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From: "Russell King (Oracle)" <linux@armlinux.org.uk>
To: Michael Sit Wei Hong <michael.wei.hong.sit@intel.com>
Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com>,
	Alexandre Torgue <alexandre.torgue@foss.st.com>,
	Jose Abreu <joabreu@synopsys.com>,
	"David S . Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	Ong Boon Leong <boon.leong.ong@intel.com>,
	netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, hkallweit1@gmail.com,
	andrew@lunn.ch, Looi Hong Aun <hong.aun.looi@intel.com>,
	Voon Weifeng <weifeng.voon@intel.com>,
	Lai Peter Jun Ann <peter.jun.ann.lai@intel.com>
Subject: Re: [PATCH net v4 1/3] net: phylink: add phylink_expects_phy() method
Date: Thu, 30 Mar 2023 09:48:29 +0100	[thread overview]
Message-ID: <ZCVM3c+Pk38pv6vs@shell.armlinux.org.uk> (raw)
In-Reply-To: <20230330084000.3292487-2-michael.wei.hong.sit@intel.com>

On Thu, Mar 30, 2023 at 04:39:58PM +0800, Michael Sit Wei Hong wrote:
> Provide phylink_expects_phy() to allow MAC drivers to check if it
> is expecting a PHY to attach to. Since fixed-linked setups do not
> need to attach to a PHY.
> 
> Provides a boolean value as to if the MAC should expect a PHY.
> returns true if a PHY is expected.
> 
> Signed-off-by: Michael Sit Wei Hong <michael.wei.hong.sit@intel.com>
> ---
>  drivers/net/phy/phylink.c | 17 +++++++++++++++++
>  include/linux/phylink.h   |  1 +
>  2 files changed, 18 insertions(+)
> 
> diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c
> index 1a2f074685fa..4c080656e280 100644
> --- a/drivers/net/phy/phylink.c
> +++ b/drivers/net/phy/phylink.c
> @@ -1586,6 +1586,23 @@ void phylink_destroy(struct phylink *pl)
>  }
>  EXPORT_SYMBOL_GPL(phylink_destroy);
>  
> +/**
> + * phylink_expects_phy() - Determine if phylink expects a phy to be attached
> + * @pl: a pointer to a &struct phylink returned from phylink_create()
> + *
> + * Fixed-link mode does not need a PHY, returns a boolean value to check if
> + * phylink will be expecting a PHY to attach.

This description could be clearer (for example, it isn't just about
fixed-link mode), but apart from that, it's good. I don't think that's
a reason to delay this any further, but please follow-up with a patch
to improve this description.

Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>

Thanks!

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last!

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WARNING: multiple messages have this Message-ID (diff)
From: "Russell King (Oracle)" <linux@armlinux.org.uk>
To: Michael Sit Wei Hong <michael.wei.hong.sit@intel.com>
Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com>,
	Alexandre Torgue <alexandre.torgue@foss.st.com>,
	Jose Abreu <joabreu@synopsys.com>,
	"David S . Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	Ong Boon Leong <boon.leong.ong@intel.com>,
	netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, hkallweit1@gmail.com,
	andrew@lunn.ch, Looi Hong Aun <hong.aun.looi@intel.com>,
	Voon Weifeng <weifeng.voon@intel.com>,
	Lai Peter Jun Ann <peter.jun.ann.lai@intel.com>
Subject: Re: [PATCH net v4 1/3] net: phylink: add phylink_expects_phy() method
Date: Thu, 30 Mar 2023 09:48:29 +0100	[thread overview]
Message-ID: <ZCVM3c+Pk38pv6vs@shell.armlinux.org.uk> (raw)
In-Reply-To: <20230330084000.3292487-2-michael.wei.hong.sit@intel.com>

On Thu, Mar 30, 2023 at 04:39:58PM +0800, Michael Sit Wei Hong wrote:
> Provide phylink_expects_phy() to allow MAC drivers to check if it
> is expecting a PHY to attach to. Since fixed-linked setups do not
> need to attach to a PHY.
> 
> Provides a boolean value as to if the MAC should expect a PHY.
> returns true if a PHY is expected.
> 
> Signed-off-by: Michael Sit Wei Hong <michael.wei.hong.sit@intel.com>
> ---
>  drivers/net/phy/phylink.c | 17 +++++++++++++++++
>  include/linux/phylink.h   |  1 +
>  2 files changed, 18 insertions(+)
> 
> diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c
> index 1a2f074685fa..4c080656e280 100644
> --- a/drivers/net/phy/phylink.c
> +++ b/drivers/net/phy/phylink.c
> @@ -1586,6 +1586,23 @@ void phylink_destroy(struct phylink *pl)
>  }
>  EXPORT_SYMBOL_GPL(phylink_destroy);
>  
> +/**
> + * phylink_expects_phy() - Determine if phylink expects a phy to be attached
> + * @pl: a pointer to a &struct phylink returned from phylink_create()
> + *
> + * Fixed-link mode does not need a PHY, returns a boolean value to check if
> + * phylink will be expecting a PHY to attach.

This description could be clearer (for example, it isn't just about
fixed-link mode), but apart from that, it's good. I don't think that's
a reason to delay this any further, but please follow-up with a patch
to improve this description.

Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>

Thanks!

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last!

  reply	other threads:[~2023-03-30  8:52 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-30  8:39 [PATCH net v4 0/3] Fix PHY handle no longer parsing Michael Sit Wei Hong
2023-03-30  8:39 ` Michael Sit Wei Hong
2023-03-30  8:39 ` [PATCH net v4 1/3] net: phylink: add phylink_expects_phy() method Michael Sit Wei Hong
2023-03-30  8:39   ` Michael Sit Wei Hong
2023-03-30  8:48   ` Russell King (Oracle) [this message]
2023-03-30  8:48     ` Russell King (Oracle)
2023-03-30  8:39 ` [PATCH net v4 2/3] net: stmmac: check if MAC needs to attach to a PHY Michael Sit Wei Hong
2023-03-30  8:39   ` Michael Sit Wei Hong
2023-03-30  8:40 ` [PATCH net v4 3/3] net: stmmac: remove redundant fixup to support fixed-link mode Michael Sit Wei Hong
2023-03-30  8:40   ` Michael Sit Wei Hong

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