diff options
Diffstat (limited to 'drivers/net/ipa/ipa_qmi_msg.h')
| -rw-r--r-- | drivers/net/ipa/ipa_qmi_msg.h | 41 |
1 files changed, 23 insertions, 18 deletions
diff --git a/drivers/net/ipa/ipa_qmi_msg.h b/drivers/net/ipa/ipa_qmi_msg.h index 3233d145fd87..e29663965f43 100644 --- a/drivers/net/ipa/ipa_qmi_msg.h +++ b/drivers/net/ipa/ipa_qmi_msg.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: GPL-2.0 */ /* Copyright (c) 2018, The Linux Foundation. All rights reserved. - * Copyright (C) 2018-2020 Linaro Ltd. + * Copyright (C) 2018-2022 Linaro Ltd. */ #ifndef _IPA_QMI_MSG_H_ #define _IPA_QMI_MSG_H_ @@ -86,9 +86,11 @@ enum ipa_platform_type { IPA_QMI_PLATFORM_TYPE_MSM_QNX_V01 = 0x5, /* QNX MSM */ }; -/* This defines the start and end offset of a range of memory. Both - * fields are offsets relative to the start of IPA shared memory. - * The end value is the last addressable byte *within* the range. +/* This defines the start and end offset of a range of memory. The start + * value is a byte offset relative to the start of IPA shared memory. The + * end value is the last addressable unit *within* the range. Typically + * the end value is in units of bytes, however it can also be a maximum + * array index value. */ struct ipa_mem_bounds { u32 start; @@ -129,18 +131,19 @@ struct ipa_init_modem_driver_req { u8 hdr_tbl_info_valid; struct ipa_mem_bounds hdr_tbl_info; - /* Routing table information. These define the location and size of - * non-hashable IPv4 and IPv6 filter tables. The start values are - * offsets relative to the start of IPA shared memory. + /* Routing table information. These define the location and maximum + * *index* (not byte) for the modem portion of non-hashable IPv4 and + * IPv6 routing tables. The start values are byte offsets relative + * to the start of IPA shared memory. */ u8 v4_route_tbl_info_valid; - struct ipa_mem_array v4_route_tbl_info; + struct ipa_mem_bounds v4_route_tbl_info; u8 v6_route_tbl_info_valid; - struct ipa_mem_array v6_route_tbl_info; + struct ipa_mem_bounds v6_route_tbl_info; /* Filter table information. These define the location of the * non-hashable IPv4 and IPv6 filter tables. The start values are - * offsets relative to the start of IPA shared memory. + * byte offsets relative to the start of IPA shared memory. */ u8 v4_filter_tbl_start_valid; u32 v4_filter_tbl_start; @@ -181,18 +184,20 @@ struct ipa_init_modem_driver_req { u8 zip_tbl_info_valid; struct ipa_mem_bounds zip_tbl_info; - /* Routing table information. These define the location and size - * of hashable IPv4 and IPv6 filter tables. The start values are - * offsets relative to the start of IPA shared memory. + /* Routing table information. These define the location and maximum + * *index* (not byte) for the modem portion of hashable IPv4 and IPv6 + * routing tables (if supported by hardware). The start values are + * byte offsets relative to the start of IPA shared memory. */ u8 v4_hash_route_tbl_info_valid; - struct ipa_mem_array v4_hash_route_tbl_info; + struct ipa_mem_bounds v4_hash_route_tbl_info; u8 v6_hash_route_tbl_info_valid; - struct ipa_mem_array v6_hash_route_tbl_info; + struct ipa_mem_bounds v6_hash_route_tbl_info; /* Filter table information. These define the location and size - * of hashable IPv4 and IPv6 filter tables. The start values are - * offsets relative to the start of IPA shared memory. + * of hashable IPv4 and IPv6 filter tables (if supported by hardware). + * The start values are byte offsets relative to the start of IPA + * shared memory. */ u8 v4_hash_filter_tbl_start_valid; u32 v4_hash_filter_tbl_start; @@ -214,7 +219,7 @@ struct ipa_init_modem_driver_req { /* The response to a IPA_QMI_INIT_DRIVER request begins with a standard * QMI response, but contains other information as well. Currently we - * simply wait for the the INIT_DRIVER transaction to complete and + * simply wait for the INIT_DRIVER transaction to complete and * ignore any other data that might be returned. */ struct ipa_init_modem_driver_rsp { |