Commit e32e1e26 authored by Vidya Sagar's avatar Vidya Sagar Committed by Lorenzo Pieralisi
Browse files

PCI: Add PCI_PTM_CAP_RES macro 

Add macro defining Responder capable bit in Precision Time Measurement
capability register.

Link: https://lore.kernel.org/r/20220919143340.4527-2-vidyas@nvidia.com


Signed-off-by: default avatarVidya Sagar <vidyas@nvidia.com>
Signed-off-by: default avatarLorenzo Pieralisi <lpieralisi@kernel.org>
Reviewed-by: default avatarJingoo Han <jingoohan1@gmail.com>
parent 66110361

include/uapi/linux/pci_regs.h

+1 −0
Original line number Diff line number Diff line
@@ -1058,6 +1058,7 @@ 
/* Precision Time Measurement */

#define PCI_PTM_CAP			0x04	    /* PTM Capability */

#define  PCI_PTM_CAP_REQ		0x00000001  /* Requester capable */

#define  PCI_PTM_CAP_RES		0x00000002  /* Responder capable */

#define  PCI_PTM_CAP_ROOT		0x00000004  /* Root capable */

#define  PCI_PTM_GRANULARITY_MASK	0x0000FF00  /* Clock granularity */

#define PCI_PTM_CTRL			0x08	    /* PTM Control */