[PATCH 2/2] drm/amdgpu: add 1.3.1/2.4.0 athub CG support

[Alex Deucher]

Reviewed-by: Alex Deucher <alexander.deucher at amd.com>

On Wed, Jan 26, 2022 at 9:07 PM Huang Rui <ray.huang at amd.com> wrote:
>
> On Thu, Jan 27, 2022 at 09:48:06AM +0800, Liu, Aaron wrote:
> > This patch adds 1.3.1/2.4.0 athub clock gating support.
> >
> > Signed-off-by: Aaron Liu <aaron.liu at amd.com>
>
> Series are Reviewed-by: Huang Rui <ray.huang at amd.com>
>
> > ---
> >  drivers/gpu/drm/amd/amdgpu/athub_v2_0.c | 1 +
> >  drivers/gpu/drm/amd/amdgpu/athub_v2_1.c | 1 +
> >  2 files changed, 2 insertions(+)
> >
> > diff --git a/drivers/gpu/drm/amd/amdgpu/athub_v2_0.c b/drivers/gpu/drm/amd/amdgpu/athub_v2_0.c
> > index ab6a07e5e8c4..a720436857b4 100644
> > --- a/drivers/gpu/drm/amd/amdgpu/athub_v2_0.c
> > +++ b/drivers/gpu/drm/amd/amdgpu/athub_v2_0.c
> > @@ -78,6 +78,7 @@ int athub_v2_0_set_clockgating(struct amdgpu_device *adev,
> >               return 0;
> >
> >       switch (adev->ip_versions[ATHUB_HWIP][0]) {
> > +     case IP_VERSION(1, 3, 1):
> >       case IP_VERSION(2, 0, 0):
> >       case IP_VERSION(2, 0, 2):
> >               athub_v2_0_update_medium_grain_clock_gating(adev,
> > diff --git a/drivers/gpu/drm/amd/amdgpu/athub_v2_1.c b/drivers/gpu/drm/amd/amdgpu/athub_v2_1.c
> > index 2edefd10e56c..ad8e87d3d2cb 100644
> > --- a/drivers/gpu/drm/amd/amdgpu/athub_v2_1.c
> > +++ b/drivers/gpu/drm/amd/amdgpu/athub_v2_1.c
> > @@ -74,6 +74,7 @@ int athub_v2_1_set_clockgating(struct amdgpu_device *adev,
> >       case IP_VERSION(2, 1, 0):
> >       case IP_VERSION(2, 1, 1):
> >       case IP_VERSION(2, 1, 2):
> > +     case IP_VERSION(2, 4, 0):
> >               athub_v2_1_update_medium_grain_clock_gating(adev, state == AMD_CG_STATE_GATE);
> >               athub_v2_1_update_medium_grain_light_sleep(adev, state == AMD_CG_STATE_GATE);
> >               break;
> > --
> > 2.25.1
> >