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v6.9.4
  1/*
  2 * Copyright 2017 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 DM_PP_SMU_IF__H
 27#define DM_PP_SMU_IF__H
 28
 29/*
 30 * interface to PPLIB/SMU to setup clocks and pstate requirements on SoC
 31 */
 32
 
 
 33enum pp_smu_ver {
 34	/*
 35	 * PP_SMU_INTERFACE_X should be interpreted as the interface defined
 36	 * starting from X, where X is some family of ASICs.  This is as
 37	 * opposed to interfaces used only for X.  There will be some degree
 38	 * of interface sharing between families of ASIcs.
 39	 */
 40	PP_SMU_UNSUPPORTED,
 41	PP_SMU_VER_RV,
 42	PP_SMU_VER_NV,
 43	PP_SMU_VER_RN,
 44
 45	PP_SMU_VER_MAX
 46};
 47
 48struct pp_smu {
 49	enum pp_smu_ver ver;
 50	const void *pp;
 51
 52	/*
 53	 * interim extra handle for backwards compatibility
 54	 * as some existing functionality not yet implemented
 55	 * by ppsmu
 56	 */
 57	const void *dm;
 58};
 59
 60enum pp_smu_status {
 61	PP_SMU_RESULT_UNDEFINED = 0,
 62	PP_SMU_RESULT_OK = 1,
 63	PP_SMU_RESULT_FAIL,
 64	PP_SMU_RESULT_UNSUPPORTED
 65};
 66
 67#define PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MIN 0x0
 68#define PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MAX 0xFFFF
 69
 70enum wm_type {
 71	WM_TYPE_PSTATE_CHG = 0,
 72	WM_TYPE_RETRAINING = 1,
 73};
 74
 75/* This structure is a copy of WatermarkRowGeneric_t defined by smuxx_driver_if.h*/
 76struct pp_smu_wm_set_range {
 77	uint16_t min_fill_clk_mhz;
 78	uint16_t max_fill_clk_mhz;
 79	uint16_t min_drain_clk_mhz;
 80	uint16_t max_drain_clk_mhz;
 81
 82	uint8_t wm_inst;
 83	uint8_t wm_type;
 84};
 85
 86#define MAX_WATERMARK_SETS 4
 87
 88struct pp_smu_wm_range_sets {
 89	unsigned int num_reader_wm_sets;
 90	struct pp_smu_wm_set_range reader_wm_sets[MAX_WATERMARK_SETS];
 91
 92	unsigned int num_writer_wm_sets;
 93	struct pp_smu_wm_set_range writer_wm_sets[MAX_WATERMARK_SETS];
 94};
 95
 96struct pp_smu_funcs_rv {
 97	struct pp_smu pp_smu;
 98
 99	/* PPSMC_MSG_SetDisplayCount
100	 * 0 triggers S0i2 optimization
101	 */
102
103	void (*set_display_count)(struct pp_smu *pp, int count);
104
105	/* reader and writer WM's are sent together as part of one table*/
106	/*
107	 * PPSMC_MSG_SetDriverDramAddrHigh
108	 * PPSMC_MSG_SetDriverDramAddrLow
109	 * PPSMC_MSG_TransferTableDram2Smu
110	 *
111	 * */
112	void (*set_wm_ranges)(struct pp_smu *pp,
113			struct pp_smu_wm_range_sets *ranges);
114
115	/* PPSMC_MSG_SetHardMinDcfclkByFreq
116	 * fixed clock at requested freq, either from FCH bypass or DFS
117	 */
118	void (*set_hard_min_dcfclk_by_freq)(struct pp_smu *pp, int mhz);
119
120	/* PPSMC_MSG_SetMinDeepSleepDcfclk
121	 * when DF is in cstate, dcf clock is further divided down
122	 * to just above given frequency
123	 */
124	void (*set_min_deep_sleep_dcfclk)(struct pp_smu *pp, int mhz);
125
126	/* PPSMC_MSG_SetHardMinFclkByFreq
127	 * FCLK will vary with DPM, but never below requested hard min
128	 */
129	void (*set_hard_min_fclk_by_freq)(struct pp_smu *pp, int mhz);
130
131	/* PPSMC_MSG_SetHardMinSocclkByFreq
132	 * Needed for DWB support
133	 */
134	void (*set_hard_min_socclk_by_freq)(struct pp_smu *pp, int mhz);
135
136	/* PME w/a */
137	void (*set_pme_wa_enable)(struct pp_smu *pp);
138};
139
140/* Used by pp_smu_funcs_nv.set_voltage_by_freq
141 *
142 */
143enum pp_smu_nv_clock_id {
144	PP_SMU_NV_DISPCLK,
145	PP_SMU_NV_PHYCLK,
146	PP_SMU_NV_PIXELCLK
147};
148
149/*
150 * Used by pp_smu_funcs_nv.get_maximum_sustainable_clocks
151 */
152struct pp_smu_nv_clock_table {
153	// voltage managed SMU, freq set by driver
154	unsigned int    displayClockInKhz;
155	unsigned int	dppClockInKhz;
156	unsigned int    phyClockInKhz;
157	unsigned int    pixelClockInKhz;
158	unsigned int	dscClockInKhz;
159
160	// freq/voltage managed by SMU
161	unsigned int	fabricClockInKhz;
162	unsigned int	socClockInKhz;
163	unsigned int    dcfClockInKhz;
164	unsigned int    uClockInKhz;
165};
166
167struct pp_smu_funcs_nv {
168	struct pp_smu pp_smu;
169
170	/* PPSMC_MSG_SetDisplayCount
171	 * 0 triggers S0i2 optimization
172	 */
173	enum pp_smu_status (*set_display_count)(struct pp_smu *pp, int count);
174
175	/* PPSMC_MSG_SetHardMinDcfclkByFreq
176	 * fixed clock at requested freq, either from FCH bypass or DFS
177	 */
178	enum pp_smu_status (*set_hard_min_dcfclk_by_freq)(struct pp_smu *pp, int Mhz);
179
180	/* PPSMC_MSG_SetMinDeepSleepDcfclk
181	 * when DF is in cstate, dcf clock is further divided down
182	 * to just above given frequency
183	 */
184	enum pp_smu_status (*set_min_deep_sleep_dcfclk)(struct pp_smu *pp, int Mhz);
185
186	/* PPSMC_MSG_SetHardMinUclkByFreq
187	 * UCLK will vary with DPM, but never below requested hard min
188	 */
189	enum pp_smu_status (*set_hard_min_uclk_by_freq)(struct pp_smu *pp, int Mhz);
190
191	/* PPSMC_MSG_SetHardMinSocclkByFreq
192	 * Needed for DWB support
193	 */
194	enum pp_smu_status (*set_hard_min_socclk_by_freq)(struct pp_smu *pp, int Mhz);
195
196	/* PME w/a */
197	enum pp_smu_status (*set_pme_wa_enable)(struct pp_smu *pp);
198
199	/* PPSMC_MSG_SetHardMinByFreq
200	 * Needed to set ASIC voltages for clocks programmed by DAL
201	 */
202	enum pp_smu_status (*set_voltage_by_freq)(struct pp_smu *pp,
203			enum pp_smu_nv_clock_id clock_id, int Mhz);
204
205	/* reader and writer WM's are sent together as part of one table*/
206	/*
207	 * PPSMC_MSG_SetDriverDramAddrHigh
208	 * PPSMC_MSG_SetDriverDramAddrLow
209	 * PPSMC_MSG_TransferTableDram2Smu
210	 *
211	 * on DCN20:
212	 * 	reader fill clk = uclk
213	 * 	reader drain clk = dcfclk
214	 * 	writer fill clk = socclk
215	 * 	writer drain clk = uclk
216	 * */
217	enum pp_smu_status (*set_wm_ranges)(struct pp_smu *pp,
218			struct pp_smu_wm_range_sets *ranges);
219
220	/* Not a single SMU message.  This call should return maximum sustainable limit for all
221	 * clocks that DC depends on.  These will be used as basis for mode enumeration.
222	 */
223	enum pp_smu_status (*get_maximum_sustainable_clocks)(struct pp_smu *pp,
224			struct pp_smu_nv_clock_table *max_clocks);
225
226	/* This call should return the discrete uclk DPM states available
227	 */
228	enum pp_smu_status (*get_uclk_dpm_states)(struct pp_smu *pp,
229			unsigned int *clock_values_in_khz, unsigned int *num_states);
230
231	/* Not a single SMU message.  This call informs PPLIB that display will not be able
232	 * to perform pstate handshaking in its current state.  Typically this handshake
233	 * is used to perform uCLK switching, so disabling pstate disables uCLK switching.
234	 *
235	 * Note that when setting handshake to unsupported, the call is pre-emptive.  That means
236	 * DC will make the call BEFORE setting up the display state which would cause pstate
237	 * request to go un-acked.  Only when the call completes should such a state be applied to
238	 * DC hardware
239	 */
240	enum pp_smu_status (*set_pstate_handshake_support)(struct pp_smu *pp,
241			bool pstate_handshake_supported);
242};
243
244#define PP_SMU_NUM_SOCCLK_DPM_LEVELS  8
245#define PP_SMU_NUM_DCFCLK_DPM_LEVELS  8
246#define PP_SMU_NUM_FCLK_DPM_LEVELS    4
247#define PP_SMU_NUM_MEMCLK_DPM_LEVELS  4
248#define PP_SMU_NUM_DCLK_DPM_LEVELS    8
249#define PP_SMU_NUM_VCLK_DPM_LEVELS    8
250#define PP_SMU_NUM_VPECLK_DPM_LEVELS  8
251
252struct dpm_clock {
253  uint32_t  Freq;    // In MHz
254  uint32_t  Vol;     // Millivolts with 2 fractional bits
255};
256
257
258/* this is a copy of the structure defined in smuxx_driver_if.h*/
259struct dpm_clocks {
260	struct dpm_clock DcfClocks[PP_SMU_NUM_DCFCLK_DPM_LEVELS];
261	struct dpm_clock SocClocks[PP_SMU_NUM_SOCCLK_DPM_LEVELS];
262	struct dpm_clock FClocks[PP_SMU_NUM_FCLK_DPM_LEVELS];
263	struct dpm_clock MemClocks[PP_SMU_NUM_MEMCLK_DPM_LEVELS];
264	struct dpm_clock VClocks[PP_SMU_NUM_VCLK_DPM_LEVELS];
265	struct dpm_clock DClocks[PP_SMU_NUM_DCLK_DPM_LEVELS];
266	struct dpm_clock VPEClocks[PP_SMU_NUM_VPECLK_DPM_LEVELS];
267};
268
269
270struct pp_smu_funcs_rn {
271	struct pp_smu pp_smu;
272
273	/*
274	 * reader and writer WM's are sent together as part of one table
275	 *
276	 * PPSMC_MSG_SetDriverDramAddrHigh
277	 * PPSMC_MSG_SetDriverDramAddrLow
278	 * PPSMC_MSG_TransferTableDram2Smu
279	 *
280	 */
281	enum pp_smu_status (*set_wm_ranges)(struct pp_smu *pp,
282			struct pp_smu_wm_range_sets *ranges);
283
284	enum pp_smu_status (*get_dpm_clock_table) (struct pp_smu *pp,
285			struct dpm_clocks *clock_table);
286};
287
288struct pp_smu_funcs_vgh {
289	struct pp_smu pp_smu;
290
291	/*
292	 * reader and writer WM's are sent together as part of one table
293	 *
294	 * PPSMC_MSG_SetDriverDramAddrHigh
295	 * PPSMC_MSG_SetDriverDramAddrLow
296	 * PPSMC_MSG_TransferTableDram2Smu
297	 *
298	 */
299	// TODO: Check whether this is moved to DAL, and remove as needed
300	enum pp_smu_status (*set_wm_ranges)(struct pp_smu *pp,
301			struct pp_smu_wm_range_sets *ranges);
302
303	// TODO: Check whether this is moved to DAL, and remove as needed
304	enum pp_smu_status (*get_dpm_clock_table) (struct pp_smu *pp,
305			struct dpm_clocks *clock_table);
306
307	enum pp_smu_status (*notify_smu_timeout) (struct pp_smu *pp);
308};
309
310struct pp_smu_funcs {
311	struct pp_smu ctx;
312	union {
313		struct pp_smu_funcs_rv rv_funcs;
314		struct pp_smu_funcs_nv nv_funcs;
315		struct pp_smu_funcs_rn rn_funcs;
316		struct pp_smu_funcs_vgh vgh_funcs;
317	};
318};
319
320#endif /* DM_PP_SMU_IF__H */
v5.9
  1/*
  2 * Copyright 2017 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 DM_PP_SMU_IF__H
 27#define DM_PP_SMU_IF__H
 28
 29/*
 30 * interface to PPLIB/SMU to setup clocks and pstate requirements on SoC
 31 */
 32
 33typedef bool BOOLEAN;
 34
 35enum pp_smu_ver {
 36	/*
 37	 * PP_SMU_INTERFACE_X should be interpreted as the interface defined
 38	 * starting from X, where X is some family of ASICs.  This is as
 39	 * opposed to interfaces used only for X.  There will be some degree
 40	 * of interface sharing between families of ASIcs.
 41	 */
 42	PP_SMU_UNSUPPORTED,
 43	PP_SMU_VER_RV,
 44	PP_SMU_VER_NV,
 45	PP_SMU_VER_RN,
 46
 47	PP_SMU_VER_MAX
 48};
 49
 50struct pp_smu {
 51	enum pp_smu_ver ver;
 52	const void *pp;
 53
 54	/*
 55	 * interim extra handle for backwards compatibility
 56	 * as some existing functionality not yet implemented
 57	 * by ppsmu
 58	 */
 59	const void *dm;
 60};
 61
 62enum pp_smu_status {
 63	PP_SMU_RESULT_UNDEFINED = 0,
 64	PP_SMU_RESULT_OK = 1,
 65	PP_SMU_RESULT_FAIL,
 66	PP_SMU_RESULT_UNSUPPORTED
 67};
 68
 69#define PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MIN 0x0
 70#define PP_SMU_WM_SET_RANGE_CLK_UNCONSTRAINED_MAX 0xFFFF
 71
 72enum wm_type {
 73	WM_TYPE_PSTATE_CHG = 0,
 74	WM_TYPE_RETRAINING = 1,
 75};
 76
 77/* This structure is a copy of WatermarkRowGeneric_t defined by smuxx_driver_if.h*/
 78struct pp_smu_wm_set_range {
 79	uint16_t min_fill_clk_mhz;
 80	uint16_t max_fill_clk_mhz;
 81	uint16_t min_drain_clk_mhz;
 82	uint16_t max_drain_clk_mhz;
 83
 84	uint8_t wm_inst;
 85	uint8_t wm_type;
 86};
 87
 88#define MAX_WATERMARK_SETS 4
 89
 90struct pp_smu_wm_range_sets {
 91	unsigned int num_reader_wm_sets;
 92	struct pp_smu_wm_set_range reader_wm_sets[MAX_WATERMARK_SETS];
 93
 94	unsigned int num_writer_wm_sets;
 95	struct pp_smu_wm_set_range writer_wm_sets[MAX_WATERMARK_SETS];
 96};
 97
 98struct pp_smu_funcs_rv {
 99	struct pp_smu pp_smu;
100
101	/* PPSMC_MSG_SetDisplayCount
102	 * 0 triggers S0i2 optimization
103	 */
104
105	void (*set_display_count)(struct pp_smu *pp, int count);
106
107	/* reader and writer WM's are sent together as part of one table*/
108	/*
109	 * PPSMC_MSG_SetDriverDramAddrHigh
110	 * PPSMC_MSG_SetDriverDramAddrLow
111	 * PPSMC_MSG_TransferTableDram2Smu
112	 *
113	 * */
114	void (*set_wm_ranges)(struct pp_smu *pp,
115			struct pp_smu_wm_range_sets *ranges);
116
117	/* PPSMC_MSG_SetHardMinDcfclkByFreq
118	 * fixed clock at requested freq, either from FCH bypass or DFS
119	 */
120	void (*set_hard_min_dcfclk_by_freq)(struct pp_smu *pp, int mhz);
121
122	/* PPSMC_MSG_SetMinDeepSleepDcfclk
123	 * when DF is in cstate, dcf clock is further divided down
124	 * to just above given frequency
125	 */
126	void (*set_min_deep_sleep_dcfclk)(struct pp_smu *pp, int mhz);
127
128	/* PPSMC_MSG_SetHardMinFclkByFreq
129	 * FCLK will vary with DPM, but never below requested hard min
130	 */
131	void (*set_hard_min_fclk_by_freq)(struct pp_smu *pp, int mhz);
132
133	/* PPSMC_MSG_SetHardMinSocclkByFreq
134	 * Needed for DWB support
135	 */
136	void (*set_hard_min_socclk_by_freq)(struct pp_smu *pp, int mhz);
137
138	/* PME w/a */
139	void (*set_pme_wa_enable)(struct pp_smu *pp);
140};
141
142/* Used by pp_smu_funcs_nv.set_voltage_by_freq
143 *
144 */
145enum pp_smu_nv_clock_id {
146	PP_SMU_NV_DISPCLK,
147	PP_SMU_NV_PHYCLK,
148	PP_SMU_NV_PIXELCLK
149};
150
151/*
152 * Used by pp_smu_funcs_nv.get_maximum_sustainable_clocks
153 */
154struct pp_smu_nv_clock_table {
155	// voltage managed SMU, freq set by driver
156	unsigned int    displayClockInKhz;
157	unsigned int	dppClockInKhz;
158	unsigned int    phyClockInKhz;
159	unsigned int    pixelClockInKhz;
160	unsigned int	dscClockInKhz;
161
162	// freq/voltage managed by SMU
163	unsigned int	fabricClockInKhz;
164	unsigned int	socClockInKhz;
165	unsigned int    dcfClockInKhz;
166	unsigned int    uClockInKhz;
167};
168
169struct pp_smu_funcs_nv {
170	struct pp_smu pp_smu;
171
172	/* PPSMC_MSG_SetDisplayCount
173	 * 0 triggers S0i2 optimization
174	 */
175	enum pp_smu_status (*set_display_count)(struct pp_smu *pp, int count);
176
177	/* PPSMC_MSG_SetHardMinDcfclkByFreq
178	 * fixed clock at requested freq, either from FCH bypass or DFS
179	 */
180	enum pp_smu_status (*set_hard_min_dcfclk_by_freq)(struct pp_smu *pp, int Mhz);
181
182	/* PPSMC_MSG_SetMinDeepSleepDcfclk
183	 * when DF is in cstate, dcf clock is further divided down
184	 * to just above given frequency
185	 */
186	enum pp_smu_status (*set_min_deep_sleep_dcfclk)(struct pp_smu *pp, int Mhz);
187
188	/* PPSMC_MSG_SetHardMinUclkByFreq
189	 * UCLK will vary with DPM, but never below requested hard min
190	 */
191	enum pp_smu_status (*set_hard_min_uclk_by_freq)(struct pp_smu *pp, int Mhz);
192
193	/* PPSMC_MSG_SetHardMinSocclkByFreq
194	 * Needed for DWB support
195	 */
196	enum pp_smu_status (*set_hard_min_socclk_by_freq)(struct pp_smu *pp, int Mhz);
197
198	/* PME w/a */
199	enum pp_smu_status (*set_pme_wa_enable)(struct pp_smu *pp);
200
201	/* PPSMC_MSG_SetHardMinByFreq
202	 * Needed to set ASIC voltages for clocks programmed by DAL
203	 */
204	enum pp_smu_status (*set_voltage_by_freq)(struct pp_smu *pp,
205			enum pp_smu_nv_clock_id clock_id, int Mhz);
206
207	/* reader and writer WM's are sent together as part of one table*/
208	/*
209	 * PPSMC_MSG_SetDriverDramAddrHigh
210	 * PPSMC_MSG_SetDriverDramAddrLow
211	 * PPSMC_MSG_TransferTableDram2Smu
212	 *
213	 * on DCN20:
214	 * 	reader fill clk = uclk
215	 * 	reader drain clk = dcfclk
216	 * 	writer fill clk = socclk
217	 * 	writer drain clk = uclk
218	 * */
219	enum pp_smu_status (*set_wm_ranges)(struct pp_smu *pp,
220			struct pp_smu_wm_range_sets *ranges);
221
222	/* Not a single SMU message.  This call should return maximum sustainable limit for all
223	 * clocks that DC depends on.  These will be used as basis for mode enumeration.
224	 */
225	enum pp_smu_status (*get_maximum_sustainable_clocks)(struct pp_smu *pp,
226			struct pp_smu_nv_clock_table *max_clocks);
227
228	/* This call should return the discrete uclk DPM states available
229	 */
230	enum pp_smu_status (*get_uclk_dpm_states)(struct pp_smu *pp,
231			unsigned int *clock_values_in_khz, unsigned int *num_states);
232
233	/* Not a single SMU message.  This call informs PPLIB that display will not be able
234	 * to perform pstate handshaking in its current state.  Typically this handshake
235	 * is used to perform uCLK switching, so disabling pstate disables uCLK switching.
236	 *
237	 * Note that when setting handshake to unsupported, the call is pre-emptive.  That means
238	 * DC will make the call BEFORE setting up the display state which would cause pstate
239	 * request to go un-acked.  Only when the call completes should such a state be applied to
240	 * DC hardware
241	 */
242	enum pp_smu_status (*set_pstate_handshake_support)(struct pp_smu *pp,
243			BOOLEAN pstate_handshake_supported);
244};
245
246#define PP_SMU_NUM_SOCCLK_DPM_LEVELS  8
247#define PP_SMU_NUM_DCFCLK_DPM_LEVELS  8
248#define PP_SMU_NUM_FCLK_DPM_LEVELS    4
249#define PP_SMU_NUM_MEMCLK_DPM_LEVELS  4
 
 
 
250
251struct dpm_clock {
252  uint32_t  Freq;    // In MHz
253  uint32_t  Vol;     // Millivolts with 2 fractional bits
254};
255
256
257/* this is a copy of the structure defined in smuxx_driver_if.h*/
258struct dpm_clocks {
259	struct dpm_clock DcfClocks[PP_SMU_NUM_DCFCLK_DPM_LEVELS];
260	struct dpm_clock SocClocks[PP_SMU_NUM_SOCCLK_DPM_LEVELS];
261	struct dpm_clock FClocks[PP_SMU_NUM_FCLK_DPM_LEVELS];
262	struct dpm_clock MemClocks[PP_SMU_NUM_MEMCLK_DPM_LEVELS];
 
 
 
263};
264
265
266struct pp_smu_funcs_rn {
267	struct pp_smu pp_smu;
268
269	/*
270	 * reader and writer WM's are sent together as part of one table
271	 *
272	 * PPSMC_MSG_SetDriverDramAddrHigh
273	 * PPSMC_MSG_SetDriverDramAddrLow
274	 * PPSMC_MSG_TransferTableDram2Smu
275	 *
276	 */
277	enum pp_smu_status (*set_wm_ranges)(struct pp_smu *pp,
278			struct pp_smu_wm_range_sets *ranges);
279
280	enum pp_smu_status (*get_dpm_clock_table) (struct pp_smu *pp,
281			struct dpm_clocks *clock_table);
282};
283
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
284struct pp_smu_funcs {
285	struct pp_smu ctx;
286	union {
287		struct pp_smu_funcs_rv rv_funcs;
288		struct pp_smu_funcs_nv nv_funcs;
289		struct pp_smu_funcs_rn rn_funcs;
290
291	};
292};
293
294#endif /* DM_PP_SMU_IF__H */