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Consistently define numeric values for enumerated type members using hexidecimal (rather than decimal) format values. Align the values assigned in the same column in each file. Only assign values where they really matter, for example don't assign IPA_ENDPOINT_AP_MODEM_TX the value 0. Signed-off-by: Alex Elder <elder@linaro.org> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
253 lines
8.6 KiB
C
253 lines
8.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright (c) 2018, The Linux Foundation. All rights reserved.
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* Copyright (C) 2018-2020 Linaro Ltd.
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*/
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#ifndef _IPA_QMI_MSG_H_
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#define _IPA_QMI_MSG_H_
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/* === Only "ipa_qmi" and "ipa_qmi_msg.c" should include this file === */
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#include <linux/types.h>
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#include <linux/soc/qcom/qmi.h>
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/* Request/response/indication QMI message ids used for IPA. Receiving
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* end issues a response for requests; indications require no response.
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*/
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#define IPA_QMI_INDICATION_REGISTER 0x20 /* modem -> AP request */
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#define IPA_QMI_INIT_DRIVER 0x21 /* AP -> modem request */
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#define IPA_QMI_INIT_COMPLETE 0x22 /* AP -> modem indication */
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#define IPA_QMI_DRIVER_INIT_COMPLETE 0x35 /* modem -> AP request */
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/* The maximum size required for message types. These sizes include
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* the message data, along with type (1 byte) and length (2 byte)
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* information for each field. The qmi_send_*() interfaces require
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* the message size to be provided.
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*/
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#define IPA_QMI_INDICATION_REGISTER_REQ_SZ 12 /* -> server handle */
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#define IPA_QMI_INDICATION_REGISTER_RSP_SZ 7 /* <- server handle */
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#define IPA_QMI_INIT_DRIVER_REQ_SZ 162 /* client handle -> */
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#define IPA_QMI_INIT_DRIVER_RSP_SZ 25 /* client handle <- */
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#define IPA_QMI_INIT_COMPLETE_IND_SZ 7 /* <- server handle */
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#define IPA_QMI_DRIVER_INIT_COMPLETE_REQ_SZ 4 /* -> server handle */
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#define IPA_QMI_DRIVER_INIT_COMPLETE_RSP_SZ 7 /* <- server handle */
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/* Maximum size of messages we expect the AP to receive (max of above) */
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#define IPA_QMI_SERVER_MAX_RCV_SZ 8
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#define IPA_QMI_CLIENT_MAX_RCV_SZ 25
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/* Request message for the IPA_QMI_INDICATION_REGISTER request */
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struct ipa_indication_register_req {
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u8 master_driver_init_complete_valid;
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u8 master_driver_init_complete;
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u8 data_usage_quota_reached_valid;
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u8 data_usage_quota_reached;
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u8 ipa_mhi_ready_ind_valid;
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u8 ipa_mhi_ready_ind;
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};
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/* The response to a IPA_QMI_INDICATION_REGISTER request consists only of
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* a standard QMI response.
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*/
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struct ipa_indication_register_rsp {
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struct qmi_response_type_v01 rsp;
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};
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/* Request message for the IPA_QMI_DRIVER_INIT_COMPLETE request */
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struct ipa_driver_init_complete_req {
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u8 status;
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};
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/* The response to a IPA_QMI_DRIVER_INIT_COMPLETE request consists only
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* of a standard QMI response.
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*/
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struct ipa_driver_init_complete_rsp {
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struct qmi_response_type_v01 rsp;
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};
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/* The message for the IPA_QMI_INIT_COMPLETE_IND indication consists
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* only of a standard QMI response.
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*/
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struct ipa_init_complete_ind {
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struct qmi_response_type_v01 status;
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};
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/* The AP tells the modem its platform type. We assume Android. */
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enum ipa_platform_type {
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IPA_QMI_PLATFORM_TYPE_INVALID = 0x0, /* Invalid */
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IPA_QMI_PLATFORM_TYPE_TN = 0x1, /* Data card */
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IPA_QMI_PLATFORM_TYPE_LE = 0x2, /* Data router */
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IPA_QMI_PLATFORM_TYPE_MSM_ANDROID = 0x3, /* Android MSM */
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IPA_QMI_PLATFORM_TYPE_MSM_WINDOWS = 0x4, /* Windows MSM */
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IPA_QMI_PLATFORM_TYPE_MSM_QNX_V01 = 0x5, /* QNX MSM */
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};
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/* This defines the start and end offset of a range of memory. Both
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* fields are offsets relative to the start of IPA shared memory.
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* The end value is the last addressable byte *within* the range.
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*/
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struct ipa_mem_bounds {
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u32 start;
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u32 end;
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};
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/* This defines the location and size of an array. The start value
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* is an offset relative to the start of IPA shared memory. The
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* size of the array is implied by the number of entries (the entry
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* size is assumed to be known).
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*/
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struct ipa_mem_array {
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u32 start;
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u32 count;
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};
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/* This defines the location and size of a range of memory. The
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* start is an offset relative to the start of IPA shared memory.
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* This differs from the ipa_mem_bounds structure in that the size
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* (in bytes) of the memory region is specified rather than the
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* offset of its last byte.
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*/
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struct ipa_mem_range {
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u32 start;
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u32 size;
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};
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/* The message for the IPA_QMI_INIT_DRIVER request contains information
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* from the AP that affects modem initialization.
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*/
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struct ipa_init_modem_driver_req {
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u8 platform_type_valid;
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u32 platform_type; /* enum ipa_platform_type */
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/* Modem header table information. This defines the IPA shared
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* memory in which the modem may insert header table entries.
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*/
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u8 hdr_tbl_info_valid;
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struct ipa_mem_bounds hdr_tbl_info;
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/* Routing table information. These define the location and size of
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* non-hashable IPv4 and IPv6 filter tables. The start values are
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* offsets relative to the start of IPA shared memory.
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*/
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u8 v4_route_tbl_info_valid;
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struct ipa_mem_array v4_route_tbl_info;
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u8 v6_route_tbl_info_valid;
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struct ipa_mem_array v6_route_tbl_info;
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/* Filter table information. These define the location of the
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* non-hashable IPv4 and IPv6 filter tables. The start values are
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* offsets relative to the start of IPA shared memory.
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*/
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u8 v4_filter_tbl_start_valid;
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u32 v4_filter_tbl_start;
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u8 v6_filter_tbl_start_valid;
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u32 v6_filter_tbl_start;
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/* Modem memory information. This defines the location and
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* size of memory available for the modem to use.
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*/
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u8 modem_mem_info_valid;
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struct ipa_mem_range modem_mem_info;
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/* This defines the destination endpoint on the AP to which
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* the modem driver can send control commands. Must be less
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* than ipa_endpoint_max().
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*/
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u8 ctrl_comm_dest_end_pt_valid;
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u32 ctrl_comm_dest_end_pt;
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/* This defines whether the modem should load the microcontroller
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* or not. It is unnecessary to reload it if the modem is being
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* restarted.
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*
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* NOTE: this field is named "is_ssr_bootup" elsewhere.
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*/
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u8 skip_uc_load_valid;
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u8 skip_uc_load;
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/* Processing context memory information. This defines the memory in
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* which the modem may insert header processing context table entries.
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*/
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u8 hdr_proc_ctx_tbl_info_valid;
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struct ipa_mem_bounds hdr_proc_ctx_tbl_info;
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/* Compression command memory information. This defines the memory
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* in which the modem may insert compression/decompression commands.
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*/
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u8 zip_tbl_info_valid;
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struct ipa_mem_bounds zip_tbl_info;
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/* Routing table information. These define the location and size
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* of hashable IPv4 and IPv6 filter tables. The start values are
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* offsets relative to the start of IPA shared memory.
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*/
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u8 v4_hash_route_tbl_info_valid;
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struct ipa_mem_array v4_hash_route_tbl_info;
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u8 v6_hash_route_tbl_info_valid;
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struct ipa_mem_array v6_hash_route_tbl_info;
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/* Filter table information. These define the location and size
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* of hashable IPv4 and IPv6 filter tables. The start values are
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* offsets relative to the start of IPA shared memory.
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*/
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u8 v4_hash_filter_tbl_start_valid;
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u32 v4_hash_filter_tbl_start;
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u8 v6_hash_filter_tbl_start_valid;
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u32 v6_hash_filter_tbl_start;
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/* Statistics information. These define the locations of the
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* first and last statistics sub-regions. (IPA v4.0 and above)
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*/
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u8 hw_stats_quota_base_addr_valid;
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u32 hw_stats_quota_base_addr;
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u8 hw_stats_quota_size_valid;
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u32 hw_stats_quota_size;
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u8 hw_stats_drop_base_addr_valid;
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u32 hw_stats_drop_base_addr;
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u8 hw_stats_drop_size_valid;
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u32 hw_stats_drop_size;
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};
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/* The response to a IPA_QMI_INIT_DRIVER request begins with a standard
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* QMI response, but contains other information as well. Currently we
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* simply wait for the the INIT_DRIVER transaction to complete and
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* ignore any other data that might be returned.
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*/
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struct ipa_init_modem_driver_rsp {
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struct qmi_response_type_v01 rsp;
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/* This defines the destination endpoint on the modem to which
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* the AP driver can send control commands. Must be less than
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* ipa_endpoint_max().
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*/
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u8 ctrl_comm_dest_end_pt_valid;
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u32 ctrl_comm_dest_end_pt;
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/* This defines the default endpoint. The AP driver is not
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* required to configure the hardware with this value. Must
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* be less than ipa_endpoint_max().
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*/
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u8 default_end_pt_valid;
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u32 default_end_pt;
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/* This defines whether a second handshake is required to complete
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* initialization.
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*/
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u8 modem_driver_init_pending_valid;
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u8 modem_driver_init_pending;
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};
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/* Message structure definitions defined in "ipa_qmi_msg.c" */
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extern struct qmi_elem_info ipa_indication_register_req_ei[];
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extern struct qmi_elem_info ipa_indication_register_rsp_ei[];
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extern struct qmi_elem_info ipa_driver_init_complete_req_ei[];
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extern struct qmi_elem_info ipa_driver_init_complete_rsp_ei[];
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extern struct qmi_elem_info ipa_init_complete_ind_ei[];
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extern struct qmi_elem_info ipa_mem_bounds_ei[];
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extern struct qmi_elem_info ipa_mem_array_ei[];
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extern struct qmi_elem_info ipa_mem_range_ei[];
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extern struct qmi_elem_info ipa_init_modem_driver_req_ei[];
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extern struct qmi_elem_info ipa_init_modem_driver_rsp_ei[];
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#endif /* !_IPA_QMI_MSG_H_ */
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