On Tue, Oct 25, 2022 at 4:29 AM Yifan Zha <[email protected]> wrote: > > [Why] > gfxhub_v3_0_3 system aperture registers are removed from RLCG register access > range. > > [How] > Skip access gfxhub_v3_0_3 system aperture registers under SRIOV VF. > These registers will be programmed on host side. > > Signed-off-by: Yifan Zha <[email protected]>
Series is: Acked-by: Alex Deucher <[email protected]> > --- > drivers/gpu/drm/amd/amdgpu/gfxhub_v3_0_3.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v3_0_3.c > b/drivers/gpu/drm/amd/amdgpu/gfxhub_v3_0_3.c > index 5d3fffd4929f..716ae6f2aefe 100644 > --- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v3_0_3.c > +++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v3_0_3.c > @@ -154,6 +154,9 @@ static void > gfxhub_v3_0_3_init_system_aperture_regs(struct amdgpu_device *adev) > { > uint64_t value; > > + if (amdgpu_sriov_vf(adev)) > + return; > + > /* Disable AGP. */ > WREG32_SOC15(GC, 0, regGCMC_VM_AGP_BASE, 0); > WREG32_SOC15(GC, 0, regGCMC_VM_AGP_TOP, 0); > -- > 2.25.1 >
