diff options
| author | Bjorn Helgaas <bhelgaas@google.com> | 2015-07-20 14:23:37 (GMT) |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2015-08-13 20:59:59 (GMT) |
| commit | f7ef1340bb501717372a39f4807d0ad519ebd432 (patch) | |
| tree | 93e44108a341fe1bcdbd204b3ce0090197ec4913 | |
| parent | a71f938f3a9a7bc879296cd34ecae9effe5edf3f (diff) | |
| download | linux-f7ef1340bb501717372a39f4807d0ad519ebd432.tar.xz | |
PCI: Remove pci_ats_enabled()
Remove pci_ats_enabled(). There are no callers outside the ATS code
itself. We don't need to check ats_cap, because if we don't find an ATS
capability, we'll never set ats_enabled.
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Joerg Roedel <jroedel@suse.de>
| -rw-r--r-- | drivers/pci/ats.c | 6 | ||||
| -rw-r--r-- | include/linux/pci.h | 2 |
2 files changed, 3 insertions, 5 deletions
diff --git a/drivers/pci/ats.c b/drivers/pci/ats.c index ceda7dc..eeb9fb2 100644 --- a/drivers/pci/ats.c +++ b/drivers/pci/ats.c @@ -43,7 +43,7 @@ int pci_enable_ats(struct pci_dev *dev, int ps) if (!dev->ats_cap) return -EINVAL; - if (WARN_ON(pci_ats_enabled(dev))) + if (WARN_ON(dev->ats_enabled)) return -EBUSY; if (ps < PCI_ATS_MIN_STU) @@ -80,7 +80,7 @@ void pci_disable_ats(struct pci_dev *dev) struct pci_dev *pdev; u16 ctrl; - if (WARN_ON(!pci_ats_enabled(dev))) + if (WARN_ON(!dev->ats_enabled)) return; if (atomic_read(&dev->ats_ref_cnt)) @@ -103,7 +103,7 @@ void pci_restore_ats_state(struct pci_dev *dev) { u16 ctrl; - if (!pci_ats_enabled(dev)) + if (!dev->ats_enabled) return; ctrl = PCI_ATS_CTRL_ENABLE; diff --git a/include/linux/pci.h b/include/linux/pci.h index 4b484fd..806da76 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1303,13 +1303,11 @@ void pci_ats_init(struct pci_dev *dev); int pci_enable_ats(struct pci_dev *dev, int ps); void pci_disable_ats(struct pci_dev *dev); int pci_ats_queue_depth(struct pci_dev *dev); -static inline int pci_ats_enabled(struct pci_dev *dev) { return dev->ats_cap && dev->ats_enabled; } #else static inline void pci_ats_init(struct pci_dev *d) { } static inline int pci_enable_ats(struct pci_dev *d, int ps) { return -ENODEV; } static inline void pci_disable_ats(struct pci_dev *d) { } static inline int pci_ats_queue_depth(struct pci_dev *d) { return -ENODEV; } -static inline int pci_ats_enabled(struct pci_dev *d) { return 0; } #endif void pci_cfg_access_lock(struct pci_dev *dev); |