From b5fde60c3bb2d968aa921c6098a758ad2e624bc4 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Tue, 25 Sep 2018 19:53:30 +0800 Subject: [PATCH 5482/5725] drm/amdgpu: Move out power up/down sdma out of smu smu only expose interface to other ip blocks. in order to reduce dependence between smu and other ip blocks Reviewed-by: Alex Deucher Signed-off-by: Rex Zhu Signed-off-by: Raveendra Talabattula --- drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 6 ++++++ drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c | 1 + drivers/gpu/drm/amd/powerplay/smumgr/smu10_smumgr.c | 15 --------------- 3 files changed, 7 insertions(+), 15 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c index 8a99832..d05951f 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c @@ -1374,6 +1374,9 @@ static int sdma_v4_0_hw_init(void *handle) int r; struct amdgpu_device *adev = (struct amdgpu_device *)handle; + if (adev->asic_type == CHIP_RAVEN && adev->powerplay.pp_funcs->set_powergating_by_smu) + amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_SDMA, false); + sdma_v4_0_init_golden_registers(adev); r = sdma_v4_0_start(adev); @@ -1391,6 +1394,9 @@ static int sdma_v4_0_hw_fini(void *handle) sdma_v4_0_ctx_switch_enable(adev, false); sdma_v4_0_enable(adev, false); + if (adev->asic_type == CHIP_RAVEN && adev->powerplay.pp_funcs->set_powergating_by_smu) + amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_SDMA, true); + return 0; } diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c index fa59be3..7100c74 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c @@ -1217,6 +1217,7 @@ static const struct pp_hwmgr_func smu10_hwmgr_funcs = { .gfx_off_control = smu10_gfx_off_control, .display_clock_voltage_request = smu10_display_clock_voltage_request, .powergate_gfx = smu10_gfx_off_control, + .powergate_sdma = smu10_powergate_sdma, }; int smu10_init_function_pointers(struct pp_hwmgr *hwmgr) diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/smu10_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/smu10_smumgr.c index 6f961de..d78d864 100644 --- a/drivers/gpu/drm/amd/powerplay/smumgr/smu10_smumgr.c +++ b/drivers/gpu/drm/amd/powerplay/smumgr/smu10_smumgr.c @@ -186,19 +186,6 @@ static int smu10_verify_smc_interface(struct pp_hwmgr *hwmgr) return 0; } -/* sdma is disabled by default in vbios, need to re-enable in driver */ -static void smu10_smc_enable_sdma(struct pp_hwmgr *hwmgr) -{ - smu10_send_msg_to_smc(hwmgr, - PPSMC_MSG_PowerUpSdma); -} - -static void smu10_smc_disable_sdma(struct pp_hwmgr *hwmgr) -{ - smu10_send_msg_to_smc(hwmgr, - PPSMC_MSG_PowerDownSdma); -} - /* vcn is disabled by default in vbios, need to re-enable in driver */ static void smu10_smc_enable_vcn(struct pp_hwmgr *hwmgr) { @@ -218,7 +205,6 @@ static int smu10_smu_fini(struct pp_hwmgr *hwmgr) (struct smu10_smumgr *)(hwmgr->smu_backend); if (priv) { - smu10_smc_disable_sdma(hwmgr); smu10_smc_disable_vcn(hwmgr); amdgpu_bo_free_kernel(&priv->smu_tables.entry[SMU10_WMTABLE].handle, &priv->smu_tables.entry[SMU10_WMTABLE].mc_addr, @@ -243,7 +229,6 @@ static int smu10_start_smu(struct pp_hwmgr *hwmgr) if (smu10_verify_smc_interface(hwmgr)) return -EINVAL; - smu10_smc_enable_sdma(hwmgr); smu10_smc_enable_vcn(hwmgr); return 0; } -- 2.7.4