Re: [PATCHv2 2/5] driver: serial: omap: prevent runtime PM for "no_console_suspend"

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi Felipe,
On Monday 22 April 2013 08:01 PM, Felipe Balbi wrote:
Hi,

On Mon, Apr 22, 2013 at 07:13:54PM +0530, Sourav Poddar wrote:
The driver manages "no_console_suspend" by preventing runtime PM
during the suspend path, which forces the console UART to stay awake.

Signed-off-by: Sourav Poddar<sourav.poddar@xxxxxx>
---
  drivers/tty/serial/omap-serial.c |    5 ++++-
  1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
index 08332f3..640b14e 100644
--- a/drivers/tty/serial/omap-serial.c
+++ b/drivers/tty/serial/omap-serial.c
@@ -1582,7 +1582,7 @@ static int serial_omap_runtime_suspend(struct device *dev)
  	struct uart_omap_port *up = dev_get_drvdata(dev);
  	struct omap_uart_port_info *pdata = dev->platform_data;

-	if (!up)
+	if (!up || (!console_suspend_enabled&&  uart_console(&up->port)))
  		return -EINVAL;
-EBUSY would be a better value for uart_console case, so this check
should be splitted accordingly. Likewise on second hunk.

Ok. Will change in the next version.
--
To unsubscribe from this list: send the line "unsubscribe linux-serial" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Kernel Newbies]     [Security]     [Netfilter]     [Bugtraq]     [Linux PPP]     [Linux FS]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Video 4 Linux]     [Linmodem]     [Device Mapper]     [Linux Kernel for ARM]

  Powered by Linux