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Diffstat (limited to 'drivers/net/ipa/ipa_data-v4.2.c')
-rw-r--r--drivers/net/ipa/ipa_data-v4.2.c362
1 files changed, 362 insertions, 0 deletions
diff --git a/drivers/net/ipa/ipa_data-v4.2.c b/drivers/net/ipa/ipa_data-v4.2.c
new file mode 100644
index 000000000000..8744f19c6401
--- /dev/null
+++ b/drivers/net/ipa/ipa_data-v4.2.c
@@ -0,0 +1,362 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/* Copyright (C) 2019-2021 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 v4.2 */
+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 v4.2 */
+enum ipa_rsrc_group_id {
+ /* Source resource group identifiers */
+ IPA_RSRC_GROUP_SRC_UL_DL = 0,
+ IPA_RSRC_GROUP_SRC_COUNT, /* Last in set; not a source group */
+
+ /* Destination resource group identifiers */
+ IPA_RSRC_GROUP_DST_UL_DL_DPL = 0,
+ IPA_RSRC_GROUP_DST_COUNT, /* Last; not a destination group */
+};
+
+/* QSB configuration data for an SoC having IPA v4.2 */
+static const struct ipa_qsb_data ipa_qsb_data[] = {
+ [IPA_QSB_MASTER_DDR] = {
+ .max_writes = 8,
+ .max_reads = 12,
+ /* no outstanding read byte (beat) limit */
+ },
+};
+
+/* Endpoint configuration data for an SoC having IPA v4.2 */
+static const struct ipa_gsi_endpoint_data ipa_gsi_endpoint_data[] = {
+ [IPA_ENDPOINT_AP_COMMAND_TX] = {
+ .ee_id = GSI_EE_AP,
+ .channel_id = 1,
+ .endpoint_id = 6,
+ .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 = 2,
+ .endpoint_id = 8,
+ .toward_ipa = false,
+ .channel = {
+ .tre_count = 256,
+ .event_count = 256,
+ .tlv_count = 6,
+ },
+ .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 = 0,
+ .endpoint_id = 1,
+ .toward_ipa = true,
+ .channel = {
+ .tre_count = 512,
+ .event_count = 512,
+ .tlv_count = 8,
+ },
+ .endpoint = {
+ .filter_support = true,
+ .config = {
+ .resource_group = IPA_RSRC_GROUP_SRC_UL_DL,
+ .checksum = true,
+ .qmap = true,
+ .status_enable = true,
+ .tx = {
+ .seq_type = IPA_SEQ_1_PASS_SKIP_LAST_UC,
+ .seq_rep_type = IPA_SEQ_REP_DMA_PARSER,
+ .status_endpoint =
+ IPA_ENDPOINT_MODEM_AP_RX,
+ },
+ },
+ },
+ },
+ [IPA_ENDPOINT_AP_MODEM_RX] = {
+ .ee_id = GSI_EE_AP,
+ .channel_id = 3,
+ .endpoint_id = 9,
+ .toward_ipa = false,
+ .channel = {
+ .tre_count = 256,
+ .event_count = 256,
+ .tlv_count = 6,
+ },
+ .endpoint = {
+ .config = {
+ .resource_group = IPA_RSRC_GROUP_DST_UL_DL_DPL,
+ .checksum = true,
+ .qmap = true,
+ .aggregation = true,
+ .rx = {
+ .aggr_close_eof = true,
+ },
+ },
+ },
+ },
+ [IPA_ENDPOINT_MODEM_COMMAND_TX] = {
+ .ee_id = GSI_EE_MODEM,
+ .channel_id = 1,
+ .endpoint_id = 5,
+ .toward_ipa = true,
+ },
+ [IPA_ENDPOINT_MODEM_LAN_RX] = {
+ .ee_id = GSI_EE_MODEM,
+ .channel_id = 3,
+ .endpoint_id = 11,
+ .toward_ipa = false,
+ },
+ [IPA_ENDPOINT_MODEM_AP_TX] = {
+ .ee_id = GSI_EE_MODEM,
+ .channel_id = 0,
+ .endpoint_id = 4,
+ .toward_ipa = true,
+ .endpoint = {
+ .filter_support = true,
+ },
+ },
+ [IPA_ENDPOINT_MODEM_AP_RX] = {
+ .ee_id = GSI_EE_MODEM,
+ .channel_id = 2,
+ .endpoint_id = 10,
+ .toward_ipa = false,
+ },
+};
+
+/* Source resource configuration data for an SoC having IPA v4.2 */
+static const struct ipa_resource ipa_resource_src[] = {
+ [IPA_RESOURCE_TYPE_SRC_PKT_CONTEXTS] = {
+ .limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
+ .min = 3, .max = 63,
+ },
+ },
+ [IPA_RESOURCE_TYPE_SRC_DESCRIPTOR_LISTS] = {
+ .limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
+ .min = 3, .max = 3,
+ },
+ },
+ [IPA_RESOURCE_TYPE_SRC_DESCRIPTOR_BUFF] = {
+ .limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
+ .min = 10, .max = 10,
+ },
+ },
+ [IPA_RESOURCE_TYPE_SRC_HPS_DMARS] = {
+ .limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
+ .min = 1, .max = 1,
+ },
+ },
+ [IPA_RESOURCE_TYPE_SRC_ACK_ENTRIES] = {
+ .limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
+ .min = 5, .max = 5,
+ },
+ },
+};
+
+/* Destination resource configuration data for an SoC having IPA v4.2 */
+static const struct ipa_resource ipa_resource_dst[] = {
+ [IPA_RESOURCE_TYPE_DST_DATA_SECTORS] = {
+ .limits[IPA_RSRC_GROUP_DST_UL_DL_DPL] = {
+ .min = 3, .max = 3,
+ },
+ },
+ [IPA_RESOURCE_TYPE_DST_DPS_DMARS] = {
+ .limits[IPA_RSRC_GROUP_DST_UL_DL_DPL] = {
+ .min = 1, .max = 63,
+ },
+ },
+};
+
+/* Resource configuration data for an SoC having IPA v4.2 */
+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 v4.2 */
+static const struct ipa_mem ipa_mem_local_data[] = {
+ [IPA_MEM_UC_SHARED] = {
+ .offset = 0x0000,
+ .size = 0x0080,
+ .canary_count = 0,
+ },
+ [IPA_MEM_UC_INFO] = {
+ .offset = 0x0080,
+ .size = 0x0200,
+ .canary_count = 0,
+ },
+ [IPA_MEM_V4_FILTER_HASHED] = {
+ .offset = 0x0288,
+ .size = 0,
+ .canary_count = 2,
+ },
+ [IPA_MEM_V4_FILTER] = {
+ .offset = 0x0290,
+ .size = 0x0078,
+ .canary_count = 2,
+ },
+ [IPA_MEM_V6_FILTER_HASHED] = {
+ .offset = 0x0310,
+ .size = 0,
+ .canary_count = 2,
+ },
+ [IPA_MEM_V6_FILTER] = {
+ .offset = 0x0318,
+ .size = 0x0078,
+ .canary_count = 2,
+ },
+ [IPA_MEM_V4_ROUTE_HASHED] = {
+ .offset = 0x0398,
+ .size = 0,
+ .canary_count = 2,
+ },
+ [IPA_MEM_V4_ROUTE] = {
+ .offset = 0x03a0,
+ .size = 0x0078,
+ .canary_count = 2,
+ },
+ [IPA_MEM_V6_ROUTE_HASHED] = {
+ .offset = 0x0420,
+ .size = 0,
+ .canary_count = 2,
+ },
+ [IPA_MEM_V6_ROUTE] = {
+ .offset = 0x0428,
+ .size = 0x0078,
+ .canary_count = 2,
+ },
+ [IPA_MEM_MODEM_HEADER] = {
+ .offset = 0x04a8,
+ .size = 0x0140,
+ .canary_count = 2,
+ },
+ [IPA_MEM_MODEM_PROC_CTX] = {
+ .offset = 0x05f0,
+ .size = 0x0200,
+ .canary_count = 2,
+ },
+ [IPA_MEM_AP_PROC_CTX] = {
+ .offset = 0x07f0,
+ .size = 0x0200,
+ .canary_count = 0,
+ },
+ [IPA_MEM_PDN_CONFIG] = {
+ .offset = 0x09f8,
+ .size = 0x0050,
+ .canary_count = 2,
+ },
+ [IPA_MEM_STATS_QUOTA_MODEM] = {
+ .offset = 0x0a50,
+ .size = 0x0060,
+ .canary_count = 2,
+ },
+ [IPA_MEM_STATS_TETHERING] = {
+ .offset = 0x0ab0,
+ .size = 0x0140,
+ .canary_count = 0,
+ },
+ [IPA_MEM_MODEM] = {
+ .offset = 0x0bf0,
+ .size = 0x140c,
+ .canary_count = 0,
+ },
+ [IPA_MEM_UC_EVENT_RING] = {
+ .offset = 0x2000,
+ .size = 0,
+ .canary_count = 1,
+ },
+};
+
+/* Memory configuration data for an SoC having IPA v4.2 */
+static const struct ipa_mem_data ipa_mem_data = {
+ .local_count = ARRAY_SIZE(ipa_mem_local_data),
+ .local = ipa_mem_local_data,
+ .imem_addr = 0x146a8000,
+ .imem_size = 0x00002000,
+ .smem_id = 497,
+ .smem_size = 0x00002000,
+};
+
+/* Interconnect rates are in 1000 byte/second units */
+static const struct ipa_interconnect_data ipa_interconnect_data[] = {
+ {
+ .name = "memory",
+ .peak_bandwidth = 465000, /* 465 MBps */
+ .average_bandwidth = 80000, /* 80 MBps */
+ },
+ /* Average bandwidth is unused for the next two interconnects */
+ {
+ .name = "imem",
+ .peak_bandwidth = 68570, /* 68.570 MBps */
+ .average_bandwidth = 0, /* unused */
+ },
+ {
+ .name = "config",
+ .peak_bandwidth = 30000, /* 30 MBps */
+ .average_bandwidth = 0, /* unused */
+ },
+};
+
+/* Clock and interconnect configuration data for an SoC having IPA v4.2 */
+static const struct ipa_clock_data ipa_clock_data = {
+ .core_clock_rate = 100 * 1000 * 1000, /* Hz */
+ .interconnect_count = ARRAY_SIZE(ipa_interconnect_data),
+ .interconnect_data = ipa_interconnect_data,
+};
+
+/* Configuration data for an SoC having IPA v4.2 */
+const struct ipa_data ipa_data_v4_2 = {
+ .version = IPA_VERSION_4_2,
+ /* backward_compat value is 0 */
+ .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,
+};