From 55c93278ec03c349af7b01933655b31c7f740df4 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Michel=20D=C3=A4nzer?= Date: Mon, 15 Jun 2009 16:56:11 +0200 Subject: [PATCH] drm/radeon: Respect AGP cant_use_aperture flag. Some AGP devices can't map the aperture, radeon needs to tell TTM this. Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/radeon_ttm.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c index 4c087c1510d7..1227a97f5169 100644 --- a/drivers/gpu/drm/radeon/radeon_ttm.c +++ b/drivers/gpu/drm/radeon/radeon_ttm.c @@ -133,6 +133,7 @@ static int radeon_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, man->gpu_offset = 0; man->available_caching = TTM_PL_MASK_CACHING; man->default_caching = TTM_PL_FLAG_CACHED; + man->flags = TTM_MEMTYPE_FLAG_MAPPABLE | TTM_MEMTYPE_FLAG_CMA; #if __OS_HAS_AGP if (rdev->flags & RADEON_IS_AGP) { if (!(drm_core_has_AGP(rdev->ddev) && rdev->ddev->agp)) { @@ -143,8 +144,9 @@ static int radeon_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, man->io_offset = rdev->mc.agp_base; man->io_size = rdev->mc.gtt_size; man->io_addr = NULL; - man->flags = TTM_MEMTYPE_FLAG_NEEDS_IOREMAP | - TTM_MEMTYPE_FLAG_MAPPABLE; + if (!rdev->ddev->agp->cant_use_aperture) + man->flags = TTM_MEMTYPE_FLAG_NEEDS_IOREMAP | + TTM_MEMTYPE_FLAG_MAPPABLE; man->available_caching = TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_WC; man->default_caching = TTM_PL_FLAG_WC; @@ -154,8 +156,6 @@ static int radeon_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, man->io_offset = 0; man->io_size = 0; man->io_addr = NULL; - man->flags = TTM_MEMTYPE_FLAG_MAPPABLE | - TTM_MEMTYPE_FLAG_CMA; } break; case TTM_PL_VRAM: -- 2.39.5