[PATCH] drm/amdgpu: mark GC 9.4.3 experimental for now

[Zhang, Hawking]

[AMD Official Use Only - General]

Reviewed-by: Hawking Zhang <Hawking.Zhang at amd.com>

Regards,
Hawking
-----Original Message-----
From: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> On Behalf Of Alex Deucher
Sent: Thursday, June 15, 2023 22:03
To: amd-gfx at lists.freedesktop.org
Cc: Deucher, Alexander <Alexander.Deucher at amd.com>
Subject: [PATCH] drm/amdgpu: mark GC 9.4.3 experimental for now

Mark as experimental for now until we get closer to production to avoid possible undesireable behavior when mixing newer boards with older kernels.

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
index 859882109f55..60f765676a9d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
@@ -1896,6 +1896,8 @@ static int amdgpu_discovery_set_gc_ip_blocks(struct amdgpu_device *adev)
                amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
                break;
        case IP_VERSION(9, 4, 3):
+               if (!amdgpu_exp_hw_support)
+                       return -EINVAL;
                amdgpu_device_ip_block_add(adev, &gfx_v9_4_3_ip_block);
                break;
        case IP_VERSION(10, 1, 10):
--
2.40.1