[PATCH 2/4] pci: Extend 'pci regions' command with bus number

[Tom Rini]

On Mon, Jan 17, 2022 at 04:38:38PM +0100, Pali Rohár wrote:

> 'pci regions' currently prints only region information from bus 0 which
> belongs to controller 0. Parser for 'pci regions' cmdline currently ignores
> any additional arguments and so U-Boot always uses bus 0.
> 
> Regions are stored in controller (not on the bus) and therefore to retrieve
> controller from the bus, it is needed to call pci_get_controller() which
> returns root bus. Because bus 0 is root bus, current code worked fine for
> controller 0.
> 
> Extend cmdline parser for 'pci regions' to allows specifying bus number,
> extend pci_show_regions() code to accept also non-zero bus number and
> print bus ranges for which is regions configuration assigned.
> 
> Signed-off-by: Pali Rohár <pali at kernel.org>
> Reviewed-by: Stefan Roese <sr at denx.de>

Applied to u-boot/master, thanks!

-- 
Tom
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