/*
* 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 <linux/module.h>
#include <linux/pci.h>
#include <linux/slab.h>
#include "vega10_processpptables.h"
#include "ppatomfwctrl.h"
#include "atomfirmware.h"
#include "pp_debug.h"
#include "cgs_common.h"
#include "vega10_pptable.h"
#define NUM_DSPCLK_LEVELS 8
#define VEGA10_ENGINECLOCK_HARDMAX 198000
static void set_hw_cap(struct pp_hwmgr *hwmgr, bool enable,
enum phm_platform_caps cap)
{
if (enable)
phm_cap_set(hwmgr->platform_descriptor.platformCaps, cap);
else
phm_cap_unset(hwmgr->platform_descriptor.platformCaps, cap);
}
static const void *get_powerplay_table(struct pp_hwmgr *hwmgr)
{
int index = GetIndexIntoMasterDataTable(powerplayinfo);
u16 size;
u8 frev, crev;
const void *table_address = hwmgr->soft_pp_table;
if (!table_address) {
table_address = (ATOM_Vega10_POWERPLAYTABLE *)
smu_atom_get_data_table(hwmgr->adev, index,
&size, &frev, &crev);
hwmgr->soft_pp_table = table_address; /*Cache the result in RAM.*/
hwmgr->soft_pp_table_size = size;
}
return table_address;
}
static int check_powerplay_tables(
struct pp_hwmgr *hwmgr,
const ATOM_Vega10_POWERPLAYTABLE *powerplay_table)
{
const ATOM_Vega10_State_Array *state_arrays;
state_arrays = (ATOM_Vega10_State_Array *)(((unsigned long)powerplay_table) +
le16_to_cpu(powerplay_table->usStateArrayOffset));
PP_ASSERT_WITH_CODE((powerplay_table->sHeader.format_revision >=
ATOM_Vega10_TABLE_REVISION_VEGA10),
"Unsupported PPTable format!", return -1);
PP_ASSERT_WITH_CODE(powerplay_table->usStateArrayOffset,
"State table is not set!", return -1);
PP_ASSERT_WITH_CODE(powerplay_table->sHeader.structuresize > 0,
