linux-kernel - [PATCH v2] bus: mhi: host: Enable MSI-X if the endpoint supports

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20250108-msix-v2-1-dc4466922350@quicinc.com>
Date: Wed, 8 Jan 2025 21:52:07 +0530
From: Vivek Pernamitta <quic_vpernami@...cinc.com>
To: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
CC: <mhi@...ts.linux.dev>, <linux-arm-msm@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        Vivek Pernamitta <quic_vpernami@...cinc.com>
Subject: [PATCH v2] bus: mhi: host: Enable MSI-X if the endpoint supports

Enable MSI-X if the endpoint supports.

Signed-off-by: Vivek Pernamitta <quic_vpernami@...cinc.com>
---
Changes in v2:
- Updated commit text.
- Link to v1: https://lore.kernel.org/r/20250106-msix-v1-1-91d7b7143118@quicinc.com
---
 drivers/bus/mhi/host/pci_generic.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/bus/mhi/host/pci_generic.c b/drivers/bus/mhi/host/pci_generic.c
index 56ba4192c89c16b4882d2e7c95f0dc689fd1e267..af1380220904a7e6232ff1b374da0a4ea49cb470 100644
--- a/drivers/bus/mhi/host/pci_generic.c
+++ b/drivers/bus/mhi/host/pci_generic.c
@@ -949,7 +949,7 @@ static int mhi_pci_get_irqs(struct mhi_controller *mhi_cntrl,
 	 */
 	mhi_cntrl->nr_irqs = 1 + mhi_cntrl_config->num_events;
 
-	nr_vectors = pci_alloc_irq_vectors(pdev, 1, mhi_cntrl->nr_irqs, PCI_IRQ_MSI);
+	nr_vectors = pci_alloc_irq_vectors(pdev, 1, mhi_cntrl->nr_irqs, PCI_IRQ_MSIX | PCI_IRQ_MSI);
 	if (nr_vectors < 0) {
 		dev_err(&pdev->dev, "Error allocating MSI vectors %d\n",
 			nr_vectors);

---
base-commit: 8155b4ef3466f0e289e8fcc9e6e62f3f4dceeac2
change-id: 20250106-msix-a4c5488ecafe

Best regards,
-- 
Vivek Pernamitta <quic_vpernami@...cinc.com>