From: Jason Gunthorpe <jgg@ziepe.ca>
To: Jose Ignacio Tornos Martinez <jtornosm@redhat.com>
Cc: alex@shazbot.org, pbonzini@redhat.com, seanjc@google.com,
bhelgaas@google.com, jjohnson@kernel.org,
johannes@sipsolutions.net, mani@kernel.org,
lpieralisi@kernel.org, kwilczynski@kernel.org, robh@kernel.org,
vkuznets@redhat.com, kevin.tian@intel.com,
linux-pci@vger.kernel.org, kvm@vger.kernel.org,
linux-wireless@vger.kernel.org, ath11k@lists.infradead.org,
ath12k@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 5/8] ath11k: use KVM MSI domain for VM passthrough
Date: Thu, 29 Oct 2026 14:00:44 -0300 [thread overview]
Message-ID: <20261029170044.GR1685504@ziepe.ca> (raw)
In-Reply-To: <20261029163713.1366077-6-jtornosm@redhat.com>
On Thu, Oct 29, 2026 at 05:37:10PM +0100, Jose Ignacio Tornos Martinez wrote:
> @@ -855,6 +858,13 @@ static int ath11k_pci_power_up(struct ath11k_base *ab)
>
> ath11k_pci_msi_enable(ab_pci);
>
> +#if IS_ENABLED(CONFIG_PCI_KVM_MSI_DOMAIN)
> + if (kvm_pci_msi_wait_ready(ab_pci->pdev, 500) > 0)
> + kvm_pci_msi_get_address(ab_pci->pdev, &ab->pci.msi.addr_lo,
> + &ab->pci.msi.addr_hi,
> + &ab->pci.msi.ep_base_data);
> +#endif
This connection should be done through ACPI somehow, and I think
Thomas would expect this to be modeled on the platform msi domain,
just ported to PCI instead of this.
Jason
next prev parent reply other threads:[~2026-10-29 17:00 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-29 16:37 [PATCH v3 0/8] PCI/KVM/VFIO: MSI address passthrough for Qualcomm WiFi devices Jose Ignacio Tornos Martinez
2026-10-29 16:37 ` [PATCH v3 1/8] vfio: add helper to find PCI device by vendor/device ID Jose Ignacio Tornos Martinez
2026-10-29 16:53 ` sashiko-bot
2026-10-29 16:37 ` [PATCH v3 2/8] KVM: add PCI MSI hypercall for VFIO passthrough Jose Ignacio Tornos Martinez
2026-10-29 16:58 ` Jason Gunthorpe
2026-10-29 16:59 ` sashiko-bot
2026-10-29 16:37 ` [PATCH v3 3/8] PCI: add KVM MSI domain guest module Jose Ignacio Tornos Martinez
2026-10-29 17:06 ` sashiko-bot
2026-10-29 16:37 ` [PATCH v3 4/8] ath11k: add PCIe link recovery retry Jose Ignacio Tornos Martinez
2026-10-29 16:45 ` sashiko-bot
2026-10-29 16:37 ` [PATCH v3 5/8] ath11k: use KVM MSI domain for VM passthrough Jose Ignacio Tornos Martinez
2026-10-29 16:54 ` sashiko-bot
2026-10-29 17:00 ` Jason Gunthorpe [this message]
2026-10-29 16:37 ` [PATCH v3 6/8] ath12k: add PCIe link recovery retry Jose Ignacio Tornos Martinez
2026-10-29 17:00 ` sashiko-bot
2026-10-29 16:37 ` [PATCH v3 7/8] ath12k: use KVM MSI domain for VM passthrough Jose Ignacio Tornos Martinez
2026-10-29 17:04 ` sashiko-bot
2026-10-29 16:37 ` [PATCH v3 8/8] PCI: add QCN9274 to reset quirks and KVM MSI domain Jose Ignacio Tornos Martinez
2026-10-29 17:02 ` sashiko-bot
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