diff options
| -rw-r--r-- | drivers/tty/serial/qcom_geni_serial.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c index 3e9de6c780d3..b0758606b676 100644 --- a/drivers/tty/serial/qcom_geni_serial.c +++ b/drivers/tty/serial/qcom_geni_serial.c @@ -600,14 +600,15 @@ static void qcom_geni_serial_handle_tx(struct uart_port *uport) remaining = chunk; for (i = 0; i < chunk; ) { unsigned int tx_bytes; - unsigned int buf = 0; + u8 buf[sizeof(u32)]; int c; + memset(buf, 0, ARRAY_SIZE(buf)); tx_bytes = min_t(size_t, remaining, port->tx_bytes_pw); for (c = 0; c < tx_bytes ; c++) - buf |= (xmit->buf[tail + c] << (c * BITS_PER_BYTE)); + buf[c] = xmit->buf[tail + c]; - writel_relaxed(buf, uport->membase + SE_GENI_TX_FIFOn); + iowrite32_rep(uport->membase + SE_GENI_TX_FIFOn, buf, 1); i += tx_bytes; tail = (tail + tx_bytes) & (UART_XMIT_SIZE - 1); |