[PATCH] of: unittest: Use bigger address cells to catch parser regressions
    Rob Herring 
    robh+dt at kernel.org
       
    Mon Aug  3 18:27:39 EDT 2020
    
    
  
On Mon, Aug 3, 2020 at 8:25 AM Nicolas Saenz Julienne
<nsaenzjulienne at suse.de> wrote:
>
> Getting address and size cells for dma-ranges/ranges parsing is tricky
> and shouldn't rely on the node's count_cells() method. The function
> starts looking for cells on the parent node, as its supposed to work
> with device nodes, which doesn't work when input with bus nodes, as
> generally done when parsing ranges.
>
> Add test to catch regressions on that specific quirk as developers will
> be tempted to edit it out in favor of the default method.
>
> Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne at suse.de>
> ---
>  drivers/of/unittest-data/tests-address.dtsi | 10 +++++-----
>  drivers/of/unittest.c                       |  2 +-
>  2 files changed, 6 insertions(+), 6 deletions(-)
Applied, thanks.
Rob
    
    
More information about the linux-rpi-kernel
mailing list