fsl-mc-private.h

  1/* SPDX-License-Identifier: GPL-2.0 */
  2/*
  3 * Freescale Management Complex (MC) bus private declarations
  4 *
  5 * Copyright (C) 2016 Freescale Semiconductor, Inc.
  6 *
  7 */
  8#ifndef _FSL_MC_PRIVATE_H_
  9#define _FSL_MC_PRIVATE_H_
 10
 11#include <linux/fsl/mc.h>
 12#include <linux/mutex.h>
 13#include <linux/ioctl.h>
 14#include <linux/miscdevice.h>
 15
 16/*
 17 * Data Path Management Complex (DPMNG) General API
 18 */
 19
 20/* DPMNG command versioning */
 21#define DPMNG_CMD_BASE_VERSION		1
 22#define DPMNG_CMD_ID_OFFSET		4
 23
 24#define DPMNG_CMD(id)	(((id) << DPMNG_CMD_ID_OFFSET) | DPMNG_CMD_BASE_VERSION)
 25
 26/* DPMNG command IDs */
 27#define DPMNG_CMDID_GET_VERSION		DPMNG_CMD(0x831)
 28
 29struct dpmng_rsp_get_version {
 30	__le32 revision;
 31	__le32 version_major;
 32	__le32 version_minor;
 33};
 34
 35/*
 36 * Data Path Management Command Portal (DPMCP) API
 37 */
 38
 39/* Minimal supported DPMCP Version */
 40#define DPMCP_MIN_VER_MAJOR		3
 41#define DPMCP_MIN_VER_MINOR		0
 42
 43/* DPMCP command versioning */
 44#define DPMCP_CMD_BASE_VERSION		1
 45#define DPMCP_CMD_ID_OFFSET		4
 46
 47#define DPMCP_CMD(id)	(((id) << DPMCP_CMD_ID_OFFSET) | DPMCP_CMD_BASE_VERSION)
 48
 49/* DPMCP command IDs */
 50#define DPMCP_CMDID_CLOSE		DPMCP_CMD(0x800)
 51#define DPMCP_CMDID_RESET		DPMCP_CMD(0x005)
 52
 53struct dpmcp_cmd_open {
 54	__le32 dpmcp_id;
 55};
 56
 57/*
 58 * Initialization and runtime control APIs for DPMCP
 59 */
 60int dpmcp_open(struct fsl_mc_io *mc_io,
 61	       u32 cmd_flags,
 62	       int dpmcp_id,
 63	       u16 *token);
 64
 65int dpmcp_close(struct fsl_mc_io *mc_io,
 66		u32 cmd_flags,
 67		u16 token);
 68
 69/*
 70 * Data Path Resource Container (DPRC) API
 71 */
 72
 73/* Minimal supported DPRC Version */
 74#define DPRC_MIN_VER_MAJOR			6
 75#define DPRC_MIN_VER_MINOR			0
 76
 77/* DPRC command versioning */
 78#define DPRC_CMD_BASE_VERSION			1
 79#define DPRC_CMD_2ND_VERSION			2
 80#define DPRC_CMD_3RD_VERSION			3
 81#define DPRC_CMD_ID_OFFSET			4
 82
 83#define DPRC_CMD(id)	(((id) << DPRC_CMD_ID_OFFSET) | DPRC_CMD_BASE_VERSION)
 84#define DPRC_CMD_V2(id)	(((id) << DPRC_CMD_ID_OFFSET) | DPRC_CMD_2ND_VERSION)
 85#define DPRC_CMD_V3(id)	(((id) << DPRC_CMD_ID_OFFSET) | DPRC_CMD_3RD_VERSION)
 86
 87/* DPRC command IDs */
 88#define DPRC_CMDID_CLOSE                        DPRC_CMD(0x800)
 89#define DPRC_CMDID_GET_API_VERSION              DPRC_CMD(0xa05)
 90
 91#define DPRC_CMDID_GET_ATTR                     DPRC_CMD(0x004)
 92#define DPRC_CMDID_RESET_CONT                   DPRC_CMD(0x005)
 93#define DPRC_CMDID_RESET_CONT_V2                DPRC_CMD_V2(0x005)
 94
 95#define DPRC_CMDID_SET_IRQ                      DPRC_CMD(0x010)
 96#define DPRC_CMDID_SET_IRQ_ENABLE               DPRC_CMD(0x012)
 97#define DPRC_CMDID_SET_IRQ_MASK                 DPRC_CMD(0x014)
 98#define DPRC_CMDID_GET_IRQ_STATUS               DPRC_CMD(0x016)
 99#define DPRC_CMDID_CLEAR_IRQ_STATUS             DPRC_CMD(0x017)
100
101#define DPRC_CMDID_GET_CONT_ID                  DPRC_CMD(0x830)
102#define DPRC_CMDID_GET_OBJ_COUNT                DPRC_CMD(0x159)
103#define DPRC_CMDID_GET_OBJ                      DPRC_CMD(0x15A)
104#define DPRC_CMDID_GET_OBJ_REG                  DPRC_CMD(0x15E)
105#define DPRC_CMDID_GET_OBJ_REG_V2               DPRC_CMD_V2(0x15E)
106#define DPRC_CMDID_GET_OBJ_REG_V3               DPRC_CMD_V3(0x15E)
107#define DPRC_CMDID_SET_OBJ_IRQ                  DPRC_CMD(0x15F)
108
109#define DPRC_CMDID_GET_CONNECTION               DPRC_CMD(0x16C)
110
111struct dprc_cmd_open {
112	__le32 container_id;
113};
114
115struct dprc_cmd_reset_container {
116	__le32 child_container_id;
117	__le32 options;
118};
119
120struct dprc_cmd_set_irq {
121	/* cmd word 0 */
122	__le32 irq_val;
123	u8 irq_index;
124	u8 pad[3];
125	/* cmd word 1 */
126	__le64 irq_addr;
127	/* cmd word 2 */
128	__le32 irq_num;
129};
130
131#define DPRC_ENABLE		0x1
132
133struct dprc_cmd_set_irq_enable {
134	u8 enable;
135	u8 pad[3];
136	u8 irq_index;
137};
138
139struct dprc_cmd_set_irq_mask {
140	__le32 mask;
141	u8 irq_index;
142};
143
144struct dprc_cmd_get_irq_status {
145	__le32 status;
146	u8 irq_index;
147};
148
149struct dprc_rsp_get_irq_status {
150	__le32 status;
151};
152
153struct dprc_cmd_clear_irq_status {
154	__le32 status;
155	u8 irq_index;
156};
157
158struct dprc_rsp_get_attributes {
159	/* response word 0 */
160	__le32 container_id;
161	__le32 icid;
162	/* response word 1 */
163	__le32 options;
164	__le32 portal_id;
165};
166
167struct dprc_rsp_get_obj_count {
168	__le32 pad;
169	__le32 obj_count;
170};
171
172struct dprc_cmd_get_obj {
173	__le32 obj_index;
174};
175
176struct dprc_rsp_get_obj {
177	/* response word 0 */
178	__le32 pad0;
179	__le32 id;
180	/* response word 1 */
181	__le16 vendor;
182	u8 irq_count;
183	u8 region_count;
184	__le32 state;
185	/* response word 2 */
186	__le16 version_major;
187	__le16 version_minor;
188	__le16 flags;
189	__le16 pad1;
190	/* response word 3-4 */
191	u8 type[16];
192	/* response word 5-6 */
193	u8 label[16];
194};
195
196struct dprc_cmd_get_obj_region {
197	/* cmd word 0 */
198	__le32 obj_id;
199	__le16 pad0;
200	u8 region_index;
201	u8 pad1;
202	/* cmd word 1-2 */
203	__le64 pad2[2];
204	/* cmd word 3-4 */
205	u8 obj_type[16];
206};
207
208struct dprc_rsp_get_obj_region {
209	/* response word 0 */
210	__le64 pad0;
211	/* response word 1 */
212	__le64 base_offset;
213	/* response word 2 */
214	__le32 size;
215	u8 type;
216	u8 pad2[3];
217	/* response word 3 */
218	__le32 flags;
219	__le32 pad3;
220	/* response word 4 */
221	/* base_addr may be zero if older MC firmware is used */
222	__le64 base_addr;
223};
224
225struct dprc_cmd_set_obj_irq {
226	/* cmd word 0 */
227	__le32 irq_val;
228	u8 irq_index;
229	u8 pad[3];
230	/* cmd word 1 */
231	__le64 irq_addr;
232	/* cmd word 2 */
233	__le32 irq_num;
234	__le32 obj_id;
235	/* cmd word 3-4 */
236	u8 obj_type[16];
237};
238
239struct dprc_cmd_get_connection {
240	__le32 ep1_id;
241	__le16 ep1_interface_id;
242	u8 pad[2];
243	u8 ep1_type[16];
244};
245
246struct dprc_rsp_get_connection {
247	__le64 pad[3];
248	__le32 ep2_id;
249	__le16 ep2_interface_id;
250	__le16 pad1;
251	u8 ep2_type[16];
252	__le32 state;
253};
254
255/*
256 * DPRC API for managing and querying DPAA resources
257 */
258int dprc_open(struct fsl_mc_io *mc_io,
259	      u32 cmd_flags,
260	      int container_id,
261	      u16 *token);
262
263int dprc_close(struct fsl_mc_io *mc_io,
264	       u32 cmd_flags,
265	       u16 token);
266
267/* DPRC IRQ events */
268
269/* IRQ event - Indicates that a new object added to the container */
270#define DPRC_IRQ_EVENT_OBJ_ADDED		0x00000001
271/* IRQ event - Indicates that an object was removed from the container */
272#define DPRC_IRQ_EVENT_OBJ_REMOVED		0x00000002
273/*
274 * IRQ event - Indicates that one of the descendant containers that opened by
275 * this container is destroyed
276 */
277#define DPRC_IRQ_EVENT_CONTAINER_DESTROYED	0x00000010
278
279/*
280 * IRQ event - Indicates that on one of the container's opened object is
281 * destroyed
282 */
283#define DPRC_IRQ_EVENT_OBJ_DESTROYED		0x00000020
284
285/* Irq event - Indicates that object is created at the container */
286#define DPRC_IRQ_EVENT_OBJ_CREATED		0x00000040
287
288/**
289 * struct dprc_irq_cfg - IRQ configuration
290 * @paddr:	Address that must be written to signal a message-based interrupt
291 * @val:	Value to write into irq_addr address
292 * @irq_num:	A user defined number associated with this IRQ
293 */
294struct dprc_irq_cfg {
295	     phys_addr_t paddr;
296	     u32 val;
297	     int irq_num;
298};
299
300int dprc_set_irq(struct fsl_mc_io *mc_io,
301		 u32 cmd_flags,
302		 u16 token,
303		 u8 irq_index,
304		 struct dprc_irq_cfg *irq_cfg);
305
306int dprc_set_irq_enable(struct fsl_mc_io *mc_io,
307			u32 cmd_flags,
308			u16 token,
309			u8 irq_index,
310			u8 en);
311
312int dprc_set_irq_mask(struct fsl_mc_io *mc_io,
313		      u32 cmd_flags,
314		      u16 token,
315		      u8 irq_index,
316		      u32 mask);
317
318int dprc_get_irq_status(struct fsl_mc_io *mc_io,
319			u32 cmd_flags,
320			u16 token,
321			u8 irq_index,
322			u32 *status);
323
324int dprc_clear_irq_status(struct fsl_mc_io *mc_io,
325			  u32 cmd_flags,
326			  u16 token,
327			  u8 irq_index,
328			  u32 status);
329
330/**
331 * struct dprc_attributes - Container attributes
332 * @container_id: Container's ID
333 * @icid: Container's ICID
334 * @portal_id: Container's portal ID
335 * @options: Container's options as set at container's creation
336 */
337struct dprc_attributes {
338	int container_id;
339	u32 icid;
340	int portal_id;
341	u64 options;
342};
343
344int dprc_get_attributes(struct fsl_mc_io *mc_io,
345			u32 cmd_flags,
346			u16 token,
347			struct dprc_attributes *attributes);
348
349int dprc_get_obj_count(struct fsl_mc_io *mc_io,
350		       u32 cmd_flags,
351		       u16 token,
352		       int *obj_count);
353
354int dprc_get_obj(struct fsl_mc_io *mc_io,
355		 u32 cmd_flags,
356		 u16 token,
357		 int obj_index,
358		 struct fsl_mc_obj_desc *obj_desc);
359
360int dprc_set_obj_irq(struct fsl_mc_io *mc_io,
361		     u32 cmd_flags,
362		     u16 token,
363		     char *obj_type,
364		     int obj_id,
365		     u8 irq_index,
366		     struct dprc_irq_cfg *irq_cfg);
367/**
368 * enum dprc_region_type - Region type
369 * @DPRC_REGION_TYPE_MC_PORTAL: MC portal region
370 * @DPRC_REGION_TYPE_QBMAN_PORTAL: Qbman portal region
371 */
372enum dprc_region_type {
373	DPRC_REGION_TYPE_MC_PORTAL,
374	DPRC_REGION_TYPE_QBMAN_PORTAL,
375	DPRC_REGION_TYPE_QBMAN_MEM_BACKED_PORTAL
376};
377
378/**
379 * struct dprc_region_desc - Mappable region descriptor
380 * @base_offset: Region offset from region's base address.
381 *	For DPMCP and DPRC objects, region base is offset from SoC MC portals
382 *	base address; For DPIO, region base is offset from SoC QMan portals
383 *	base address
384 * @size: Region size (in bytes)
385 * @flags: Region attributes
386 * @type: Portal region type
387 */
388struct dprc_region_desc {
389	u32 base_offset;
390	u32 size;
391	u32 flags;
392	enum dprc_region_type type;
393	u64 base_address;
394};
395
396int dprc_get_obj_region(struct fsl_mc_io *mc_io,
397			u32 cmd_flags,
398			u16 token,
399			char *obj_type,
400			int obj_id,
401			u8 region_index,
402			struct dprc_region_desc *region_desc);
403
404int dprc_get_api_version(struct fsl_mc_io *mc_io,
405			 u32 cmd_flags,
406			 u16 *major_ver,
407			 u16 *minor_ver);
408
409int dprc_get_container_id(struct fsl_mc_io *mc_io,
410			  u32 cmd_flags,
411			  int *container_id);
412
413/**
414 * struct dprc_endpoint - Endpoint description for link connect/disconnect
415 *			operations
416 * @type:	Endpoint object type: NULL terminated string
417 * @id:		Endpoint object ID
418 * @if_id:	Interface ID; should be set for endpoints with multiple
419 *		interfaces ("dpsw", "dpdmux"); for others, always set to 0
420 */
421struct dprc_endpoint {
422	char type[16];
423	int id;
424	u16 if_id;
425};
426
427int dprc_get_connection(struct fsl_mc_io *mc_io,
428			u32 cmd_flags,
429			u16 token,
430			const struct dprc_endpoint *endpoint1,
431			struct dprc_endpoint *endpoint2,
432			int *state);
433
434/*
435 * Data Path Buffer Pool (DPBP) API
436 */
437
438/* DPBP Version */
439#define DPBP_VER_MAJOR				3
440#define DPBP_VER_MINOR				2
441
442/* Command versioning */
443#define DPBP_CMD_BASE_VERSION			1
444#define DPBP_CMD_ID_OFFSET			4
445
446#define DPBP_CMD(id)	(((id) << DPBP_CMD_ID_OFFSET) | DPBP_CMD_BASE_VERSION)
447
448/* Command IDs */
449#define DPBP_CMDID_CLOSE		DPBP_CMD(0x800)
450
451#define DPBP_CMDID_ENABLE		DPBP_CMD(0x002)
452#define DPBP_CMDID_DISABLE		DPBP_CMD(0x003)
453#define DPBP_CMDID_GET_ATTR		DPBP_CMD(0x004)
454#define DPBP_CMDID_RESET		DPBP_CMD(0x005)
455
456struct dpbp_cmd_open {
457	__le32 dpbp_id;
458};
459
460#define DPBP_ENABLE			0x1
461
462struct dpbp_rsp_get_attributes {
463	/* response word 0 */
464	__le16 pad;
465	__le16 bpid;
466	__le32 id;
467	/* response word 1 */
468	__le16 version_major;
469	__le16 version_minor;
470};
471
472/*
473 * Data Path Concentrator (DPCON) API
474 */
475
476/* DPCON Version */
477#define DPCON_VER_MAJOR				3
478#define DPCON_VER_MINOR				2
479
480/* Command versioning */
481#define DPCON_CMD_BASE_VERSION			1
482#define DPCON_CMD_ID_OFFSET			4
483
484#define DPCON_CMD(id)	(((id) << DPCON_CMD_ID_OFFSET) | DPCON_CMD_BASE_VERSION)
485
486/* Command IDs */
487#define DPCON_CMDID_CLOSE			DPCON_CMD(0x800)
488
489#define DPCON_CMDID_ENABLE			DPCON_CMD(0x002)
490#define DPCON_CMDID_DISABLE			DPCON_CMD(0x003)
491#define DPCON_CMDID_GET_ATTR			DPCON_CMD(0x004)
492#define DPCON_CMDID_RESET			DPCON_CMD(0x005)
493
494#define DPCON_CMDID_SET_NOTIFICATION		DPCON_CMD(0x100)
495
496struct dpcon_cmd_open {
497	__le32 dpcon_id;
498};
499
500#define DPCON_ENABLE			1
501
502struct dpcon_rsp_get_attr {
503	/* response word 0 */
504	__le32 id;
505	__le16 qbman_ch_id;
506	u8 num_priorities;
507	u8 pad;
508};
509
510struct dpcon_cmd_set_notification {
511	/* cmd word 0 */
512	__le32 dpio_id;
513	u8 priority;
514	u8 pad[3];
515	/* cmd word 1 */
516	__le64 user_ctx;
517};
518
519/*
520 * Generic FSL MC API
521 */
522
523/* generic command versioning */
524#define OBJ_CMD_BASE_VERSION		1
525#define OBJ_CMD_ID_OFFSET		4
526
527#define OBJ_CMD(id)	(((id) << OBJ_CMD_ID_OFFSET) | OBJ_CMD_BASE_VERSION)
528
529/* open command codes */
530#define DPRTC_CMDID_OPEN		OBJ_CMD(0x810)
531#define DPNI_CMDID_OPEN		OBJ_CMD(0x801)
532#define DPSW_CMDID_OPEN		OBJ_CMD(0x802)
533#define DPIO_CMDID_OPEN		OBJ_CMD(0x803)
534#define DPBP_CMDID_OPEN		OBJ_CMD(0x804)
535#define DPRC_CMDID_OPEN		OBJ_CMD(0x805)
536#define DPDMUX_CMDID_OPEN		OBJ_CMD(0x806)
537#define DPCI_CMDID_OPEN		OBJ_CMD(0x807)
538#define DPCON_CMDID_OPEN		OBJ_CMD(0x808)
539#define DPSECI_CMDID_OPEN		OBJ_CMD(0x809)
540#define DPAIOP_CMDID_OPEN		OBJ_CMD(0x80a)
541#define DPMCP_CMDID_OPEN		OBJ_CMD(0x80b)
542#define DPMAC_CMDID_OPEN		OBJ_CMD(0x80c)
543#define DPDCEI_CMDID_OPEN		OBJ_CMD(0x80d)
544#define DPDMAI_CMDID_OPEN		OBJ_CMD(0x80e)
545#define DPDBG_CMDID_OPEN		OBJ_CMD(0x80f)
546
547/* Generic object command IDs */
548#define OBJ_CMDID_CLOSE		OBJ_CMD(0x800)
549#define OBJ_CMDID_RESET		OBJ_CMD(0x005)
550
551struct fsl_mc_obj_cmd_open {
552	__le32 obj_id;
553};
554
555/**
556 * struct fsl_mc_resource_pool - Pool of MC resources of a given
557 * type
558 * @type: type of resources in the pool
559 * @max_count: maximum number of resources in the pool
560 * @free_count: number of free resources in the pool
561 * @mutex: mutex to serialize access to the pool's free list
562 * @free_list: anchor node of list of free resources in the pool
563 * @mc_bus: pointer to the MC bus that owns this resource pool
564 */
565struct fsl_mc_resource_pool {
566	enum fsl_mc_pool_type type;
567	int max_count;
568	int free_count;
569	struct mutex mutex;	/* serializes access to free_list */
570	struct list_head free_list;
571	struct fsl_mc_bus *mc_bus;
572};
573
574/**
575 * struct fsl_mc_uapi - information associated with a device file
576 * @misc: struct miscdevice linked to the root dprc
577 * @device: newly created device in /dev
578 * @mutex: mutex lock to serialize the open/release operations
579 * @local_instance_in_use: local MC I/O instance in use or not
580 * @static_mc_io: pointer to the static MC I/O object
581 */
582struct fsl_mc_uapi {
583	struct miscdevice misc;
584	struct device *device;
585	struct mutex mutex; /* serialize open/release operations */
586	u32 local_instance_in_use;
587	struct fsl_mc_io *static_mc_io;
588};
589
590/**
591 * struct fsl_mc_bus - logical bus that corresponds to a physical DPRC
592 * @mc_dev: fsl-mc device for the bus device itself.
593 * @resource_pools: array of resource pools (one pool per resource type)
594 * for this MC bus. These resources represent allocatable entities
595 * from the physical DPRC.
596 * @irq_resources: Pointer to array of IRQ objects for the IRQ pool
597 * @scan_mutex: Serializes bus scanning
598 * @dprc_attr: DPRC attributes
599 * @uapi_misc: struct that abstracts the interaction with userspace
600 */
601struct fsl_mc_bus {
602	struct fsl_mc_device mc_dev;
603	struct fsl_mc_resource_pool resource_pools[FSL_MC_NUM_POOL_TYPES];
604	struct fsl_mc_device_irq *irq_resources;
605	struct mutex scan_mutex;    /* serializes bus scanning */
606	struct dprc_attributes dprc_attr;
607	struct fsl_mc_uapi uapi_misc;
608	int irq_enabled;
609};
610
611#define to_fsl_mc_bus(_mc_dev) \
612	container_of(_mc_dev, struct fsl_mc_bus, mc_dev)
613
614int __must_check fsl_mc_device_add(struct fsl_mc_obj_desc *obj_desc,
615				   struct fsl_mc_io *mc_io,
616				   struct device *parent_dev,
617				   struct fsl_mc_device **new_mc_dev);
618
619void fsl_mc_device_remove(struct fsl_mc_device *mc_dev);
620
621int __init dprc_driver_init(void);
622
623void dprc_driver_exit(void);
624
625int dprc_scan_objects(struct fsl_mc_device *mc_bus_dev,
626		      bool alloc_interrupts);
627
628int __init fsl_mc_allocator_driver_init(void);
629
630void fsl_mc_init_all_resource_pools(struct fsl_mc_device *mc_bus_dev);
631
632int __must_check fsl_mc_resource_allocate(struct fsl_mc_bus *mc_bus,
633					  enum fsl_mc_pool_type pool_type,
634					  struct fsl_mc_resource
635							  **new_resource);
636
637void fsl_mc_resource_free(struct fsl_mc_resource *resource);
638
639int fsl_mc_msi_domain_alloc_irqs(struct device *dev,
640				 unsigned int irq_count);
641
642void fsl_mc_msi_domain_free_irqs(struct device *dev);
643
644struct irq_domain *fsl_mc_find_msi_domain(struct device *dev);
645
646int __must_check fsl_create_mc_io(struct device *dev,
647				  phys_addr_t mc_portal_phys_addr,
648				  u32 mc_portal_size,
649				  struct fsl_mc_device *dpmcp_dev,
650				  u32 flags, struct fsl_mc_io **new_mc_io);
651
652void fsl_destroy_mc_io(struct fsl_mc_io *mc_io);
653
654bool fsl_mc_is_root_dprc(struct device *dev);
655
656void fsl_mc_get_root_dprc(struct device *dev,
657			 struct device **root_dprc_dev);
658
659struct fsl_mc_device *fsl_mc_device_lookup(struct fsl_mc_obj_desc *obj_desc,
660					   struct fsl_mc_device *mc_bus_dev);
661
662u16 mc_cmd_hdr_read_cmdid(struct fsl_mc_command *cmd);
663
664#ifdef CONFIG_FSL_MC_UAPI_SUPPORT
665
666int fsl_mc_uapi_create_device_file(struct fsl_mc_bus *mc_bus);
667
668void fsl_mc_uapi_remove_device_file(struct fsl_mc_bus *mc_bus);
669
670#else
671
672static inline int fsl_mc_uapi_create_device_file(struct fsl_mc_bus *mc_bus)
673{
674	return 0;
675}
676
677static inline void fsl_mc_uapi_remove_device_file(struct fsl_mc_bus *mc_bus)
678{
679}
680
681#endif
682
683int disable_dprc_irq(struct fsl_mc_device *mc_dev);
684int enable_dprc_irq(struct fsl_mc_device *mc_dev);
685int get_dprc_irq_state(struct fsl_mc_device *mc_dev);
686
687#endif /* _FSL_MC_PRIVATE_H_ */