Messages in this thread Patch in this message | | | From | Andy Shevchenko <> | Subject | [PATCH v1 1/1] serial: 8250_dma: Convert to use uart_xmit_advance() | Date | Fri, 9 Sep 2022 12:11:02 +0300 |
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uart_xmit_advance() provides a common way on how to advance the Tx queue. Use it for the sake of unification and robustness.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> --- drivers/tty/serial/8250/8250_dma.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/tty/serial/8250/8250_dma.c b/drivers/tty/serial/8250/8250_dma.c index d99020fd3427..b85c82616e8c 100644 --- a/drivers/tty/serial/8250/8250_dma.c +++ b/drivers/tty/serial/8250/8250_dma.c @@ -26,9 +26,7 @@ static void __dma_tx_complete(void *param) dma->tx_running = 0; - xmit->tail += dma->tx_size; - xmit->tail &= UART_XMIT_SIZE - 1; - p->port.icount.tx += dma->tx_size; + uart_xmit_advance(&p->port, dma->tx_size); if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS) uart_write_wakeup(&p->port); -- 2.35.1
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