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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-07 14:39:20 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-07 14:39:20 -0800 |
| commit | 56b85f32d530d09d6805488ad00775d4e0e3baab (patch) | |
| tree | e7fbe69e338ef775d3b2dd822aa915d259b4bc94 /drivers/serial/serial_core.c | |
| parent | 3e5b08cbbf78bedd316904ab0cf3b27119433ee5 (diff) | |
| parent | 568389c257fa7d74ce36c2f78bad31965fded4cf (diff) | |
Merge branch 'tty-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty-2.6
* 'tty-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty-2.6: (36 commits)
serial: apbuart: Fixup apbuart_console_init()
TTY: Add tty ioctl to figure device node of the system console.
tty: add 'active' sysfs attribute to tty0 and console device
drivers: serial: apbuart: Handle OF failures gracefully
Serial: Avoid unbalanced IRQ wake disable during resume
tty: fix typos/errors in tty_driver.h comments
pch_uart : fix warnings for 64bit compile
8250: fix uninitialized FIFOs
ip2: fix compiler warning on ip2main_pci_tbl
specialix: fix compiler warning on specialix_pci_tbl
rocket: fix compiler warning on rocket_pci_ids
8250: add a UPIO_DWAPB32 for 32 bit accesses
8250: use container_of() instead of casting
serial: omap-serial: Add support for kernel debugger
serial: fix pch_uart kconfig & build
drivers: char: hvc: add arm JTAG DCC console support
RS485 documentation: add 16C950 UART description
serial: ifx6x60: fix memory leak
serial: ifx6x60: free IRQ on error
Serial: EG20T: add PCH_UART driver
...
Fixed up conflicts in drivers/serial/apbuart.c with evil merge that
makes the code look fairly sane (unlike either side).
Diffstat (limited to 'drivers/serial/serial_core.c')
| -rw-r--r-- | drivers/serial/serial_core.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/serial/serial_core.c b/drivers/serial/serial_core.c index 9ffa5bee44ab..460a72d91bb7 100644 --- a/drivers/serial/serial_core.c +++ b/drivers/serial/serial_core.c @@ -1985,7 +1985,8 @@ int uart_suspend_port(struct uart_driver *drv, struct uart_port *uport) tty_dev = device_find_child(uport->dev, &match, serial_match_port); if (device_may_wakeup(tty_dev)) { - enable_irq_wake(uport->irq); + if (!enable_irq_wake(uport->irq)) + uport->irq_wake = 1; put_device(tty_dev); mutex_unlock(&port->mutex); return 0; @@ -2051,7 +2052,10 @@ int uart_resume_port(struct uart_driver *drv, struct uart_port *uport) tty_dev = device_find_child(uport->dev, &match, serial_match_port); if (!uport->suspended && device_may_wakeup(tty_dev)) { - disable_irq_wake(uport->irq); + if (uport->irq_wake) { + disable_irq_wake(uport->irq); + uport->irq_wake = 0; + } mutex_unlock(&port->mutex); return 0; } @@ -2134,6 +2138,7 @@ uart_report_port(struct uart_driver *drv, struct uart_port *port) case UPIO_AU: case UPIO_TSI: case UPIO_DWAPB: + case UPIO_DWAPB32: snprintf(address, sizeof(address), "MMIO 0x%llx", (unsigned long long)port->mapbase); break; @@ -2554,6 +2559,7 @@ int uart_match_port(struct uart_port *port1, struct uart_port *port2) case UPIO_AU: case UPIO_TSI: case UPIO_DWAPB: + case UPIO_DWAPB32: return (port1->mapbase == port2->mapbase); } return 0; |