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authorRajat Jain <rajatja@google.com>2020-07-08 01:46:02 +0300
committerBjorn Helgaas <bhelgaas@google.com>2020-07-10 21:49:35 +0300
commit52fbf5bdeeef415b28b8e6cdade1e48927927f60 (patch)
tree006acc3c262d5b64c7bffbb790ed40805e6bc1f4 /drivers/pci/probe.c
parentcbe420361f92a31694fb3773a6247fda9aba1db3 (diff)
downloadlinux-52fbf5bdeeef415b28b8e6cdade1e48927927f60.tar.xz
PCI: Cache ACS capability offset in device
Currently the ACS capability is being looked up at a number of places. Read and store it once at enumeration so that it can be used by all later. No functional change intended. Link: https://lore.kernel.org/r/20200707224604.3737893-2-rajatja@google.com Signed-off-by: Rajat Jain <rajatja@google.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci/probe.c')
-rw-r--r--drivers/pci/probe.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 2f66988cea25..6d87066a5ecc 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -2390,7 +2390,7 @@ static void pci_init_capabilities(struct pci_dev *dev)
pci_ats_init(dev); /* Address Translation Services */
pci_pri_init(dev); /* Page Request Interface */
pci_pasid_init(dev); /* Process Address Space ID */
- pci_enable_acs(dev); /* Enable ACS P2P upstream forwarding */
+ pci_acs_init(dev); /* Access Control Services */
pci_ptm_init(dev); /* Precision Time Measurement */
pci_aer_init(dev); /* Advanced Error Reporting */
pci_dpc_init(dev); /* Downstream Port Containment */