Messages in this thread | | | Subject | Re: [PATCH] usb: xhci: Enable runtime-pm by default on AMD Yellow Carp platform | From | "Shah, Nehal-bakulchandra" <> | Date | Mon, 11 Oct 2021 18:29:17 +0530 |
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Hi
On 9/20/2021 9:11 PM, Nehal Bakulchandra Shah wrote: > 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 <Nehal-Bakulchandra.shah@amd.com> > Reviewed-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com> > Reviewed-by: Mario Limonciello <mario.limonciello@amd.com> > Reviewed-by: Basavaraj Natikar <Basavaraj.Natikar@amd.com> > --- > 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"); >
ping
Thanks Nehal
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