Searched refs:tx_dma_buf (Results 1 – 3 of 3) sorted by relevance
433 void *tx_dma_buf; member552 sg_init_one(sgl, s->tx_dma_buf, size); in mxs_auart_dma_tx()577 void *buffer = s->tx_dma_buf; in mxs_auart_tx_chars()879 kfree(s->tx_dma_buf); in mxs_auart_dma_exit_channel()881 s->tx_dma_buf = NULL; in mxs_auart_dma_exit_channel()920 s->tx_dma_buf = kzalloc(UART_XMIT_SIZE, GFP_KERNEL | GFP_DMA); in mxs_auart_dma_init()921 if (!s->tx_dma_buf) in mxs_auart_dma_init()
206 dma_addr_t tx_dma_buf; /* dma tx buffer bus address */ member
740 stm32port->tx_dma_buf, in stm32_usart_transmit_chars_dma()1734 stm32port->tx_dma_buf); in stm32_usart_of_dma_tx_remove()1747 &stm32port->tx_dma_buf, in stm32_usart_of_dma_tx_probe()