diff options
| author | Bartosz Pawlowski <bartosz.pawlowski@intel.com> | 2023-09-08 14:36:05 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-11-28 17:07:00 +0000 |
| commit | 161767bb7c5db334755c5c6b8127419d4b276a69 (patch) | |
| tree | f1e7b5d2e364b2818e96ada03f9a96a5ba24f44e /drivers/pci | |
| parent | 6b4608458205848f1ee71857197f7edec6f75141 (diff) | |
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 42f89ad32c26..d16e0f356042 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -5404,6 +5404,12 @@ 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 @@ -5417,14 +5423,10 @@ 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 */ |