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authorJiri Slaby <jslaby@suse.cz>2013-01-03 15:53:06 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-01-15 22:30:15 -0800
commit2e124b4a390ca85325fae75764bef92f0547fa25 (patch)
tree5519fbcdbe954e79b271ea6d31ac5a4dc754c4f5 /drivers/tty/serial/pxa.c
parentd6c53c0e9bd0a83f9f9ddbc9fd80141a54d83896 (diff)
downloadop-kernel-dev-2e124b4a390ca85325fae75764bef92f0547fa25.zip
op-kernel-dev-2e124b4a390ca85325fae75764bef92f0547fa25.tar.gz
TTY: switch tty_flip_buffer_push
Now, we start converting tty buffer functions to actually use tty_port. This will allow us to get rid of the need of tty in many call sites. Only tty_port will needed and hence no more tty_port_tty_get in those paths. Now, the one where most of tty_port_tty_get gets removed: tty_flip_buffer_push. IOW we also closed all the races in drivers not using tty_port_tty_get at all yet. Also we move tty_flip_buffer_push declaration from include/linux/tty.h to include/linux/tty_flip.h to all others while we are changing it anyway. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/pxa.c')
-rw-r--r--drivers/tty/serial/pxa.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/tty/serial/pxa.c b/drivers/tty/serial/pxa.c
index 2764828..3b671bc 100644
--- a/drivers/tty/serial/pxa.c
+++ b/drivers/tty/serial/pxa.c
@@ -98,7 +98,6 @@ static void serial_pxa_stop_rx(struct uart_port *port)
static inline void receive_chars(struct uart_pxa_port *up, int *status)
{
- struct tty_struct *tty = up->port.state->port.tty;
unsigned int ch, flag;
int max_count = 256;
@@ -168,7 +167,7 @@ static inline void receive_chars(struct uart_pxa_port *up, int *status)
ignore_char:
*status = serial_in(up, UART_LSR);
} while ((*status & UART_LSR_DR) && (max_count-- > 0));
- tty_flip_buffer_push(tty);
+ tty_flip_buffer_push(&up->port.state->port);
/* work around Errata #20 according to
* Intel(R) PXA27x Processor Family
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