[PATCH] pci: Add standard PCIe ECAM macros

[Tom Rini]

On Wed, Nov 03, 2021 at 01:01:05AM +0100, Pali Rohár wrote:

> Lot of PCIe controllers are using ECAM addressing. So add common ECAM
> macros into U-Boot's pci.h header file which can be suitable for most
> PCI controller drivers.
> 
> Replace custom ECAM address macros in every PCI controller driver by new
> ECAM macros from U-Boot's pci.h header file.
> 
> Similar macros are defined also in Linux kernel. There is a small
> difference between Linux and these new U-Boot macros.
> 
> U-Boot's PCIE_ECAM_OFFSET() takes device and function numbers in separate
> arguments. Linux's PCIE_ECAM_OFFSET() takes device and function numbers
> encoded in one argument. The reason is that U-Boot's PCI_DEVFN() macro is
> different than Linux's PCI_SLOT() macro. So having device and function
> numbers in separate arguments makes code more straightforward.
> 
> Signed-off-by: Pali Rohár <pali at kernel.org>
> Reviewed-by: Stefan Roese <sr at denx.de>

Applied to u-boot/next, thanks!

-- 
Tom
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