drm/amdgpu: fix hpd bo size calculation error

the HPD bo size calculation error.
the "mem.size" can't present actual BO size all time.

Signed-off-by: Kevin Wang <kevin1.wang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Christian König <Christian.Koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
index c8f2aa1..f6e3f59 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
@@ -1113,7 +1113,7 @@ static int gfx_v10_0_mec_init(struct amdgpu_device *adev)
                return r;
        }
 
-       memset(hpd, 0, adev->gfx.mec.hpd_eop_obj->tbo.mem.size);
+       memset(hpd, 0, mec_hpd_size);
 
        amdgpu_bo_kunmap(adev->gfx.mec.hpd_eop_obj);
        amdgpu_bo_unreserve(adev->gfx.mec.hpd_eop_obj);

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 37c8231..608ffe3 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -1946,7 +1946,7 @@ static int gfx_v9_0_mec_init(struct amdgpu_device *adev)
                return r;
        }
 
-       memset(hpd, 0, adev->gfx.mec.hpd_eop_obj->tbo.mem.size);
+       memset(hpd, 0, mec_hpd_size);
 
        amdgpu_bo_kunmap(adev->gfx.mec.hpd_eop_obj);
        amdgpu_bo_unreserve(adev->gfx.mec.hpd_eop_obj);