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serial: bfin_uart: Convert timers to use timer_setup()

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In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.

Cc: Jiri Slaby <jslaby@suse.com>
Cc: adi-buildroot-devel@lists.sourceforge.net
Cc: linux-serial@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Kees Cook 2017-10-24 02:59:31 -07:00 committed by Greg Kroah-Hartman
parent 7c3356457a
commit 1209a81369
1 changed files with 3 additions and 4 deletions
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7
drivers/tty/serial/bfin_uart.c
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@ -456,8 +456,9 @@ static void bfin_serial_dma_rx_chars(struct bfin_serial_port *uart)
tty_flip_buffer_push(&uart->port.state->port);
}
void bfin_serial_rx_dma_timeout(struct bfin_serial_port *uart)
void bfin_serial_rx_dma_timeout(struct timer_list *t)
{
struct bfin_serial_port *uart = from_timer(uart, t, rx_dma_timer);
int x_pos, pos;
unsigned long flags;
@ -624,8 +625,6 @@ static int bfin_serial_startup(struct uart_port *port)
set_dma_start_addr(uart->rx_dma_channel, (unsigned long)uart->rx_dma_buf.buf);
enable_dma(uart->rx_dma_channel);
uart->rx_dma_timer.data = (unsigned long)(uart);
uart->rx_dma_timer.function = (void *)bfin_serial_rx_dma_timeout;
uart->rx_dma_timer.expires = jiffies + DMA_RX_FLUSH_JIFFIES;
add_timer(&(uart->rx_dma_timer));
#else
@ -1316,7 +1315,7 @@ static int bfin_serial_probe(struct platform_device *pdev)
}
uart->rx_dma_channel = res->start;
init_timer(&(uart->rx_dma_timer));
timer_setup(&uart->rx_dma_timer, bfin_serial_rx_dma_timeout, 0);
#endif
#if defined(SERIAL_BFIN_CTSRTS) || \