Re: [PATCH] i2c: nvidia-gpu: mark resume function as __maybe_unused
From: Andy Shevchenko
Date: Tue Dec 11 2018 - 05:50:33 EST
On Mon, Dec 10, 2018 at 09:53:45PM +0100, Arnd Bergmann wrote:
> When CONFIG_PM is disabled, this is needed to avoid a harmless
> unused-function warning:
>
> drivers/i2c/busses/i2c-nvidia-gpu.c:345:12: error: 'gpu_i2c_resume' defined but not used [-Werror=unused-function]
>
FWIW,
Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> Fixes: c71bcdcb42a7 ("i2c: add i2c bus driver for NVIDIA GPU")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> ---
> drivers/i2c/busses/i2c-nvidia-gpu.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/i2c/busses/i2c-nvidia-gpu.c b/drivers/i2c/busses/i2c-nvidia-gpu.c
> index e99c3bb58351..4e67d5ed480e 100644
> --- a/drivers/i2c/busses/i2c-nvidia-gpu.c
> +++ b/drivers/i2c/busses/i2c-nvidia-gpu.c
> @@ -342,7 +342,7 @@ static void gpu_i2c_remove(struct pci_dev *pdev)
> pci_free_irq_vectors(pdev);
> }
>
> -static int gpu_i2c_resume(struct device *dev)
> +static __maybe_unused int gpu_i2c_resume(struct device *dev)
> {
> struct gpu_i2c_dev *i2cd = dev_get_drvdata(dev);
>
> --
> 2.20.0
>
--
With Best Regards,
Andy Shevchenko