| /* Copyright (c) 2012-2017, 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. |
| */ |
| |
| #ifndef _IPA_I_H_ |
| #define _IPA_I_H_ |
| |
| #include <linux/bitops.h> |
| #include <linux/cdev.h> |
| #include <linux/export.h> |
| #include <linux/idr.h> |
| #include <linux/list.h> |
| #include <linux/mutex.h> |
| #include <linux/skbuff.h> |
| #include <linux/slab.h> |
| #include <linux/ipa.h> |
| #include <linux/msm-sps.h> |
| #include <linux/platform_device.h> |
| #include <asm/dma-iommu.h> |
| #include <linux/iommu.h> |
| #include <linux/ipa_uc_offload.h> |
| #include "ipa_hw_defs.h" |
| #include "ipa_ram_mmap.h" |
| #include "ipa_reg.h" |
| #include "ipa_qmi_service.h" |
| #include "../ipa_api.h" |
| #include "../ipa_common_i.h" |
| #include "ipa_uc_offload_i.h" |
| |
| #define DRV_NAME "ipa" |
| #define NAT_DEV_NAME "ipaNatTable" |
| |
| #define IPA_COOKIE 0x57831603 |
| #define IPA_RT_RULE_COOKIE 0x57831604 |
| #define IPA_RT_TBL_COOKIE 0x57831605 |
| #define IPA_FLT_COOKIE 0x57831606 |
| #define IPA_HDR_COOKIE 0x57831607 |
| #define IPA_PROC_HDR_COOKIE 0x57831608 |
| |
| |
| #define MTU_BYTE 1500 |
| |
| #define IPA_MAX_NUM_PIPES 0x14 |
| #define IPA_SYS_DESC_FIFO_SZ 0x2000 |
| #define IPA_SYS_TX_DATA_DESC_FIFO_SZ 0x1000 |
| #define IPA_LAN_RX_HEADER_LENGTH (2) |
| #define IPA_QMAP_HEADER_LENGTH (4) |
| #define IPA_DL_CHECKSUM_LENGTH (8) |
| #define IPA_NUM_DESC_PER_SW_TX (2) |
| #define IPA_GENERIC_RX_POOL_SZ 1000 |
| #define IPA_UC_FINISH_MAX 6 |
| #define IPA_UC_WAIT_MIN_SLEEP 1000 |
| #define IPA_UC_WAII_MAX_SLEEP 1200 |
| #define IPA_BAM_STOP_MAX_RETRY 10 |
| |
| #define IPA_MAX_STATUS_STAT_NUM 30 |
| |
| #define IPADBG(fmt, args...) \ |
| pr_debug(DRV_NAME " %s:%d " fmt, __func__, __LINE__, ## args) |
| #define IPAERR(fmt, args...) \ |
| pr_err(DRV_NAME " %s:%d " fmt, __func__, __LINE__, ## args) |
| |
| #define IPAERR_RL(fmt, args...) \ |
| do { \ |
| pr_err_ratelimited(DRV_NAME " %s:%d " fmt, __func__, \ |
| __LINE__, ## args);\ |
| if (ipa_ctx) { \ |
| IPA_IPC_LOGGING(ipa_ctx->logbuf, \ |
| DRV_NAME " %s:%d " fmt, ## args); \ |
| IPA_IPC_LOGGING(ipa_ctx->logbuf_low, \ |
| DRV_NAME " %s:%d " fmt, ## args); \ |
| } \ |
| } while (0) |
| |
| #define WLAN_AMPDU_TX_EP 15 |
| #define WLAN_PROD_TX_EP 19 |
| #define WLAN1_CONS_RX_EP 14 |
| #define WLAN2_CONS_RX_EP 16 |
| #define WLAN3_CONS_RX_EP 17 |
| #define WLAN4_CONS_RX_EP 18 |
| |
| #define MAX_NUM_EXCP 8 |
| |
| #define IPA_STATS |
| |
| #ifdef IPA_STATS |
| #define IPA_STATS_INC_CNT(val) (++val) |
| #define IPA_STATS_DEC_CNT(val) (--val) |
| #define IPA_STATS_EXCP_CNT(flags, base) do { \ |
| int i; \ |
| for (i = 0; i < MAX_NUM_EXCP; i++) \ |
| if (flags & BIT(i)) \ |
| ++base[i]; \ |
| if (flags == 0) \ |
| ++base[MAX_NUM_EXCP - 1]; \ |
| } while (0) |
| #else |
| #define IPA_STATS_INC_CNT(x) do { } while (0) |
| #define IPA_STATS_DEC_CNT(x) |
| #define IPA_STATS_EXCP_CNT(flags, base) do { } while (0) |
| #endif |
| |
| #define IPA_TOS_EQ BIT(0) |
| #define IPA_PROTOCOL_EQ BIT(1) |
| #define IPA_OFFSET_MEQ32_0 BIT(2) |
| #define IPA_OFFSET_MEQ32_1 BIT(3) |
| #define IPA_IHL_OFFSET_RANGE16_0 BIT(4) |
| #define IPA_IHL_OFFSET_RANGE16_1 BIT(5) |
| #define IPA_IHL_OFFSET_EQ_16 BIT(6) |
| #define IPA_IHL_OFFSET_EQ_32 BIT(7) |
| #define IPA_IHL_OFFSET_MEQ32_0 BIT(8) |
| #define IPA_OFFSET_MEQ128_0 BIT(9) |
| #define IPA_OFFSET_MEQ128_1 BIT(10) |
| #define IPA_TC_EQ BIT(11) |
| #define IPA_FL_EQ BIT(12) |
| #define IPA_IHL_OFFSET_MEQ32_1 BIT(13) |
| #define IPA_METADATA_COMPARE BIT(14) |
| #define IPA_IS_FRAG BIT(15) |
| |
| #define IPA_HDR_BIN0 0 |
| #define IPA_HDR_BIN1 1 |
| #define IPA_HDR_BIN2 2 |
| #define IPA_HDR_BIN3 3 |
| #define IPA_HDR_BIN4 4 |
| #define IPA_HDR_BIN_MAX 5 |
| |
| #define IPA_HDR_PROC_CTX_BIN0 0 |
| #define IPA_HDR_PROC_CTX_BIN1 1 |
| #define IPA_HDR_PROC_CTX_BIN_MAX 2 |
| |
| #define IPA_EVENT_THRESHOLD 0x10 |
| |
| /* |
| * Due to ZLT issue with USB 3.0 core, IPA BAM threashold need to be set |
| * to max packet size + 1. After setting the threshold, USB core |
| * will not be notified on ZLTs |
| */ |
| #define IPA_USB_EVENT_THRESHOLD 0x4001 |
| |
| #define IPA_RX_POOL_CEIL 32 |
| #define IPA_RX_SKB_SIZE 1792 |
| |
| #define IPA_A5_MUX_HDR_NAME "ipa_excp_hdr" |
| #define IPA_LAN_RX_HDR_NAME "ipa_lan_hdr" |
| #define IPA_INVALID_L4_PROTOCOL 0xFF |
| |
| #define IPA_SETFIELD(val, shift, mask) (((val) << (shift)) & (mask)) |
| #define IPA_SETFIELD_IN_REG(reg, val, shift, mask) \ |
| (reg |= ((val) << (shift)) & (mask)) |
| |
| #define IPA_HW_TABLE_ALIGNMENT(start_ofst) \ |
| (((start_ofst) + 127) & ~127) |
| #define IPA_RT_FLT_HW_RULE_BUF_SIZE (256) |
| |
| #define IPA_HDR_PROC_CTX_TABLE_ALIGNMENT_BYTE 8 |
| #define IPA_HDR_PROC_CTX_TABLE_ALIGNMENT(start_ofst) \ |
| (((start_ofst) + IPA_HDR_PROC_CTX_TABLE_ALIGNMENT_BYTE - 1) & \ |
| ~(IPA_HDR_PROC_CTX_TABLE_ALIGNMENT_BYTE - 1)) |
| |
| #define MAX_RESOURCE_TO_CLIENTS (IPA_CLIENT_MAX) |
| #define IPA_MEM_PART(x_) (ipa_ctx->ctrl->mem_partition.x_) |
| |
| #define IPA2_ACTIVE_CLIENTS_LOG_BUFFER_SIZE_LINES 120 |
| #define IPA2_ACTIVE_CLIENTS_LOG_LINE_LEN 96 |
| #define IPA2_ACTIVE_CLIENTS_LOG_HASHTABLE_SIZE 50 |
| #define IPA2_ACTIVE_CLIENTS_LOG_NAME_LEN 40 |
| |
| struct ipa2_active_client_htable_entry { |
| struct hlist_node list; |
| char id_string[IPA2_ACTIVE_CLIENTS_LOG_NAME_LEN]; |
| int count; |
| enum ipa_active_client_log_type type; |
| }; |
| |
| struct ipa2_active_clients_log_ctx { |
| char *log_buffer[IPA2_ACTIVE_CLIENTS_LOG_BUFFER_SIZE_LINES]; |
| int log_head; |
| int log_tail; |
| bool log_rdy; |
| struct hlist_head htable[IPA2_ACTIVE_CLIENTS_LOG_HASHTABLE_SIZE]; |
| }; |
| |
| |
| struct ipa_client_names { |
| enum ipa_client_type names[MAX_RESOURCE_TO_CLIENTS]; |
| int length; |
| }; |
| |
| struct ipa_smmu_cb_ctx { |
| bool valid; |
| struct device *dev; |
| struct dma_iommu_mapping *mapping; |
| struct iommu_domain *iommu; |
| unsigned long next_addr; |
| u32 va_start; |
| u32 va_size; |
| u32 va_end; |
| }; |
| |
| /** |
| * struct ipa_flt_entry - IPA filtering table entry |
| * @link: entry's link in global filtering enrties list |
| * @rule: filter rule |
| * @cookie: cookie used for validity check |
| * @tbl: filter table |
| * @rt_tbl: routing table |
| * @hw_len: entry's size |
| */ |
| struct ipa_flt_entry { |
| struct list_head link; |
| u32 cookie; |
| struct ipa_flt_rule rule; |
| struct ipa_flt_tbl *tbl; |
| struct ipa_rt_tbl *rt_tbl; |
| u32 hw_len; |
| int id; |
| }; |
| |
| /** |
| * struct ipa_rt_tbl - IPA routing table |
| * @link: table's link in global routing tables list |
| * @head_rt_rule_list: head of routing rules list |
| * @name: routing table name |
| * @idx: routing table index |
| * @rule_cnt: number of rules in routing table |
| * @ref_cnt: reference counter of routing table |
| * @set: collection of routing tables |
| * @cookie: cookie used for validity check |
| * @in_sys: flag indicating if the table is located in system memory |
| * @sz: the size of the routing table |
| * @curr_mem: current routing tables block in sys memory |
| * @prev_mem: previous routing table block in sys memory |
| * @id: routing table id |
| */ |
| struct ipa_rt_tbl { |
| struct list_head link; |
| u32 cookie; |
| struct list_head head_rt_rule_list; |
| char name[IPA_RESOURCE_NAME_MAX]; |
| u32 idx; |
| u32 rule_cnt; |
| u32 ref_cnt; |
| struct ipa_rt_tbl_set *set; |
| bool in_sys; |
| u32 sz; |
| struct ipa_mem_buffer curr_mem; |
| struct ipa_mem_buffer prev_mem; |
| int id; |
| }; |
| |
| /** |
| * struct ipa_hdr_entry - IPA header table entry |
| * @link: entry's link in global header table entries list |
| * @hdr: the header |
| * @hdr_len: header length |
| * @name: name of header table entry |
| * @type: l2 header type |
| * @is_partial: flag indicating if header table entry is partial |
| * @is_hdr_proc_ctx: false - hdr entry resides in hdr table, |
| * true - hdr entry resides in DDR and pointed to by proc ctx |
| * @phys_base: physical address of entry in DDR when is_hdr_proc_ctx is true, |
| * else 0 |
| * @proc_ctx: processing context header |
| * @offset_entry: entry's offset |
| * @cookie: cookie used for validity check |
| * @ref_cnt: reference counter of routing table |
| * @id: header entry id |
| * @is_eth2_ofst_valid: is eth2_ofst field valid? |
| * @eth2_ofst: offset to start of Ethernet-II/802.3 header |
| * @user_deleted: is the header deleted by the user? |
| */ |
| struct ipa_hdr_entry { |
| struct list_head link; |
| u32 cookie; |
| u8 hdr[IPA_HDR_MAX_SIZE]; |
| u32 hdr_len; |
| char name[IPA_RESOURCE_NAME_MAX]; |
| enum ipa_hdr_l2_type type; |
| u8 is_partial; |
| bool is_hdr_proc_ctx; |
| dma_addr_t phys_base; |
| struct ipa_hdr_proc_ctx_entry *proc_ctx; |
| struct ipa_hdr_offset_entry *offset_entry; |
| u32 ref_cnt; |
| int id; |
| u8 is_eth2_ofst_valid; |
| u16 eth2_ofst; |
| bool user_deleted; |
| }; |
| |
| /** |
| * struct ipa_hdr_tbl - IPA header table |
| * @head_hdr_entry_list: header entries list |
| * @head_offset_list: header offset list |
| * @head_free_offset_list: header free offset list |
| * @hdr_cnt: number of headers |
| * @end: the last header index |
| */ |
| struct ipa_hdr_tbl { |
| struct list_head head_hdr_entry_list; |
| struct list_head head_offset_list[IPA_HDR_BIN_MAX]; |
| struct list_head head_free_offset_list[IPA_HDR_BIN_MAX]; |
| u32 hdr_cnt; |
| u32 end; |
| }; |
| |
| /** |
| * struct ipa_hdr_offset_entry - IPA header offset entry |
| * @link: entry's link in global processing context header offset entries list |
| * @offset: the offset |
| * @bin: bin |
| */ |
| struct ipa_hdr_proc_ctx_offset_entry { |
| struct list_head link; |
| u32 offset; |
| u32 bin; |
| }; |
| |
| /** |
| * struct ipa_hdr_proc_ctx_add_hdr_seq - |
| * IPA processing context header - add header sequence |
| * @hdr_add: add header command |
| * @end: tlv end command (cmd.type must be 0) |
| */ |
| struct ipa_hdr_proc_ctx_add_hdr_seq { |
| struct ipa_hdr_proc_ctx_hdr_add hdr_add; |
| struct ipa_hdr_proc_ctx_tlv end; |
| }; |
| |
| /** |
| * struct ipa_hdr_proc_ctx_add_hdr_cmd_seq - |
| * IPA processing context header - process command sequence |
| * @hdr_add: add header command |
| * @cmd: tlv processing command (cmd.type must be 3) |
| * @end: tlv end command (cmd.type must be 0) |
| */ |
| struct ipa_hdr_proc_ctx_add_hdr_cmd_seq { |
| struct ipa_hdr_proc_ctx_hdr_add hdr_add; |
| struct ipa_hdr_proc_ctx_tlv cmd; |
| struct ipa_hdr_proc_ctx_tlv end; |
| }; |
| |
| /** |
| *struct ipa_hdr_proc_ctx_entry - IPA processing context header table entry |
| * @link: entry's link in global header table entries list |
| * @type: |
| * @offset_entry: entry's offset |
| * @hdr: the header |
| * @cookie: cookie used for validity check |
| * @ref_cnt: reference counter of routing table |
| * @id: processing context header entry id |
| * @user_deleted: is the hdr processing context deleted by the user? |
| */ |
| struct ipa_hdr_proc_ctx_entry { |
| struct list_head link; |
| u32 cookie; |
| enum ipa_hdr_proc_type type; |
| struct ipa_hdr_proc_ctx_offset_entry *offset_entry; |
| struct ipa_hdr_entry *hdr; |
| u32 ref_cnt; |
| int id; |
| bool user_deleted; |
| }; |
| |
| /** |
| * struct ipa_hdr_proc_ctx_tbl - IPA processing context header table |
| * @head_proc_ctx_entry_list: header entries list |
| * @head_offset_list: header offset list |
| * @head_free_offset_list: header free offset list |
| * @proc_ctx_cnt: number of processing context headers |
| * @end: the last processing context header index |
| * @start_offset: offset in words of processing context header table |
| */ |
| struct ipa_hdr_proc_ctx_tbl { |
| struct list_head head_proc_ctx_entry_list; |
| struct list_head head_offset_list[IPA_HDR_PROC_CTX_BIN_MAX]; |
| struct list_head head_free_offset_list[IPA_HDR_PROC_CTX_BIN_MAX]; |
| u32 proc_ctx_cnt; |
| u32 end; |
| u32 start_offset; |
| }; |
| |
| /** |
| * struct ipa_flt_tbl - IPA filter table |
| * @head_flt_rule_list: filter rules list |
| * @rule_cnt: number of filter rules |
| * @in_sys: flag indicating if filter table is located in system memory |
| * @sz: the size of the filter table |
| * @end: the last header index |
| * @curr_mem: current filter tables block in sys memory |
| * @prev_mem: previous filter table block in sys memory |
| */ |
| struct ipa_flt_tbl { |
| struct list_head head_flt_rule_list; |
| u32 rule_cnt; |
| bool in_sys; |
| u32 sz; |
| struct ipa_mem_buffer curr_mem; |
| struct ipa_mem_buffer prev_mem; |
| bool sticky_rear; |
| }; |
| |
| /** |
| * struct ipa_rt_entry - IPA routing table entry |
| * @link: entry's link in global routing table entries list |
| * @rule: routing rule |
| * @cookie: cookie used for validity check |
| * @tbl: routing table |
| * @hdr: header table |
| * @proc_ctx: processing context table |
| * @hw_len: the length of the table |
| */ |
| struct ipa_rt_entry { |
| struct list_head link; |
| u32 cookie; |
| struct ipa_rt_rule rule; |
| struct ipa_rt_tbl *tbl; |
| struct ipa_hdr_entry *hdr; |
| struct ipa_hdr_proc_ctx_entry *proc_ctx; |
| u32 hw_len; |
| int id; |
| }; |
| |
| /** |
| * struct ipa_rt_tbl_set - collection of routing tables |
| * @head_rt_tbl_list: collection of routing tables |
| * @tbl_cnt: number of routing tables |
| */ |
| struct ipa_rt_tbl_set { |
| struct list_head head_rt_tbl_list; |
| u32 tbl_cnt; |
| }; |
| |
| /** |
| * struct ipa_ep_cfg_status - status configuration in IPA end-point |
| * @status_en: Determines if end point supports Status Indications. SW should |
| * set this bit in order to enable Statuses. Output Pipe - send |
| * Status indications only if bit is set. Input Pipe - forward Status |
| * indication to STATUS_ENDP only if bit is set. Valid for Input |
| * and Output Pipes (IPA Consumer and Producer) |
| * @status_ep: Statuses generated for this endpoint will be forwarded to the |
| * specified Status End Point. Status endpoint needs to be |
| * configured with STATUS_EN=1 Valid only for Input Pipes (IPA |
| * Consumer) |
| */ |
| struct ipa_ep_cfg_status { |
| bool status_en; |
| u8 status_ep; |
| }; |
| |
| /** |
| * struct ipa_wlan_stats - Wlan stats for each wlan endpoint |
| * @rx_pkts_rcvd: Packets sent by wlan driver |
| * @rx_pkts_status_rcvd: Status packets received from ipa hw |
| * @rx_hd_processed: Data Descriptors processed by IPA Driver |
| * @rx_hd_reply: Data Descriptors recycled by wlan driver |
| * @rx_hd_rcvd: Data Descriptors sent by wlan driver |
| * @rx_pkt_leak: Packet count that are not recycled |
| * @rx_dp_fail: Packets failed to transfer to IPA HW |
| * @tx_pkts_rcvd: SKB Buffers received from ipa hw |
| * @tx_pkts_sent: SKB Buffers sent to wlan driver |
| * @tx_pkts_dropped: Dropped packets count |
| */ |
| struct ipa_wlan_stats { |
| u32 rx_pkts_rcvd; |
| u32 rx_pkts_status_rcvd; |
| u32 rx_hd_processed; |
| u32 rx_hd_reply; |
| u32 rx_hd_rcvd; |
| u32 rx_pkt_leak; |
| u32 rx_dp_fail; |
| u32 tx_pkts_rcvd; |
| u32 tx_pkts_sent; |
| u32 tx_pkts_dropped; |
| }; |
| |
| /** |
| * struct ipa_wlan_comm_memb - Wlan comm members |
| * @wlan_spinlock: protects wlan comm buff list and its size |
| * @ipa_tx_mul_spinlock: protects tx dp mul transfer |
| * @wlan_comm_total_cnt: wlan common skb buffers allocated count |
| * @wlan_comm_free_cnt: wlan common skb buffer free count |
| * @total_tx_pkts_freed: Recycled Buffer count |
| * @wlan_comm_desc_list: wlan common skb buffer list |
| */ |
| struct ipa_wlan_comm_memb { |
| spinlock_t wlan_spinlock; |
| spinlock_t ipa_tx_mul_spinlock; |
| u32 wlan_comm_total_cnt; |
| u32 wlan_comm_free_cnt; |
| u32 total_tx_pkts_freed; |
| struct list_head wlan_comm_desc_list; |
| atomic_t active_clnt_cnt; |
| }; |
| |
| struct ipa_status_stats { |
| struct ipa_hw_pkt_status status[IPA_MAX_STATUS_STAT_NUM]; |
| int curr; |
| }; |
| |
| enum ipa_wakelock_ref_client { |
| IPA_WAKELOCK_REF_CLIENT_TX = 0, |
| IPA_WAKELOCK_REF_CLIENT_LAN_RX = 1, |
| IPA_WAKELOCK_REF_CLIENT_WAN_RX = 2, |
| IPA_WAKELOCK_REF_CLIENT_WLAN_RX = 3, |
| IPA_WAKELOCK_REF_CLIENT_ODU_RX = 4, |
| IPA_WAKELOCK_REF_CLIENT_SPS = 5, |
| IPA_WAKELOCK_REF_CLIENT_MAX |
| }; |
| |
| /** |
| * struct ipa_ep_context - IPA end point context |
| * @valid: flag indicating id EP context is valid |
| * @client: EP client type |
| * @ep_hdl: EP's client SPS handle |
| * @cfg: EP cionfiguration |
| * @dst_pipe_index: destination pipe index |
| * @rt_tbl_idx: routing table index |
| * @connect: SPS connect |
| * @priv: user provided information which will forwarded once the user is |
| * notified for new data avail |
| * @client_notify: user provided CB for EP events notification, the event is |
| * data revived. |
| * @desc_fifo_in_pipe_mem: flag indicating if descriptors FIFO uses pipe memory |
| * @data_fifo_in_pipe_mem: flag indicating if data FIFO uses pipe memory |
| * @desc_fifo_pipe_mem_ofst: descriptors FIFO pipe memory offset |
| * @data_fifo_pipe_mem_ofst: data FIFO pipe memory offset |
| * @desc_fifo_client_allocated: if descriptors FIFO was allocated by a client |
| * @data_fifo_client_allocated: if data FIFO was allocated by a client |
| * @skip_ep_cfg: boolean field that determines if EP should be configured |
| * by IPA driver |
| * @keep_ipa_awake: when true, IPA will not be clock gated |
| * @rx_replenish_threshold: Indicates the WM value which requires the RX |
| * descriptors replenish function to be called to |
| * avoid the RX pipe to run out of descriptors |
| * and cause HOLB. |
| * @disconnect_in_progress: Indicates client disconnect in progress. |
| * @qmi_request_sent: Indicates whether QMI request to enable clear data path |
| * request is sent or not. |
| * @napi_enabled: when true, IPA call client callback to start polling |
| */ |
| struct ipa_ep_context { |
| int valid; |
| enum ipa_client_type client; |
| struct sps_pipe *ep_hdl; |
| struct ipa_ep_cfg cfg; |
| struct ipa_ep_cfg_holb holb; |
| struct ipa_ep_cfg_status status; |
| u32 dst_pipe_index; |
| u32 rt_tbl_idx; |
| struct sps_connect connect; |
| void *priv; |
| void (*client_notify)(void *priv, enum ipa_dp_evt_type evt, |
| unsigned long data); |
| bool desc_fifo_in_pipe_mem; |
| bool data_fifo_in_pipe_mem; |
| u32 desc_fifo_pipe_mem_ofst; |
| u32 data_fifo_pipe_mem_ofst; |
| bool desc_fifo_client_allocated; |
| bool data_fifo_client_allocated; |
| atomic_t avail_fifo_desc; |
| u32 dflt_flt4_rule_hdl; |
| u32 dflt_flt6_rule_hdl; |
| bool skip_ep_cfg; |
| bool keep_ipa_awake; |
| struct ipa_wlan_stats wstats; |
| u32 uc_offload_state; |
| u32 rx_replenish_threshold; |
| bool disconnect_in_progress; |
| u32 qmi_request_sent; |
| enum ipa_wakelock_ref_client wakelock_client; |
| bool napi_enabled; |
| bool switch_to_intr; |
| int inactive_cycles; |
| u32 eot_in_poll_err; |
| bool ep_disabled; |
| |
| /* sys MUST be the last element of this struct */ |
| struct ipa_sys_context *sys; |
| }; |
| |
| enum ipa_sys_pipe_policy { |
| IPA_POLICY_INTR_MODE, |
| IPA_POLICY_NOINTR_MODE, |
| IPA_POLICY_INTR_POLL_MODE, |
| }; |
| |
| struct ipa_repl_ctx { |
| struct ipa_rx_pkt_wrapper **cache; |
| atomic_t head_idx; |
| atomic_t tail_idx; |
| u32 capacity; |
| }; |
| |
| /** |
| * struct ipa_sys_context - IPA endpoint context for system to BAM pipes |
| * @head_desc_list: header descriptors list |
| * @len: the size of the above list |
| * @spinlock: protects the list and its size |
| * @event: used to request CALLBACK mode from SPS driver |
| * @ep: IPA EP context |
| * |
| * IPA context specific to the system-bam pipes a.k.a LAN IN/OUT and WAN |
| */ |
| struct ipa_sys_context { |
| u32 len; |
| struct sps_register_event event; |
| atomic_t curr_polling_state; |
| struct delayed_work switch_to_intr_work; |
| enum ipa_sys_pipe_policy policy; |
| int (*pyld_hdlr)(struct sk_buff *skb, struct ipa_sys_context *sys); |
| struct sk_buff * (*get_skb)(unsigned int len, gfp_t flags); |
| void (*free_skb)(struct sk_buff *skb); |
| u32 rx_buff_sz; |
| u32 rx_pool_sz; |
| struct sk_buff *prev_skb; |
| unsigned int len_rem; |
| unsigned int len_pad; |
| unsigned int len_partial; |
| bool drop_packet; |
| struct work_struct work; |
| void (*sps_callback)(struct sps_event_notify *notify); |
| enum sps_option sps_option; |
| struct delayed_work replenish_rx_work; |
| struct work_struct repl_work; |
| void (*repl_hdlr)(struct ipa_sys_context *sys); |
| struct ipa_repl_ctx repl; |
| unsigned int repl_trig_cnt; |
| unsigned int repl_trig_thresh; |
| |
| /* ordering is important - mutable fields go above */ |
| struct ipa_ep_context *ep; |
| struct list_head head_desc_list; |
| struct list_head rcycl_list; |
| spinlock_t spinlock; |
| struct workqueue_struct *wq; |
| struct workqueue_struct *repl_wq; |
| struct ipa_status_stats *status_stat; |
| /* ordering is important - other immutable fields go below */ |
| }; |
| |
| /** |
| * enum ipa_desc_type - IPA decriptors type |
| * |
| * IPA decriptors type, IPA supports DD and ICD but no CD |
| */ |
| enum ipa_desc_type { |
| IPA_DATA_DESC, |
| IPA_DATA_DESC_SKB, |
| IPA_DATA_DESC_SKB_PAGED, |
| IPA_IMM_CMD_DESC |
| }; |
| |
| /** |
| * struct ipa_tx_pkt_wrapper - IPA Tx packet wrapper |
| * @type: specify if this packet is for the skb or immediate command |
| * @mem: memory buffer used by this Tx packet |
| * @work: work struct for current Tx packet |
| * @link: linked to the wrappers on that pipe |
| * @callback: IPA client provided callback |
| * @user1: cookie1 for above callback |
| * @user2: cookie2 for above callback |
| * @sys: corresponding IPA sys context |
| * @mult: valid only for first of a "multiple" transfer, |
| * holds info for the "sps_transfer" buffer |
| * @cnt: 1 for single transfers, |
| * >1 and <0xFFFF for first of a "multiple" transfer, |
| * 0xFFFF for last desc, 0 for rest of "multiple' transfer |
| * @bounce: va of bounce buffer |
| * @unmap_dma: in case this is true, the buffer will not be dma unmapped |
| * |
| * This struct can wrap both data packet and immediate command packet. |
| */ |
| struct ipa_tx_pkt_wrapper { |
| enum ipa_desc_type type; |
| struct ipa_mem_buffer mem; |
| struct work_struct work; |
| struct list_head link; |
| void (*callback)(void *user1, int user2); |
| void *user1; |
| int user2; |
| struct ipa_sys_context *sys; |
| struct ipa_mem_buffer mult; |
| u32 cnt; |
| void *bounce; |
| bool no_unmap_dma; |
| }; |
| |
| /** |
| * struct ipa_desc - IPA descriptor |
| * @type: skb or immediate command or plain old data |
| * @pyld: points to skb |
| * @frag: points to paged fragment |
| * or kmalloc'ed immediate command parameters/plain old data |
| * @dma_address: dma mapped address of pyld |
| * @dma_address_valid: valid field for dma_address |
| * @len: length of the pyld |
| * @opcode: for immediate commands |
| * @callback: IPA client provided completion callback |
| * @user1: cookie1 for above callback |
| * @user2: cookie2 for above callback |
| * @xfer_done: completion object for sync completion |
| */ |
| struct ipa_desc { |
| enum ipa_desc_type type; |
| void *pyld; |
| skb_frag_t *frag; |
| dma_addr_t dma_address; |
| bool dma_address_valid; |
| u16 len; |
| u16 opcode; |
| void (*callback)(void *user1, int user2); |
| void *user1; |
| int user2; |
| struct completion xfer_done; |
| }; |
| |
| /** |
| * struct ipa_rx_pkt_wrapper - IPA Rx packet wrapper |
| * @skb: skb |
| * @dma_address: DMA address of this Rx packet |
| * @link: linked to the Rx packets on that pipe |
| * @len: how many bytes are copied into skb's flat buffer |
| */ |
| struct ipa_rx_pkt_wrapper { |
| struct list_head link; |
| struct ipa_rx_data data; |
| u32 len; |
| struct work_struct work; |
| struct ipa_sys_context *sys; |
| }; |
| |
| /** |
| * struct ipa_nat_mem - IPA NAT memory description |
| * @class: pointer to the struct class |
| * @dev: the dev_t of the device |
| * @cdev: cdev of the device |
| * @dev_num: device number |
| * @vaddr: virtual address |
| * @dma_handle: DMA handle |
| * @size: NAT memory size |
| * @is_mapped: flag indicating if NAT memory is mapped |
| * @is_sys_mem: flag indicating if NAT memory is sys memory |
| * @is_dev_init: flag indicating if NAT device is initialized |
| * @lock: NAT memory mutex |
| * @nat_base_address: nat table virutal address |
| * @ipv4_rules_addr: base nat table address |
| * @ipv4_expansion_rules_addr: expansion table address |
| * @index_table_addr: index table address |
| * @index_table_expansion_addr: index expansion table address |
| * @size_base_tables: base table size |
| * @size_expansion_tables: expansion table size |
| * @public_ip_addr: ip address of nat table |
| */ |
| struct ipa_nat_mem { |
| struct class *class; |
| struct device *dev; |
| struct cdev cdev; |
| dev_t dev_num; |
| void *vaddr; |
| dma_addr_t dma_handle; |
| size_t size; |
| bool is_mapped; |
| bool is_sys_mem; |
| bool is_dev_init; |
| bool is_dev; |
| struct mutex lock; |
| void *nat_base_address; |
| char *ipv4_rules_addr; |
| char *ipv4_expansion_rules_addr; |
| char *index_table_addr; |
| char *index_table_expansion_addr; |
| u32 size_base_tables; |
| u32 size_expansion_tables; |
| u32 public_ip_addr; |
| void *tmp_vaddr; |
| dma_addr_t tmp_dma_handle; |
| bool is_tmp_mem; |
| }; |
| |
| /** |
| * enum ipa_hw_mode - IPA hardware mode |
| * @IPA_HW_Normal: Regular IPA hardware |
| * @IPA_HW_Virtual: IPA hardware supporting virtual memory allocation |
| * @IPA_HW_PCIE: IPA hardware supporting memory allocation over PCIE Bridge |
| */ |
| enum ipa_hw_mode { |
| IPA_HW_MODE_NORMAL = 0, |
| IPA_HW_MODE_VIRTUAL = 1, |
| IPA_HW_MODE_PCIE = 2 |
| }; |
| |
| enum ipa_config_this_ep { |
| IPA_CONFIGURE_THIS_EP, |
| IPA_DO_NOT_CONFIGURE_THIS_EP, |
| }; |
| |
| struct ipa_stats { |
| u32 tx_sw_pkts; |
| u32 tx_hw_pkts; |
| u32 rx_pkts; |
| u32 rx_excp_pkts[MAX_NUM_EXCP]; |
| u32 rx_repl_repost; |
| u32 tx_pkts_compl; |
| u32 rx_q_len; |
| u32 msg_w[IPA_EVENT_MAX_NUM]; |
| u32 msg_r[IPA_EVENT_MAX_NUM]; |
| u32 stat_compl; |
| u32 aggr_close; |
| u32 wan_aggr_close; |
| u32 wan_rx_empty; |
| u32 wan_repl_rx_empty; |
| u32 lan_rx_empty; |
| u32 lan_repl_rx_empty; |
| u32 flow_enable; |
| u32 flow_disable; |
| u32 tx_non_linear; |
| }; |
| |
| struct ipa_active_clients { |
| struct mutex mutex; |
| spinlock_t spinlock; |
| bool mutex_locked; |
| int cnt; |
| }; |
| |
| struct ipa_wakelock_ref_cnt { |
| spinlock_t spinlock; |
| u32 cnt; |
| }; |
| |
| struct ipa_tag_completion { |
| struct completion comp; |
| atomic_t cnt; |
| }; |
| |
| struct ipa_controller; |
| |
| /** |
| * struct ipa_uc_hdlrs - IPA uC callback functions |
| * @ipa_uc_loaded_hdlr: Function handler when uC is loaded |
| * @ipa_uc_event_hdlr: Event handler function |
| * @ipa_uc_response_hdlr: Response handler function |
| * @ipa_uc_event_log_info_hdlr: Log event handler function |
| */ |
| struct ipa_uc_hdlrs { |
| void (*ipa_uc_loaded_hdlr)(void); |
| |
| void (*ipa_uc_event_hdlr) |
| (struct IpaHwSharedMemCommonMapping_t *uc_sram_mmio); |
| int (*ipa_uc_response_hdlr) |
| (struct IpaHwSharedMemCommonMapping_t *uc_sram_mmio, |
| u32 *uc_status); |
| void (*ipa_uc_event_log_info_hdlr) |
| (struct IpaHwEventLogInfoData_t *uc_event_top_mmio); |
| }; |
| |
| /** |
| * enum ipa_hw_flags - flags which defines the behavior of HW |
| * |
| * @IPA_HW_FLAG_HALT_SYSTEM_ON_ASSERT_FAILURE: Halt system in case of assert |
| * failure. |
| * @IPA_HW_FLAG_NO_REPORT_MHI_CHANNEL_ERORR: Channel error would be reported |
| * in the event ring only. No event to CPU. |
| * @IPA_HW_FLAG_NO_REPORT_MHI_CHANNEL_WAKE_UP: No need to report event |
| * IPA_HW_2_CPU_EVENT_MHI_WAKE_UP_REQUEST |
| * @IPA_HW_FLAG_WORK_OVER_DDR: Perform all transaction to external addresses by |
| * QMB (avoid memcpy) |
| * @IPA_HW_FLAG_NO_REPORT_OOB: If set do not report that the device is OOB in |
| * IN Channel |
| * @IPA_HW_FLAG_NO_REPORT_DB_MODE: If set, do not report that the device is |
| * entering a mode where it expects a doorbell to be rung for OUT Channel |
| * @IPA_HW_FLAG_NO_START_OOB_TIMER |
| */ |
| enum ipa_hw_flags { |
| IPA_HW_FLAG_HALT_SYSTEM_ON_ASSERT_FAILURE = 0x01, |
| IPA_HW_FLAG_NO_REPORT_MHI_CHANNEL_ERORR = 0x02, |
| IPA_HW_FLAG_NO_REPORT_MHI_CHANNEL_WAKE_UP = 0x04, |
| IPA_HW_FLAG_WORK_OVER_DDR = 0x08, |
| IPA_HW_FLAG_NO_REPORT_OOB = 0x10, |
| IPA_HW_FLAG_NO_REPORT_DB_MODE = 0x20, |
| IPA_HW_FLAG_NO_START_OOB_TIMER = 0x40 |
| }; |
| |
| /** |
| * struct ipa_uc_ctx - IPA uC context |
| * @uc_inited: Indicates if uC interface has been initialized |
| * @uc_loaded: Indicates if uC has loaded |
| * @uc_failed: Indicates if uC has failed / returned an error |
| * @uc_lock: uC interface lock to allow only one uC interaction at a time |
| * @uc_completation: Completion mechanism to wait for uC commands |
| * @uc_sram_mmio: Pointer to uC mapped memory |
| * @pending_cmd: The last command sent waiting to be ACKed |
| * @uc_status: The last status provided by the uC |
| * @uc_zip_error: uC has notified the APPS upon a ZIP engine error |
| * @uc_error_type: error type from uC error event |
| */ |
| struct ipa_uc_ctx { |
| bool uc_inited; |
| bool uc_loaded; |
| bool uc_failed; |
| struct mutex uc_lock; |
| struct completion uc_completion; |
| struct IpaHwSharedMemCommonMapping_t *uc_sram_mmio; |
| struct IpaHwEventLogInfoData_t *uc_event_top_mmio; |
| u32 uc_event_top_ofst; |
| u32 pending_cmd; |
| u32 uc_status; |
| bool uc_zip_error; |
| u32 uc_error_type; |
| phys_addr_t rdy_ring_base_pa; |
| phys_addr_t rdy_ring_rp_pa; |
| u32 rdy_ring_size; |
| phys_addr_t rdy_comp_ring_base_pa; |
| phys_addr_t rdy_comp_ring_wp_pa; |
| u32 rdy_comp_ring_size; |
| u32 *rdy_ring_rp_va; |
| u32 *rdy_comp_ring_wp_va; |
| }; |
| |
| /** |
| * struct ipa_uc_wdi_ctx |
| * @wdi_uc_top_ofst: |
| * @wdi_uc_top_mmio: |
| * @wdi_uc_stats_ofst: |
| * @wdi_uc_stats_mmio: |
| */ |
| struct ipa_uc_wdi_ctx { |
| /* WDI specific fields */ |
| u32 wdi_uc_stats_ofst; |
| struct IpaHwStatsWDIInfoData_t *wdi_uc_stats_mmio; |
| void *priv; |
| ipa_uc_ready_cb uc_ready_cb; |
| /* for AP+STA stats update */ |
| #ifdef IPA_WAN_MSG_IPv6_ADDR_GW_LEN |
| ipa_wdi_meter_notifier_cb stats_notify; |
| #endif |
| }; |
| |
| /** |
| * struct ipa_sps_pm - SPS power management related members |
| * @dec_clients: true if need to decrease active clients count |
| * @eot_activity: represent EOT interrupt activity to determine to reset |
| * the inactivity timer |
| * @sps_pm_lock: Lock to protect the sps_pm functionality. |
| */ |
| struct ipa_sps_pm { |
| atomic_t dec_clients; |
| atomic_t eot_activity; |
| struct mutex sps_pm_lock; |
| }; |
| |
| /** |
| * struct ipacm_client_info - the client-info indicated from IPACM |
| * @ipacm_client_enum: the enum to indicate tether-client |
| * @ipacm_client_uplink: the bool to indicate pipe for uplink |
| */ |
| struct ipacm_client_info { |
| enum ipacm_client_enum client_enum; |
| bool uplink; |
| }; |
| |
| /** |
| * struct ipa_context - IPA context |
| * @class: pointer to the struct class |
| * @dev_num: device number |
| * @dev: the dev_t of the device |
| * @cdev: cdev of the device |
| * @bam_handle: IPA driver's BAM handle |
| * @ep: list of all end points |
| * @skip_ep_cfg_shadow: state to update filter table correctly across |
| power-save |
| * @resume_on_connect: resume ep on ipa_connect |
| * @flt_tbl: list of all IPA filter tables |
| * @mode: IPA operating mode |
| * @mmio: iomem |
| * @ipa_wrapper_base: IPA wrapper base address |
| * @glob_flt_tbl: global filter table |
| * @hdr_tbl: IPA header table |
| * @hdr_proc_ctx_tbl: IPA processing context table |
| * @rt_tbl_set: list of routing tables each of which is a list of rules |
| * @reap_rt_tbl_set: list of sys mem routing tables waiting to be reaped |
| * @flt_rule_cache: filter rule cache |
| * @rt_rule_cache: routing rule cache |
| * @hdr_cache: header cache |
| * @hdr_offset_cache: header offset cache |
| * @hdr_proc_ctx_cache: processing context cache |
| * @hdr_proc_ctx_offset_cache: processing context offset cache |
| * @rt_tbl_cache: routing table cache |
| * @tx_pkt_wrapper_cache: Tx packets cache |
| * @rx_pkt_wrapper_cache: Rx packets cache |
| * @rt_idx_bitmap: routing table index bitmap |
| * @lock: this does NOT protect the linked lists within ipa_sys_context |
| * @smem_sz: shared memory size available for SW use starting |
| * from non-restricted bytes |
| * @smem_restricted_bytes: the bytes that SW should not use in the shared mem |
| * @nat_mem: NAT memory |
| * @excp_hdr_hdl: exception header handle |
| * @dflt_v4_rt_rule_hdl: default v4 routing rule handle |
| * @dflt_v6_rt_rule_hdl: default v6 routing rule handle |
| * @aggregation_type: aggregation type used on USB client endpoint |
| * @aggregation_byte_limit: aggregation byte limit used on USB client endpoint |
| * @aggregation_time_limit: aggregation time limit used on USB client endpoint |
| * @hdr_tbl_lcl: where hdr tbl resides 1-local, 0-system |
| * @hdr_proc_ctx_tbl_lcl: where proc_ctx tbl resides true-local, false-system |
| * @hdr_mem: header memory |
| * @hdr_proc_ctx_mem: processing context memory |
| * @ip4_rt_tbl_lcl: where ip4 rt tables reside 1-local; 0-system |
| * @ip6_rt_tbl_lcl: where ip6 rt tables reside 1-local; 0-system |
| * @ip4_flt_tbl_lcl: where ip4 flt tables reside 1-local; 0-system |
| * @ip6_flt_tbl_lcl: where ip6 flt tables reside 1-local; 0-system |
| * @empty_rt_tbl_mem: empty routing tables memory |
| * @power_mgmt_wq: workqueue for power management |
| * @sps_power_mgmt_wq: workqueue SPS related power management |
| * @tag_process_before_gating: indicates whether to start tag process before |
| * gating IPA clocks |
| * @sps_pm: sps power management related information |
| * @disconnect_lock: protects LAN_CONS packet receive notification CB |
| * @pipe_mem_pool: pipe memory pool |
| * @dma_pool: special purpose DMA pool |
| * @ipa_active_clients: structure for reference counting connected IPA clients |
| * @ipa_hw_type: type of IPA HW type (e.g. IPA 1.0, IPA 1.1 etc') |
| * @ipa_hw_mode: mode of IPA HW mode (e.g. Normal, Virtual or over PCIe) |
| * @use_ipa_teth_bridge: use tethering bridge driver |
| * @ipa_bam_remote_mode: ipa bam is in remote mode |
| * @modem_cfg_emb_pipe_flt: modem configure embedded pipe filtering rules |
| * @ipa_wdi2: using wdi-2.0 |
| * @ipa_bus_hdl: msm driver handle for the data path bus |
| * @ctrl: holds the core specific operations based on |
| * core version (vtable like) |
| * @enable_clock_scaling: clock scaling is enabled ? |
| * @curr_ipa_clk_rate: ipa_clk current rate |
| * @wcstats: wlan common buffer stats |
| * @uc_ctx: uC interface context |
| * @uc_wdi_ctx: WDI specific fields for uC interface |
| * @ipa_num_pipes: The number of pipes used by IPA HW |
| * @skip_uc_pipe_reset: Indicates whether pipe reset via uC needs to be avoided |
| * @ipa_client_apps_wan_cons_agg_gro: RMNET_IOCTL_INGRESS_FORMAT_AGG_DATA |
| * @w_lock: Indicates the wakeup source. |
| * @wakelock_ref_cnt: Indicates the number of times wakelock is acquired |
| |
| * IPA context - holds all relevant info about IPA driver and its state |
| */ |
| struct ipa_context { |
| struct class *class; |
| dev_t dev_num; |
| struct device *dev; |
| struct cdev cdev; |
| unsigned long bam_handle; |
| struct ipa_ep_context ep[IPA_MAX_NUM_PIPES]; |
| bool skip_ep_cfg_shadow[IPA_MAX_NUM_PIPES]; |
| bool resume_on_connect[IPA_CLIENT_MAX]; |
| struct ipa_flt_tbl flt_tbl[IPA_MAX_NUM_PIPES][IPA_IP_MAX]; |
| void __iomem *mmio; |
| u32 ipa_wrapper_base; |
| u32 ipa_wrapper_size; |
| struct ipa_flt_tbl glob_flt_tbl[IPA_IP_MAX]; |
| struct ipa_hdr_tbl hdr_tbl; |
| struct ipa_hdr_proc_ctx_tbl hdr_proc_ctx_tbl; |
| struct ipa_rt_tbl_set rt_tbl_set[IPA_IP_MAX]; |
| struct ipa_rt_tbl_set reap_rt_tbl_set[IPA_IP_MAX]; |
| struct kmem_cache *flt_rule_cache; |
| struct kmem_cache *rt_rule_cache; |
| struct kmem_cache *hdr_cache; |
| struct kmem_cache *hdr_offset_cache; |
| struct kmem_cache *hdr_proc_ctx_cache; |
| struct kmem_cache *hdr_proc_ctx_offset_cache; |
| struct kmem_cache *rt_tbl_cache; |
| struct kmem_cache *tx_pkt_wrapper_cache; |
| struct kmem_cache *rx_pkt_wrapper_cache; |
| unsigned long rt_idx_bitmap[IPA_IP_MAX]; |
| struct mutex lock; |
| u16 smem_sz; |
| u16 smem_restricted_bytes; |
| u16 smem_reqd_sz; |
| struct ipa_nat_mem nat_mem; |
| u32 excp_hdr_hdl; |
| u32 dflt_v4_rt_rule_hdl; |
| u32 dflt_v6_rt_rule_hdl; |
| uint aggregation_type; |
| uint aggregation_byte_limit; |
| uint aggregation_time_limit; |
| bool hdr_tbl_lcl; |
| bool hdr_proc_ctx_tbl_lcl; |
| struct ipa_mem_buffer hdr_mem; |
| struct ipa_mem_buffer hdr_proc_ctx_mem; |
| bool ip4_rt_tbl_lcl; |
| bool ip6_rt_tbl_lcl; |
| bool ip4_flt_tbl_lcl; |
| bool ip6_flt_tbl_lcl; |
| struct ipa_mem_buffer empty_rt_tbl_mem; |
| struct gen_pool *pipe_mem_pool; |
| struct dma_pool *dma_pool; |
| struct ipa_active_clients ipa_active_clients; |
| struct ipa2_active_clients_log_ctx ipa2_active_clients_logging; |
| struct workqueue_struct *power_mgmt_wq; |
| struct workqueue_struct *sps_power_mgmt_wq; |
| bool tag_process_before_gating; |
| struct ipa_sps_pm sps_pm; |
| u32 clnt_hdl_cmd; |
| u32 clnt_hdl_data_in; |
| u32 clnt_hdl_data_out; |
| spinlock_t disconnect_lock; |
| u8 a5_pipe_index; |
| struct list_head intf_list; |
| struct list_head msg_list; |
| struct list_head pull_msg_list; |
| struct mutex msg_lock; |
| wait_queue_head_t msg_waitq; |
| enum ipa_hw_type ipa_hw_type; |
| enum ipa_hw_mode ipa_hw_mode; |
| bool use_ipa_teth_bridge; |
| bool ipa_bam_remote_mode; |
| bool modem_cfg_emb_pipe_flt; |
| bool ipa_wdi2; |
| /* featurize if memory footprint becomes a concern */ |
| struct ipa_stats stats; |
| void *smem_pipe_mem; |
| u32 ipa_bus_hdl; |
| struct ipa_controller *ctrl; |
| struct idr ipa_idr; |
| struct device *pdev; |
| struct device *uc_pdev; |
| spinlock_t idr_lock; |
| u32 enable_clock_scaling; |
| u32 curr_ipa_clk_rate; |
| bool q6_proxy_clk_vote_valid; |
| u32 ipa_num_pipes; |
| |
| struct ipa_wlan_comm_memb wc_memb; |
| |
| struct ipa_uc_ctx uc_ctx; |
| |
| struct ipa_uc_wdi_ctx uc_wdi_ctx; |
| struct ipa_uc_ntn_ctx uc_ntn_ctx; |
| u32 wan_rx_ring_size; |
| u32 lan_rx_ring_size; |
| bool skip_uc_pipe_reset; |
| bool smmu_present; |
| bool smmu_s1_bypass; |
| unsigned long peer_bam_iova; |
| phys_addr_t peer_bam_pa; |
| u32 peer_bam_map_size; |
| unsigned long peer_bam_dev; |
| u32 peer_bam_map_cnt; |
| u32 wdi_map_cnt; |
| bool use_dma_zone; |
| struct wakeup_source w_lock; |
| struct ipa_wakelock_ref_cnt wakelock_ref_cnt; |
| |
| /* RMNET_IOCTL_INGRESS_FORMAT_AGG_DATA */ |
| bool ipa_client_apps_wan_cons_agg_gro; |
| /* M-release support to know client pipes */ |
| struct ipacm_client_info ipacm_client[IPA_MAX_NUM_PIPES]; |
| bool tethered_flow_control; |
| u32 ipa_rx_min_timeout_usec; |
| u32 ipa_rx_max_timeout_usec; |
| u32 ipa_polling_iteration; |
| }; |
| |
| /** |
| * struct ipa_route - IPA route |
| * @route_dis: route disable |
| * @route_def_pipe: route default pipe |
| * @route_def_hdr_table: route default header table |
| * @route_def_hdr_ofst: route default header offset table |
| * @route_frag_def_pipe: Default pipe to route fragmented exception |
| * packets and frag new rule statues, if source pipe does not have |
| * a notification status pipe defined. |
| */ |
| struct ipa_route { |
| u32 route_dis; |
| u32 route_def_pipe; |
| u32 route_def_hdr_table; |
| u32 route_def_hdr_ofst; |
| u8 route_frag_def_pipe; |
| }; |
| |
| /** |
| * enum ipa_pipe_mem_type - IPA pipe memory type |
| * @IPA_SPS_PIPE_MEM: Default, SPS dedicated pipe memory |
| * @IPA_PRIVATE_MEM: IPA's private memory |
| * @IPA_SYSTEM_MEM: System RAM, requires allocation |
| */ |
| enum ipa_pipe_mem_type { |
| IPA_SPS_PIPE_MEM = 0, |
| IPA_PRIVATE_MEM = 1, |
| IPA_SYSTEM_MEM = 2, |
| }; |
| |
| struct ipa_plat_drv_res { |
| bool use_ipa_teth_bridge; |
| u32 ipa_mem_base; |
| u32 ipa_mem_size; |
| u32 bam_mem_base; |
| u32 bam_mem_size; |
| u32 ipa_irq; |
| u32 bam_irq; |
| u32 ipa_pipe_mem_start_ofst; |
| u32 ipa_pipe_mem_size; |
| enum ipa_hw_type ipa_hw_type; |
| enum ipa_hw_mode ipa_hw_mode; |
| u32 ee; |
| bool ipa_bam_remote_mode; |
| bool modem_cfg_emb_pipe_flt; |
| bool ipa_wdi2; |
| u32 wan_rx_ring_size; |
| u32 lan_rx_ring_size; |
| bool skip_uc_pipe_reset; |
| bool use_dma_zone; |
| bool tethered_flow_control; |
| u32 ipa_rx_polling_sleep_msec; |
| u32 ipa_polling_iteration; |
| }; |
| |
| struct ipa_mem_partition { |
| u16 ofst_start; |
| u16 nat_ofst; |
| u16 nat_size; |
| u16 v4_flt_ofst; |
| u16 v4_flt_size; |
| u16 v4_flt_size_ddr; |
| u16 v6_flt_ofst; |
| u16 v6_flt_size; |
| u16 v6_flt_size_ddr; |
| u16 v4_rt_ofst; |
| u16 v4_num_index; |
| u16 v4_modem_rt_index_lo; |
| u16 v4_modem_rt_index_hi; |
| u16 v4_apps_rt_index_lo; |
| u16 v4_apps_rt_index_hi; |
| u16 v4_rt_size; |
| u16 v4_rt_size_ddr; |
| u16 v6_rt_ofst; |
| u16 v6_num_index; |
| u16 v6_modem_rt_index_lo; |
| u16 v6_modem_rt_index_hi; |
| u16 v6_apps_rt_index_lo; |
| u16 v6_apps_rt_index_hi; |
| u16 v6_rt_size; |
| u16 v6_rt_size_ddr; |
| u16 modem_hdr_ofst; |
| u16 modem_hdr_size; |
| u16 apps_hdr_ofst; |
| u16 apps_hdr_size; |
| u16 apps_hdr_size_ddr; |
| u16 modem_hdr_proc_ctx_ofst; |
| u16 modem_hdr_proc_ctx_size; |
| u16 apps_hdr_proc_ctx_ofst; |
| u16 apps_hdr_proc_ctx_size; |
| u16 apps_hdr_proc_ctx_size_ddr; |
| u16 modem_comp_decomp_ofst; |
| u16 modem_comp_decomp_size; |
| u16 modem_ofst; |
| u16 modem_size; |
| u16 apps_v4_flt_ofst; |
| u16 apps_v4_flt_size; |
| u16 apps_v6_flt_ofst; |
| u16 apps_v6_flt_size; |
| u16 uc_info_ofst; |
| u16 uc_info_size; |
| u16 end_ofst; |
| u16 apps_v4_rt_ofst; |
| u16 apps_v4_rt_size; |
| u16 apps_v6_rt_ofst; |
| u16 apps_v6_rt_size; |
| }; |
| |
| struct ipa_controller { |
| struct ipa_mem_partition mem_partition; |
| u32 ipa_clk_rate_turbo; |
| u32 ipa_clk_rate_nominal; |
| u32 ipa_clk_rate_svs; |
| u32 clock_scaling_bw_threshold_turbo; |
| u32 clock_scaling_bw_threshold_nominal; |
| u32 ipa_reg_base_ofst; |
| u32 max_holb_tmr_val; |
| void (*ipa_sram_read_settings)(void); |
| int (*ipa_init_sram)(void); |
| int (*ipa_init_hdr)(void); |
| int (*ipa_init_rt4)(void); |
| int (*ipa_init_rt6)(void); |
| int (*ipa_init_flt4)(void); |
| int (*ipa_init_flt6)(void); |
| void (*ipa_cfg_ep_hdr)(u32 pipe_number, |
| const struct ipa_ep_cfg_hdr *ipa_ep_hdr_cfg); |
| int (*ipa_cfg_ep_hdr_ext)(u32 pipe_number, |
| const struct ipa_ep_cfg_hdr_ext *ipa_ep_hdr_ext_cfg); |
| void (*ipa_cfg_ep_aggr)(u32 pipe_number, |
| const struct ipa_ep_cfg_aggr *ipa_ep_agrr_cfg); |
| int (*ipa_cfg_ep_deaggr)(u32 pipe_index, |
| const struct ipa_ep_cfg_deaggr *ep_deaggr); |
| void (*ipa_cfg_ep_nat)(u32 pipe_number, |
| const struct ipa_ep_cfg_nat *ipa_ep_nat_cfg); |
| void (*ipa_cfg_ep_mode)(u32 pipe_number, u32 dst_pipe_number, |
| const struct ipa_ep_cfg_mode *ep_mode); |
| void (*ipa_cfg_ep_route)(u32 pipe_index, u32 rt_tbl_index); |
| void (*ipa_cfg_ep_holb)(u32 pipe_index, |
| const struct ipa_ep_cfg_holb *ep_holb); |
| void (*ipa_cfg_route)(struct ipa_route *route); |
| int (*ipa_read_gen_reg)(char *buff, int max_len); |
| int (*ipa_read_ep_reg)(char *buff, int max_len, int pipe); |
| void (*ipa_write_dbg_cnt)(int option); |
| int (*ipa_read_dbg_cnt)(char *buf, int max_len); |
| void (*ipa_cfg_ep_status)(u32 clnt_hdl, |
| const struct ipa_ep_cfg_status *ep_status); |
| int (*ipa_commit_flt)(enum ipa_ip_type ip); |
| int (*ipa_commit_rt)(enum ipa_ip_type ip); |
| int (*ipa_generate_rt_hw_rule)(enum ipa_ip_type ip, |
| struct ipa_rt_entry *entry, u8 *buf); |
| int (*ipa_commit_hdr)(void); |
| void (*ipa_cfg_ep_cfg)(u32 clnt_hdl, |
| const struct ipa_ep_cfg_cfg *cfg); |
| void (*ipa_cfg_ep_metadata_mask)(u32 clnt_hdl, |
| const struct ipa_ep_cfg_metadata_mask *metadata_mask); |
| void (*ipa_enable_clks)(void); |
| void (*ipa_disable_clks)(void); |
| struct msm_bus_scale_pdata *msm_bus_data_ptr; |
| |
| void (*ipa_cfg_ep_metadata)(u32 pipe_number, |
| const struct ipa_ep_cfg_metadata *); |
| }; |
| |
| extern struct ipa_context *ipa_ctx; |
| |
| /* public APIs */ |
| /* |
| * Connect / Disconnect |
| */ |
| int ipa2_connect(const struct ipa_connect_params *in, |
| struct ipa_sps_params *sps, u32 *clnt_hdl); |
| int ipa2_disconnect(u32 clnt_hdl); |
| |
| /* |
| * Resume / Suspend |
| */ |
| int ipa2_reset_endpoint(u32 clnt_hdl); |
| |
| /* |
| * Remove ep delay |
| */ |
| int ipa2_clear_endpoint_delay(u32 clnt_hdl); |
| |
| /* |
| * Disable ep |
| */ |
| int ipa2_disable_endpoint(u32 clnt_hdl); |
| |
| /* |
| * Configuration |
| */ |
| int ipa2_cfg_ep(u32 clnt_hdl, const struct ipa_ep_cfg *ipa_ep_cfg); |
| |
| int ipa2_cfg_ep_nat(u32 clnt_hdl, const struct ipa_ep_cfg_nat *ipa_ep_cfg); |
| |
| int ipa2_cfg_ep_hdr(u32 clnt_hdl, const struct ipa_ep_cfg_hdr *ipa_ep_cfg); |
| |
| int ipa2_cfg_ep_hdr_ext(u32 clnt_hdl, |
| const struct ipa_ep_cfg_hdr_ext *ipa_ep_cfg); |
| |
| int ipa2_cfg_ep_mode(u32 clnt_hdl, const struct ipa_ep_cfg_mode *ipa_ep_cfg); |
| |
| int ipa2_cfg_ep_aggr(u32 clnt_hdl, const struct ipa_ep_cfg_aggr *ipa_ep_cfg); |
| |
| int ipa2_cfg_ep_deaggr(u32 clnt_hdl, |
| const struct ipa_ep_cfg_deaggr *ipa_ep_cfg); |
| |
| int ipa2_cfg_ep_route(u32 clnt_hdl, const struct ipa_ep_cfg_route *ipa_ep_cfg); |
| |
| int ipa2_cfg_ep_holb(u32 clnt_hdl, const struct ipa_ep_cfg_holb *ipa_ep_cfg); |
| |
| int ipa2_cfg_ep_cfg(u32 clnt_hdl, const struct ipa_ep_cfg_cfg *ipa_ep_cfg); |
| |
| int ipa2_cfg_ep_metadata_mask(u32 clnt_hdl, |
| const struct ipa_ep_cfg_metadata_mask *ipa_ep_cfg); |
| |
| int ipa2_cfg_ep_holb_by_client(enum ipa_client_type client, |
| const struct ipa_ep_cfg_holb *ipa_ep_cfg); |
| |
| int ipa2_cfg_ep_ctrl(u32 clnt_hdl, const struct ipa_ep_cfg_ctrl *ep_ctrl); |
| |
| /* |
| * Header removal / addition |
| */ |
| int ipa2_add_hdr(struct ipa_ioc_add_hdr *hdrs); |
| |
| int ipa2_del_hdr(struct ipa_ioc_del_hdr *hdls); |
| |
| int ipa2_del_hdr_by_user(struct ipa_ioc_del_hdr *hdls, bool by_user); |
| |
| int ipa2_commit_hdr(void); |
| |
| int ipa2_reset_hdr(void); |
| |
| int ipa2_get_hdr(struct ipa_ioc_get_hdr *lookup); |
| |
| int ipa2_put_hdr(u32 hdr_hdl); |
| |
| int ipa2_copy_hdr(struct ipa_ioc_copy_hdr *copy); |
| |
| /* |
| * Header Processing Context |
| */ |
| int ipa2_add_hdr_proc_ctx(struct ipa_ioc_add_hdr_proc_ctx *proc_ctxs); |
| |
| int ipa2_del_hdr_proc_ctx(struct ipa_ioc_del_hdr_proc_ctx *hdls); |
| |
| int ipa2_del_hdr_proc_ctx_by_user(struct ipa_ioc_del_hdr_proc_ctx *hdls, |
| bool by_user); |
| |
| /* |
| * Routing |
| */ |
| int ipa2_add_rt_rule(struct ipa_ioc_add_rt_rule *rules); |
| |
| int ipa2_del_rt_rule(struct ipa_ioc_del_rt_rule *hdls); |
| |
| int ipa2_commit_rt(enum ipa_ip_type ip); |
| |
| int ipa2_reset_rt(enum ipa_ip_type ip); |
| |
| int ipa2_get_rt_tbl(struct ipa_ioc_get_rt_tbl *lookup); |
| |
| int ipa2_put_rt_tbl(u32 rt_tbl_hdl); |
| |
| int ipa2_query_rt_index(struct ipa_ioc_get_rt_tbl_indx *in); |
| |
| int ipa2_mdfy_rt_rule(struct ipa_ioc_mdfy_rt_rule *rules); |
| |
| /* |
| * Filtering |
| */ |
| int ipa2_add_flt_rule(struct ipa_ioc_add_flt_rule *rules); |
| |
| int ipa2_del_flt_rule(struct ipa_ioc_del_flt_rule *hdls); |
| |
| int ipa2_mdfy_flt_rule(struct ipa_ioc_mdfy_flt_rule *rules); |
| |
| int ipa2_commit_flt(enum ipa_ip_type ip); |
| |
| int ipa2_reset_flt(enum ipa_ip_type ip); |
| |
| /* |
| * NAT |
| */ |
| int ipa2_allocate_nat_device(struct ipa_ioc_nat_alloc_mem *mem); |
| |
| int ipa2_nat_init_cmd(struct ipa_ioc_v4_nat_init *init); |
| |
| int ipa2_nat_dma_cmd(struct ipa_ioc_nat_dma_cmd *dma); |
| |
| int ipa2_nat_del_cmd(struct ipa_ioc_v4_nat_del *del); |
| |
| /* |
| * Messaging |
| */ |
| int ipa2_send_msg(struct ipa_msg_meta *meta, void *buff, |
| ipa_msg_free_fn callback); |
| int ipa2_register_pull_msg(struct ipa_msg_meta *meta, ipa_msg_pull_fn callback); |
| int ipa2_deregister_pull_msg(struct ipa_msg_meta *meta); |
| |
| /* |
| * Interface |
| */ |
| int ipa2_register_intf(const char *name, const struct ipa_tx_intf *tx, |
| const struct ipa_rx_intf *rx); |
| int ipa2_register_intf_ext(const char *name, const struct ipa_tx_intf *tx, |
| const struct ipa_rx_intf *rx, |
| const struct ipa_ext_intf *ext); |
| int ipa2_deregister_intf(const char *name); |
| |
| /* |
| * Aggregation |
| */ |
| int ipa2_set_aggr_mode(enum ipa_aggr_mode mode); |
| |
| int ipa2_set_qcncm_ndp_sig(char sig[3]); |
| |
| int ipa2_set_single_ndp_per_mbim(bool enable); |
| |
| /* |
| * Data path |
| */ |
| int ipa2_tx_dp(enum ipa_client_type dst, struct sk_buff *skb, |
| struct ipa_tx_meta *metadata); |
| |
| /* |
| * To transfer multiple data packets |
| * While passing the data descriptor list, the anchor node |
| * should be of type struct ipa_tx_data_desc not list_head |
| */ |
| int ipa2_tx_dp_mul(enum ipa_client_type dst, |
| struct ipa_tx_data_desc *data_desc); |
| |
| void ipa2_free_skb(struct ipa_rx_data *); |
| |
| /* |
| * System pipes |
| */ |
| int ipa2_setup_sys_pipe(struct ipa_sys_connect_params *sys_in, u32 *clnt_hdl); |
| |
| int ipa2_teardown_sys_pipe(u32 clnt_hdl); |
| |
| int ipa2_sys_setup(struct ipa_sys_connect_params *sys_in, |
| unsigned long *ipa_bam_hdl, |
| u32 *ipa_pipe_num, u32 *clnt_hdl, bool en_status); |
| |
| int ipa2_sys_teardown(u32 clnt_hdl); |
| |
| int ipa2_sys_update_gsi_hdls(u32 clnt_hdl, unsigned long gsi_ch_hdl, |
| unsigned long gsi_ev_hdl); |
| |
| int ipa2_connect_wdi_pipe(struct ipa_wdi_in_params *in, |
| struct ipa_wdi_out_params *out); |
| int ipa2_disconnect_wdi_pipe(u32 clnt_hdl); |
| int ipa2_enable_wdi_pipe(u32 clnt_hdl); |
| int ipa2_disable_wdi_pipe(u32 clnt_hdl); |
| int ipa2_resume_wdi_pipe(u32 clnt_hdl); |
| int ipa2_suspend_wdi_pipe(u32 clnt_hdl); |
| int ipa2_get_wdi_stats(struct IpaHwStatsWDIInfoData_t *stats); |
| u16 ipa2_get_smem_restr_bytes(void); |
| int ipa2_broadcast_wdi_quota_reach_ind(uint32_t fid, uint64_t num_bytes); |
| int ipa2_setup_uc_ntn_pipes(struct ipa_ntn_conn_in_params *inp, |
| ipa_notify_cb notify, void *priv, u8 hdr_len, |
| struct ipa_ntn_conn_out_params *outp); |
| int ipa2_tear_down_uc_offload_pipes(int ipa_ep_idx_ul, int ipa_ep_idx_dl); |
| int ipa2_ntn_uc_reg_rdyCB(void (*ipauc_ready_cb)(void *), void *priv); |
| void ipa2_ntn_uc_dereg_rdyCB(void); |
| |
| /* |
| * To retrieve doorbell physical address of |
| * wlan pipes |
| */ |
| int ipa2_uc_wdi_get_dbpa(struct ipa_wdi_db_params *out); |
| |
| /* |
| * To register uC ready callback if uC not ready |
| * and also check uC readiness |
| * if uC not ready only, register callback |
| */ |
| int ipa2_uc_reg_rdyCB(struct ipa_wdi_uc_ready_params *param); |
| /* |
| * To de-register uC ready callback |
| */ |
| int ipa2_uc_dereg_rdyCB(void); |
| |
| /* |
| * Tethering bridge (Rmnet / MBIM) |
| */ |
| int ipa2_teth_bridge_init(struct teth_bridge_init_params *params); |
| |
| int ipa2_teth_bridge_disconnect(enum ipa_client_type client); |
| |
| int ipa2_teth_bridge_connect(struct teth_bridge_connect_params *connect_params); |
| |
| /* |
| * Tethering client info |
| */ |
| void ipa2_set_client(int index, enum ipacm_client_enum client, bool uplink); |
| |
| enum ipacm_client_enum ipa2_get_client(int pipe_idx); |
| |
| bool ipa2_get_client_uplink(int pipe_idx); |
| |
| int ipa2_get_wlan_stats(struct ipa_get_wdi_sap_stats *wdi_sap_stats); |
| |
| int ipa2_set_wlan_quota(struct ipa_set_wifi_quota *wdi_quota); |
| |
| /* |
| * IPADMA |
| */ |
| int ipa2_dma_init(void); |
| |
| int ipa2_dma_enable(void); |
| |
| int ipa2_dma_disable(void); |
| |
| int ipa2_dma_sync_memcpy(u64 dest, u64 src, int len); |
| |
| int ipa2_dma_async_memcpy(u64 dest, u64 src, int len, |
| void (*user_cb)(void *user1), void *user_param); |
| |
| int ipa2_dma_uc_memcpy(phys_addr_t dest, phys_addr_t src, int len); |
| |
| void ipa2_dma_destroy(void); |
| |
| /* |
| * MHI APIs for IPA MHI client driver |
| */ |
| int ipa2_init_mhi(struct ipa_mhi_init_params *params); |
| |
| int ipa2_mhi_init_engine(struct ipa_mhi_init_engine *params); |
| |
| int ipa2_connect_mhi_pipe(struct ipa_mhi_connect_params_internal *in, |
| u32 *clnt_hdl); |
| |
| int ipa2_disconnect_mhi_pipe(u32 clnt_hdl); |
| |
| bool ipa2_mhi_sps_channel_empty(enum ipa_client_type client); |
| |
| int ipa2_disable_sps_pipe(enum ipa_client_type client); |
| |
| int ipa2_mhi_reset_channel_internal(enum ipa_client_type client); |
| |
| int ipa2_mhi_start_channel_internal(enum ipa_client_type client); |
| |
| int ipa2_mhi_suspend_ul_channels(void); |
| |
| int ipa2_mhi_resume_channels_internal(enum ipa_client_type client, |
| bool LPTransitionRejected, bool brstmode_enabled, |
| union __packed gsi_channel_scratch ch_scratch, u8 index); |
| |
| /* |
| * mux id |
| */ |
| int ipa2_write_qmap_id(struct ipa_ioc_write_qmapid *param_in); |
| |
| /* |
| * interrupts |
| */ |
| int ipa2_add_interrupt_handler(enum ipa_irq_type interrupt, |
| ipa_irq_handler_t handler, |
| bool deferred_flag, |
| void *private_data); |
| |
| int ipa2_remove_interrupt_handler(enum ipa_irq_type interrupt); |
| |
| /* |
| * Miscellaneous |
| */ |
| void ipa2_bam_reg_dump(void); |
| |
| int ipa2_get_ep_mapping(enum ipa_client_type client); |
| |
| bool ipa2_is_ready(void); |
| |
| void ipa2_proxy_clk_vote(void); |
| void ipa2_proxy_clk_unvote(void); |
| |
| bool ipa2_is_client_handle_valid(u32 clnt_hdl); |
| |
| enum ipa_client_type ipa2_get_client_mapping(int pipe_idx); |
| |
| enum ipa_rm_resource_name ipa2_get_rm_resource_from_ep(int pipe_idx); |
| |
| bool ipa2_get_modem_cfg_emb_pipe_flt(void); |
| |
| /* internal functions */ |
| |
| int ipa2_bind_api_controller(enum ipa_hw_type ipa_hw_type, |
| struct ipa_api_controller *api_ctrl); |
| |
| int ipa_send_one(struct ipa_sys_context *sys, struct ipa_desc *desc, |
| bool in_atomic); |
| int ipa_send(struct ipa_sys_context *sys, u32 num_desc, struct ipa_desc *desc, |
| bool in_atomic); |
| int ipa2_get_ep_mapping(enum ipa_client_type client); |
| |
| int ipa_generate_hw_rule(enum ipa_ip_type ip, |
| const struct ipa_rule_attrib *attrib, |
| u8 **buf, |
| u16 *en_rule); |
| int ipa_init_hw(void); |
| struct ipa_rt_tbl *__ipa_find_rt_tbl(enum ipa_ip_type ip, const char *name); |
| int ipa_set_single_ndp_per_mbim(bool); |
| int ipa_set_hw_timer_fix_for_mbim_aggr(bool); |
| void ipa_debugfs_init(void); |
| void ipa_debugfs_remove(void); |
| |
| void ipa_dump_buff_internal(void *base, dma_addr_t phy_base, u32 size); |
| |
| void ipa_rx_timeout_min_max_calc(u32 *min, u32 *max, s8 time); |
| |
| #ifdef IPA_DEBUG |
| #define IPA_DUMP_BUFF(base, phy_base, size) \ |
| ipa_dump_buff_internal(base, phy_base, size) |
| #else |
| #define IPA_DUMP_BUFF(base, phy_base, size) |
| #endif |
| int ipa_controller_static_bind(struct ipa_controller *controller, |
| enum ipa_hw_type ipa_hw_type); |
| int ipa_cfg_route(struct ipa_route *route); |
| int ipa_send_cmd(u16 num_desc, struct ipa_desc *descr); |
| int ipa_cfg_filter(u32 disable); |
| int ipa_pipe_mem_init(u32 start_ofst, u32 size); |
| int ipa_pipe_mem_alloc(u32 *ofst, u32 size); |
| int ipa_pipe_mem_free(u32 ofst, u32 size); |
| int ipa_straddle_boundary(u32 start, u32 end, u32 boundary); |
| struct ipa_context *ipa_get_ctx(void); |
| void ipa_enable_clks(void); |
| void ipa_disable_clks(void); |
| void ipa2_inc_client_enable_clks(struct ipa_active_client_logging_info *id); |
| int ipa2_inc_client_enable_clks_no_block(struct ipa_active_client_logging_info |
| *id); |
| void ipa2_dec_client_disable_clks(struct ipa_active_client_logging_info *id); |
| void ipa2_active_clients_log_dec(struct ipa_active_client_logging_info *id, |
| bool int_ctx); |
| void ipa2_active_clients_log_inc(struct ipa_active_client_logging_info *id, |
| bool int_ctx); |
| int ipa2_active_clients_log_print_buffer(char *buf, int size); |
| int ipa2_active_clients_log_print_table(char *buf, int size); |
| void ipa2_active_clients_log_clear(void); |
| int ipa_interrupts_init(u32 ipa_irq, u32 ee, struct device *ipa_dev); |
| int __ipa_del_rt_rule(u32 rule_hdl); |
| int __ipa_del_hdr(u32 hdr_hdl, bool by_user); |
| int __ipa_release_hdr(u32 hdr_hdl); |
| int __ipa_release_hdr_proc_ctx(u32 proc_ctx_hdl); |
| int _ipa_read_gen_reg_v1_1(char *buff, int max_len); |
| int _ipa_read_gen_reg_v2_0(char *buff, int max_len); |
| int _ipa_read_ep_reg_v1_1(char *buf, int max_len, int pipe); |
| int _ipa_read_ep_reg_v2_0(char *buf, int max_len, int pipe); |
| void _ipa_write_dbg_cnt_v1_1(int option); |
| void _ipa_write_dbg_cnt_v2_0(int option); |
| int _ipa_read_dbg_cnt_v1_1(char *buf, int max_len); |
| int _ipa_read_dbg_cnt_v2_0(char *buf, int max_len); |
| void _ipa_enable_clks_v1_1(void); |
| void _ipa_enable_clks_v2_0(void); |
| void _ipa_disable_clks_v1_1(void); |
| void _ipa_disable_clks_v2_0(void); |
| |
| static inline u32 ipa_read_reg(void *base, u32 offset) |
| { |
| return ioread32(base + offset); |
| } |
| |
| static inline u32 ipa_read_reg_field(void *base, u32 offset, |
| u32 mask, u32 shift) |
| { |
| return (ipa_read_reg(base, offset) & mask) >> shift; |
| } |
| |
| static inline void ipa_write_reg(void *base, u32 offset, u32 val) |
| { |
| iowrite32(val, base + offset); |
| } |
| |
| int ipa_bridge_init(void); |
| void ipa_bridge_cleanup(void); |
| |
| ssize_t ipa_read(struct file *filp, char __user *buf, size_t count, |
| loff_t *f_pos); |
| int ipa_pull_msg(struct ipa_msg_meta *meta, char *buff, size_t count); |
| int ipa_query_intf(struct ipa_ioc_query_intf *lookup); |
| int ipa_query_intf_tx_props(struct ipa_ioc_query_intf_tx_props *tx); |
| int ipa_query_intf_rx_props(struct ipa_ioc_query_intf_rx_props *rx); |
| int ipa_query_intf_ext_props(struct ipa_ioc_query_intf_ext_props *ext); |
| |
| void wwan_cleanup(void); |
| |
| int teth_bridge_driver_init(void); |
| void ipa_lan_rx_cb(void *priv, enum ipa_dp_evt_type evt, unsigned long data); |
| |
| int _ipa_init_sram_v2(void); |
| int _ipa_init_sram_v2_5(void); |
| int _ipa_init_sram_v2_6L(void); |
| int _ipa_init_hdr_v2(void); |
| int _ipa_init_hdr_v2_5(void); |
| int _ipa_init_hdr_v2_6L(void); |
| int _ipa_init_rt4_v2(void); |
| int _ipa_init_rt6_v2(void); |
| int _ipa_init_flt4_v2(void); |
| int _ipa_init_flt6_v2(void); |
| |
| int __ipa_commit_flt_v1_1(enum ipa_ip_type ip); |
| int __ipa_commit_flt_v2(enum ipa_ip_type ip); |
| int __ipa_commit_rt_v1_1(enum ipa_ip_type ip); |
| int __ipa_commit_rt_v2(enum ipa_ip_type ip); |
| int __ipa_generate_rt_hw_rule_v2(enum ipa_ip_type ip, |
| struct ipa_rt_entry *entry, u8 *buf); |
| int __ipa_generate_rt_hw_rule_v2_5(enum ipa_ip_type ip, |
| struct ipa_rt_entry *entry, u8 *buf); |
| int __ipa_generate_rt_hw_rule_v2_6L(enum ipa_ip_type ip, |
| struct ipa_rt_entry *entry, u8 *buf); |
| |
| int __ipa_commit_hdr_v1_1(void); |
| int __ipa_commit_hdr_v2(void); |
| int __ipa_commit_hdr_v2_5(void); |
| int __ipa_commit_hdr_v2_6L(void); |
| int ipa_generate_flt_eq(enum ipa_ip_type ip, |
| const struct ipa_rule_attrib *attrib, |
| struct ipa_ipfltri_rule_eq *eq_attrib); |
| void ipa_skb_recycle(struct sk_buff *skb); |
| void ipa_install_dflt_flt_rules(u32 ipa_ep_idx); |
| void ipa_delete_dflt_flt_rules(u32 ipa_ep_idx); |
| |
| int ipa_enable_data_path(u32 clnt_hdl); |
| int ipa_disable_data_path(u32 clnt_hdl); |
| int ipa2_enable_force_clear(u32 request_id, bool throttle_source, |
| u32 source_pipe_bitmask); |
| int ipa2_disable_force_clear(u32 request_id); |
| int ipa_id_alloc(void *ptr); |
| void *ipa_id_find(u32 id); |
| void ipa_id_remove(u32 id); |
| |
| int ipa2_set_required_perf_profile(enum ipa_voltage_level floor_voltage, |
| u32 bandwidth_mbps); |
| |
| int ipa2_cfg_ep_status(u32 clnt_hdl, |
| const struct ipa_ep_cfg_status *ipa_ep_cfg); |
| int ipa_cfg_aggr_cntr_granularity(u8 aggr_granularity); |
| int ipa_cfg_eot_coal_cntr_granularity(u8 eot_coal_granularity); |
| |
| int ipa2_suspend_resource_no_block(enum ipa_rm_resource_name name); |
| int ipa2_suspend_resource_sync(enum ipa_rm_resource_name name); |
| int ipa2_resume_resource(enum ipa_rm_resource_name name); |
| bool ipa_should_pipe_be_suspended(enum ipa_client_type client); |
| int ipa_tag_aggr_force_close(int pipe_num); |
| |
| void ipa_active_clients_lock(void); |
| int ipa_active_clients_trylock(unsigned long *flags); |
| void ipa_active_clients_unlock(void); |
| void ipa_active_clients_trylock_unlock(unsigned long *flags); |
| int ipa_wdi_init(void); |
| int ipa_write_qmapid_wdi_pipe(u32 clnt_hdl, u8 qmap_id); |
| int ipa_tag_process(struct ipa_desc *desc, int num_descs, |
| unsigned long timeout); |
| |
| int ipa_q6_pre_shutdown_cleanup(void); |
| int ipa_q6_post_shutdown_cleanup(void); |
| int ipa_init_q6_smem(void); |
| int ipa_q6_monitor_holb_mitigation(bool enable); |
| |
| int ipa_sps_connect_safe(struct sps_pipe *h, struct sps_connect *connect, |
| enum ipa_client_type ipa_client); |
| |
| int ipa_uc_interface_init(void); |
| int ipa_uc_reset_pipe(enum ipa_client_type ipa_client); |
| int ipa_uc_monitor_holb(enum ipa_client_type ipa_client, bool enable); |
| int ipa2_uc_state_check(void); |
| int ipa_uc_loaded_check(void); |
| int ipa_uc_send_cmd(u32 cmd, u32 opcode, u32 expected_status, |
| bool polling_mode, unsigned long timeout_jiffies); |
| void ipa_register_panic_hdlr(void); |
| void ipa_uc_register_handlers(enum ipa_hw_features feature, |
| struct ipa_uc_hdlrs *hdlrs); |
| int create_nat_device(void); |
| int ipa_uc_notify_clk_state(bool enabled); |
| void ipa_dma_async_memcpy_notify_cb(void *priv, |
| enum ipa_dp_evt_type evt, unsigned long data); |
| |
| int ipa_uc_update_hw_flags(u32 flags); |
| |
| int ipa2_uc_mhi_init(void (*ready_cb)(void), void (*wakeup_request_cb)(void)); |
| void ipa2_uc_mhi_cleanup(void); |
| int ipa2_uc_mhi_send_dl_ul_sync_info(union IpaHwMhiDlUlSyncCmdData_t *cmd); |
| int ipa_uc_mhi_init_engine(struct ipa_mhi_msi_info *msi, u32 mmio_addr, |
| u32 host_ctrl_addr, u32 host_data_addr, u32 first_ch_idx, |
| u32 first_evt_idx); |
| int ipa_uc_mhi_init_channel(int ipa_ep_idx, int channelHandle, |
| int contexArrayIndex, int channelDirection); |
| int ipa2_uc_mhi_reset_channel(int channelHandle); |
| int ipa2_uc_mhi_suspend_channel(int channelHandle); |
| int ipa_uc_mhi_resume_channel(int channelHandle, bool LPTransitionRejected); |
| int ipa2_uc_mhi_stop_event_update_channel(int channelHandle); |
| int ipa2_uc_mhi_print_stats(char *dbg_buff, int size); |
| int ipa_uc_memcpy(phys_addr_t dest, phys_addr_t src, int len); |
| u32 ipa_get_num_pipes(void); |
| u32 ipa_get_sys_yellow_wm(struct ipa_sys_context *sys); |
| struct ipa_smmu_cb_ctx *ipa2_get_smmu_ctx(void); |
| struct ipa_smmu_cb_ctx *ipa2_get_wlan_smmu_ctx(void); |
| struct ipa_smmu_cb_ctx *ipa2_get_uc_smmu_ctx(void); |
| struct iommu_domain *ipa_get_uc_smmu_domain(void); |
| struct iommu_domain *ipa2_get_wlan_smmu_domain(void); |
| int ipa2_ap_suspend(struct device *dev); |
| int ipa2_ap_resume(struct device *dev); |
| struct iommu_domain *ipa2_get_smmu_domain(void); |
| struct device *ipa2_get_dma_dev(void); |
| int ipa2_release_wdi_mapping(u32 num_buffers, struct ipa_wdi_buffer_info *info); |
| int ipa2_create_wdi_mapping(u32 num_buffers, struct ipa_wdi_buffer_info *info); |
| void ipa_suspend_apps_pipes(bool suspend); |
| void ipa_update_repl_threshold(enum ipa_client_type ipa_client); |
| void ipa_flow_control(enum ipa_client_type ipa_client, bool enable, |
| uint32_t qmap_id); |
| int ipa2_restore_suspend_handler(void); |
| void ipa_sps_irq_control_all(bool enable); |
| void ipa_inc_acquire_wakelock(enum ipa_wakelock_ref_client ref_client); |
| void ipa_dec_release_wakelock(enum ipa_wakelock_ref_client ref_client); |
| int ipa_iommu_map(struct iommu_domain *domain, unsigned long iova, |
| phys_addr_t paddr, size_t size, int prot); |
| int ipa2_rx_poll(u32 clnt_hdl, int budget); |
| void ipa2_recycle_wan_skb(struct sk_buff *skb); |
| int ipa_ntn_init(void); |
| int ipa2_get_ntn_stats(struct IpaHwStatsNTNInfoData_t *stats); |
| int ipa2_register_ipa_ready_cb(void (*ipa_ready_cb)(void *), |
| void *user_data); |
| struct device *ipa2_get_pdev(void); |
| #endif /* _IPA_I_H_ */ |