linux-kernel - Re: [PATCH v1] [media] netup_unidvb: use generic power management

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Message-ID: <20200830081004.GA17376@gofer.mess.org>
Date:   Sun, 30 Aug 2020 09:10:04 +0100
From:   Sean Young <sean@...s.org>
To:     Vaibhav Gupta <vaibhavgupta40@...il.com>
Cc:     Bjorn Helgaas <helgaas@...nel.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Bjorn Helgaas <bjorn@...gaas.com>,
        Vaibhav Gupta <vaibhav.varodek@...il.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Sergey Kozlov <serjk@...up.ru>, Abylay Ospan <aospan@...up.ru>,
        Hans Verkuil <hverkuil@...all.nl>,
        linux-kernel@...r.kernel.org, linux-media@...r.kernel.org,
        linux-kernel-mentees@...ts.linuxfoundation.org,
        Shuah Khan <skhan@...uxfoundation.org>
Subject: Re: [PATCH v1] [media] netup_unidvb: use generic power management

On Tue, Jul 28, 2020 at 02:57:17PM +0530, Vaibhav Gupta wrote:
> The .suspend() and .resume() callbacks are not defined for this driver.
> Still, their power management structure follows the legacy framework. To
> bring it under the generic framework, simply remove the binding of
> callbacks from "struct pci_driver".

Unlisted fields in a static struct initializer will get set to 0 (or NULL
for pointers) already. Removing the NULL initializers will not change
anything.

Possibly you want to remove the redundant initializers but your commit
message should say so.


Sean

> 
> Signed-off-by: Vaibhav Gupta <vaibhavgupta40@...il.com>
> ---
>  drivers/media/pci/netup_unidvb/netup_unidvb_core.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/drivers/media/pci/netup_unidvb/netup_unidvb_core.c b/drivers/media/pci/netup_unidvb/netup_unidvb_core.c
> index 80a7c41baa90..6f3125c2d097 100644
> --- a/drivers/media/pci/netup_unidvb/netup_unidvb_core.c
> +++ b/drivers/media/pci/netup_unidvb/netup_unidvb_core.c
> @@ -1016,8 +1016,6 @@ static struct pci_driver netup_unidvb_pci_driver = {
>  	.id_table = netup_unidvb_pci_tbl,
>  	.probe    = netup_unidvb_initdev,
>  	.remove   = netup_unidvb_finidev,
> -	.suspend  = NULL,
> -	.resume   = NULL,
>  };
>  
>  module_pci_driver(netup_unidvb_pci_driver);
> -- 
> 2.27.0