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linux/drivers/net/ipa/data/ipa_data-v4.7.c
Luca Weiss 934e69669e net: ipa: Enable checksum for IPA_ENDPOINT_AP_MODEM_{RX,TX} for v4.7 
Enable the checksum option for these two endpoints in order to allow
mobile data to actually work. Without this, no packets seem to make it
through the IPA.

Fixes: b310de784b ("net: ipa: add IPA v4.7 support")
Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Reviewed-by: Alex Elder <elder@riscstar.com>
Link: https://patch.msgid.link/20250227-ipa-v4-7-fixes-v1-3-a88dd8249d8a@fairphone.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2025-03-04 16:19:21 -08:00

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// SPDX-License-Identifier: GPL-2.0
/* Copyright (C) 2022-2024 Linaro Ltd. */
#include <linux/array_size.h>
#include <linux/log2.h>
#include "../ipa_data.h"
#include "../ipa_endpoint.h"
#include "../ipa_mem.h"
#include "../ipa_version.h"
/** enum ipa_resource_type - IPA resource types for an SoC having IPA v4.7 */
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 v4.7 */
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 = 0,
IPA_RSRC_GROUP_DST_COUNT, /* Last; not a destination group */
};
/* QSB configuration data for an SoC having IPA v4.7 */
static const struct ipa_qsb_data ipa_qsb_data[] = {
[IPA_QSB_MASTER_DDR] = {
.max_writes = 12,
.max_reads = 13,
.max_reads_beats = 120,
},
};
/* Endpoint configuration data for an SoC having IPA v4.7 */
static const struct ipa_gsi_endpoint_data ipa_gsi_endpoint_data[] = {
[IPA_ENDPOINT_AP_COMMAND_TX] = {
.ee_id = GSI_EE_AP,
.channel_id = 5,
.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 = 14,
.endpoint_id = 9,
.toward_ipa = false,
.channel = {
.tre_count = 256,
.event_count = 256,
.tlv_count = 9,
},
.endpoint = {
.config = {
.resource_group = IPA_RSRC_GROUP_DST_UL_DL,
.aggregation = true,
.status_enable = true,
.rx = {
.buffer_size = 8192,
.pad_align = ilog2(sizeof(u32)),
.aggr_time_limit = 500,
},
},
},
},
[IPA_ENDPOINT_AP_MODEM_TX] = {
.ee_id = GSI_EE_AP,
.channel_id = 2,
.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,
.checksum = true,
.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 = 7,
.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,
.checksum = true,
.qmap = true,
.aggregation = true,
.rx = {
.buffer_size = 8192,
.aggr_time_limit = 500,
.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 = 14,
.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 v4.7 */
static const struct ipa_resource ipa_resource_src[] = {
[IPA_RESOURCE_TYPE_SRC_PKT_CONTEXTS] = {
.limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
.min = 8, .max = 8,
},
},
[IPA_RESOURCE_TYPE_SRC_DESCRIPTOR_LISTS] = {
.limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
.min = 8, .max = 8,
},
},
[IPA_RESOURCE_TYPE_SRC_DESCRIPTOR_BUFF] = {
.limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
.min = 18, .max = 18,
},
},
[IPA_RESOURCE_TYPE_SRC_HPS_DMARS] = {
.limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
.min = 2, .max = 2,
},
},
[IPA_RESOURCE_TYPE_SRC_ACK_ENTRIES] = {
.limits[IPA_RSRC_GROUP_SRC_UL_DL] = {
.min = 15, .max = 15,
},
},
};
/* Destination resource configuration data for an SoC having IPA v4.7 */
static const struct ipa_resource ipa_resource_dst[] = {
[IPA_RESOURCE_TYPE_DST_DATA_SECTORS] = {
.limits[IPA_RSRC_GROUP_DST_UL_DL] = {
.min = 7, .max = 7,
},
},
[IPA_RESOURCE_TYPE_DST_DPS_DMARS] = {
.limits[IPA_RSRC_GROUP_DST_UL_DL] = {
.min = 2, .max = 2,
},
},
};
/* Resource configuration data for an SoC having IPA v4.7 */
static const struct ipa_resource_data ipa_resource_data = {
.rsrc_group_dst_count = IPA_RSRC_GROUP_DST_COUNT,
.rsrc_group_src_count = IPA_RSRC_GROUP_SRC_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 v4.7 */
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 = 0x0200,
.canary_count = 2,
},
{
.id = IPA_MEM_AP_PROC_CTX,
.offset = 0x0cd0,
.size = 0x0200,
.canary_count = 0,
},
{
.id = IPA_MEM_NAT_TABLE,
.offset = 0x0ee0,
.size = 0x0d00,
.canary_count = 4,
},
{
.id = IPA_MEM_PDN_CONFIG,
.offset = 0x1be8,
.size = 0x0050,
.canary_count = 0,
},
{
.id = IPA_MEM_STATS_QUOTA_MODEM,
.offset = 0x1c40,
.size = 0x0030,
.canary_count = 4,
},
{
.id = IPA_MEM_STATS_QUOTA_AP,
.offset = 0x1c70,
.size = 0x0048,
.canary_count = 0,
},
{
.id = IPA_MEM_STATS_TETHERING,
.offset = 0x1cb8,
.size = 0x0238,
.canary_count = 0,
},
{
.id = IPA_MEM_STATS_DROP,
.offset = 0x1ef0,
.size = 0x0020,
.canary_count = 0,
},
{
.id = IPA_MEM_MODEM,
.offset = 0x1f18,
.size = 0x100c,
.canary_count = 2,
},
{
.id = IPA_MEM_END_MARKER,
.offset = 0x3000,
.size = 0x0000,
.canary_count = 1,
},
};
/* Memory configuration data for an SoC having IPA v4.7 */
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 = 0x00009000,
};
/* Interconnect rates are in 1000 byte/second units */
static const struct ipa_interconnect_data ipa_interconnect_data[] = {
{
.name = "memory",
.peak_bandwidth = 600000, /* 600 MBps */
.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 v4.7 */
static const struct ipa_power_data ipa_power_data = {
/* XXX Downstream code says 150 MHz (DT SVS2), 60 MHz (code) */
.core_clock_rate = 100 * 1000 * 1000, /* Hz (150? 60?) */
.interconnect_count = ARRAY_SIZE(ipa_interconnect_data),
.interconnect_data = ipa_interconnect_data,
};
/* Configuration data for an SoC having IPA v4.7 */
const struct ipa_data ipa_data_v4_7 = {
.version = IPA_VERSION_4_7,
.qsb_count = ARRAY_SIZE(ipa_qsb_data),
.qsb_data = ipa_qsb_data,
.modem_route_count = 8,
.endpoint_count = ARRAY_SIZE(ipa_gsi_endpoint_data),
.endpoint_data = ipa_gsi_endpoint_data,
.resource_data = &ipa_resource_data,
.mem_data = &ipa_mem_data,
.power_data = &ipa_power_data,
};
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