73 	u32 csr = 0;  in ebus_dma_irq()  local
76 	csr = readl(p->regs + EBDMA_CSR);  in ebus_dma_irq()
77 	writel(csr, p->regs + EBDMA_CSR);  in ebus_dma_irq()
80 	if (csr & EBDMA_CSR_ERR_PEND) {  in ebus_dma_irq()
84 	} else if (csr & EBDMA_CSR_INT_PEND) {  in ebus_dma_irq()
86 			    (csr & EBDMA_CSR_TC) ?  in ebus_dma_irq()
98 	u32 csr;  in ebus_dma_register()  local
112 	csr = EBDMA_CSR_BURST_SZ_16 | EBDMA_CSR_EN_CNT;  in ebus_dma_register()
115 		csr |= EBDMA_CSR_TCI_DIS;  in ebus_dma_register()
117 	writel(csr, p->regs + EBDMA_CSR);  in ebus_dma_register()
126 	u32 csr;  in ebus_dma_irq_enable()  local
135 		csr = readl(p->regs + EBDMA_CSR);  in ebus_dma_irq_enable()
136 		csr |= EBDMA_CSR_INT_EN;  in ebus_dma_irq_enable()
137 		writel(csr, p->regs + EBDMA_CSR);  in ebus_dma_irq_enable()
141 		csr = readl(p->regs + EBDMA_CSR);  in ebus_dma_irq_enable()
142 		csr &= ~EBDMA_CSR_INT_EN;  in ebus_dma_irq_enable()
143 		writel(csr, p->regs + EBDMA_CSR);  in ebus_dma_irq_enable()
158 	u32 csr;  in ebus_dma_unregister()  local
162 	csr = readl(p->regs + EBDMA_CSR);  in ebus_dma_unregister()
163 	if (csr & EBDMA_CSR_INT_EN) {  in ebus_dma_unregister()
164 		csr &= ~EBDMA_CSR_INT_EN;  in ebus_dma_unregister()
165 		writel(csr, p->regs + EBDMA_CSR);  in ebus_dma_unregister()
178 	u32 csr;  in ebus_dma_request()  local
185 	csr = readl(p->regs + EBDMA_CSR);  in ebus_dma_request()
187 	if (!(csr & EBDMA_CSR_EN_DMA))  in ebus_dma_request()
190 	if (csr & EBDMA_CSR_NA_LOADED)  in ebus_dma_request()
207 	u32 csr;  in ebus_dma_prepare()  local
212 	csr = (EBDMA_CSR_INT_EN |  in ebus_dma_prepare()
218 		csr |= EBDMA_CSR_WRITE;  in ebus_dma_prepare()
220 		csr |= EBDMA_CSR_TCI_DIS;  in ebus_dma_prepare()
222 	writel(csr, p->regs + EBDMA_CSR);  in ebus_dma_prepare()
243 	u32 orig_csr, csr;  in ebus_dma_enable()  local
246 	orig_csr = csr = readl(p->regs + EBDMA_CSR);  in ebus_dma_enable()
248 		csr |= EBDMA_CSR_EN_DMA;  in ebus_dma_enable()
250 		csr &= ~EBDMA_CSR_EN_DMA;  in ebus_dma_enable()
252 	    (csr & EBDMA_CSR_EN_DMA))  in ebus_dma_enable()
253 		writel(csr, p->regs + EBDMA_CSR);  in ebus_dma_enable()