[PATCH] drm/amdgpu: fix VM size reporting on Raven

Christian König ckoenig.leichtzumerken at gmail.com
Wed Aug 15 12:05:54 UTC 2018


Raven doesn't have an VCE block and so also no buggy VCE firmware.

Signed-off-by: Christian König <christian.koenig at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 7d3d76a1a9dd..2ecb883bdd41 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -619,7 +619,8 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
 		vm_size -= AMDGPU_VA_RESERVED_SIZE;
 
 		/* Older VCE FW versions are buggy and can handle only 40bits */
-		if (adev->vce.fw_version < AMDGPU_VCE_FW_53_45)
+		if (adev->vce.fw_version &&
+		    adev->vce.fw_version < AMDGPU_VCE_FW_53_45)
 			vm_size = min(vm_size, 1ULL << 40);
 
 		dev_info.virtual_address_offset = AMDGPU_VA_RESERVED_SIZE;
-- 
2.17.1



More information about the amd-gfx mailing list