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| author | Jeff Garzik <jgarzik@pobox.com> | 2005-06-30 06:49:38 +0200 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-06-30 06:49:38 +0200 |
| commit | e9dd2561793c05d70c9df1bc16a2dde6f23388df (patch) | |
| tree | 20099972569cc0748133a6351600fff9cbb15f4a /drivers/serial/sunsab.c | |
| parent | Merge /spare/repo/netdev-2.6 branch 'ieee80211' (diff) | |
| parent | Merge upstream 2.6.13-rc1-git1 into 'ieee80211' branch of netdev-2.6. (diff) | |
| download | linux-e9dd2561793c05d70c9df1bc16a2dde6f23388df.tar.xz linux-e9dd2561793c05d70c9df1bc16a2dde6f23388df.zip | |
Merge /spare/repo/netdev-2.6 branch 'ieee80211'
Diffstat (limited to 'drivers/serial/sunsab.c')
| -rw-r--r-- | drivers/serial/sunsab.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/serial/sunsab.c b/drivers/serial/sunsab.c index 10e2990a40d4..8d198880756a 100644 --- a/drivers/serial/sunsab.c +++ b/drivers/serial/sunsab.c @@ -426,18 +426,15 @@ static void sunsab_set_mctrl(struct uart_port *port, unsigned int mctrl) sunsab_tx_idle(up); } -/* port->lock is not held. */ +/* port->lock is held by caller and interrupts are disabled. */ static unsigned int sunsab_get_mctrl(struct uart_port *port) { struct uart_sunsab_port *up = (struct uart_sunsab_port *) port; - unsigned long flags; unsigned char val; unsigned int result; result = 0; - spin_lock_irqsave(&up->port.lock, flags); - val = readb(&up->regs->r.pvr); result |= (val & up->pvr_dsr_bit) ? 0 : TIOCM_DSR; @@ -447,8 +444,6 @@ static unsigned int sunsab_get_mctrl(struct uart_port *port) val = readb(&up->regs->r.star); result |= (val & SAB82532_STAR_CTS) ? TIOCM_CTS : 0; - spin_unlock_irqrestore(&up->port.lock, flags); - return result; } |