115 	ppc_dma_ch_t *p_dma_ch = &dma_channels[dmanr];  in ppc4xx_enable_dma()  local
121 	if (p_dma_ch->in_use) {  in ppc4xx_enable_dma()
131 	if (p_dma_ch->mode == DMA_MODE_READ) {  in ppc4xx_enable_dma()
134 		ppc4xx_set_dst_addr(dmanr, p_dma_ch->addr);  in ppc4xx_enable_dma()
135 	} else if (p_dma_ch->mode == DMA_MODE_WRITE) {  in ppc4xx_enable_dma()
137 		ppc4xx_set_src_addr(dmanr, p_dma_ch->addr);  in ppc4xx_enable_dma()
160 	if (p_dma_ch->mode == DMA_MODE_MM) {  in ppc4xx_enable_dma()
197 	if ((p_dma_ch->mode == DMA_MODE_MM_DEVATDST) ||  in ppc4xx_enable_dma()
198 	    (p_dma_ch->mode == DMA_MODE_MM_DEVATSRC))  in ppc4xx_enable_dma()
205 	control |= (p_dma_ch->mode | DMA_CE_ENABLE);  in ppc4xx_enable_dma()
224 	p_dma_ch->in_use = 1;  in ppc4xx_enable_dma()
231 	ppc_dma_ch_t *p_dma_ch = &dma_channels[dmanr];  in ppc4xx_disable_dma()  local
233 	if (!p_dma_ch->in_use) {  in ppc4xx_disable_dma()
268 	p_dma_ch->in_use = 0;  in ppc4xx_disable_dma()
291 	ppc_dma_ch_t *p_dma_ch = &dma_channels[dmanr];  in ppc4xx_set_dma_mode()  local
298 	p_dma_ch->mode = mode;  in ppc4xx_set_dma_mode()
312 	ppc_dma_ch_t *p_dma_ch = &dma_channels[dmanr];  in ppc4xx_set_dma_count()  local
317 		switch (p_dma_ch->pwidth) {  in ppc4xx_set_dma_count()
334 			       p_dma_ch->pwidth);  in ppc4xx_set_dma_count()
340 			     count, p_dma_ch->pwidth);  in ppc4xx_set_dma_count()
344 	count = count >> p_dma_ch->shift;  in ppc4xx_set_dma_count()
373 	ppc_dma_ch_t *p_dma_ch = &dma_channels[dmanr];  in ppc4xx_get_dma_residue()  local
393 	return (count << p_dma_ch->shift);  in ppc4xx_get_dma_residue()
404 	ppc_dma_ch_t *p_dma_ch = &dma_channels[dmanr];  in ppc4xx_set_dma_addr()  local
414 		switch (p_dma_ch->pwidth) {  in ppc4xx_set_dma_addr()
431 			       p_dma_ch->pwidth);  in ppc4xx_set_dma_addr()
436 			       addr, p_dma_ch->pwidth);  in ppc4xx_set_dma_addr()
441 	p_dma_ch->addr = addr;  in ppc4xx_set_dma_addr()
455 		ppc_dma_ch_t *p_dma_ch = &dma_channels[dmanr];  in ppc4xx_set_dma_addr2()  local
457 		switch (p_dma_ch->pwidth) {  in ppc4xx_set_dma_addr2()
480 						p_dma_ch->pwidth);  in ppc4xx_set_dma_addr2()
486 				 src_dma_addr, dst_dma_addr, p_dma_ch->pwidth);  in ppc4xx_set_dma_addr2()
511 	ppc_dma_ch_t *p_dma_ch = &dma_channels[dmanr];  in ppc4xx_enable_dma_interrupt()  local
513 	p_dma_ch->int_enable = 1;  in ppc4xx_enable_dma_interrupt()
554 	ppc_dma_ch_t *p_dma_ch = &dma_channels[dmanr];  in ppc4xx_disable_dma_interrupt()  local
556 	p_dma_ch->int_enable = 0;  in ppc4xx_disable_dma_interrupt()
599 	ppc_dma_ch_t *p_dma_ch = &dma_channels[dmanr];  in ppc4xx_init_dma_channel()  local
630 		polarity |= p_dma_ch->polarity;  in ppc4xx_init_dma_channel()
638 		polarity |= p_dma_ch->polarity;  in ppc4xx_init_dma_channel()
646 		polarity |= p_dma_ch->polarity;  in ppc4xx_init_dma_channel()
654 		polarity |= p_dma_ch->polarity;  in ppc4xx_init_dma_channel()
665 	memcpy(p_dma_ch, p_init, sizeof (ppc_dma_ch_t));  in ppc4xx_init_dma_channel()
679 	p_dma_ch->shift = p_init->pwidth;  in ppc4xx_init_dma_channel()
684 	p_dma_ch->control = control;  in ppc4xx_init_dma_channel()
694 ppc4xx_get_channel_config(unsigned int dmanr, ppc_dma_ch_t * p_dma_ch)  in ppc4xx_get_channel_config()  argument
707 		p_dma_ch->polarity = polarity & GET_DMA_POLARITY(0);  in ppc4xx_get_channel_config()
711 		p_dma_ch->polarity = polarity & GET_DMA_POLARITY(1);  in ppc4xx_get_channel_config()
715 		p_dma_ch->polarity = polarity & GET_DMA_POLARITY(2);  in ppc4xx_get_channel_config()
719 		p_dma_ch->polarity = polarity & GET_DMA_POLARITY(3);  in ppc4xx_get_channel_config()
726 	p_dma_ch->cp = GET_DMA_PRIORITY(control);  in ppc4xx_get_channel_config()
727 	p_dma_ch->pwidth = GET_DMA_PW(control);  in ppc4xx_get_channel_config()
728 	p_dma_ch->psc = GET_DMA_PSC(control);  in ppc4xx_get_channel_config()
729 	p_dma_ch->pwc = GET_DMA_PWC(control);  in ppc4xx_get_channel_config()
730 	p_dma_ch->phc = GET_DMA_PHC(control);  in ppc4xx_get_channel_config()
731 	p_dma_ch->ce = GET_DMA_CE_ENABLE(control);  in ppc4xx_get_channel_config()
732 	p_dma_ch->int_enable = GET_DMA_CIE_ENABLE(control);  in ppc4xx_get_channel_config()
733 	p_dma_ch->shift = GET_DMA_PW(control);  in ppc4xx_get_channel_config()
736 	p_dma_ch->pf = GET_DMA_PREFETCH(control);  in ppc4xx_get_channel_config()
738 	p_dma_ch->ch_enable = GET_DMA_CH(control);  in ppc4xx_get_channel_config()
739 	p_dma_ch->ece_enable = GET_DMA_ECE(control);  in ppc4xx_get_channel_config()
740 	p_dma_ch->tcd_disable = GET_DMA_TCD(control);  in ppc4xx_get_channel_config()