Reviewed-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@xxxxxxx>
On 2019-10-15 11:04 a.m., Hersen Wu wrote:
> enable dc get dmp clock table and set dcn watermarks
> via pplib.
>
> Signed-off-by: Hersen Wu <hersenxs.wu@xxxxxxx>
> ---
> .../amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c | 93 +++++++++++++++++++
> drivers/gpu/drm/amd/display/dc/dm_pp_smu.h | 2 +-
> 2 files changed, 94 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
> index 95564b8de3ce..7add40dea9b7 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
> @@ -891,6 +891,90 @@ enum pp_smu_status pp_nv_get_uclk_dpm_states(struct pp_smu *pp,
> return PP_SMU_RESULT_FAIL;
> }
>
> +#ifdef CONFIG_DRM_AMD_DC_DCN2_1
> +enum pp_smu_status pp_rn_get_dpm_clock_table(
> + struct pp_smu *pp, struct dpm_clocks *clock_table)
> +{
> + const struct dc_context *ctx = pp->dm;
> + struct amdgpu_device *adev = ctx->driver_context;
> + struct smu_context *smu = &adev->smu;
> +
> + if (!smu->ppt_funcs)
> + return PP_SMU_RESULT_UNSUPPORTED;
> +
> + if (!smu->ppt_funcs->get_dpm_clock_table)
> + return PP_SMU_RESULT_UNSUPPORTED;
> +
> + if (!smu->ppt_funcs->get_dpm_clock_table(smu, clock_table))
> + return PP_SMU_RESULT_OK;
> +
> + return PP_SMU_RESULT_FAIL;
> +}
> +
> +enum pp_smu_status pp_rn_set_wm_ranges(struct pp_smu *pp,
> + struct pp_smu_wm_range_sets *ranges)
> +{
> + const struct dc_context *ctx = pp->dm;
> + struct amdgpu_device *adev = ctx->driver_context;
> + struct smu_context *smu = &adev->smu;
> + struct dm_pp_wm_sets_with_clock_ranges_soc15 wm_with_clock_ranges;
> + struct dm_pp_clock_range_for_dmif_wm_set_soc15 *wm_dce_clocks =
> + wm_with_clock_ranges.wm_dmif_clocks_ranges;
> + struct dm_pp_clock_range_for_mcif_wm_set_soc15 *wm_soc_clocks =
> + wm_with_clock_ranges.wm_mcif_clocks_ranges;
> + int32_t i;
> +
> + if (!smu->funcs)
> + return PP_SMU_RESULT_UNSUPPORTED;
> +
> + wm_with_clock_ranges.num_wm_dmif_sets = ranges->num_reader_wm_sets;
> + wm_with_clock_ranges.num_wm_mcif_sets = ranges->num_writer_wm_sets;
> +
> + for (i = 0; i < wm_with_clock_ranges.num_wm_dmif_sets; i++) {
> + if (ranges->reader_wm_sets[i].wm_inst > 3)
> + wm_dce_clocks[i].wm_set_id = WM_SET_A;
> + else
> + wm_dce_clocks[i].wm_set_id =
> + ranges->reader_wm_sets[i].wm_inst;
> +
> + wm_dce_clocks[i].wm_min_dcfclk_clk_in_khz =
> + ranges->reader_wm_sets[i].min_drain_clk_mhz;
> +
> + wm_dce_clocks[i].wm_max_dcfclk_clk_in_khz =
> + ranges->reader_wm_sets[i].max_drain_clk_mhz;
> +
> + wm_dce_clocks[i].wm_min_mem_clk_in_khz =
> + ranges->reader_wm_sets[i].min_fill_clk_mhz;
> +
> + wm_dce_clocks[i].wm_max_mem_clk_in_khz =
> + ranges->reader_wm_sets[i].max_fill_clk_mhz;
> + }
> +
> + for (i = 0; i < wm_with_clock_ranges.num_wm_mcif_sets; i++) {
> + if (ranges->writer_wm_sets[i].wm_inst > 3)
> + wm_soc_clocks[i].wm_set_id = WM_SET_A;
> + else
> + wm_soc_clocks[i].wm_set_id =
> + ranges->writer_wm_sets[i].wm_inst;
> + wm_soc_clocks[i].wm_min_socclk_clk_in_khz =
> + ranges->writer_wm_sets[i].min_fill_clk_mhz;
> +
> + wm_soc_clocks[i].wm_max_socclk_clk_in_khz =
> + ranges->writer_wm_sets[i].max_fill_clk_mhz;
> +
> + wm_soc_clocks[i].wm_min_mem_clk_in_khz =
> + ranges->writer_wm_sets[i].min_drain_clk_mhz;
> +
> + wm_soc_clocks[i].wm_max_mem_clk_in_khz =
> + ranges->writer_wm_sets[i].max_drain_clk_mhz;
> + }
> +
> + smu_set_watermarks_for_clock_ranges(&adev->smu, &wm_with_clock_ranges);
> +
> + return PP_SMU_RESULT_OK;
> +}
> +#endif
> +
> void dm_pp_get_funcs(
> struct dc_context *ctx,
> struct pp_smu_funcs *funcs)
> @@ -935,6 +1019,15 @@ void dm_pp_get_funcs(
> funcs->nv_funcs.set_pstate_handshake_support = pp_nv_set_pstate_handshake_support;
> break;
> #endif
> +
> +#ifdef CONFIG_DRM_AMD_DC_DCN2_1
> + case DCN_VERSION_2_1:
> + funcs->ctx.ver = PP_SMU_VER_RN;
> + funcs->rn_funcs.pp_smu.dm = ctx;
> + funcs->rn_funcs.set_wm_ranges = pp_rn_set_wm_ranges;
> + funcs->rn_funcs.get_dpm_clock_table = pp_rn_get_dpm_clock_table;
> + break;
> +#endif
> default:
> DRM_ERROR("smu version is not supported !\n");
> break;
> diff --git a/drivers/gpu/drm/amd/display/dc/dm_pp_smu.h b/drivers/gpu/drm/amd/display/dc/dm_pp_smu.h
> index c03a441ee638..24d65dbbd749 100644
> --- a/drivers/gpu/drm/amd/display/dc/dm_pp_smu.h
> +++ b/drivers/gpu/drm/amd/display/dc/dm_pp_smu.h
> @@ -252,7 +252,7 @@ struct pp_smu_funcs_nv {
> #if defined(CONFIG_DRM_AMD_DC_DCN2_1)
>
> #define PP_SMU_NUM_SOCCLK_DPM_LEVELS 8
> -#define PP_SMU_NUM_DCFCLK_DPM_LEVELS 4
> +#define PP_SMU_NUM_DCFCLK_DPM_LEVELS 8
> #define PP_SMU_NUM_FCLK_DPM_LEVELS 4
> #define PP_SMU_NUM_MEMCLK_DPM_LEVELS 4
>
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