119 static void dc_link_event(struct ipu_dc *dc, int event, int addr, int priority)  in dc_link_event()  argument
123 	reg = readl(dc->base + DC_RL_CH(event));  in dc_link_event()
126 	writel(reg, dc->base + DC_RL_CH(event));  in dc_link_event()
129 static void dc_write_tmpl(struct ipu_dc *dc, int word, u32 opcode, u32 operand,  in dc_write_tmpl()  argument
132 	struct ipu_dc_priv *priv = dc->priv;  in dc_write_tmpl()
169 int ipu_dc_init_sync(struct ipu_dc *dc, struct ipu_di *di, bool interlaced,  in ipu_dc_init_sync()  argument
172 	struct ipu_dc_priv *priv = dc->priv;  in ipu_dc_init_sync()
176 	dc->di = ipu_di_get_num(di);  in ipu_dc_init_sync()
185 		dc_link_event(dc, DC_EVT_NL, 0, 3);  in ipu_dc_init_sync()
186 		dc_link_event(dc, DC_EVT_EOL, 0, 2);  in ipu_dc_init_sync()
187 		dc_link_event(dc, DC_EVT_NEW_DATA, 0, 1);  in ipu_dc_init_sync()
190 		dc_write_tmpl(dc, 0, WROD(0), 0, map, SYNC_WAVE, 0, 8, 1);  in ipu_dc_init_sync()
192 		if (dc->di) {  in ipu_dc_init_sync()
193 			dc_link_event(dc, DC_EVT_NL, 2, 3);  in ipu_dc_init_sync()
194 			dc_link_event(dc, DC_EVT_EOL, 3, 2);  in ipu_dc_init_sync()
195 			dc_link_event(dc, DC_EVT_NEW_DATA, 1, 1);  in ipu_dc_init_sync()
197 			dc_write_tmpl(dc, 2, WROD(0), 0, map, SYNC_WAVE, 8, 5, 1);  in ipu_dc_init_sync()
198 			dc_write_tmpl(dc, 3, WROD(0), 0, map, SYNC_WAVE, 4, 5, 0);  in ipu_dc_init_sync()
199 			dc_write_tmpl(dc, 4, WRG, 0, map, NULL_WAVE, 0, 0, 1);  in ipu_dc_init_sync()
200 			dc_write_tmpl(dc, 1, WROD(0), 0, map, SYNC_WAVE, 0, 5, 1);  in ipu_dc_init_sync()
202 			dc_link_event(dc, DC_EVT_NL, 5, 3);  in ipu_dc_init_sync()
203 			dc_link_event(dc, DC_EVT_EOL, 6, 2);  in ipu_dc_init_sync()
204 			dc_link_event(dc, DC_EVT_NEW_DATA, 8, 1);  in ipu_dc_init_sync()
206 			dc_write_tmpl(dc, 5, WROD(0), 0, map, SYNC_WAVE, 8, 5, 1);  in ipu_dc_init_sync()
207 			dc_write_tmpl(dc, 6, WROD(0), 0, map, SYNC_WAVE, 4, 5, 0);  in ipu_dc_init_sync()
208 			dc_write_tmpl(dc, 7, WRG, 0, map, NULL_WAVE, 0, 0, 1);  in ipu_dc_init_sync()
209 			dc_write_tmpl(dc, 8, WROD(0), 0, map, SYNC_WAVE, 0, 5, 1);  in ipu_dc_init_sync()
212 	dc_link_event(dc, DC_EVT_NF, 0, 0);  in ipu_dc_init_sync()
213 	dc_link_event(dc, DC_EVT_NFIELD, 0, 0);  in ipu_dc_init_sync()
214 	dc_link_event(dc, DC_EVT_EOF, 0, 0);  in ipu_dc_init_sync()
215 	dc_link_event(dc, DC_EVT_EOFIELD, 0, 0);  in ipu_dc_init_sync()
216 	dc_link_event(dc, DC_EVT_NEW_CHAN, 0, 0);  in ipu_dc_init_sync()
217 	dc_link_event(dc, DC_EVT_NEW_ADDR, 0, 0);  in ipu_dc_init_sync()
219 	reg = readl(dc->base + DC_WR_CH_CONF);  in ipu_dc_init_sync()
224 	writel(reg, dc->base + DC_WR_CH_CONF);  in ipu_dc_init_sync()
226 	writel(0x0, dc->base + DC_WR_CH_ADDR);  in ipu_dc_init_sync()
227 	writel(width, priv->dc_reg + DC_DISP_CONF2(dc->di));  in ipu_dc_init_sync()
239 void ipu_dc_enable_channel(struct ipu_dc *dc)  in ipu_dc_enable_channel()  argument
244 	di = dc->di;  in ipu_dc_enable_channel()
246 	reg = readl(dc->base + DC_WR_CH_CONF);  in ipu_dc_enable_channel()
248 	writel(reg, dc->base + DC_WR_CH_CONF);  in ipu_dc_enable_channel()
254 	struct ipu_dc *dc = dev_id;  in dc_irq_handler()  local
257 	reg = readl(dc->base + DC_WR_CH_CONF);  in dc_irq_handler()
259 	writel(reg, dc->base + DC_WR_CH_CONF);  in dc_irq_handler()
263 	complete(&dc->priv->comp);  in dc_irq_handler()
267 void ipu_dc_disable_channel(struct ipu_dc *dc)  in ipu_dc_disable_channel()  argument
269 	struct ipu_dc_priv *priv = dc->priv;  in ipu_dc_disable_channel()
274 	if (dc->chno == 1)  in ipu_dc_disable_channel()
276 	else if (dc->chno == 5)  in ipu_dc_disable_channel()
288 		val = readl(dc->base + DC_WR_CH_CONF);  in ipu_dc_disable_channel()
290 		writel(val, dc->base + DC_WR_CH_CONF);  in ipu_dc_disable_channel()
329 	struct ipu_dc *dc;  in ipu_dc_get()  local
334 	dc = &priv->channels[channel];  in ipu_dc_get()
338 	if (dc->in_use) {  in ipu_dc_get()
343 	dc->in_use = true;  in ipu_dc_get()
347 	return dc;  in ipu_dc_get()
351 void ipu_dc_put(struct ipu_dc *dc)  in ipu_dc_put()  argument
353 	struct ipu_dc_priv *priv = dc->priv;  in ipu_dc_put()
356 	dc->in_use = false;  in ipu_dc_put()