xref: /openbmc/linux/drivers/platform/x86/intel/pmc/core.h (revision 69f03be1)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Intel Core SoC Power Management Controller Header File
4  *
5  * Copyright (c) 2016, Intel Corporation.
6  * All Rights Reserved.
7  *
8  * Authors: Rajneesh Bhardwaj <rajneesh.bhardwaj@intel.com>
9  *          Vishwanath Somayaji <vishwanath.somayaji@intel.com>
10  */
11 
12 #ifndef PMC_CORE_H
13 #define PMC_CORE_H
14 
15 #include <linux/acpi.h>
16 #include <linux/bits.h>
17 #include <linux/platform_device.h>
18 
19 #define SLP_S0_RES_COUNTER_MASK			GENMASK(31, 0)
20 
21 #define PMC_BASE_ADDR_DEFAULT			0xFE000000
22 #define MAX_NUM_PMC			3
23 
24 /* Sunrise Point Power Management Controller PCI Device ID */
25 #define SPT_PMC_PCI_DEVICE_ID			0x9d21
26 #define SPT_PMC_BASE_ADDR_OFFSET		0x48
27 #define SPT_PMC_SLP_S0_RES_COUNTER_OFFSET	0x13c
28 #define SPT_PMC_PM_CFG_OFFSET			0x18
29 #define SPT_PMC_PM_STS_OFFSET			0x1c
30 #define SPT_PMC_MTPMC_OFFSET			0x20
31 #define SPT_PMC_MFPMC_OFFSET			0x38
32 #define SPT_PMC_LTR_IGNORE_OFFSET		0x30C
33 #define SPT_PMC_VRIC1_OFFSET			0x31c
34 #define SPT_PMC_MPHY_CORE_STS_0			0x1143
35 #define SPT_PMC_MPHY_CORE_STS_1			0x1142
36 #define SPT_PMC_MPHY_COM_STS_0			0x1155
37 #define SPT_PMC_MMIO_REG_LEN			0x1000
38 #define SPT_PMC_SLP_S0_RES_COUNTER_STEP		0x68
39 #define PMC_BASE_ADDR_MASK			~(SPT_PMC_MMIO_REG_LEN - 1)
40 #define MTPMC_MASK				0xffff0000
41 #define PPFEAR_MAX_NUM_ENTRIES			12
42 #define SPT_PPFEAR_NUM_ENTRIES			5
43 #define SPT_PMC_READ_DISABLE_BIT		0x16
44 #define SPT_PMC_MSG_FULL_STS_BIT		0x18
45 #define NUM_RETRIES				100
46 #define SPT_NUM_IP_IGN_ALLOWED			17
47 
48 #define SPT_PMC_LTR_CUR_PLT			0x350
49 #define SPT_PMC_LTR_CUR_ASLT			0x354
50 #define SPT_PMC_LTR_SPA				0x360
51 #define SPT_PMC_LTR_SPB				0x364
52 #define SPT_PMC_LTR_SATA			0x368
53 #define SPT_PMC_LTR_GBE				0x36C
54 #define SPT_PMC_LTR_XHCI			0x370
55 #define SPT_PMC_LTR_RESERVED			0x374
56 #define SPT_PMC_LTR_ME				0x378
57 #define SPT_PMC_LTR_EVA				0x37C
58 #define SPT_PMC_LTR_SPC				0x380
59 #define SPT_PMC_LTR_AZ				0x384
60 #define SPT_PMC_LTR_LPSS			0x38C
61 #define SPT_PMC_LTR_CAM				0x390
62 #define SPT_PMC_LTR_SPD				0x394
63 #define SPT_PMC_LTR_SPE				0x398
64 #define SPT_PMC_LTR_ESPI			0x39C
65 #define SPT_PMC_LTR_SCC				0x3A0
66 #define SPT_PMC_LTR_ISH				0x3A4
67 
68 /* Sunrise Point: PGD PFET Enable Ack Status Registers */
69 enum ppfear_regs {
70 	SPT_PMC_XRAM_PPFEAR0A = 0x590,
71 	SPT_PMC_XRAM_PPFEAR0B,
72 	SPT_PMC_XRAM_PPFEAR0C,
73 	SPT_PMC_XRAM_PPFEAR0D,
74 	SPT_PMC_XRAM_PPFEAR1A,
75 };
76 
77 #define SPT_PMC_BIT_PMC				BIT(0)
78 #define SPT_PMC_BIT_OPI				BIT(1)
79 #define SPT_PMC_BIT_SPI				BIT(2)
80 #define SPT_PMC_BIT_XHCI			BIT(3)
81 #define SPT_PMC_BIT_SPA				BIT(4)
82 #define SPT_PMC_BIT_SPB				BIT(5)
83 #define SPT_PMC_BIT_SPC				BIT(6)
84 #define SPT_PMC_BIT_GBE				BIT(7)
85 
86 #define SPT_PMC_BIT_SATA			BIT(0)
87 #define SPT_PMC_BIT_HDA_PGD0			BIT(1)
88 #define SPT_PMC_BIT_HDA_PGD1			BIT(2)
89 #define SPT_PMC_BIT_HDA_PGD2			BIT(3)
90 #define SPT_PMC_BIT_HDA_PGD3			BIT(4)
91 #define SPT_PMC_BIT_RSVD_0B			BIT(5)
92 #define SPT_PMC_BIT_LPSS			BIT(6)
93 #define SPT_PMC_BIT_LPC				BIT(7)
94 
95 #define SPT_PMC_BIT_SMB				BIT(0)
96 #define SPT_PMC_BIT_ISH				BIT(1)
97 #define SPT_PMC_BIT_P2SB			BIT(2)
98 #define SPT_PMC_BIT_DFX				BIT(3)
99 #define SPT_PMC_BIT_SCC				BIT(4)
100 #define SPT_PMC_BIT_RSVD_0C			BIT(5)
101 #define SPT_PMC_BIT_FUSE			BIT(6)
102 #define SPT_PMC_BIT_CAMREA			BIT(7)
103 
104 #define SPT_PMC_BIT_RSVD_0D			BIT(0)
105 #define SPT_PMC_BIT_USB3_OTG			BIT(1)
106 #define SPT_PMC_BIT_EXI				BIT(2)
107 #define SPT_PMC_BIT_CSE				BIT(3)
108 #define SPT_PMC_BIT_CSME_KVM			BIT(4)
109 #define SPT_PMC_BIT_CSME_PMT			BIT(5)
110 #define SPT_PMC_BIT_CSME_CLINK			BIT(6)
111 #define SPT_PMC_BIT_CSME_PTIO			BIT(7)
112 
113 #define SPT_PMC_BIT_CSME_USBR			BIT(0)
114 #define SPT_PMC_BIT_CSME_SUSRAM			BIT(1)
115 #define SPT_PMC_BIT_CSME_SMT			BIT(2)
116 #define SPT_PMC_BIT_RSVD_1A			BIT(3)
117 #define SPT_PMC_BIT_CSME_SMS2			BIT(4)
118 #define SPT_PMC_BIT_CSME_SMS1			BIT(5)
119 #define SPT_PMC_BIT_CSME_RTC			BIT(6)
120 #define SPT_PMC_BIT_CSME_PSF			BIT(7)
121 
122 #define SPT_PMC_BIT_MPHY_LANE0			BIT(0)
123 #define SPT_PMC_BIT_MPHY_LANE1			BIT(1)
124 #define SPT_PMC_BIT_MPHY_LANE2			BIT(2)
125 #define SPT_PMC_BIT_MPHY_LANE3			BIT(3)
126 #define SPT_PMC_BIT_MPHY_LANE4			BIT(4)
127 #define SPT_PMC_BIT_MPHY_LANE5			BIT(5)
128 #define SPT_PMC_BIT_MPHY_LANE6			BIT(6)
129 #define SPT_PMC_BIT_MPHY_LANE7			BIT(7)
130 
131 #define SPT_PMC_BIT_MPHY_LANE8			BIT(0)
132 #define SPT_PMC_BIT_MPHY_LANE9			BIT(1)
133 #define SPT_PMC_BIT_MPHY_LANE10			BIT(2)
134 #define SPT_PMC_BIT_MPHY_LANE11			BIT(3)
135 #define SPT_PMC_BIT_MPHY_LANE12			BIT(4)
136 #define SPT_PMC_BIT_MPHY_LANE13			BIT(5)
137 #define SPT_PMC_BIT_MPHY_LANE14			BIT(6)
138 #define SPT_PMC_BIT_MPHY_LANE15			BIT(7)
139 
140 #define SPT_PMC_BIT_MPHY_CMN_LANE0		BIT(0)
141 #define SPT_PMC_BIT_MPHY_CMN_LANE1		BIT(1)
142 #define SPT_PMC_BIT_MPHY_CMN_LANE2		BIT(2)
143 #define SPT_PMC_BIT_MPHY_CMN_LANE3		BIT(3)
144 
145 #define SPT_PMC_VRIC1_SLPS0LVEN			BIT(13)
146 #define SPT_PMC_VRIC1_XTALSDQDIS		BIT(22)
147 
148 /* Cannonlake Power Management Controller register offsets */
149 #define CNP_PMC_SLPS0_DBG_OFFSET		0x10B4
150 #define CNP_PMC_PM_CFG_OFFSET			0x1818
151 #define CNP_PMC_SLP_S0_RES_COUNTER_OFFSET	0x193C
152 #define CNP_PMC_LTR_IGNORE_OFFSET		0x1B0C
153 /* Cannonlake: PGD PFET Enable Ack Status Register(s) start */
154 #define CNP_PMC_HOST_PPFEAR0A			0x1D90
155 
156 #define CNP_PMC_LATCH_SLPS0_EVENTS		BIT(31)
157 
158 #define CNP_PMC_MMIO_REG_LEN			0x2000
159 #define CNP_PPFEAR_NUM_ENTRIES			8
160 #define CNP_PMC_READ_DISABLE_BIT		22
161 #define CNP_NUM_IP_IGN_ALLOWED			19
162 #define CNP_PMC_LTR_CUR_PLT			0x1B50
163 #define CNP_PMC_LTR_CUR_ASLT			0x1B54
164 #define CNP_PMC_LTR_SPA				0x1B60
165 #define CNP_PMC_LTR_SPB				0x1B64
166 #define CNP_PMC_LTR_SATA			0x1B68
167 #define CNP_PMC_LTR_GBE				0x1B6C
168 #define CNP_PMC_LTR_XHCI			0x1B70
169 #define CNP_PMC_LTR_RESERVED			0x1B74
170 #define CNP_PMC_LTR_ME				0x1B78
171 #define CNP_PMC_LTR_EVA				0x1B7C
172 #define CNP_PMC_LTR_SPC				0x1B80
173 #define CNP_PMC_LTR_AZ				0x1B84
174 #define CNP_PMC_LTR_LPSS			0x1B8C
175 #define CNP_PMC_LTR_CAM				0x1B90
176 #define CNP_PMC_LTR_SPD				0x1B94
177 #define CNP_PMC_LTR_SPE				0x1B98
178 #define CNP_PMC_LTR_ESPI			0x1B9C
179 #define CNP_PMC_LTR_SCC				0x1BA0
180 #define CNP_PMC_LTR_ISH				0x1BA4
181 #define CNP_PMC_LTR_CNV				0x1BF0
182 #define CNP_PMC_LTR_EMMC			0x1BF4
183 #define CNP_PMC_LTR_UFSX2			0x1BF8
184 
185 #define LTR_DECODED_VAL				GENMASK(9, 0)
186 #define LTR_DECODED_SCALE			GENMASK(12, 10)
187 #define LTR_REQ_SNOOP				BIT(15)
188 #define LTR_REQ_NONSNOOP			BIT(31)
189 
190 #define ICL_PPFEAR_NUM_ENTRIES			9
191 #define ICL_NUM_IP_IGN_ALLOWED			20
192 #define ICL_PMC_LTR_WIGIG			0x1BFC
193 #define ICL_PMC_SLP_S0_RES_COUNTER_STEP		0x64
194 
195 #define LPM_MAX_NUM_MODES			8
196 #define LPM_DEFAULT_PRI				{ 7, 6, 2, 5, 4, 1, 3, 0 }
197 
198 #define GET_X2_COUNTER(v)			((v) >> 1)
199 #define LPM_STS_LATCH_MODE			BIT(31)
200 
201 #define TGL_PMC_SLP_S0_RES_COUNTER_STEP		0x7A
202 #define TGL_PMC_LTR_THC0			0x1C04
203 #define TGL_PMC_LTR_THC1			0x1C08
204 #define TGL_NUM_IP_IGN_ALLOWED			23
205 #define TGL_PMC_LPM_RES_COUNTER_STEP_X2		61	/* 30.5us * 2 */
206 
207 #define ADL_PMC_LTR_SPF				0x1C00
208 #define ADL_NUM_IP_IGN_ALLOWED			23
209 #define ADL_PMC_SLP_S0_RES_COUNTER_OFFSET	0x1098
210 
211 /*
212  * Tigerlake Power Management Controller register offsets
213  */
214 #define TGL_LPM_STS_LATCH_EN_OFFSET		0x1C34
215 #define TGL_LPM_EN_OFFSET			0x1C78
216 #define TGL_LPM_RESIDENCY_OFFSET		0x1C80
217 
218 /* Tigerlake Low Power Mode debug registers */
219 #define TGL_LPM_STATUS_OFFSET			0x1C3C
220 #define TGL_LPM_LIVE_STATUS_OFFSET		0x1C5C
221 #define TGL_LPM_PRI_OFFSET			0x1C7C
222 #define TGL_LPM_NUM_MAPS			6
223 
224 /* Extended Test Mode Register 3 (CNL and later) */
225 #define ETR3_OFFSET				0x1048
226 #define ETR3_CF9GR				BIT(20)
227 #define ETR3_CF9LOCK				BIT(31)
228 
229 /* Extended Test Mode Register LPM bits (TGL and later */
230 #define ETR3_CLEAR_LPM_EVENTS			BIT(28)
231 
232 /* Alder Lake Power Management Controller register offsets */
233 #define ADL_LPM_EN_OFFSET			0x179C
234 #define ADL_LPM_RESIDENCY_OFFSET		0x17A4
235 #define ADL_LPM_NUM_MODES			2
236 #define ADL_LPM_NUM_MAPS			14
237 
238 /* Alder Lake Low Power Mode debug registers */
239 #define ADL_LPM_STATUS_OFFSET			0x170C
240 #define ADL_LPM_PRI_OFFSET			0x17A0
241 #define ADL_LPM_STATUS_LATCH_EN_OFFSET		0x1704
242 #define ADL_LPM_LIVE_STATUS_OFFSET		0x1764
243 
244 /* Meteor Lake Power Management Controller register offsets */
245 #define MTL_LPM_EN_OFFSET			0x1798
246 #define MTL_LPM_RESIDENCY_OFFSET		0x17A0
247 
248 /* Meteor Lake Low Power Mode debug registers */
249 #define MTL_LPM_PRI_OFFSET			0x179C
250 #define MTL_LPM_STATUS_LATCH_EN_OFFSET		0x16F8
251 #define MTL_LPM_STATUS_OFFSET			0x1700
252 #define MTL_LPM_LIVE_STATUS_OFFSET		0x175C
253 #define MTL_PMC_LTR_IOE_PMC			0x1C0C
254 #define MTL_PMC_LTR_ESE				0x1BAC
255 #define MTL_PMC_LTR_RESERVED			0x1BA4
256 #define MTL_IOE_PMC_MMIO_REG_LEN		0x23A4
257 #define MTL_SOCM_NUM_IP_IGN_ALLOWED		25
258 #define MTL_SOC_PMC_MMIO_REG_LEN		0x2708
259 #define MTL_PMC_LTR_SPG				0x1B74
260 
261 /* Meteor Lake PGD PFET Enable Ack Status */
262 #define MTL_SOCM_PPFEAR_NUM_ENTRIES		8
263 #define MTL_IOE_PPFEAR_NUM_ENTRIES		10
264 
265 extern const char *pmc_lpm_modes[];
266 
267 struct pmc_bit_map {
268 	const char *name;
269 	u32 bit_mask;
270 };
271 
272 /**
273  * struct pmc_reg_map - Structure used to define parameter unique to a
274 			PCH family
275  * @pfear_sts:		Maps name of IP block to PPFEAR* bit
276  * @mphy_sts:		Maps name of MPHY lane to MPHY status lane status bit
277  * @pll_sts:		Maps name of PLL to corresponding bit status
278  * @slps0_dbg_maps:	Array of SLP_S0_DBG* registers containing debug info
279  * @ltr_show_sts:	Maps PCH IP Names to their MMIO register offsets
280  * @slp_s0_offset:	PWRMBASE offset to read SLP_S0 residency
281  * @ltr_ignore_offset:	PWRMBASE offset to read/write LTR ignore bit
282  * @regmap_length:	Length of memory to map from PWRMBASE address to access
283  * @ppfear0_offset:	PWRMBASE offset to read PPFEAR*
284  * @ppfear_buckets:	Number of 8 bits blocks to read all IP blocks from
285  *			PPFEAR
286  * @pm_cfg_offset:	PWRMBASE offset to PM_CFG register
287  * @pm_read_disable_bit: Bit index to read PMC_READ_DISABLE
288  * @slps0_dbg_offset:	PWRMBASE offset to SLP_S0_DEBUG_REG*
289  *
290  * Each PCH has unique set of register offsets and bit indexes. This structure
291  * captures them to have a common implementation.
292  */
293 struct pmc_reg_map {
294 	const struct pmc_bit_map **pfear_sts;
295 	const struct pmc_bit_map *mphy_sts;
296 	const struct pmc_bit_map *pll_sts;
297 	const struct pmc_bit_map **slps0_dbg_maps;
298 	const struct pmc_bit_map *ltr_show_sts;
299 	const struct pmc_bit_map *msr_sts;
300 	const struct pmc_bit_map **lpm_sts;
301 	const u32 slp_s0_offset;
302 	const int slp_s0_res_counter_step;
303 	const u32 ltr_ignore_offset;
304 	const int regmap_length;
305 	const u32 ppfear0_offset;
306 	const int ppfear_buckets;
307 	const u32 pm_cfg_offset;
308 	const int pm_read_disable_bit;
309 	const u32 slps0_dbg_offset;
310 	const u32 ltr_ignore_max;
311 	const u32 pm_vric1_offset;
312 	/* Low Power Mode registers */
313 	const int lpm_num_maps;
314 	const int lpm_num_modes;
315 	const int lpm_res_counter_step_x2;
316 	const u32 lpm_sts_latch_en_offset;
317 	const u32 lpm_en_offset;
318 	const u32 lpm_priority_offset;
319 	const u32 lpm_residency_offset;
320 	const u32 lpm_status_offset;
321 	const u32 lpm_live_status_offset;
322 	const u32 etr3_offset;
323 };
324 
325 /**
326  * struct pmc_info - Structure to keep pmc info
327  * @devid:		device id of the pmc device
328  * @map:		pointer to a pmc_reg_map struct that contains platform
329  *			specific attributes
330  */
331 struct pmc_info {
332 	u16 devid;
333 	const struct pmc_reg_map *map;
334 };
335 
336 /**
337  * struct pmc - pmc private info structure
338  * @base_addr:		contains pmc base address
339  * @regbase:		pointer to io-remapped memory location
340  * @map:		pointer to pmc_reg_map struct that contains platform
341  *			specific attributes
342  * @lpm_req_regs:	List of substate requirements
343  *
344  * pmc contains info about one power management controller device.
345  */
346 struct pmc {
347 	u64 base_addr;
348 	void __iomem *regbase;
349 	const struct pmc_reg_map *map;
350 	u32 *lpm_req_regs;
351 };
352 
353 /**
354  * struct pmc_dev - pmc device structure
355  * @devs:		pointer to an array of pmc pointers
356  * @pdev:		pointer to platform_device struct
357  * @ssram_pcidev:	pointer to pci device struct for the PMC SSRAM
358  * @dbgfs_dir:		path to debugfs interface
359  * @pmc_xram_read_bit:	flag to indicate whether PMC XRAM shadow registers
360  *			used to read MPHY PG and PLL status are available
361  * @mutex_lock:		mutex to complete one transcation
362  * @pc10_counter:	PC10 residency counter
363  * @s0ix_counter:	S0ix residency (step adjusted)
364  * @num_lpm_modes:	Count of enabled modes
365  * @lpm_en_modes:	Array of enabled modes from lowest to highest priority
366  * @resume:		Function to perform platform specific resume
367  *
368  * pmc_dev contains info about power management controller device.
369  */
370 struct pmc_dev {
371 	struct pmc *pmcs[MAX_NUM_PMC];
372 	struct dentry *dbgfs_dir;
373 	struct platform_device *pdev;
374 	struct pci_dev *ssram_pcidev;
375 	int pmc_xram_read_bit;
376 	struct mutex lock; /* generic mutex lock for PMC Core */
377 
378 	u64 pc10_counter;
379 	u64 s0ix_counter;
380 	int num_lpm_modes;
381 	int lpm_en_modes[LPM_MAX_NUM_MODES];
382 	int (*resume)(struct pmc_dev *pmcdev);
383 
384 	bool has_die_c6;
385 	u32 die_c6_offset;
386 	struct telem_endpoint *punit_ep;
387 	struct pmc_info *regmap_list;
388 };
389 
390 enum pmc_index {
391 	PMC_IDX_MAIN,
392 	PMC_IDX_SOC = PMC_IDX_MAIN,
393 	PMC_IDX_IOE,
394 	PMC_IDX_PCH,
395 	PMC_IDX_MAX
396 };
397 
398 extern const struct pmc_bit_map msr_map[];
399 extern const struct pmc_bit_map spt_pll_map[];
400 extern const struct pmc_bit_map spt_mphy_map[];
401 extern const struct pmc_bit_map spt_pfear_map[];
402 extern const struct pmc_bit_map *ext_spt_pfear_map[];
403 extern const struct pmc_bit_map spt_ltr_show_map[];
404 extern const struct pmc_reg_map spt_reg_map;
405 extern const struct pmc_bit_map cnp_pfear_map[];
406 extern const struct pmc_bit_map *ext_cnp_pfear_map[];
407 extern const struct pmc_bit_map cnp_slps0_dbg0_map[];
408 extern const struct pmc_bit_map cnp_slps0_dbg1_map[];
409 extern const struct pmc_bit_map cnp_slps0_dbg2_map[];
410 extern const struct pmc_bit_map *cnp_slps0_dbg_maps[];
411 extern const struct pmc_bit_map cnp_ltr_show_map[];
412 extern const struct pmc_reg_map cnp_reg_map;
413 extern const struct pmc_bit_map icl_pfear_map[];
414 extern const struct pmc_bit_map *ext_icl_pfear_map[];
415 extern const struct pmc_reg_map icl_reg_map;
416 extern const struct pmc_bit_map tgl_pfear_map[];
417 extern const struct pmc_bit_map *ext_tgl_pfear_map[];
418 extern const struct pmc_bit_map tgl_clocksource_status_map[];
419 extern const struct pmc_bit_map tgl_power_gating_status_map[];
420 extern const struct pmc_bit_map tgl_d3_status_map[];
421 extern const struct pmc_bit_map tgl_vnn_req_status_map[];
422 extern const struct pmc_bit_map tgl_vnn_misc_status_map[];
423 extern const struct pmc_bit_map tgl_signal_status_map[];
424 extern const struct pmc_bit_map *tgl_lpm_maps[];
425 extern const struct pmc_reg_map tgl_reg_map;
426 extern const struct pmc_bit_map adl_pfear_map[];
427 extern const struct pmc_bit_map *ext_adl_pfear_map[];
428 extern const struct pmc_bit_map adl_ltr_show_map[];
429 extern const struct pmc_bit_map adl_clocksource_status_map[];
430 extern const struct pmc_bit_map adl_power_gating_status_0_map[];
431 extern const struct pmc_bit_map adl_power_gating_status_1_map[];
432 extern const struct pmc_bit_map adl_power_gating_status_2_map[];
433 extern const struct pmc_bit_map adl_d3_status_0_map[];
434 extern const struct pmc_bit_map adl_d3_status_1_map[];
435 extern const struct pmc_bit_map adl_d3_status_2_map[];
436 extern const struct pmc_bit_map adl_d3_status_3_map[];
437 extern const struct pmc_bit_map adl_vnn_req_status_0_map[];
438 extern const struct pmc_bit_map adl_vnn_req_status_1_map[];
439 extern const struct pmc_bit_map adl_vnn_req_status_2_map[];
440 extern const struct pmc_bit_map adl_vnn_req_status_3_map[];
441 extern const struct pmc_bit_map adl_vnn_misc_status_map[];
442 extern const struct pmc_bit_map *adl_lpm_maps[];
443 extern const struct pmc_reg_map adl_reg_map;
444 extern const struct pmc_bit_map mtl_socm_pfear_map[];
445 extern const struct pmc_bit_map *ext_mtl_socm_pfear_map[];
446 extern const struct pmc_bit_map mtl_socm_ltr_show_map[];
447 extern const struct pmc_bit_map mtl_socm_clocksource_status_map[];
448 extern const struct pmc_bit_map mtl_socm_power_gating_status_0_map[];
449 extern const struct pmc_bit_map mtl_socm_power_gating_status_1_map[];
450 extern const struct pmc_bit_map mtl_socm_power_gating_status_2_map[];
451 extern const struct pmc_bit_map mtl_socm_d3_status_0_map[];
452 extern const struct pmc_bit_map mtl_socm_d3_status_1_map[];
453 extern const struct pmc_bit_map mtl_socm_d3_status_2_map[];
454 extern const struct pmc_bit_map mtl_socm_d3_status_3_map[];
455 extern const struct pmc_bit_map mtl_socm_vnn_req_status_0_map[];
456 extern const struct pmc_bit_map mtl_socm_vnn_req_status_1_map[];
457 extern const struct pmc_bit_map mtl_socm_vnn_req_status_2_map[];
458 extern const struct pmc_bit_map mtl_socm_vnn_req_status_3_map[];
459 extern const struct pmc_bit_map mtl_socm_vnn_misc_status_map[];
460 extern const struct pmc_bit_map mtl_socm_signal_status_map[];
461 extern const struct pmc_bit_map *mtl_socm_lpm_maps[];
462 extern const struct pmc_reg_map mtl_socm_reg_map;
463 extern const struct pmc_bit_map mtl_ioep_pfear_map[];
464 extern const struct pmc_bit_map *ext_mtl_ioep_pfear_map[];
465 extern const struct pmc_bit_map mtl_ioep_ltr_show_map[];
466 extern const struct pmc_bit_map mtl_ioep_clocksource_status_map[];
467 extern const struct pmc_bit_map mtl_ioep_power_gating_status_0_map[];
468 extern const struct pmc_bit_map mtl_ioep_power_gating_status_1_map[];
469 extern const struct pmc_bit_map mtl_ioep_power_gating_status_2_map[];
470 extern const struct pmc_bit_map mtl_ioep_d3_status_0_map[];
471 extern const struct pmc_bit_map mtl_ioep_d3_status_1_map[];
472 extern const struct pmc_bit_map mtl_ioep_d3_status_2_map[];
473 extern const struct pmc_bit_map mtl_ioep_d3_status_3_map[];
474 extern const struct pmc_bit_map mtl_ioep_vnn_req_status_0_map[];
475 extern const struct pmc_bit_map mtl_ioep_vnn_req_status_1_map[];
476 extern const struct pmc_bit_map mtl_ioep_vnn_req_status_2_map[];
477 extern const struct pmc_bit_map mtl_ioep_vnn_req_status_3_map[];
478 extern const struct pmc_bit_map mtl_ioep_vnn_misc_status_map[];
479 extern const struct pmc_bit_map *mtl_ioep_lpm_maps[];
480 extern const struct pmc_reg_map mtl_ioep_reg_map;
481 extern const struct pmc_bit_map mtl_ioem_pfear_map[];
482 extern const struct pmc_bit_map *ext_mtl_ioem_pfear_map[];
483 extern const struct pmc_bit_map mtl_ioem_power_gating_status_1_map[];
484 extern const struct pmc_bit_map mtl_ioem_vnn_req_status_1_map[];
485 extern const struct pmc_bit_map *mtl_ioem_lpm_maps[];
486 extern const struct pmc_reg_map mtl_ioem_reg_map;
487 
488 extern void pmc_core_get_tgl_lpm_reqs(struct platform_device *pdev);
489 extern int pmc_core_send_ltr_ignore(struct pmc_dev *pmcdev, u32 value);
490 
491 int pmc_core_resume_common(struct pmc_dev *pmcdev);
492 int get_primary_reg_base(struct pmc *pmc);
493 
494 extern void pmc_core_ssram_init(struct pmc_dev *pmcdev);
495 
496 int spt_core_init(struct pmc_dev *pmcdev);
497 int cnp_core_init(struct pmc_dev *pmcdev);
498 int icl_core_init(struct pmc_dev *pmcdev);
499 int tgl_core_init(struct pmc_dev *pmcdev);
500 int adl_core_init(struct pmc_dev *pmcdev);
501 int mtl_core_init(struct pmc_dev *pmcdev);
502 
503 #define pmc_for_each_mode(i, mode, pmcdev)		\
504 	for (i = 0, mode = pmcdev->lpm_en_modes[i];	\
505 	     i < pmcdev->num_lpm_modes;			\
506 	     i++, mode = pmcdev->lpm_en_modes[i])
507 
508 #define DEFINE_PMC_CORE_ATTR_WRITE(__name)				\
509 static int __name ## _open(struct inode *inode, struct file *file)	\
510 {									\
511 	return single_open(file, __name ## _show, inode->i_private);	\
512 }									\
513 									\
514 static const struct file_operations __name ## _fops = {			\
515 	.owner		= THIS_MODULE,					\
516 	.open		= __name ## _open,				\
517 	.read		= seq_read,					\
518 	.write		= __name ## _write,				\
519 	.release	= single_release,				\
520 }
521 
522 #endif /* PMC_CORE_H */
523