From: Christian König <christian.koenig@amd.com>
Date: Thu, 23 Nov 2017 10:23:18 +0000 (+0100)
Subject: drm/amdgpu: allow non pot VM size values
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=341b759e642a847c3a88401db4263dec9f36d552;p=openwrt%2Fstaging%2Fblogic.git

drm/amdgpu: allow non pot VM size values

The VM size actually doesn't need to be a power of two.

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

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 0750b323e03f..748ecd74726d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1184,12 +1184,6 @@ static void amdgpu_check_vm_size(struct amdgpu_device *adev)
 	if (amdgpu_vm_size == -1)
 		return;
 
-	if (!is_power_of_2(amdgpu_vm_size)) {
-		dev_warn(adev->dev, "VM size (%d) must be a power of 2\n",
-			 amdgpu_vm_size);
-		goto def_value;
-	}
-
 	if (amdgpu_vm_size < 1) {
 		dev_warn(adev->dev, "VM size (%d) too small, min is 1GB\n",
 			 amdgpu_vm_size);