From: Jinzhou Su Date: Wed, 21 Apr 2021 02:59:13 +0000 (+0800) Subject: drm/amdgpu: Enable SDMA MGCG for Vangogh X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=ef9bcfde9e1f6f3ebefabf2c72d5fd04f9745d9d;p=linux.git drm/amdgpu: Enable SDMA MGCG for Vangogh Add flags AMD_CG_SUPPORT_SDMA_MGCG for Vangogh. Start to open sdma mgcg from firmware version 70. Signed-off-by: Jinzhou Su Reviewed-by: Huang Rui Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c index d54af7f8801bf..0142f6760ad20 100644 --- a/drivers/gpu/drm/amd/amdgpu/nv.c +++ b/drivers/gpu/drm/amd/amdgpu/nv.c @@ -1118,6 +1118,7 @@ static int nv_common_early_init(void *handle) AMD_CG_SUPPORT_MC_LS | AMD_CG_SUPPORT_GFX_FGCG | AMD_CG_SUPPORT_VCN_MGCG | + AMD_CG_SUPPORT_SDMA_MGCG | AMD_CG_SUPPORT_JPEG_MGCG; adev->pg_flags = AMD_PG_SUPPORT_GFX_PG | AMD_PG_SUPPORT_VCN | diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c b/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c index b1ad9e52b2347..4ba7fce4c0b43 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c @@ -1556,6 +1556,10 @@ static void sdma_v5_2_update_medium_grain_clock_gating(struct amdgpu_device *ade int i; for (i = 0; i < adev->sdma.num_instances; i++) { + + if (adev->sdma.instance[i].fw_version < 70 && adev->asic_type == CHIP_VANGOGH) + adev->cg_flags &= ~AMD_CG_SUPPORT_SDMA_MGCG; + if (enable && (adev->cg_flags & AMD_CG_SUPPORT_SDMA_MGCG)) { /* Enable sdma clock gating */ def = data = RREG32(sdma_v5_2_get_reg_offset(adev, i, mmSDMA0_CLK_CTRL));