On 29/06/2020 09:36, Vaibhav Gupta wrote:
> The .suspend() and .resume() callbacks are not defined for this driver.
> Still, their power managemgement stucture can be easily upgraded to
> gemeric, without affecting its normal behaviour.
>
> Hence, define them NULL and use struct dev_pm_ops type to bind them.
>
> Compile-tested only.
>
> Signed-off-by: Vaibhav Gupta <[email protected]>
> ---
> drivers/media/pci/cx25821/cx25821-core.c | 8 ++++++--
> 1 file changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/media/pci/cx25821/cx25821-core.c
> b/drivers/media/pci/cx25821/cx25821-core.c
> index 41be22ce66f3..59501939d741 100644
> --- a/drivers/media/pci/cx25821/cx25821-core.c
> +++ b/drivers/media/pci/cx25821/cx25821-core.c
> @@ -1369,14 +1369,18 @@ static const struct pci_device_id cx25821_pci_tbl[] =
> {
>
> MODULE_DEVICE_TABLE(pci, cx25821_pci_tbl);
>
> +#define cx25821_suspend NULL
> +#define cx25821_resume NULL
> +
> +static SIMPLE_DEV_PM_OPS(cx25821_pm_ops, cx25821_suspend, cx25821_resume);
> +
> static struct pci_driver cx25821_pci_driver = {
> .name = "cx25821",
> .id_table = cx25821_pci_tbl,
> .probe = cx25821_initdev,
> .remove = cx25821_finidev,
> /* TODO */
> - .suspend = NULL,
> - .resume = NULL,
> + .driver.pm = &cx25821_pm_ops,
> };
Same question as for 2/6.
Regards,
Hans
>
> static int __init cx25821_init(void)
>
