From: Michel D?nzer <daen...@vmware.com> Fixes AGP initialization failure with Apple UniNorth bridges due to trying to ioremap() normal RAM.
Signed-off-by: Michel D?nzer <daenzer at vmware.com> --- Nouveau probably needs something similar. drivers/gpu/drm/radeon/radeon_ttm.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c index 1fdf340..b9cbba1 100644 --- a/drivers/gpu/drm/radeon/radeon_ttm.c +++ b/drivers/gpu/drm/radeon/radeon_ttm.c @@ -451,7 +451,7 @@ static int radeon_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_ /* RADEON_IS_AGP is set only if AGP is active */ mem->bus.offset = mem->mm_node->start << PAGE_SHIFT; mem->bus.base = rdev->mc.agp_base; - mem->bus.is_iomem = true; + mem->bus.is_iomem = !rdev->ddev->agp->cant_use_aperture; } #endif break; -- 1.7.1