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  1/* SPDX-License-Identifier: MIT */
  2/*
  3 * Copyright © 2022 Intel Corporation
  4 */
  5
  6#ifndef _XE_GUC_FWIF_H
  7#define _XE_GUC_FWIF_H
  8
  9#include <linux/bits.h>
 10
 11#include "abi/guc_klvs_abi.h"
 12
 13#define G2H_LEN_DW_SCHED_CONTEXT_MODE_SET	4
 14#define G2H_LEN_DW_DEREGISTER_CONTEXT		3
 15#define G2H_LEN_DW_TLB_INVALIDATE		3
 16
 17#define GUC_CONTEXT_DISABLE		0
 18#define GUC_CONTEXT_ENABLE		1
 19
 20#define GUC_CLIENT_PRIORITY_KMD_HIGH	0
 21#define GUC_CLIENT_PRIORITY_HIGH	1
 22#define GUC_CLIENT_PRIORITY_KMD_NORMAL	2
 23#define GUC_CLIENT_PRIORITY_NORMAL	3
 24#define GUC_CLIENT_PRIORITY_NUM		4
 25
 26#define GUC_RENDER_ENGINE		0
 27#define GUC_VIDEO_ENGINE		1
 28#define GUC_BLITTER_ENGINE		2
 29#define GUC_VIDEOENHANCE_ENGINE		3
 30#define GUC_VIDEO_ENGINE2		4
 31#define GUC_MAX_ENGINES_NUM		(GUC_VIDEO_ENGINE2 + 1)
 32
 33#define GUC_RENDER_CLASS		0
 34#define GUC_VIDEO_CLASS			1
 35#define GUC_VIDEOENHANCE_CLASS		2
 36#define GUC_BLITTER_CLASS		3
 37#define GUC_COMPUTE_CLASS		4
 38#define GUC_GSC_OTHER_CLASS		5
 39#define GUC_LAST_ENGINE_CLASS		GUC_GSC_OTHER_CLASS
 40#define GUC_MAX_ENGINE_CLASSES		16
 41#define GUC_MAX_INSTANCES_PER_CLASS	32
 42
 43/* Helper for context registration H2G */
 44struct guc_ctxt_registration_info {
 45	u32 flags;
 46	u32 context_idx;
 47	u32 engine_class;
 48	u32 engine_submit_mask;
 49	u32 wq_desc_lo;
 50	u32 wq_desc_hi;
 51	u32 wq_base_lo;
 52	u32 wq_base_hi;
 53	u32 wq_size;
 54	u32 hwlrca_lo;
 55	u32 hwlrca_hi;
 56};
 57#define CONTEXT_REGISTRATION_FLAG_KMD	BIT(0)
 58
 59/* 32-bit KLV structure as used by policy updates and others */
 60struct guc_klv_generic_dw_t {
 61	u32 kl;
 62	u32 value;
 63} __packed;
 64
 65/* Format of the UPDATE_CONTEXT_POLICIES H2G data packet */
 66struct guc_update_exec_queue_policy_header {
 67	u32 action;
 68	u32 guc_id;
 69} __packed;
 70
 71struct guc_update_exec_queue_policy {
 72	struct guc_update_exec_queue_policy_header header;
 73	struct guc_klv_generic_dw_t klv[GUC_CONTEXT_POLICIES_KLV_NUM_IDS];
 74} __packed;
 75
 76/* GUC_CTL_* - Parameters for loading the GuC */
 77#define GUC_CTL_LOG_PARAMS		0
 78#define   GUC_LOG_VALID			BIT(0)
 79#define   GUC_LOG_NOTIFY_ON_HALF_FULL	BIT(1)
 80#define   GUC_LOG_CAPTURE_ALLOC_UNITS	BIT(2)
 81#define   GUC_LOG_LOG_ALLOC_UNITS	BIT(3)
 82#define   GUC_LOG_CRASH_SHIFT		4
 83#define   GUC_LOG_CRASH_MASK		(0x3 << GUC_LOG_CRASH_SHIFT)
 84#define   GUC_LOG_DEBUG_SHIFT		6
 85#define   GUC_LOG_DEBUG_MASK	        (0xF << GUC_LOG_DEBUG_SHIFT)
 86#define   GUC_LOG_CAPTURE_SHIFT		10
 87#define   GUC_LOG_CAPTURE_MASK	        (0x3 << GUC_LOG_CAPTURE_SHIFT)
 88#define   GUC_LOG_BUF_ADDR_SHIFT	12
 89
 90#define GUC_CTL_WA			1
 91#define   GUC_WA_GAM_CREDITS		BIT(10)
 92#define   GUC_WA_DUAL_QUEUE		BIT(11)
 93#define   GUC_WA_RCS_RESET_BEFORE_RC6	BIT(13)
 94#define   GUC_WA_CONTEXT_ISOLATION	BIT(15)
 95#define   GUC_WA_PRE_PARSER		BIT(14)
 96#define   GUC_WA_HOLD_CCS_SWITCHOUT	BIT(17)
 97#define   GUC_WA_POLLCS			BIT(18)
 98#define   GUC_WA_RENDER_RST_RC6_EXIT	BIT(19)
 99#define   GUC_WA_RCS_REGS_IN_CCS_REGS_LIST	BIT(21)
100
101#define GUC_CTL_FEATURE			2
102#define   GUC_CTL_ENABLE_SLPC		BIT(2)
103#define   GUC_CTL_DISABLE_SCHEDULER	BIT(14)
104
105#define GUC_CTL_DEBUG			3
106#define   GUC_LOG_VERBOSITY_SHIFT	0
107#define   GUC_LOG_VERBOSITY_LOW		(0 << GUC_LOG_VERBOSITY_SHIFT)
108#define   GUC_LOG_VERBOSITY_MED		(1 << GUC_LOG_VERBOSITY_SHIFT)
109#define   GUC_LOG_VERBOSITY_HIGH	(2 << GUC_LOG_VERBOSITY_SHIFT)
110#define   GUC_LOG_VERBOSITY_ULTRA	(3 << GUC_LOG_VERBOSITY_SHIFT)
111#define	  GUC_LOG_VERBOSITY_MIN		0
112#define	  GUC_LOG_VERBOSITY_MAX		3
113#define	  GUC_LOG_VERBOSITY_MASK	0x0000000f
114#define	  GUC_LOG_DESTINATION_MASK	(3 << 4)
115#define   GUC_LOG_DISABLED		(1 << 6)
116#define   GUC_PROFILE_ENABLED		(1 << 7)
117
118#define GUC_CTL_ADS			4
119#define   GUC_ADS_ADDR_SHIFT		1
120#define   GUC_ADS_ADDR_MASK		(0xFFFFF << GUC_ADS_ADDR_SHIFT)
121
122#define GUC_CTL_DEVID			5
123
124#define GUC_CTL_MAX_DWORDS		14
125
126/* Scheduling policy settings */
127
128#define GLOBAL_POLICY_MAX_NUM_WI 15
129
130/* Don't reset an engine upon preemption failure */
131#define GLOBAL_POLICY_DISABLE_ENGINE_RESET				BIT(0)
132
133#define GLOBAL_POLICY_DEFAULT_DPC_PROMOTE_TIME_US 500000
134
135struct guc_policies {
136	u32 submission_queue_depth[GUC_MAX_ENGINE_CLASSES];
137	/*
138	 * In micro seconds. How much time to allow before DPC processing is
139	 * called back via interrupt (to prevent DPC queue drain starving).
140	 * Typically 1000s of micro seconds (example only, not granularity).
141	 */
142	u32 dpc_promote_time;
143
144	/* Must be set to take these new values. */
145	u32 is_valid;
146
147	/*
148	 * Max number of WIs to process per call. A large value may keep CS
149	 * idle.
150	 */
151	u32 max_num_work_items;
152
153	u32 global_flags;
154	u32 reserved[4];
155} __packed;
156
157/* GuC MMIO reg state struct */
158struct guc_mmio_reg {
159	u32 offset;
160	u32 value;
161	u32 flags;
162	u32 mask;
163#define GUC_REGSET_MASKED		BIT(0)
164#define GUC_REGSET_MASKED_WITH_VALUE	BIT(2)
165#define GUC_REGSET_RESTORE_ONLY		BIT(3)
166} __packed;
167
168/* GuC register sets */
169struct guc_mmio_reg_set {
170	u32 address;
171	u16 count;
172	u16 reserved;
173} __packed;
174
175/* Generic GT SysInfo data types */
176#define GUC_GENERIC_GT_SYSINFO_SLICE_ENABLED		0
177#define GUC_GENERIC_GT_SYSINFO_VDBOX_SFC_SUPPORT_MASK	1
178#define GUC_GENERIC_GT_SYSINFO_DOORBELL_COUNT_PER_SQIDI	2
179#define GUC_GENERIC_GT_SYSINFO_MAX			16
180
181/* HW info */
182struct guc_gt_system_info {
183	u8 mapping_table[GUC_MAX_ENGINE_CLASSES][GUC_MAX_INSTANCES_PER_CLASS];
184	u32 engine_enabled_masks[GUC_MAX_ENGINE_CLASSES];
185	u32 generic_gt_sysinfo[GUC_GENERIC_GT_SYSINFO_MAX];
186} __packed;
187
188enum {
189	GUC_CAPTURE_LIST_INDEX_PF = 0,
190	GUC_CAPTURE_LIST_INDEX_VF = 1,
191	GUC_CAPTURE_LIST_INDEX_MAX = 2,
192};
193
194/* GuC Additional Data Struct */
195struct guc_ads {
196	struct guc_mmio_reg_set reg_state_list[GUC_MAX_ENGINE_CLASSES][GUC_MAX_INSTANCES_PER_CLASS];
197	u32 reserved0;
198	u32 scheduler_policies;
199	u32 gt_system_info;
200	u32 reserved1;
201	u32 control_data;
202	u32 golden_context_lrca[GUC_MAX_ENGINE_CLASSES];
203	u32 eng_state_size[GUC_MAX_ENGINE_CLASSES];
204	u32 private_data;
205	u32 um_init_data;
206	u32 capture_instance[GUC_CAPTURE_LIST_INDEX_MAX][GUC_MAX_ENGINE_CLASSES];
207	u32 capture_class[GUC_CAPTURE_LIST_INDEX_MAX][GUC_MAX_ENGINE_CLASSES];
208	u32 capture_global[GUC_CAPTURE_LIST_INDEX_MAX];
209	u32 reserved[14];
210} __packed;
211
212/* Engine usage stats */
213struct guc_engine_usage_record {
214	u32 current_context_index;
215	u32 last_switch_in_stamp;
216	u32 reserved0;
217	u32 total_runtime;
218	u32 reserved1[4];
219} __packed;
220
221struct guc_engine_usage {
222	struct guc_engine_usage_record engines[GUC_MAX_ENGINE_CLASSES][GUC_MAX_INSTANCES_PER_CLASS];
223} __packed;
224
225/* This action will be programmed in C1BC - SOFT_SCRATCH_15_REG */
226enum xe_guc_recv_message {
227	XE_GUC_RECV_MSG_CRASH_DUMP_POSTED = BIT(1),
228	XE_GUC_RECV_MSG_EXCEPTION = BIT(30),
229};
230
231/* Page fault structures */
232struct access_counter_desc {
233	u32 dw0;
234#define ACCESS_COUNTER_TYPE	BIT(0)
235#define ACCESS_COUNTER_SUBG_LO	GENMASK(31, 1)
236
237	u32 dw1;
238#define ACCESS_COUNTER_SUBG_HI	BIT(0)
239#define ACCESS_COUNTER_RSVD0	GENMASK(2, 1)
240#define ACCESS_COUNTER_ENG_INSTANCE	GENMASK(8, 3)
241#define ACCESS_COUNTER_ENG_CLASS	GENMASK(11, 9)
242#define ACCESS_COUNTER_ASID	GENMASK(31, 12)
243
244	u32 dw2;
245#define ACCESS_COUNTER_VFID	GENMASK(5, 0)
246#define ACCESS_COUNTER_RSVD1	GENMASK(7, 6)
247#define ACCESS_COUNTER_GRANULARITY	GENMASK(10, 8)
248#define ACCESS_COUNTER_RSVD2	GENMASK(16, 11)
249#define ACCESS_COUNTER_VIRTUAL_ADDR_RANGE_LO	GENMASK(31, 17)
250
251	u32 dw3;
252#define ACCESS_COUNTER_VIRTUAL_ADDR_RANGE_HI	GENMASK(31, 0)
253} __packed;
254
255enum guc_um_queue_type {
256	GUC_UM_HW_QUEUE_PAGE_FAULT = 0,
257	GUC_UM_HW_QUEUE_PAGE_FAULT_RESPONSE,
258	GUC_UM_HW_QUEUE_ACCESS_COUNTER,
259	GUC_UM_HW_QUEUE_MAX
260};
261
262struct guc_um_queue_params {
263	u64 base_dpa;
264	u32 base_ggtt_address;
265	u32 size_in_bytes;
266	u32 rsvd[4];
267} __packed;
268
269struct guc_um_init_params {
270	u64 page_response_timeout_in_us;
271	u32 rsvd[6];
272	struct guc_um_queue_params queue_params[GUC_UM_HW_QUEUE_MAX];
273} __packed;
274
275enum xe_guc_fault_reply_type {
276	PFR_ACCESS = 0,
277	PFR_ENGINE,
278	PFR_VFID,
279	PFR_ALL,
280	PFR_INVALID
281};
282
283enum xe_guc_response_desc_type {
284	TLB_INVALIDATION_DESC = 0,
285	FAULT_RESPONSE_DESC
286};
287
288struct xe_guc_pagefault_desc {
289	u32 dw0;
290#define PFD_FAULT_LEVEL		GENMASK(2, 0)
291#define PFD_SRC_ID		GENMASK(10, 3)
292#define PFD_RSVD_0		GENMASK(17, 11)
293#define XE2_PFD_TRVA_FAULT	BIT(18)
294#define PFD_ENG_INSTANCE	GENMASK(24, 19)
295#define PFD_ENG_CLASS		GENMASK(27, 25)
296#define PFD_PDATA_LO		GENMASK(31, 28)
297
298	u32 dw1;
299#define PFD_PDATA_HI		GENMASK(11, 0)
300#define PFD_PDATA_HI_SHIFT	4
301#define PFD_ASID		GENMASK(31, 12)
302
303	u32 dw2;
304#define PFD_ACCESS_TYPE		GENMASK(1, 0)
305#define PFD_FAULT_TYPE		GENMASK(3, 2)
306#define PFD_VFID		GENMASK(9, 4)
307#define PFD_RSVD_1		GENMASK(11, 10)
308#define PFD_VIRTUAL_ADDR_LO	GENMASK(31, 12)
309#define PFD_VIRTUAL_ADDR_LO_SHIFT 12
310
311	u32 dw3;
312#define PFD_VIRTUAL_ADDR_HI	GENMASK(31, 0)
313#define PFD_VIRTUAL_ADDR_HI_SHIFT 32
314} __packed;
315
316struct xe_guc_pagefault_reply {
317	u32 dw0;
318#define PFR_VALID		BIT(0)
319#define PFR_SUCCESS		BIT(1)
320#define PFR_REPLY		GENMASK(4, 2)
321#define PFR_RSVD_0		GENMASK(9, 5)
322#define PFR_DESC_TYPE		GENMASK(11, 10)
323#define PFR_ASID		GENMASK(31, 12)
324
325	u32 dw1;
326#define PFR_VFID		GENMASK(5, 0)
327#define PFR_RSVD_1		BIT(6)
328#define PFR_ENG_INSTANCE	GENMASK(12, 7)
329#define PFR_ENG_CLASS		GENMASK(15, 13)
330#define PFR_PDATA		GENMASK(31, 16)
331
332	u32 dw2;
333#define PFR_RSVD_2		GENMASK(31, 0)
334} __packed;
335
336struct xe_guc_acc_desc {
337	u32 dw0;
338#define ACC_TYPE	BIT(0)
339#define ACC_TRIGGER	0
340#define ACC_NOTIFY	1
341#define ACC_SUBG_LO	GENMASK(31, 1)
342
343	u32 dw1;
344#define ACC_SUBG_HI	BIT(0)
345#define ACC_RSVD0	GENMASK(2, 1)
346#define ACC_ENG_INSTANCE	GENMASK(8, 3)
347#define ACC_ENG_CLASS	GENMASK(11, 9)
348#define ACC_ASID	GENMASK(31, 12)
349
350	u32 dw2;
351#define ACC_VFID	GENMASK(5, 0)
352#define ACC_RSVD1	GENMASK(7, 6)
353#define ACC_GRANULARITY	GENMASK(10, 8)
354#define ACC_RSVD2	GENMASK(16, 11)
355#define ACC_VIRTUAL_ADDR_RANGE_LO	GENMASK(31, 17)
356
357	u32 dw3;
358#define ACC_VIRTUAL_ADDR_RANGE_HI	GENMASK(31, 0)
359} __packed;
360
361#endif