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Commit 3053c762 authored by Jake Oshins's avatar Jake Oshins Committed by Greg Kroah-Hartman
Browse files

drivers:hv: Define the channel type for Hyper-V PCI Express pass-through 



This defines the channel type for PCI front-ends in Hyper-V VMs.

Signed-off-by: default avatarJake Oshins <jakeo@microsoft.com>
Signed-off-by: default avatarK. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent a108393d

drivers/hv/channel_mgmt.c

+3 −0
Original line number Diff line number Diff line
@@ -358,6 +358,7 @@ enum { 
	SCSI,

	NIC,

	ND_NIC,

	PCIE,

	MAX_PERF_CHN,

};
@@ -375,6 +376,8 @@ static const struct hv_vmbus_device_id hp_devs[] = { 
	{ HV_NIC_GUID, },

	/* NetworkDirect Guest RDMA */

	{ HV_ND_GUID, },

	/* PCI Express Pass Through */

	{ HV_PCIE_GUID, },

};

include/linux/hyperv.h

+11 −0
Original line number Diff line number Diff line
@@ -1140,6 +1140,17 @@ u64 hv_do_hypercall(u64 control, void *input, void *output); 
			0xab, 0x99, 0xbd, 0x1f, 0x1c, 0x86, 0xb5, 0x01 \

		}



/*

 * PCI Express Pass Through

 * {44C4F61D-4444-4400-9D52-802E27EDE19F}

 */



#define HV_PCIE_GUID \

	.guid = { \

			0x1D, 0xF6, 0xC4, 0x44, 0x44, 0x44, 0x00, 0x44, \

			0x9D, 0x52, 0x80, 0x2E, 0x27, 0xED, 0xE1, 0x9F \

		}



/*

 * Common header for Hyper-V ICs

 */