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authorBjorn Helgaas <bhelgaas@google.com>2024-03-05 15:15:25 -0600
committerBjorn Helgaas <bhelgaas@google.com>2024-03-12 12:09:11 -0500
commit64dbb2d707444f691539fb12aacf81797786c10b (patch)
tree1c8db6a59e1c466528413171717814af94fb862c /drivers/media/Makefile
parentc198fafa0125e97728d16411aa653602900ab0bc (diff)
PCI/ASPM: Disable L1 before configuring L1 Substates
Per PCIe r6.1, sec 5.5.4, L1 must be disabled while setting ASPM L1 PM Substates enable bits. Previously this was enforced by clearing PCI_EXP_LNKCTL_ASPMC before calling pci_restore_aspm_l1ss_state(). Move the L1 (and L0s, although that doesn't seem required) disable into pci_restore_aspm_l1ss_state() itself so it's closer to the code that depends on it. Link: https://lore.kernel.org/r/20240223213733.GA115410@bhelgaas Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/media/Makefile')
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