diff options
Diffstat (limited to 'drivers/tty/serial/msm_serial.c')
| -rw-r--r-- | drivers/tty/serial/msm_serial.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/tty/serial/msm_serial.c b/drivers/tty/serial/msm_serial.c index 3657a24913fc..1cbae0768b1f 100644 --- a/drivers/tty/serial/msm_serial.c +++ b/drivers/tty/serial/msm_serial.c @@ -301,7 +301,7 @@ static void msm_request_tx_dma(struct msm_port *msm_port, resource_size_t base) dma = &msm_port->tx_dma; /* allocate DMA resources, if available */ - dma->chan = dma_request_slave_channel_reason(dev, "tx"); + dma->chan = dma_request_chan(dev, "tx"); if (IS_ERR(dma->chan)) goto no_tx; @@ -344,7 +344,7 @@ static void msm_request_rx_dma(struct msm_port *msm_port, resource_size_t base) dma = &msm_port->rx_dma; /* allocate DMA resources, if available */ - dma->chan = dma_request_slave_channel_reason(dev, "rx"); + dma->chan = dma_request_chan(dev, "rx"); if (IS_ERR(dma->chan)) goto no_rx; @@ -980,6 +980,7 @@ static unsigned int msm_get_mctrl(struct uart_port *port) static void msm_reset(struct uart_port *port) { struct msm_port *msm_port = UART_TO_MSM(port); + unsigned int mr; /* reset everything */ msm_write(port, UART_CR_CMD_RESET_RX, UART_CR); @@ -987,7 +988,10 @@ static void msm_reset(struct uart_port *port) msm_write(port, UART_CR_CMD_RESET_ERR, UART_CR); msm_write(port, UART_CR_CMD_RESET_BREAK_INT, UART_CR); msm_write(port, UART_CR_CMD_RESET_CTS, UART_CR); - msm_write(port, UART_CR_CMD_SET_RFR, UART_CR); + msm_write(port, UART_CR_CMD_RESET_RFR, UART_CR); + mr = msm_read(port, UART_MR1); + mr &= ~UART_MR1_RX_RDY_CTL; + msm_write(port, mr, UART_MR1); /* Disable DM modes */ if (msm_port->is_uartdm) |