Ilpo Järvinen f647b8fe55 PCI: pciehp: Use RMW accessors for changing LNKCTL ...

[ Upstream commit 5f75f96c61 ]

As hotplug is not the only driver touching LNKCTL, use the RMW capability
accessor which handles concurrent changes correctly.

Suggested-by: Lukas Wunner <lukas@wunner.de>
Fixes: 7f822999e1 ("PCI: pciehp: Add Disable/enable link functions")
Link: https://lore.kernel.org/r/20230717120503.15276-4-ilpo.jarvinen@linux.intel.com
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: "Rafael J. Wysocki" <rafael@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

2023-09-19 12:20:14 +02:00

..

acpi_pcihp.c

…

acpiphp_core.c

…

acpiphp_glue.c

…

acpiphp_ibm.c

…

acpiphp.h

…

cpci_hotplug_core.c

…

cpci_hotplug_pci.c

…

cpci_hotplug.h

…

cpcihp_generic.c

…

cpcihp_zt5550.c

…

cpcihp_zt5550.h

…

cpqphp_core.c

…

cpqphp_ctrl.c

…

cpqphp_nvram.c

…

cpqphp_nvram.h

…

cpqphp_pci.c

…

cpqphp_sysfs.c

…

cpqphp.h

…

ibmphp_core.c

…

ibmphp_ebda.c

…

ibmphp_hpc.c

…

ibmphp_pci.c

…

ibmphp_res.c

…

ibmphp.h

…

Kconfig

…

Makefile

…

pci_hotplug_core.c

…

pciehp_core.c

…

pciehp_ctrl.c

…

pciehp_hpc.c

…

pciehp_pci.c

…

pciehp.h

…

pnv_php.c

…

rpadlpar_core.c

…

rpadlpar_sysfs.c

…

rpadlpar.h

…

rpaphp_core.c

…

rpaphp_pci.c

…

rpaphp_slot.c

…

rpaphp.h

…

s390_pci_hpc.c

…

shpchp_core.c

…

shpchp_ctrl.c

…

shpchp_hpc.c

…

shpchp_pci.c

…

shpchp_sysfs.c

…

shpchp.h

…

TODO

…