Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 1b121c24 authored by Bjorn Helgaas's avatar Bjorn Helgaas
Browse files

PCI: Remove obsolete comment reference to pci_pcie_cap2() 



pci_pcie_cap2() was replaced by pcie_capability_read_word() and similar
functions, so update the comment.

Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
parent fbf501c3

include/uapi/linux/pci_regs.h

+6 −4
Original line number Diff line number Diff line
@@ -544,10 +544,12 @@ 
#define PCI_EXP_RTSTA_PME	0x10000 /* PME status */

#define PCI_EXP_RTSTA_PENDING	0x20000 /* PME pending */

/*

 * Note that the following PCI Express 'Capability Structure' registers

 * were introduced with 'Capability Version' 0x2 (v2).  These registers

 * do not exist on devices with Capability Version 1.  Use pci_pcie_cap2()

 * to use these fields safely.

 * The Device Capabilities 2, Device Status 2, Device Control 2,

 * Link Capabilities 2, Link Status 2, Link Control 2,

 * Slot Capabilities 2, Slot Status 2, and Slot Control 2 registers

 * are only present on devices with PCIe Capability version 2.

 * Use pcie_capability_read_word() and similar interfaces to use them

 * safely.

 */

#define PCI_EXP_DEVCAP2		36	/* Device Capabilities 2 */

#define  PCI_EXP_DEVCAP2_ARI		0x20	/* Alternative Routing-ID */