1 /*
2  * Copyright 2015 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 
24 #ifndef _SMU8_HWMGR_H_
25 #define _SMU8_HWMGR_H_
26 
27 #include "cgs_common.h"
28 #include "ppatomctrl.h"
29 
30 #define SMU8_NUM_NBPSTATES               4
31 #define SMU8_NUM_NBPMEMORYCLOCK          2
32 #define MAX_DISPLAY_CLOCK_LEVEL        8
33 #define SMU8_MAX_HARDWARE_POWERLEVELS    8
34 #define SMU8_VOTINGRIGHTSCLIENTS_DFLT0   0x3FFFC102
35 #define SMU8_MIN_DEEP_SLEEP_SCLK         800
36 
37 /* Carrizo device IDs */
38 #define DEVICE_ID_CZ_9870             0x9870
39 #define DEVICE_ID_CZ_9874             0x9874
40 #define DEVICE_ID_CZ_9875             0x9875
41 #define DEVICE_ID_CZ_9876             0x9876
42 #define DEVICE_ID_CZ_9877             0x9877
43 
44 struct smu8_dpm_entry {
45 	uint32_t soft_min_clk;
46 	uint32_t hard_min_clk;
47 	uint32_t soft_max_clk;
48 	uint32_t hard_max_clk;
49 };
50 
51 struct smu8_sys_info {
52 	uint32_t bootup_uma_clock;
53 	uint32_t bootup_engine_clock;
54 	uint32_t dentist_vco_freq;
55 	uint32_t nb_dpm_enable;
56 	uint32_t nbp_memory_clock[SMU8_NUM_NBPMEMORYCLOCK];
57 	uint32_t nbp_n_clock[SMU8_NUM_NBPSTATES];
58 	uint16_t nbp_voltage_index[SMU8_NUM_NBPSTATES];
59 	uint32_t display_clock[MAX_DISPLAY_CLOCK_LEVEL];
60 	uint16_t bootup_nb_voltage_index;
61 	uint8_t htc_tmp_lmt;
62 	uint8_t htc_hyst_lmt;
63 	uint32_t system_config;
64 	uint32_t uma_channel_number;
65 };
66 
67 #define MAX_DISPLAYPHY_IDS			0x8
68 #define DISPLAYPHY_LANEMASK			0xF
69 #define UNKNOWN_TRANSMITTER_PHY_ID		(-1)
70 
71 #define DISPLAYPHY_PHYID_SHIFT			24
72 #define DISPLAYPHY_LANESELECT_SHIFT		16
73 
74 #define DISPLAYPHY_RX_SELECT			0x1
75 #define DISPLAYPHY_TX_SELECT			0x2
76 #define DISPLAYPHY_CORE_SELECT			0x4
77 
78 #define DDI_POWERGATING_ARG(phyID, lanemask, rx, tx, core) \
79 		(((uint32_t)(phyID))<<DISPLAYPHY_PHYID_SHIFT | \
80 		((uint32_t)(lanemask))<<DISPLAYPHY_LANESELECT_SHIFT | \
81 		((rx) ? DISPLAYPHY_RX_SELECT : 0) | \
82 		((tx) ? DISPLAYPHY_TX_SELECT : 0) | \
83 		((core) ? DISPLAYPHY_CORE_SELECT : 0))
84 
85 struct smu8_display_phy_info_entry {
86 	uint8_t phy_present;
87 	uint8_t active_lane_mapping;
88 	uint8_t display_config_type;
89 	uint8_t active_number_of_lanes;
90 };
91 
92 #define SMU8_MAX_DISPLAYPHY_IDS			10
93 
94 struct smu8_display_phy_info {
95 	bool display_phy_access_initialized;
96 	struct smu8_display_phy_info_entry entries[SMU8_MAX_DISPLAYPHY_IDS];
97 };
98 
99 struct smu8_power_level {
100 	uint32_t engineClock;
101 	uint8_t vddcIndex;
102 	uint8_t dsDividerIndex;
103 	uint8_t ssDividerIndex;
104 	uint8_t allowGnbSlow;
105 	uint8_t forceNBPstate;
106 	uint8_t display_wm;
107 	uint8_t vce_wm;
108 	uint8_t numSIMDToPowerDown;
109 	uint8_t hysteresis_up;
110 	uint8_t rsv[3];
111 };
112 
113 struct smu8_uvd_clocks {
114 	uint32_t vclk;
115 	uint32_t dclk;
116 	uint32_t vclk_low_divider;
117 	uint32_t vclk_high_divider;
118 	uint32_t dclk_low_divider;
119 	uint32_t dclk_high_divider;
120 };
121 
122 enum smu8_pstate_previous_action {
123 	DO_NOTHING = 1,
124 	FORCE_HIGH,
125 	CANCEL_FORCE_HIGH
126 };
127 
128 struct pp_disable_nb_ps_flags {
129 	union {
130 		struct {
131 			uint32_t entry : 1;
132 			uint32_t display : 1;
133 			uint32_t driver: 1;
134 			uint32_t vce : 1;
135 			uint32_t uvd : 1;
136 			uint32_t acp : 1;
137 			uint32_t reserved: 26;
138 		} bits;
139 		uint32_t u32All;
140 	};
141 };
142 
143 struct smu8_power_state {
144 	unsigned int magic;
145 	uint32_t level;
146 	struct smu8_uvd_clocks uvd_clocks;
147 	uint32_t evclk;
148 	uint32_t ecclk;
149 	uint32_t samclk;
150 	uint32_t acpclk;
151 	bool need_dfs_bypass;
152 	uint32_t nbps_flags;
153 	uint32_t bapm_flags;
154 	uint8_t dpm_0_pg_nb_ps_low;
155 	uint8_t dpm_0_pg_nb_ps_high;
156 	uint8_t dpm_x_nb_ps_low;
157 	uint8_t dpm_x_nb_ps_high;
158 	enum smu8_pstate_previous_action action;
159 	struct smu8_power_level levels[SMU8_MAX_HARDWARE_POWERLEVELS];
160 	struct pp_disable_nb_ps_flags disable_nb_ps_flag;
161 };
162 
163 #define DPMFlags_SCLK_Enabled			0x00000001
164 #define DPMFlags_UVD_Enabled			0x00000002
165 #define DPMFlags_VCE_Enabled			0x00000004
166 #define DPMFlags_ACP_Enabled			0x00000008
167 #define DPMFlags_ForceHighestValid		0x40000000
168 #define DPMFlags_Debug				0x80000000
169 
170 #define SMU_EnabledFeatureScoreboard_AcpDpmOn   0x00000001 /* bit 0 */
171 #define SMU_EnabledFeatureScoreboard_UvdDpmOn   0x00800000 /* bit 23 */
172 #define SMU_EnabledFeatureScoreboard_VceDpmOn   0x01000000 /* bit 24 */
173 
174 struct cc6_settings {
175 	bool cc6_setting_changed;
176 	bool nb_pstate_switch_disable;/* controls NB PState switch */
177 	bool cpu_cc6_disable; /* controls CPU CState switch ( on or off) */
178 	bool cpu_pstate_disable;
179 	uint32_t cpu_pstate_separation_time;
180 };
181 
182 struct smu8_hwmgr {
183 	uint32_t dpm_interval;
184 
185 	uint32_t voltage_drop_threshold;
186 
187 	uint32_t voting_rights_clients;
188 
189 	uint32_t disable_driver_thermal_policy;
190 
191 	uint32_t static_screen_threshold;
192 
193 	uint32_t gfx_power_gating_threshold;
194 
195 	uint32_t activity_hysteresis;
196 	uint32_t bootup_sclk_divider;
197 	uint32_t gfx_ramp_step;
198 	uint32_t gfx_ramp_delay; /* in micro-seconds */
199 
200 	uint32_t thermal_auto_throttling_treshold;
201 
202 	struct smu8_sys_info sys_info;
203 
204 	struct smu8_power_level boot_power_level;
205 	struct smu8_power_state *smu8_current_ps;
206 	struct smu8_power_state *smu8_requested_ps;
207 
208 	uint32_t mgcg_cgtt_local0;
209 	uint32_t mgcg_cgtt_local1;
210 
211 	uint32_t tdr_clock; /* in 10khz unit */
212 
213 	uint32_t ddi_power_gating_disabled;
214 	uint32_t disable_gfx_power_gating_in_uvd;
215 	uint32_t disable_nb_ps3_in_battery;
216 
217 	uint32_t lock_nb_ps_in_uvd_play_back;
218 
219 	struct smu8_display_phy_info display_phy_info;
220 	uint32_t vce_slow_sclk_threshold; /* default 200mhz */
221 	uint32_t dce_slow_sclk_threshold; /* default 300mhz */
222 	uint32_t min_sclk_did;  /* minimum sclk divider */
223 
224 	bool disp_clk_bypass;
225 	bool disp_clk_bypass_pending;
226 	uint32_t bapm_enabled;
227 	uint32_t clock_slow_down_freq;
228 	uint32_t skip_clock_slow_down;
229 	uint32_t enable_nb_ps_policy;
230 	uint32_t voltage_drop_in_dce_power_gating;
231 	uint32_t uvd_dpm_interval;
232 	uint32_t override_dynamic_mgpg;
233 	uint32_t lclk_deep_enabled;
234 
235 	uint32_t uvd_performance;
236 
237 	bool video_start;
238 	bool battery_state;
239 	uint32_t lowest_valid;
240 	uint32_t highest_valid;
241 	uint32_t high_voltage_threshold;
242 	uint32_t is_nb_dpm_enabled;
243 	struct cc6_settings cc6_settings;
244 	uint32_t is_voltage_island_enabled;
245 
246 	bool pgacpinit;
247 
248 	uint8_t disp_config;
249 
250 	/* PowerTune */
251 	uint32_t power_containment_features;
252 	bool cac_enabled;
253 	bool disable_uvd_power_tune_feature;
254 	bool enable_ba_pm_feature;
255 	bool enable_tdc_limit_feature;
256 
257 	uint32_t sram_end;
258 	uint32_t dpm_table_start;
259 	uint32_t soft_regs_start;
260 
261 	uint8_t uvd_level_count;
262 	uint8_t vce_level_count;
263 
264 	uint8_t acp_level_count;
265 	uint8_t samu_level_count;
266 	uint32_t fps_high_threshold;
267 	uint32_t fps_low_threshold;
268 
269 	uint32_t dpm_flags;
270 	struct smu8_dpm_entry sclk_dpm;
271 	struct smu8_dpm_entry uvd_dpm;
272 	struct smu8_dpm_entry vce_dpm;
273 	struct smu8_dpm_entry acp_dpm;
274 
275 	uint8_t uvd_boot_level;
276 	uint8_t vce_boot_level;
277 	uint8_t acp_boot_level;
278 	uint8_t samu_boot_level;
279 	uint8_t uvd_interval;
280 	uint8_t vce_interval;
281 	uint8_t acp_interval;
282 	uint8_t samu_interval;
283 
284 	uint8_t graphics_interval;
285 	uint8_t graphics_therm_throttle_enable;
286 	uint8_t graphics_voltage_change_enable;
287 
288 	uint8_t graphics_clk_slow_enable;
289 	uint8_t graphics_clk_slow_divider;
290 
291 	uint32_t display_cac;
292 	uint32_t low_sclk_interrupt_threshold;
293 
294 	uint32_t dram_log_addr_h;
295 	uint32_t dram_log_addr_l;
296 	uint32_t dram_log_phy_addr_h;
297 	uint32_t dram_log_phy_addr_l;
298 	uint32_t dram_log_buff_size;
299 
300 	bool uvd_power_gated;
301 	bool vce_power_gated;
302 	bool samu_power_gated;
303 	bool acp_power_gated;
304 	bool acp_power_up_no_dsp;
305 	uint32_t active_process_mask;
306 
307 	uint32_t max_sclk_level;
308 	uint32_t num_of_clk_entries;
309 };
310 
311 #endif /* _SMU8_HWMGR_H_ */
312