[PATCH 2/2] drm/amd/pp: Add custom power profile mode support on Vega10

Alex Deucher alexdeucher at gmail.com
Tue Jan 16 15:59:32 UTC 2018


On Tue, Jan 16, 2018 at 6:50 AM, Rex Zhu <Rex.Zhu at amd.com> wrote:
> v2: delete uncessary blank line.
>     Add static const modifiers to an array
>
> Signed-off-by: Rex Zhu <Rex.Zhu at amd.com>
>
> Change-Id: If6b81ade742ef434717010ca0783d2af9145c975

Reviewed-by: Alex Deucher <alexander.deucher at amd.com>

Do you have a similar patch for smu7 yet?


> ---
>  drivers/gpu/drm/amd/powerplay/amd_powerplay.c      | 38 +++++++++++
>  drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 78 ++++++++++++++++++++++
>  drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h |  1 +
>  drivers/gpu/drm/amd/powerplay/inc/hwmgr.h          |  3 +
>  4 files changed, 120 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
> index 8859b67..5e22521 100644
> --- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
> +++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
> @@ -1081,6 +1081,42 @@ static int pp_dpm_get_power_profile_state(void *handle,
>         return 0;
>  }
>
> +static int pp_get_power_profile_mode(void *handle, char *buf)
> +{
> +       struct pp_hwmgr *hwmgr;
> +       struct pp_instance *pp_handle = (struct pp_instance *)handle;
> +
> +       if (!buf || pp_check(pp_handle))
> +               return -EINVAL;
> +
> +       hwmgr = pp_handle->hwmgr;
> +
> +       if (hwmgr->hwmgr_func->get_power_profile_mode == NULL) {
> +               pr_info("%s was not implemented.\n", __func__);
> +               return snprintf(buf, PAGE_SIZE, "\n");
> +       }
> +
> +       return hwmgr->hwmgr_func->get_power_profile_mode(hwmgr, buf);
> +}
> +
> +static int pp_set_power_profile_mode(void *handle, long *input, uint32_t size)
> +{
> +       struct pp_hwmgr *hwmgr;
> +       struct pp_instance *pp_handle = (struct pp_instance *)handle;
> +
> +       if (pp_check(pp_handle))
> +               return -EINVAL;
> +
> +       hwmgr = pp_handle->hwmgr;
> +
> +       if (hwmgr->hwmgr_func->set_power_profile_mode == NULL) {
> +               pr_info("%s was not implemented.\n", __func__);
> +               return -EINVAL;
> +       }
> +
> +       return hwmgr->hwmgr_func->set_power_profile_mode(hwmgr, input, size);
> +}
> +
>  static int pp_dpm_set_power_profile_state(void *handle,
>                 struct amd_pp_profile *request)
>  {
> @@ -1464,6 +1500,8 @@ static int pp_get_display_mode_validation_clocks(void *handle,
>         .switch_power_profile = pp_dpm_switch_power_profile,
>         .set_clockgating_by_smu = pp_set_clockgating_by_smu,
>         .notify_smu_memory_info = pp_dpm_notify_smu_memory_info,
> +       .get_power_profile_mode = pp_get_power_profile_mode,
> +       .set_power_profile_mode = pp_set_power_profile_mode,
>  /* export to DC */
>         .get_sclk = pp_dpm_get_sclk,
>         .get_mclk = pp_dpm_get_mclk,
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> index 7e6feed..d5abd46 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> @@ -760,6 +760,8 @@ static int vega10_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
>
>         hwmgr->backend = data;
>
> +       hwmgr->power_profile_mode = PP_SMC_POWER_PROFILE_VIDEO;
> +
>         vega10_set_default_registry_data(hwmgr);
>
>         data->disable_dpm_mask = 0xff;
> @@ -3963,6 +3965,7 @@ static int vega10_read_sensor(struct pp_hwmgr *hwmgr, int idx,
>                 ret = -EINVAL;
>                 break;
>         }
> +
>         return ret;
>  }
>
> @@ -5021,6 +5024,79 @@ static int vega10_register_thermal_interrupt(struct pp_hwmgr *hwmgr,
>         return 0;
>  }
>
> +static int vega10_get_power_profile_mode(struct pp_hwmgr *hwmgr, char *buf)
> +{
> +       struct vega10_hwmgr *data = (struct vega10_hwmgr *)(hwmgr->backend);
> +       uint32_t i, size = 0;
> +       static const uint8_t profile_mode_setting[5][4] = {{70, 60, 1, 3,},
> +                                               {90, 60, 0, 0,},
> +                                               {70, 60, 0, 0,},
> +                                               {70, 90, 0, 0,},
> +                                               {30, 60, 0, 6,},
> +                                               };
> +       static const char *profile_name[6] = {"3D_FULL_SCREEN",
> +                                       "POWER_SAVING",
> +                                       "VIDEO",
> +                                       "VR",
> +                                       "COMPUTER",
> +                                       "CUSTOM"};
> +       static const char *title[6] = {"NUM",
> +                       "MODE_NAME",
> +                       "BUSY_SET_POINT",
> +                       "FPS",
> +                       "USE_RLC_BUSY",
> +                       "MIN_ACTIVE_LEVEL"};
> +
> +       if (!buf)
> +               return -EINVAL;
> +
> +       size += sprintf(buf + size, "%s %16s %s %s %s %s\n",title[0],
> +                       title[1], title[2], title[3], title[4], title[5]);
> +
> +       for (i = 0; i < PP_SMC_POWER_PROFILE_CUSTOM; i++)
> +               size += sprintf(buf + size, "%3d %14s%s: %14d %3d %10d %14d\n",
> +                       i, profile_name[i], (i == hwmgr->power_profile_mode) ? "*" : " ",
> +                       profile_mode_setting[i][0], profile_mode_setting[i][1],
> +                       profile_mode_setting[i][2], profile_mode_setting[i][3]);
> +       size += sprintf(buf + size, "%3d %14s%s: %14d %3d %10d %14d\n", i,
> +                       profile_name[i], (i == hwmgr->power_profile_mode) ? "*" : " ",
> +                       data->custom_profile_mode[0], data->custom_profile_mode[1],
> +                       data->custom_profile_mode[2], data->custom_profile_mode[3]);
> +       return size;
> +}
> +
> +static int vega10_set_power_profile_mode(struct pp_hwmgr *hwmgr, long *input, uint32_t size)
> +{
> +       struct vega10_hwmgr *data = (struct vega10_hwmgr *)(hwmgr->backend);
> +       uint8_t busy_set_point;
> +       uint8_t FPS;
> +       uint8_t use_rlc_busy;
> +       uint8_t min_active_level;
> +
> +       hwmgr->power_profile_mode = input[size];
> +
> +       smum_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_SetWorkloadMask,
> +                                               1<<hwmgr->power_profile_mode);
> +
> +       if (hwmgr->power_profile_mode == PP_SMC_POWER_PROFILE_CUSTOM) {
> +               if (size == 0 || size > 4)
> +                       return -EINVAL;
> +
> +               data->custom_profile_mode[0] = busy_set_point = input[0];
> +               data->custom_profile_mode[1] = FPS = input[1];
> +               data->custom_profile_mode[2] = use_rlc_busy = input[2];
> +               data->custom_profile_mode[3] = min_active_level = input[3];
> +               smum_send_msg_to_smc_with_parameter(hwmgr,
> +                                       PPSMC_MSG_SetCustomGfxDpmParameters,
> +                                       busy_set_point | FPS<<8 |
> +                                       use_rlc_busy << 16 | min_active_level<<24);
> +                               pr_info("size is %d value is %x \n", size, busy_set_point | FPS<<8 |
> +                                       use_rlc_busy << 16 | min_active_level<<24);
> +       }
> +
> +       return 0;
> +}
> +
>  static const struct pp_hwmgr_func vega10_hwmgr_funcs = {
>         .backend_init = vega10_hwmgr_backend_init,
>         .backend_fini = vega10_hwmgr_backend_fini,
> @@ -5078,6 +5154,8 @@ static int vega10_register_thermal_interrupt(struct pp_hwmgr *hwmgr,
>         .get_thermal_temperature_range = vega10_get_thermal_temperature_range,
>         .register_internal_thermal_interrupt = vega10_register_thermal_interrupt,
>         .start_thermal_controller = vega10_start_thermal_controller,
> +       .get_power_profile_mode = vega10_get_power_profile_mode,
> +       .set_power_profile_mode = vega10_set_power_profile_mode,
>  };
>
>  int vega10_hwmgr_init(struct pp_hwmgr *hwmgr)
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h
> index e8507ff..689fe9f 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h
> @@ -389,6 +389,7 @@ struct vega10_hwmgr {
>         uint32_t                       config_telemetry;
>         uint32_t                       acg_loop_state;
>         uint32_t                       mem_channels;
> +       uint8_t                       custom_profile_mode[4];
>  };
>
>  #define VEGA10_DPM2_NEAR_TDP_DEC                      10
> diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
> index f37f211..800d773 100644
> --- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
> +++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
> @@ -342,6 +342,8 @@ struct pp_hwmgr_func {
>                                         uint32_t size);
>         int (*get_thermal_temperature_range)(struct pp_hwmgr *hwmgr,
>                                         struct PP_TemperatureRange *range);
> +       int (*get_power_profile_mode)(struct pp_hwmgr *hwmgr, char *buf);
> +       int (*set_power_profile_mode)(struct pp_hwmgr *hwmgr, long *input, uint32_t size);
>  };
>
>  struct pp_table_func {
> @@ -750,6 +752,7 @@ struct pp_hwmgr {
>         struct amd_pp_profile default_compute_power_profile;
>         enum amd_pp_profile_type current_power_profile;
>         bool en_umd_pstate;
> +       uint32_t power_profile_mode;
>  };
>
>  struct cgs_irq_src_funcs {
> --
> 1.9.1
>
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