diff options
Diffstat (limited to 'drivers/tty/serial/serial-tegra.c')
| -rw-r--r-- | drivers/tty/serial/serial-tegra.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/drivers/tty/serial/serial-tegra.c b/drivers/tty/serial/serial-tegra.c index d4ec943cb8e9..6d4006b41975 100644 --- a/drivers/tty/serial/serial-tegra.c +++ b/drivers/tty/serial/serial-tegra.c @@ -411,7 +411,7 @@ static int tegra_set_baudrate(struct tegra_uart_port *tup, unsigned int baud) divisor = DIV_ROUND_CLOSEST(rate, baud * 16); } - spin_lock_irqsave(&tup->uport.lock, flags); + uart_port_lock_irqsave(&tup->uport, &flags); lcr = tup->lcr_shadow; lcr |= UART_LCR_DLAB; tegra_uart_write(tup, lcr, UART_LCR); @@ -424,7 +424,7 @@ static int tegra_set_baudrate(struct tegra_uart_port *tup, unsigned int baud) /* Dummy read to ensure the write is posted */ tegra_uart_read(tup, UART_SCR); - spin_unlock_irqrestore(&tup->uport.lock, flags); + uart_port_unlock_irqrestore(&tup->uport, flags); tup->current_baud = baud; @@ -522,13 +522,13 @@ static void tegra_uart_tx_dma_complete(void *args) dmaengine_tx_status(tup->tx_dma_chan, tup->tx_cookie, &state); count = tup->tx_bytes_requested - state.residue; async_tx_ack(tup->tx_dma_desc); - spin_lock_irqsave(&tup->uport.lock, flags); + uart_port_lock_irqsave(&tup->uport, &flags); uart_xmit_advance(&tup->uport, count); tup->tx_in_progress = 0; if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS) uart_write_wakeup(&tup->uport); tegra_uart_start_next_tx(tup); - spin_unlock_irqrestore(&tup->uport.lock, flags); + uart_port_unlock_irqrestore(&tup->uport, flags); } static int tegra_uart_start_tx_dma(struct tegra_uart_port *tup, @@ -598,13 +598,13 @@ static unsigned int tegra_uart_tx_empty(struct uart_port *u) unsigned int ret = 0; unsigned long flags; - spin_lock_irqsave(&u->lock, flags); + uart_port_lock_irqsave(u, &flags); if (!tup->tx_in_progress) { unsigned long lsr = tegra_uart_read(tup, UART_LSR); if ((lsr & TX_EMPTY_STATUS) == TX_EMPTY_STATUS) ret = TIOCSER_TEMT; } - spin_unlock_irqrestore(&u->lock, flags); + uart_port_unlock_irqrestore(u, flags); return ret; } @@ -727,7 +727,7 @@ static void tegra_uart_rx_dma_complete(void *args) struct dma_tx_state state; enum dma_status status; - spin_lock_irqsave(&u->lock, flags); + uart_port_lock_irqsave(u, &flags); status = dmaengine_tx_status(tup->rx_dma_chan, tup->rx_cookie, &state); @@ -749,7 +749,7 @@ static void tegra_uart_rx_dma_complete(void *args) set_rts(tup, true); done: - spin_unlock_irqrestore(&u->lock, flags); + uart_port_unlock_irqrestore(u, flags); } static void tegra_uart_terminate_rx_dma(struct tegra_uart_port *tup) @@ -836,7 +836,7 @@ static irqreturn_t tegra_uart_isr(int irq, void *data) bool is_rx_int = false; unsigned long flags; - spin_lock_irqsave(&u->lock, flags); + uart_port_lock_irqsave(u, &flags); while (1) { iir = tegra_uart_read(tup, UART_IIR); if (iir & UART_IIR_NO_INT) { @@ -852,7 +852,7 @@ static irqreturn_t tegra_uart_isr(int irq, void *data) } else if (is_rx_start) { tegra_uart_start_rx_dma(tup); } - spin_unlock_irqrestore(&u->lock, flags); + uart_port_unlock_irqrestore(u, flags); return IRQ_HANDLED; } @@ -969,11 +969,11 @@ static void tegra_uart_hw_deinit(struct tegra_uart_port *tup) } } - spin_lock_irqsave(&tup->uport.lock, flags); + uart_port_lock_irqsave(&tup->uport, &flags); /* Reset the Rx and Tx FIFOs */ tegra_uart_fifo_reset(tup, UART_FCR_CLEAR_XMIT | UART_FCR_CLEAR_RCVR); tup->current_baud = 0; - spin_unlock_irqrestore(&tup->uport.lock, flags); + uart_port_unlock_irqrestore(&tup->uport, flags); tup->rx_in_progress = 0; tup->tx_in_progress = 0; @@ -1292,7 +1292,7 @@ static void tegra_uart_set_termios(struct uart_port *u, int ret; max_divider *= 16; - spin_lock_irqsave(&u->lock, flags); + uart_port_lock_irqsave(u, &flags); /* Changing configuration, it is safe to stop any rx now */ if (tup->rts_active) @@ -1341,7 +1341,7 @@ static void tegra_uart_set_termios(struct uart_port *u, baud = uart_get_baud_rate(u, termios, oldtermios, parent_clk_rate/max_divider, parent_clk_rate/16); - spin_unlock_irqrestore(&u->lock, flags); + uart_port_unlock_irqrestore(u, flags); ret = tegra_set_baudrate(tup, baud); if (ret < 0) { dev_err(tup->uport.dev, "Failed to set baud rate\n"); @@ -1349,7 +1349,7 @@ static void tegra_uart_set_termios(struct uart_port *u, } if (tty_termios_baud_rate(termios)) tty_termios_encode_baud_rate(termios, baud, baud); - spin_lock_irqsave(&u->lock, flags); + uart_port_lock_irqsave(u, &flags); /* Flow control */ if (termios->c_cflag & CRTSCTS) { @@ -1382,7 +1382,7 @@ static void tegra_uart_set_termios(struct uart_port *u, if (termios->c_iflag & IGNBRK) tup->uport.ignore_status_mask |= UART_LSR_BI; - spin_unlock_irqrestore(&u->lock, flags); + uart_port_unlock_irqrestore(u, flags); } static const char *tegra_uart_type(struct uart_port *u) |