PCI: Add ACS quirk for Qualcomm Hamoa & Glymur

krishnachaitanya-linux · bjorn-helgaas · commit 44d2f70b1fd7 · 2026-02-06T16:54:11.000-06:00
The Qualcomm Hamoa & Glymur Root Ports don't advertise an ACS capability, but they do provide ACS-like features to disable peer transactions and validate bus numbers in requests. Add an ACS quirk for Hamoa & Glymur. Signed-off-by: Krishna Chaitanya Chundru <krishna.chundru@oss.qualcomm.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Link: https://patch.msgid.link/20260109-acs_quirk-v1-1-82adf95a89ae@oss.qualcomm.com
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
@@ -5125,6 +5125,10 @@ static const struct pci_dev_acs_enabled {
 	{ PCI_VENDOR_ID_QCOM, 0x0401, pci_quirk_qcom_rp_acs },
 	/* QCOM SA8775P root port */
 	{ PCI_VENDOR_ID_QCOM, 0x0115, pci_quirk_qcom_rp_acs },
+	/* QCOM Hamoa root port */
+	{ PCI_VENDOR_ID_QCOM, 0x0111, pci_quirk_qcom_rp_acs },
+	/* QCOM Glymur root port */
+	{ PCI_VENDOR_ID_QCOM, 0x0120, pci_quirk_qcom_rp_acs },
 	/* HXT SD4800 root ports. The ACS design is same as QCOM QDF2xxx */
 	{ PCI_VENDOR_ID_HXT, 0x0401, pci_quirk_qcom_rp_acs },
 	/* Intel PCH root ports */
