linux/drivers/gpu/drm/amd/pm/powerplay/hwmgr/ppatomfwctrl.c

/*
 * Copyright 2016 Advanced Micro Devices, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 */

#include "ppatomfwctrl.h"
#include "atomfirmware.h"
#include "atom.h"
#include "pp_debug.h"

static const union atom_voltage_object_v4 *pp_atomfwctrl_lookup_voltage_type_v4(
		const struct atom_voltage_objects_info_v4_1 *voltage_object_info_table,
		uint8_t voltage_type, uint8_t voltage_mode)
{ … }

static struct atom_voltage_objects_info_v4_1 *pp_atomfwctrl_get_voltage_info_table(
		struct pp_hwmgr *hwmgr)
{ … }

/*
 * Returns TRUE if the given voltage type is controlled by GPIO pins.
 * voltage_type is one of SET_VOLTAGE_TYPE_ASIC_VDDC, SET_VOLTAGE_TYPE_ASIC_MVDDC, SET_VOLTAGE_TYPE_ASIC_MVDDQ.
 * voltage_mode is one of ATOM_SET_VOLTAGE, ATOM_SET_VOLTAGE_PHASE
 */
bool pp_atomfwctrl_is_voltage_controlled_by_gpio_v4(struct pp_hwmgr *hwmgr,
		uint8_t voltage_type, uint8_t voltage_mode)
{ … }

int pp_atomfwctrl_get_voltage_table_v4(struct pp_hwmgr *hwmgr,
		uint8_t voltage_type, uint8_t voltage_mode,
		struct pp_atomfwctrl_voltage_table *voltage_table)
{ … }

 
static struct atom_gpio_pin_lut_v2_1 *pp_atomfwctrl_get_gpio_lookup_table(
		struct pp_hwmgr *hwmgr)
{ … }

static bool pp_atomfwctrl_lookup_gpio_pin(
		struct atom_gpio_pin_lut_v2_1 *gpio_lookup_table,
		const uint32_t pin_id,
		struct pp_atomfwctrl_gpio_pin_assignment *gpio_pin_assignment)
{ … }

/*
 * Returns TRUE if the given pin id find in lookup table.
 */
bool pp_atomfwctrl_get_pp_assign_pin(struct pp_hwmgr *hwmgr,
		const uint32_t pin_id,
		struct pp_atomfwctrl_gpio_pin_assignment *gpio_pin_assignment)
{ … }

/*
 * Enter to SelfRefresh mode.
 * @param hwmgr
 */
int pp_atomfwctrl_enter_self_refresh(struct pp_hwmgr *hwmgr)
{ … }

/** pp_atomfwctrl_get_gpu_pll_dividers_vega10().
 *
 * @param hwmgr       input parameter: pointer to HwMgr
 * @param clock_type  input parameter: Clock type: 1 - GFXCLK, 2 - UCLK, 0 - All other clocks
 * @param clock_value input parameter: Clock
 * @param dividers    output parameter:Clock dividers
 */
int pp_atomfwctrl_get_gpu_pll_dividers_vega10(struct pp_hwmgr *hwmgr,
		uint32_t clock_type, uint32_t clock_value,
		struct pp_atomfwctrl_clock_dividers_soc15 *dividers)
{ … }

int pp_atomfwctrl_get_avfs_information(struct pp_hwmgr *hwmgr,
		struct pp_atomfwctrl_avfs_parameters *param)
{ … }

int pp_atomfwctrl_get_gpio_information(struct pp_hwmgr *hwmgr,
		struct pp_atomfwctrl_gpio_parameters *param)
{ … }

int pp_atomfwctrl_get_clk_information_by_clkid(struct pp_hwmgr *hwmgr,
					       uint8_t clk_id, uint8_t syspll_id,
					       uint32_t *frequency)
{ … }

static void pp_atomfwctrl_copy_vbios_bootup_values_3_2(struct pp_hwmgr *hwmgr,
			struct pp_atomfwctrl_bios_boot_up_values *boot_values,
			struct atom_firmware_info_v3_2 *fw_info)
{ … }

static void pp_atomfwctrl_copy_vbios_bootup_values_3_1(struct pp_hwmgr *hwmgr,
			struct pp_atomfwctrl_bios_boot_up_values *boot_values,
			struct atom_firmware_info_v3_1 *fw_info)
{ … }

int pp_atomfwctrl_get_vbios_bootup_values(struct pp_hwmgr *hwmgr,
			struct pp_atomfwctrl_bios_boot_up_values *boot_values)
{ … }

int pp_atomfwctrl_get_smc_dpm_information(struct pp_hwmgr *hwmgr,
		struct pp_atomfwctrl_smc_dpm_parameters *param)
{ … }