56 	switch (dma_read32(DMA_CSR) & DMA_DEVICE_ID) {  in esp_sbus_setup_dma()
249 	if (dma_read32(DMA_CSR) & (DMA_HNDL_INTR | DMA_HNDL_ERROR))  in sbus_esp_irq_pending()
273 		val = dma_read32(DMA_CSR);  in sbus_esp_reset_dma()
274 		dma_write32(val | DMA_RST_SCSI, DMA_CSR);  in sbus_esp_reset_dma()
275 		dma_write32(val & ~DMA_RST_SCSI, DMA_CSR);  in sbus_esp_reset_dma()
279 		dma_write32(DMA_RESET_FAS366, DMA_CSR);  in sbus_esp_reset_dma()
280 		dma_write32(DMA_RST_SCSI, DMA_CSR);  in sbus_esp_reset_dma()
299 		while (dma_read32(DMA_CSR) & DMA_PEND_READ) {  in sbus_esp_reset_dma()
309 		dma_write32(0, DMA_CSR);  in sbus_esp_reset_dma()
310 		dma_write32(esp->prev_hme_dmacsr, DMA_CSR);  in sbus_esp_reset_dma()
317 			val = dma_read32(DMA_CSR);  in sbus_esp_reset_dma()
318 			dma_write32(val | DMA_3CLKS, DMA_CSR);  in sbus_esp_reset_dma()
323 		val = dma_read32(DMA_CSR);  in sbus_esp_reset_dma()
330 		dma_write32(val, DMA_CSR);  in sbus_esp_reset_dma()
334 		val = dma_read32(DMA_CSR);  in sbus_esp_reset_dma()
342 		dma_write32(val, DMA_CSR);  in sbus_esp_reset_dma()
350 	val = dma_read32(DMA_CSR);  in sbus_esp_reset_dma()
351 	dma_write32(val | DMA_INT_ENAB, DMA_CSR);  in sbus_esp_reset_dma()
362 	csr = dma_read32(DMA_CSR);  in sbus_esp_dma_drain()
367 		dma_write32(csr | DMA_FIFO_STDRAIN, DMA_CSR);  in sbus_esp_dma_drain()
370 	while (dma_read32(DMA_CSR) & DMA_FIFO_ISDRAIN) {  in sbus_esp_dma_drain()
383 		dma_write32(DMA_RST_SCSI, DMA_CSR);  in sbus_esp_dma_invalidate()
390 		dma_write32(0, DMA_CSR);  in sbus_esp_dma_invalidate()
391 		dma_write32(esp->prev_hme_dmacsr, DMA_CSR);  in sbus_esp_dma_invalidate()
402 		while ((val = dma_read32(DMA_CSR)) & DMA_PEND_READ) {  in sbus_esp_dma_invalidate()
413 		dma_write32(val, DMA_CSR);  in sbus_esp_dma_invalidate()
415 		dma_write32(val, DMA_CSR);  in sbus_esp_dma_invalidate()
444 		dma_write32(csr, DMA_CSR);  in sbus_esp_send_dma_cmd()
446 		csr = dma_read32(DMA_CSR);  in sbus_esp_send_dma_cmd()
452 		dma_write32(csr, DMA_CSR);  in sbus_esp_send_dma_cmd()
466 	u32 csr = dma_read32(DMA_CSR);  in sbus_esp_dma_error()
536 		u32 val = dma_read32(DMA_CSR);  in esp_sbus_probe_one()
538 		dma_write32(val & ~DMA_RST_SCSI, DMA_CSR);  in esp_sbus_probe_one()
597 	val = dma_read32(DMA_CSR);  in esp_sbus_remove()
598 	dma_write32(val & ~DMA_INT_ENAB, DMA_CSR);  in esp_sbus_remove()