1 // SPDX-License-Identifier: GPL-2.0
2 
3 /* Copyright (C) 2021 Linaro Ltd. */
4 
5 #include <linux/log2.h>
6 
7 #include "../gsi.h"
8 #include "../ipa_data.h"
9 #include "../ipa_endpoint.h"
10 #include "../ipa_mem.h"
11 
12 /** enum ipa_resource_type - IPA resource types for an SoC having IPA v4.11 */
13 enum ipa_resource_type {
14 	/* Source resource types; first must have value 0 */
15 	IPA_RESOURCE_TYPE_SRC_PKT_CONTEXTS		= 0,
16 	IPA_RESOURCE_TYPE_SRC_DESCRIPTOR_LISTS,
17 	IPA_RESOURCE_TYPE_SRC_DESCRIPTOR_BUFF,
18 	IPA_RESOURCE_TYPE_SRC_HPS_DMARS,
19 	IPA_RESOURCE_TYPE_SRC_ACK_ENTRIES,
20 
21 	/* Destination resource types; first must have value 0 */
22 	IPA_RESOURCE_TYPE_DST_DATA_SECTORS		= 0,
23 	IPA_RESOURCE_TYPE_DST_DPS_DMARS,
24 };
25 
26 /* Resource groups used for an SoC having IPA v4.11 */
27 enum ipa_rsrc_group_id {
28 	/* Source resource group identifiers */
29 	IPA_RSRC_GROUP_SRC_UL_DL			= 0,
30 	IPA_RSRC_GROUP_SRC_UC_RX_Q,
31 	IPA_RSRC_GROUP_SRC_UNUSED_2,
32 	IPA_RSRC_GROUP_SRC_COUNT,	/* Last in set; not a source group */
33 
34 	/* Destination resource group identifiers */
35 	IPA_RSRC_GROUP_DST_UL_DL_DPL			= 0,
36 	IPA_RSRC_GROUP_DST_UNUSED_1,
37 	IPA_RSRC_GROUP_DST_DRB_IP,
38 	IPA_RSRC_GROUP_DST_COUNT,	/* Last; not a destination group */
39 };
40 
41 /* QSB configuration data for an SoC having IPA v4.11 */
42 static const struct ipa_qsb_data ipa_qsb_data[] = {
43 	[IPA_QSB_MASTER_DDR] = {
44 		.max_writes		= 12,
45 		.max_reads		= 13,
46 		.max_reads_beats	= 120,
47 	},
48 };
49 
50 /* Endpoint configuration data for an SoC having IPA v4.11 */
51 static const struct ipa_gsi_endpoint_data ipa_gsi_endpoint_data[] = {
52 	[IPA_ENDPOINT_AP_COMMAND_TX] = {
53 		.ee_id		= GSI_EE_AP,
54 		.channel_id	= 5,
55 		.endpoint_id	= 7,
56 		.toward_ipa	= true,
57 		.channel = {
58 			.tre_count	= 256,
59 			.event_count	= 256,
60 			.tlv_count	= 20,
61 		},
62 		.endpoint = {
63 			.config = {
64 				.resource_group	= IPA_RSRC_GROUP_SRC_UL_DL,
65 				.dma_mode	= true,
66 				.dma_endpoint	= IPA_ENDPOINT_AP_LAN_RX,
67 				.tx = {
68 					.seq_type = IPA_SEQ_DMA,
69 				},
70 			},
71 		},
72 	},
73 	[IPA_ENDPOINT_AP_LAN_RX] = {
74 		.ee_id		= GSI_EE_AP,
75 		.channel_id	= 14,
76 		.endpoint_id	= 9,
77 		.toward_ipa	= false,
78 		.channel = {
79 			.tre_count	= 256,
80 			.event_count	= 256,
81 			.tlv_count	= 9,
82 		},
83 		.endpoint = {
84 			.config = {
85 				.resource_group	= IPA_RSRC_GROUP_DST_UL_DL_DPL,
86 				.aggregation	= true,
87 				.status_enable	= true,
88 				.rx = {
89 					.buffer_size	= 8192,
90 					.pad_align	= ilog2(sizeof(u32)),
91 					.aggr_time_limit = 500,
92 				},
93 			},
94 		},
95 	},
96 	[IPA_ENDPOINT_AP_MODEM_TX] = {
97 		.ee_id		= GSI_EE_AP,
98 		.channel_id	= 2,
99 		.endpoint_id	= 2,
100 		.toward_ipa	= true,
101 		.channel = {
102 			.tre_count	= 512,
103 			.event_count	= 512,
104 			.tlv_count	= 16,
105 		},
106 		.endpoint = {
107 			.filter_support	= true,
108 			.config = {
109 				.resource_group	= IPA_RSRC_GROUP_SRC_UL_DL,
110 				.checksum       = true,
111 				.qmap		= true,
112 				.status_enable	= true,
113 				.tx = {
114 					.seq_type = IPA_SEQ_2_PASS_SKIP_LAST_UC,
115 					.status_endpoint =
116 						IPA_ENDPOINT_MODEM_AP_RX,
117 				},
118 			},
119 		},
120 	},
121 	[IPA_ENDPOINT_AP_MODEM_RX] = {
122 		.ee_id		= GSI_EE_AP,
123 		.channel_id	= 7,
124 		.endpoint_id	= 16,
125 		.toward_ipa	= false,
126 		.channel = {
127 			.tre_count	= 256,
128 			.event_count	= 256,
129 			.tlv_count	= 9,
130 		},
131 		.endpoint = {
132 			.config = {
133 				.resource_group	= IPA_RSRC_GROUP_DST_UL_DL_DPL,
134 				.checksum       = true,
135 				.qmap		= true,
136 				.aggregation	= true,
137 				.rx = {
138 					.buffer_size	= 32768,
139 					.aggr_time_limit = 500,
140 					.aggr_close_eof	= true,
141 				},
142 			},
143 		},
144 	},
145 	[IPA_ENDPOINT_MODEM_AP_TX] = {
146 		.ee_id		= GSI_EE_MODEM,
147 		.channel_id	= 0,
148 		.endpoint_id	= 5,
149 		.toward_ipa	= true,
150 		.endpoint = {
151 			.filter_support	= true,
152 		},
153 	},
154 	[IPA_ENDPOINT_MODEM_AP_RX] = {
155 		.ee_id		= GSI_EE_MODEM,
156 		.channel_id	= 7,
157 		.endpoint_id	= 14,
158 		.toward_ipa	= false,
159 	},
160 	[IPA_ENDPOINT_MODEM_DL_NLO_TX] = {
161 		.ee_id		= GSI_EE_MODEM,
162 		.channel_id	= 2,
163 		.endpoint_id	= 8,
164 		.toward_ipa	= true,
165 		.endpoint = {
166 			.filter_support	= true,
167 		},
168 	},
169 };
170 
171 /* Source resource configuration data for an SoC having IPA v4.11 */
172 static const struct ipa_resource ipa_resource_src[] = {
173 	[IPA_RESOURCE_TYPE_SRC_PKT_CONTEXTS] = {
174 		.limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
175 			.min = 6,	.max = 6,
176 		},
177 	},
178 	[IPA_RESOURCE_TYPE_SRC_DESCRIPTOR_LISTS] = {
179 		.limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
180 			.min = 8,	.max = 8,
181 		},
182 	},
183 	[IPA_RESOURCE_TYPE_SRC_DESCRIPTOR_BUFF] = {
184 		.limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
185 			.min = 18,	.max = 18,
186 		},
187 	},
188 	[IPA_RESOURCE_TYPE_SRC_HPS_DMARS] = {
189 		.limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
190 			.min = 2,	.max = 2,
191 		},
192 	},
193 	[IPA_RESOURCE_TYPE_SRC_ACK_ENTRIES] = {
194 		.limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
195 			.min = 15,	.max = 15,
196 		},
197 	},
198 };
199 
200 /* Destination resource configuration data for an SoC having IPA v4.11 */
201 static const struct ipa_resource ipa_resource_dst[] = {
202 	[IPA_RESOURCE_TYPE_DST_DATA_SECTORS] = {
203 		.limits[IPA_RSRC_GROUP_DST_UL_DL_DPL] = {
204 			.min = 3,	.max = 3,
205 		},
206 		.limits[IPA_RSRC_GROUP_DST_DRB_IP] = {
207 			.min = 25,	.max = 25,
208 		},
209 	},
210 	[IPA_RESOURCE_TYPE_DST_DPS_DMARS] = {
211 		.limits[IPA_RSRC_GROUP_DST_UL_DL_DPL] = {
212 			.min = 2,	.max = 2,
213 		},
214 	},
215 };
216 
217 /* Resource configuration data for an SoC having IPA v4.11 */
218 static const struct ipa_resource_data ipa_resource_data = {
219 	.rsrc_group_src_count	= IPA_RSRC_GROUP_SRC_COUNT,
220 	.rsrc_group_dst_count	= IPA_RSRC_GROUP_DST_COUNT,
221 	.resource_src_count	= ARRAY_SIZE(ipa_resource_src),
222 	.resource_src		= ipa_resource_src,
223 	.resource_dst_count	= ARRAY_SIZE(ipa_resource_dst),
224 	.resource_dst		= ipa_resource_dst,
225 };
226 
227 /* IPA-resident memory region data for an SoC having IPA v4.11 */
228 static const struct ipa_mem ipa_mem_local_data[] = {
229 	{
230 		.id		= IPA_MEM_UC_SHARED,
231 		.offset		= 0x0000,
232 		.size		= 0x0080,
233 		.canary_count	= 0,
234 	},
235 	{
236 		.id		= IPA_MEM_UC_INFO,
237 		.offset		= 0x0080,
238 		.size		= 0x0200,
239 		.canary_count	= 0,
240 	},
241 	{
242 		.id		= IPA_MEM_V4_FILTER_HASHED,
243 		.offset		= 0x0288,
244 		.size		= 0x0078,
245 		.canary_count	= 2,
246 	},
247 	{
248 		.id		= IPA_MEM_V4_FILTER,
249 		.offset		= 0x0308,
250 		.size		= 0x0078,
251 		.canary_count	= 2,
252 	},
253 	{
254 		.id		= IPA_MEM_V6_FILTER_HASHED,
255 		.offset		= 0x0388,
256 		.size		= 0x0078,
257 		.canary_count	= 2,
258 	},
259 	{
260 		.id		= IPA_MEM_V6_FILTER,
261 		.offset		= 0x0408,
262 		.size		= 0x0078,
263 		.canary_count	= 2,
264 	},
265 	{
266 		.id		= IPA_MEM_V4_ROUTE_HASHED,
267 		.offset		= 0x0488,
268 		.size		= 0x0078,
269 		.canary_count	= 2,
270 	},
271 	{
272 		.id		= IPA_MEM_V4_ROUTE,
273 		.offset		= 0x0508,
274 		.size		= 0x0078,
275 		.canary_count	= 2,
276 	},
277 	{
278 		.id		= IPA_MEM_V6_ROUTE_HASHED,
279 		.offset		= 0x0588,
280 		.size		= 0x0078,
281 		.canary_count	= 2,
282 	},
283 	{
284 		.id		= IPA_MEM_V6_ROUTE,
285 		.offset		= 0x0608,
286 		.size		= 0x0078,
287 		.canary_count	= 2,
288 	},
289 	{
290 		.id		= IPA_MEM_MODEM_HEADER,
291 		.offset		= 0x0688,
292 		.size		= 0x0240,
293 		.canary_count	= 2,
294 	},
295 	{
296 		.id		= IPA_MEM_AP_HEADER,
297 		.offset		= 0x08c8,
298 		.size		= 0x0200,
299 		.canary_count	= 0,
300 	},
301 	{
302 		.id		= IPA_MEM_MODEM_PROC_CTX,
303 		.offset		= 0x0ad0,
304 		.size		= 0x0200,
305 		.canary_count	= 2,
306 	},
307 	{
308 		.id		= IPA_MEM_AP_PROC_CTX,
309 		.offset		= 0x0cd0,
310 		.size		= 0x0200,
311 		.canary_count	= 0,
312 	},
313 	{
314 		.id		= IPA_MEM_NAT_TABLE,
315 		.offset		= 0x0ee0,
316 		.size		= 0x0d00,
317 		.canary_count	= 4,
318 	},
319 	{
320 		.id		= IPA_MEM_PDN_CONFIG,
321 		.offset		= 0x1be8,
322 		.size		= 0x0050,
323 		.canary_count	= 0,
324 	},
325 	{
326 		.id		= IPA_MEM_STATS_QUOTA_MODEM,
327 		.offset		= 0x1c40,
328 		.size		= 0x0030,
329 		.canary_count	= 4,
330 	},
331 	{
332 		.id		= IPA_MEM_STATS_QUOTA_AP,
333 		.offset		= 0x1c70,
334 		.size		= 0x0048,
335 		.canary_count	= 0,
336 	},
337 	{
338 		.id		= IPA_MEM_STATS_TETHERING,
339 		.offset		= 0x1cb8,
340 		.size		= 0x0238,
341 		.canary_count	= 0,
342 	},
343 	{
344 		.id		= IPA_MEM_STATS_DROP,
345 		.offset		= 0x1ef0,
346 		.size		= 0x0020,
347 		.canary_count	= 0,
348 	},
349 	{
350 		.id		= IPA_MEM_MODEM,
351 		.offset		= 0x1f18,
352 		.size		= 0x100c,
353 		.canary_count	= 2,
354 	},
355 	{
356 		.id		= IPA_MEM_END_MARKER,
357 		.offset		= 0x3000,
358 		.size		= 0x0000,
359 		.canary_count	= 1,
360 	},
361 };
362 
363 /* Memory configuration data for an SoC having IPA v4.11 */
364 static const struct ipa_mem_data ipa_mem_data = {
365 	.local_count	= ARRAY_SIZE(ipa_mem_local_data),
366 	.local		= ipa_mem_local_data,
367 	.imem_addr	= 0x146a8000,
368 	.imem_size	= 0x00002000,
369 	.smem_id	= 497,
370 	.smem_size	= 0x00009000,
371 };
372 
373 /* Interconnect rates are in 1000 byte/second units */
374 static const struct ipa_interconnect_data ipa_interconnect_data[] = {
375 	{
376 		.name			= "memory",
377 		.peak_bandwidth		= 600000,	/* 600 MBps */
378 		.average_bandwidth	= 150000,	/* 150 MBps */
379 	},
380 	/* Average rate is unused for the next interconnect */
381 	{
382 		.name			= "config",
383 		.peak_bandwidth		= 74000,	/* 74 MBps */
384 		.average_bandwidth	= 0,		/* unused */
385 	},
386 };
387 
388 /* Clock and interconnect configuration data for an SoC having IPA v4.11 */
389 static const struct ipa_power_data ipa_power_data = {
390 	.core_clock_rate	= 60 * 1000 * 1000,	/* Hz */
391 	.interconnect_count	= ARRAY_SIZE(ipa_interconnect_data),
392 	.interconnect_data	= ipa_interconnect_data,
393 };
394 
395 /* Configuration data for an SoC having IPA v4.11 */
396 const struct ipa_data ipa_data_v4_11 = {
397 	.version		= IPA_VERSION_4_11,
398 	.qsb_count		= ARRAY_SIZE(ipa_qsb_data),
399 	.qsb_data		= ipa_qsb_data,
400 	.modem_route_count	= 8,
401 	.endpoint_count		= ARRAY_SIZE(ipa_gsi_endpoint_data),
402 	.endpoint_data		= ipa_gsi_endpoint_data,
403 	.resource_data		= &ipa_resource_data,
404 	.mem_data		= &ipa_mem_data,
405 	.power_data		= &ipa_power_data,
406 };
407