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SubjectRe: [PATCH net-next 1/6] phy: add 2.5G SGMII mode to the phy_mode enum
Hi Florian,

On Thu, Dec 28, 2017 at 06:16:51AM -0800, Florian Fainelli wrote:
> On 12/28/2017 02:06 AM, Antoine Tenart wrote:
> > On Thu, Dec 28, 2017 at 08:20:53AM +0100, Andrew Lunn wrote:
> >> On Wed, Dec 27, 2017 at 11:14:41PM +0100, Antoine Tenart wrote:
> >>> This patch adds one more generic PHY mode to the phy_mode enum, to allow
> >>> configuring generic PHYs to the 2.5G SGMII mode by using the set_mode
> >>> callback.
> >>>
> >>> Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com>
> >>> ---
> >>> include/linux/phy/phy.h | 1 +
> >>> 1 file changed, 1 insertion(+)
> >>>
> >>> diff --git a/include/linux/phy/phy.h b/include/linux/phy/phy.h
> >>> index 4f8423a948d5..70459a28f3a1 100644
> >>> --- a/include/linux/phy/phy.h
> >>> +++ b/include/linux/phy/phy.h
> >>> @@ -28,6 +28,7 @@ enum phy_mode {
> >>> PHY_MODE_USB_DEVICE,
> >>> PHY_MODE_USB_OTG,
> >>> PHY_MODE_SGMII,
> >>> + PHY_MODE_SGMII_2_5G,
> >>> PHY_MODE_10GKR,
> >>> PHY_MODE_UFS_HS_A,
> >>> PHY_MODE_UFS_HS_B,
> >>
> >> There was a discussion maybe last month about adding 2.5G SGMII. I
> >> would prefer 2500SGMII. Putting the number first makes it uniform with
> >> the other defines, 1000BASEX, 25000BASEX, 10GKR.
> >
> > Good to know. I wasn't completely sure how to name this mode properly,
> > but I'm fine with PHY_MODE_2500SGMII. I'll update the patches and send a
> > v2 (without the dt part).
>
> And since you are respinning, please make sure you update phy_modes() in
> the same header file as well as
> Documentation/devicetree/bindings/net/ethernet.txt with the newly added
> PHY interface mode.

Actually it's a generic PHY mode I'm adding, not a network PHY mode.
There's no phy_modes() function for generic PHYs (and this 2500BaseX
mode already is supported in the network PHY modes).

Thanks!
Antoine

--
Antoine Ténart, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

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