lkml.org 
[lkml]   [2020]   [Mar]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH] ARM: dts: bcm283x: Add cells encoding format to firmware bus
From
Date


On 3/27/2020 9:15 AM, Matthias Brugger wrote:
>
>
> On 26/03/2020 14:44, Nicolas Saenz Julienne wrote:
>> With the introduction of 55c7c0621078 ("ARM: dts: bcm283x: Fix vc4's
>> firmware bus DMA limitations") the firmware bus has to comply with
>> /soc's DMA limitations. Ultimately linking both buses to a same
>> dma-ranges property. The patch (and author) missed the fact that a bus'
>> #address-cells and #size-cells properties are not inherited, but set to
>> a fixed value which, in this case, doesn't match /soc's. This, although
>> not breaking Linux's DMA mapping functionality, generates ugly dtc
>> warnings.
>>
>> Fix the issue by adding the correct address and size cells properties
>> under the firmware bus.
>>
>> Fixes: 55c7c0621078 ("ARM: dts: bcm283x: Fix vc4's firmware bus DMA limitations")
>> Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
>
> Reviewed-by: Matthias Brugger <mbrugger@suse.com>

Should this be squashed into "ARM: dts: bcm283x: Fix vc4's firmware bus
DMA limitations"? I have not gotten a response it has been accepted yet.
--
Florian

\
 
 \ /
  Last update: 2020-03-27 17:18    [W:0.052 / U:36.640 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site