[PATCH 07/12] drm/i915: only enable drm agp support when required

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



We need it for all things ums (which essentially only means up to
gen5) and to support b0rked XvMC userspace on gen3.

Signed-Off-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
---
 drivers/gpu/drm/i915/i915_dma.c |   21 ++++++++++++---------
 1 files changed, 12 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index e4203df..0ab5d3d 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1422,15 +1422,6 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 	int ret = 0, mmio_bar;
 	uint32_t aperture_size;
 
-	ret = drm_pci_agp_init(dev);
-	if (ret)
-		return ret;
-
-	if (!dev->agp) {
-		DRM_ERROR("Cannot initialize the agpgart module.\n");
-		return -EINVAL;
-	}
-
 	info = (struct intel_device_info *) flags;
 
 	/* Refuse to load on gen6+ without kms enabled. */
@@ -1453,6 +1444,18 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 	dev_priv->dev = dev;
 	dev_priv->info = info;
 
+	if (!drm_core_check_feature(dev, DRIVER_MODESET) ||
+	    IS_GEN3(dev)) {
+		ret = drm_pci_agp_init(dev);
+		if (ret)
+			return ret;
+
+		if (!dev->agp) {
+			DRM_ERROR("Cannot initialize the agpgart module.\n");
+			return -EINVAL;
+		}
+	}
+
 	if (i915_get_bridge_dev(dev)) {
 		ret = -EIO;
 		goto free_priv;
-- 
1.7.7.6

_______________________________________________
dri-devel mailing list
dri-devel@xxxxxxxxxxxxxxxxxxxxx
http://lists.freedesktop.org/mailman/listinfo/dri-devel


[Index of Archives]     [Linux DRI Users]     [Linux Intel Graphics]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]
  Powered by Linux