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gerrit-public.fairphone.software / kernel / msm-4.9 / ef5ecfe4fe4cf8fe4a6775a77cc0821390eb46a0 / . / drivers / platform / msm / ipa / ipa_v3 / ipa_utils.c
blob: 2564b901eb4041e2357147f4e27754ddb6e3d494 [file] [log] [blame]
/* Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <net/ip.h>
#include <linux/genalloc.h> /* gen_pool_alloc() */
#include <linux/io.h>
#include <linux/ratelimit.h>
#include <linux/msm-bus.h>
#include <linux/msm-bus-board.h>
#include <linux/msm_gsi.h>
#include <linux/elf.h>
#include "ipa_i.h"
#include "ipahal/ipahal.h"
#include "ipahal/ipahal_fltrt.h"
#include "../ipa_rm_i.h"
#define IPA_V3_0_CLK_RATE_SVS (75 * 1000 * 1000UL)
#define IPA_V3_0_CLK_RATE_NOMINAL (150 * 1000 * 1000UL)
#define IPA_V3_0_CLK_RATE_TURBO (200 * 1000 * 1000UL)
#define IPA_V3_0_MAX_HOLB_TMR_VAL (4294967296 - 1)
#define IPA_V3_0_BW_THRESHOLD_TURBO_MBPS (1000)
#define IPA_V3_0_BW_THRESHOLD_NOMINAL_MBPS (600)
#define IPA_ENDP_INIT_HDR_METADATA_n_MUX_ID_BMASK 0xFF0000
#define IPA_ENDP_INIT_HDR_METADATA_n_MUX_ID_SHFT 0x10
/* Max pipes + ICs for TAG process */
#define IPA_TAG_MAX_DESC (IPA3_MAX_NUM_PIPES + 6)
#define IPA_TAG_SLEEP_MIN_USEC (1000)
#define IPA_TAG_SLEEP_MAX_USEC (2000)
#define IPA_FORCE_CLOSE_TAG_PROCESS_TIMEOUT (10 * HZ)
#define IPA_BCR_REG_VAL_v3_0 (0x00000001)
#define IPA_BCR_REG_VAL_v3_5 (0x0000003B)
#define IPA_AGGR_GRAN_MIN (1)
#define IPA_AGGR_GRAN_MAX (32)
#define IPA_EOT_COAL_GRAN_MIN (1)
#define IPA_EOT_COAL_GRAN_MAX (16)
#define IPA_DMA_TASK_FOR_GSI_TIMEOUT_MSEC (15)
#define IPA_AGGR_BYTE_LIMIT (\
IPA_ENDP_INIT_AGGR_N_AGGR_BYTE_LIMIT_BMSK >> \
IPA_ENDP_INIT_AGGR_N_AGGR_BYTE_LIMIT_SHFT)
#define IPA_AGGR_PKT_LIMIT (\
IPA_ENDP_INIT_AGGR_n_AGGR_PKT_LIMIT_BMSK >> \
IPA_ENDP_INIT_AGGR_n_AGGR_PKT_LIMIT_SHFT)
/* In IPAv3 only endpoints 0-3 can be configured to deaggregation */
#define IPA_EP_SUPPORTS_DEAGGR(idx) ((idx) >= 0 && (idx) <= 3)
/* configure IPA spare register 1 in order to have correct IPA version
* set bits 0,2,3 and 4. see SpareBits documentation.xlsx
*/
#define IPA_SPARE_REG_1_VAL (0x0000081D)
/* HPS, DPS sequencers Types*/
#define IPA_DPS_HPS_SEQ_TYPE_DMA_ONLY 0x00000000
/* DMA + DECIPHER/CIPHER */
#define IPA_DPS_HPS_SEQ_TYPE_DMA_DEC 0x00000011
/* Packet Processing + no decipher + uCP (for Ethernet Bridging) */
#define IPA_DPS_HPS_SEQ_TYPE_PKT_PROCESS_NO_DEC_UCP 0x00000002
/* Packet Processing + decipher + uCP */
#define IPA_DPS_HPS_SEQ_TYPE_PKT_PROCESS_DEC_UCP 0x00000013
/* 2 Packet Processing pass + no decipher + uCP */
#define IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP 0x00000004
/* 2 Packet Processing pass + decipher + uCP */
#define IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_DEC_UCP 0x00000015
/* Packet Processing + no decipher + no uCP */
#define IPA_DPS_HPS_SEQ_TYPE_PKT_PROCESS_NO_DEC_NO_UCP 0x00000006
/* Packet Processing + no decipher + no uCP */
#define IPA_DPS_HPS_SEQ_TYPE_PKT_PROCESS_DEC_NO_UCP 0x00000017
/* COMP/DECOMP */
#define IPA_DPS_HPS_SEQ_TYPE_DMA_COMP_DECOMP 0x00000020
/* Invalid sequencer type */
#define IPA_DPS_HPS_SEQ_TYPE_INVALID 0xFFFFFFFF
#define IPA_DPS_HPS_SEQ_TYPE_IS_DMA(seq_type) \
(seq_type == IPA_DPS_HPS_SEQ_TYPE_DMA_ONLY || \
seq_type == IPA_DPS_HPS_SEQ_TYPE_DMA_DEC || \
seq_type == IPA_DPS_HPS_SEQ_TYPE_DMA_COMP_DECOMP)
#define QMB_MASTER_SELECT_DDR (0)
#define QMB_MASTER_SELECT_PCIE (1)
#define IPA_CLIENT_NOT_USED \
{-1, -1, false, IPA_DPS_HPS_SEQ_TYPE_INVALID, QMB_MASTER_SELECT_DDR}
/* Resource Group index*/
#define IPA_v3_0_GROUP_UL (0)
#define IPA_v3_0_GROUP_DL (1)
#define IPA_v3_0_GROUP_DPL IPA_v3_0_GROUP_DL
#define IPA_v3_0_GROUP_DIAG (2)
#define IPA_v3_0_GROUP_DMA (3)
#define IPA_v3_0_GROUP_IMM_CMD IPA_v3_0_GROUP_UL
#define IPA_v3_0_GROUP_Q6ZIP (4)
#define IPA_v3_0_GROUP_Q6ZIP_GENERAL IPA_v3_0_GROUP_Q6ZIP
#define IPA_v3_0_GROUP_UC_RX_Q (5)
#define IPA_v3_0_GROUP_Q6ZIP_ENGINE IPA_v3_0_GROUP_UC_RX_Q
#define IPA_v3_0_GROUP_MAX (6)
#define IPA_v3_5_1_GROUP_LWA_DL (0)
#define IPA_v3_5_1_GROUP_UL_DL (1)
#define IPA_v3_5_1_GROUP_DMA (2)
#define IPA_v3_5_1_GROUP_UC_RX_Q (3)
#define IPA_v3_5_1_SRC_GROUP_MAX (4)
#define IPA_v3_5_1_DST_GROUP_MAX (3)
#define IPA_GROUP_MAX IPA_v3_0_GROUP_MAX
enum ipa_rsrc_grp_type_src {
IPA_v3_0_RSRC_GRP_TYPE_SRC_PKT_CONTEXTS,
IPA_v3_0_RSRC_GRP_TYPE_SRC_HDR_SECTORS,
IPA_v3_0_RSRC_GRP_TYPE_SRC_HDRI1_BUFFER,
IPA_v3_0_RSRC_GRP_TYPE_SRS_DESCRIPTOR_LISTS,
IPA_v3_0_RSRC_GRP_TYPE_SRC_DESCRIPTOR_BUFF,
IPA_v3_0_RSRC_GRP_TYPE_SRC_HDRI2_BUFFERS,
IPA_v3_0_RSRC_GRP_TYPE_SRC_HPS_DMARS,
IPA_v3_0_RSRC_GRP_TYPE_SRC_ACK_ENTRIES,
IPA_v3_0_RSRC_GRP_TYPE_SRC_MAX,
IPA_v3_5_1_RSRC_GRP_TYPE_SRC_PKT_CONTEXTS = 0,
IPA_v3_5_1_RSRC_GRP_TYPE_SRS_DESCRIPTOR_LISTS,
IPA_v3_5_1_RSRC_GRP_TYPE_SRC_DESCRIPTOR_BUFF,
IPA_v3_5_1_RSRC_GRP_TYPE_SRC_HPS_DMARS,
IPA_v3_5_1_RSRC_GRP_TYPE_SRC_ACK_ENTRIES,
IPA_v3_5_1_RSRC_GRP_TYPE_SRC_MAX
};
#define IPA_RSRC_GRP_TYPE_SRC_MAX IPA_v3_0_RSRC_GRP_TYPE_SRC_MAX
enum ipa_rsrc_grp_type_dst {
IPA_v3_0_RSRC_GRP_TYPE_DST_DATA_SECTORS,
IPA_v3_0_RSRC_GRP_TYPE_DST_DATA_SECTOR_LISTS,
IPA_v3_0_RSRC_GRP_TYPE_DST_DPS_DMARS,
IPA_v3_0_RSRC_GRP_TYPE_DST_MAX,
IPA_v3_5_1_RSRC_GRP_TYPE_DST_DATA_SECTORS = 0,
IPA_v3_5_1_RSRC_GRP_TYPE_DST_DPS_DMARS,
IPA_v3_5_1_RSRC_GRP_TYPE_DST_MAX,
};
#define IPA_RSRC_GRP_TYPE_DST_MAX IPA_v3_0_RSRC_GRP_TYPE_DST_MAX
enum ipa_rsrc_grp_type_rx {
IPA_RSRC_GRP_TYPE_RX_HPS_CMDQ,
IPA_RSRC_GRP_TYPE_RX_MAX
};
struct rsrc_min_max {
u32 min;
u32 max;
};
enum ipa_ver {
IPA_3_0,
IPA_3_5,
IPA_3_5_1,
IPA_VER_MAX,
};
static const struct rsrc_min_max ipa3_rsrc_src_grp_config
[IPA_VER_MAX][IPA_RSRC_GRP_TYPE_SRC_MAX][IPA_GROUP_MAX] = {
[IPA_3_0] = {
/*UL DL DIAG DMA Not Used uC Rx*/
[IPA_v3_0_RSRC_GRP_TYPE_SRC_PKT_CONTEXTS] = {
{3, 255}, {3, 255}, {1, 255}, {1, 255}, {1, 255}, {2, 255} },
[IPA_v3_0_RSRC_GRP_TYPE_SRC_HDR_SECTORS] = {
{0, 255}, {0, 255}, {0, 255}, {0, 255}, {0, 255}, {0, 255} },
[IPA_v3_0_RSRC_GRP_TYPE_SRC_HDRI1_BUFFER] = {
{0, 255}, {0, 255}, {0, 255}, {0, 255}, {0, 255}, {0, 255} },
[IPA_v3_0_RSRC_GRP_TYPE_SRS_DESCRIPTOR_LISTS] = {
{14, 14}, {16, 16}, {5, 5}, {5, 5}, {0, 0}, {8, 8} },
[IPA_v3_0_RSRC_GRP_TYPE_SRC_DESCRIPTOR_BUFF] = {
{19, 19}, {26, 26}, {3, 3}, {7, 7}, {0, 0}, {8, 8} },
[IPA_v3_0_RSRC_GRP_TYPE_SRC_HDRI2_BUFFERS] = {
{0, 255}, {0, 255}, {0, 255}, {0, 255}, {0, 255}, {0, 255} },
[IPA_v3_0_RSRC_GRP_TYPE_SRC_HPS_DMARS] = {
{0, 255}, {0, 255}, {0, 255}, {0, 255}, {0, 255}, {0, 255} },
[IPA_v3_0_RSRC_GRP_TYPE_SRC_ACK_ENTRIES] = {
{14, 14}, {16, 16}, {5, 5}, {5, 5}, {0, 0}, {8, 8} },
},
[IPA_3_5_1] = {
/* LWA_DL UL_DL not used UC_RX_Q, other are invalid */
[IPA_v3_5_1_RSRC_GRP_TYPE_SRC_PKT_CONTEXTS] = {
{1, 255}, {1, 255}, {0, 0}, {1, 255}, {0, 0}, {0, 0} },
[IPA_v3_5_1_RSRC_GRP_TYPE_SRS_DESCRIPTOR_LISTS] = {
{10, 10}, {10, 10}, {0, 0}, {8, 8}, {0, 0}, {0, 0} },
[IPA_v3_5_1_RSRC_GRP_TYPE_SRC_DESCRIPTOR_BUFF] = {
{12, 12}, {14, 14}, {0, 0}, {8, 8}, {0, 0}, {0, 0} },
[IPA_v3_5_1_RSRC_GRP_TYPE_SRC_HPS_DMARS] = {
{0, 255}, {0, 255}, {0, 255}, {0, 255}, {0, 0}, {0, 0} },
[IPA_v3_5_1_RSRC_GRP_TYPE_SRC_ACK_ENTRIES] = {
{14, 14}, {20, 20}, {0, 0}, {14, 14}, {0, 0}, {0, 0} },
}
};
static const struct rsrc_min_max ipa3_rsrc_dst_grp_config
[IPA_VER_MAX][IPA_RSRC_GRP_TYPE_DST_MAX][IPA_GROUP_MAX] = {
[IPA_3_0] = {
/*UL DL/DPL DIAG DMA Q6zip_gen Q6zip_eng*/
[IPA_v3_0_RSRC_GRP_TYPE_DST_DATA_SECTORS] = {
{2, 2}, {3, 3}, {0, 0}, {2, 2}, {3, 3}, {3, 3} },
[IPA_v3_0_RSRC_GRP_TYPE_DST_DATA_SECTOR_LISTS] = {
{0, 255}, {0, 255}, {0, 255}, {0, 255}, {0, 255}, {0, 255} },
[IPA_v3_0_RSRC_GRP_TYPE_DST_DPS_DMARS] = {
{1, 1}, {1, 1}, {1, 1}, {1, 1}, {1, 1}, {0, 0} },
},
[IPA_3_5_1] = {
/*LWA_DL UL/DL/DPL not used, other are invalid */
[IPA_v3_5_1_RSRC_GRP_TYPE_DST_DATA_SECTORS] = {
{4, 4}, {4, 4}, {3, 3}, {0, 0}, {0, 0}, {0, 0} },
[IPA_v3_5_1_RSRC_GRP_TYPE_DST_DPS_DMARS] = {
{2, 255}, {1, 255}, {1, 2}, {0, 0}, {0, 0}, {0, 0} },
}
};
static const struct rsrc_min_max ipa3_rsrc_rx_grp_config
[IPA_VER_MAX][IPA_RSRC_GRP_TYPE_RX_MAX][IPA_GROUP_MAX] = {
[IPA_3_0] = {
/*UL DL DIAG DMA Unused uC Rx*/
[IPA_RSRC_GRP_TYPE_RX_HPS_CMDQ] = {
{16, 16}, {24, 24}, {8, 8}, {8, 8}, {0, 0}, {8, 8} },
},
[IPA_3_5_1] = {
/* LWA_DL UL_DL not used UC_RX_Q, other are invalid */
[IPA_RSRC_GRP_TYPE_RX_HPS_CMDQ] = {
{3, 3}, {7, 7}, {0, 0}, {2, 2}, {0, 0}, {0, 0} },
},
};
struct ipa_ep_configuration {
int pipe_num;
int group_num;
bool support_flt;
int sequencer_type;
u8 qmb_master_sel;
};
static const struct ipa_ep_configuration ipa3_ep_mapping
[IPA_VER_MAX][IPA_CLIENT_MAX] = {
[IPA_3_0][IPA_CLIENT_HSIC1_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_WLAN1_PROD] = {
10, IPA_v3_0_GROUP_UL, true,
IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_HSIC2_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_USB2_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_HSIC3_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_USB3_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_HSIC4_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_USB4_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_HSIC5_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_USB_PROD] = {
1, IPA_v3_0_GROUP_UL, true,
IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_UC_USB_PROD] = {
2, IPA_v3_0_GROUP_UL, true,
IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_A5_WLAN_AMPDU_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_A2_EMBEDDED_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_A2_TETHERED_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_APPS_LAN_WAN_PROD] = {
14, IPA_v3_0_GROUP_UL, true,
IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_APPS_CMD_PROD]
= {22, IPA_v3_0_GROUP_IMM_CMD, false,
IPA_DPS_HPS_SEQ_TYPE_DMA_ONLY,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_ODU_PROD] = {
12, IPA_v3_0_GROUP_UL, true,
IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_MHI_PROD] = {
0, IPA_v3_0_GROUP_UL, true,
IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP,
QMB_MASTER_SELECT_PCIE},
[IPA_3_0][IPA_CLIENT_Q6_LAN_PROD] = {
9, IPA_v3_0_GROUP_UL, false,
IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_Q6_WAN_PROD] = {
5, IPA_v3_0_GROUP_DL,
true, IPA_DPS_HPS_SEQ_TYPE_PKT_PROCESS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_Q6_CMD_PROD]
= {6, IPA_v3_0_GROUP_IMM_CMD, false,
IPA_DPS_HPS_SEQ_TYPE_PKT_PROCESS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_Q6_DECOMP_PROD] = {7, IPA_v3_0_GROUP_Q6ZIP,
false, IPA_DPS_HPS_SEQ_TYPE_PKT_PROCESS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_Q6_DECOMP2_PROD] = {8, IPA_v3_0_GROUP_Q6ZIP,
false, IPA_DPS_HPS_SEQ_TYPE_PKT_PROCESS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_MEMCPY_DMA_SYNC_PROD]
= {12, IPA_v3_0_GROUP_DMA, false,
IPA_DPS_HPS_SEQ_TYPE_DMA_ONLY,
QMB_MASTER_SELECT_PCIE},
[IPA_3_0][IPA_CLIENT_MEMCPY_DMA_ASYNC_PROD]
= {13, IPA_v3_0_GROUP_DMA, false,
IPA_DPS_HPS_SEQ_TYPE_DMA_ONLY,
QMB_MASTER_SELECT_PCIE},
/* Only for test purpose */
[IPA_3_0][IPA_CLIENT_TEST_PROD] = {
1, IPA_v3_0_GROUP_UL, true,
IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_TEST1_PROD] = {
1, IPA_v3_0_GROUP_UL, true,
IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_TEST2_PROD] = {
3, IPA_v3_0_GROUP_UL, true,
IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_TEST3_PROD] = {
12, IPA_v3_0_GROUP_UL, true,
IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_TEST4_PROD] = {
13, IPA_v3_0_GROUP_UL, true,
IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_HSIC1_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_WLAN1_CONS] = {
25, IPA_v3_0_GROUP_DL, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_HSIC2_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_USB2_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_WLAN2_CONS] = {
27, IPA_v3_0_GROUP_DL, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_HSIC3_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_USB3_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_WLAN3_CONS] = {
28, IPA_v3_0_GROUP_DL, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_HSIC4_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_USB4_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_WLAN4_CONS] = {
29, IPA_v3_0_GROUP_DL, false,
IPA_DPS_HPS_SEQ_TYPE_PKT_PROCESS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_HSIC5_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_USB_CONS] = {
26, IPA_v3_0_GROUP_DL, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_USB_DPL_CONS] = {
17, IPA_v3_0_GROUP_DPL, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_A2_EMBEDDED_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_A2_TETHERED_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_A5_LAN_WAN_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_APPS_LAN_CONS] = {
15, IPA_v3_0_GROUP_UL, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_APPS_WAN_CONS] = {
16, IPA_v3_0_GROUP_DL, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_ODU_EMB_CONS] = {
23, IPA_v3_0_GROUP_DL, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_ODU_TETH_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_0][IPA_CLIENT_MHI_CONS] = {
23, IPA_v3_0_GROUP_DL, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_PCIE},
[IPA_3_0][IPA_CLIENT_Q6_LAN_CONS] = {
19, IPA_v3_0_GROUP_DL, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_Q6_WAN_CONS] = {
18, IPA_v3_0_GROUP_UL, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_Q6_DUN_CONS] = {
30, IPA_v3_0_GROUP_DIAG,
false, IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_Q6_DECOMP_CONS]
= {21, IPA_v3_0_GROUP_Q6ZIP, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_Q6_DECOMP2_CONS]
= {4, IPA_v3_0_GROUP_Q6ZIP, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_MEMCPY_DMA_SYNC_CONS]
= {28, IPA_v3_0_GROUP_DMA, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_PCIE},
[IPA_3_0][IPA_CLIENT_MEMCPY_DMA_ASYNC_CONS]
= {29, IPA_v3_0_GROUP_DMA, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_PCIE},
[IPA_3_0][IPA_CLIENT_Q6_LTE_WIFI_AGGR_CONS] = IPA_CLIENT_NOT_USED,
/* Only for test purpose */
[IPA_3_0][IPA_CLIENT_TEST_CONS] = {
26, IPA_v3_0_GROUP_DL, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_TEST1_CONS] = {
26, IPA_v3_0_GROUP_DL, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_TEST2_CONS] = {
27, IPA_v3_0_GROUP_DL, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_TEST3_CONS] = {
28, IPA_v3_0_GROUP_DL, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_0][IPA_CLIENT_TEST4_CONS] = {
29, IPA_v3_0_GROUP_DL, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
/* IPA_3_5_1 */
[IPA_3_5_1][IPA_CLIENT_HSIC1_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_WLAN1_PROD] = {
7, IPA_v3_5_1_GROUP_UL_DL,
true,
IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_HSIC2_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_USB2_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_HSIC3_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_USB3_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_HSIC4_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_USB4_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_HSIC5_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_USB_PROD] = {
0, IPA_v3_5_1_GROUP_UL_DL,
true,
IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_UC_USB_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_A5_WLAN_AMPDU_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_A2_EMBEDDED_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_A2_TETHERED_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_APPS_LAN_WAN_PROD] = {
8, IPA_v3_5_1_GROUP_UL_DL,
true,
IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_APPS_CMD_PROD] = {
5, IPA_v3_5_1_GROUP_UL_DL,
false,
IPA_DPS_HPS_SEQ_TYPE_DMA_ONLY,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_ODU_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_MHI_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_Q6_LAN_PROD] = {
3, IPA_v3_5_1_GROUP_UL_DL,
true, IPA_DPS_HPS_SEQ_TYPE_PKT_PROCESS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR },
[IPA_3_5_1][IPA_CLIENT_Q6_WAN_PROD] = {
6, IPA_v3_5_1_GROUP_UL_DL,
true, IPA_DPS_HPS_SEQ_TYPE_PKT_PROCESS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_Q6_CMD_PROD]
= {4, IPA_v3_5_1_GROUP_UL_DL, false,
IPA_DPS_HPS_SEQ_TYPE_PKT_PROCESS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_Q6_DECOMP_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_Q6_DECOMP2_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_MEMCPY_DMA_SYNC_PROD] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_MEMCPY_DMA_ASYNC_PROD] = IPA_CLIENT_NOT_USED,
/* Only for test purpose */
[IPA_3_5_1][IPA_CLIENT_TEST_PROD] = {
0, IPA_v3_5_1_GROUP_UL_DL, true,
IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_TEST1_PROD] = {
0, IPA_v3_5_1_GROUP_UL_DL, true,
IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_TEST2_PROD] = {
2, IPA_v3_5_1_GROUP_UL_DL, true,
IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_TEST3_PROD] = {
4, IPA_v3_5_1_GROUP_UL_DL, true,
IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_TEST4_PROD] = {
1, IPA_v3_5_1_GROUP_UL_DL, true,
IPA_DPS_HPS_SEQ_TYPE_2ND_PKT_PROCESS_PASS_NO_DEC_UCP,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_HSIC1_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_WLAN1_CONS] = {
16, IPA_v3_5_1_GROUP_UL_DL,
false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_HSIC2_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_USB2_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_WLAN2_CONS] = {
18, IPA_v3_5_1_GROUP_UL_DL, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_HSIC3_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_USB3_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_WLAN3_CONS] = {
19, IPA_v3_5_1_GROUP_UL_DL, false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_HSIC4_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_USB4_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_WLAN4_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_HSIC5_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_USB_CONS] = {
17, IPA_v3_5_1_GROUP_UL_DL,
false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_USB_DPL_CONS] = {
11, IPA_v3_5_1_GROUP_UL_DL,
false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_A2_EMBEDDED_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_A2_TETHERED_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_A5_LAN_WAN_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_APPS_LAN_CONS] = {
9, IPA_v3_5_1_GROUP_UL_DL,
false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_APPS_WAN_CONS] = {
10, IPA_v3_5_1_GROUP_UL_DL,
false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_ODU_EMB_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_ODU_TETH_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_MHI_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_Q6_LAN_CONS] = {
13, IPA_v3_5_1_GROUP_UL_DL,
false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_Q6_WAN_CONS] = {
12, IPA_v3_5_1_GROUP_UL_DL,
false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_Q6_DUN_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_Q6_DECOMP_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_Q6_DECOMP2_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_MEMCPY_DMA_SYNC_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_MEMCPY_DMA_ASYNC_CONS] = IPA_CLIENT_NOT_USED,
[IPA_3_5_1][IPA_CLIENT_Q6_LTE_WIFI_AGGR_CONS] = IPA_CLIENT_NOT_USED,
/* Only for test purpose */
[IPA_3_5_1][IPA_CLIENT_TEST_CONS] = {
17, IPA_v3_5_1_GROUP_UL_DL,
false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_TEST1_CONS] = {
17, IPA_v3_5_1_GROUP_UL_DL,
false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_TEST2_CONS] = {
18, IPA_v3_5_1_GROUP_UL_DL,
false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_TEST3_CONS] = {
19, IPA_v3_5_1_GROUP_UL_DL,
false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
[IPA_3_5_1][IPA_CLIENT_TEST4_CONS] = {
11, IPA_v3_5_1_GROUP_UL_DL,
false,
IPA_DPS_HPS_SEQ_TYPE_INVALID,
QMB_MASTER_SELECT_DDR},
};
enum ipa_ees {
IPA_EE_AP = 0,
IPA_EE_Q6 = 1,
IPA_EE_UC = 3,
};
static struct ipa_gsi_ep_config
ipa_gsi_ep_info[IPA_VER_MAX][IPA3_MAX_NUM_PIPES] = {
/* IPA_3_0 - valid also for IPAv3.1 */
[IPA_3_0] = {
/* {ipa_ep_num, ipa_gsi_chan_num, ipa_if_tlv, ipa_if_aos, ee} */
{0, 0, 8, 16, IPA_EE_AP},
{1, 3, 8, 16, IPA_EE_AP},
{3, 5, 16, 32, IPA_EE_AP},
{4, 9, 4, 4, IPA_EE_Q6},
{5, 0, 16, 32, IPA_EE_Q6},
{6, 1, 18, 28, IPA_EE_Q6},
{7, 2, 0, 0, IPA_EE_Q6},
{8, 3, 0, 0, IPA_EE_Q6},
{9, 4, 8, 12, IPA_EE_Q6},
{10, 1, 8, 16, IPA_EE_UC},
{12, 9, 8, 16, IPA_EE_AP},
{13, 10, 8, 16, IPA_EE_AP},
{14, 11, 8, 16, IPA_EE_AP},
{15, 7, 8, 12, IPA_EE_AP},
{16, 8, 8, 12, IPA_EE_AP},
{17, 2, 8, 12, IPA_EE_AP},
{18, 5, 8, 12, IPA_EE_Q6},
{19, 6, 8, 12, IPA_EE_Q6},
{21, 8, 4, 4, IPA_EE_Q6},
{22, 6, 18, 28, IPA_EE_AP},
{23, 1, 8, 8, IPA_EE_AP},
{25, 4, 8, 8, IPA_EE_UC},
{26, 12, 8, 8, IPA_EE_AP},
{27, 4, 8, 8, IPA_EE_AP},
{28, 13, 8, 8, IPA_EE_AP},
{29, 14, 8, 8, IPA_EE_AP},
{30, 7, 4, 4, IPA_EE_Q6},
{-1, -1, -1, -1, -1}
},
[IPA_3_5] = {
/* {ipa_ep_num, ipa_gsi_chan_num, ipa_if_tlv, ipa_if_aos, ee} */
{0, 7, 8, 16, IPA_EE_AP},
{1, 0, 8, 16, IPA_EE_UC},
{2, 3, 16, 32, IPA_EE_AP},
{3, 0, 16, 32, IPA_EE_Q6},
{4, 1, 20, 23, IPA_EE_Q6},
{5, 4, 20, 23, IPA_EE_AP},
{6, 4, 12, 30, IPA_EE_Q6},
{7, 1, 8, 16, IPA_EE_UC},
{8, 9, 8, 16, IPA_EE_AP},
{9, 5, 8, 12, IPA_EE_AP},
{10, 6, 8, 12, IPA_EE_AP},
{11, 2, 4, 6, IPA_EE_AP},
{12, 2, 8, 12, IPA_EE_Q6},
{13, 3, 8, 12, IPA_EE_Q6},
{14, 10, 4, 6, IPA_EE_AP},
{15, 2, 8, 8, IPA_EE_UC},
{16, 3, 8, 8, IPA_EE_UC},
{17, 11, 8, 8, IPA_EE_AP},
{18, 12, 8, 8, IPA_EE_AP},
{19, 13, 8, 8, IPA_EE_AP},
{-1, -1, -1, -1, -1}
},
[IPA_3_5_1] = {
/* {ipa_ep_num, ipa_gsi_chan_num, ipa_if_tlv, ipa_if_aos, ee} */
{0, 0, 8, 16, IPA_EE_AP},
{1, 0, 8, 16, IPA_EE_UC},
{2, 3, 16, 32, IPA_EE_AP},
{3, 0, 16, 32, IPA_EE_Q6},
{4, 1, 20, 23, IPA_EE_Q6},
{5, 4, 20, 23, IPA_EE_AP},
{6, 4, 12, 30, IPA_EE_Q6},
{7, 1, 8, 16, IPA_EE_UC},
{8, 7, 8, 16, IPA_EE_AP},
{9, 5, 8, 12, IPA_EE_AP},
{10, 6, 8, 12, IPA_EE_AP},
{11, 2, 4, 6, IPA_EE_AP},
{12, 2, 8, 12, IPA_EE_Q6},
{13, 3, 8, 12, IPA_EE_Q6},
{14, 5, 8, 8, IPA_EE_Q6},
{15, 2, 8, 8, IPA_EE_UC},
{16, 3, 8, 8, IPA_EE_UC},
{17, 8, 8, 8, IPA_EE_AP},
{18, 9, 8, 8, IPA_EE_AP},
{19, 10, 8, 8, IPA_EE_AP},
{-1, -1, -1, -1, -1}
},
};
static struct msm_bus_vectors ipa_init_vectors_v3_0[] = {
{
.src = MSM_BUS_MASTER_IPA,
.dst = MSM_BUS_SLAVE_EBI_CH0,
.ab = 0,
.ib = 0,
},
{
.src = MSM_BUS_MASTER_IPA,
.dst = MSM_BUS_SLAVE_OCIMEM,
.ab = 0,
.ib = 0,
},
};
static struct msm_bus_vectors ipa_nominal_perf_vectors_v3_0[] = {
{
.src = MSM_BUS_MASTER_IPA,
.dst = MSM_BUS_SLAVE_EBI_CH0,
.ab = 100000000,
.ib = 1300000000,
},
{
.src = MSM_BUS_MASTER_IPA,
.dst = MSM_BUS_SLAVE_OCIMEM,
.ab = 100000000,
.ib = 1300000000,
},
};
static struct msm_bus_paths ipa_usecases_v3_0[] = {
{
ARRAY_SIZE(ipa_init_vectors_v3_0),
ipa_init_vectors_v3_0,
},
{
ARRAY_SIZE(ipa_nominal_perf_vectors_v3_0),
ipa_nominal_perf_vectors_v3_0,
},
};
static struct msm_bus_scale_pdata ipa_bus_client_pdata_v3_0 = {
ipa_usecases_v3_0,
ARRAY_SIZE(ipa_usecases_v3_0),
.name = "ipa",
};
void ipa3_active_clients_lock(void)
{
unsigned long flags;
mutex_lock(&ipa3_ctx->ipa3_active_clients.mutex);
spin_lock_irqsave(&ipa3_ctx->ipa3_active_clients.spinlock, flags);
ipa3_ctx->ipa3_active_clients.mutex_locked = true;
spin_unlock_irqrestore(&ipa3_ctx->ipa3_active_clients.spinlock, flags);
}
int ipa3_active_clients_trylock(unsigned long *flags)
{
spin_lock_irqsave(&ipa3_ctx->ipa3_active_clients.spinlock, *flags);
if (ipa3_ctx->ipa3_active_clients.mutex_locked) {
spin_unlock_irqrestore(&ipa3_ctx->ipa3_active_clients.spinlock,
*flags);
return 0;
}
return 1;
}
void ipa3_active_clients_trylock_unlock(unsigned long *flags)
{
spin_unlock_irqrestore(&ipa3_ctx->ipa3_active_clients.spinlock, *flags);
}
void ipa3_active_clients_unlock(void)
{
unsigned long flags;
spin_lock_irqsave(&ipa3_ctx->ipa3_active_clients.spinlock, flags);
ipa3_ctx->ipa3_active_clients.mutex_locked = false;
spin_unlock_irqrestore(&ipa3_ctx->ipa3_active_clients.spinlock, flags);
mutex_unlock(&ipa3_ctx->ipa3_active_clients.mutex);
}
/**
* ipa3_get_clients_from_rm_resource() - get IPA clients which are related to an
* IPA_RM resource
*
* @resource: [IN] IPA Resource Manager resource
* @clients: [OUT] Empty array which will contain the list of clients. The
* caller must initialize this array.
*
* Return codes: 0 on success, negative on failure.
*/
int ipa3_get_clients_from_rm_resource(
enum ipa_rm_resource_name resource,
struct ipa3_client_names *clients)
{
int i = 0;
if (resource < 0 ||
resource >= IPA_RM_RESOURCE_MAX ||
!clients) {
IPAERR("Bad parameters\n");
return -EINVAL;
}
switch (resource) {
case IPA_RM_RESOURCE_USB_CONS:
clients->names[i++] = IPA_CLIENT_USB_CONS;
break;
case IPA_RM_RESOURCE_USB_DPL_CONS:
clients->names[i++] = IPA_CLIENT_USB_DPL_CONS;
break;
case IPA_RM_RESOURCE_HSIC_CONS:
clients->names[i++] = IPA_CLIENT_HSIC1_CONS;
break;
case IPA_RM_RESOURCE_WLAN_CONS:
clients->names[i++] = IPA_CLIENT_WLAN1_CONS;
clients->names[i++] = IPA_CLIENT_WLAN2_CONS;
clients->names[i++] = IPA_CLIENT_WLAN3_CONS;
clients->names[i++] = IPA_CLIENT_WLAN4_CONS;
break;
case IPA_RM_RESOURCE_MHI_CONS:
clients->names[i++] = IPA_CLIENT_MHI_CONS;
break;
case IPA_RM_RESOURCE_USB_PROD:
clients->names[i++] = IPA_CLIENT_USB_PROD;
break;
case IPA_RM_RESOURCE_HSIC_PROD:
clients->names[i++] = IPA_CLIENT_HSIC1_PROD;
break;
case IPA_RM_RESOURCE_MHI_PROD:
clients->names[i++] = IPA_CLIENT_MHI_PROD;
break;
default:
break;
}
clients->length = i;
return 0;
}
/**
* ipa3_should_pipe_be_suspended() - returns true when the client's pipe should
* be suspended during a power save scenario. False otherwise.
*
* @client: [IN] IPA client
*/
bool ipa3_should_pipe_be_suspended(enum ipa_client_type client)
{
struct ipa3_ep_context *ep;
int ipa_ep_idx;
ipa_ep_idx = ipa3_get_ep_mapping(client);
if (ipa_ep_idx == -1) {
IPAERR("Invalid client.\n");
WARN_ON(1);
return false;
}
ep = &ipa3_ctx->ep[ipa_ep_idx];
if (ep->keep_ipa_awake)
return false;
if (client == IPA_CLIENT_USB_CONS ||
client == IPA_CLIENT_USB_DPL_CONS ||
client == IPA_CLIENT_MHI_CONS ||
client == IPA_CLIENT_HSIC1_CONS ||
client == IPA_CLIENT_WLAN1_CONS ||
client == IPA_CLIENT_WLAN2_CONS ||
client == IPA_CLIENT_WLAN3_CONS ||
client == IPA_CLIENT_WLAN4_CONS)
return true;
return false;
}
/**
* ipa3_suspend_resource_sync() - suspend client endpoints related to the IPA_RM
* resource and decrement active clients counter, which may result in clock
* gating of IPA clocks.
*
* @resource: [IN] IPA Resource Manager resource
*
* Return codes: 0 on success, negative on failure.
*/
int ipa3_suspend_resource_sync(enum ipa_rm_resource_name resource)
{
struct ipa3_client_names clients;
int res;
int index;
struct ipa_ep_cfg_ctrl suspend;
enum ipa_client_type client;
int ipa_ep_idx;
bool pipe_suspended = false;
memset(&clients, 0, sizeof(clients));
res = ipa3_get_clients_from_rm_resource(resource, &clients);
if (res) {
IPAERR("Bad params.\n");
return res;
}
for (index = 0; index < clients.length; index++) {
client = clients.names[index];
ipa_ep_idx = ipa3_get_ep_mapping(client);
if (ipa_ep_idx == -1) {
IPAERR("Invalid client.\n");
res = -EINVAL;
continue;
}
ipa3_ctx->resume_on_connect[client] = false;
if (ipa3_ctx->ep[ipa_ep_idx].client == client &&
ipa3_should_pipe_be_suspended(client)) {
if (ipa3_ctx->ep[ipa_ep_idx].valid) {
/* suspend endpoint */
memset(&suspend, 0, sizeof(suspend));
suspend.ipa_ep_suspend = true;
ipa3_cfg_ep_ctrl(ipa_ep_idx, &suspend);
pipe_suspended = true;
}
}
}
/* Sleep ~1 msec */
if (pipe_suspended)
usleep_range(1000, 2000);
/* before gating IPA clocks do TAG process */
ipa3_ctx->tag_process_before_gating = true;
IPA_ACTIVE_CLIENTS_DEC_RESOURCE(ipa_rm_resource_str(resource));
return 0;
}
/**
* ipa3_suspend_resource_no_block() - suspend client endpoints related to the
* IPA_RM resource and decrement active clients counter. This function is
* guaranteed to avoid sleeping.
*
* @resource: [IN] IPA Resource Manager resource
*
* Return codes: 0 on success, negative on failure.
*/
int ipa3_suspend_resource_no_block(enum ipa_rm_resource_name resource)
{
int res;
struct ipa3_client_names clients;
int index;
enum ipa_client_type client;
struct ipa_ep_cfg_ctrl suspend;
int ipa_ep_idx;
unsigned long flags;
struct ipa_active_client_logging_info log_info;
if (ipa3_active_clients_trylock(&flags) == 0)
return -EPERM;
if (ipa3_ctx->ipa3_active_clients.cnt == 1) {
res = -EPERM;
goto bail;
}
memset(&clients, 0, sizeof(clients));
res = ipa3_get_clients_from_rm_resource(resource, &clients);
if (res) {
IPAERR(
"ipa3_get_clients_from_rm_resource() failed, name = %d.\n",
resource);
goto bail;
}
for (index = 0; index < clients.length; index++) {
client = clients.names[index];
ipa_ep_idx = ipa3_get_ep_mapping(client);
if (ipa_ep_idx == -1) {
IPAERR("Invalid client.\n");
res = -EINVAL;
continue;
}
ipa3_ctx->resume_on_connect[client] = false;
if (ipa3_ctx->ep[ipa_ep_idx].client == client &&
ipa3_should_pipe_be_suspended(client)) {
if (ipa3_ctx->ep[ipa_ep_idx].valid) {
/* suspend endpoint */
memset(&suspend, 0, sizeof(suspend));
suspend.ipa_ep_suspend = true;
ipa3_cfg_ep_ctrl(ipa_ep_idx, &suspend);
}
}
}
if (res == 0) {
IPA_ACTIVE_CLIENTS_PREP_RESOURCE(log_info,
ipa_rm_resource_str(resource));
ipa3_active_clients_log_dec(&log_info, true);
ipa3_ctx->ipa3_active_clients.cnt--;
IPADBG("active clients = %d\n",
ipa3_ctx->ipa3_active_clients.cnt);
}
bail:
ipa3_active_clients_trylock_unlock(&flags);
return res;
}
/**
* ipa3_resume_resource() - resume client endpoints related to the IPA_RM
* resource.
*
* @resource: [IN] IPA Resource Manager resource
*
* Return codes: 0 on success, negative on failure.
*/
int ipa3_resume_resource(enum ipa_rm_resource_name resource)
{
struct ipa3_client_names clients;
int res;
int index;
struct ipa_ep_cfg_ctrl suspend;
enum ipa_client_type client;
int ipa_ep_idx;
memset(&clients, 0, sizeof(clients));
res = ipa3_get_clients_from_rm_resource(resource, &clients);
if (res) {
IPAERR("ipa3_get_clients_from_rm_resource() failed.\n");
return res;
}
for (index = 0; index < clients.length; index++) {
client = clients.names[index];
ipa_ep_idx = ipa3_get_ep_mapping(client);
if (ipa_ep_idx == -1) {
IPAERR("Invalid client.\n");
res = -EINVAL;
continue;
}
/*
* The related ep, will be resumed on connect
* while its resource is granted
*/
ipa3_ctx->resume_on_connect[client] = true;
IPADBG("%d will be resumed on connect.\n", client);
if (ipa3_ctx->ep[ipa_ep_idx].client == client &&
ipa3_should_pipe_be_suspended(client)) {
if (ipa3_ctx->ep[ipa_ep_idx].valid) {
memset(&suspend, 0, sizeof(suspend));
suspend.ipa_ep_suspend = false;
ipa3_cfg_ep_ctrl(ipa_ep_idx, &suspend);
}
}
}
return res;
}
/**
* _ipa_sram_settings_read_v3_0() - Read SRAM settings from HW
*
* Returns: None
*/
void _ipa_sram_settings_read_v3_0(void)
{
struct ipahal_reg_shared_mem_size smem_sz;
memset(&smem_sz, 0, sizeof(smem_sz));
ipahal_read_reg_fields(IPA_SHARED_MEM_SIZE, &smem_sz);
ipa3_ctx->smem_restricted_bytes = smem_sz.shared_mem_baddr;
ipa3_ctx->smem_sz = smem_sz.shared_mem_sz;
/* reg fields are in 8B units */
ipa3_ctx->smem_restricted_bytes *= 8;
ipa3_ctx->smem_sz *= 8;
ipa3_ctx->smem_reqd_sz = IPA_MEM_PART(end_ofst);
ipa3_ctx->hdr_tbl_lcl = 0;
ipa3_ctx->hdr_proc_ctx_tbl_lcl = 1;
/*
* when proc ctx table is located in internal memory,
* modem entries resides first.
*/
if (ipa3_ctx->hdr_proc_ctx_tbl_lcl) {
ipa3_ctx->hdr_proc_ctx_tbl.start_offset =
IPA_MEM_PART(modem_hdr_proc_ctx_size);
}
ipa3_ctx->ip4_rt_tbl_hash_lcl = 0;
ipa3_ctx->ip4_rt_tbl_nhash_lcl = 0;
ipa3_ctx->ip6_rt_tbl_hash_lcl = 0;
ipa3_ctx->ip6_rt_tbl_nhash_lcl = 0;
ipa3_ctx->ip4_flt_tbl_hash_lcl = 0;
ipa3_ctx->ip4_flt_tbl_nhash_lcl = 0;
ipa3_ctx->ip6_flt_tbl_hash_lcl = 0;
ipa3_ctx->ip6_flt_tbl_nhash_lcl = 0;
}
/**
* ipa3_cfg_route() - configure IPA route
* @route: IPA route
*
* Return codes:
* 0: success
*/
int ipa3_cfg_route(struct ipahal_reg_route *route)
{
IPADBG("disable_route_block=%d, default_pipe=%d, default_hdr_tbl=%d\n",
route->route_dis,
route->route_def_pipe,
route->route_def_hdr_table);
IPADBG("default_hdr_ofst=%d, default_frag_pipe=%d\n",
route->route_def_hdr_ofst,
route->route_frag_def_pipe);
IPADBG("default_retain_hdr=%d\n",
route->route_def_retain_hdr);
if (route->route_dis) {
IPAERR("Route disable is not supported!\n");
return -EPERM;
}
IPA_ACTIVE_CLIENTS_INC_SIMPLE();
ipahal_write_reg_fields(IPA_ROUTE, route);
IPA_ACTIVE_CLIENTS_DEC_SIMPLE();
return 0;
}
/**
* ipa3_cfg_filter() - configure filter
* @disable: disable value
*
* Return codes:
* 0: success
*/
int ipa3_cfg_filter(u32 disable)
{
IPAERR("Filter disable is not supported!\n");
return -EPERM;
}
/**
* ipa3_cfg_qsb() - Configure IPA QSB maximal reads and writes
*
* Returns: None
*/
void ipa3_cfg_qsb(void)
{
int qsb_max_writes[2] = { 8, 2 };
int qsb_max_reads[2] = { 8, 8 };
ipahal_write_reg_fields(IPA_QSB_MAX_WRITES, qsb_max_writes);
ipahal_write_reg_fields(IPA_QSB_MAX_READS, qsb_max_reads);
}
/**
* ipa3_init_hw() - initialize HW
*
* Return codes:
* 0: success
*/
int ipa3_init_hw(void)
{
u32 ipa_version = 0;
u32 val;
/* Read IPA version and make sure we have access to the registers */
ipa_version = ipahal_read_reg(IPA_VERSION);
if (ipa_version == 0)
return -EFAULT;
switch (ipa3_ctx->ipa_hw_type) {
case IPA_HW_v3_0:
case IPA_HW_v3_1:
val = IPA_BCR_REG_VAL_v3_0;
break;
case IPA_HW_v3_5:
case IPA_HW_v3_5_1:
val = IPA_BCR_REG_VAL_v3_5;
break;
default:
IPAERR("unknown HW type in dts\n");
return -EFAULT;
}
ipahal_write_reg(IPA_BCR, val);
ipa3_cfg_qsb();
return 0;
}
/**
* ipa3_get_hw_type_index() - Get HW type index which is used as the entry index
* for ep\resource groups related arrays .
*
* Return value: HW type index
*/
u8 ipa3_get_hw_type_index(void)
{
u8 hw_type_index;
switch (ipa3_ctx->ipa_hw_type) {
case IPA_HW_v3_0:
case IPA_HW_v3_1:
hw_type_index = IPA_3_0;
break;
case IPA_HW_v3_5:
hw_type_index = IPA_3_5;
break;
case IPA_HW_v3_5_1:
hw_type_index = IPA_3_5_1;
break;
default:
IPAERR("Incorrect IPA version %d\n", ipa3_ctx->ipa_hw_type);
hw_type_index = IPA_3_0;
break;
}
return hw_type_index;
}
/**
* ipa3_get_ep_mapping() - provide endpoint mapping
* @client: client type
*
* Return value: endpoint mapping
*/
int ipa3_get_ep_mapping(enum ipa_client_type client)
{
if (client >= IPA_CLIENT_MAX || client < 0) {
IPAERR("Bad client number! client =%d\n", client);
return -EINVAL;
}
return ipa3_ep_mapping[ipa3_get_hw_type_index()][client].pipe_num;
}
/**
* ipa3_get_gsi_ep_info() - provide gsi ep information
* @ipa_ep_idx: IPA endpoint index
*
* Return value: pointer to ipa_gsi_ep_info
*/
struct ipa_gsi_ep_config *ipa3_get_gsi_ep_info(int ipa_ep_idx)
{
int i;
u8 hw_index;
hw_index = ipa3_get_hw_type_index();
for (i = 0; ; i++) {
if (ipa_gsi_ep_info[hw_index][i].ipa_ep_num < 0)
break;
if (ipa_gsi_ep_info[hw_index][i].ipa_ep_num ==
ipa_ep_idx)
return &(ipa_gsi_ep_info[hw_index][i]);
}
return NULL;
}
/**
* ipa_get_ep_group() - provide endpoint group by client
* @client: client type
*
* Return value: endpoint group
*/
int ipa_get_ep_group(enum ipa_client_type client)
{
if (client >= IPA_CLIENT_MAX || client < 0) {
IPAERR("Bad client number! client =%d\n", client);
return -EINVAL;
}
return ipa3_ep_mapping[ipa3_get_hw_type_index()][client].group_num;
}
/**
* ipa3_get_qmb_master_sel() - provide QMB master selection for the client
* @client: client type
*
* Return value: QMB master index
*/
u8 ipa3_get_qmb_master_sel(enum ipa_client_type client)
{
if (client >= IPA_CLIENT_MAX || client < 0) {
IPAERR("Bad client number! client =%d\n", client);
return -EINVAL;
}
return ipa3_ep_mapping[ipa3_get_hw_type_index()]
[client].qmb_master_sel;
}
/* ipa3_set_client() - provide client mapping
* @client: client type
*
* Return value: none
*/
void ipa3_set_client(int index, enum ipacm_client_enum client, bool uplink)
{
if (client >= IPACM_CLIENT_MAX || client < IPACM_CLIENT_USB) {
IPAERR("Bad client number! client =%d\n", client);
} else if (index >= IPA3_MAX_NUM_PIPES || index < 0) {
IPAERR("Bad pipe index! index =%d\n", index);
} else {
ipa3_ctx->ipacm_client[index].client_enum = client;
ipa3_ctx->ipacm_client[index].uplink = uplink;
}
}
/**
* ipa3_get_client() - provide client mapping
* @client: client type
*
* Return value: none
*/
enum ipacm_client_enum ipa3_get_client(int pipe_idx)
{
if (pipe_idx >= IPA3_MAX_NUM_PIPES || pipe_idx < 0) {
IPAERR("Bad pipe index! pipe_idx =%d\n", pipe_idx);
return IPACM_CLIENT_MAX;
} else {
return ipa3_ctx->ipacm_client[pipe_idx].client_enum;
}
}
/**
* ipa2_get_client_uplink() - provide client mapping
* @client: client type
*
* Return value: none
*/
bool ipa3_get_client_uplink(int pipe_idx)
{
return ipa3_ctx->ipacm_client[pipe_idx].uplink;
}
/**
* ipa3_get_rm_resource_from_ep() - get the IPA_RM resource which is related to
* the supplied pipe index.
*
* @pipe_idx:
*
* Return value: IPA_RM resource related to the pipe, -1 if a resource was not
* found.
*/
enum ipa_rm_resource_name ipa3_get_rm_resource_from_ep(int pipe_idx)
{
int i;
int j;
enum ipa_client_type client;
struct ipa3_client_names clients;
bool found = false;
if (pipe_idx >= ipa3_ctx->ipa_num_pipes || pipe_idx < 0) {
IPAERR("Bad pipe index!\n");
return -EINVAL;
}
client = ipa3_ctx->ep[pipe_idx].client;
for (i = 0; i < IPA_RM_RESOURCE_MAX; i++) {
memset(&clients, 0, sizeof(clients));
ipa3_get_clients_from_rm_resource(i, &clients);
for (j = 0; j < clients.length; j++) {
if (clients.names[j] == client) {
found = true;
break;
}
}
if (found)
break;
}
if (!found)
return -EFAULT;
return i;
}
/**
* ipa3_get_client_mapping() - provide client mapping
* @pipe_idx: IPA end-point number
*
* Return value: client mapping
*/
enum ipa_client_type ipa3_get_client_mapping(int pipe_idx)
{
if (pipe_idx >= ipa3_ctx->ipa_num_pipes || pipe_idx < 0) {
IPAERR("Bad pipe index!\n");
return -EINVAL;
}
return ipa3_ctx->ep[pipe_idx].client;
}
/**
* ipa_init_ep_flt_bitmap() - Initialize the bitmap
* that represents the End-points that supports filtering
*/
void ipa_init_ep_flt_bitmap(void)
{
enum ipa_client_type cl;
u8 hw_type_idx = ipa3_get_hw_type_index();
u32 bitmap;
bitmap = 0;
BUG_ON(ipa3_ctx->ep_flt_bitmap);
for (cl = 0; cl < IPA_CLIENT_MAX ; cl++) {
if (ipa3_ep_mapping[hw_type_idx][cl].support_flt) {
bitmap |=
(1U<<ipa3_ep_mapping[hw_type_idx][cl].pipe_num);
if (bitmap != ipa3_ctx->ep_flt_bitmap) {
ipa3_ctx->ep_flt_bitmap = bitmap;
ipa3_ctx->ep_flt_num++;
}
}
}
}
/**
* ipa_is_ep_support_flt() - Given an End-point check
* whether it supports filtering or not.
*
* @pipe_idx:
*
* Return values:
* true if supports and false if not
*/
bool ipa_is_ep_support_flt(int pipe_idx)
{
if (pipe_idx >= ipa3_ctx->ipa_num_pipes || pipe_idx < 0) {
IPAERR("Bad pipe index!\n");
return false;
}
return ipa3_ctx->ep_flt_bitmap & (1U<<pipe_idx);
}
/**
* ipa3_cfg_ep_seq() - IPA end-point HPS/DPS sequencer type configuration
* @clnt_hdl: [in] opaque client handle assigned by IPA to client
*
* Returns: 0 on success, negative on failure
*
* Note: Should not be called from atomic context
*/
int ipa3_cfg_ep_seq(u32 clnt_hdl, const struct ipa_ep_cfg_seq *seq_cfg)
{
int type;
if (clnt_hdl >= ipa3_ctx->ipa_num_pipes ||
ipa3_ctx->ep[clnt_hdl].valid == 0) {
IPAERR("bad param, clnt_hdl = %d", clnt_hdl);
return -EINVAL;
}
if (IPA_CLIENT_IS_CONS(ipa3_ctx->ep[clnt_hdl].client)) {
IPAERR("SEQ does not apply to IPA consumer EP %d\n", clnt_hdl);
return -EINVAL;
}
/*
* Skip Configure sequencers type for test clients.
* These are configured dynamically in ipa3_cfg_ep_mode
*/
if (IPA_CLIENT_IS_TEST(ipa3_ctx->ep[clnt_hdl].client)) {
IPADBG("Skip sequencers configuration for test clients\n");
return 0;
}
if (seq_cfg->set_dynamic)
type = seq_cfg->seq_type;
else
type = ipa3_ep_mapping[ipa3_get_hw_type_index()]
[ipa3_ctx->ep[clnt_hdl].client].sequencer_type;
if (type != IPA_DPS_HPS_SEQ_TYPE_INVALID) {
if (ipa3_ctx->ep[clnt_hdl].cfg.mode.mode == IPA_DMA &&
!IPA_DPS_HPS_SEQ_TYPE_IS_DMA(type)) {
IPAERR("Configuring non-DMA SEQ type to DMA pipe\n");
BUG();
}
IPA_ACTIVE_CLIENTS_INC_EP(ipa3_get_client_mapping(clnt_hdl));
/* Configure sequencers type*/
IPADBG("set sequencers to sequence 0x%x, ep = %d\n", type,
clnt_hdl);
ipahal_write_reg_n(IPA_ENDP_INIT_SEQ_n, clnt_hdl, type);
IPA_ACTIVE_CLIENTS_DEC_EP(ipa3_get_client_mapping(clnt_hdl));
} else {
IPADBG("should not set sequencer type of ep = %d\n", clnt_hdl);
}
return 0;
}
/**
* ipa3_cfg_ep - IPA end-point configuration
* @clnt_hdl: [in] opaque client handle assigned by IPA to client
* @ipa_ep_cfg: [in] IPA end-point configuration params
*
* This includes nat, header, mode, aggregation and route settings and is a one
* shot API to configure the IPA end-point fully
*
* Returns: 0 on success, negative on failure
*
* Note: Should not be called from atomic context
*/
int ipa3_cfg_ep(u32 clnt_hdl, const struct ipa_ep_cfg *ipa_ep_cfg)
{
int result = -EINVAL;
if (clnt_hdl >= ipa3_ctx->ipa_num_pipes ||
ipa3_ctx->ep[clnt_hdl].valid == 0 || ipa_ep_cfg == NULL) {
IPAERR("bad parm.\n");
return -EINVAL;
}
result = ipa3_cfg_ep_hdr(clnt_hdl, &ipa_ep_cfg->hdr);
if (result)
return result;
result = ipa3_cfg_ep_hdr_ext(clnt_hdl, &ipa_ep_cfg->hdr_ext);
if (result)
return result;
result = ipa3_cfg_ep_aggr(clnt_hdl, &ipa_ep_cfg->aggr);
if (result)
return result;
result = ipa3_cfg_ep_cfg(clnt_hdl, &ipa_ep_cfg->cfg);
if (result)
return result;
if (IPA_CLIENT_IS_PROD(ipa3_ctx->ep[clnt_hdl].client)) {
result = ipa3_cfg_ep_nat(clnt_hdl, &ipa_ep_cfg->nat);
if (result)
return result;
result = ipa3_cfg_ep_mode(clnt_hdl, &ipa_ep_cfg->mode);
if (result)
return result;
result = ipa3_cfg_ep_seq(clnt_hdl, &ipa_ep_cfg->seq);
if (result)
return result;
result = ipa3_cfg_ep_route(clnt_hdl, &ipa_ep_cfg->route);
if (result)
return result;
result = ipa3_cfg_ep_deaggr(clnt_hdl, &ipa_ep_cfg->deaggr);
if (result)
return result;
} else {
result = ipa3_cfg_ep_metadata_mask(clnt_hdl,
&ipa_ep_cfg->metadata_mask);
if (result)
return result;
}
return 0;
}
const char *ipa3_get_nat_en_str(enum ipa_nat_en_type nat_en)
{
switch (nat_en) {
case (IPA_BYPASS_NAT):
return "NAT disabled";
case (IPA_SRC_NAT):
return "Source NAT";
case (IPA_DST_NAT):
return "Dst NAT";
}
return "undefined";
}
/**
* ipa3_cfg_ep_nat() - IPA end-point NAT configuration
* @clnt_hdl: [in] opaque client handle assigned by IPA to client
* @ipa_ep_cfg: [in] IPA end-point configuration params
*
* Returns: 0 on success, negative on failure
*
* Note: Should not be called from atomic context
*/
int ipa3_cfg_ep_nat(u32 clnt_hdl, const struct ipa_ep_cfg_nat *ep_nat)
{
if (clnt_hdl >= ipa3_ctx->ipa_num_pipes ||
ipa3_ctx->ep[clnt_hdl].valid == 0 || ep_nat == NULL) {
IPAERR("bad parm, clnt_hdl = %d , ep_valid = %d\n",
clnt_hdl,
ipa3_ctx->ep[clnt_hdl].valid);
return -EINVAL;
}
if (IPA_CLIENT_IS_CONS(ipa3_ctx->ep[clnt_hdl].client)) {
IPAERR("NAT does not apply to IPA out EP %d\n", clnt_hdl);
return -EINVAL;
}
IPADBG("pipe=%d, nat_en=%d(%s)\n",
clnt_hdl,
ep_nat->nat_en,
ipa3_get_nat_en_str(ep_nat->nat_en));
/* copy over EP cfg */
ipa3_ctx->ep[clnt_hdl].cfg.nat = *ep_nat;
IPA_ACTIVE_CLIENTS_INC_EP(ipa3_get_client_mapping(clnt_hdl));
ipahal_write_reg_n_fields(IPA_ENDP_INIT_NAT_n, clnt_hdl, ep_nat);
IPA_ACTIVE_CLIENTS_DEC_EP(ipa3_get_client_mapping(clnt_hdl));
return 0;
}
/**
* ipa3_cfg_ep_status() - IPA end-point status configuration
* @clnt_hdl: [in] opaque client handle assigned by IPA to client
* @ipa_ep_cfg: [in] IPA end-point configuration params
*
* Returns: 0 on success, negative on failure
*
* Note: Should not be called from atomic context
*/
int ipa3_cfg_ep_status(u32 clnt_hdl,
const struct ipahal_reg_ep_cfg_status *ep_status)
{
if (clnt_hdl >= ipa3_ctx->ipa_num_pipes ||
ipa3_ctx->ep[clnt_hdl].valid == 0 || ep_status == NULL) {
IPAERR("bad parm, clnt_hdl = %d , ep_valid = %d\n",
clnt_hdl,
ipa3_ctx->ep[clnt_hdl].valid);
return -EINVAL;
}
IPADBG("pipe=%d, status_en=%d status_ep=%d status_location=%d\n",
clnt_hdl,
ep_status->status_en,
ep_status->status_ep,
ep_status->status_location);
/* copy over EP cfg */
ipa3_ctx->ep[clnt_hdl].status = *ep_status;
IPA_ACTIVE_CLIENTS_INC_EP(ipa3_get_client_mapping(clnt_hdl));
ipahal_write_reg_n_fields(IPA_ENDP_STATUS_n, clnt_hdl, ep_status);
IPA_ACTIVE_CLIENTS_DEC_EP(ipa3_get_client_mapping(clnt_hdl));
return 0;
}
/**
* ipa3_cfg_ep_cfg() - IPA end-point cfg configuration
* @clnt_hdl: [in] opaque client handle assigned by IPA to client
* @ipa_ep_cfg: [in] IPA end-point configuration params
*
* Returns: 0 on success, negative on failure
*
* Note: Should not be called from atomic context
*/
int ipa3_cfg_ep_cfg(u32 clnt_hdl, const struct ipa_ep_cfg_cfg *cfg)
{
u8 qmb_master_sel;
if (clnt_hdl >= ipa3_ctx->ipa_num_pipes ||
ipa3_ctx->ep[clnt_hdl].valid == 0 || cfg == NULL) {
IPAERR("bad parm, clnt_hdl = %d , ep_valid = %d\n",
clnt_hdl,
ipa3_ctx->ep[clnt_hdl].valid);
return -EINVAL;
}
/* copy over EP cfg */
ipa3_ctx->ep[clnt_hdl].cfg.cfg = *cfg;
/* Override QMB master selection */
qmb_master_sel = ipa3_get_qmb_master_sel(ipa3_ctx->ep[clnt_hdl].client);
ipa3_ctx->ep[clnt_hdl].cfg.cfg.gen_qmb_master_sel = qmb_master_sel;
IPADBG(
"pipe=%d, frag_ofld_en=%d cs_ofld_en=%d mdata_hdr_ofst=%d gen_qmb_master_sel=%d\n",
clnt_hdl,
ipa3_ctx->ep[clnt_hdl].cfg.cfg.frag_offload_en,
ipa3_ctx->ep[clnt_hdl].cfg.cfg.cs_offload_en,
ipa3_ctx->ep[clnt_hdl].cfg.cfg.cs_metadata_hdr_offset,
ipa3_ctx->ep[clnt_hdl].cfg.cfg.gen_qmb_master_sel);
IPA_ACTIVE_CLIENTS_INC_EP(ipa3_get_client_mapping(clnt_hdl));
ipahal_write_reg_n_fields(IPA_ENDP_INIT_CFG_n, clnt_hdl,
&ipa3_ctx->ep[clnt_hdl].cfg.cfg);
IPA_ACTIVE_CLIENTS_DEC_EP(ipa3_get_client_mapping(clnt_hdl));
return 0;
}
/**
* ipa3_cfg_ep_metadata_mask() - IPA end-point meta-data mask configuration
* @clnt_hdl: [in] opaque client handle assigned by IPA to client
* @ipa_ep_cfg: [in] IPA end-point configuration params
*
* Returns: 0 on success, negative on failure
*
* Note: Should not be called from atomic context
*/
int ipa3_cfg_ep_metadata_mask(u32 clnt_hdl,
const struct ipa_ep_cfg_metadata_mask
*metadata_mask)
{
if (clnt_hdl >= ipa3_ctx->ipa_num_pipes ||
ipa3_ctx->ep[clnt_hdl].valid == 0 || metadata_mask == NULL) {
IPAERR("bad parm, clnt_hdl = %d , ep_valid = %d\n",
clnt_hdl,
ipa3_ctx->ep[clnt_hdl].valid);
return -EINVAL;
}
IPADBG("pipe=%d, metadata_mask=0x%x\n",
clnt_hdl,
metadata_mask->metadata_mask);
/* copy over EP cfg */
ipa3_ctx->ep[clnt_hdl].cfg.metadata_mask = *metadata_mask;
IPA_ACTIVE_CLIENTS_INC_EP(ipa3_get_client_mapping(clnt_hdl));
ipahal_write_reg_n_fields(IPA_ENDP_INIT_HDR_METADATA_MASK_n,
clnt_hdl, metadata_mask);
IPA_ACTIVE_CLIENTS_DEC_EP(ipa3_get_client_mapping(clnt_hdl));
return 0;
}
/**
* ipa3_cfg_ep_hdr() - IPA end-point header configuration
* @clnt_hdl: [in] opaque client handle assigned by IPA to client
* @ipa_ep_cfg: [in] IPA end-point configuration params
*
* Returns: 0 on success, negative on failure
*
* Note: Should not be called from atomic context
*/
int ipa3_cfg_ep_hdr(u32 clnt_hdl, const struct ipa_ep_cfg_hdr *ep_hdr)
{
struct ipa3_ep_context *ep;
if (clnt_hdl >= ipa3_ctx->ipa_num_pipes ||
ipa3_ctx->ep[clnt_hdl].valid == 0 || ep_hdr == NULL) {
IPAERR("bad parm, clnt_hdl = %d , ep_valid = %d\n",
clnt_hdl, ipa3_ctx->ep[clnt_hdl].valid);
return -EINVAL;
}
IPADBG("pipe=%d metadata_reg_valid=%d\n",
clnt_hdl,
ep_hdr->hdr_metadata_reg_valid);
IPADBG("remove_additional=%d, a5_mux=%d, ofst_pkt_size=0x%x\n",
ep_hdr->hdr_remove_additional,
ep_hdr->hdr_a5_mux,
ep_hdr->hdr_ofst_pkt_size);
IPADBG("ofst_pkt_size_valid=%d, additional_const_len=0x%x\n",
ep_hdr->hdr_ofst_pkt_size_valid,
ep_hdr->hdr_additional_const_len);
IPADBG("ofst_metadata=0x%x, ofst_metadata_valid=%d, len=0x%x",
ep_hdr->hdr_ofst_metadata,
ep_hdr->hdr_ofst_metadata_valid,
ep_hdr->hdr_len);
ep = &ipa3_ctx->ep[clnt_hdl];
/* copy over EP cfg */
ep->cfg.hdr = *ep_hdr;
IPA_ACTIVE_CLIENTS_INC_EP(ipa3_get_client_mapping(clnt_hdl));
ipahal_write_reg_n_fields(IPA_ENDP_INIT_HDR_n, clnt_hdl, &ep->cfg.hdr);
IPA_ACTIVE_CLIENTS_DEC_EP(ipa3_get_client_mapping(clnt_hdl));
return 0;
}
/**
* ipa3_cfg_ep_hdr_ext() - IPA end-point extended header configuration
* @clnt_hdl: [in] opaque client handle assigned by IPA to client
* @ep_hdr_ext: [in] IPA end-point configuration params
*
* Returns: 0 on success, negative on failure
*
* Note: Should not be called from atomic context
*/
int ipa3_cfg_ep_hdr_ext(u32 clnt_hdl,
const struct ipa_ep_cfg_hdr_ext *ep_hdr_ext)
{
struct ipa3_ep_context *ep;
if (clnt_hdl >= ipa3_ctx->ipa_num_pipes ||
ipa3_ctx->ep[clnt_hdl].valid == 0 || ep_hdr_ext == NULL) {
IPAERR("bad parm, clnt_hdl = %d , ep_valid = %d\n",
clnt_hdl, ipa3_ctx->ep[clnt_hdl].valid);
return -EINVAL;
}
IPADBG("pipe=%d hdr_pad_to_alignment=%d\n",
clnt_hdl,
ep_hdr_ext->hdr_pad_to_alignment);
IPADBG("hdr_total_len_or_pad_offset=%d\n",
ep_hdr_ext->hdr_total_len_or_pad_offset);
IPADBG("hdr_payload_len_inc_padding=%d hdr_total_len_or_pad=%d\n",
ep_hdr_ext->hdr_payload_len_inc_padding,
ep_hdr_ext->hdr_total_len_or_pad);
IPADBG("hdr_total_len_or_pad_valid=%d hdr_little_endian=%d\n",
ep_hdr_ext->hdr_total_len_or_pad_valid,
ep_hdr_ext->hdr_little_endian);
ep = &ipa3_ctx->ep[clnt_hdl];
/* copy over EP cfg */
ep->cfg.hdr_ext = *ep_hdr_ext;
IPA_ACTIVE_CLIENTS_INC_EP(ipa3_get_client_mapping(clnt_hdl));
ipahal_write_reg_n_fields(IPA_ENDP_INIT_HDR_EXT_n, clnt_hdl,
&ep->cfg.hdr_ext);
IPA_ACTIVE_CLIENTS_DEC_EP(ipa3_get_client_mapping(clnt_hdl));
return 0;
}
/**
* ipa3_cfg_ep_ctrl() - IPA end-point Control configuration
* @clnt_hdl: [in] opaque client handle assigned by IPA to client
* @ipa_ep_cfg_ctrl: [in] IPA end-point configuration params
*
* Returns: 0 on success, negative on failure
*/
int ipa3_cfg_ep_ctrl(u32 clnt_hdl, const struct ipa_ep_cfg_ctrl *ep_ctrl)
{
if (clnt_hdl >= ipa3_ctx->ipa_num_pipes || ep_ctrl == NULL) {
IPAERR("bad parm, clnt_hdl = %d\n", clnt_hdl);
return -EINVAL;
}
IPADBG("pipe=%d ep_suspend=%d, ep_delay=%d\n",
clnt_hdl,
ep_ctrl->ipa_ep_suspend,
ep_ctrl->ipa_ep_delay);
ipahal_write_reg_n_fields(IPA_ENDP_INIT_CTRL_n, clnt_hdl, ep_ctrl);
if (ep_ctrl->ipa_ep_suspend == true &&
IPA_CLIENT_IS_CONS(ipa3_ctx->ep[clnt_hdl].client))
ipa3_suspend_active_aggr_wa(clnt_hdl);
return 0;
}
const char *ipa3_get_mode_type_str(enum ipa_mode_type mode)
{
switch (mode) {
case (IPA_BASIC):
return "Basic";
case (IPA_ENABLE_FRAMING_HDLC):
return "HDLC framing";
case (IPA_ENABLE_DEFRAMING_HDLC):
return "HDLC de-framing";
case (IPA_DMA):
return "DMA";
}
return "undefined";
}
/**
* ipa3_cfg_ep_mode() - IPA end-point mode configuration
* @clnt_hdl: [in] opaque client handle assigned by IPA to client
* @ipa_ep_cfg: [in] IPA end-point configuration params
*
* Returns: 0 on success, negative on failure
*
* Note: Should not be called from atomic context
*/
int ipa3_cfg_ep_mode(u32 clnt_hdl, const struct ipa_ep_cfg_mode *ep_mode)
{
int ep;
int type;
struct ipahal_reg_endp_init_mode init_mode;
if (clnt_hdl >= ipa3_ctx->ipa_num_pipes ||
ipa3_ctx->ep[clnt_hdl].valid == 0 || ep_mode == NULL) {
IPAERR("bad params clnt_hdl=%d , ep_valid=%d ep_mode=%p\n",
clnt_hdl, ipa3_ctx->ep[clnt_hdl].valid,
ep_mode);
return -EINVAL;
}
if (IPA_CLIENT_IS_CONS(ipa3_ctx->ep[clnt_hdl].client)) {
IPAERR("MODE does not apply to IPA out EP %d\n", clnt_hdl);
return -EINVAL;
}
ep = ipa3_get_ep_mapping(ep_mode->dst);
if (ep == -1 && ep_mode->mode == IPA_DMA) {
IPAERR("dst %d does not exist in DMA mode\n", ep_mode->dst);
return -EINVAL;
}
WARN_ON(ep_mode->mode == IPA_DMA && IPA_CLIENT_IS_PROD(ep_mode->dst));
if (!IPA_CLIENT_IS_CONS(ep_mode->dst))
ep = ipa3_get_ep_mapping(IPA_CLIENT_APPS_LAN_CONS);
IPADBG("pipe=%d mode=%d(%s), dst_client_number=%d",
clnt_hdl,
ep_mode->mode,
ipa3_get_mode_type_str(ep_mode->mode),
ep_mode->dst);
/* copy over EP cfg */
ipa3_ctx->ep[clnt_hdl].cfg.mode = *ep_mode;
ipa3_ctx->ep[clnt_hdl].dst_pipe_index = ep;
IPA_ACTIVE_CLIENTS_INC_EP(ipa3_get_client_mapping(clnt_hdl));
init_mode.dst_pipe_number = ipa3_ctx->ep[clnt_hdl].dst_pipe_index;
init_mode.ep_mode = *ep_mode;
ipahal_write_reg_n_fields(IPA_ENDP_INIT_MODE_n, clnt_hdl, &init_mode);
/* Configure sequencers type for test clients*/
if (IPA_CLIENT_IS_TEST(ipa3_ctx->ep[clnt_hdl].client)) {
if (ep_mode->mode == IPA_DMA)
type = IPA_DPS_HPS_SEQ_TYPE_DMA_ONLY;
else
type = IPA_DPS_HPS_SEQ_TYPE_PKT_PROCESS_NO_DEC_UCP;
IPADBG(" set sequencers to sequance 0x%x, ep = %d\n", type,
clnt_hdl);
ipahal_write_reg_n(IPA_ENDP_INIT_SEQ_n, clnt_hdl, type);
}
IPA_ACTIVE_CLIENTS_DEC_EP(ipa3_get_client_mapping(clnt_hdl));
return 0;
}
const char *ipa3_get_aggr_enable_str(enum ipa_aggr_en_type aggr_en)
{
switch (aggr_en) {
case (IPA_BYPASS_AGGR):
return "no aggregation";
case (IPA_ENABLE_AGGR):
return "aggregation enabled";
case (IPA_ENABLE_DEAGGR):
return "de-aggregation enabled";
}
return "undefined";
}
const char *ipa3_get_aggr_type_str(enum ipa_aggr_type aggr_type)
{
switch (aggr_type) {
case (IPA_MBIM_16):
return "MBIM_16";
case (IPA_HDLC):
return "HDLC";
case (IPA_TLP):
return "TLP";
case (IPA_RNDIS):
return "RNDIS";
case (IPA_GENERIC):
return "GENERIC";
case (IPA_QCMAP):
return "QCMAP";
}
return "undefined";
}
/**
* ipa3_cfg_ep_aggr() - IPA end-point aggregation configuration
* @clnt_hdl: [in] opaque client handle assigned by IPA to client
* @ipa_ep_cfg: [in] IPA end-point configuration params
*
* Returns: 0 on success, negative on failure
*
* Note: Should not be called from atomic context
*/
int ipa3_cfg_ep_aggr(u32 clnt_hdl, const struct ipa_ep_cfg_aggr *ep_aggr)
{
if (clnt_hdl >= ipa3_ctx->ipa_num_pipes ||
ipa3_ctx->ep[clnt_hdl].valid == 0 || ep_aggr == NULL) {
IPAERR("bad parm, clnt_hdl = %d , ep_valid = %d\n",
clnt_hdl, ipa3_ctx->ep[clnt_hdl].valid);
return -EINVAL;
}
if (ep_aggr->aggr_en == IPA_ENABLE_DEAGGR &&
!IPA_EP_SUPPORTS_DEAGGR(clnt_hdl)) {
IPAERR("pipe=%d cannot be configured to DEAGGR\n", clnt_hdl);
WARN_ON(1);
return -EINVAL;
}
IPADBG("pipe=%d en=%d(%s), type=%d(%s), byte_limit=%d, time_limit=%d\n",
clnt_hdl,
ep_aggr->aggr_en,
ipa3_get_aggr_enable_str(ep_aggr->aggr_en),
ep_aggr->aggr,
ipa3_get_aggr_type_str(ep_aggr->aggr),
ep_aggr->aggr_byte_limit,
ep_aggr->aggr_time_limit);
IPADBG("hard_byte_limit_en=%d aggr_sw_eof_active=%d\n",
ep_aggr->aggr_hard_byte_limit_en,
ep_aggr->aggr_sw_eof_active);
/* copy over EP cfg */
ipa3_ctx->ep[clnt_hdl].cfg.aggr = *ep_aggr;
IPA_ACTIVE_CLIENTS_INC_EP(ipa3_get_client_mapping(clnt_hdl));
ipahal_write_reg_n_fields(IPA_ENDP_INIT_AGGR_n, clnt_hdl, ep_aggr);
IPA_ACTIVE_CLIENTS_DEC_EP(ipa3_get_client_mapping(clnt_hdl));
return 0;
}
/**
* ipa3_cfg_ep_route() - IPA end-point routing configuration
* @clnt_hdl: [in] opaque client handle assigned by IPA to client
* @ipa_ep_cfg: [in] IPA end-point configuration params
*
* Returns: 0 on success, negative on failure
*
* Note: Should not be called from atomic context
*/
int ipa3_cfg_ep_route(u32 clnt_hdl, const struct ipa_ep_cfg_route *ep_route)
{
struct ipahal_reg_endp_init_route init_rt;
if (clnt_hdl >= ipa3_ctx->ipa_num_pipes ||
ipa3_ctx->ep[clnt_hdl].valid == 0 || ep_route == NULL) {
IPAERR("bad parm, clnt_hdl = %d , ep_valid = %d\n",
clnt_hdl, ipa3_ctx->ep[clnt_hdl].valid);
return -EINVAL;
}
if (IPA_CLIENT_IS_CONS(ipa3_ctx->ep[clnt_hdl].client)) {
IPAERR("ROUTE does not apply to IPA out EP %d\n",
clnt_hdl);
return -EINVAL;
}
/*
* if DMA mode was configured previously for this EP, return with
* success
*/
if (ipa3_ctx->ep[clnt_hdl].cfg.mode.mode == IPA_DMA) {
IPADBG("DMA enabled for ep %d, dst pipe is part of DMA\n",
clnt_hdl);
return 0;
}
if (ep_route->rt_tbl_hdl)
IPAERR("client specified non-zero RT TBL hdl - ignore it\n");
IPADBG("pipe=%d, rt_tbl_hdl=%d\n",
clnt_hdl,
ep_route->rt_tbl_hdl);
/* always use "default" routing table when programming EP ROUTE reg */
ipa3_ctx->ep[clnt_hdl].rt_tbl_idx =
IPA_MEM_PART(v4_apps_rt_index_lo);
IPA_ACTIVE_CLIENTS_INC_EP(ipa3_get_client_mapping(clnt_hdl));
init_rt.route_table_index = ipa3_ctx->ep[clnt_hdl].rt_tbl_idx;
ipahal_write_reg_n_fields(IPA_ENDP_INIT_ROUTE_n, clnt_hdl, &init_rt);
IPA_ACTIVE_CLIENTS_DEC_EP(ipa3_get_client_mapping(clnt_hdl));
return 0;
}
/**
* ipa3_cfg_ep_holb() - IPA end-point holb configuration
*
* If an IPA producer pipe is full, IPA HW by default will block
* indefinitely till space opens up. During this time no packets
* including those from unrelated pipes will be processed. Enabling
* HOLB means IPA HW will be allowed to drop packets as/when needed
* and indefinite blocking is avoided.
*
* @clnt_hdl: [in] opaque client handle assigned by IPA to client
* @ipa_ep_cfg: [in] IPA end-point configuration params
*
* Returns: 0 on success, negative on failure
*/
int ipa3_cfg_ep_holb(u32 clnt_hdl, const struct ipa_ep_cfg_holb *ep_holb)
{
if (clnt_hdl >= ipa3_ctx->ipa_num_pipes ||
ipa3_ctx->ep[clnt_hdl].valid == 0 || ep_holb == NULL ||
ep_holb->tmr_val > ipa3_ctx->ctrl->max_holb_tmr_val ||
ep_holb->en > 1) {
IPAERR("bad parm.\n");
return -EINVAL;
}
if (IPA_CLIENT_IS_PROD(ipa3_ctx->ep[clnt_hdl].client)) {
IPAERR("HOLB does not apply to IPA in EP %d\n", clnt_hdl);
return -EINVAL;
}
ipa3_ctx->ep[clnt_hdl].holb = *ep_holb;
IPA_ACTIVE_CLIENTS_INC_EP(ipa3_get_client_mapping(clnt_hdl));
ipahal_write_reg_n_fields(IPA_ENDP_INIT_HOL_BLOCK_EN_n, clnt_hdl,
ep_holb);
ipahal_write_reg_n_fields(IPA_ENDP_INIT_HOL_BLOCK_TIMER_n, clnt_hdl,
ep_holb);
IPA_ACTIVE_CLIENTS_DEC_EP(ipa3_get_client_mapping(clnt_hdl));
IPADBG("cfg holb %u ep=%d tmr=%d\n", ep_holb->en, clnt_hdl,
ep_holb->tmr_val);
return 0;
}
/**
* ipa3_cfg_ep_holb_by_client() - IPA end-point holb configuration
*
* Wrapper function for ipa3_cfg_ep_holb() with client name instead of
* client handle. This function is used for clients that does not have
* client handle.
*
* @client: [in] client name
* @ipa_ep_cfg: [in] IPA end-point configuration params
*
* Returns: 0 on success, negative on failure
*/
int ipa3_cfg_ep_holb_by_client(enum ipa_client_type client,
const struct ipa_ep_cfg_holb *ep_holb)
{
return ipa3_cfg_ep_holb(ipa3_get_ep_mapping(client), ep_holb);
}
/**
* ipa3_cfg_ep_deaggr() - IPA end-point deaggregation configuration
* @clnt_hdl: [in] opaque client handle assigned by IPA to client
* @ep_deaggr: [in] IPA end-point configuration params
*
* Returns: 0 on success, negative on failure
*
* Note: Should not be called from atomic context
*/
int ipa3_cfg_ep_deaggr(u32 clnt_hdl,
const struct ipa_ep_cfg_deaggr *ep_deaggr)
{
struct ipa3_ep_context *ep;
if (clnt_hdl >= ipa3_ctx->ipa_num_pipes ||
ipa3_ctx->ep[clnt_hdl].valid == 0 || ep_deaggr == NULL) {
IPAERR("bad parm, clnt_hdl = %d , ep_valid = %d\n",
clnt_hdl, ipa3_ctx->ep[clnt_hdl].valid);
return -EINVAL;
}
IPADBG("pipe=%d deaggr_hdr_len=%d\n",
clnt_hdl,
ep_deaggr->deaggr_hdr_len);
IPADBG("packet_offset_valid=%d\n",
ep_deaggr->packet_offset_valid);
IPADBG("packet_offset_location=%d max_packet_len=%d\n",
ep_deaggr->packet_offset_location,
ep_deaggr->max_packet_len);
ep = &ipa3_ctx->ep[clnt_hdl];
/* copy over EP cfg */
ep->cfg.deaggr = *ep_deaggr;
IPA_ACTIVE_CLIENTS_INC_EP(ipa3_get_client_mapping(clnt_hdl));
ipahal_write_reg_n_fields(IPA_ENDP_INIT_DEAGGR_n, clnt_hdl,
&ep->cfg.deaggr);
IPA_ACTIVE_CLIENTS_DEC_EP(ipa3_get_client_mapping(clnt_hdl));
return 0;
}
/**
* ipa3_cfg_ep_metadata() - IPA end-point metadata configuration
* @clnt_hdl: [in] opaque client handle assigned by IPA to client
* @ipa_ep_cfg: [in] IPA end-point configuration params
*
* Returns: 0 on success, negative on failure
*
* Note: Should not be called from atomic context
*/
int ipa3_cfg_ep_metadata(u32 clnt_hdl, const struct ipa_ep_cfg_metadata *ep_md)
{
u32 qmap_id = 0;
struct ipa_ep_cfg_metadata ep_md_reg_wrt;
if (clnt_hdl >= ipa3_ctx->ipa_num_pipes ||
ipa3_ctx->ep[clnt_hdl].valid == 0 || ep_md == NULL) {
IPAERR("bad parm, clnt_hdl = %d , ep_valid = %d\n",
clnt_hdl, ipa3_ctx->ep[clnt_hdl].valid);
return -EINVAL;
}
IPADBG("pipe=%d, mux id=%d\n", clnt_hdl, ep_md->qmap_id);
/* copy over EP cfg */
ipa3_ctx->ep[clnt_hdl].cfg.meta = *ep_md;
IPA_ACTIVE_CLIENTS_INC_EP(ipa3_get_client_mapping(clnt_hdl));
ep_md_reg_wrt = *ep_md;
qmap_id = (ep_md->qmap_id <<
IPA_ENDP_INIT_HDR_METADATA_n_MUX_ID_SHFT) &
IPA_ENDP_INIT_HDR_METADATA_n_MUX_ID_BMASK;
ep_md_reg_wrt.qmap_id = qmap_id;
ipahal_write_reg_n_fields(IPA_ENDP_INIT_HDR_METADATA_n, clnt_hdl,
&ep_md_reg_wrt);
ipa3_ctx->ep[clnt_hdl].cfg.hdr.hdr_metadata_reg_valid = 1;
ipahal_write_reg_n_fields(IPA_ENDP_INIT_HDR_n, clnt_hdl,
&ipa3_ctx->ep[clnt_hdl].cfg.hdr);
IPA_ACTIVE_CLIENTS_DEC_EP(ipa3_get_client_mapping(clnt_hdl));
return 0;
}
int ipa3_write_qmap_id(struct ipa_ioc_write_qmapid *param_in)
{
struct ipa_ep_cfg_metadata meta;
struct ipa3_ep_context *ep;
int ipa_ep_idx;
int result = -EINVAL;
if (param_in->client >= IPA_CLIENT_MAX) {
IPAERR("bad parm client:%d\n", param_in->client);
goto fail;
}
ipa_ep_idx = ipa3_get_ep_mapping(param_in->client);
if (ipa_ep_idx == -1) {
IPAERR("Invalid client.\n");
goto fail;
}
ep = &ipa3_ctx->ep[ipa_ep_idx];
if (!ep->valid) {
IPAERR("EP not allocated.\n");
goto fail;
}
meta.qmap_id = param_in->qmap_id;
if (param_in->client == IPA_CLIENT_USB_PROD ||
param_in->client == IPA_CLIENT_HSIC1_PROD ||
param_in->client == IPA_CLIENT_ODU_PROD) {
result = ipa3_cfg_ep_metadata(ipa_ep_idx, &meta);
} else if (param_in->client == IPA_CLIENT_WLAN1_PROD) {
ipa3_ctx->ep[ipa_ep_idx].cfg.meta = meta;
result = ipa3_write_qmapid_wdi_pipe(ipa_ep_idx, meta.qmap_id);
if (result)
IPAERR("qmap_id %d write failed on ep=%d\n",
meta.qmap_id, ipa_ep_idx);
result = 0;
}
fail:
return result;
}
/**
* ipa3_dump_buff_internal() - dumps buffer for debug purposes
* @base: buffer base address
* @phy_base: buffer physical base address
* @size: size of the buffer
*/
void ipa3_dump_buff_internal(void *base, dma_addr_t phy_base, u32 size)
{
int i;
u32 *cur = (u32 *)base;
u8 *byt;
IPADBG("system phys addr=%pa len=%u\n", &phy_base, size);
for (i = 0; i < size / 4; i++) {
byt = (u8 *)(cur + i);
IPADBG("%2d %08x %02x %02x %02x %02x\n", i, *(cur + i),
byt[0], byt[1], byt[2], byt[3]);
}
IPADBG("END\n");
}
/**
* ipa3_pipe_mem_init() - initialize the pipe memory
* @start_ofst: start offset
* @size: size
*
* Return value:
* 0: success
* -ENOMEM: no memory
*/
int ipa3_pipe_mem_init(u32 start_ofst, u32 size)
{
int res;
u32 aligned_start_ofst;
u32 aligned_size;
struct gen_pool *pool;
if (!size) {
IPAERR("no IPA pipe memory allocated\n");
goto fail;
}
aligned_start_ofst = IPA_PIPE_MEM_START_OFST_ALIGNMENT(start_ofst);
aligned_size = size - (aligned_start_ofst - start_ofst);
IPADBG("start_ofst=%u aligned_start_ofst=%u size=%u aligned_size=%u\n",
start_ofst, aligned_start_ofst, size, aligned_size);
/* allocation order of 8 i.e. 128 bytes, global pool */
pool = gen_pool_create(8, -1);
if (!pool) {
IPAERR("Failed to create a new memory pool.\n");
goto fail;
}
res = gen_pool_add(pool, aligned_start_ofst, aligned_size, -1);
if (res) {
IPAERR("Failed to add memory to IPA pipe pool\n");
goto err_pool_add;
}
ipa3_ctx->pipe_mem_pool = pool;
return 0;
err_pool_add:
gen_pool_destroy(pool);
fail:
return -ENOMEM;
}
/**
* ipa3_pipe_mem_alloc() - allocate pipe memory
* @ofst: offset
* @size: size
*
* Return value:
* 0: success
*/
int ipa3_pipe_mem_alloc(u32 *ofst, u32 size)
{
u32 vaddr;
int res = -1;
if (!ipa3_ctx->pipe_mem_pool || !size) {
IPAERR("failed size=%u pipe_mem_pool=%p\n", size,
ipa3_ctx->pipe_mem_pool);
return res;
}
vaddr = gen_pool_alloc(ipa3_ctx->pipe_mem_pool, size);
if (vaddr) {
*ofst = vaddr;
res = 0;
IPADBG("size=%u ofst=%u\n", size, vaddr);
} else {
IPAERR("size=%u failed\n", size);
}
return res;
}
/**
* ipa3_pipe_mem_free() - free pipe memory
* @ofst: offset
* @size: size
*
* Return value:
* 0: success
*/
int ipa3_pipe_mem_free(u32 ofst, u32 size)
{
IPADBG("size=%u ofst=%u\n", size, ofst);
if (ipa3_ctx->pipe_mem_pool && size)
gen_pool_free(ipa3_ctx->pipe_mem_pool, ofst, size);
return 0;
}
/**
* ipa3_set_aggr_mode() - Set the aggregation mode which is a global setting
* @mode: [in] the desired aggregation mode for e.g. straight MBIM, QCNCM,
* etc
*
* Returns: 0 on success
*/
int ipa3_set_aggr_mode(enum ipa_aggr_mode mode)
{
struct ipahal_reg_qcncm qcncm;
IPA_ACTIVE_CLIENTS_INC_SIMPLE();
ipahal_read_reg_fields(IPA_QCNCM, &qcncm);
qcncm.mode_en = mode;
ipahal_write_reg_fields(IPA_QCNCM, &qcncm);
IPA_ACTIVE_CLIENTS_DEC_SIMPLE();
return 0;
}
/**
* ipa3_set_qcncm_ndp_sig() - Set the NDP signature used for QCNCM aggregation
* mode
* @sig: [in] the first 3 bytes of QCNCM NDP signature (expected to be
* "QND")
*
* Set the NDP signature used for QCNCM aggregation mode. The fourth byte
* (expected to be 'P') needs to be set using the header addition mechanism
*
* Returns: 0 on success, negative on failure
*/
int ipa3_set_qcncm_ndp_sig(char sig[3])
{
struct ipahal_reg_qcncm qcncm;
if (sig == NULL) {
IPAERR("bad argument for ipa3_set_qcncm_ndp_sig/n");
return -EINVAL;
}
IPA_ACTIVE_CLIENTS_INC_SIMPLE();
ipahal_read_reg_fields(IPA_QCNCM, &qcncm);
qcncm.mode_val = ((sig[0] << 16) | (sig[1] << 8) | sig[2]);
ipahal_write_reg_fields(IPA_QCNCM, &qcncm);
IPA_ACTIVE_CLIENTS_DEC_SIMPLE();
return 0;
}
/**
* ipa3_set_single_ndp_per_mbim() - Enable/disable single NDP per MBIM frame
* configuration
* @enable: [in] true for single NDP/MBIM; false otherwise
*
* Returns: 0 on success
*/
int ipa3_set_single_ndp_per_mbim(bool enable)
{
struct ipahal_reg_single_ndp_mode mode;
IPA_ACTIVE_CLIENTS_INC_SIMPLE();
ipahal_read_reg_fields(IPA_SINGLE_NDP_MODE, &mode);
mode.single_ndp_en = enable;
ipahal_write_reg_fields(IPA_SINGLE_NDP_MODE, &mode);
IPA_ACTIVE_CLIENTS_DEC_SIMPLE();
return 0;
}
/**
* ipa3_straddle_boundary() - Checks whether a memory buffer straddles a
* boundary
* @start: start address of the memory buffer
* @end: end address of the memory buffer
* @boundary: boundary
*
* Return value:
* 1: if the interval [start, end] straddles boundary
* 0: otherwise
*/
int ipa3_straddle_boundary(u32 start, u32 end, u32 boundary)
{
u32 next_start;
u32 prev_end;
IPADBG("start=%u end=%u boundary=%u\n", start, end, boundary);
next_start = (start + (boundary - 1)) & ~(boundary - 1);
prev_end = ((end + (boundary - 1)) & ~(boundary - 1)) - boundary;
while (next_start < prev_end)
next_start += boundary;
if (next_start == prev_end)
return 1;
else
return 0;
}
/**
* ipa3_bam_reg_dump() - Dump selected BAM registers for IPA.
* The API is right now used only to dump IPA registers towards USB.
*
* Function is rate limited to avoid flooding kernel log buffer
*/
void ipa3_bam_reg_dump(void)
{
static DEFINE_RATELIMIT_STATE(_rs, 500*HZ, 1);
if (__ratelimit(&_rs)) {
IPA_ACTIVE_CLIENTS_INC_SIMPLE();
pr_err("IPA BAM START\n");
sps_get_bam_debug_info(ipa3_ctx->bam_handle, 93,
(SPS_BAM_PIPE(ipa3_get_ep_mapping(IPA_CLIENT_USB_CONS))
|
SPS_BAM_PIPE(ipa3_get_ep_mapping(IPA_CLIENT_USB_PROD))),
0, 2);
IPA_ACTIVE_CLIENTS_DEC_SIMPLE();
}
}
/**
* ipa3_init_mem_partition() - Reads IPA memory map from DTS, performs alignment
* checks and logs the fetched values.
*
* Returns: 0 on success
*/
int ipa3_init_mem_partition(struct device_node *node)
{
int result;
IPADBG("Reading from DTS as u32 array\n");
result = of_property_read_u32_array(node,
"qcom,ipa-ram-mmap", (u32 *)&ipa3_ctx->ctrl->mem_partition,
sizeof(ipa3_ctx->ctrl->mem_partition) / sizeof(u32));
if (result) {
IPAERR("Read operation failed\n");
return -ENODEV;
}
IPADBG("NAT OFST 0x%x SIZE 0x%x\n", IPA_MEM_PART(nat_ofst),
IPA_MEM_PART(nat_size));
if (IPA_MEM_PART(uc_info_ofst) & 3) {
IPAERR("UC INFO OFST 0x%x is unaligned\n",
IPA_MEM_PART(uc_info_ofst));
return -ENODEV;
}
IPADBG("UC INFO OFST 0x%x SIZE 0x%x\n",
IPA_MEM_PART(uc_info_ofst), IPA_MEM_PART(uc_info_size));
IPADBG("RAM OFST 0x%x\n", IPA_MEM_PART(ofst_start));
if (IPA_MEM_PART(v4_flt_hash_ofst) & 7) {
IPAERR("V4 FLT HASHABLE OFST 0x%x is unaligned\n",
IPA_MEM_PART(v4_flt_hash_ofst));
return -ENODEV;
}
IPADBG("V4 FLT HASHABLE OFST 0x%x SIZE 0x%x DDR SIZE 0x%x\n",
IPA_MEM_PART(v4_flt_hash_ofst),
IPA_MEM_PART(v4_flt_hash_size),
IPA_MEM_PART(v4_flt_hash_size_ddr));
if (IPA_MEM_PART(v4_flt_nhash_ofst) & 7) {
IPAERR("V4 FLT NON-HASHABLE OFST 0x%x is unaligned\n",
IPA_MEM_PART(v4_flt_nhash_ofst));
return -ENODEV;
}
IPADBG("V4 FLT NON-HASHABLE OFST 0x%x SIZE 0x%x DDR SIZE 0x%x\n",
IPA_MEM_PART(v4_flt_nhash_ofst),
IPA_MEM_PART(v4_flt_nhash_size),
IPA_MEM_PART(v4_flt_nhash_size_ddr));
if (IPA_MEM_PART(v6_flt_hash_ofst) & 7) {
IPAERR("V6 FLT HASHABLE OFST 0x%x is unaligned\n",
IPA_MEM_PART(v6_flt_hash_ofst));
return -ENODEV;
}
IPADBG("V6 FLT HASHABLE OFST 0x%x SIZE 0x%x DDR SIZE 0x%x\n",
IPA_MEM_PART(v6_flt_hash_ofst), IPA_MEM_PART(v6_flt_hash_size),
IPA_MEM_PART(v6_flt_hash_size_ddr));
if (IPA_MEM_PART(v6_flt_nhash_ofst) & 7) {
IPAERR("V6 FLT NON-HASHABLE OFST 0x%x is unaligned\n",
IPA_MEM_PART(v6_flt_nhash_ofst));
return -ENODEV;
}
IPADBG("V6 FLT NON-HASHABLE OFST 0x%x SIZE 0x%x DDR SIZE 0x%x\n",
IPA_MEM_PART(v6_flt_nhash_ofst),
IPA_MEM_PART(v6_flt_nhash_size),
IPA_MEM_PART(v6_flt_nhash_size_ddr));
IPADBG("V4 RT NUM INDEX 0x%x\n", IPA_MEM_PART(v4_rt_num_index));
IPADBG("V4 RT MODEM INDEXES 0x%x - 0x%x\n",
IPA_MEM_PART(v4_modem_rt_index_lo),
IPA_MEM_PART(v4_modem_rt_index_hi));
IPADBG("V4 RT APPS INDEXES 0x%x - 0x%x\n",
IPA_MEM_PART(v4_apps_rt_index_lo),
IPA_MEM_PART(v4_apps_rt_index_hi));
if (IPA_MEM_PART(v4_rt_hash_ofst) & 7) {
IPAERR("V4 RT HASHABLE OFST 0x%x is unaligned\n",
IPA_MEM_PART(v4_rt_hash_ofst));
return -ENODEV;
}
IPADBG("V4 RT HASHABLE OFST 0x%x\n", IPA_MEM_PART(v4_rt_hash_ofst));
IPADBG("V4 RT HASHABLE SIZE 0x%x DDR SIZE 0x%x\n",
IPA_MEM_PART(v4_rt_hash_size),
IPA_MEM_PART(v4_rt_hash_size_ddr));
if (IPA_MEM_PART(v4_rt_nhash_ofst) & 7) {
IPAERR("V4 RT NON-HASHABLE OFST 0x%x is unaligned\n",
IPA_MEM_PART(v4_rt_nhash_ofst));
return -ENODEV;
}
IPADBG("V4 RT NON-HASHABLE OFST 0x%x\n",
IPA_MEM_PART(v4_rt_nhash_ofst));
IPADBG("V4 RT HASHABLE SIZE 0x%x DDR SIZE 0x%x\n",
IPA_MEM_PART(v4_rt_nhash_size),
IPA_MEM_PART(v4_rt_nhash_size_ddr));
IPADBG("V6 RT NUM INDEX 0x%x\n", IPA_MEM_PART(v6_rt_num_index));
IPADBG("V6 RT MODEM INDEXES 0x%x - 0x%x\n",
IPA_MEM_PART(v6_modem_rt_index_lo),
IPA_MEM_PART(v6_modem_rt_index_hi));
IPADBG("V6 RT APPS INDEXES 0x%x - 0x%x\n",
IPA_MEM_PART(v6_apps_rt_index_lo),
IPA_MEM_PART(v6_apps_rt_index_hi));
if (IPA_MEM_PART(v6_rt_hash_ofst) & 7) {
IPAERR("V6 RT HASHABLE OFST 0x%x is unaligned\n",
IPA_MEM_PART(v6_rt_hash_ofst));
return -ENODEV;
}
IPADBG("V6 RT HASHABLE OFST 0x%x\n", IPA_MEM_PART(v6_rt_hash_ofst));
IPADBG("V6 RT HASHABLE SIZE 0x%x DDR SIZE 0x%x\n",
IPA_MEM_PART(v6_rt_hash_size),
IPA_MEM_PART(v6_rt_hash_size_ddr));
if (IPA_MEM_PART(v6_rt_nhash_ofst) & 7) {
IPAERR("V6 RT NON-HASHABLE OFST 0x%x is unaligned\n",
IPA_MEM_PART(v6_rt_nhash_ofst));
return -ENODEV;
}
IPADBG("V6 RT NON-HASHABLE OFST 0x%x\n",
IPA_MEM_PART(v6_rt_nhash_ofst));
IPADBG("V6 RT NON-HASHABLE SIZE 0x%x DDR SIZE 0x%x\n",
IPA_MEM_PART(v6_rt_nhash_size),
IPA_MEM_PART(v6_rt_nhash_size_ddr));
if (IPA_MEM_PART(modem_hdr_ofst) & 7) {
IPAERR("MODEM HDR OFST 0x%x is unaligned\n",
IPA_MEM_PART(modem_hdr_ofst));
return -ENODEV;
}
IPADBG("MODEM HDR OFST 0x%x SIZE 0x%x\n",
IPA_MEM_PART(modem_hdr_ofst), IPA_MEM_PART(modem_hdr_size));
if (IPA_MEM_PART(apps_hdr_ofst) & 7) {
IPAERR("APPS HDR OFST 0x%x is unaligned\n",
IPA_MEM_PART(apps_hdr_ofst));
return -ENODEV;
}
IPADBG("APPS HDR OFST 0x%x SIZE 0x%x DDR SIZE 0x%x\n",
IPA_MEM_PART(apps_hdr_ofst), IPA_MEM_PART(apps_hdr_size),
IPA_MEM_PART(apps_hdr_size_ddr));
if (IPA_MEM_PART(modem_hdr_proc_ctx_ofst) & 7) {
IPAERR("MODEM HDR PROC CTX OFST 0x%x is unaligned\n",
IPA_MEM_PART(modem_hdr_proc_ctx_ofst));
return -ENODEV;
}
IPADBG("MODEM HDR PROC CTX OFST 0x%x SIZE 0x%x\n",
IPA_MEM_PART(modem_hdr_proc_ctx_ofst),
IPA_MEM_PART(modem_hdr_proc_ctx_size));
if (IPA_MEM_PART(apps_hdr_proc_ctx_ofst) & 7) {
IPAERR("APPS HDR PROC CTX OFST 0x%x is unaligned\n",
IPA_MEM_PART(apps_hdr_proc_ctx_ofst));
return -ENODEV;
}
IPADBG("APPS HDR PROC CTX OFST 0x%x SIZE 0x%x DDR SIZE 0x%x\n",
IPA_MEM_PART(apps_hdr_proc_ctx_ofst),
IPA_MEM_PART(apps_hdr_proc_ctx_size),
IPA_MEM_PART(apps_hdr_proc_ctx_size_ddr));
if (IPA_MEM_PART(modem_ofst) & 7) {
IPAERR("MODEM OFST 0x%x is unaligned\n",
IPA_MEM_PART(modem_ofst));
return -ENODEV;
}
IPADBG("MODEM OFST 0x%x SIZE 0x%x\n", IPA_MEM_PART(modem_ofst),
IPA_MEM_PART(modem_size));
IPADBG("V4 APPS HASHABLE FLT OFST 0x%x SIZE 0x%x\n",
IPA_MEM_PART(apps_v4_flt_hash_ofst),
IPA_MEM_PART(apps_v4_flt_hash_size));
IPADBG("V4 APPS NON-HASHABLE FLT OFST 0x%x SIZE 0x%x\n",
IPA_MEM_PART(apps_v4_flt_nhash_ofst),
IPA_MEM_PART(apps_v4_flt_nhash_size));
IPADBG("V6 APPS HASHABLE FLT OFST 0x%x SIZE 0x%x\n",
IPA_MEM_PART(apps_v6_flt_hash_ofst),
IPA_MEM_PART(apps_v6_flt_hash_size));
IPADBG("V6 APPS NON-HASHABLE FLT OFST 0x%x SIZE 0x%x\n",
IPA_MEM_PART(apps_v6_flt_nhash_ofst),
IPA_MEM_PART(apps_v6_flt_nhash_size));
IPADBG("RAM END OFST 0x%x\n",
IPA_MEM_PART(end_ofst));
IPADBG("V4 APPS HASHABLE RT OFST 0x%x SIZE 0x%x\n",
IPA_MEM_PART(apps_v4_rt_hash_ofst),
IPA_MEM_PART(apps_v4_rt_hash_size));
IPADBG("V4 APPS NON-HASHABLE RT OFST 0x%x SIZE 0x%x\n",
IPA_MEM_PART(apps_v4_rt_nhash_ofst),
IPA_MEM_PART(apps_v4_rt_nhash_size));
IPADBG("V6 APPS HASHABLE RT OFST 0x%x SIZE 0x%x\n",
IPA_MEM_PART(apps_v6_rt_hash_ofst),
IPA_MEM_PART(apps_v6_rt_hash_size));
IPADBG("V6 APPS NON-HASHABLE RT OFST 0x%x SIZE 0x%x\n",
IPA_MEM_PART(apps_v6_rt_nhash_ofst),
IPA_MEM_PART(apps_v6_rt_nhash_size));
return 0;
}
/**
* ipa_ctrl_static_bind() - set the appropriate methods for
* IPA Driver based on the HW version
*
* @ctrl: data structure which holds the function pointers
* @hw_type: the HW type in use
*
* This function can avoid the runtime assignment by using C99 special
* struct initialization - hard decision... time.vs.mem
*/
int ipa3_controller_static_bind(struct ipa3_controller *ctrl,
enum ipa_hw_type hw_type)
{
ctrl->ipa_init_rt4 = _ipa_init_rt4_v3;
ctrl->ipa_init_rt6 = _ipa_init_rt6_v3;
ctrl->ipa_init_flt4 = _ipa_init_flt4_v3;
ctrl->ipa_init_flt6 = _ipa_init_flt6_v3;
ctrl->ipa_clk_rate_turbo = IPA_V3_0_CLK_RATE_TURBO;
ctrl->ipa_clk_rate_nominal = IPA_V3_0_CLK_RATE_NOMINAL;
ctrl->ipa_clk_rate_svs = IPA_V3_0_CLK_RATE_SVS;
ctrl->ipa3_read_ep_reg = _ipa_read_ep_reg_v3_0;
ctrl->ipa3_commit_flt = __ipa_commit_flt_v3;
ctrl->ipa3_commit_rt = __ipa_commit_rt_v3;
ctrl->ipa3_commit_hdr = __ipa_commit_hdr_v3_0;
ctrl->ipa3_enable_clks = _ipa_enable_clks_v3_0;
ctrl->ipa3_disable_clks = _ipa_disable_clks_v3_0;
ctrl->msm_bus_data_ptr = &ipa_bus_client_pdata_v3_0;
ctrl->clock_scaling_bw_threshold_nominal =
IPA_V3_0_BW_THRESHOLD_NOMINAL_MBPS;
ctrl->clock_scaling_bw_threshold_turbo =
IPA_V3_0_BW_THRESHOLD_TURBO_MBPS;
ctrl->ipa_reg_base_ofst = ipahal_get_reg_base();
ctrl->ipa_init_sram = _ipa_init_sram_v3_0;
ctrl->ipa_sram_read_settings = _ipa_sram_settings_read_v3_0;
ctrl->ipa_init_hdr = _ipa_init_hdr_v3_0;
return 0;
}
void ipa3_skb_recycle(struct sk_buff *skb)
{
struct skb_shared_info *shinfo;
shinfo = skb_shinfo(skb);
memset(shinfo, 0, offsetof(struct skb_shared_info, dataref));
atomic_set(&shinfo->dataref, 1);
memset(skb, 0, offsetof(struct sk_buff, tail));
skb->data = skb->head + NET_SKB_PAD;
skb_reset_tail_pointer(skb);
}
int ipa3_alloc_rule_id(struct idr *rule_ids)
{
/* There is two groups of rule-Ids, Modem ones and Apps ones.
* Distinction by high bit: Modem Ids are high bit asserted.
*/
return idr_alloc(rule_ids, NULL,
ipahal_get_low_rule_id(), ipahal_get_rule_id_hi_bit(),
GFP_KERNEL);
}
int ipa3_id_alloc(void *ptr)
{
int id;
idr_preload(GFP_KERNEL);
spin_lock(&ipa3_ctx->idr_lock);
id = idr_alloc(&ipa3_ctx->ipa_idr, ptr, 0, 0, GFP_NOWAIT);
spin_unlock(&ipa3_ctx->idr_lock);
idr_preload_end();
return id;
}
void *ipa3_id_find(u32 id)
{
void *ptr;
spin_lock(&ipa3_ctx->idr_lock);
ptr = idr_find(&ipa3_ctx->ipa_idr, id);
spin_unlock(&ipa3_ctx->idr_lock);
return ptr;
}
void ipa3_id_remove(u32 id)
{
spin_lock(&ipa3_ctx->idr_lock);
idr_remove(&ipa3_ctx->ipa_idr, id);
spin_unlock(&ipa3_ctx->idr_lock);
}
void ipa3_tag_destroy_imm(void *user1, int user2)
{
ipahal_destroy_imm_cmd(user1);
}
static void ipa3_tag_free_skb(void *user1, int user2)
{
dev_kfree_skb_any((struct sk_buff *)user1);
}
#define REQUIRED_TAG_PROCESS_DESCRIPTORS 4
/* ipa3_tag_process() - Initiates a tag process. Incorporates the input
* descriptors
*
* @desc: descriptors with commands for IC
* @desc_size: amount of descriptors in the above variable
*
* Note: The descriptors are copied (if there's room), the client needs to
* free his descriptors afterwards
*
* Return: 0 or negative in case of failure
*/
int ipa3_tag_process(struct ipa3_desc desc[],
int descs_num,
unsigned long timeout)
{
struct ipa3_sys_context *sys;
struct ipa3_desc *tag_desc;
int desc_idx = 0;
struct ipahal_imm_cmd_ip_packet_init pktinit_cmd;
struct ipahal_imm_cmd_pyld *cmd_pyld = NULL;
struct ipahal_imm_cmd_ip_packet_tag_status status;
int i;
struct sk_buff *dummy_skb;
int res;
struct ipa3_tag_completion *comp;
int ep_idx;
/* Not enough room for the required descriptors for the tag process */
if (IPA_TAG_MAX_DESC - descs_num < REQUIRED_TAG_PROCESS_DESCRIPTORS) {
IPAERR("up to %d descriptors are allowed (received %d)\n",
IPA_TAG_MAX_DESC - REQUIRED_TAG_PROCESS_DESCRIPTORS,
descs_num);
return -ENOMEM;
}
ep_idx = ipa3_get_ep_mapping(IPA_CLIENT_APPS_CMD_PROD);
if (-1 == ep_idx) {
IPAERR("Client %u is not mapped\n",
IPA_CLIENT_APPS_CMD_PROD);
return -EFAULT;
}
sys = ipa3_ctx->ep[ep_idx].sys;
tag_desc = kzalloc(sizeof(*tag_desc) * IPA_TAG_MAX_DESC, GFP_KERNEL);
if (!tag_desc) {
IPAERR("failed to allocate memory\n");
return -ENOMEM;
}
/* Copy the required descriptors from the client now */
if (desc) {
memcpy(&(tag_desc[0]), desc, descs_num *
sizeof(tag_desc[0]));
desc_idx += descs_num;
}
/* NO-OP IC for ensuring that IPA pipeline is empty */
cmd_pyld = ipahal_construct_nop_imm_cmd(
false, IPAHAL_FULL_PIPELINE_CLEAR, false);
if (!cmd_pyld) {
IPAERR("failed to construct NOP imm cmd\n");
res = -ENOMEM;
goto fail_free_tag_desc;
}
tag_desc[desc_idx].opcode =
ipahal_imm_cmd_get_opcode(IPA_IMM_CMD_REGISTER_WRITE);
tag_desc[desc_idx].pyld = cmd_pyld->data;
tag_desc[desc_idx].len = cmd_pyld->len;
tag_desc[desc_idx].type = IPA_IMM_CMD_DESC;
tag_desc[desc_idx].callback = ipa3_tag_destroy_imm;
tag_desc[desc_idx].user1 = cmd_pyld;
desc_idx++;
/* IP_PACKET_INIT IC for tag status to be sent to apps */
pktinit_cmd.destination_pipe_index =
ipa3_get_ep_mapping(IPA_CLIENT_APPS_LAN_CONS);
cmd_pyld = ipahal_construct_imm_cmd(
IPA_IMM_CMD_IP_PACKET_INIT, &pktinit_cmd, false);
if (!cmd_pyld) {
IPAERR("failed to construct ip_packet_init imm cmd\n");
res = -ENOMEM;
goto fail_free_desc;
}
tag_desc[desc_idx].opcode =
ipahal_imm_cmd_get_opcode(IPA_IMM_CMD_IP_PACKET_INIT);
tag_desc[desc_idx].pyld = cmd_pyld->data;
tag_desc[desc_idx].len = cmd_pyld->len;
tag_desc[desc_idx].type = IPA_IMM_CMD_DESC;
tag_desc[desc_idx].callback = ipa3_tag_destroy_imm;
tag_desc[desc_idx].user1 = cmd_pyld;
desc_idx++;
/* status IC */
status.tag = IPA_COOKIE;
cmd_pyld = ipahal_construct_imm_cmd(
IPA_IMM_CMD_IP_PACKET_TAG_STATUS, &status, false);
if (!cmd_pyld) {
IPAERR("failed to construct ip_packet_tag_status imm cmd\n");
res = -ENOMEM;
goto fail_free_desc;
}
tag_desc[desc_idx].opcode =
ipahal_imm_cmd_get_opcode(IPA_IMM_CMD_IP_PACKET_TAG_STATUS);
tag_desc[desc_idx].pyld = cmd_pyld->data;
tag_desc[desc_idx].len = cmd_pyld->len;
tag_desc[desc_idx].type = IPA_IMM_CMD_DESC;
tag_desc[desc_idx].callback = ipa3_tag_destroy_imm;
tag_desc[desc_idx].user1 = cmd_pyld;
desc_idx++;
comp = kzalloc(sizeof(*comp), GFP_KERNEL);
if (!comp) {
IPAERR("no mem\n");
res = -ENOMEM;
goto fail_free_desc;
}
init_completion(&comp->comp);
/* completion needs to be released from both here and rx handler */
atomic_set(&comp->cnt, 2);
/* dummy packet to send to IPA. packet payload is a completion object */
dummy_skb = alloc_skb(sizeof(comp), GFP_KERNEL);
if (!dummy_skb) {
IPAERR("failed to allocate memory\n");
res = -ENOMEM;
goto fail_free_comp;
}
memcpy(skb_put(dummy_skb, sizeof(comp)), &comp, sizeof(comp));
tag_desc[desc_idx].pyld = dummy_skb->data;
tag_desc[desc_idx].len = dummy_skb->len;
tag_desc[desc_idx].type = IPA_DATA_DESC_SKB;
tag_desc[desc_idx].callback = ipa3_tag_free_skb;
tag_desc[desc_idx].user1 = dummy_skb;
desc_idx++;
/* send all descriptors to IPA with single EOT */
res = ipa3_send(sys, desc_idx, tag_desc, true);
if (res) {
IPAERR("failed to send TAG packets %d\n", res);
res = -ENOMEM;
goto fail_free_comp;
}
kfree(tag_desc);
tag_desc = NULL;
IPADBG("waiting for TAG response\n");
res = wait_for_completion_timeout(&comp->comp, timeout);
if (res == 0) {
IPAERR("timeout (%lu msec) on waiting for TAG response\n",
timeout);
WARN_ON(1);
if (atomic_dec_return(&comp->cnt) == 0)
kfree(comp);
return -ETIME;
}
IPADBG("TAG response arrived!\n");
if (atomic_dec_return(&comp->cnt) == 0)
kfree(comp);
/* sleep for short period to ensure IPA wrote all packets to BAM */
usleep_range(IPA_TAG_SLEEP_MIN_USEC, IPA_TAG_SLEEP_MAX_USEC);
return 0;
fail_free_comp:
kfree(comp);
fail_free_desc:
/*
* Free only the first descriptors allocated here.
* [nop, pkt_init, status, dummy_skb]
* The user is responsible to free his allocations
* in case of failure.
* The min is required because we may fail during
* of the initial allocations above
*/
for (i = descs_num;
i < min(REQUIRED_TAG_PROCESS_DESCRIPTORS, desc_idx); i++)
if (tag_desc[i].callback)
tag_desc[i].callback(tag_desc[i].user1,
tag_desc[i].user2);
fail_free_tag_desc:
kfree(tag_desc);
return res;
}
/**
* ipa3_tag_generate_force_close_desc() - generate descriptors for force close
* immediate command
*
* @desc: descriptors for IC
* @desc_size: desc array size
* @start_pipe: first pipe to close aggregation
* @end_pipe: last (non-inclusive) pipe to close aggregation
*
* Return: number of descriptors written or negative in case of failure
*/
static int ipa3_tag_generate_force_close_desc(struct ipa3_desc desc[],
int desc_size, int start_pipe, int end_pipe)
{
int i;
struct ipa_ep_cfg_aggr ep_aggr;
int desc_idx = 0;
int res;
struct ipahal_imm_cmd_register_write reg_write_agg_close;
struct ipahal_imm_cmd_pyld *cmd_pyld;
struct ipahal_reg_valmask valmask;
for (i = start_pipe; i < end_pipe; i++) {
ipahal_read_reg_n_fields(IPA_ENDP_INIT_AGGR_n, i, &ep_aggr);
if (!ep_aggr.aggr_en)
continue;
IPADBG("Force close ep: %d\n", i);
if (desc_idx + 1 > desc_size) {
IPAERR("Internal error - no descriptors\n");
res = -EFAULT;
goto fail_no_desc;
}
reg_write_agg_close.skip_pipeline_clear = false;
reg_write_agg_close.pipeline_clear_options =
IPAHAL_FULL_PIPELINE_CLEAR;
reg_write_agg_close.offset =
ipahal_get_reg_ofst(IPA_AGGR_FORCE_CLOSE);
ipahal_get_aggr_force_close_valmask(1<<i, &valmask);
reg_write_agg_close.value = valmask.val;
reg_write_agg_close.value_mask = valmask.mask;
cmd_pyld = ipahal_construct_imm_cmd(IPA_IMM_CMD_REGISTER_WRITE,
&reg_write_agg_close, false);
if (!cmd_pyld) {
IPAERR("failed to construct register_write imm cmd\n");
res = -ENOMEM;
goto fail_alloc_reg_write_agg_close;
}
desc[desc_idx].opcode =
ipahal_imm_cmd_get_opcode(IPA_IMM_CMD_REGISTER_WRITE);
desc[desc_idx].pyld = cmd_pyld->data;
desc[desc_idx].len = cmd_pyld->len;
desc[desc_idx].type = IPA_IMM_CMD_DESC;
desc[desc_idx].callback = ipa3_tag_destroy_imm;
desc[desc_idx].user1 = cmd_pyld;
desc_idx++;
}
return desc_idx;
fail_alloc_reg_write_agg_close:
for (i = 0; i < desc_idx; i++)
if (desc[desc_idx].callback)
desc[desc_idx].callback(desc[desc_idx].user1,
desc[desc_idx].user2);
fail_no_desc:
return res;
}
/**
* ipa3_tag_aggr_force_close() - Force close aggregation
*
* @pipe_num: pipe number or -1 for all pipes
*/
int ipa3_tag_aggr_force_close(int pipe_num)
{
struct ipa3_desc *desc;
int res = -1;
int start_pipe;
int end_pipe;
int num_descs;
int num_aggr_descs;
if (pipe_num < -1 || pipe_num >= (int)ipa3_ctx->ipa_num_pipes) {
IPAERR("Invalid pipe number %d\n", pipe_num);
return -EINVAL;
}
if (pipe_num == -1) {
start_pipe = 0;
end_pipe = ipa3_ctx->ipa_num_pipes;
} else {
start_pipe = pipe_num;
end_pipe = pipe_num + 1;
}
num_descs = end_pipe - start_pipe;
desc = kcalloc(num_descs, sizeof(*desc), GFP_KERNEL);
if (!desc) {
IPAERR("no mem\n");
return -ENOMEM;
}
/* Force close aggregation on all valid pipes with aggregation */
num_aggr_descs = ipa3_tag_generate_force_close_desc(desc, num_descs,
start_pipe, end_pipe);
if (num_aggr_descs < 0) {
IPAERR("ipa3_tag_generate_force_close_desc failed %d\n",
num_aggr_descs);
goto fail_free_desc;
}
res = ipa3_tag_process(desc, num_aggr_descs,
IPA_FORCE_CLOSE_TAG_PROCESS_TIMEOUT);
fail_free_desc:
kfree(desc);
return res;
}
/**
* ipa3_is_ready() - check if IPA module was initialized
* successfully
*
* Return value: true for yes; false for no
*/
bool ipa3_is_ready(void)
{
bool complete;
if (ipa3_ctx == NULL)
return false;
mutex_lock(&ipa3_ctx->lock);
complete = ipa3_ctx->ipa_initialization_complete;
mutex_unlock(&ipa3_ctx->lock);
return complete;
}
/**
* ipa3_is_client_handle_valid() - check if IPA client handle is valid handle
*
* Return value: true for yes; false for no
*/
bool ipa3_is_client_handle_valid(u32 clnt_hdl)
{
if (clnt_hdl >= 0 && clnt_hdl < ipa3_ctx->ipa_num_pipes)
return true;
return false;
}
/**
* ipa3_proxy_clk_unvote() - called to remove IPA clock proxy vote
*
* Return value: none
*/
void ipa3_proxy_clk_unvote(void)
{
if (ipa3_is_ready() && ipa3_ctx->q6_proxy_clk_vote_valid) {
IPA_ACTIVE_CLIENTS_DEC_SPECIAL("PROXY_CLK_VOTE");
ipa3_ctx->q6_proxy_clk_vote_valid = false;
}
}
/**
* ipa3_proxy_clk_vote() - called to add IPA clock proxy vote
*
* Return value: none
*/
void ipa3_proxy_clk_vote(void)
{
if (ipa3_is_ready() && !ipa3_ctx->q6_proxy_clk_vote_valid) {
IPA_ACTIVE_CLIENTS_INC_SPECIAL("PROXY_CLK_VOTE");
ipa3_ctx->q6_proxy_clk_vote_valid = true;
}
}
/**
* ipa3_get_smem_restr_bytes()- Return IPA smem restricted bytes
*
* Return value: u16 - number of IPA smem restricted bytes
*/
u16 ipa3_get_smem_restr_bytes(void)
{
if (ipa3_ctx)
return ipa3_ctx->smem_restricted_bytes;
IPAERR("IPA Driver not initialized\n");
return 0;
}
/**
* ipa3_get_modem_cfg_emb_pipe_flt()- Return ipa3_ctx->modem_cfg_emb_pipe_flt
*
* Return value: true if modem configures embedded pipe flt, false otherwise
*/
bool ipa3_get_modem_cfg_emb_pipe_flt(void)
{
if (ipa3_ctx)
return ipa3_ctx->modem_cfg_emb_pipe_flt;
IPAERR("IPA driver has not been initialized\n");
return false;
}
/**
* ipa3_get_transport_type()- Return ipa3_ctx->transport_prototype
*
* Return value: enum ipa_transport_type
*/
enum ipa_transport_type ipa3_get_transport_type(void)
{
if (ipa3_ctx)
return ipa3_ctx->transport_prototype;
IPAERR("IPA driver has not been initialized\n");
return IPA_TRANSPORT_TYPE_GSI;
}
u32 ipa3_get_num_pipes(void)
{
return ipahal_read_reg(IPA_ENABLED_PIPES);
}
/**
* ipa3_disable_apps_wan_cons_deaggr()-
* set ipa_ctx->ipa_client_apps_wan_cons_agg_gro
*
* Return value: 0 or negative in case of failure
*/
int ipa3_disable_apps_wan_cons_deaggr(uint32_t agg_size, uint32_t agg_count)
{
int res = -1;
u32 limit;
/* checking if IPA-HW can support */
limit = ipahal_aggr_get_max_byte_limit();
if ((agg_size >> 10) > limit) {
IPAERR("IPA-AGG byte limit %d\n", limit);
IPAERR("exceed aggr_byte_limit\n");
return res;
}
limit = ipahal_aggr_get_max_pkt_limit();
if (agg_count > limit) {
IPAERR("IPA-AGG pkt limit %d\n", limit);
IPAERR("exceed aggr_pkt_limit\n");
return res;
}
if (ipa3_ctx) {
ipa3_ctx->ipa_client_apps_wan_cons_agg_gro = true;
return 0;
}
return res;
}
static void *ipa3_get_ipc_logbuf(void)
{
if (ipa3_ctx)
return ipa3_ctx->logbuf;
return NULL;
}
static void *ipa3_get_ipc_logbuf_low(void)
{
if (ipa3_ctx)
return ipa3_ctx->logbuf_low;
return NULL;
}
static void ipa3_get_holb(int ep_idx, struct ipa_ep_cfg_holb *holb)
{
*holb = ipa3_ctx->ep[ep_idx].holb;
}
static void ipa3_set_tag_process_before_gating(bool val)
{
ipa3_ctx->tag_process_before_gating = val;
}
int ipa3_bind_api_controller(enum ipa_hw_type ipa_hw_type,
struct ipa_api_controller *api_ctrl)
{
if (ipa_hw_type < IPA_HW_v3_0) {
IPAERR("Unsupported IPA HW version %d\n", ipa_hw_type);
WARN_ON(1);
return -EPERM;
}
api_ctrl->ipa_connect = ipa3_connect;
api_ctrl->ipa_disconnect = ipa3_disconnect;
api_ctrl->ipa_reset_endpoint = ipa3_reset_endpoint;
api_ctrl->ipa_clear_endpoint_delay = ipa3_clear_endpoint_delay;
api_ctrl->ipa_disable_endpoint = NULL;
api_ctrl->ipa_cfg_ep = ipa3_cfg_ep;
api_ctrl->ipa_cfg_ep_nat = ipa3_cfg_ep_nat;
api_ctrl->ipa_cfg_ep_hdr = ipa3_cfg_ep_hdr;
api_ctrl->ipa_cfg_ep_hdr_ext = ipa3_cfg_ep_hdr_ext;
api_ctrl->ipa_cfg_ep_mode = ipa3_cfg_ep_mode;
api_ctrl->ipa_cfg_ep_aggr = ipa3_cfg_ep_aggr;
api_ctrl->ipa_cfg_ep_deaggr = ipa3_cfg_ep_deaggr;
api_ctrl->ipa_cfg_ep_route = ipa3_cfg_ep_route;
api_ctrl->ipa_cfg_ep_holb = ipa3_cfg_ep_holb;
api_ctrl->ipa_get_holb = ipa3_get_holb;
api_ctrl->ipa_set_tag_process_before_gating =
ipa3_set_tag_process_before_gating;
api_ctrl->ipa_cfg_ep_cfg = ipa3_cfg_ep_cfg;
api_ctrl->ipa_cfg_ep_metadata_mask = ipa3_cfg_ep_metadata_mask;
api_ctrl->ipa_cfg_ep_holb_by_client = ipa3_cfg_ep_holb_by_client;
api_ctrl->ipa_cfg_ep_ctrl = ipa3_cfg_ep_ctrl;
api_ctrl->ipa_add_hdr = ipa3_add_hdr;
api_ctrl->ipa_del_hdr = ipa3_del_hdr;
api_ctrl->ipa_commit_hdr = ipa3_commit_hdr;
api_ctrl->ipa_reset_hdr = ipa3_reset_hdr;
api_ctrl->ipa_get_hdr = ipa3_get_hdr;
api_ctrl->ipa_put_hdr = ipa3_put_hdr;
api_ctrl->ipa_copy_hdr = ipa3_copy_hdr;
api_ctrl->ipa_add_hdr_proc_ctx = ipa3_add_hdr_proc_ctx;
api_ctrl->ipa_del_hdr_proc_ctx = ipa3_del_hdr_proc_ctx;
api_ctrl->ipa_add_rt_rule = ipa3_add_rt_rule;
api_ctrl->ipa_del_rt_rule = ipa3_del_rt_rule;
api_ctrl->ipa_commit_rt = ipa3_commit_rt;
api_ctrl->ipa_reset_rt = ipa3_reset_rt;
api_ctrl->ipa_get_rt_tbl = ipa3_get_rt_tbl;
api_ctrl->ipa_put_rt_tbl = ipa3_put_rt_tbl;
api_ctrl->ipa_query_rt_index = ipa3_query_rt_index;
api_ctrl->ipa_mdfy_rt_rule = ipa3_mdfy_rt_rule;
api_ctrl->ipa_add_flt_rule = ipa3_add_flt_rule;
api_ctrl->ipa_del_flt_rule = ipa3_del_flt_rule;
api_ctrl->ipa_mdfy_flt_rule = ipa3_mdfy_flt_rule;
api_ctrl->ipa_commit_flt = ipa3_commit_flt;
api_ctrl->ipa_reset_flt = ipa3_reset_flt;
api_ctrl->allocate_nat_device = ipa3_allocate_nat_device;
api_ctrl->ipa_nat_init_cmd = ipa3_nat_init_cmd;
api_ctrl->ipa_nat_dma_cmd = ipa3_nat_dma_cmd;
api_ctrl->ipa_nat_del_cmd = ipa3_nat_del_cmd;
api_ctrl->ipa_send_msg = ipa3_send_msg;
api_ctrl->ipa_register_pull_msg = ipa3_register_pull_msg;
api_ctrl->ipa_deregister_pull_msg = ipa3_deregister_pull_msg;
api_ctrl->ipa_register_intf = ipa3_register_intf;
api_ctrl->ipa_register_intf_ext = ipa3_register_intf_ext;
api_ctrl->ipa_deregister_intf = ipa3_deregister_intf;
api_ctrl->ipa_set_aggr_mode = ipa3_set_aggr_mode;
api_ctrl->ipa_set_qcncm_ndp_sig = ipa3_set_qcncm_ndp_sig;
api_ctrl->ipa_set_single_ndp_per_mbim = ipa3_set_single_ndp_per_mbim;
api_ctrl->ipa_tx_dp = ipa3_tx_dp;
api_ctrl->ipa_tx_dp_mul = ipa3_tx_dp_mul;
api_ctrl->ipa_free_skb = ipa3_free_skb;
api_ctrl->ipa_setup_sys_pipe = ipa3_setup_sys_pipe;
api_ctrl->ipa_teardown_sys_pipe = ipa3_teardown_sys_pipe;
api_ctrl->ipa_sys_setup = ipa3_sys_setup;
api_ctrl->ipa_sys_teardown = ipa3_sys_teardown;
api_ctrl->ipa_sys_update_gsi_hdls = ipa3_sys_update_gsi_hdls;
api_ctrl->ipa_connect_wdi_pipe = ipa3_connect_wdi_pipe;
api_ctrl->ipa_disconnect_wdi_pipe = ipa3_disconnect_wdi_pipe;
api_ctrl->ipa_enable_wdi_pipe = ipa3_enable_wdi_pipe;
api_ctrl->ipa_disable_wdi_pipe = ipa3_disable_wdi_pipe;
api_ctrl->ipa_resume_wdi_pipe = ipa3_resume_wdi_pipe;
api_ctrl->ipa_suspend_wdi_pipe = ipa3_suspend_wdi_pipe;
api_ctrl->ipa_get_wdi_stats = ipa3_get_wdi_stats;
api_ctrl->ipa_get_smem_restr_bytes = ipa3_get_smem_restr_bytes;
api_ctrl->ipa_uc_wdi_get_dbpa = ipa3_uc_wdi_get_dbpa;
api_ctrl->ipa_uc_reg_rdyCB = ipa3_uc_reg_rdyCB;
api_ctrl->ipa_uc_dereg_rdyCB = ipa3_uc_dereg_rdyCB;
api_ctrl->teth_bridge_init = ipa3_teth_bridge_init;
api_ctrl->teth_bridge_disconnect = ipa3_teth_bridge_disconnect;
api_ctrl->teth_bridge_connect = ipa3_teth_bridge_connect;
api_ctrl->ipa_set_client = ipa3_set_client;
api_ctrl->ipa_get_client = ipa3_get_client;
api_ctrl->ipa_get_client_uplink = ipa3_get_client_uplink;
api_ctrl->ipa_dma_init = ipa3_dma_init;
api_ctrl->ipa_dma_enable = ipa3_dma_enable;
api_ctrl->ipa_dma_disable = ipa3_dma_disable;
api_ctrl->ipa_dma_sync_memcpy = ipa3_dma_sync_memcpy;
api_ctrl->ipa_dma_async_memcpy = ipa3_dma_async_memcpy;
api_ctrl->ipa_dma_uc_memcpy = ipa3_dma_uc_memcpy;
api_ctrl->ipa_dma_destroy = ipa3_dma_destroy;
api_ctrl->ipa_mhi_init_engine = ipa3_mhi_init_engine;
api_ctrl->ipa_connect_mhi_pipe = ipa3_connect_mhi_pipe;
api_ctrl->ipa_disconnect_mhi_pipe = ipa3_disconnect_mhi_pipe;
api_ctrl->ipa_mhi_stop_gsi_channel = ipa3_mhi_stop_gsi_channel;
api_ctrl->ipa_uc_mhi_reset_channel = ipa3_uc_mhi_reset_channel;
api_ctrl->ipa_qmi_enable_force_clear_datapath_send =
ipa3_qmi_enable_force_clear_datapath_send;
api_ctrl->ipa_qmi_disable_force_clear_datapath_send =
ipa3_qmi_disable_force_clear_datapath_send;
api_ctrl->ipa_mhi_reset_channel_internal =
ipa3_mhi_reset_channel_internal;
api_ctrl->ipa_mhi_start_channel_internal =
ipa3_mhi_start_channel_internal;
api_ctrl->ipa_mhi_query_ch_info = ipa3_mhi_query_ch_info;
api_ctrl->ipa_mhi_resume_channels_internal =
ipa3_mhi_resume_channels_internal;
api_ctrl->ipa_has_open_aggr_frame = ipa3_has_open_aggr_frame;
api_ctrl->ipa_mhi_destroy_channel = ipa3_mhi_destroy_channel;
api_ctrl->ipa_uc_mhi_send_dl_ul_sync_info =
ipa3_uc_mhi_send_dl_ul_sync_info;
api_ctrl->ipa_uc_mhi_init = ipa3_uc_mhi_init;
api_ctrl->ipa_uc_mhi_suspend_channel = ipa3_uc_mhi_suspend_channel;
api_ctrl->ipa_uc_mhi_stop_event_update_channel =
ipa3_uc_mhi_stop_event_update_channel;
api_ctrl->ipa_uc_mhi_cleanup = ipa3_uc_mhi_cleanup;
api_ctrl->ipa_uc_state_check = ipa3_uc_state_check;
api_ctrl->ipa_write_qmap_id = ipa3_write_qmap_id;
api_ctrl->ipa_add_interrupt_handler = ipa3_add_interrupt_handler;
api_ctrl->ipa_remove_interrupt_handler = ipa3_remove_interrupt_handler;
api_ctrl->ipa_restore_suspend_handler = ipa3_restore_suspend_handler;
api_ctrl->ipa_bam_reg_dump = ipa3_bam_reg_dump;
api_ctrl->ipa_get_ep_mapping = ipa3_get_ep_mapping;
api_ctrl->ipa_is_ready = ipa3_is_ready;
api_ctrl->ipa_proxy_clk_vote = ipa3_proxy_clk_vote;
api_ctrl->ipa_proxy_clk_unvote = ipa3_proxy_clk_unvote;
api_ctrl->ipa_is_client_handle_valid = ipa3_is_client_handle_valid;
api_ctrl->ipa_get_client_mapping = ipa3_get_client_mapping;
api_ctrl->ipa_get_rm_resource_from_ep = ipa3_get_rm_resource_from_ep;
api_ctrl->ipa_get_modem_cfg_emb_pipe_flt =
ipa3_get_modem_cfg_emb_pipe_flt;
api_ctrl->ipa_get_transport_type = ipa3_get_transport_type;
api_ctrl->ipa_ap_suspend = ipa3_ap_suspend;
api_ctrl->ipa_ap_resume = ipa3_ap_resume;
api_ctrl->ipa_get_smmu_domain = ipa3_get_smmu_domain;
api_ctrl->ipa_disable_apps_wan_cons_deaggr =
ipa3_disable_apps_wan_cons_deaggr;
api_ctrl->ipa_get_dma_dev = ipa3_get_dma_dev;
api_ctrl->ipa_release_wdi_mapping = ipa3_release_wdi_mapping;
api_ctrl->ipa_create_wdi_mapping = ipa3_create_wdi_mapping;
api_ctrl->ipa_get_gsi_ep_info = ipa3_get_gsi_ep_info;
api_ctrl->ipa_stop_gsi_channel = ipa3_stop_gsi_channel;
api_ctrl->ipa_register_ipa_ready_cb = ipa3_register_ipa_ready_cb;
api_ctrl->ipa_inc_client_enable_clks = ipa3_inc_client_enable_clks;
api_ctrl->ipa_dec_client_disable_clks = ipa3_dec_client_disable_clks;
api_ctrl->ipa_inc_client_enable_clks_no_block =
ipa3_inc_client_enable_clks_no_block;
api_ctrl->ipa_suspend_resource_no_block =
ipa3_suspend_resource_no_block;
api_ctrl->ipa_resume_resource = ipa3_resume_resource;
api_ctrl->ipa_suspend_resource_sync = ipa3_suspend_resource_sync;
api_ctrl->ipa_set_required_perf_profile =
ipa3_set_required_perf_profile;
api_ctrl->ipa_get_ipc_logbuf = ipa3_get_ipc_logbuf;
api_ctrl->ipa_get_ipc_logbuf_low = ipa3_get_ipc_logbuf_low;
api_ctrl->ipa_rx_poll = ipa3_rx_poll;
api_ctrl->ipa_recycle_wan_skb = ipa3_recycle_wan_skb;
api_ctrl->ipa_setup_uc_ntn_pipes = ipa3_setup_uc_ntn_pipes;
api_ctrl->ipa_tear_down_uc_offload_pipes =
ipa3_tear_down_uc_offload_pipes;
api_ctrl->ipa_get_pdev = ipa3_get_pdev;
return 0;
}
/**
* ipa_is_modem_pipe()- Checks if pipe is owned by the modem
*
* @pipe_idx: pipe number
* Return value: true if owned by modem, false otherwize
*/
bool ipa_is_modem_pipe(int pipe_idx)
{
int client_idx;
if (pipe_idx >= ipa3_ctx->ipa_num_pipes || pipe_idx < 0) {
IPAERR("Bad pipe index!\n");
return false;
}
for (client_idx = 0; client_idx < IPA_CLIENT_MAX; client_idx++) {
if (!IPA_CLIENT_IS_Q6_CONS(client_idx) &&
!IPA_CLIENT_IS_Q6_PROD(client_idx))
continue;
if (ipa3_get_ep_mapping(client_idx) == pipe_idx)
return true;
}
return false;
}
static void ipa3_write_rsrc_grp_type_reg(int group_index,
enum ipa_rsrc_grp_type_src n, bool src,
struct ipahal_reg_rsrc_grp_cfg *val) {
u8 hw_type_idx;
hw_type_idx = ipa3_get_hw_type_index();
switch (hw_type_idx) {
case IPA_3_0:
if (src) {
switch (group_index) {
case IPA_v3_0_GROUP_UL:
case IPA_v3_0_GROUP_DL:
ipahal_write_reg_n_fields(
IPA_SRC_RSRC_GRP_01_RSRC_TYPE_n,
n, val);
break;
case IPA_v3_0_GROUP_DIAG:
case IPA_v3_0_GROUP_DMA:
ipahal_write_reg_n_fields(
IPA_SRC_RSRC_GRP_23_RSRC_TYPE_n,
n, val);
break;
case IPA_v3_0_GROUP_Q6ZIP:
case IPA_v3_0_GROUP_UC_RX_Q:
ipahal_write_reg_n_fields(
IPA_SRC_RSRC_GRP_45_RSRC_TYPE_n,
n, val);
break;
default:
IPAERR(
" Invalid source resource group,index #%d\n",
group_index);
break;
}
} else {
switch (group_index) {
case IPA_v3_0_GROUP_UL:
case IPA_v3_0_GROUP_DL:
ipahal_write_reg_n_fields(
IPA_DST_RSRC_GRP_01_RSRC_TYPE_n,
n, val);
break;
case IPA_v3_0_GROUP_DIAG:
case IPA_v3_0_GROUP_DMA:
ipahal_write_reg_n_fields(
IPA_DST_RSRC_GRP_23_RSRC_TYPE_n,
n, val);
break;
case IPA_v3_0_GROUP_Q6ZIP_GENERAL:
case IPA_v3_0_GROUP_Q6ZIP_ENGINE:
ipahal_write_reg_n_fields(
IPA_DST_RSRC_GRP_45_RSRC_TYPE_n,
n, val);
break;
default:
IPAERR(
" Invalid destination resource group,index #%d\n",
group_index);
break;
}
}
break;
case IPA_3_5_1:
if (src) {
switch (group_index) {
case IPA_v3_5_1_GROUP_LWA_DL:
case IPA_v3_5_1_GROUP_UL_DL:
ipahal_write_reg_n_fields(
IPA_SRC_RSRC_GRP_01_RSRC_TYPE_n,
n, val);
break;
case IPA_v3_5_1_GROUP_DMA:
case IPA_v3_5_1_GROUP_UC_RX_Q:
ipahal_write_reg_n_fields(
IPA_SRC_RSRC_GRP_23_RSRC_TYPE_n,
n, val);
break;
default:
IPAERR(
" Invalid source resource group,index #%d\n",
group_index);
break;
}
} else {
switch (group_index) {
case IPA_v3_5_1_GROUP_LWA_DL:
case IPA_v3_5_1_GROUP_UL_DL:
ipahal_write_reg_n_fields(
IPA_DST_RSRC_GRP_01_RSRC_TYPE_n,
n, val);
break;
case IPA_v3_5_1_GROUP_DMA:
ipahal_write_reg_n_fields(
IPA_DST_RSRC_GRP_23_RSRC_TYPE_n,
n, val);
break;
default:
IPAERR(
" Invalid destination resource group,index #%d\n",
group_index);
break;
}
}
break;
default:
IPAERR("invalid hw type\n");
WARN_ON(1);
return;
}
}
static void ipa3_configure_rx_hps_clients(int depth, bool min)
{
int i;
struct ipahal_reg_rx_hps_clients val;
u8 hw_type_idx;
hw_type_idx = ipa3_get_hw_type_index();
/*
* depth 0 contains 4 first clients out of 6
* depth 1 contains 2 last clients out of 6
*/
for (i = 0 ; i < (depth ? 2 : 4) ; i++) {
if (min)
val.client_minmax[i] =
ipa3_rsrc_rx_grp_config
[hw_type_idx]
[IPA_RSRC_GRP_TYPE_RX_HPS_CMDQ]
[!depth ? i : 4 + i].min;
else
val.client_minmax[i] =
ipa3_rsrc_rx_grp_config
[hw_type_idx]
[IPA_RSRC_GRP_TYPE_RX_HPS_CMDQ]
[!depth ? i : 4 + i].max;
}
if (depth) {
ipahal_write_reg_fields(min ? IPA_RX_HPS_CLIENTS_MIN_DEPTH_1 :
IPA_RX_HPS_CLIENTS_MAX_DEPTH_1,
&val);
} else {
ipahal_write_reg_fields(min ? IPA_RX_HPS_CLIENTS_MIN_DEPTH_0 :
IPA_RX_HPS_CLIENTS_MAX_DEPTH_0,
&val);
}
}
void ipa3_set_resorce_groups_min_max_limits(void)
{
int i;
int j;
int src_rsrc_type_max;
int dst_rsrc_type_max;
int src_grp_idx_max;
int dst_grp_idx_max;
struct ipahal_reg_rsrc_grp_cfg val;
u8 hw_type_idx;
IPADBG("ENTER\n");
IPADBG("Assign source rsrc groups min-max limits\n");
hw_type_idx = ipa3_get_hw_type_index();
switch (hw_type_idx) {
case IPA_3_0:
src_rsrc_type_max = IPA_v3_0_RSRC_GRP_TYPE_SRC_MAX;
dst_rsrc_type_max = IPA_v3_0_RSRC_GRP_TYPE_DST_MAX;
src_grp_idx_max = IPA_v3_0_GROUP_MAX;
dst_grp_idx_max = IPA_v3_0_GROUP_MAX;
break;
case IPA_3_5_1:
src_rsrc_type_max = IPA_v3_5_1_RSRC_GRP_TYPE_SRC_MAX;
dst_rsrc_type_max = IPA_v3_5_1_RSRC_GRP_TYPE_DST_MAX;
src_grp_idx_max = IPA_v3_5_1_SRC_GROUP_MAX;
dst_grp_idx_max = IPA_v3_5_1_DST_GROUP_MAX;
break;
default:
IPAERR("invalid hw type index\n");
WARN_ON(1);
return;
}
for (i = 0; i < src_rsrc_type_max; i++) {
for (j = 0; j < src_grp_idx_max; j = j + 2) {
val.x_min =
ipa3_rsrc_src_grp_config[hw_type_idx][i][j].min;
val.x_max =
ipa3_rsrc_src_grp_config[hw_type_idx][i][j].max;
val.y_min =
ipa3_rsrc_src_grp_config[hw_type_idx][i][j + 1].min;
val.y_max =
ipa3_rsrc_src_grp_config[hw_type_idx][i][j + 1].max;
ipa3_write_rsrc_grp_type_reg(j, i, true, &val);
}
}
IPADBG("Assign destination rsrc groups min-max limits\n");
for (i = 0; i < dst_rsrc_type_max; i++) {
for (j = 0; j < dst_grp_idx_max; j = j + 2) {
val.x_min =
ipa3_rsrc_dst_grp_config[hw_type_idx][i][j].min;
val.x_max =
ipa3_rsrc_dst_grp_config[hw_type_idx][i][j].max;
val.y_min =
ipa3_rsrc_dst_grp_config[hw_type_idx][i][j + 1].min;
val.y_max =
ipa3_rsrc_dst_grp_config[hw_type_idx][i][j + 1].max;
ipa3_write_rsrc_grp_type_reg(j, i, false, &val);
}
}
/* move resource group configuration from HLOS to TZ */
if (ipa3_ctx->ipa_hw_type >= IPA_HW_v3_1) {
IPAERR("skip configuring ipa_rx_hps_clients from HLOS\n");
return;
}
IPADBG("Assign RX_HPS CMDQ rsrc groups min-max limits\n");
ipa3_configure_rx_hps_clients(0, true);
ipa3_configure_rx_hps_clients(0, false);
/* only hw_type v3_0\3_1 have 6 RX_HPS_CMDQ and needs depth 1*/
if (ipa3_ctx->ipa_hw_type <= IPA_HW_v3_1) {
ipa3_configure_rx_hps_clients(1, true);
ipa3_configure_rx_hps_clients(1, false);
}
IPADBG("EXIT\n");
}
static void ipa3_gsi_poll_after_suspend(struct ipa3_ep_context *ep)
{
bool empty;
IPADBG("switch ch %ld to poll\n", ep->gsi_chan_hdl);
gsi_config_channel_mode(ep->gsi_chan_hdl, GSI_CHAN_MODE_POLL);
gsi_is_channel_empty(ep->gsi_chan_hdl, &empty);
if (!empty) {
IPADBG("ch %ld not empty\n", ep->gsi_chan_hdl);
/* queue a work to start polling if don't have one */
atomic_set(&ipa3_ctx->transport_pm.eot_activity, 1);
if (!atomic_read(&ep->sys->curr_polling_state)) {
atomic_set(&ep->sys->curr_polling_state, 1);
queue_work(ep->sys->wq, &ep->sys->work);
}
}
}
void ipa3_suspend_apps_pipes(bool suspend)
{
struct ipa_ep_cfg_ctrl cfg;
int ipa_ep_idx;
struct ipa3_ep_context *ep;
memset(&cfg, 0, sizeof(cfg));
cfg.ipa_ep_suspend = suspend;
ipa_ep_idx = ipa3_get_ep_mapping(IPA_CLIENT_APPS_LAN_CONS);
ep = &ipa3_ctx->ep[ipa_ep_idx];
if (ep->valid) {
IPADBG("%s pipe %d\n", suspend ? "suspend" : "unsuspend",
ipa_ep_idx);
ipa3_cfg_ep_ctrl(ipa_ep_idx, &cfg);
if (suspend)
ipa3_gsi_poll_after_suspend(ep);
else if (!atomic_read(&ep->sys->curr_polling_state))
gsi_config_channel_mode(ep->gsi_chan_hdl,
GSI_CHAN_MODE_CALLBACK);
}
ipa_ep_idx = ipa_get_ep_mapping(IPA_CLIENT_APPS_WAN_CONS);
/* Considering the case for SSR. */
if (ipa_ep_idx == -1) {
IPADBG("Invalid client.\n");
return;
}
ep = &ipa3_ctx->ep[ipa_ep_idx];
if (ep->valid) {
IPADBG("%s pipe %d\n", suspend ? "suspend" : "unsuspend",
ipa_ep_idx);
ipa3_cfg_ep_ctrl(ipa_ep_idx, &cfg);
if (suspend)
ipa3_gsi_poll_after_suspend(ep);
else if (!atomic_read(&ep->sys->curr_polling_state))
gsi_config_channel_mode(ep->gsi_chan_hdl,
GSI_CHAN_MODE_CALLBACK);
}
}
/**
* ipa3_inject_dma_task_for_gsi()- Send DMA_TASK to IPA for GSI stop channel
*
* Send a DMA_TASK of 1B to IPA to unblock GSI channel in STOP_IN_PROG.
* Return value: 0 on success, negative otherwise
*/
int ipa3_inject_dma_task_for_gsi(void)
{
static struct ipa_mem_buffer mem = {0};
struct ipahal_imm_cmd_dma_task_32b_addr cmd = {0};
static struct ipahal_imm_cmd_pyld *cmd_pyld;
struct ipa3_desc desc = {0};
/* allocate the memory only for the very first time */
if (!mem.base) {
IPADBG("Allocate mem\n");
mem.size = IPA_GSI_CHANNEL_STOP_PKT_SIZE;
mem.base = dma_alloc_coherent(ipa3_ctx->pdev,
mem.size,
&mem.phys_base,
GFP_KERNEL);
if (!mem.base) {
IPAERR("no mem\n");
return -EFAULT;
}
}
if (!cmd_pyld) {
cmd.flsh = 1;
cmd.size1 = mem.size;
cmd.addr1 = mem.phys_base;
cmd.packet_size = mem.size;
cmd_pyld = ipahal_construct_imm_cmd(
IPA_IMM_CMD_DMA_TASK_32B_ADDR, &cmd, false);
if (!cmd_pyld) {
IPAERR("failed to construct dma_task_32b_addr cmd\n");
return -EFAULT;
}
}
desc.opcode = ipahal_imm_cmd_get_opcode_param(
IPA_IMM_CMD_DMA_TASK_32B_ADDR, 1);
desc.pyld = cmd_pyld->data;
desc.len = cmd_pyld->len;
desc.type = IPA_IMM_CMD_DESC;
IPADBG("sending 1B packet to IPA\n");
if (ipa3_send_cmd_timeout(1, &desc,
IPA_DMA_TASK_FOR_GSI_TIMEOUT_MSEC)) {
IPAERR("ipa3_send_cmd failed\n");
return -EFAULT;
}
return 0;
}
/**
* ipa3_stop_gsi_channel()- Stops a GSI channel in IPA
* @chan_hdl: GSI channel handle
*
* This function implements the sequence to stop a GSI channel
* in IPA. This function returns when the channel is is STOP state.
*
* Return value: 0 on success, negative otherwise
*/
int ipa3_stop_gsi_channel(u32 clnt_hdl)
{
struct ipa_mem_buffer mem;
int res = 0;
int i;
struct ipa3_ep_context *ep;
if (clnt_hdl >= ipa3_ctx->ipa_num_pipes ||
ipa3_ctx->ep[clnt_hdl].valid == 0) {
IPAERR("bad parm.\n");
return -EINVAL;
}
ep = &ipa3_ctx->ep[clnt_hdl];
IPA_ACTIVE_CLIENTS_INC_EP(ipa3_get_client_mapping(clnt_hdl));
memset(&mem, 0, sizeof(mem));
if (IPA_CLIENT_IS_PROD(ep->client)) {
res = gsi_stop_channel(ep->gsi_chan_hdl);
goto end_sequence;
}
for (i = 0; i < IPA_GSI_CHANNEL_STOP_MAX_RETRY; i++) {
IPADBG("Calling gsi_stop_channel\n");
res = gsi_stop_channel(ep->gsi_chan_hdl);
IPADBG("gsi_stop_channel returned %d\n", res);
if (res != -GSI_STATUS_AGAIN && res != -GSI_STATUS_TIMED_OUT)
goto end_sequence;
IPADBG("Inject a DMA_TASK with 1B packet to IPA and retry\n");
/* Send a 1B packet DMA_RASK to IPA and try again*/
res = ipa3_inject_dma_task_for_gsi();
if (res) {
IPAERR("Failed to inject DMA TASk for GSI\n");
goto end_sequence;
}
/* sleep for short period to flush IPA */
usleep_range(IPA_GSI_CHANNEL_STOP_SLEEP_MIN_USEC,
IPA_GSI_CHANNEL_STOP_SLEEP_MAX_USEC);
}
IPAERR("Failed to stop GSI channel with retries\n");
res = -EFAULT;
end_sequence:
IPA_ACTIVE_CLIENTS_DEC_EP(ipa3_get_client_mapping(clnt_hdl));
return res;
}
/**
* ipa3_load_fws() - Load the IPAv3 FWs into IPA&GSI SRAM.
*
* @firmware: Structure which contains the FW data from the user space.
*
* Return value: 0 on success, negative otherwise
*
*/
int ipa3_load_fws(const struct firmware *firmware)
{
const struct elf32_hdr *ehdr;
const struct elf32_phdr *phdr;
const uint8_t *elf_phdr_ptr;
uint32_t *elf_data_ptr;
int phdr_idx, index;
uint32_t *fw_mem_base;
ehdr = (struct elf32_hdr *) firmware->data;
elf_phdr_ptr = firmware->data + sizeof(*ehdr);
for (phdr_idx = 0; phdr_idx < ehdr->e_phnum; phdr_idx++) {
/*
* The ELF program header will contain the starting
* address to which the firmware needs to copied.
*/
phdr = (struct elf32_phdr *)elf_phdr_ptr;
/*
* p_vaddr will contain the starting address to which the
* FW needs to be loaded.
* p_memsz will contain the size of the IRAM.
* p_filesz will contain the size of the FW image.
*/
fw_mem_base = ioremap(phdr->p_vaddr, phdr->p_memsz);
if (!fw_mem_base) {
IPAERR("Failed to map 0x%x for the size of %u\n",
phdr->p_vaddr, phdr->p_memsz);
return -ENOMEM;
}
/* Set the entire region to 0s */
memset(fw_mem_base, 0, phdr->p_memsz);
/*
* p_offset will contain and absolute offset from the beginning
* of the ELF file.
*/
elf_data_ptr = (uint32_t *)
((uint8_t *)firmware->data + phdr->p_offset);
if (phdr->p_memsz % sizeof(uint32_t)) {
IPAERR("FW size %u doesn't align to 32bit\n",
phdr->p_memsz);
return -EFAULT;
}
/* Write the FW */
for (index = 0; index < phdr->p_filesz/sizeof(uint32_t);
index++) {
writel_relaxed(*elf_data_ptr, &fw_mem_base[index]);
elf_data_ptr++;
}
iounmap(fw_mem_base);
elf_phdr_ptr = elf_phdr_ptr + sizeof(*phdr);
}
IPADBG("IPA FWs (GSI FW, HPS and DPS) were loaded\n");
return 0;
}
/**
* ipa3_is_msm_device() - Is the running device a MSM or MDM?
* Determine according to IPA version
*
* Return value: true if MSM, false if MDM
*
*/
bool ipa3_is_msm_device(void)
{
switch (ipa3_ctx->ipa_hw_type) {
case IPA_HW_v3_0:
case IPA_HW_v3_5:
return false;
case IPA_HW_v3_1:
case IPA_HW_v3_5_1:
return true;
default:
IPAERR("unknown HW type %d\n", ipa3_ctx->ipa_hw_type);
ipa_assert();
}
return false;
}
/**
* ipa3_get_pdev() - return a pointer to IPA dev struct
*
* Return value: a pointer to IPA dev struct
*
*/
struct device *ipa3_get_pdev(void)
{
if (!ipa3_ctx)
return NULL;
return ipa3_ctx->pdev;
}
/**
* ipa3_enable_dcd() - enable dynamic clock division on IPA
*
* Return value: Non applicable
*
*/
void ipa3_enable_dcd(void)
{
struct ipahal_reg_idle_indication_cfg idle_indication_cfg;
/* recommended values for IPA 3.5 according to IPA HPG */
idle_indication_cfg.const_non_idle_enable = 0;
idle_indication_cfg.enter_idle_debounce_thresh = 256;
ipahal_write_reg_fields(IPA_IDLE_INDICATION_CFG,
&idle_indication_cfg);
}