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Commit d1fbd923 authored by Dave Airlie's avatar Dave Airlie
Browse files

nouveau/acpi: improve detection of what is IGD and what is DIS. 



This improves the IGD/DIS picking using firstly if Intel, then
if the bus is bus 0. There may be a correct way to do this, but
I've no idea what it is.

Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent 5ccb377f

drivers/gpu/drm/nouveau/nouveau_acpi.c

+8 −3
Original line number Diff line number Diff line
@@ -130,9 +130,14 @@ static int nouveau_dsm_init(void) 


static int nouveau_dsm_get_client_id(struct pci_dev *pdev)

{

	if (nouveau_dsm_priv.dhandle == DEVICE_ACPI_HANDLE(&pdev->dev))

	/* easy option one - intel vendor ID means Integrated */

	if (pdev->vendor == PCI_VENDOR_ID_INTEL)

		return VGA_SWITCHEROO_IGD;

	else



	/* is this device on Bus 0? - this may need improving */

	if (pdev->bus->number == 0)

		return VGA_SWITCHEROO_IGD;



	return VGA_SWITCHEROO_DIS;

}