On Fri, Jul 15, 2016 at 1:20 AM, Huang Rui <ray.huang at amd.com> wrote:
> The pp_tables_get_response_times function will be used on iceland HW
> mananger.
>
> Signed-off-by: Huang Rui <ray.huang at amd.com>
Series is:
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
> ---
> drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c | 13 +++++++++++++
> drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.h | 17 ++++++++++-------
> 2 files changed, 23 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c b/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c
> index 2f1a14f..947c4de 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c
> @@ -807,6 +807,19 @@ static const ATOM_PPLIB_POWERPLAYTABLE *get_powerplay_table(
> return (const ATOM_PPLIB_POWERPLAYTABLE *)table_addr;
> }
>
> +int pp_tables_get_response_times(struct pp_hwmgr *hwmgr,
> + uint32_t *vol_rep_time, uint32_t *bb_rep_time)
> +{
> + const ATOM_PPLIB_POWERPLAYTABLE *powerplay_tab = get_powerplay_table(hwmgr);
> +
> + PP_ASSERT_WITH_CODE(NULL != powerplay_tab,
> + "Missing PowerPlay Table!", return -EINVAL);
> +
> + *vol_rep_time = (uint32_t)le16_to_cpu(powerplay_tab->usVoltageTime);
> + *bb_rep_time = (uint32_t)le16_to_cpu(powerplay_tab->usBackbiasTime);
> +
> + return 0;
> +}
>
> int pp_tables_get_num_of_entries(struct pp_hwmgr *hwmgr,
> unsigned long *num_of_entries)
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.h b/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.h
> index 3043480..baddaa7 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.h
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.h
> @@ -32,16 +32,19 @@ struct pp_hw_power_state;
> extern const struct pp_table_func pptable_funcs;
>
> typedef int (*pp_tables_hw_clock_info_callback)(struct pp_hwmgr *hwmgr,
> - struct pp_hw_power_state *hw_ps,
> - unsigned int index,
> - const void *clock_info);
> + struct pp_hw_power_state *hw_ps,
> + unsigned int index,
> + const void *clock_info);
>
> int pp_tables_get_num_of_entries(struct pp_hwmgr *hwmgr,
> - unsigned long *num_of_entries);
> + unsigned long *num_of_entries);
>
> int pp_tables_get_entry(struct pp_hwmgr *hwmgr,
> - unsigned long entry_index,
> - struct pp_power_state *ps,
> - pp_tables_hw_clock_info_callback func);
> + unsigned long entry_index,
> + struct pp_power_state *ps,
> + pp_tables_hw_clock_info_callback func);
> +
> +int pp_tables_get_response_times(struct pp_hwmgr *hwmgr,
> + uint32_t *vol_rep_time, uint32_t *bb_rep_time);
>
> #endif
> --
> 2.7.4
>
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