[PATCH v8 10/22] PCI: plda: Add PLDA default event IRQ handler

Conor Dooley conor at kernel.org
Wed Oct 18 03:44:36 PDT 2023


On Wed, Oct 11, 2023 at 07:05:02PM +0800, Minda Chen wrote:
> Add PLDA default event IRQ handler.
> This is first patch of refactoring IRQ handling codes.
> The handler function will be referenced by later patch.
> 
> Signed-off-by: Minda Chen <minda.chen at starfivetech.com>
> ---
>  drivers/pci/controller/plda/pcie-plda-host.c | 5 +++++
>  drivers/pci/controller/plda/pcie-plda.h      | 1 +

Dunno what hte PCI maintainers take is on this kind of thing, but this
patch adds dead code, as there is no user for it until the follow-on
patch you mention. Did someone ask you to split this out?

Cheers,
Conor.

>  2 files changed, 6 insertions(+)
> 
> diff --git a/drivers/pci/controller/plda/pcie-plda-host.c b/drivers/pci/controller/plda/pcie-plda-host.c
> index 19131181897f..21ca6b460f5e 100644
> --- a/drivers/pci/controller/plda/pcie-plda-host.c
> +++ b/drivers/pci/controller/plda/pcie-plda-host.c
> @@ -18,6 +18,11 @@
>  
>  #include "pcie-plda.h"
>  
> +irqreturn_t plda_event_handler(int irq, void *dev_id)
> +{
> +	return IRQ_HANDLED;
> +}
> +
>  void plda_pcie_setup_window(void __iomem *bridge_base_addr, u32 index,
>  			    phys_addr_t axi_addr, phys_addr_t pci_addr,
>  			    size_t size)
> diff --git a/drivers/pci/controller/plda/pcie-plda.h b/drivers/pci/controller/plda/pcie-plda.h
> index 3deefd35fa5a..7ff7ff44c980 100644
> --- a/drivers/pci/controller/plda/pcie-plda.h
> +++ b/drivers/pci/controller/plda/pcie-plda.h
> @@ -120,6 +120,7 @@ struct plda_pcie_rp {
>  	void __iomem *bridge_addr;
>  };
>  
> +irqreturn_t plda_event_handler(int irq, void *dev_id);
>  void plda_pcie_setup_window(void __iomem *bridge_base_addr, u32 index,
>  			    phys_addr_t axi_addr, phys_addr_t pci_addr,
>  			    size_t size);
> -- 
> 2.17.1
> 
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 228 bytes
Desc: not available
URL: <http://lists.infradead.org/pipermail/linux-riscv/attachments/20231018/fe2cb4ba/attachment.sig>


More information about the linux-riscv mailing list