xref: /openbmc/linux/drivers/gpu/drm/radeon/btc_dpm.h (revision 2cf1c348)
1 /*
2  * Copyright 2011 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  */
23 #ifndef __BTC_DPM_H__
24 #define __BTC_DPM_H__
25 
26 #include "radeon.h"
27 #include "rv770_dpm.h"
28 
29 #define BTC_RLP_UVD_DFLT                              20
30 #define BTC_RMP_UVD_DFLT                              50
31 #define BTC_LHP_UVD_DFLT                              50
32 #define BTC_LMP_UVD_DFLT                              20
33 #define BARTS_MGCGCGTSSMCTRL_DFLT                     0x81944000
34 #define TURKS_MGCGCGTSSMCTRL_DFLT                     0x6e944000
35 #define CAICOS_MGCGCGTSSMCTRL_DFLT                    0x46944040
36 #define BTC_CGULVPARAMETER_DFLT                       0x00040035
37 #define BTC_CGULVCONTROL_DFLT                         0x00001450
38 
39 extern u32 btc_valid_sclk[40];
40 
41 void btc_read_arb_registers(struct radeon_device *rdev);
42 void btc_program_mgcg_hw_sequence(struct radeon_device *rdev,
43 				  const u32 *sequence, u32 count);
44 void btc_skip_blacklist_clocks(struct radeon_device *rdev,
45 			       const u32 max_sclk, const u32 max_mclk,
46 			       u32 *sclk, u32 *mclk);
47 void btc_adjust_clock_combinations(struct radeon_device *rdev,
48 				   const struct radeon_clock_and_voltage_limits *max_limits,
49 				   struct rv7xx_pl *pl);
50 void btc_apply_voltage_dependency_rules(struct radeon_clock_voltage_dependency_table *table,
51 					u32 clock, u16 max_voltage, u16 *voltage);
52 void btc_get_max_clock_from_voltage_dependency_table(struct radeon_clock_voltage_dependency_table *table,
53 						     u32 *max_clock);
54 void btc_apply_voltage_delta_rules(struct radeon_device *rdev,
55 				   u16 max_vddc, u16 max_vddci,
56 				   u16 *vddc, u16 *vddci);
57 bool btc_dpm_enabled(struct radeon_device *rdev);
58 int btc_reset_to_default(struct radeon_device *rdev);
59 void btc_notify_uvd_to_smc(struct radeon_device *rdev,
60 			   struct radeon_ps *radeon_new_state);
61 
62 #endif
63