From 0d1a14aa1a603979cfa19b8e28822f53b5292133 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 8 Apr 2016 01:01:18 -0400 Subject: [PATCH 0492/1110] drm/amdgpu/gmc: add proper CG flags for fiji We were already enabling these CG features, this uses the standard interface for doing so. Acked-by: Tom St Denis Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c | 8 ++++---- drivers/gpu/drm/amd/amdgpu/vi.c | 4 +++- 2 files changed, 7 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c index bb254f1..9fbce45 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c @@ -1310,11 +1310,11 @@ static int gmc_v8_0_process_interrupt(struct amdgpu_device *adev, } static void fiji_update_mc_medium_grain_clock_gating(struct amdgpu_device *adev, - bool enable) + bool enable) { uint32_t data; - if (enable) { + if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG)) { data = RREG32(mmMC_HUB_MISC_HUB_CG); data |= MC_HUB_MISC_HUB_CG__ENABLE_MASK; WREG32(mmMC_HUB_MISC_HUB_CG, data); @@ -1390,11 +1390,11 @@ static void fiji_update_mc_medium_grain_clock_gating(struct amdgpu_device *adev, } static void fiji_update_mc_light_sleep(struct amdgpu_device *adev, - bool enable) + bool enable) { uint32_t data; - if (enable) { + if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_LS)) { data = RREG32(mmMC_HUB_MISC_HUB_CG); data |= MC_HUB_MISC_HUB_CG__MEM_LS_ENABLE_MASK; WREG32(mmMC_HUB_MISC_HUB_CG, data); diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c index ea9edf4..16b2a29 100644 --- a/drivers/gpu/drm/amd/amdgpu/vi.c +++ b/drivers/gpu/drm/amd/amdgpu/vi.c @@ -1089,7 +1089,9 @@ static int vi_common_early_init(void *handle) AMD_CG_SUPPORT_BIF_LS | AMD_CG_SUPPORT_HDP_MGCG | AMD_CG_SUPPORT_HDP_LS | - AMD_CG_SUPPORT_ROM_MGCG; + AMD_CG_SUPPORT_ROM_MGCG | + AMD_CG_SUPPORT_MC_MGCG | + AMD_CG_SUPPORT_MC_LS; adev->pg_flags = 0; adev->external_rev_id = adev->rev_id + 0x3c; break; -- 2.7.4