Re: [PATCH v7] PCI: loongson: Override PCIe bridge supported speeds for Loongson-3C6000 series

[Manivannan Sadhasivam]

On Thu, Feb 26, 2026 at 03:09:34PM +0800, Xi Ruoyao wrote:
> On Thu, 2026-02-26 at 12:01 +0530, Manivannan Sadhasivam wrote:
> > > Cc: stable@xxxxxxxxxxxxxxx
> > 
> > Since this is a bug fix which needs to be backported, what is the commit SHA for
> > the Fixes tag? The one which added Loongson-3C6000 support to this driver.
> 
> The PCI controller driver didn't have any change specifically for
> Loongson-3C6000 before this one, but the kernel will only boot on
> Loongson-3C6000 if the AVECINTC support (commit ae16f05c928a, i.e. Linux
> 6.12+) is available.
> 

So can you share the commit that introduced the Loongson-3C6000 platform?
ae16f05c928a just added the AVEC support. Though this might be necessary for
booting, this is not the actual commit that introduced the buggy platform
support.

- Mani

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