diff options
| author | Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com> | 2019-09-05 14:31:45 -0500 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2019-10-15 16:39:09 -0500 |
| commit | c065190bbcd4fb54ce9c5fd34fcad71acf2a0ea4 (patch) | |
| tree | 028ddd64500970c58eebf7a51f1d25b4014f7183 /drivers/pci/probe.c | |
| parent | 3ad62192097443e8c3a8e244475bacaecb894d4e (diff) | |
| download | linux-c065190bbcd4fb54ce9c5fd34fcad71acf2a0ea4.tar.gz | |
PCI/ATS: Cache PRI Capability offset
Previously each PRI interface searched for the PRI Capability. Cache the
capability offset the first time we use it instead of searching each time.
[bhelgaas: commit log, reorder patch to later, call pci_pri_init() from
pci_init_capabilities()]
Link: https://lore.kernel.org/r/0c5495d376faf6dbb8eb2165204c474438aaae65.156
7029860.git.sathyanarayanan.kuppuswamy@linux.intel.com
Link: https://lore.kernel.org/r/20190905193146.90250-5-helgaas@kernel.org
Signed-off-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci/probe.c')
| -rw-r--r-- | drivers/pci/probe.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 3d5271a7a849d..d145165c799ce 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -2324,6 +2324,9 @@ static void pci_init_capabilities(struct pci_dev *dev) /* Address Translation Services */ pci_ats_init(dev); + /* Page Request Interface */ + pci_pri_init(dev); + /* Enable ACS P2P upstream forwarding */ pci_enable_acs(dev); |