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Merge "serial: msm_geni_serial: Correct start rx sequence"

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qctecmdr 2020-12-18 03:37:16 -08:00 • committed by Gerrit - the friendly Code Review server
commit ab3fb357dd
1 changed files with 4 additions and 4 deletions
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8
drivers/tty/serial/msm_geni_serial.c
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@ -1348,14 +1348,14 @@ static void start_rx_sequencer(struct uart_port *uport)
msm_geni_serial_stop_rx(uport);
}
/* Start RX with the RFR_OPEN to keep RFR in always ready state */
msm_geni_serial_enable_interrupts(uport);
geni_setup_s_cmd(uport->membase, UART_START_READ, geni_se_param);
if (port->xfer_mode == SE_DMA)
geni_se_rx_dma_start(uport->membase, DMA_RX_BUF_SIZE,
&port->rx_dma);
/* Start RX with the RFR_OPEN to keep RFR in always ready state */
geni_setup_s_cmd(uport->membase, UART_START_READ, geni_se_param);
msm_geni_serial_enable_interrupts(uport);
/* Ensure that the above writes go through */
mb();
geni_status = geni_read_reg_nolog(uport->membase, SE_GENI_STATUS);