Re: [PATCH 31/33] dmaengine: at_hdmac: Use pm_ptr()

From: Vinod Koul
Date: Wed Oct 19 2022 - 12:50:20 EST


On 20-08-22, 15:57, Tudor Ambarus wrote:
> From: Tudor Ambarus <tudor.ambarus@xxxxxxxxx>
>
> Use pm_ptr() macro to fill at_xdmac_driver.driver.pm. In case CONFIG_PM is
> not enabled, the macro will return NULL.

You annotated at_dma_dev_pm_ops with __maybe_unused which is a correct
thing to do, but should be explained here

>
> Signed-off-by: Tudor Ambarus <tudor.ambarus@xxxxxxxxx>
> ---
> drivers/dma/at_hdmac.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
> index 0b473e6d161d..e35b4b325452 100644
> --- a/drivers/dma/at_hdmac.c
> +++ b/drivers/dma/at_hdmac.c
> @@ -2524,7 +2524,7 @@ static int at_dma_resume_noirq(struct device *dev)
> return 0;
> }
>
> -static const struct dev_pm_ops at_dma_dev_pm_ops = {
> +static const struct dev_pm_ops __maybe_unused at_dma_dev_pm_ops = {
> .prepare = at_dma_prepare,
> .suspend_noirq = at_dma_suspend_noirq,
> .resume_noirq = at_dma_resume_noirq,
> @@ -2536,7 +2536,7 @@ static struct platform_driver at_dma_driver = {
> .id_table = atdma_devtypes,
> .driver = {
> .name = "at_hdmac",
> - .pm = &at_dma_dev_pm_ops,
> + .pm = pm_ptr(&at_dma_dev_pm_ops),
> .of_match_table = of_match_ptr(atmel_dma_dt_ids),
> },
> };
> --
> 2.25.1

--
~Vinod