[PATCH v11 09/11] PCI: brcmstb: Accommodate MSI for older chips

Rob Herring robh at kernel.org
Thu Sep 10 12:20:59 EDT 2020


On Mon, 24 Aug 2020 15:30:22 -0400, Jim Quinlan wrote:
> From: Jim Quinlan <jquinlan at broadcom.com>
> 
> Older BrcmSTB chips do not have a separate register for MSI interrupts; the
> MSIs are in a register that also contains unrelated interrupts.  In
> addition, the interrupts lie in bits [31..24] for these legacy chips.  This
> commit provides common code for both legacy and non-legacy MSI interrupt
> registers.
> 
> Signed-off-by: Jim Quinlan <jquinlan at broadcom.com>
> Acked-by: Florian Fainelli <f.fainelli at gmail.com>
> ---
>  drivers/pci/controller/pcie-brcmstb.c | 71 +++++++++++++++++++--------
>  1 file changed, 50 insertions(+), 21 deletions(-)
> 

Reviewed-by: Rob Herring <robh at kernel.org>



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