[PATCH 1/2] drm/amdgpu: Workaround harvesting info for some navy flounder boards

[Chen, Guchun]

[Public]

I will try it.

Regards,
Guchun

-----Original Message-----
From: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> On Behalf Of Alex Deucher
Sent: Friday, October 22, 2021 5:52 AM
To: amd-gfx at lists.freedesktop.org
Cc: Deucher, Alexander <Alexander.Deucher at amd.com>
Subject: [PATCH 1/2] drm/amdgpu: Workaround harvesting info for some navy flounder boards

Some navy flounder boards do not properly mark harvested VCN instances.  Fix that here.

v2: use IP versions

Fixes: 1b592d00b4ac83 ("drm/amdgpu/vcn: remove manual instance setting")
Bug: https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgitlab.freedesktop.org%2Fdrm%2Famd%2F-%2Fissues%2F1743&data=04%7C01%7Cguchun.chen%40amd.com%7Ca8087124988c4196bf8008d994dd00a9%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637704499192475535%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=%2B96nBOC0y9B%2BKQKAPGQHXcOlbv3EhPtKK93tKIXI3do%3D&reserved=0
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
index dfb92f229748..814e9620fac5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
@@ -507,6 +507,10 @@ void amdgpu_discovery_harvest_ip(struct amdgpu_device *adev)
 			break;
 		}
 	}
+	/* some IP discovery tables on Navy Flounder don't have this set correctly */
+	if ((adev->ip_versions[UVD_HWIP][1] == IP_VERSION(3, 0, 1)) &&
+	    (adev->ip_versions[GC_HWIP][0] == IP_VERSION(10, 3, 2)))
+		adev->vcn.harvest_config |= AMDGPU_VCN_HARVEST_VCN1;
 	if (vcn_harvest_count == adev->vcn.num_vcn_inst) {
 		adev->harvest_ip_mask |= AMD_HARVEST_IP_VCN_MASK;
 		adev->harvest_ip_mask |= AMD_HARVEST_IP_JPEG_MASK;
--
2.31.1