Modify drm_driver::device_is_agp to return a tri-state value to indicate

    that a device absolutely is, absolutely is not, or may or may not be
    AGP. Modify the i915 DRM to use this to force all i9x5 devices to be
    "AGP" (even the PCI-e devices).
Reported by: Lukas Hejtmanek

1 files changed, 4 insertions, 2 deletions

diff --git a/bsd-core/drmP.h b/bsd-core/drmP.h
index 9943a4f6..8d648f65 100644
--- a/bsd-core/drmP.h
+++ b/bsd-core/drmP.h
@@ -644,8 +644,10 @@ struct drm_device {
 	 *
 	 * \param dev  DRM device handle
 	 *
-	 * \returns true if the card really is attached to AGP, false
-	 * otherwise.
+	 * \returns 
+	 * One of three values is returned depending on whether or not the
+	 * card is absolutely \b not AGP (return of 0), absolutely \b is AGP
+	 * (return of 1), or may or may not be AGP (return of 2).
 	 */
 	int (*device_is_agp) (struct drm_device * dev);