ch_regs.apb_ptr = apb_ptr;  in tegra_dma_prep_dma_cyclic()
1145 		sg_req->ch_regs.ahb_ptr = mem;  in tegra_dma_prep_dma_cyclic()
1146 		sg_req->ch_regs.csr = csr;  in tegra_dma_prep_dma_cyclic()
1147 		tegra_dma_prep_wcount(tdc, &sg_req->ch_regs, len);  in tegra_dma_prep_dma_cyclic()
1148 		sg_req->ch_regs.apb_seq = apb_seq;  in tegra_dma_prep_dma_cyclic()
1149 		sg_req->ch_regs.ahb_seq = ahb_seq;  in tegra_dma_prep_dma_cyclic()
1150 		sg_req->configured = false;  in tegra_dma_prep_dma_cyclic()
1151 		sg_req->last_sg = false;  in tegra_dma_prep_dma_cyclic()
1152 		sg_req->dma_desc = dma_desc;  in tegra_dma_prep_dma_cyclic()
1153 		sg_req->req_len = len;  in tegra_dma_prep_dma_cyclic()
1155 		list_add_tail(&sg_req->node, &dma_desc->tx_list);  in tegra_dma_prep_dma_cyclic()
1159 	sg_req->last_sg = true;  in tegra_dma_prep_dma_cyclic()
1201 	struct tegra_dma_sg_req *sg_req;  in tegra_dma_free_chan_resources()  local
1231 		sg_req = list_first_entry(&sg_req_list, typeof(*sg_req), node);  in tegra_dma_free_chan_resources()
1232 		list_del(&sg_req->node);  in tegra_dma_free_chan_resources()
1233 		kfree(sg_req);  in tegra_dma_free_chan_resources()