Commit caf02abf authored by Robin H. Johnson's avatar Robin H. Johnson Committed by Bjorn Helgaas
Browse files

PCI: Add QEMU top-level IDs for (sub)vendor & device 



Introduce PCI_VENDOR/PCI_SUBVENDOR/PCI_SUBDEVICE defines to replace the
constants scattered in the kernel already used to detect QEMU.

They are defined in the QEMU codebase per docs/specs/pci-ids.txt.

Signed-off-by: default avatarRobin H. Johnson <robbat2@gentoo.org>
Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
Reviewed-by: default avatarTakashi Iwai <tiwai@suse.de>
Reviewed-by: default avatarGerd Hoffmann <kraxel@redhat.com>
Acked-by: default avatarMichael S. Tsirkin <mst@redhat.com>
Acked-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 9289b9d3

drivers/gpu/drm/bochs/bochs_drv.c

+2 −2
Original line number Diff line number Diff line
@@ -182,8 +182,8 @@ static const struct pci_device_id bochs_pci_tbl[] = { 
	{

		.vendor      = 0x1234,

		.device      = 0x1111,

		.subvendor   = 0x1af4,

		.subdevice   = 0x1100,

		.subvendor   = PCI_SUBVENDOR_ID_REDHAT_QUMRANET,

		.subdevice   = PCI_SUBDEVICE_ID_QEMU,

		.driver_data = BOCHS_QEMU_STDVGA,

	},

	{

drivers/gpu/drm/cirrus/cirrus_drv.c

+3 −2
Original line number Diff line number Diff line
@@ -33,8 +33,9 @@ static struct drm_driver driver; 


/* only bind to the cirrus chip in qemu */

static const struct pci_device_id pciidlist[] = {

	{ PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_5446, 0x1af4, 0x1100, 0,

	  0, 0 },

	{ PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_5446,

	  PCI_SUBVENDOR_ID_REDHAT_QUMRANET, PCI_SUBDEVICE_ID_QEMU,

	  0, 0, 0 },

	{ PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_5446, PCI_VENDOR_ID_XEN,

	  0x0001, 0, 0, 0 },

	{0,}

drivers/virtio/virtio_pci_common.c

+1 −1
Original line number Diff line number Diff line
@@ -467,7 +467,7 @@ static const struct dev_pm_ops virtio_pci_pm_ops = { 


/* Qumranet donated their vendor ID for devices 0x1000 thru 0x10FF. */

static const struct pci_device_id virtio_pci_id_table[] = {

	{ PCI_DEVICE(0x1af4, PCI_ANY_ID) },

	{ PCI_DEVICE(PCI_VENDOR_ID_REDHAT_QUMRANET, PCI_ANY_ID) },

	{ 0 }

};

include/linux/pci_ids.h

+4 −0
Original line number Diff line number Diff line
@@ -2506,6 +2506,10 @@ 


#define PCI_VENDOR_ID_AZWAVE		0x1a3b



#define PCI_VENDOR_ID_REDHAT_QUMRANET    0x1af4

#define PCI_SUBVENDOR_ID_REDHAT_QUMRANET 0x1af4

#define PCI_SUBDEVICE_ID_QEMU            0x1100



#define PCI_VENDOR_ID_ASMEDIA		0x1b21



#define PCI_VENDOR_ID_CIRCUITCO		0x1cc8

sound/pci/intel8x0.c

+2 −2
Original line number Diff line number Diff line
@@ -2980,8 +2980,8 @@ static int snd_intel8x0_inside_vm(struct pci_dev *pci) 
		goto fini;



	/* check for known (emulated) devices */

	if (pci->subsystem_vendor == 0x1af4 &&

	    pci->subsystem_device == 0x1100) {

	if (pci->subsystem_vendor == PCI_SUBVENDOR_ID_REDHAT_QUMRANET &&

	    pci->subsystem_device == PCI_SUBDEVICE_ID_QEMU) {

		/* KVM emulated sound, PCI SSID: 1af4:1100 */

		msg = "enable KVM";

	} else if (pci->subsystem_vendor == 0x1ab8) {

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