diff options
| author | Mika Westerberg <mika.westerberg@linux.intel.com> | 2018-04-27 13:06:30 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-07-03 11:23:10 +0200 |
| commit | 0d3d58337d4bd414d069c1f4d6330e02ef2ecd1e (patch) | |
| tree | a0f50e2c476414a255652c3030e1404faf18e0f5 /drivers/pci | |
| parent | 5e1deade6064d088ad4852f9a2299eeeefdfe3d2 (diff) | |
PCI: Add ACS quirk for Intel 300 series
commit f154a718e6cc0d834f5ac4dc4c3b174e65f3659e upstream.
Intel 300 series chipset still has the same ACS issue as the previous
generations so extend the ACS quirk to cover it as well.
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
CC: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/quirks.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index c7a695c2303a..a05d143ac43b 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -4236,6 +4236,11 @@ static int pci_quirk_qcom_rp_acs(struct pci_dev *dev, u16 acs_flags) * * 0x9d10-0x9d1b PCI Express Root port #{1-12} * + * The 300 series chipset suffers from the same bug so include those root + * ports here as well. + * + * 0xa32c-0xa343 PCI Express Root port #{0-24} + * * [1] http://www.intel.com/content/www/us/en/chipsets/100-series-chipset-datasheet-vol-2.html * [2] http://www.intel.com/content/www/us/en/chipsets/100-series-chipset-datasheet-vol-1.html * [3] http://www.intel.com/content/www/us/en/chipsets/100-series-chipset-spec-update.html @@ -4253,6 +4258,7 @@ static bool pci_quirk_intel_spt_pch_acs_match(struct pci_dev *dev) case 0xa110 ... 0xa11f: case 0xa167 ... 0xa16a: /* Sunrise Point */ case 0xa290 ... 0xa29f: case 0xa2e7 ... 0xa2ee: /* Union Point */ case 0x9d10 ... 0x9d1b: /* 7th & 8th Gen Mobile */ + case 0xa32c ... 0xa343: /* 300 series */ return true; } |