Re: [PATCH net-next v4 2/2] of: net: fix of_get_mac_addr_nvmem() for non-platform devices

From: Michael Walle <michael@walle.cc>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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Subject: Re: [PATCH net-next v4 2/2] of: net: fix of_get_mac_addr_nvmem() for non-platform devices
Date: Wed, 28 Apr 2021 10:09:17 +0200	[thread overview]
Message-ID: <452795c5254b65cfba6e52cfc94d92bd@walle.cc> (raw)
In-Reply-To: <3677398ebb77f334abb4899770db633d9658fe82.camel@kernel.crashing.org>

Am 2021-04-27 01:44, schrieb Benjamin Herrenschmidt:
> On Mon, 2021-04-26 at 12:54 +0200, Michael Walle wrote:
>> (2) What do you think of eth_get_mac_address(ndev). That is, the
> 
> Not sure what you mean, eth_platform_get_mac_address() takes the
> address as an argument. I think what you want is a consolidated
> nvmem_get_mac_address + eth_platform_get_mac_address that takes a
> device, which would have no requirement of the bus_type at all.

Sure. What I meant was the following:

  eth_get_mac_address(struct net_device *ndev)
vs.
  eth_get_mac_address(struct device *dev, u8 *mac_buf)

The first would assume the destination is ndev->dev_addr (which
is true for most of the calls, but not all).

-michael