Am 05.09.2018 um 17:30 schrieb shaoyunl:
> From: Alex Deucher <alexander.deucher at amd.com>
>
> Call the new gfxhub 1.1 function to get the xgmi info.
>
> Acked-by: Huang Rui <ray.huang at amd.com>
> Acked-by: Slava Abramov <slava.abramov at amd.com>
> Reviewed-by :Shaoyun liu <Shaoyun.liu at amd.com>
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
Reviewed-by: Christian König <christian.koenig at amd.com>, could probably
be squashed into patch #3.
> ---
> drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
> index 0da89ba..b1c8489 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
> @@ -43,6 +43,7 @@
>
> #include "gfxhub_v1_0.h"
> #include "mmhub_v1_0.h"
> +#include "gfxhub_v1_1.h"
>
> #include "ivsrcid/vmc/irqsrcs_vmc_1_0.h"
>
> @@ -991,6 +992,12 @@ static int gmc_v9_0_sw_init(void *handle)
> }
> adev->need_swiotlb = drm_get_max_iomem() > ((u64)1 << dma_bits);
>
> + if (adev->asic_type == CHIP_VEGA20) {
> + r = gfxhub_v1_1_get_xgmi_info(adev);
> + if (r)
> + return r;
> + }
> +
> r = gmc_v9_0_mc_init(adev);
> if (r)
> return r;
