57 	switch (dma_read32(DMA_CSR) & DMA_DEVICE_ID) {  in esp_sbus_setup_dma()
216 	if (dma_read32(DMA_CSR) & (DMA_HNDL_INTR | DMA_HNDL_ERROR))  in sbus_esp_irq_pending()
239 		val = dma_read32(DMA_CSR);  in sbus_esp_reset_dma()
240 		dma_write32(val | DMA_RST_SCSI, DMA_CSR);  in sbus_esp_reset_dma()
241 		dma_write32(val & ~DMA_RST_SCSI, DMA_CSR);  in sbus_esp_reset_dma()
245 		dma_write32(DMA_RESET_FAS366, DMA_CSR);  in sbus_esp_reset_dma()
246 		dma_write32(DMA_RST_SCSI, DMA_CSR);  in sbus_esp_reset_dma()
265 		while (dma_read32(DMA_CSR) & DMA_PEND_READ) {  in sbus_esp_reset_dma()
275 		dma_write32(0, DMA_CSR);  in sbus_esp_reset_dma()
276 		dma_write32(esp->prev_hme_dmacsr, DMA_CSR);  in sbus_esp_reset_dma()
283 			val = dma_read32(DMA_CSR);  in sbus_esp_reset_dma()
284 			dma_write32(val | DMA_3CLKS, DMA_CSR);  in sbus_esp_reset_dma()
289 		val = dma_read32(DMA_CSR);  in sbus_esp_reset_dma()
296 		dma_write32(val, DMA_CSR);  in sbus_esp_reset_dma()
300 		val = dma_read32(DMA_CSR);  in sbus_esp_reset_dma()
308 		dma_write32(val, DMA_CSR);  in sbus_esp_reset_dma()
316 	val = dma_read32(DMA_CSR);  in sbus_esp_reset_dma()
317 	dma_write32(val | DMA_INT_ENAB, DMA_CSR);  in sbus_esp_reset_dma()
328 	csr = dma_read32(DMA_CSR);  in sbus_esp_dma_drain()
333 		dma_write32(csr | DMA_FIFO_STDRAIN, DMA_CSR);  in sbus_esp_dma_drain()
336 	while (dma_read32(DMA_CSR) & DMA_FIFO_ISDRAIN) {  in sbus_esp_dma_drain()
349 		dma_write32(DMA_RST_SCSI, DMA_CSR);  in sbus_esp_dma_invalidate()
356 		dma_write32(0, DMA_CSR);  in sbus_esp_dma_invalidate()
357 		dma_write32(esp->prev_hme_dmacsr, DMA_CSR);  in sbus_esp_dma_invalidate()
368 		while ((val = dma_read32(DMA_CSR)) & DMA_PEND_READ) {  in sbus_esp_dma_invalidate()
379 		dma_write32(val, DMA_CSR);  in sbus_esp_dma_invalidate()
381 		dma_write32(val, DMA_CSR);  in sbus_esp_dma_invalidate()
410 		dma_write32(csr, DMA_CSR);  in sbus_esp_send_dma_cmd()
412 		csr = dma_read32(DMA_CSR);  in sbus_esp_send_dma_cmd()
418 		dma_write32(csr, DMA_CSR);  in sbus_esp_send_dma_cmd()
432 	u32 csr = dma_read32(DMA_CSR);  in sbus_esp_dma_error()
498 		u32 val = dma_read32(DMA_CSR);  in esp_sbus_probe_one()
500 		dma_write32(val & ~DMA_RST_SCSI, DMA_CSR);  in esp_sbus_probe_one()
563 	val = dma_read32(DMA_CSR);  in esp_sbus_remove()
564 	dma_write32(val & ~DMA_INT_ENAB, DMA_CSR);  in esp_sbus_remove()