Re: [PATCH] PCI: qcom: Add support for handling MSIs from 8 endpoints

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On Mon, Mar 28, 2022 at 07:50:12PM +0530, Manivannan Sadhasivam wrote:
> On Wed, Feb 23, 2022 at 10:01:45AM +0000, Lorenzo Pieralisi wrote:
> > On Tue, Dec 14, 2021 at 03:43:19PM +0530, Manivannan Sadhasivam wrote:
> > > The DWC controller used in the Qcom Platforms are capable of addressing the
> > > MSIs generated from 8 different endpoints each with 32 vectors (256 in
> > > total). Currently the driver is using the default value of addressing the
> > > MSIs from 1 endpoint only. Extend it by passing the MAX_MSI_IRQS to the
> > > num_vectors field of pcie_port structure.
> > > 
> > > Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
> > > ---
> > >  drivers/pci/controller/dwc/pcie-qcom.c | 1 +
> > >  1 file changed, 1 insertion(+)
> > 
> > Need an ACK from qcom maintainers.
> > 
> 
> Looks like this patch was not applied eventhough the Acks were received.
> Please let me know if I need to resubmit it for next cycle.

Sorry. I will merge it for the next cycle, nothing to do if it rebases
cleanly, otherwise I will ping you.

Thanks,
Lorenzo

> 
> Thanks,
> Mani
> 
> > Thanks,
> > Lorenzo
> > 
> > > diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c
> > > index 1c3d1116bb60..8a4c08d815a5 100644
> > > --- a/drivers/pci/controller/dwc/pcie-qcom.c
> > > +++ b/drivers/pci/controller/dwc/pcie-qcom.c
> > > @@ -1550,6 +1550,7 @@ static int qcom_pcie_probe(struct platform_device *pdev)
> > >  	pci->dev = dev;
> > >  	pci->ops = &dw_pcie_ops;
> > >  	pp = &pci->pp;
> > > +	pp->num_vectors = MAX_MSI_IRQS;
> > >  
> > >  	pcie->pci = pci;
> > >  
> > > -- 
> > > 2.25.1
> > > 



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