diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2013-03-19 09:47:30 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2013-03-19 09:47:30 +0100 |
| commit | 0d4a42f6bd298e826620585e766a154ab460617a (patch) | |
| tree | 406d8f7778691d858dbe3e48e4bbb10e99c0a58a /drivers/tty/serial/sunsu.c | |
| parent | d62b4892f3d9f7dd2002e5309be10719d6805b0f (diff) | |
| parent | a937536b868b8369b98967929045f1df54234323 (diff) | |
Merge tag 'v3.9-rc3' into drm-intel-next-queued
Backmerge so that I can merge Imre Deak's coalesced sg entries fixes,
which depend upon the new for_each_sg_page introduce in
commit a321e91b6d73ed011ffceed384c40d2785cf723b
Author: Imre Deak <imre.deak@intel.com>
Date: Wed Feb 27 17:02:56 2013 -0800
lib/scatterlist: add simple page iterator
The merge itself is just two trivial conflicts:
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/tty/serial/sunsu.c')
| -rw-r--r-- | drivers/tty/serial/sunsu.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/tty/serial/sunsu.c b/drivers/tty/serial/sunsu.c index 220da3f9724f..e343d6670854 100644 --- a/drivers/tty/serial/sunsu.c +++ b/drivers/tty/serial/sunsu.c @@ -315,10 +315,10 @@ static void sunsu_enable_ms(struct uart_port *port) spin_unlock_irqrestore(&up->port.lock, flags); } -static struct tty_struct * +static void receive_chars(struct uart_sunsu_port *up, unsigned char *status) { - struct tty_struct *tty = up->port.state->port.tty; + struct tty_port *port = &up->port.state->port; unsigned char ch, flag; int max_count = 256; int saw_console_brk = 0; @@ -376,22 +376,20 @@ receive_chars(struct uart_sunsu_port *up, unsigned char *status) if (uart_handle_sysrq_char(&up->port, ch)) goto ignore_char; if ((*status & up->port.ignore_status_mask) == 0) - tty_insert_flip_char(tty, ch, flag); + tty_insert_flip_char(port, ch, flag); if (*status & UART_LSR_OE) /* * Overrun is special, since it's reported * immediately, and doesn't affect the current * character. */ - tty_insert_flip_char(tty, 0, TTY_OVERRUN); + tty_insert_flip_char(port, 0, TTY_OVERRUN); ignore_char: *status = serial_inp(up, UART_LSR); } while ((*status & UART_LSR_DR) && (max_count-- > 0)); if (saw_console_brk) sun_do_break(); - - return tty; } static void transmit_chars(struct uart_sunsu_port *up) @@ -460,20 +458,16 @@ static irqreturn_t sunsu_serial_interrupt(int irq, void *dev_id) spin_lock_irqsave(&up->port.lock, flags); do { - struct tty_struct *tty; - status = serial_inp(up, UART_LSR); - tty = NULL; if (status & UART_LSR_DR) - tty = receive_chars(up, &status); + receive_chars(up, &status); check_modem_status(up); if (status & UART_LSR_THRE) transmit_chars(up); spin_unlock_irqrestore(&up->port.lock, flags); - if (tty) - tty_flip_buffer_push(tty); + tty_flip_buffer_push(&up->port.state->port); spin_lock_irqsave(&up->port.lock, flags); |