[v2 2/2] drm/amdgpu: Enable TMZ support for GC 11.0.0

[Deucher, Alexander]

[AMD Official Use Only - AMD Internal Distribution Only]

GFX11 is a dGPU.  We don't currently have a way to deal with migration of encrypted buffers to system ram.

Alex
________________________________
From: Jesse.zhang at amd.com <jesse.zhang at amd.com>
Sent: Tuesday, April 8, 2025 2:32 AM
To: amd-gfx at lists.freedesktop.org <amd-gfx at lists.freedesktop.org>
Cc: Deucher, Alexander <Alexander.Deucher at amd.com>; Koenig, Christian <Christian.Koenig at amd.com>; Huang, Tim <Tim.Huang at amd.com>; Lazar, Lijo <Lijo.Lazar at amd.com>; Zhang, Jesse(Jie) <Jesse.Zhang at amd.com>; Zhang, Jesse(Jie) <Jesse.Zhang at amd.com>
Subject: [v2 2/2] drm/amdgpu: Enable TMZ support for GC 11.0.0

Add GC11.0.0 to the list of GPU generations that support TMZ.

Signed-off-by: Jesse Zhang <Jesse.Zhang at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
index 464625282872..1eb9242436ee 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
@@ -843,6 +843,7 @@ void amdgpu_gmc_tmz_set(struct amdgpu_device *adev)
         case IP_VERSION(9, 3, 0):
         /* GC 10.3.7 */
         case IP_VERSION(10, 3, 7):
+       case IP_VERSION(11, 0, 0):
         /* GC 11.0.1 */
         case IP_VERSION(11, 0, 1):
                 if (amdgpu_tmz == 0) {
--
2.25.1

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