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From: Sascha Hauer <s.hauer@pengutronix.de>
To: Andrey Smirnov <andrew.smirnov@gmail.com>
Cc: "barebox@lists.infradead.org" <barebox@lists.infradead.org>
Subject: Re: [PATCH v2 7/8] mdio_bus: Change PHY's naming scheme
Date: Thu, 4 Feb 2016 08:47:31 +0100	[thread overview]
Message-ID: <20160204074731.GR4118@pengutronix.de> (raw)
In-Reply-To: <CAHQ1cqFg1+bna2eiR=d6p76=SxqUV-fSzUans57=iaJLL5RVgw@mail.gmail.com>

Hi Andrey,

On Wed, Feb 03, 2016 at 11:23:38AM -0800, Andrey Smirnov wrote:
> On Tue, Feb 2, 2016 at 11:36 PM, Sascha Hauer <s.hauer@pengutronix.de> wrote:
> > On Sun, Jan 31, 2016 at 07:10:12PM -0800, Andrey Smirnov wrote:
> >> Change the way PHY devices are named upon creation. This commit replaces
> >> sequentialy numbered "/dev/phy%d" with "/dev/mdio%d-phy%02x". This way
> >> it is significanlty easier to identify which PHY in real-life (e.g. on a
> >> schematic) corresponds to which device in /dev.
> >>
> >> Also, replace asprintf with xasprintf to provide some form of memory
> >> allocation failure checking.
> >>
> >> Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
> >> ---
> >>  drivers/net/phy/mdio_bus.c | 4 +++-
> >>  1 file changed, 3 insertions(+), 1 deletion(-)
> >>
> >> diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
> >> index b74b27e..41bf018 100644
> >> --- a/drivers/net/phy/mdio_bus.c
> >> +++ b/drivers/net/phy/mdio_bus.c
> >> @@ -333,7 +333,9 @@ static int mdio_bus_probe(struct device_d *_dev)
> >>       dev_add_param_int_ro(&dev->dev, "phy_addr", dev->addr, "%d");
> >>       dev_add_param_int_ro(&dev->dev, "phy_id", dev->phy_id, "0x%08x");
> >>
> >> -     dev->cdev.name = asprintf("phy%d", _dev->id);
> >> +     dev->cdev.name = xasprintf("mdio%d-phy%02x",
> >> +                                dev->bus->dev.id,
> >> +                                dev->addr);
> >
> > While at it we can change the phy device name in the same way to be
> > consistent:
> 
> Yeah, I agree, let's do this. Let me know if I should do v3 patch set.

I'll squash that here as necessary.

Sascha

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  reply	other threads:[~2016-02-04  7:47 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-01  3:10 [PATCH v2 0/8] Bitbang MDIO, miitool changes Andrey Smirnov
2016-02-01  3:10 ` [PATCH v2 1/8] include/linux/phy.h: Add MII_ADDR_C45 Andrey Smirnov
2016-02-01  3:10 ` [PATCH v2 2/8] net: Port bitbanged MDIO code from Linux kernel Andrey Smirnov
2016-02-01  3:10 ` [PATCH v2 3/8] miitool: Fix PHY argument handling Andrey Smirnov
2016-02-01  3:10 ` [PATCH v2 4/8] mdio_bus: Change dev_info to dev_dbg Andrey Smirnov
2016-02-01  3:10 ` [PATCH v2 5/8] mdio_bus: Add mdiobus_get_bus() function Andrey Smirnov
2016-02-01  3:10 ` [PATCH v2 6/8] miitool: Don't print negative parent IDs Andrey Smirnov
2016-02-01  3:10 ` [PATCH v2 7/8] mdio_bus: Change PHY's naming scheme Andrey Smirnov
2016-02-03  7:36   ` Sascha Hauer
2016-02-03 19:23     ` Andrey Smirnov
2016-02-04  7:47       ` Sascha Hauer [this message]
2016-02-01  3:10 ` [PATCH v2 8/8] miitool: Add code to register a PHY Andrey Smirnov
2016-02-01  9:35   ` Sascha Hauer
2016-02-03  0:41     ` Andrey Smirnov
2016-02-03  7:34       ` Sascha Hauer
2016-02-03 19:20         ` Andrey Smirnov

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