On Mon, Feb 07, 2022 at 10:41:54AM +0800, Liu, Aaron wrote:
> Confirmed with hardware team, there is harvesting for gc 10.3.1.
>
> Signed-off-by: Aaron Liu <aaron.liu@xxxxxxx>
Reviewed-by: Huang Rui <ray.huang@xxxxxxx>
> ---
> drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c | 7 ++++++-
> 1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c
> index b4eddf6e98a6..ff738e9725ee 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_1.c
> @@ -543,7 +543,9 @@ static void gfxhub_v2_1_utcl2_harvest(struct amdgpu_device *adev)
> adev->gfx.config.max_sh_per_se *
> adev->gfx.config.max_shader_engines);
>
> - if (adev->ip_versions[GC_HWIP][0] == IP_VERSION(10, 3, 3)) {
> + switch (adev->ip_versions[GC_HWIP][0]) {
> + case IP_VERSION(10, 3, 1):
> + case IP_VERSION(10, 3, 3):
> /* Get SA disabled bitmap from eFuse setting */
> efuse_setting = RREG32_SOC15(GC, 0, mmCC_GC_SA_UNIT_DISABLE);
> efuse_setting &= CC_GC_SA_UNIT_DISABLE__SA_DISABLE_MASK;
> @@ -566,6 +568,9 @@ static void gfxhub_v2_1_utcl2_harvest(struct amdgpu_device *adev)
> disabled_sa = tmp;
>
> WREG32_SOC15(GC, 0, mmGCUTCL2_HARVEST_BYPASS_GROUPS_YELLOW_CARP, disabled_sa);
> + break;
> + default:
> + break;
> }
> }
>
> --
> 2.25.1
>
