[PATCH net-next v3 29/47] net: fman: Map the base address once

Sean Anderson sean.anderson at seco.com
Thu Jul 21 08:34:29 PDT 2022



On 7/21/22 9:04 AM, Camelia Alexandra Groza wrote:
>> -----Original Message-----
>> From: Sean Anderson <sean.anderson at seco.com>
>> Sent: Saturday, July 16, 2022 1:00
>> To: David S . Miller <davem at davemloft.net>; Jakub Kicinski
>> <kuba at kernel.org>; Madalin Bucur <madalin.bucur at nxp.com>;
>> netdev at vger.kernel.org
>> Cc: Paolo Abeni <pabeni at redhat.com>; Eric Dumazet
>> <edumazet at google.com>; linux-arm-kernel at lists.infradead.org; Russell
>> King <linux at armlinux.org.uk>; linux-kernel at vger.kernel.org; Sean Anderson
>> <sean.anderson at seco.com>
>> Subject: [PATCH net-next v3 29/47] net: fman: Map the base address once
>> 
>> We don't need to remap the base address from the resource twice (once in
>> mac_probe() and again in set_fman_mac_params()). We still need the
>> resource to get the end address, but we can use a single function call
>> to get both at once.
>> 
>> While we're at it, use platform_get_mem_or_io and
>> devm_request_resource
>> to map the resource. I think this is the more "correct" way to do things
>> here, since we use the pdev resource, instead of creating a new one.
>> It's still a bit tricy, since we need to ensure that the resource is a
> 
> *tricky* typo

Thanks, will fix.

--Sean

>> child of the fman region when it gets requested.
>> 
>> Signed-off-by: Sean Anderson <sean.anderson at seco.com>
> 
> Acked-by: Camelia Groza <camelia.groza at nxp.com>
> 



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