1 /*
2  * Copyright 2021 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: AMD
23  *
24  */
25 
26 #ifndef __DCN32_CLK_MGR_SMU_MSG_H_
27 #define __DCN32_CLK_MGR_SMU_MSG_H_
28 
29 #include "core_types.h"
30 #include "dcn30/dcn30_clk_mgr_smu_msg.h"
31 
32 #define FCLK_PSTATE_NOTSUPPORTED       0x00
33 #define FCLK_PSTATE_SUPPORTED          0x01
34 
35 /* TODO Remove this MSG ID define after it becomes available in dalsmc */
36 #define DALSMC_MSG_SetCabForUclkPstate	0x12
37 #define DALSMC_Result_OK				0x1
38 
39 void
40 dcn32_smu_send_fclk_pstate_message(struct clk_mgr_internal *clk_mgr, bool enable);
41 void dcn32_smu_transfer_wm_table_dram_2_smu(struct clk_mgr_internal *clk_mgr);
42 void dcn32_smu_set_pme_workaround(struct clk_mgr_internal *clk_mgr);
43 void dcn32_smu_send_cab_for_uclk_message(struct clk_mgr_internal *clk_mgr, unsigned int num_ways);
44 void dcn32_smu_transfer_wm_table_dram_2_smu(struct clk_mgr_internal *clk_mgr);
45 unsigned int dcn32_smu_set_hard_min_by_freq(struct clk_mgr_internal *clk_mgr, uint32_t clk, uint16_t freq_mhz);
46 
47 #endif /* __DCN32_CLK_MGR_SMU_MSG_H_ */
48