94 milbeaut_xdmac_next_desc(struct milbeaut_xdmac_chan *mc)  in milbeaut_xdmac_next_desc()  argument
98 	vd = vchan_next_desc(&mc->vc);  in milbeaut_xdmac_next_desc()
100 		mc->md = NULL;  in milbeaut_xdmac_next_desc()
106 	mc->md = to_milbeaut_xdmac_desc(vd);  in milbeaut_xdmac_next_desc()
108 	return mc->md;  in milbeaut_xdmac_next_desc()
112 static void milbeaut_chan_start(struct milbeaut_xdmac_chan *mc,  in milbeaut_chan_start()  argument
119 	writel_relaxed(val, mc->reg_ch_base + M10V_XDTBC);  in milbeaut_chan_start()
122 	writel_relaxed(val, mc->reg_ch_base + M10V_XDSSA);  in milbeaut_chan_start()
125 	writel_relaxed(val, mc->reg_ch_base + M10V_XDDSA);  in milbeaut_chan_start()
127 	val = readl_relaxed(mc->reg_ch_base + M10V_XDSAC);  in milbeaut_chan_start()
131 	writel_relaxed(val, mc->reg_ch_base + M10V_XDSAC);  in milbeaut_chan_start()
133 	val = readl_relaxed(mc->reg_ch_base + M10V_XDDAC);  in milbeaut_chan_start()
137 	writel_relaxed(val, mc->reg_ch_base + M10V_XDDAC);  in milbeaut_chan_start()
140 	val = readl_relaxed(mc->reg_ch_base + M10V_XDDES);  in milbeaut_chan_start()
146 	writel_relaxed(val, mc->reg_ch_base + M10V_XDDES);  in milbeaut_chan_start()
150 static void milbeaut_xdmac_start(struct milbeaut_xdmac_chan *mc)  in milbeaut_xdmac_start()  argument
154 	md = milbeaut_xdmac_next_desc(mc);  in milbeaut_xdmac_start()
156 		milbeaut_chan_start(mc, md);  in milbeaut_xdmac_start()
161 	struct milbeaut_xdmac_chan *mc = dev_id;  in milbeaut_xdmac_interrupt()  local
165 	spin_lock(&mc->vc.lock);  in milbeaut_xdmac_interrupt()
169 	writel_relaxed(val, mc->reg_ch_base + M10V_XDDSD);  in milbeaut_xdmac_interrupt()
171 	md = mc->md;  in milbeaut_xdmac_interrupt()
177 	milbeaut_xdmac_start(mc);  in milbeaut_xdmac_interrupt()
179 	spin_unlock(&mc->vc.lock);  in milbeaut_xdmac_interrupt()
209 	struct milbeaut_xdmac_chan *mc = to_milbeaut_xdmac_chan(vc);  in milbeaut_xdmac_terminate_all()  local
218 	val = readl(mc->reg_ch_base + M10V_XDDES);  in milbeaut_xdmac_terminate_all()
221 	writel(val, mc->reg_ch_base + M10V_XDDES);  in milbeaut_xdmac_terminate_all()
223 	if (mc->md) {  in milbeaut_xdmac_terminate_all()
224 		vchan_terminate_vdesc(&mc->md->vd);  in milbeaut_xdmac_terminate_all()
225 		mc->md = NULL;  in milbeaut_xdmac_terminate_all()
245 	struct milbeaut_xdmac_chan *mc = to_milbeaut_xdmac_chan(vc);  in milbeaut_xdmac_issue_pending()  local
250 	if (vchan_issue_pending(vc) && !mc->md)  in milbeaut_xdmac_issue_pending()
251 		milbeaut_xdmac_start(mc);  in milbeaut_xdmac_issue_pending()
266 	struct milbeaut_xdmac_chan *mc = &mdev->channels[chan_id];  in milbeaut_xdmac_chan_init()  local
280 			       IRQF_SHARED, irq_name, mc);  in milbeaut_xdmac_chan_init()
284 	mc->reg_ch_base = mdev->reg_base + chan_id * 0x30;  in milbeaut_xdmac_chan_init()
286 	mc->vc.desc_free = milbeaut_xdmac_desc_free;  in milbeaut_xdmac_chan_init()
287 	vchan_init(&mc->vc, &mdev->ddev);  in milbeaut_xdmac_chan_init()