| // SPDX-License-Identifier: GPL-2.0 |
| |
| /* Copyright (C) 2021 Linaro Ltd. */ |
| |
| #include <linux/log2.h> |
| |
| #include "gsi.h" |
| #include "ipa_data.h" |
| #include "ipa_endpoint.h" |
| #include "ipa_mem.h" |
| |
| /** enum ipa_resource_type - IPA resource types for an SoC having IPA v4.5 */ |
| enum ipa_resource_type { |
| /* Source resource types; first must have value 0 */ |
| IPA_RESOURCE_TYPE_SRC_PKT_CONTEXTS = 0, |
| IPA_RESOURCE_TYPE_SRC_DESCRIPTOR_LISTS, |
| IPA_RESOURCE_TYPE_SRC_DESCRIPTOR_BUFF, |
| IPA_RESOURCE_TYPE_SRC_HPS_DMARS, |
| IPA_RESOURCE_TYPE_SRC_ACK_ENTRIES, |
| |
| /* Destination resource types; first must have value 0 */ |
| IPA_RESOURCE_TYPE_DST_DATA_SECTORS = 0, |
| IPA_RESOURCE_TYPE_DST_DPS_DMARS, |
| }; |
| |
| /* Resource groups used for an SoC having IPA v4.5 */ |
| enum ipa_rsrc_group_id { |
| /* Source resource group identifiers */ |
| IPA_RSRC_GROUP_SRC_UNUSED_0 = 0, |
| IPA_RSRC_GROUP_SRC_UL_DL, |
| IPA_RSRC_GROUP_SRC_UNUSED_2, |
| IPA_RSRC_GROUP_SRC_UNUSED_3, |
| IPA_RSRC_GROUP_SRC_UC_RX_Q, |
| IPA_RSRC_GROUP_SRC_COUNT, /* Last in set; not a source group */ |
| |
| /* Destination resource group identifiers */ |
| IPA_RSRC_GROUP_DST_UNUSED_0 = 0, |
| IPA_RSRC_GROUP_DST_UL_DL_DPL, |
| IPA_RSRC_GROUP_DST_UNUSED_2, |
| IPA_RSRC_GROUP_DST_UNUSED_3, |
| IPA_RSRC_GROUP_DST_UC, |
| IPA_RSRC_GROUP_DST_COUNT, /* Last; not a destination group */ |
| }; |
| |
| /* QSB configuration data for an SoC having IPA v4.5 */ |
| static const struct ipa_qsb_data ipa_qsb_data[] = { |
| [IPA_QSB_MASTER_DDR] = { |
| .max_writes = 8, |
| .max_reads = 0, /* no limit (hardware max) */ |
| .max_reads_beats = 120, |
| }, |
| [IPA_QSB_MASTER_PCIE] = { |
| .max_writes = 8, |
| .max_reads = 12, |
| /* no outstanding read byte (beat) limit */ |
| }, |
| }; |
| |
| /* Endpoint configuration data for an SoC having IPA v4.5 */ |
| static const struct ipa_gsi_endpoint_data ipa_gsi_endpoint_data[] = { |
| [IPA_ENDPOINT_AP_COMMAND_TX] = { |
| .ee_id = GSI_EE_AP, |
| .channel_id = 9, |
| .endpoint_id = 7, |
| .toward_ipa = true, |
| .channel = { |
| .tre_count = 256, |
| .event_count = 256, |
| .tlv_count = 20, |
| }, |
| .endpoint = { |
| .config = { |
| .resource_group = IPA_RSRC_GROUP_SRC_UL_DL, |
| .dma_mode = true, |
| .dma_endpoint = IPA_ENDPOINT_AP_LAN_RX, |
| .tx = { |
| .seq_type = IPA_SEQ_DMA, |
| }, |
| }, |
| }, |
| }, |
| [IPA_ENDPOINT_AP_LAN_RX] = { |
| .ee_id = GSI_EE_AP, |
| .channel_id = 10, |
| .endpoint_id = 16, |
| .toward_ipa = false, |
| .channel = { |
| .tre_count = 256, |
| .event_count = 256, |
| .tlv_count = 9, |
| }, |
| .endpoint = { |
| .config = { |
| .resource_group = IPA_RSRC_GROUP_DST_UL_DL_DPL, |
| .aggregation = true, |
| .status_enable = true, |
| .rx = { |
| .pad_align = ilog2(sizeof(u32)), |
| }, |
| }, |
| }, |
| }, |
| [IPA_ENDPOINT_AP_MODEM_TX] = { |
| .ee_id = GSI_EE_AP, |
| .channel_id = 7, |
| .endpoint_id = 2, |
| .toward_ipa = true, |
| .channel = { |
| .tre_count = 512, |
| .event_count = 512, |
| .tlv_count = 16, |
| }, |
| .endpoint = { |
| .filter_support = true, |
| .config = { |
| .resource_group = IPA_RSRC_GROUP_SRC_UL_DL, |
| .qmap = true, |
| .status_enable = true, |
| .tx = { |
| .seq_type = IPA_SEQ_2_PASS_SKIP_LAST_UC, |
| .status_endpoint = |
| IPA_ENDPOINT_MODEM_AP_RX, |
| }, |
| }, |
| }, |
| }, |
| [IPA_ENDPOINT_AP_MODEM_RX] = { |
| .ee_id = GSI_EE_AP, |
| .channel_id = 1, |
| .endpoint_id = 14, |
| .toward_ipa = false, |
| .channel = { |
| .tre_count = 256, |
| .event_count = 256, |
| .tlv_count = 9, |
| }, |
| .endpoint = { |
| .config = { |
| .resource_group = IPA_RSRC_GROUP_DST_UL_DL_DPL, |
| .qmap = true, |
| .aggregation = true, |
| .rx = { |
| .aggr_close_eof = true, |
| }, |
| }, |
| }, |
| }, |
| [IPA_ENDPOINT_MODEM_AP_TX] = { |
| .ee_id = GSI_EE_MODEM, |
| .channel_id = 0, |
| .endpoint_id = 5, |
| .toward_ipa = true, |
| .endpoint = { |
| .filter_support = true, |
| }, |
| }, |
| [IPA_ENDPOINT_MODEM_AP_RX] = { |
| .ee_id = GSI_EE_MODEM, |
| .channel_id = 7, |
| .endpoint_id = 21, |
| .toward_ipa = false, |
| }, |
| [IPA_ENDPOINT_MODEM_DL_NLO_TX] = { |
| .ee_id = GSI_EE_MODEM, |
| .channel_id = 2, |
| .endpoint_id = 8, |
| .toward_ipa = true, |
| .endpoint = { |
| .filter_support = true, |
| }, |
| }, |
| }; |
| |
| /* Source resource configuration data for an SoC having IPA v4.5 */ |
| static const struct ipa_resource ipa_resource_src[] = { |
| [IPA_RESOURCE_TYPE_SRC_PKT_CONTEXTS] = { |
| .limits[IPA_RSRC_GROUP_SRC_UL_DL] = { |
| .min = 1, .max = 11, |
| }, |
| .limits[IPA_RSRC_GROUP_SRC_UC_RX_Q] = { |
| .min = 1, .max = 63, |
| }, |
| }, |
| [IPA_RESOURCE_TYPE_SRC_DESCRIPTOR_LISTS] = { |
| .limits[IPA_RSRC_GROUP_SRC_UL_DL] = { |
| .min = 14, .max = 14, |
| }, |
| .limits[IPA_RSRC_GROUP_SRC_UC_RX_Q] = { |
| .min = 3, .max = 3, |
| }, |
| }, |
| [IPA_RESOURCE_TYPE_SRC_DESCRIPTOR_BUFF] = { |
| .limits[IPA_RSRC_GROUP_SRC_UL_DL] = { |
| .min = 18, .max = 18, |
| }, |
| .limits[IPA_RSRC_GROUP_SRC_UC_RX_Q] = { |
| .min = 8, .max = 8, |
| }, |
| }, |
| [IPA_RESOURCE_TYPE_SRC_HPS_DMARS] = { |
| .limits[IPA_RSRC_GROUP_SRC_UNUSED_0] = { |
| .min = 0, .max = 63, |
| }, |
| .limits[IPA_RSRC_GROUP_SRC_UL_DL] = { |
| .min = 0, .max = 63, |
| }, |
| .limits[IPA_RSRC_GROUP_SRC_UNUSED_2] = { |
| .min = 0, .max = 63, |
| }, |
| .limits[IPA_RSRC_GROUP_SRC_UNUSED_3] = { |
| .min = 0, .max = 63, |
| }, |
| .limits[IPA_RSRC_GROUP_SRC_UC_RX_Q] = { |
| .min = 0, .max = 63, |
| }, |
| }, |
| [IPA_RESOURCE_TYPE_SRC_ACK_ENTRIES] = { |
| .limits[IPA_RSRC_GROUP_SRC_UL_DL] = { |
| .min = 24, .max = 24, |
| }, |
| .limits[IPA_RSRC_GROUP_SRC_UC_RX_Q] = { |
| .min = 8, .max = 8, |
| }, |
| }, |
| }; |
| |
| /* Destination resource configuration data for an SoC having IPA v4.5 */ |
| static const struct ipa_resource ipa_resource_dst[] = { |
| [IPA_RESOURCE_TYPE_DST_DATA_SECTORS] = { |
| .limits[IPA_RSRC_GROUP_DST_UL_DL_DPL] = { |
| .min = 16, .max = 16, |
| }, |
| .limits[IPA_RSRC_GROUP_DST_UNUSED_2] = { |
| .min = 2, .max = 2, |
| }, |
| .limits[IPA_RSRC_GROUP_DST_UNUSED_3] = { |
| .min = 2, .max = 2, |
| }, |
| }, |
| [IPA_RESOURCE_TYPE_DST_DPS_DMARS] = { |
| .limits[IPA_RSRC_GROUP_DST_UL_DL_DPL] = { |
| .min = 2, .max = 63, |
| }, |
| .limits[IPA_RSRC_GROUP_DST_UNUSED_2] = { |
| .min = 1, .max = 2, |
| }, |
| .limits[IPA_RSRC_GROUP_DST_UNUSED_3] = { |
| .min = 1, .max = 2, |
| }, |
| .limits[IPA_RSRC_GROUP_DST_UC] = { |
| .min = 0, .max = 2, |
| }, |
| }, |
| }; |
| |
| /* Resource configuration data for an SoC having IPA v4.5 */ |
| static const struct ipa_resource_data ipa_resource_data = { |
| .rsrc_group_src_count = IPA_RSRC_GROUP_SRC_COUNT, |
| .rsrc_group_dst_count = IPA_RSRC_GROUP_DST_COUNT, |
| .resource_src_count = ARRAY_SIZE(ipa_resource_src), |
| .resource_src = ipa_resource_src, |
| .resource_dst_count = ARRAY_SIZE(ipa_resource_dst), |
| .resource_dst = ipa_resource_dst, |
| }; |
| |
| /* IPA-resident memory region data for an SoC having IPA v4.5 */ |
| static const struct ipa_mem ipa_mem_local_data[] = { |
| { |
| .id = IPA_MEM_UC_SHARED, |
| .offset = 0x0000, |
| .size = 0x0080, |
| .canary_count = 0, |
| }, |
| { |
| .id = IPA_MEM_UC_INFO, |
| .offset = 0x0080, |
| .size = 0x0200, |
| .canary_count = 0, |
| }, |
| { |
| .id = IPA_MEM_V4_FILTER_HASHED, |
| .offset = 0x0288, |
| .size = 0x0078, |
| .canary_count = 2, |
| }, |
| { |
| .id = IPA_MEM_V4_FILTER, |
| .offset = 0x0308, |
| .size = 0x0078, |
| .canary_count = 2, |
| }, |
| { |
| .id = IPA_MEM_V6_FILTER_HASHED, |
| .offset = 0x0388, |
| .size = 0x0078, |
| .canary_count = 2, |
| }, |
| { |
| .id = IPA_MEM_V6_FILTER, |
| .offset = 0x0408, |
| .size = 0x0078, |
| .canary_count = 2, |
| }, |
| { |
| .id = IPA_MEM_V4_ROUTE_HASHED, |
| .offset = 0x0488, |
| .size = 0x0078, |
| .canary_count = 2, |
| }, |
| { |
| .id = IPA_MEM_V4_ROUTE, |
| .offset = 0x0508, |
| .size = 0x0078, |
| .canary_count = 2, |
| }, |
| { |
| .id = IPA_MEM_V6_ROUTE_HASHED, |
| .offset = 0x0588, |
| .size = 0x0078, |
| .canary_count = 2, |
| }, |
| { |
| .id = IPA_MEM_V6_ROUTE, |
| .offset = 0x0608, |
| .size = 0x0078, |
| .canary_count = 2, |
| }, |
| { |
| .id = IPA_MEM_MODEM_HEADER, |
| .offset = 0x0688, |
| .size = 0x0240, |
| .canary_count = 2, |
| }, |
| { |
| .id = IPA_MEM_AP_HEADER, |
| .offset = 0x08c8, |
| .size = 0x0200, |
| .canary_count = 0, |
| }, |
| { |
| .id = IPA_MEM_MODEM_PROC_CTX, |
| .offset = 0x0ad0, |
| .size = 0x0b20, |
| .canary_count = 2, |
| }, |
| { |
| .id = IPA_MEM_AP_PROC_CTX, |
| .offset = 0x15f0, |
| .size = 0x0200, |
| .canary_count = 0, |
| }, |
| { |
| .id = IPA_MEM_NAT_TABLE, |
| .offset = 0x1800, |
| .size = 0x0d00, |
| .canary_count = 4, |
| }, |
| { |
| .id = IPA_MEM_STATS_QUOTA_MODEM, |
| .offset = 0x2510, |
| .size = 0x0030, |
| .canary_count = 4, |
| }, |
| { |
| .id = IPA_MEM_STATS_QUOTA_AP, |
| .offset = 0x2540, |
| .size = 0x0048, |
| .canary_count = 0, |
| }, |
| { |
| .id = IPA_MEM_STATS_TETHERING, |
| .offset = 0x2588, |
| .size = 0x0238, |
| .canary_count = 0, |
| }, |
| { |
| .id = IPA_MEM_STATS_FILTER_ROUTE, |
| .offset = 0x27c0, |
| .size = 0x0800, |
| .canary_count = 0, |
| }, |
| { |
| .id = IPA_MEM_STATS_DROP, |
| .offset = 0x2fc0, |
| .size = 0x0020, |
| .canary_count = 0, |
| }, |
| { |
| .id = IPA_MEM_MODEM, |
| .offset = 0x2fe8, |
| .size = 0x0800, |
| .canary_count = 2, |
| }, |
| { |
| .id = IPA_MEM_UC_EVENT_RING, |
| .offset = 0x3800, |
| .size = 0x1000, |
| .canary_count = 1, |
| }, |
| { |
| .id = IPA_MEM_PDN_CONFIG, |
| .offset = 0x4800, |
| .size = 0x0050, |
| .canary_count = 0, |
| }, |
| }; |
| |
| /* Memory configuration data for an SoC having IPA v4.5 */ |
| static const struct ipa_mem_data ipa_mem_data = { |
| .local_count = ARRAY_SIZE(ipa_mem_local_data), |
| .local = ipa_mem_local_data, |
| .imem_addr = 0x14688000, |
| .imem_size = 0x00003000, |
| .smem_id = 497, |
| .smem_size = 0x00009000, |
| }; |
| |
| /* Interconnect rates are in 1000 byte/second units */ |
| static const struct ipa_interconnect_data ipa_interconnect_data[] = { |
| { |
| .name = "memory-a", |
| .peak_bandwidth = 600000, /* 600 MBps */ |
| .average_bandwidth = 150000, /* 150 MBps */ |
| }, |
| { |
| .name = "memory-b", |
| .peak_bandwidth = 1804000, /* 1.804 GBps */ |
| .average_bandwidth = 150000, /* 150 MBps */ |
| }, |
| /* Average rate is unused for the next two interconnects */ |
| { |
| .name = "imem", |
| .peak_bandwidth = 450000, /* 450 MBps */ |
| .average_bandwidth = 75000, /* 75 MBps (unused?) */ |
| }, |
| { |
| .name = "config", |
| .peak_bandwidth = 171400, /* 171.4 MBps */ |
| .average_bandwidth = 0, /* unused */ |
| }, |
| }; |
| |
| /* Clock and interconnect configuration data for an SoC having IPA v4.5 */ |
| static const struct ipa_clock_data ipa_clock_data = { |
| .core_clock_rate = 150 * 1000 * 1000, /* Hz (150? 60?) */ |
| .interconnect_count = ARRAY_SIZE(ipa_interconnect_data), |
| .interconnect_data = ipa_interconnect_data, |
| }; |
| |
| /* Configuration data for an SoC having IPA v4.5 */ |
| const struct ipa_data ipa_data_v4_5 = { |
| .version = IPA_VERSION_4_5, |
| .qsb_count = ARRAY_SIZE(ipa_qsb_data), |
| .qsb_data = ipa_qsb_data, |
| .endpoint_count = ARRAY_SIZE(ipa_gsi_endpoint_data), |
| .endpoint_data = ipa_gsi_endpoint_data, |
| .resource_data = &ipa_resource_data, |
| .mem_data = &ipa_mem_data, |
| .clock_data = &ipa_clock_data, |
| }; |
