xref: /freebsd/sys/contrib/ncsw/inc/flib/fsl_fman_kg.h (revision 62cfcf62f627e5093fb37026a6d8c98e4d2ef04c)
1 /*
2  * Copyright 2008-2012 Freescale Semiconductor Inc.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are met:
6  *     * Redistributions of source code must retain the above copyright
7  *       notice, this list of conditions and the following disclaimer.
8  *     * Redistributions in binary form must reproduce the above copyright
9  *       notice, this list of conditions and the following disclaimer in the
10  *       documentation and/or other materials provided with the distribution.
11  *     * Neither the name of Freescale Semiconductor nor the
12  *       names of its contributors may be used to endorse or promote products
13  *       derived from this software without specific prior written permission.
14  *
15  *
16  * ALTERNATIVELY, this software may be distributed under the terms of the
17  * GNU General Public License ("GPL") as published by the Free Software
18  * Foundation, either version 2 of that License or (at your option) any
19  * later version.
20  *
21  * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY
22  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
23  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
24  * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY
25  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
26  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
27  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
28  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
30  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 #ifndef __FSL_FMAN_KG_H
34 #define __FSL_FMAN_KG_H
35 
36 #include "common/general.h"
37 
38 #define FM_KG_NUM_OF_GENERIC_REGS	8 /**< Num of generic KeyGen regs */
39 #define FMAN_MAX_NUM_OF_HW_PORTS	64
40 /**< Total num of masks allowed on KG extractions */
41 #define FM_KG_EXTRACT_MASKS_NUM		4
42 #define FM_KG_NUM_CLS_PLAN_ENTR		8 /**< Num of class. plan regs */
43 #define FM_KG_CLS_PLAN_GRPS_NUM		32 /**< Max num of class. groups */
44 
45 struct fman_kg_regs {
46 	uint32_t fmkg_gcr;
47 	uint32_t res004;
48 	uint32_t res008;
49 	uint32_t fmkg_eer;
50 	uint32_t fmkg_eeer;
51 	uint32_t res014;
52 	uint32_t res018;
53 	uint32_t fmkg_seer;
54 	uint32_t fmkg_seeer;
55 	uint32_t fmkg_gsr;
56 	uint32_t fmkg_tpc;
57 	uint32_t fmkg_serc;
58 	uint32_t res030[4];
59 	uint32_t fmkg_fdor;
60 	uint32_t fmkg_gdv0r;
61 	uint32_t fmkg_gdv1r;
62 	uint32_t res04c[6];
63 	uint32_t fmkg_feer;
64 	uint32_t res068[38];
65 	uint32_t fmkg_indirect[63];
66 	uint32_t fmkg_ar;
67 };
68 
69 struct fman_kg_scheme_regs {
70 	uint32_t kgse_mode; /**< MODE */
71 	uint32_t kgse_ekfc; /**< Extract Known Fields Command */
72 	uint32_t kgse_ekdv; /**< Extract Known Default Value */
73 	uint32_t kgse_bmch; /**< Bit Mask Command High */
74 	uint32_t kgse_bmcl; /**< Bit Mask Command Low */
75 	uint32_t kgse_fqb; /**< Frame Queue Base */
76 	uint32_t kgse_hc; /**< Hash Command */
77 	uint32_t kgse_ppc; /**< Policer Profile Command */
78 	uint32_t kgse_gec[FM_KG_NUM_OF_GENERIC_REGS];
79 				/**< Generic Extract Command */
80 	uint32_t kgse_spc; /**< KeyGen Scheme Entry Statistic Packet Counter */
81 	uint32_t kgse_dv0; /**< KeyGen Scheme Entry Default Value 0 */
82 	uint32_t kgse_dv1; /**< KeyGen Scheme Entry Default Value 1 */
83 	uint32_t kgse_ccbs; /**< KeyGen Scheme Entry Coarse Classification Bit*/
84 	uint32_t kgse_mv; /**< KeyGen Scheme Entry Match vector */
85 	uint32_t kgse_om; /**< KeyGen Scheme Entry Operation Mode bits */
86 	uint32_t kgse_vsp; /**< KeyGen Scheme Entry Virtual Storage Profile */
87 };
88 
89 struct fman_kg_pe_regs{
90 	uint32_t fmkg_pe_sp;
91 	uint32_t fmkg_pe_cpp;
92 };
93 
94 struct fman_kg_cp_regs {
95 	uint32_t kgcpe[FM_KG_NUM_CLS_PLAN_ENTR];
96 };
97 
98 
99 #define FM_KG_KGAR_GO				0x80000000
100 #define FM_KG_KGAR_READ				0x40000000
101 #define FM_KG_KGAR_WRITE			0x00000000
102 #define FM_KG_KGAR_SEL_SCHEME_ENTRY		0x00000000
103 #define FM_KG_KGAR_SCM_WSEL_UPDATE_CNT		0x00008000
104 
105 #define KG_SCH_PP_SHIFT_HIGH			0x80000000
106 #define KG_SCH_PP_NO_GEN			0x10000000
107 #define KG_SCH_PP_SHIFT_LOW			0x0000F000
108 #define KG_SCH_MODE_NIA_PLCR			0x40000000
109 #define KG_SCH_GEN_EXTRACT_TYPE			0x00008000
110 #define KG_SCH_BITMASK_MASK			0x000000FF
111 #define KG_SCH_GEN_VALID			0x80000000
112 #define KG_SCH_GEN_MASK				0x00FF0000
113 #define FM_PCD_KG_KGAR_ERR			0x20000000
114 #define FM_PCD_KG_KGAR_SEL_CLS_PLAN_ENTRY	0x01000000
115 #define FM_PCD_KG_KGAR_SEL_PORT_ENTRY		0x02000000
116 #define FM_PCD_KG_KGAR_SEL_PORT_WSEL_SP		0x00008000
117 #define FM_PCD_KG_KGAR_SEL_PORT_WSEL_CPP	0x00004000
118 #define FM_PCD_KG_KGAR_WSEL_MASK		0x0000FF00
119 #define KG_SCH_HASH_CONFIG_NO_FQID		0x80000000
120 #define KG_SCH_HASH_CONFIG_SYM			0x40000000
121 
122 #define FM_EX_KG_DOUBLE_ECC			0x80000000
123 #define FM_EX_KG_KEYSIZE_OVERFLOW		0x40000000
124 
125 /* ECC capture register */
126 #define KG_FMKG_SERC_CAP			0x80000000
127 #define KG_FMKG_SERC_CET			0x40000000
128 #define KG_FMKG_SERC_CNT_MSK			0x00FF0000
129 #define KG_FMKG_SERC_CNT_SHIFT			16
130 #define KG_FMKG_SERC_ADDR_MSK			0x000003FF
131 
132 /* Masks */
133 #define FM_KG_KGGCR_EN				0x80000000
134 #define KG_SCH_GEN_VALID			0x80000000
135 #define KG_SCH_GEN_EXTRACT_TYPE			0x00008000
136 #define KG_ERR_TYPE_DOUBLE			0x40000000
137 #define KG_ERR_ADDR_MASK			0x00000FFF
138 #define KG_SCH_MODE_EN				0x80000000
139 
140 /* shifts */
141 #define FM_KG_KGAR_NUM_SHIFT			16
142 #define FM_KG_PE_CPP_MASK_SHIFT			16
143 #define FM_KG_KGAR_WSEL_SHIFT			8
144 
145 #define FM_KG_SCH_GEN_HT_INVALID		0
146 
147 #define FM_KG_MASK_SEL_GEN_BASE			0x20
148 
149 #define KG_GET_MASK_SEL_SHIFT(shift, i)	\
150 switch (i)				\
151 {					\
152 	case 0: (shift) = 26; break;	\
153 	case 1: (shift) = 20; break;	\
154 	case 2: (shift) = 10; break;	\
155 	case 3: (shift) = 4; break;	\
156 	default: (shift) = 0;		\
157 }
158 
159 #define KG_GET_MASK_OFFSET_SHIFT(shift, i)	\
160 switch (i)				\
161 {					\
162 	case 0: (shift) = 16; break;	\
163 	case 1: (shift) = 0; break;	\
164 	case 2: (shift) = 28; break;	\
165 	case 3: (shift) = 24; break;	\
166 	default: (shift) = 0;		\
167 }
168 
169 #define KG_GET_MASK_SHIFT(shift, i)	\
170 switch (i)				\
171 {					\
172 	case 0: shift = 24; break;	\
173 	case 1: shift = 16; break;	\
174 	case 2: shift = 8;  break;	\
175 	case 3: shift = 0;  break;	\
176 	default: shift = 0;		\
177 }
178 
179 /* Port entry CPP register */
180 #define FMAN_KG_PE_CPP_MASK_SHIFT	16
181 
182 /* Scheme registers */
183 #define FMAN_KG_SCH_MODE_EN		0x80000000
184 #define FMAN_KG_SCH_MODE_NIA_PLCR	0x40000000
185 #define FMAN_KG_SCH_MODE_CCOBASE_SHIFT	24
186 
187 #define FMAN_KG_SCH_DEF_MAC_ADDR_SHIFT	30
188 #define FMAN_KG_SCH_DEF_VLAN_TCI_SHIFT	28
189 #define FMAN_KG_SCH_DEF_ETYPE_SHIFT	26
190 #define FMAN_KG_SCH_DEF_PPP_SID_SHIFT	24
191 #define FMAN_KG_SCH_DEF_PPP_PID_SHIFT	22
192 #define FMAN_KG_SCH_DEF_MPLS_SHIFT	20
193 #define FMAN_KG_SCH_DEF_IP_ADDR_SHIFT	18
194 #define FMAN_KG_SCH_DEF_PTYPE_SHIFT	16
195 #define FMAN_KG_SCH_DEF_IP_TOS_TC_SHIFT	14
196 #define FMAN_KG_SCH_DEF_IPv6_FL_SHIFT	12
197 #define FMAN_KG_SCH_DEF_IPSEC_SPI_SHIFT	10
198 #define FMAN_KG_SCH_DEF_L4_PORT_SHIFT	8
199 #define FMAN_KG_SCH_DEF_TCP_FLG_SHIFT	6
200 
201 #define FMAN_KG_SCH_GEN_VALID		0x80000000
202 #define FMAN_KG_SCH_GEN_SIZE_MAX	16
203 #define FMAN_KG_SCH_GEN_OR		0x00008000
204 
205 #define FMAN_KG_SCH_GEN_DEF_SHIFT	29
206 #define FMAN_KG_SCH_GEN_SIZE_SHIFT	24
207 #define FMAN_KG_SCH_GEN_MASK_SHIFT	16
208 #define FMAN_KG_SCH_GEN_HT_SHIFT	8
209 
210 #define FMAN_KG_SCH_HASH_HSHIFT_SHIFT	24
211 #define FMAN_KG_SCH_HASH_HSHIFT_MAX	0x28
212 #define FMAN_KG_SCH_HASH_SYM		0x40000000
213 #define FMAN_KG_SCH_HASH_NO_FQID_GEN	0x80000000
214 
215 #define FMAN_KG_SCH_PP_SH_SHIFT		27
216 #define FMAN_KG_SCH_PP_SL_SHIFT		12
217 #define FMAN_KG_SCH_PP_SH_MASK		0x80000000
218 #define FMAN_KG_SCH_PP_SL_MASK		0x0000F000
219 #define FMAN_KG_SCH_PP_SHIFT_MAX	0x17
220 #define FMAN_KG_SCH_PP_MASK_SHIFT	16
221 #define FMAN_KG_SCH_PP_NO_GEN		0x10000000
222 
223 enum fman_kg_gen_extract_src {
224 	E_FMAN_KG_GEN_EXTRACT_ETH,
225 	E_FMAN_KG_GEN_EXTRACT_ETYPE,
226 	E_FMAN_KG_GEN_EXTRACT_SNAP,
227 	E_FMAN_KG_GEN_EXTRACT_VLAN_TCI_1,
228 	E_FMAN_KG_GEN_EXTRACT_VLAN_TCI_N,
229 	E_FMAN_KG_GEN_EXTRACT_PPPoE,
230 	E_FMAN_KG_GEN_EXTRACT_MPLS_1,
231 	E_FMAN_KG_GEN_EXTRACT_MPLS_2,
232 	E_FMAN_KG_GEN_EXTRACT_MPLS_3,
233 	E_FMAN_KG_GEN_EXTRACT_MPLS_N,
234 	E_FMAN_KG_GEN_EXTRACT_IPv4_1,
235 	E_FMAN_KG_GEN_EXTRACT_IPv6_1,
236 	E_FMAN_KG_GEN_EXTRACT_IPv4_2,
237 	E_FMAN_KG_GEN_EXTRACT_IPv6_2,
238 	E_FMAN_KG_GEN_EXTRACT_MINENCAP,
239 	E_FMAN_KG_GEN_EXTRACT_IP_PID,
240 	E_FMAN_KG_GEN_EXTRACT_GRE,
241 	E_FMAN_KG_GEN_EXTRACT_TCP,
242 	E_FMAN_KG_GEN_EXTRACT_UDP,
243 	E_FMAN_KG_GEN_EXTRACT_SCTP,
244 	E_FMAN_KG_GEN_EXTRACT_DCCP,
245 	E_FMAN_KG_GEN_EXTRACT_IPSEC_AH,
246 	E_FMAN_KG_GEN_EXTRACT_IPSEC_ESP,
247 	E_FMAN_KG_GEN_EXTRACT_SHIM_1,
248 	E_FMAN_KG_GEN_EXTRACT_SHIM_2,
249 	E_FMAN_KG_GEN_EXTRACT_FROM_DFLT,
250 	E_FMAN_KG_GEN_EXTRACT_FROM_FRAME_START,
251 	E_FMAN_KG_GEN_EXTRACT_FROM_PARSE_RESULT,
252 	E_FMAN_KG_GEN_EXTRACT_FROM_END_OF_PARSE,
253 	E_FMAN_KG_GEN_EXTRACT_FROM_FQID
254 };
255 
256 struct fman_kg_ex_ecc_attr
257 {
258 	bool		valid;
259 	bool		double_ecc;
260 	uint16_t	addr;
261 	uint8_t		single_ecc_count;
262 };
263 
264 enum fman_kg_def_select
265 {
266 	E_FMAN_KG_DEF_GLOBAL_0,
267 	E_FMAN_KG_DEF_GLOBAL_1,
268 	E_FMAN_KG_DEF_SCHEME_0,
269 	E_FMAN_KG_DEF_SCHEME_1
270 };
271 
272 struct fman_kg_extract_def
273 {
274 	enum fman_kg_def_select	mac_addr;
275 	enum fman_kg_def_select	vlan_tci;
276 	enum fman_kg_def_select	etype;
277 	enum fman_kg_def_select	ppp_sid;
278 	enum fman_kg_def_select	ppp_pid;
279 	enum fman_kg_def_select	mpls;
280 	enum fman_kg_def_select	ip_addr;
281 	enum fman_kg_def_select	ptype;
282 	enum fman_kg_def_select	ip_tos_tc;
283 	enum fman_kg_def_select	ipv6_fl;
284 	enum fman_kg_def_select	ipsec_spi;
285 	enum fman_kg_def_select	l4_port;
286 	enum fman_kg_def_select	tcp_flg;
287 };
288 
289 enum fman_kg_gen_extract_type
290 {
291 	E_FMAN_KG_HASH_EXTRACT,
292 	E_FMAN_KG_OR_EXTRACT
293 };
294 
295 struct fman_kg_gen_extract_params
296 {
297 	/* Hash or Or-ed extract */
298 	enum fman_kg_gen_extract_type	type;
299 	enum fman_kg_gen_extract_src	src;
300 	bool				no_validation;
301 	/* Extraction offset from the header location specified above */
302 	uint8_t				offset;
303 	/* Size of extraction for FMAN_KG_HASH_EXTRACT,
304 	 * hash result shift for FMAN_KG_OR_EXTRACT */
305 	uint8_t				extract;
306 	uint8_t				mask;
307 	/* Default value to use when header specified
308 	 * by fman_kg_gen_extract_src doesn't present */
309 	enum fman_kg_def_select		def_val;
310 };
311 
312 struct fman_kg_extract_mask
313 {
314 	/**< Indication if mask is on known field extraction or
315 	 * on general extraction; TRUE for known field */
316 	bool		is_known;
317 	/**< One of FMAN_KG_EXTRACT_xxx defines for known fields mask and
318 	 * generic register index for generic extracts mask */
319 	uint32_t	field_or_gen_idx;
320 	/**< Byte offset from start of the extracted data specified
321 	 * by field_or_gen_idx */
322 	uint8_t		offset;
323 	/**< Byte mask (selected bits will be used) */
324 	uint8_t		mask;
325 };
326 
327 struct fman_kg_extract_params
328 {
329 	/* Or-ed mask of FMAN_KG_EXTRACT_xxx defines */
330 	uint32_t				known_fields;
331 	struct fman_kg_extract_def		known_fields_def;
332 	/* Number of entries in gen_extract */
333 	uint8_t					gen_extract_num;
334 	struct fman_kg_gen_extract_params	gen_extract[FM_KG_NUM_OF_GENERIC_REGS];
335 	/* Number of entries in masks */
336 	uint8_t					masks_num;
337 	struct fman_kg_extract_mask		masks[FM_KG_EXTRACT_MASKS_NUM];
338 	uint32_t				def_scheme_0;
339 	uint32_t				def_scheme_1;
340 };
341 
342 struct fman_kg_hash_params
343 {
344 	bool		use_hash;
345 	uint8_t		shift_r;
346 	uint32_t	mask; /**< 24-bit mask */
347 	bool		sym; /**< Symmetric hash for src and dest pairs */
348 };
349 
350 struct fman_kg_pp_params
351 {
352 	uint8_t		base;
353 	uint8_t		shift;
354 	uint8_t		mask;
355 	bool		bypass_pp_gen;
356 };
357 
358 struct fman_kg_cc_params
359 {
360 	uint8_t		base_offset;
361 	uint32_t	qlcv_bits_sel;
362 };
363 
364 enum fman_pcd_engine
365 {
366 	E_FMAN_PCD_INVALID = 0,	/**< Invalid PCD engine indicated*/
367 	E_FMAN_PCD_DONE,	/**< No PCD Engine indicated */
368 	E_FMAN_PCD_KG,		/**< Keygen indicated */
369 	E_FMAN_PCD_CC,		/**< Coarse classification indicated */
370 	E_FMAN_PCD_PLCR,	/**< Policer indicated */
371 	E_FMAN_PCD_PRS		/**< Parser indicated */
372 };
373 
374 struct fman_kg_cls_plan_params
375 {
376 	uint8_t entries_mask;
377 	uint32_t mask_vector[FM_KG_NUM_CLS_PLAN_ENTR];
378 };
379 
380 struct fman_kg_scheme_params
381 {
382 	uint32_t			match_vector;
383 	struct fman_kg_extract_params	extract_params;
384 	struct fman_kg_hash_params	hash_params;
385 	uint32_t			base_fqid;
386 	/* What we do w/features supported per FM version ?? */
387 	bool				bypass_fqid_gen;
388 	struct fman_kg_pp_params	policer_params;
389 	struct fman_kg_cc_params	cc_params;
390 	bool				update_counter;
391 	/**< counter_value: Set scheme counter to the specified value;
392 	 * relevant only when update_counter = TRUE. */
393 	uint32_t			counter_value;
394 	enum fman_pcd_engine		next_engine;
395 	/**< Next engine action code */
396 	uint32_t			next_engine_action;
397 };
398 
399 
400 
401 int fman_kg_write_ar_wait(struct fman_kg_regs *regs, uint32_t fmkg_ar);
402 void fman_kg_write_sp(struct fman_kg_regs *regs, uint32_t sp, bool add);
403 void fman_kg_write_cpp(struct fman_kg_regs *regs, uint32_t cpp);
404 void fman_kg_get_event(struct fman_kg_regs *regs,
405 			uint32_t *event,
406 			uint32_t *scheme_idx);
407 void fman_kg_init(struct fman_kg_regs *regs,
408 			uint32_t exceptions,
409 			uint32_t dflt_nia);
410 void fman_kg_enable_scheme_interrupts(struct fman_kg_regs *regs);
411 void fman_kg_enable(struct fman_kg_regs *regs);
412 void fman_kg_disable(struct fman_kg_regs *regs);
413 int fman_kg_write_bind_cls_plans(struct fman_kg_regs *regs,
414 					uint8_t hwport_id,
415 					uint32_t bind_cls_plans);
416 int fman_kg_build_bind_cls_plans(uint8_t grp_base,
417 					uint8_t grp_mask,
418 					uint32_t *bind_cls_plans);
419 int fman_kg_write_bind_schemes(struct fman_kg_regs *regs,
420 				uint8_t hwport_id,
421 				uint32_t schemes);
422 int fman_kg_write_cls_plan(struct fman_kg_regs *regs,
423 				uint8_t grp_id,
424 				uint8_t entries_mask,
425 				uint8_t hwport_id,
426 				struct fman_kg_cp_regs *cls_plan_regs);
427 int fman_kg_build_cls_plan(struct fman_kg_cls_plan_params *params,
428 				struct fman_kg_cp_regs *cls_plan_regs);
429 uint32_t fman_kg_get_schemes_total_counter(struct fman_kg_regs *regs);
430 int fman_kg_set_scheme_counter(struct fman_kg_regs *regs,
431 				uint8_t scheme_id,
432 				uint8_t hwport_id,
433 				uint32_t counter);
434 int fman_kg_get_scheme_counter(struct fman_kg_regs *regs,
435 				uint8_t scheme_id,
436 				uint8_t hwport_id,
437 				uint32_t *counter);
438 int fman_kg_delete_scheme(struct fman_kg_regs *regs,
439 				uint8_t scheme_id,
440 				uint8_t hwport_id);
441 int fman_kg_write_scheme(struct fman_kg_regs *regs,
442 				uint8_t scheme_id,
443 				uint8_t hwport_id,
444 				struct fman_kg_scheme_regs *scheme_regs,
445 				bool update_counter);
446 int fman_kg_build_scheme(struct fman_kg_scheme_params *params,
447 				struct fman_kg_scheme_regs *scheme_regs);
448 void fman_kg_get_capture(struct fman_kg_regs *regs,
449 				struct fman_kg_ex_ecc_attr *ecc_attr,
450 				bool clear);
451 void fman_kg_get_exception(struct fman_kg_regs *regs,
452 				uint32_t *events,
453 				uint32_t *scheme_ids,
454 				bool clear);
455 void fman_kg_set_exception(struct fman_kg_regs *regs,
456 				uint32_t exception,
457 				bool enable);
458 void fman_kg_set_dflt_val(struct fman_kg_regs *regs,
459 				uint8_t def_id,
460 				uint32_t val);
461 void fman_kg_set_data_after_prs(struct fman_kg_regs *regs, uint8_t offset);
462 
463 
464 
465 /**************************************************************************//**
466   @Description       NIA Description
467 *//***************************************************************************/
468 #define KG_NIA_ORDER_RESTOR	0x00800000
469 #define KG_NIA_ENG_FM_CTL	0x00000000
470 #define KG_NIA_ENG_PRS		0x00440000
471 #define KG_NIA_ENG_KG		0x00480000
472 #define KG_NIA_ENG_PLCR		0x004C0000
473 #define KG_NIA_ENG_BMI		0x00500000
474 #define KG_NIA_ENG_QMI_ENQ	0x00540000
475 #define KG_NIA_ENG_QMI_DEQ	0x00580000
476 #define KG_NIA_ENG_MASK		0x007C0000
477 
478 #define KG_NIA_AC_MASK		0x0003FFFF
479 
480 #define KG_NIA_INVALID		0xFFFFFFFF
481 
482 static __inline__ uint32_t fm_kg_build_nia(enum fman_pcd_engine next_engine,
483 					uint32_t next_engine_action)
484 {
485 	uint32_t nia;
486 
487 	if (next_engine_action & ~KG_NIA_AC_MASK)
488 		return KG_NIA_INVALID;
489 
490 	switch (next_engine) {
491 	case E_FMAN_PCD_DONE:
492 		nia = KG_NIA_ENG_BMI | next_engine_action;
493 		break;
494 
495 	case E_FMAN_PCD_KG:
496 		nia = KG_NIA_ENG_KG | next_engine_action;
497 		break;
498 
499 	case E_FMAN_PCD_CC:
500 		nia = KG_NIA_ENG_FM_CTL | next_engine_action;
501 		break;
502 
503 	case E_FMAN_PCD_PLCR:
504 		nia = KG_NIA_ENG_PLCR | next_engine_action;
505 		break;
506 
507 	default:
508 		nia = KG_NIA_INVALID;
509 	}
510 
511 	return nia;
512 }
513 
514 #endif /* __FSL_FMAN_KG_H */
515