On Sun, Oct 23, 2011 at 04:13:31AM +0200, Pierre-Hugues Husson wrote:
>  Delete PM-related uncommented calls from nvec_kbd
>  Make wakeup events configurable through 
> /sys/module/nvec/parameters/wakeup_on_*

Write a better commit message, you're missing punctuation. And really split
out the changes to nvec_kbd, they do not really belong here.

> 
> Signed-off-by: Pierre-Hugues Husson <[email protected]> ---
>  drivers/staging/nvec/nvec.c     |   42 
> +++++++++++++++++++++++++++++++++++++++
>  drivers/staging/nvec/nvec_kbd.c |    5 +--
>  2 files changed, 44 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/staging/nvec/nvec.c b/drivers/staging/nvec/nvec.c
> index 52af8ec..758a558 100644
> --- a/drivers/staging/nvec/nvec.c
> +++ b/drivers/staging/nvec/nvec.c
> @@ -795,6 +795,45 @@ static int __devexit tegra_nvec_remove(struct 
> platform_device *pdev)
>  
>  #ifdef CONFIG_PM
>  
> +static int wakeup_on_lid = 1;
> +static int wakeup_on_power_button = 1;

I don't think that we need to have this conditional. Just always
wakeup on power button presses.


> +static int wakeup_on_any_key = 0;

Do not initialise variables to 0.

> +static int wakeup_on_home_key = 1;

Is this used under Android? If not, it should
not be 1.

> +module_param(wakeup_on_lid, int, 0644);
> +module_param(wakeup_on_power_button, int, 0644);
> +module_param(wakeup_on_any_key, int, 0644);
> +module_param(wakeup_on_home_key, int, 0644);
> +
> +static void tegra_nvec_setup_wakeup_events(struct nvec_chip *nvec) {
> +     {
> +             //Resume on LID
> +             char cmd[]={ 0x01, 0xFD, 0x01, 0x00, 0x00, 0x02, 0x00};
> +             cmd[2]=!!wakeup_on_lid;
> +             nvec_write_async(nvec, cmd, sizeof(cmd));
> +     }
> +
> +     {
> +             //Resume on Power button
> +             char cmd[]={ 0x01, 0xFD, 0x01, 0x00, 0x00, 0x01, 0x00};
> +             cmd[2]=!!wakeup_on_power_button;
> +             nvec_write_async(nvec, cmd, sizeof(cmd));
> +     }
> +
> +     {
> +             //Resume on any key press
> +             char cmd[]={ 0x05, 0x03, 0x01, 0x01};
> +             cmd[2]=!!wakeup_on_any_key;
> +             nvec_write_async(nvec, cmd, sizeof(cmd));
> +     }
> +
> +     {
> +             //Resume on home key press
> +             char cmd[]={ 0x05, 0x03, 0x01, 0x02};
> +             cmd[2]=!!wakeup_on_home_key;
> +             nvec_write_async(nvec, cmd, sizeof(cmd));
> +     }
> +}
> +

See what Marc wrote.

>  static int tegra_nvec_suspend(struct platform_device *pdev, pm_message_t 
> state)
>  {
>       struct nvec_chip *nvec = platform_get_drvdata(pdev);
> @@ -803,12 +842,15 @@ static int tegra_nvec_suspend(struct platform_device 
> *pdev, pm_message_t state)
>       dev_dbg(nvec->dev, "suspending\n");
>       nvec_write_async(nvec, "\x0d\x10\x59\x94", 4);
>  
> +     tegra_nvec_setup_wakeup_events(nvec);
> +
>       /* keep these sync or you'll break suspend */
>       msg = nvec_write_sync(nvec, EC_DISABLE_EVENT_REPORTING, 3);
>       nvec_msg_free(nvec, msg);
>       msg = nvec_write_sync(nvec, "\x04\x02", 2);
>       nvec_msg_free(nvec, msg);
>  
> +

That line does not belong here, there is already one empty line, and
one empty line is definitely enough for structuring code.

>       nvec_disable_i2c_slave(nvec);
>  
>       return 0;
> diff --git a/drivers/staging/nvec/nvec_kbd.c b/drivers/staging/nvec/nvec_kbd.c
> index a4ce5a7..c599f6e7 100644
> --- a/drivers/staging/nvec/nvec_kbd.c
> +++ b/drivers/staging/nvec/nvec_kbd.c
> @@ -140,10 +140,9 @@ static int __devinit nvec_kbd_probe(struct 
> platform_device *pdev)
>       /* Enable keyboard */
>       nvec_write_async(nvec, "\x05\xf4", 2);
>  
> -     /* keyboard reset? */
> -     nvec_write_async(nvec, "\x05\x03\x01\x01", 4);
> -     nvec_write_async(nvec, "\x05\x04\x01", 3);
> +     //Send 0xff (reset keyboard) on PS2 bus
>       nvec_write_async(nvec, "\x06\x01\xff\x03", 4);
> +
>  /*   FIXME
>       wait until keyboard reset is finished or until we have a sync write */ 
> --

Split that out into one or two separate commits, and use standard (old) C
comments.


-- 
Julian Andres Klode  - Debian Developer, Ubuntu Member

See http://wiki.debian.org/JulianAndresKlode and http://jak-linux.org/.

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