[PATCH v3 07/12] PCI: rockchip-ep: Refactor rockchip_pcie_ep_probe() MSI-X hiding

[Manivannan Sadhasivam]

On Fri, Oct 11, 2024 at 05:25:56PM +0900, Damien Le Moal wrote:
> On 10/10/24 16:25, Manivannan Sadhasivam wrote:
> > On Mon, Oct 07, 2024 at 01:12:13PM +0900, Damien Le Moal wrote:
> >> Move the code in rockchip_pcie_ep_probe() to hide the MSI-X capability
> >> to its own function, rockchip_pcie_ep_hide_msix_cap(). No functional
> >> changes.
> >>
> >> Signed-off-by: Damien Le Moal <dlemoal at kernel.org>
> > 
> > Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam at linaro.org>
> > 
> > Btw, can someone from Rockchip confirm if this hiding is necessary for all the
> > SoCs? It looks to me like an SoC quirk.
> 
> All SoCs ? Are there several versions of the RK3399 ?

There seems to be some:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=296602b8e5f7

> As far as I know, there is only one. This is unlike the designware IP block used
> in the RK3588 which can also be found in other SoC and may have some variations
> due to different synthesis parameters.
> 

But anyway, let's keep the quirk until we hear otherwise.

- Mani

> -- 
> Damien Le Moal
> Western Digital Research

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