Lines Matching refs:tx_dma_buf
814 c->tx_dma_buf[0] = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA); in z8530_sync_dma_open()
815 if (!c->tx_dma_buf[0]) { in z8530_sync_dma_open()
820 c->tx_dma_buf[1] = c->tx_dma_buf[0] + PAGE_SIZE / 2; in z8530_sync_dma_open()
941 if (c->tx_dma_buf[0]) { in z8530_sync_dma_close()
942 free_page((unsigned long)c->tx_dma_buf[0]); in z8530_sync_dma_close()
943 c->tx_dma_buf[0] = NULL; in z8530_sync_dma_close()
984 c->tx_dma_buf[0] = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA); in z8530_sync_txdma_open()
985 if (!c->tx_dma_buf[0]) in z8530_sync_txdma_open()
988 c->tx_dma_buf[1] = c->tx_dma_buf[0] + PAGE_SIZE / 2; in z8530_sync_txdma_open()
1091 if (c->tx_dma_buf[0]) { in z8530_sync_txdma_close()
1092 free_page((unsigned long)c->tx_dma_buf[0]); in z8530_sync_txdma_close()
1093 c->tx_dma_buf[0] = NULL; in z8530_sync_txdma_close()
1604 c->tx_next_ptr = c->tx_dma_buf[c->tx_dma_used]; in z8530_queue_xmit()