drm/amdgpu: change gartsize default to 256MB

Limit the default GART size and save a lot of VRAM.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 5 insertions, 7 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 49dd8e0ddd17..0e629931210c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1132,13 +1132,11 @@ static void amdgpu_check_arguments(struct amdgpu_device *adev)
                 amdgpu_sched_jobs = roundup_pow_of_two(amdgpu_sched_jobs);
         }
 
-        if (amdgpu_gart_size != -1) {
-                /* gtt size must be greater or equal to 32M */
-                if (amdgpu_gart_size < 32) {
-                        dev_warn(adev->dev, "gart size (%d) too small\n",
-                                 amdgpu_gart_size);
-                        amdgpu_gart_size = -1;
-                }
+        if (amdgpu_gart_size < 32) {
+                /* gart size must be greater or equal to 32M */
+                dev_warn(adev->dev, "gart size (%d) too small\n",
+                         amdgpu_gart_size);
+                amdgpu_gart_size = 32;
         }
 
         if (amdgpu_gtt_size != -1 && amdgpu_gtt_size < 32) {