diff options
| author | Bjorn Helgaas <bhelgaas@google.com> | 2014-04-05 21:05:07 (GMT) |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2014-04-14 22:06:30 (GMT) |
| commit | 17f830bb83ff64533f02cfd4b114d4a5957c2ee7 (patch) | |
| tree | fa94c6f0ec9bfec5f330f772fa61d171323a718f /drivers/pci | |
| parent | 8e56aed0b0579b667489bcb1d94c223726f0eaa1 (diff) | |
| download | linux-17f830bb83ff64533f02cfd4b114d4a5957c2ee7.tar.xz | |
PCI: pciehp: Use PCI_EXP_SLTCAP_PSN define
Use PCI_EXP_SLTCAP_PSN to make it easier to find code that uses the
Physical Slot Number field in the PCIe Slot Capabilities register.
No functional change.
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/hotplug/pciehp.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h index 8a66866..8e9012d 100644 --- a/drivers/pci/hotplug/pciehp.h +++ b/drivers/pci/hotplug/pciehp.h @@ -127,7 +127,7 @@ struct controller { #define HP_SUPR_RM(ctrl) ((ctrl)->slot_cap & PCI_EXP_SLTCAP_HPS) #define EMI(ctrl) ((ctrl)->slot_cap & PCI_EXP_SLTCAP_EIP) #define NO_CMD_CMPL(ctrl) ((ctrl)->slot_cap & PCI_EXP_SLTCAP_NCCS) -#define PSN(ctrl) ((ctrl)->slot_cap >> 19) +#define PSN(ctrl) (((ctrl)->slot_cap & PCI_EXP_SLTCAP_PSN) >> 19) int pciehp_sysfs_enable_slot(struct slot *slot); int pciehp_sysfs_disable_slot(struct slot *slot); |