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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 Sep 2021 15:41:22.0890 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: b4d3fe53-c3bc-4086-60b5-08d97c4d18e0 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT019.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN8PR12MB3250 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org AMD's Yellow Carp platform supports runtime power management for XHCI Controllers, so enable the same by default for all XHCI Controllers. Signed-off-by: Nehal Bakulchandra Shah Reviewed-by: Shyam Sundar S K Reviewed-by: Mario Limonciello Reviewed-by: Basavaraj Natikar --- drivers/usb/host/xhci-pci.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index 2c9f25ca8edd..0e571d6af2ab 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -69,6 +69,12 @@ #define PCI_DEVICE_ID_ASMEDIA_1142_XHCI 0x1242 #define PCI_DEVICE_ID_ASMEDIA_2142_XHCI 0x2142 #define PCI_DEVICE_ID_ASMEDIA_3242_XHCI 0x3242 +#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_1 0x161a +#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_2 0x161b +#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_3 0x161d +#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_4 0x161e +#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_5 0x15d6 +#define PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_6 0x15d7 static const char hcd_name[] = "xhci_hcd"; @@ -313,6 +319,15 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) pdev->device == PCI_DEVICE_ID_AMD_PROMONTORYA_4)) xhci->quirks |= XHCI_NO_SOFT_RETRY; + if (pdev->vendor == PCI_VENDOR_ID_AMD && + (pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_1 || + pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_2 || + pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_3 || + pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_4 || + pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_5 || + pdev->device == PCI_DEVICE_ID_AMD_YELLOW_CARP_XHCI_6)) + xhci->quirks |= XHCI_DEFAULT_PM_RUNTIME_ALLOW; + if (xhci->quirks & XHCI_RESET_ON_RESUME) xhci_dbg_trace(xhci, trace_xhci_dbg_quirks, "QUIRK: Resetting on resume"); -- 2.25.1