drivers/net/ipa/ipa_data-sc7180.c

   1 // SPDX-License-Identifier: GPL-2.0
   2
   3 /* Copyright (C) 2019-2021 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 */
  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 the SC7180 SoC */
  27 enum ipa_rsrc_group_id {
  28         /* Source resource group identifiers */
  29         IPA_RSRC_GROUP_SRC_UL_DL        = 0,
  30
  31         /* Destination resource group identifiers */
  32         IPA_RSRC_GROUP_DST_UL_DL_DPL    = 0,
  33 };
  34
  35 /* QSB configuration for the SC7180 SoC. */
  36 static const struct ipa_qsb_data ipa_qsb_data[] = {
  37         [IPA_QSB_MASTER_DDR] = {
  38                 .max_writes     = 8,
  39                 .max_reads      = 12,
  40                 /* no outstanding read byte (beat) limit */
  41         },
  42 };
  43
  44 /* Endpoint configuration for the SC7180 SoC. */
  45 static const struct ipa_gsi_endpoint_data ipa_gsi_endpoint_data[] = {
  46         [IPA_ENDPOINT_AP_COMMAND_TX] = {
  47                 .ee_id          = GSI_EE_AP,
  48                 .channel_id     = 1,
  49                 .endpoint_id    = 6,
  50                 .toward_ipa     = true,
  51                 .channel = {
  52                         .tre_count      = 256,
  53                         .event_count    = 256,
  54                         .tlv_count      = 20,
  55                 },
  56                 .endpoint = {
  57                         .config = {
  58                                 .resource_group = IPA_RSRC_GROUP_SRC_UL_DL,
  59                                 .dma_mode       = true,
  60                                 .dma_endpoint   = IPA_ENDPOINT_AP_LAN_RX,
  61                                 .tx = {
  62                                         .seq_type = IPA_SEQ_DMA,
  63                                 },
  64                         },
  65                 },
  66         },
  67         [IPA_ENDPOINT_AP_LAN_RX] = {
  68                 .ee_id          = GSI_EE_AP,
  69                 .channel_id     = 2,
  70                 .endpoint_id    = 8,
  71                 .toward_ipa     = false,
  72                 .channel = {
  73                         .tre_count      = 256,
  74                         .event_count    = 256,
  75                         .tlv_count      = 6,
  76                 },
  77                 .endpoint = {
  78                         .config = {
  79                                 .resource_group = IPA_RSRC_GROUP_DST_UL_DL_DPL,
  80                                 .aggregation    = true,
  81                                 .status_enable  = true,
  82                                 .rx = {
  83                                         .pad_align      = ilog2(sizeof(u32)),
  84                                 },
  85                         },
  86                 },
  87         },
  88         [IPA_ENDPOINT_AP_MODEM_TX] = {
  89                 .ee_id          = GSI_EE_AP,
  90                 .channel_id     = 0,
  91                 .endpoint_id    = 1,
  92                 .toward_ipa     = true,
  93                 .channel = {
  94                         .tre_count      = 512,
  95                         .event_count    = 512,
  96                         .tlv_count      = 8,
  97                 },
  98                 .endpoint = {
  99                         .filter_support = true,
 100                         .config = {
 101                                 .resource_group = IPA_RSRC_GROUP_SRC_UL_DL,
 102                                 .checksum       = true,
 103                                 .qmap           = true,
 104                                 .status_enable  = true,
 105                                 .tx = {
 106                                         .seq_type = IPA_SEQ_1_PASS_SKIP_LAST_UC,
 107                                         .seq_rep_type = IPA_SEQ_REP_DMA_PARSER,
 108                                         .status_endpoint =
 109                                                 IPA_ENDPOINT_MODEM_AP_RX,
 110                                 },
 111                         },
 112                 },
 113         },
 114         [IPA_ENDPOINT_AP_MODEM_RX] = {
 115                 .ee_id          = GSI_EE_AP,
 116                 .channel_id     = 3,
 117                 .endpoint_id    = 9,
 118                 .toward_ipa     = false,
 119                 .channel = {
 120                         .tre_count      = 256,
 121                         .event_count    = 256,
 122                         .tlv_count      = 6,
 123                 },
 124                 .endpoint = {
 125                         .config = {
 126                                 .resource_group = IPA_RSRC_GROUP_DST_UL_DL_DPL,
 127                                 .checksum       = true,
 128                                 .qmap           = true,
 129                                 .aggregation    = true,
 130                                 .rx = {
 131                                         .aggr_close_eof = true,
 132                                 },
 133                         },
 134                 },
 135         },
 136         [IPA_ENDPOINT_MODEM_COMMAND_TX] = {
 137                 .ee_id          = GSI_EE_MODEM,
 138                 .channel_id     = 1,
 139                 .endpoint_id    = 5,
 140                 .toward_ipa     = true,
 141         },
 142         [IPA_ENDPOINT_MODEM_LAN_RX] = {
 143                 .ee_id          = GSI_EE_MODEM,
 144                 .channel_id     = 3,
 145                 .endpoint_id    = 11,
 146                 .toward_ipa     = false,
 147         },
 148         [IPA_ENDPOINT_MODEM_AP_TX] = {
 149                 .ee_id          = GSI_EE_MODEM,
 150                 .channel_id     = 0,
 151                 .endpoint_id    = 4,
 152                 .toward_ipa     = true,
 153                 .endpoint = {
 154                         .filter_support = true,
 155                 },
 156         },
 157         [IPA_ENDPOINT_MODEM_AP_RX] = {
 158                 .ee_id          = GSI_EE_MODEM,
 159                 .channel_id     = 2,
 160                 .endpoint_id    = 10,
 161                 .toward_ipa     = false,
 162         },
 163 };
 164
 165 /* Source resource configuration data for the SC7180 SoC */
 166 static const struct ipa_resource ipa_resource_src[] = {
 167         [IPA_RESOURCE_TYPE_SRC_PKT_CONTEXTS] = {
 168                 .limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
 169                         .min = 3,       .max = 63,
 170                 },
 171         },
 172         [IPA_RESOURCE_TYPE_SRC_DESCRIPTOR_LISTS] = {
 173                 .limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
 174                         .min = 3,       .max = 3,
 175                 },
 176         },
 177         [IPA_RESOURCE_TYPE_SRC_DESCRIPTOR_BUFF] = {
 178                 .limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
 179                         .min = 10,      .max = 10,
 180                 },
 181         },
 182         [IPA_RESOURCE_TYPE_SRC_HPS_DMARS] = {
 183                 .limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
 184                         .min = 1,       .max = 1,
 185                 },
 186         },
 187         [IPA_RESOURCE_TYPE_SRC_ACK_ENTRIES] = {
 188                 .limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
 189                         .min = 5,       .max = 5,
 190                 },
 191         },
 192 };
 193
 194 /* Destination resource configuration data for the SC7180 SoC */
 195 static const struct ipa_resource ipa_resource_dst[] = {
 196         [IPA_RESOURCE_TYPE_DST_DATA_SECTORS] = {
 197                 .limits[IPA_RSRC_GROUP_DST_UL_DL_DPL] = {
 198                         .min = 3,       .max = 3,
 199                 },
 200         },
 201         [IPA_RESOURCE_TYPE_DST_DPS_DMARS] = {
 202                 .limits[IPA_RSRC_GROUP_DST_UL_DL_DPL] = {
 203                         .min = 1,       .max = 63,
 204                 },
 205         },
 206 };
 207
 208 /* Resource configuration for the SC7180 SoC. */
 209 static const struct ipa_resource_data ipa_resource_data = {
 210         .resource_src_count     = ARRAY_SIZE(ipa_resource_src),
 211         .resource_src           = ipa_resource_src,
 212         .resource_dst_count     = ARRAY_SIZE(ipa_resource_dst),
 213         .resource_dst           = ipa_resource_dst,
 214 };
 215
 216 /* IPA-resident memory region configuration for the SC7180 SoC. */
 217 static const struct ipa_mem ipa_mem_local_data[] = {
 218         [IPA_MEM_UC_SHARED] = {
 219                 .offset         = 0x0000,
 220                 .size           = 0x0080,
 221                 .canary_count   = 0,
 222         },
 223         [IPA_MEM_UC_INFO] = {
 224                 .offset         = 0x0080,
 225                 .size           = 0x0200,
 226                 .canary_count   = 0,
 227         },
 228         [IPA_MEM_V4_FILTER_HASHED] = {
 229                 .offset         = 0x0288,
 230                 .size           = 0,
 231                 .canary_count   = 2,
 232         },
 233         [IPA_MEM_V4_FILTER] = {
 234                 .offset         = 0x0290,
 235                 .size           = 0x0078,
 236                 .canary_count   = 2,
 237         },
 238         [IPA_MEM_V6_FILTER_HASHED] = {
 239                 .offset         = 0x0310,
 240                 .size           = 0,
 241                 .canary_count   = 2,
 242         },
 243         [IPA_MEM_V6_FILTER] = {
 244                 .offset         = 0x0318,
 245                 .size           = 0x0078,
 246                 .canary_count   = 2,
 247         },
 248         [IPA_MEM_V4_ROUTE_HASHED] = {
 249                 .offset         = 0x0398,
 250                 .size           = 0,
 251                 .canary_count   = 2,
 252         },
 253         [IPA_MEM_V4_ROUTE] = {
 254                 .offset         = 0x03a0,
 255                 .size           = 0x0078,
 256                 .canary_count   = 2,
 257         },
 258         [IPA_MEM_V6_ROUTE_HASHED] = {
 259                 .offset         = 0x0420,
 260                 .size           = 0,
 261                 .canary_count   = 2,
 262         },
 263         [IPA_MEM_V6_ROUTE] = {
 264                 .offset         = 0x0428,
 265                 .size           = 0x0078,
 266                 .canary_count   = 2,
 267         },
 268         [IPA_MEM_MODEM_HEADER] = {
 269                 .offset         = 0x04a8,
 270                 .size           = 0x0140,
 271                 .canary_count   = 2,
 272         },
 273         [IPA_MEM_MODEM_PROC_CTX] = {
 274                 .offset         = 0x05f0,
 275                 .size           = 0x0200,
 276                 .canary_count   = 2,
 277         },
 278         [IPA_MEM_AP_PROC_CTX] = {
 279                 .offset         = 0x07f0,
 280                 .size           = 0x0200,
 281                 .canary_count   = 0,
 282         },
 283         [IPA_MEM_PDN_CONFIG] = {
 284                 .offset         = 0x09f8,
 285                 .size           = 0x0050,
 286                 .canary_count   = 2,
 287         },
 288         [IPA_MEM_STATS_QUOTA_MODEM] = {
 289                 .offset         = 0x0a50,
 290                 .size           = 0x0060,
 291                 .canary_count   = 2,
 292         },
 293         [IPA_MEM_STATS_TETHERING] = {
 294                 .offset         = 0x0ab0,
 295                 .size           = 0x0140,
 296                 .canary_count   = 0,
 297         },
 298         [IPA_MEM_MODEM] = {
 299                 .offset         = 0x0bf0,
 300                 .size           = 0x140c,
 301                 .canary_count   = 0,
 302         },
 303         [IPA_MEM_UC_EVENT_RING] = {
 304                 .offset         = 0x2000,
 305                 .size           = 0,
 306                 .canary_count   = 1,
 307         },
 308 };
 309
 310 static const struct ipa_mem_data ipa_mem_data = {
 311         .local_count    = ARRAY_SIZE(ipa_mem_local_data),
 312         .local          = ipa_mem_local_data,
 313         .imem_addr      = 0x146a8000,
 314         .imem_size      = 0x00002000,
 315         .smem_id        = 497,
 316         .smem_size      = 0x00002000,
 317 };
 318
 319 /* Interconnect bandwidths are in 1000 byte/second units */
 320 static const struct ipa_interconnect_data ipa_interconnect_data[] = {
 321         {
 322                 .name                   = "memory",
 323                 .peak_bandwidth         = 465000,       /* 465 MBps */
 324                 .average_bandwidth      = 80000,        /* 80 MBps */
 325         },
 326         /* Average bandwidth is unused for the next two interconnects */
 327         {
 328                 .name                   = "imem",
 329                 .peak_bandwidth         = 68570,        /* 68.570 MBps */
 330                 .average_bandwidth      = 0,            /* unused */
 331         },
 332         {
 333                 .name                   = "config",
 334                 .peak_bandwidth         = 30000,        /* 30 MBps */
 335                 .average_bandwidth      = 0,            /* unused */
 336         },
 337 };
 338
 339 static const struct ipa_clock_data ipa_clock_data = {
 340         .core_clock_rate        = 100 * 1000 * 1000,    /* Hz */
 341         .interconnect_count     = ARRAY_SIZE(ipa_interconnect_data),
 342         .interconnect_data      = ipa_interconnect_data,
 343 };
 344
 345 /* Configuration data for the SC7180 SoC. */
 346 const struct ipa_data ipa_data_sc7180 = {
 347         .version        = IPA_VERSION_4_2,
 348         .qsb_count      = ARRAY_SIZE(ipa_qsb_data),
 349         .qsb_data       = ipa_qsb_data,
 350         .endpoint_count = ARRAY_SIZE(ipa_gsi_endpoint_data),
 351         .endpoint_data  = ipa_gsi_endpoint_data,
 352         .resource_data  = &ipa_resource_data,
 353         .mem_data       = &ipa_mem_data,
 354         .clock_data     = &ipa_clock_data,
 355 };