netdev - Re: [PATCH net-next v2 2/3] net: stmmac: loongson: Use generic PCI suspend/resume routines

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <aQMrpB2jJhh3iDo3@pie>
Date: Thu, 30 Oct 2025 09:11:00 +0000
From: Yao Zi <ziyao@...root.org>
To: Maxime Chevallier <maxime.chevallier@...tlin.com>,
	Andrew Lunn <andrew+netdev@...n.ch>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Yanteng Si <si.yanteng@...ux.dev>,
	Huacai Chen <chenhuacai@...nel.org>,
	"Russell King (Oracle)" <rmk+kernel@...linux.org.uk>,
	Philipp Stanner <phasta@...nel.org>,
	Tiezhu Yang <yangtiezhu@...ngson.cn>,
	Qunqin Zhao <zhaoqunqin@...ngson.cn>,
	Vladimir Oltean <vladimir.oltean@....com>,
	Furong Xu <0x1207@...il.com>,
	Kunihiko Hayashi <hayashi.kunihiko@...ionext.com>,
	Jacob Keller <jacob.e.keller@...el.com>
Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next v2 2/3] net: stmmac: loongson: Use generic PCI
 suspend/resume routines

On Thu, Oct 30, 2025 at 08:38:12AM +0100, Maxime Chevallier wrote:
> Hi,
> 
> On 30/10/2025 05:19, Yao Zi wrote:
> > Convert glue driver for Loongson DWMAC controller to use the generic
> > platform suspend/resume routines for PCI controllers, instead of
> > implementing its own one.
> > 
> > Signed-off-by: Yao Zi <ziyao@...root.org>
> > ---
> >  drivers/net/ethernet/stmicro/stmmac/Kconfig   |  1 +
> >  .../ethernet/stmicro/stmmac/dwmac-loongson.c  | 36 ++-----------------
> >  2 files changed, 4 insertions(+), 33 deletions(-)
> > 
> > diff --git a/drivers/net/ethernet/stmicro/stmmac/Kconfig b/drivers/net/ethernet/stmicro/stmmac/Kconfig
> > index 598bc56edd8d..4b6911c62e6f 100644
> > --- a/drivers/net/ethernet/stmicro/stmmac/Kconfig
> > +++ b/drivers/net/ethernet/stmicro/stmmac/Kconfig
> > @@ -373,6 +373,7 @@ config DWMAC_LOONGSON
> >  	default MACH_LOONGSON64
> >  	depends on (MACH_LOONGSON64 || COMPILE_TEST) && STMMAC_ETH && PCI
> >  	depends on COMMON_CLK
> > +	depends on STMMAC_LIBPCI
> 
> If we go with a dedicated module for this, "select STMMAC_LIBPCI" would
> make more sense here I think. The same applies for the next patch.

Thanks, it's a reasonable point. I worried about possible unmet
dependencies caused by a select, but STMMAC_LIBPCI only depends on PCI
and STMMAC_ETH, which are necessary for DWMAC_LOONGSON and STMMAC_PCI
to show up.

I will change it to "select STMMAC_LIBPCI" in v3.

> Maxime
> 

Best regards,
Yao Zi