246 	struct ipuv3_channel *channel;  in ipu_idmac_get()  local
255 	channel = &ipu->channel[num];  in ipu_idmac_get()
257 	if (channel->busy) {  in ipu_idmac_get()
258 		channel = ERR_PTR(-EBUSY);  in ipu_idmac_get()
262 	channel->busy = true;  in ipu_idmac_get()
263 	channel->num = num;  in ipu_idmac_get()
268 	return channel;  in ipu_idmac_get()
272 void ipu_idmac_put(struct ipuv3_channel *channel)  in ipu_idmac_put()  argument
274 	struct ipu_soc *ipu = channel->ipu;  in ipu_idmac_put()
276 	dev_dbg(ipu->dev, "%s %d\n", __func__, channel->num);  in ipu_idmac_put()
280 	channel->busy = false;  in ipu_idmac_put()
299 static void __ipu_idmac_reset_current_buffer(struct ipuv3_channel *channel)  in __ipu_idmac_reset_current_buffer()  argument
301 	struct ipu_soc *ipu = channel->ipu;  in __ipu_idmac_reset_current_buffer()
302 	unsigned int chno = channel->num;  in __ipu_idmac_reset_current_buffer()
307 void ipu_idmac_set_double_buffer(struct ipuv3_channel *channel,  in ipu_idmac_set_double_buffer()  argument
310 	struct ipu_soc *ipu = channel->ipu;  in ipu_idmac_set_double_buffer()
316 	reg = ipu_cm_read(ipu, IPU_CHA_DB_MODE_SEL(channel->num));  in ipu_idmac_set_double_buffer()
318 		reg |= idma_mask(channel->num);  in ipu_idmac_set_double_buffer()
320 		reg &= ~idma_mask(channel->num);  in ipu_idmac_set_double_buffer()
321 	ipu_cm_write(ipu, reg, IPU_CHA_DB_MODE_SEL(channel->num));  in ipu_idmac_set_double_buffer()
323 	__ipu_idmac_reset_current_buffer(channel);  in ipu_idmac_set_double_buffer()
353 int ipu_idmac_lock_enable(struct ipuv3_channel *channel, int num_bursts)  in ipu_idmac_lock_enable()  argument
355 	struct ipu_soc *ipu = channel->ipu;  in ipu_idmac_lock_enable()
379 		if (channel->num == idmac_lock_en_info[i].chnum)  in ipu_idmac_lock_enable()
450 int ipu_idmac_get_current_buffer(struct ipuv3_channel *channel)  in ipu_idmac_get_current_buffer()  argument
452 	struct ipu_soc *ipu = channel->ipu;  in ipu_idmac_get_current_buffer()
453 	unsigned int chno = channel->num;  in ipu_idmac_get_current_buffer()
459 bool ipu_idmac_buffer_is_ready(struct ipuv3_channel *channel, u32 buf_num)  in ipu_idmac_buffer_is_ready()  argument
461 	struct ipu_soc *ipu = channel->ipu;  in ipu_idmac_buffer_is_ready()
468 		reg = ipu_cm_read(ipu, IPU_CHA_BUF0_RDY(channel->num));  in ipu_idmac_buffer_is_ready()
471 		reg = ipu_cm_read(ipu, IPU_CHA_BUF1_RDY(channel->num));  in ipu_idmac_buffer_is_ready()
474 		reg = ipu_cm_read(ipu, IPU_CHA_BUF2_RDY(channel->num));  in ipu_idmac_buffer_is_ready()
479 	return ((reg & idma_mask(channel->num)) != 0);  in ipu_idmac_buffer_is_ready()
483 void ipu_idmac_select_buffer(struct ipuv3_channel *channel, u32 buf_num)  in ipu_idmac_select_buffer()  argument
485 	struct ipu_soc *ipu = channel->ipu;  in ipu_idmac_select_buffer()
486 	unsigned int chno = channel->num;  in ipu_idmac_select_buffer()
501 void ipu_idmac_clear_buffer(struct ipuv3_channel *channel, u32 buf_num)  in ipu_idmac_clear_buffer()  argument
503 	struct ipu_soc *ipu = channel->ipu;  in ipu_idmac_clear_buffer()
504 	unsigned int chno = channel->num;  in ipu_idmac_clear_buffer()
529 int ipu_idmac_enable_channel(struct ipuv3_channel *channel)  in ipu_idmac_enable_channel()  argument
531 	struct ipu_soc *ipu = channel->ipu;  in ipu_idmac_enable_channel()
537 	val = ipu_idmac_read(ipu, IDMAC_CHA_EN(channel->num));  in ipu_idmac_enable_channel()
538 	val |= idma_mask(channel->num);  in ipu_idmac_enable_channel()
539 	ipu_idmac_write(ipu, val, IDMAC_CHA_EN(channel->num));  in ipu_idmac_enable_channel()
553 int ipu_idmac_wait_busy(struct ipuv3_channel *channel, int ms)  in ipu_idmac_wait_busy()  argument
555 	struct ipu_soc *ipu = channel->ipu;  in ipu_idmac_wait_busy()
559 	while (ipu_idmac_read(ipu, IDMAC_CHA_BUSY(channel->num)) &  in ipu_idmac_wait_busy()
560 			idma_mask(channel->num)) {  in ipu_idmac_wait_busy()
586 int ipu_idmac_disable_channel(struct ipuv3_channel *channel)  in ipu_idmac_disable_channel()  argument
588 	struct ipu_soc *ipu = channel->ipu;  in ipu_idmac_disable_channel()
595 	val = ipu_idmac_read(ipu, IDMAC_CHA_EN(channel->num));  in ipu_idmac_disable_channel()
596 	val &= ~idma_mask(channel->num);  in ipu_idmac_disable_channel()
597 	ipu_idmac_write(ipu, val, IDMAC_CHA_EN(channel->num));  in ipu_idmac_disable_channel()
599 	__ipu_idmac_reset_current_buffer(channel);  in ipu_idmac_disable_channel()
604 	if (ipu_cm_read(ipu, IPU_CHA_BUF0_RDY(channel->num)) &  in ipu_idmac_disable_channel()
605 			idma_mask(channel->num)) {  in ipu_idmac_disable_channel()
606 		ipu_cm_write(ipu, idma_mask(channel->num),  in ipu_idmac_disable_channel()
607 			     IPU_CHA_BUF0_RDY(channel->num));  in ipu_idmac_disable_channel()
610 	if (ipu_cm_read(ipu, IPU_CHA_BUF1_RDY(channel->num)) &  in ipu_idmac_disable_channel()
611 			idma_mask(channel->num)) {  in ipu_idmac_disable_channel()
612 		ipu_cm_write(ipu, idma_mask(channel->num),  in ipu_idmac_disable_channel()
613 			     IPU_CHA_BUF1_RDY(channel->num));  in ipu_idmac_disable_channel()
619 	val = ipu_cm_read(ipu, IPU_CHA_DB_MODE_SEL(channel->num));  in ipu_idmac_disable_channel()
620 	val &= ~idma_mask(channel->num);  in ipu_idmac_disable_channel()
621 	ipu_cm_write(ipu, val, IPU_CHA_DB_MODE_SEL(channel->num));  in ipu_idmac_disable_channel()
635 void ipu_idmac_enable_watermark(struct ipuv3_channel *channel, bool enable)  in ipu_idmac_enable_watermark()  argument
637 	struct ipu_soc *ipu = channel->ipu;  in ipu_idmac_enable_watermark()
643 	val = ipu_idmac_read(ipu, IDMAC_WM_EN(channel->num));  in ipu_idmac_enable_watermark()
645 		val |= 1 << (channel->num % 32);  in ipu_idmac_enable_watermark()
647 		val &= ~(1 << (channel->num % 32));  in ipu_idmac_enable_watermark()
648 	ipu_idmac_write(ipu, val, IDMAC_WM_EN(channel->num));  in ipu_idmac_enable_watermark()
953 int ipu_idmac_channel_irq(struct ipu_soc *ipu, struct ipuv3_channel *channel,  in ipu_idmac_channel_irq()  argument
956 	return ipu_map_irq(ipu, irq_type + channel->num);  in ipu_idmac_channel_irq()
1217 		ipu->channel[i].ipu = ipu;  in ipu_probe()