[PATCH] PCI: rockchip-ep: Mark RK3399 as intx_capable

Manivannan Sadhasivam manivannan.sadhasivam at linaro.org
Wed Apr 2 00:50:27 PDT 2025


On Wed, Mar 26, 2025 at 09:01:16PM +0100, Niklas Cassel wrote:
> RK3399 can raise INTx interrupts, as can be seen by
> rockchip_pcie_ep_send_intx_irq().
> 
> This is also in line with the register description of
> PCIE_CLIENT_LEGACY_INT_CTRL, section "17.6.3 PCIe Client Detail Register
> Description" of the RK3399 TRM.
> 
> Thus, mark RK3399 as intx_capable.
> 
> Signed-off-by: Niklas Cassel <cassel at kernel.org>

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam at linaro.org>

- Mani

> ---
>  drivers/pci/controller/pcie-rockchip-ep.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/pci/controller/pcie-rockchip-ep.c b/drivers/pci/controller/pcie-rockchip-ep.c
> index 85ea36df2f59a..626f6b31b0f66 100644
> --- a/drivers/pci/controller/pcie-rockchip-ep.c
> +++ b/drivers/pci/controller/pcie-rockchip-ep.c
> @@ -694,6 +694,7 @@ static const struct pci_epc_features rockchip_pcie_epc_features = {
>  	.linkup_notifier = true,
>  	.msi_capable = true,
>  	.msix_capable = false,
> +	.intx_capable = true,
>  	.align = ROCKCHIP_PCIE_AT_SIZE_ALIGN,
>  };
>  
> -- 
> 2.49.0
> 

-- 
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