45 	struct host1x_channel *ch = cdma_to_channel(cdma);  in cdma_start()  local
55 	host1x_ch_writel(ch, HOST1X_CHANNEL_DMACTRL_DMASTOP,  in cdma_start()
59 	host1x_ch_writel(ch, lower_32_bits(start), HOST1X_CHANNEL_DMASTART);  in cdma_start()
61 	host1x_ch_writel(ch, upper_32_bits(start), HOST1X_CHANNEL_DMASTART_HI);  in cdma_start()
63 	host1x_ch_writel(ch, cdma->push_buffer.pos, HOST1X_CHANNEL_DMAPUT);  in cdma_start()
65 	host1x_ch_writel(ch, 0, HOST1X_CHANNEL_DMAPUT_HI);  in cdma_start()
67 	host1x_ch_writel(ch, lower_32_bits(end), HOST1X_CHANNEL_DMAEND);  in cdma_start()
69 	host1x_ch_writel(ch, upper_32_bits(end), HOST1X_CHANNEL_DMAEND_HI);  in cdma_start()
73 	host1x_ch_writel(ch, HOST1X_CHANNEL_DMACTRL_DMASTOP |  in cdma_start()
79 	host1x_ch_writel(ch, 0, HOST1X_CHANNEL_DMACTRL);  in cdma_start()
92 	struct host1x_channel *ch = cdma_to_channel(cdma);  in cdma_timeout_restart()  local
100 	host1x_ch_writel(ch, HOST1X_CHANNEL_DMACTRL_DMASTOP,  in cdma_timeout_restart()
107 	host1x_ch_writel(ch, lower_32_bits(start), HOST1X_CHANNEL_DMASTART);  in cdma_timeout_restart()
109 	host1x_ch_writel(ch, upper_32_bits(start), HOST1X_CHANNEL_DMASTART_HI);  in cdma_timeout_restart()
111 	host1x_ch_writel(ch, lower_32_bits(end), HOST1X_CHANNEL_DMAEND);  in cdma_timeout_restart()
113 	host1x_ch_writel(ch, upper_32_bits(end), HOST1X_CHANNEL_DMAEND_HI);  in cdma_timeout_restart()
117 	host1x_ch_writel(ch, getptr, HOST1X_CHANNEL_DMAPUT);  in cdma_timeout_restart()
118 	host1x_ch_writel(ch, HOST1X_CHANNEL_DMACTRL_DMASTOP |  in cdma_timeout_restart()
125 		host1x_ch_readl(ch, HOST1X_CHANNEL_DMAGET),  in cdma_timeout_restart()
126 		host1x_ch_readl(ch, HOST1X_CHANNEL_DMAPUT),  in cdma_timeout_restart()
130 	host1x_ch_writel(ch, HOST1X_CHANNEL_DMACTRL_DMASTOP,  in cdma_timeout_restart()
132 	host1x_ch_writel(ch, cdma->push_buffer.pos, HOST1X_CHANNEL_DMAPUT);  in cdma_timeout_restart()
135 	host1x_ch_writel(ch, 0, HOST1X_CHANNEL_DMACTRL);  in cdma_timeout_restart()
145 	struct host1x_channel *ch = cdma_to_channel(cdma);  in cdma_flush()  local
148 		host1x_ch_writel(ch, cdma->push_buffer.pos,  in cdma_flush()
156 	struct host1x_channel *ch = cdma_to_channel(cdma);  in cdma_stop()  local
162 		host1x_ch_writel(ch, HOST1X_CHANNEL_DMACTRL_DMASTOP,  in cdma_stop()
170 static void cdma_hw_cmdproc_stop(struct host1x *host, struct host1x_channel *ch,  in cdma_hw_cmdproc_stop()  argument
174 	host1x_ch_writel(ch, stop ? 0x1 : 0x0, HOST1X_CHANNEL_CMDPROC_STOP);  in cdma_hw_cmdproc_stop()
178 		cmdproc_stop |= BIT(ch->id);  in cdma_hw_cmdproc_stop()
180 		cmdproc_stop &= ~BIT(ch->id);  in cdma_hw_cmdproc_stop()
185 static void cdma_hw_teardown(struct host1x *host, struct host1x_channel *ch)  in cdma_hw_teardown()  argument
188 	host1x_ch_writel(ch, 0x1, HOST1X_CHANNEL_TEARDOWN);  in cdma_hw_teardown()
190 	host1x_sync_writel(host, BIT(ch->id), HOST1X_SYNC_CH_TEARDOWN);  in cdma_hw_teardown()
201 	struct host1x_channel *ch = cdma_to_channel(cdma);  in cdma_freeze()  local
208 	dev_dbg(host->dev, "freezing channel (id %d)\n", ch->id);  in cdma_freeze()
210 	cdma_hw_cmdproc_stop(host, ch, true);  in cdma_freeze()
213 		__func__, host1x_ch_readl(ch, HOST1X_CHANNEL_DMAGET),  in cdma_freeze()
214 		host1x_ch_readl(ch, HOST1X_CHANNEL_DMAPUT),  in cdma_freeze()
217 	host1x_ch_writel(ch, HOST1X_CHANNEL_DMACTRL_DMASTOP,  in cdma_freeze()
220 	cdma_hw_teardown(host, ch);  in cdma_freeze()
229 	struct host1x_channel *ch = cdma_to_channel(cdma);  in cdma_resume()  local
233 		ch->id, getptr);  in cdma_resume()
235 	cdma_hw_cmdproc_stop(host1x, ch, false);  in cdma_resume()
251 	struct host1x_channel *ch;  in cdma_timeout_handler()  local
256 	ch = cdma_to_channel(cdma);  in cdma_timeout_handler()
270 	cdma_hw_cmdproc_stop(host1x, ch, true);  in cdma_timeout_handler()
279 		cdma_hw_cmdproc_stop(host1x, ch, false);  in cdma_timeout_handler()
291 	host1x_cdma_update_sync_queue(cdma, ch->dev);  in cdma_timeout_handler()