74 	u32 csr = 0;  in ebus_dma_irq()  local
77 	csr = readl(p->regs + EBDMA_CSR);  in ebus_dma_irq()
78 	writel(csr, p->regs + EBDMA_CSR);  in ebus_dma_irq()
81 	if (csr & EBDMA_CSR_ERR_PEND) {  in ebus_dma_irq()
85 	} else if (csr & EBDMA_CSR_INT_PEND) {  in ebus_dma_irq()
87 			    (csr & EBDMA_CSR_TC) ?  in ebus_dma_irq()
99 	u32 csr;  in ebus_dma_register()  local
113 	csr = EBDMA_CSR_BURST_SZ_16 | EBDMA_CSR_EN_CNT;  in ebus_dma_register()
116 		csr |= EBDMA_CSR_TCI_DIS;  in ebus_dma_register()
118 	writel(csr, p->regs + EBDMA_CSR);  in ebus_dma_register()
127 	u32 csr;  in ebus_dma_irq_enable()  local
136 		csr = readl(p->regs + EBDMA_CSR);  in ebus_dma_irq_enable()
137 		csr |= EBDMA_CSR_INT_EN;  in ebus_dma_irq_enable()
138 		writel(csr, p->regs + EBDMA_CSR);  in ebus_dma_irq_enable()
142 		csr = readl(p->regs + EBDMA_CSR);  in ebus_dma_irq_enable()
143 		csr &= ~EBDMA_CSR_INT_EN;  in ebus_dma_irq_enable()
144 		writel(csr, p->regs + EBDMA_CSR);  in ebus_dma_irq_enable()
159 	u32 csr;  in ebus_dma_unregister()  local
163 	csr = readl(p->regs + EBDMA_CSR);  in ebus_dma_unregister()
164 	if (csr & EBDMA_CSR_INT_EN) {  in ebus_dma_unregister()
165 		csr &= ~EBDMA_CSR_INT_EN;  in ebus_dma_unregister()
166 		writel(csr, p->regs + EBDMA_CSR);  in ebus_dma_unregister()
179 	u32 csr;  in ebus_dma_request()  local
186 	csr = readl(p->regs + EBDMA_CSR);  in ebus_dma_request()
188 	if (!(csr & EBDMA_CSR_EN_DMA))  in ebus_dma_request()
191 	if (csr & EBDMA_CSR_NA_LOADED)  in ebus_dma_request()
208 	u32 csr;  in ebus_dma_prepare()  local
213 	csr = (EBDMA_CSR_INT_EN |  in ebus_dma_prepare()
219 		csr |= EBDMA_CSR_WRITE;  in ebus_dma_prepare()
221 		csr |= EBDMA_CSR_TCI_DIS;  in ebus_dma_prepare()
223 	writel(csr, p->regs + EBDMA_CSR);  in ebus_dma_prepare()
244 	u32 orig_csr, csr;  in ebus_dma_enable()  local
247 	orig_csr = csr = readl(p->regs + EBDMA_CSR);  in ebus_dma_enable()
249 		csr |= EBDMA_CSR_EN_DMA;  in ebus_dma_enable()
251 		csr &= ~EBDMA_CSR_EN_DMA;  in ebus_dma_enable()
253 	    (csr & EBDMA_CSR_EN_DMA))  in ebus_dma_enable()
254 		writel(csr, p->regs + EBDMA_CSR);  in ebus_dma_enable()