| Message ID | 20180507213531.GB133147@bhelgaas-glaptop.roam.corp.google.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On 2018-05-07 22:35, Bjorn Helgaas wrote: > On Sun, May 06, 2018 at 06:30:53AM -0400, Sinan Kaya wrote: >> The QDF2400 controller does not set the Command Completed bit unless >> writes to the Slot Command register change "Control" bits. Command >> Completed is never set for writes that only change software >> notification >> "Enable" bits. This results in timeouts like this: >> >> pciehp 0000:00:00.0:pcie004: Timeout on hotplug command 0x1038 >> >> Cc: stable@vger.kernel.org >> Signed-off-by: Sinan Kaya <okaya@codeaurora.org> > > Since there's no bisection benefit for keeping these separate, I folded > this into the original quirk and added Mika's reviewed-by. > > I also added the following ID patch and used PCI_VENDOR_ID_QCOM: Thanks for the clean up. > > commit 333c8c1216c1e7ead6af7b3d667b43eb425b5034 > Author: Bjorn Helgaas <bhelgaas@google.com> > Date: Mon May 7 15:52:55 2018 -0500 > > PCI: Add Qualcomm vendor ID > > Add the Qualcomm vendor ID to pci_ids.h and use it in quirks. > > Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> > > diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c > index 2990ad1e7c99..e7bf44515fd6 100644 > --- a/drivers/pci/quirks.c > +++ b/drivers/pci/quirks.c > @@ -4361,8 +4361,8 @@ static const struct pci_dev_acs_enabled { > { PCI_VENDOR_ID_INTEL, 0x15b7, pci_quirk_mf_endpoint_acs }, > { PCI_VENDOR_ID_INTEL, 0x15b8, pci_quirk_mf_endpoint_acs }, > /* QCOM QDF2xxx root ports */ > - { 0x17cb, 0x400, pci_quirk_qcom_rp_acs }, > - { 0x17cb, 0x401, pci_quirk_qcom_rp_acs }, > + { PCI_VENDOR_ID_QCOM, 0x0400, pci_quirk_qcom_rp_acs }, > + { PCI_VENDOR_ID_QCOM, 0x0401, pci_quirk_qcom_rp_acs }, > /* Intel PCH root ports */ > { PCI_VENDOR_ID_INTEL, PCI_ANY_ID, pci_quirk_intel_pch_acs }, > { PCI_VENDOR_ID_INTEL, PCI_ANY_ID, pci_quirk_intel_spt_pch_acs }, > diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h > index cc608fc55334..883cb7bf78aa 100644 > --- a/include/linux/pci_ids.h > +++ b/include/linux/pci_ids.h > @@ -2387,6 +2387,8 @@ > > #define PCI_VENDOR_ID_LENOVO 0x17aa > > +#define PCI_VENDOR_ID_QCOM 0x17cb > + > #define PCI_VENDOR_ID_CDNS 0x17cd > > #define PCI_VENDOR_ID_ARECA 0x17d3 > >> --- >> drivers/pci/hotplug/pciehp_hpc.c | 6 ++++++ >> 1 file changed, 6 insertions(+) >> >> diff --git a/drivers/pci/hotplug/pciehp_hpc.c >> b/drivers/pci/hotplug/pciehp_hpc.c >> index e70eba5..974a8f1 100644 >> --- a/drivers/pci/hotplug/pciehp_hpc.c >> +++ b/drivers/pci/hotplug/pciehp_hpc.c >> @@ -914,3 +914,9 @@ static void quirk_cmd_compl(struct pci_dev *pdev) >> } >> DECLARE_PCI_FIXUP_CLASS_EARLY(PCI_VENDOR_ID_INTEL, PCI_ANY_ID, >> PCI_CLASS_BRIDGE_PCI, 8, quirk_cmd_compl); >> + >> +DECLARE_PCI_FIXUP_CLASS_EARLY(0x17cb, 0x400, >> + PCI_CLASS_BRIDGE_PCI, 8, quirk_cmd_compl); >> + >> +DECLARE_PCI_FIXUP_CLASS_EARLY(0x17cb, 0x401, >> + PCI_CLASS_BRIDGE_PCI, 8, quirk_cmd_compl); >> -- >> 2.7.4 >> >> >> _______________________________________________ >> linux-arm-kernel mailing list >> linux-arm-kernel@lists.infradead.org >> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 2990ad1e7c99..e7bf44515fd6 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -4361,8 +4361,8 @@ static const struct pci_dev_acs_enabled { { PCI_VENDOR_ID_INTEL, 0x15b7, pci_quirk_mf_endpoint_acs }, { PCI_VENDOR_ID_INTEL, 0x15b8, pci_quirk_mf_endpoint_acs }, /* QCOM QDF2xxx root ports */ - { 0x17cb, 0x400, pci_quirk_qcom_rp_acs }, - { 0x17cb, 0x401, pci_quirk_qcom_rp_acs }, + { PCI_VENDOR_ID_QCOM, 0x0400, pci_quirk_qcom_rp_acs }, + { PCI_VENDOR_ID_QCOM, 0x0401, pci_quirk_qcom_rp_acs }, /* Intel PCH root ports */ { PCI_VENDOR_ID_INTEL, PCI_ANY_ID, pci_quirk_intel_pch_acs }, { PCI_VENDOR_ID_INTEL, PCI_ANY_ID, pci_quirk_intel_spt_pch_acs }, diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index cc608fc55334..883cb7bf78aa 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -2387,6 +2387,8 @@ #define PCI_VENDOR_ID_LENOVO 0x17aa +#define PCI_VENDOR_ID_QCOM 0x17cb + #define PCI_VENDOR_ID_CDNS 0x17cd #define PCI_VENDOR_ID_ARECA 0x17d3