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serial: tegra: Switch to using struct tty_port 

Many of the tty functions were converted to use a struct tty_port
instead of a struct tty_struct. Update the Tegra driver accordingly to
avoid build breakage.

Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Thierry Reding 2013-01-17 14:31:45 +01:00 committed by Greg Kroah-Hartman
parent 45e786a6ba
commit 962963e4ee
1 changed files with 15 additions and 12 deletions
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27
drivers/tty/serial/serial-tegra.c
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@ -504,7 +504,7 @@ static void tegra_uart_handle_tx_pio(struct tegra_uart_port *tup)
}
static void tegra_uart_handle_rx_pio(struct tegra_uart_port *tup,
struct tty_struct *tty)
struct tty_port *tty)
{
do {
char flag = TTY_NORMAL;
@ -527,7 +527,7 @@ static void tegra_uart_handle_rx_pio(struct tegra_uart_port *tup,
}
static void tegra_uart_copy_rx_to_tty(struct tegra_uart_port *tup,
struct tty_struct *tty, int count)
struct tty_port *tty, int count)
{
int copied;
@ -554,6 +554,7 @@ static void tegra_uart_rx_dma_complete(void *args)
struct uart_port *u = &tup->uport;
int count = tup->rx_bytes_requested;
struct tty_struct *tty = tty_port_tty_get(&tup->uport.state->port);
struct tty_port *port = &u->state->port;
unsigned long flags;
async_tx_ack(tup->rx_dma_desc);
@ -565,11 +566,11 @@ static void tegra_uart_rx_dma_complete(void *args)
/* If we are here, DMA is stopped */
if (count)
tegra_uart_copy_rx_to_tty(tup, tty, count);
tegra_uart_copy_rx_to_tty(tup, port, count);
tegra_uart_handle_rx_pio(tup, tty);
tegra_uart_handle_rx_pio(tup, port);
if (tty) {
tty_flip_buffer_push(tty);
tty_flip_buffer_push(port);
tty_kref_put(tty);
}
tegra_uart_start_rx_dma(tup);
@ -585,6 +586,7 @@ static void tegra_uart_handle_rx_dma(struct tegra_uart_port *tup)
{
struct dma_tx_state state;
struct tty_struct *tty = tty_port_tty_get(&tup->uport.state->port);
struct tty_port *port = &tup->uport.state->port;
int count;
/* Deactivate flow control to stop sender */
@ -597,11 +599,11 @@ static void tegra_uart_handle_rx_dma(struct tegra_uart_port *tup)
/* If we are here, DMA is stopped */
if (count)
tegra_uart_copy_rx_to_tty(tup, tty, count);
tegra_uart_copy_rx_to_tty(tup, port, count);
tegra_uart_handle_rx_pio(tup, tty);
tegra_uart_handle_rx_pio(tup, port);
if (tty) {
tty_flip_buffer_push(tty);
tty_flip_buffer_push(port);
tty_kref_put(tty);
}
tegra_uart_start_rx_dma(tup);
@ -724,6 +726,7 @@ static void tegra_uart_stop_rx(struct uart_port *u)
{
struct tegra_uart_port *tup = to_tegra_uport(u);
struct tty_struct *tty = tty_port_tty_get(&tup->uport.state->port);
struct tty_port *port = &u->state->port;
struct dma_tx_state state;
unsigned long ier;
int count;
@ -747,13 +750,13 @@ static void tegra_uart_stop_rx(struct uart_port *u)
dmaengine_tx_status(tup->rx_dma_chan, tup->rx_cookie, &state);
async_tx_ack(tup->rx_dma_desc);
count = tup->rx_bytes_requested - state.residue;
tegra_uart_copy_rx_to_tty(tup, tty, count);
tegra_uart_handle_rx_pio(tup, tty);
tegra_uart_copy_rx_to_tty(tup, port, count);
tegra_uart_handle_rx_pio(tup, port);
} else {
tegra_uart_handle_rx_pio(tup, tty);
tegra_uart_handle_rx_pio(tup, port);
}
if (tty) {
tty_flip_buffer_push(tty);
tty_flip_buffer_push(port);
tty_kref_put(tty);
}
return;