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Code Issues Releases Wiki Activity

PCI: Simplify pcie_capability_clear_and_set_word() to ..._clear_word() 

[ Upstream commit 0fce6e5c87 ]

When using pcie_capability_clear_and_set_word() but not actually *setting*
anything, use pcie_capability_clear_word() instead.

Link: https://lore.kernel.org/r/20231026121924.2164-1-ilpo.jarvinen@linux.intel.com
Link: https://lore.kernel.org/r/20231026121924.2164-2-ilpo.jarvinen@linux.intel.com
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
[bhelgaas: squash]
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Ilpo Järvinen 2023-10-26 15:19:23 +03:00 committed by Greg Kroah-Hartman
parent 636f0fdb36
commit 39f932d295
2 changed files with 7 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/pci/pcie/aspm.c
View File

@ -743,10 +743,10 @@ static void pcie_config_aspm_l1ss(struct pcie_link_state *link, u32 state)
* in pcie_config_aspm_link().
*/
if (enable_req & (ASPM_STATE_L1_1 | ASPM_STATE_L1_2)) {
pcie_capability_clear_and_set_word(child, PCI_EXP_LNKCTL,
PCI_EXP_LNKCTL_ASPM_L1, 0);
pcie_capability_clear_and_set_word(parent, PCI_EXP_LNKCTL,
PCI_EXP_LNKCTL_ASPM_L1, 0);
pcie_capability_clear_word(child, PCI_EXP_LNKCTL,
PCI_EXP_LNKCTL_ASPM_L1);
pcie_capability_clear_word(parent, PCI_EXP_LNKCTL,
PCI_EXP_LNKCTL_ASPM_L1);
}
val = 0;

6
drivers/pci/quirks.c
View File

@ -4476,9 +4476,9 @@ static void quirk_disable_root_port_attributes(struct pci_dev *pdev)
pci_info(root_port, "Disabling No Snoop/Relaxed Ordering Attributes to avoid PCIe Completion erratum in %s\n",
dev_name(&pdev->dev));
pcie_capability_clear_and_set_word(root_port, PCI_EXP_DEVCTL,
PCI_EXP_DEVCTL_RELAX_EN |
PCI_EXP_DEVCTL_NOSNOOP_EN, 0);
pcie_capability_clear_word(root_port, PCI_EXP_DEVCTL,
PCI_EXP_DEVCTL_RELAX_EN |
PCI_EXP_DEVCTL_NOSNOOP_EN);
}
/*