Lines Matching refs:csr
108 u32 csr; in sun3x_esp_dma_drain() local
111 csr = dma_read32(DMA_CSR); in sun3x_esp_dma_drain()
112 if (!(csr & DMA_FIFO_ISDRAIN)) in sun3x_esp_dma_drain()
115 dma_write32(csr | DMA_FIFO_STDRAIN, DMA_CSR); in sun3x_esp_dma_drain()
153 u32 csr; in sun3x_esp_send_dma_cmd() local
159 csr = dma_read32(DMA_CSR); in sun3x_esp_send_dma_cmd()
160 csr |= DMA_ENABLE; in sun3x_esp_send_dma_cmd()
162 csr |= DMA_ST_WRITE; in sun3x_esp_send_dma_cmd()
164 csr &= ~DMA_ST_WRITE; in sun3x_esp_send_dma_cmd()
165 dma_write32(csr, DMA_CSR); in sun3x_esp_send_dma_cmd()
173 u32 csr = dma_read32(DMA_CSR); in sun3x_esp_dma_error() local
175 if (csr & DMA_HNDL_ERROR) in sun3x_esp_dma_error()