From 88810f907bc632c161f8172546b6b5495be42ec3 Mon Sep 17 00:00:00 2001 From: Evan Quan Date: Fri, 16 Aug 2019 13:47:01 +0800 Subject: [PATCH] drm/amd/powerplay: get bootup fclk value This is available with firmwareinfo table v3.2 or later. Signed-off-by: Evan Quan Reviewed-by: Kevin Wang Signed-off-by: Alex Deucher --- .../gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 3 +++ drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 21 +++++++++++++++++++ 2 files changed, 24 insertions(+) diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h index fc59d9686e61..e80c81552d29 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h +++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h @@ -222,6 +222,9 @@ struct smu_bios_boot_up_values uint16_t vdd_gfx; uint8_t cooling_id; uint32_t pp_table_id; + uint32_t format_revision; + uint32_t content_revision; + uint32_t fclk; }; enum smu_table_id diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c index 6843abfe18f9..f5d163b3777c 100644 --- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c @@ -570,6 +570,9 @@ int smu_v11_0_get_vbios_bootup_values(struct smu_context *smu) smu->smu_table.boot_values.pp_table_id = v_3_3->pplib_pptable_id; } + smu->smu_table.boot_values.format_revision = header->format_revision; + smu->smu_table.boot_values.content_revision = header->content_revision; + return 0; } @@ -649,6 +652,24 @@ static int smu_v11_0_get_clk_info_from_vbios(struct smu_context *smu) output = (struct atom_get_smu_clock_info_output_parameters_v3_1 *)&input; smu->smu_table.boot_values.dclk = le32_to_cpu(output->atom_smu_outputclkfreq.smu_clock_freq_hz) / 10000; + if ((smu->smu_table.boot_values.format_revision == 3) && + (smu->smu_table.boot_values.content_revision >= 2)) { + memset(&input, 0, sizeof(input)); + input.clk_id = SMU11_SYSPLL1_0_FCLK_ID; + input.syspll_id = SMU11_SYSPLL1_2_ID; + input.command = GET_SMU_CLOCK_INFO_V3_1_GET_CLOCK_FREQ; + index = get_index_into_master_table(atom_master_list_of_command_functions_v2_1, + getsmuclockinfo); + + ret = amdgpu_atom_execute_table(adev->mode_info.atom_context, index, + (uint32_t *)&input); + if (ret) + return -EINVAL; + + output = (struct atom_get_smu_clock_info_output_parameters_v3_1 *)&input; + smu->smu_table.boot_values.fclk = le32_to_cpu(output->atom_smu_outputclkfreq.smu_clock_freq_hz) / 10000; + } + return 0; } -- 2.25.1