On Fri, May 18, 2018 at 5:33 AM, Rex Zhu <Rex.Zhu at amd.com> wrote:
> For power saving, default profiling mode was setted
> to power saving mode.
>
> Currently, not support CUSTOM mode and not display
> detailed profiling mode parameters in sysfs.
>
> Signed-off-by: Rex Zhu <Rex.Zhu at amd.com>
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
> ---
> drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c | 42 +++++++++++++++++++++++
> 1 file changed, 42 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
> index 0882ecf..409a46b 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
> @@ -450,6 +450,10 @@ static int smu10_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
>
> hwmgr->backend = data;
>
> + hwmgr->workload_mask = 1 << hwmgr->workload_prority[PP_SMC_POWER_PROFILE_POWERSAVING];
> + hwmgr->power_profile_mode = PP_SMC_POWER_PROFILE_POWERSAVING;
> + hwmgr->default_power_profile_mode = PP_SMC_POWER_PROFILE_POWERSAVING;
> +
> result = smu10_initialize_dpm_defaults(hwmgr);
> if (result != 0) {
> pr_err("smu10_initialize_dpm_defaults failed\n");
> @@ -1163,6 +1167,42 @@ static void smu10_powergate_vcn(struct pp_hwmgr *hwmgr, bool bgate)
> }
> }
>
> +static int smu10_get_power_profile_mode(struct pp_hwmgr *hwmgr, char *buf)
> +{
> + uint32_t i, size = 0;
> +
> + static const char *profile_name[6] = {"3D_FULL_SCREEN",
> + "POWER_SAVING",
> + "VIDEO",
> + "VR",
> + "COMPUTE"};
> + static const char *title[2] = {"NUM", "MODE_NAME"};
> +
> + if (!buf)
> + return -EINVAL;
> +
> + size += sprintf(buf + size, "%s %10s\n", title[0], title[1]);
> +
> + for (i = 0; i < PP_SMC_POWER_PROFILE_CUSTOM; i++)
> + size += sprintf(buf + size, "%3d %14s%s\n",
> + i, profile_name[i],
> + (i == hwmgr->power_profile_mode) ? "*" : " ");
> + return size;
> +}
> +
> +static int smu10_set_power_profile_mode(struct pp_hwmgr *hwmgr, long *input, uint32_t size)
> +{
> + if (input[size] >= PP_SMC_POWER_PROFILE_CUSTOM)
> + return -EINVAL;
> +
> + hwmgr->power_profile_mode = input[size];
> +
> + smum_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_ActiveProcessNotify,
> + 1<<hwmgr->power_profile_mode);
> +
> + return 0;
> +}
> +
> static const struct pp_hwmgr_func smu10_hwmgr_funcs = {
> .backend_init = smu10_hwmgr_backend_init,
> .backend_fini = smu10_hwmgr_backend_fini,
> @@ -1200,6 +1240,8 @@ static void smu10_powergate_vcn(struct pp_hwmgr *hwmgr, bool bgate)
> .set_mmhub_powergating_by_smu = smu10_set_mmhub_powergating_by_smu,
> .smus_notify_pwe = smu10_smus_notify_pwe,
> .gfx_off_control = smu10_gfx_off_control,
> + .get_power_profile_mode = smu10_get_power_profile_mode,
> + .set_power_profile_mode = smu10_set_power_profile_mode,
> };
>
> int smu10_init_function_pointers(struct pp_hwmgr *hwmgr)
> --
> 1.9.1
>
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> amd-gfx at lists.freedesktop.org
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