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drm/amdgpu: don't check the default value for vm size

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Avoids printing spurious messages like this:
[    3.102059] amdgpu 0000:01:00.0: VM size (-1) must be a power of 2

Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2017-06-15 18:20:09 -04:00
parent 925344ccc9
commit 64dab074fe
1 changed files with 4 additions and 0 deletions
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4
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@ -1073,6 +1073,10 @@ static void amdgpu_check_block_size(struct amdgpu_device *adev)
static void amdgpu_check_vm_size(struct amdgpu_device *adev)
{
/* no need to check the default value */
if (amdgpu_vm_size == -1)
return;
if (!amdgpu_check_pot_argument(amdgpu_vm_size)) {
dev_warn(adev->dev, "VM size (%d) must be a power of 2\n",
amdgpu_vm_size);