]> git.baikalelectronics.ru Git - kernel.git/commit
projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 301eab3) | patch
PCI/PM: Write 0 to PMCSR in pci_power_up() in all cases
authorRafael J. Wysocki <rafael.j.wysocki@intel.com>
Thu, 5 May 2022 18:10:43 +0000 (20:10 +0200)
committerBjorn Helgaas <bhelgaas@google.com>
Thu, 5 May 2022 19:19:49 +0000 (14:19 -0500)
commitd25c57c40a6c251150104b0465e3511115cb022b
tree9cfd4b7e2e057390951be910fbd9b3e48d444962tree | snapshot
parent301eab3be55540be3832f7482a9dceb00a0c0086commit | diff
PCI/PM: Write 0 to PMCSR in pci_power_up() in all cases

Make pci_power_up() write 0 to the device's PCI_PM_CTRL register in
order to put it into D0 regardless of the power state returned by
the previous read from that register which should not matter.

Link: https://lore.kernel.org/r/5748066.MhkbZ0Pkbq@kreacher
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
drivers/pci/pci.c diff | blob | history
Linux Kernel Source Tree.