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[v1] PCI: Add ACS quirk for Qualcomm SA8775P

Message ID 20240906052228.1829485-1-quic_skananth@quicinc.com (mailing list archive)
State Not Applicable
Headers show
Series [v1] PCI: Add ACS quirk for Qualcomm SA8775P | expand

Commit Message

Subramanian Ananthanarayanan Sept. 6, 2024, 5:22 a.m. UTC
The Qualcomm SA8775P 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 the SA8775P.

Signed-off-by: Subramanian Ananthanarayanan <quic_skananth@quicinc.com>
---
 drivers/pci/quirks.c | 2 ++
 1 file changed, 2 insertions(+)

Comments

Krzysztof WilczyƄski Sept. 6, 2024, 6:45 a.m. UTC | #1
Hello,

> The Qualcomm SA8775P 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 the SA8775P.

Applied to quirks, thank you!

[1/1] PCI: Add ACS quirk for Qualcomm SA8775P
      https://git.kernel.org/pci/pci/c/026f84d3fa62

	Krzysztof
diff mbox series

Patch

diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 507006ff13dd..bc739f04d4b1 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -5087,6 +5087,8 @@  static const struct pci_dev_acs_enabled {
 	/* QCOM QDF2xxx root ports */
 	{ PCI_VENDOR_ID_QCOM, 0x0400, pci_quirk_qcom_rp_acs },
 	{ PCI_VENDOR_ID_QCOM, 0x0401, pci_quirk_qcom_rp_acs },
+	/* QCOM SA8775P root port */
+	{ PCI_VENDOR_ID_QCOM, 0x0115, 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 */