94 int lpc32xx_dma_start_xfer(unsigned int channel,  in lpc32xx_dma_start_xfer()  argument
97 	if (unlikely(((BIT_MASK(channel) & alloc_ch) == 0) ||  in lpc32xx_dma_start_xfer()
98 		     (channel >= DMA_NO_OF_CHANNELS))) {  in lpc32xx_dma_start_xfer()
99 		pr_err("Request for xfer on unallocated channel %d", channel);  in lpc32xx_dma_start_xfer()
102 	writel(BIT_MASK(channel), &dma->int_tc_clear);  in lpc32xx_dma_start_xfer()
103 	writel(BIT_MASK(channel), &dma->int_err_clear);  in lpc32xx_dma_start_xfer()
104 	writel(desc->dma_src, &dma->dma_chan[channel].src_addr);  in lpc32xx_dma_start_xfer()
105 	writel(desc->dma_dest, &dma->dma_chan[channel].dest_addr);  in lpc32xx_dma_start_xfer()
106 	writel(desc->next_lli, &dma->dma_chan[channel].lli);  in lpc32xx_dma_start_xfer()
107 	writel(desc->next_ctrl, &dma->dma_chan[channel].control);  in lpc32xx_dma_start_xfer()
108 	writel(config, &dma->dma_chan[channel].config_ch);  in lpc32xx_dma_start_xfer()
113 int lpc32xx_dma_wait_status(unsigned int channel)  in lpc32xx_dma_wait_status()  argument
119 	if (unlikely(channel >= DMA_NO_OF_CHANNELS)) {  in lpc32xx_dma_wait_status()
120 		pr_err("Request for status on unallocated channel %d", channel);  in lpc32xx_dma_wait_status()
128 		if (reg & BIT_MASK(channel))  in lpc32xx_dma_wait_status()
132 			pr_err("DMA status timeout channel %d\n", channel);  in lpc32xx_dma_wait_status()
138 	if (unlikely(readl(&dma->raw_err_stat) & BIT_MASK(channel))) {  in lpc32xx_dma_wait_status()
139 		setbits_le32(&dma->int_err_clear, BIT_MASK(channel));  in lpc32xx_dma_wait_status()
140 		setbits_le32(&dma->raw_err_stat, BIT_MASK(channel));  in lpc32xx_dma_wait_status()
141 		pr_err("DMA error on channel %d\n", channel);  in lpc32xx_dma_wait_status()
144 	setbits_le32(&dma->int_tc_clear, BIT_MASK(channel));  in lpc32xx_dma_wait_status()
145 	setbits_le32(&dma->raw_tc_stat, BIT_MASK(channel));  in lpc32xx_dma_wait_status()