322 	struct tegra_dma_sg_req *sg_req = NULL;  in tegra_dma_sg_req_get()  local
327 		sg_req = list_first_entry(&tdc->free_sg_req,  in tegra_dma_sg_req_get()
328 					typeof(*sg_req), node);  in tegra_dma_sg_req_get()
329 		list_del(&sg_req->node);  in tegra_dma_sg_req_get()
331 		return sg_req;  in tegra_dma_sg_req_get()
335 	sg_req = kzalloc(sizeof(struct tegra_dma_sg_req), GFP_ATOMIC);  in tegra_dma_sg_req_get()
336 	if (!sg_req)  in tegra_dma_sg_req_get()
338 	return sg_req;  in tegra_dma_sg_req_get()
427 		struct tegra_dma_sg_req *sg_req)  in tegra_dma_start()  argument
429 	struct tegra_dma_channel_regs *ch_regs = &sg_req->ch_regs;  in tegra_dma_start()
489 	struct tegra_dma_sg_req *sg_req;  in tdc_start_head_req()  local
494 	sg_req = list_first_entry(&tdc->pending_sg_req,  in tdc_start_head_req()
495 					typeof(*sg_req), node);  in tdc_start_head_req()
496 	tegra_dma_start(tdc, sg_req);  in tdc_start_head_req()
497 	sg_req->configured = true;  in tdc_start_head_req()
518 	struct tegra_dma_sg_req *sg_req, unsigned long status)  in get_current_xferred_count()  argument
520 	return sg_req->req_len - (status & TEGRA_APBDMA_STATUS_COUNT_MASK) - 4;  in get_current_xferred_count()
788 	struct tegra_dma_sg_req *sg_req;  in tegra_dma_tx_status()  local
813 	list_for_each_entry(sg_req, &tdc->pending_sg_req, node) {  in tegra_dma_tx_status()
814 		dma_desc = sg_req->dma_desc;  in tegra_dma_tx_status()
932 	struct tegra_dma_sg_req  *sg_req = NULL;  in tegra_dma_prep_slave_sg()  local
992 		sg_req = tegra_dma_sg_req_get(tdc);  in tegra_dma_prep_slave_sg()
993 		if (!sg_req) {  in tegra_dma_prep_slave_sg()
1002 		sg_req->ch_regs.apb_ptr = apb_ptr;  in tegra_dma_prep_slave_sg()
1003 		sg_req->ch_regs.ahb_ptr = mem;  in tegra_dma_prep_slave_sg()
1004 		sg_req->ch_regs.csr = csr;  in tegra_dma_prep_slave_sg()
1005 		tegra_dma_prep_wcount(tdc, &sg_req->ch_regs, len);  in tegra_dma_prep_slave_sg()
1006 		sg_req->ch_regs.apb_seq = apb_seq;  in tegra_dma_prep_slave_sg()
1007 		sg_req->ch_regs.ahb_seq = ahb_seq;  in tegra_dma_prep_slave_sg()
1008 		sg_req->configured = false;  in tegra_dma_prep_slave_sg()
1009 		sg_req->last_sg = false;  in tegra_dma_prep_slave_sg()
1010 		sg_req->dma_desc = dma_desc;  in tegra_dma_prep_slave_sg()
1011 		sg_req->req_len = len;  in tegra_dma_prep_slave_sg()
1013 		list_add_tail(&sg_req->node, &dma_desc->tx_list);  in tegra_dma_prep_slave_sg()
1015 	sg_req->last_sg = true;  in tegra_dma_prep_slave_sg()
1044 	struct tegra_dma_sg_req  *sg_req = NULL;  in tegra_dma_prep_dma_cyclic()  local
1124 		sg_req = tegra_dma_sg_req_get(tdc);  in tegra_dma_prep_dma_cyclic()
1125 		if (!sg_req) {  in tegra_dma_prep_dma_cyclic()
1132 		sg_req->ch_regs.apb_ptr = apb_ptr;  in tegra_dma_prep_dma_cyclic()
1133 		sg_req->ch_regs.ahb_ptr = mem;  in tegra_dma_prep_dma_cyclic()
1134 		sg_req->ch_regs.csr = csr;  in tegra_dma_prep_dma_cyclic()
1135 		tegra_dma_prep_wcount(tdc, &sg_req->ch_regs, len);  in tegra_dma_prep_dma_cyclic()
1136 		sg_req->ch_regs.apb_seq = apb_seq;  in tegra_dma_prep_dma_cyclic()
1137 		sg_req->ch_regs.ahb_seq = ahb_seq;  in tegra_dma_prep_dma_cyclic()
1138 		sg_req->configured = false;  in tegra_dma_prep_dma_cyclic()
1139 		sg_req->half_done = false;  in tegra_dma_prep_dma_cyclic()
1140 		sg_req->last_sg = false;  in tegra_dma_prep_dma_cyclic()
1141 		sg_req->dma_desc = dma_desc;  in tegra_dma_prep_dma_cyclic()
1142 		sg_req->req_len = len;  in tegra_dma_prep_dma_cyclic()
1144 		list_add_tail(&sg_req->node, &dma_desc->tx_list);  in tegra_dma_prep_dma_cyclic()
1148 	sg_req->last_sg = true;  in tegra_dma_prep_dma_cyclic()
1190 	struct tegra_dma_sg_req *sg_req;  in tegra_dma_free_chan_resources()  local
1220 		sg_req = list_first_entry(&sg_req_list, typeof(*sg_req), node);  in tegra_dma_free_chan_resources()
1221 		list_del(&sg_req->node);  in tegra_dma_free_chan_resources()
1222 		kfree(sg_req);  in tegra_dma_free_chan_resources()