diff options
| author | Bartosz Pawlowski <bartosz.pawlowski@intel.com> | 2023-09-08 17:36:05 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-11-28 20:19:44 +0300 |
| commit | d3ca6149eecc76000dbbc2c7ea32fae842a9cdb2 (patch) | |
| tree | ff4ff46e1c9619f4c121fc109343174f727a4be5 /drivers/pci | |
| parent | d4c5d6fc2b9cced824f3237d3df5534dae708dcc (diff) | |
| download | linux-d3ca6149eecc76000dbbc2c7ea32fae842a9cdb2.tar.xz | |
PCI: Extract ATS disabling to a helper function
[ Upstream commit f18b1137d38c091cc8c16365219f0a1d4a30b3d1 ]
Introduce quirk_no_ats() helper function to provide a standard way to
disable ATS capability in PCI quirks.
Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230908143606.685930-2-bartosz.pawlowski@intel.com
Signed-off-by: Bartosz Pawlowski <bartosz.pawlowski@intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/quirks.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 7b62797e242b..8a8f601b5d69 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -5509,6 +5509,12 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_SERVERWORKS, 0x0420, quirk_no_ext_tags); DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_SERVERWORKS, 0x0422, quirk_no_ext_tags); #ifdef CONFIG_PCI_ATS +static void quirk_no_ats(struct pci_dev *pdev) +{ + pci_info(pdev, "disabling ATS\n"); + pdev->ats_cap = 0; +} + /* * Some devices require additional driver setup to enable ATS. Don't use * ATS for those devices as ATS will be enabled before the driver has had a @@ -5522,14 +5528,10 @@ static void quirk_amd_harvest_no_ats(struct pci_dev *pdev) (pdev->subsystem_device == 0xce19 || pdev->subsystem_device == 0xcc10 || pdev->subsystem_device == 0xcc08)) - goto no_ats; - else - return; + quirk_no_ats(pdev); + } else { + quirk_no_ats(pdev); } - -no_ats: - pci_info(pdev, "disabling ATS\n"); - pdev->ats_cap = 0; } /* AMD Stoney platform GPU */ |