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authorDave Airlie <airlied@redhat.com>2012-06-01 11:12:39 +0100
committerDave Airlie <airlied@redhat.com>2012-06-01 11:12:39 +0100
commit08ef8e41a6f420c3c0998b50d478e0b2c267a226 (patch)
treeb6f4935f9b03bf9d8df1349b36976d9aa4ea3d66 /drivers/gpu/drm/mgag200
parentdedc14e2a6e85b357c2274e03af354201e0b5626 (diff)
downloadlinux-linaro-stable-08ef8e41a6f420c3c0998b50d478e0b2c267a226.tar.gz
drm/mgag200: kick off conflicting framebuffers earlier.
It appears grub2 can pass framebuffer info via efifb, so we need to kick it off earlier to reserve the vram allocation. (just a fixup same as for cirrus) Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/mgag200')
-rw-r--r--drivers/gpu/drm/mgag200/mgag200_drv.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/gpu/drm/mgag200/mgag200_drv.c b/drivers/gpu/drm/mgag200/mgag200_drv.c
index 3c8e04f54713..93e832d6c328 100644
--- a/drivers/gpu/drm/mgag200/mgag200_drv.c
+++ b/drivers/gpu/drm/mgag200/mgag200_drv.c
@@ -41,9 +41,28 @@ static DEFINE_PCI_DEVICE_TABLE(pciidlist) = {
MODULE_DEVICE_TABLE(pci, pciidlist);
+static void mgag200_kick_out_firmware_fb(struct pci_dev *pdev)
+{
+ struct apertures_struct *ap;
+ bool primary = false;
+
+ ap = alloc_apertures(1);
+ ap->ranges[0].base = pci_resource_start(pdev, 0);
+ ap->ranges[0].size = pci_resource_len(pdev, 0);
+
+#ifdef CONFIG_X86
+ primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
+#endif
+ remove_conflicting_framebuffers(ap, "mgag200drmfb", primary);
+ kfree(ap);
+}
+
+
static int __devinit
mga_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
+ mgag200_kick_out_firmware_fb(pdev);
+
return drm_get_pci_dev(pdev, ent, &driver);
}