mirror of https://gitee.com/openkylin/linux.git
187 lines
7.0 KiB
C
187 lines
7.0 KiB
C
/* Intel Ethernet Switch Host Interface Driver
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* Copyright(c) 2013 - 2014 Intel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* The full GNU General Public License is included in this distribution in
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* the file called "COPYING".
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*
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* Contact Information:
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* e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
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* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*/
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#ifndef _FM10K_TLV_H_
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#define _FM10K_TLV_H_
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/* forward declaration */
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struct fm10k_msg_data;
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#include "fm10k_type.h"
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/* Message / Argument header format
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* 3 2 1 0
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* 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
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* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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* | Length | Flags | Type / ID |
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* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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*
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* The message header format described here is used for messages that are
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* passed between the PF and the VF. To allow for messages larger then
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* mailbox size we will provide a message with the above header and it
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* will be segmented and transported to the mailbox to the other side where
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* it is reassembled. It contains the following fields:
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* Len: Length of the message in bytes excluding the message header
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* Flags: TBD
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* Rule: These will be the message/argument types we pass
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*/
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/* message data header */
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#define FM10K_TLV_ID_SHIFT 0
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#define FM10K_TLV_ID_SIZE 16
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#define FM10K_TLV_ID_MASK ((1u << FM10K_TLV_ID_SIZE) - 1)
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#define FM10K_TLV_FLAGS_SHIFT 16
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#define FM10K_TLV_FLAGS_MSG 0x1
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#define FM10K_TLV_FLAGS_SIZE 4
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#define FM10K_TLV_LEN_SHIFT 20
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#define FM10K_TLV_LEN_SIZE 12
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#define FM10K_TLV_HDR_LEN 4ul
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#define FM10K_TLV_LEN_ALIGN_MASK \
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((FM10K_TLV_HDR_LEN - 1) << FM10K_TLV_LEN_SHIFT)
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#define FM10K_TLV_LEN_ALIGN(tlv) \
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(((tlv) + FM10K_TLV_LEN_ALIGN_MASK) & ~FM10K_TLV_LEN_ALIGN_MASK)
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#define FM10K_TLV_DWORD_LEN(tlv) \
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((u16)((FM10K_TLV_LEN_ALIGN(tlv)) >> (FM10K_TLV_LEN_SHIFT + 2)) + 1)
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#define FM10K_TLV_RESULTS_MAX 32
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enum fm10k_tlv_type {
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FM10K_TLV_NULL_STRING,
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FM10K_TLV_MAC_ADDR,
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FM10K_TLV_BOOL,
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FM10K_TLV_UNSIGNED,
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FM10K_TLV_SIGNED,
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FM10K_TLV_LE_STRUCT,
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FM10K_TLV_NESTED,
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FM10K_TLV_MAX_TYPE
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};
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#define FM10K_TLV_ERROR (~0u)
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struct fm10k_tlv_attr {
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unsigned int id;
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enum fm10k_tlv_type type;
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u16 len;
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};
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#define FM10K_TLV_ATTR_NULL_STRING(id, len) { id, FM10K_TLV_NULL_STRING, len }
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#define FM10K_TLV_ATTR_MAC_ADDR(id) { id, FM10K_TLV_MAC_ADDR, 6 }
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#define FM10K_TLV_ATTR_BOOL(id) { id, FM10K_TLV_BOOL, 0 }
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#define FM10K_TLV_ATTR_U8(id) { id, FM10K_TLV_UNSIGNED, 1 }
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#define FM10K_TLV_ATTR_U16(id) { id, FM10K_TLV_UNSIGNED, 2 }
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#define FM10K_TLV_ATTR_U32(id) { id, FM10K_TLV_UNSIGNED, 4 }
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#define FM10K_TLV_ATTR_U64(id) { id, FM10K_TLV_UNSIGNED, 8 }
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#define FM10K_TLV_ATTR_S8(id) { id, FM10K_TLV_SIGNED, 1 }
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#define FM10K_TLV_ATTR_S16(id) { id, FM10K_TLV_SIGNED, 2 }
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#define FM10K_TLV_ATTR_S32(id) { id, FM10K_TLV_SIGNED, 4 }
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#define FM10K_TLV_ATTR_S64(id) { id, FM10K_TLV_SIGNED, 8 }
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#define FM10K_TLV_ATTR_LE_STRUCT(id, len) { id, FM10K_TLV_LE_STRUCT, len }
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#define FM10K_TLV_ATTR_NESTED(id) { id, FM10K_TLV_NESTED }
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#define FM10K_TLV_ATTR_LAST { FM10K_TLV_ERROR }
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struct fm10k_msg_data {
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unsigned int id;
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const struct fm10k_tlv_attr *attr;
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s32 (*func)(struct fm10k_hw *, u32 **,
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struct fm10k_mbx_info *);
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};
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#define FM10K_MSG_HANDLER(id, attr, func) { id, attr, func }
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s32 fm10k_tlv_msg_init(u32 *, u16);
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s32 fm10k_tlv_attr_put_null_string(u32 *, u16, const unsigned char *);
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s32 fm10k_tlv_attr_get_null_string(u32 *, unsigned char *);
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s32 fm10k_tlv_attr_put_mac_vlan(u32 *, u16, const u8 *, u16);
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s32 fm10k_tlv_attr_get_mac_vlan(u32 *, u8 *, u16 *);
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s32 fm10k_tlv_attr_put_bool(u32 *, u16);
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s32 fm10k_tlv_attr_put_value(u32 *, u16, s64, u32);
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#define fm10k_tlv_attr_put_u8(msg, attr_id, val) \
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fm10k_tlv_attr_put_value(msg, attr_id, val, 1)
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#define fm10k_tlv_attr_put_u16(msg, attr_id, val) \
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fm10k_tlv_attr_put_value(msg, attr_id, val, 2)
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#define fm10k_tlv_attr_put_u32(msg, attr_id, val) \
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fm10k_tlv_attr_put_value(msg, attr_id, val, 4)
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#define fm10k_tlv_attr_put_u64(msg, attr_id, val) \
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fm10k_tlv_attr_put_value(msg, attr_id, val, 8)
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#define fm10k_tlv_attr_put_s8(msg, attr_id, val) \
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fm10k_tlv_attr_put_value(msg, attr_id, val, 1)
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#define fm10k_tlv_attr_put_s16(msg, attr_id, val) \
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fm10k_tlv_attr_put_value(msg, attr_id, val, 2)
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#define fm10k_tlv_attr_put_s32(msg, attr_id, val) \
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fm10k_tlv_attr_put_value(msg, attr_id, val, 4)
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#define fm10k_tlv_attr_put_s64(msg, attr_id, val) \
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fm10k_tlv_attr_put_value(msg, attr_id, val, 8)
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s32 fm10k_tlv_attr_get_value(u32 *, void *, u32);
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#define fm10k_tlv_attr_get_u8(attr, ptr) \
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fm10k_tlv_attr_get_value(attr, ptr, sizeof(u8))
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#define fm10k_tlv_attr_get_u16(attr, ptr) \
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fm10k_tlv_attr_get_value(attr, ptr, sizeof(u16))
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#define fm10k_tlv_attr_get_u32(attr, ptr) \
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fm10k_tlv_attr_get_value(attr, ptr, sizeof(u32))
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#define fm10k_tlv_attr_get_u64(attr, ptr) \
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fm10k_tlv_attr_get_value(attr, ptr, sizeof(u64))
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#define fm10k_tlv_attr_get_s8(attr, ptr) \
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fm10k_tlv_attr_get_value(attr, ptr, sizeof(s8))
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#define fm10k_tlv_attr_get_s16(attr, ptr) \
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fm10k_tlv_attr_get_value(attr, ptr, sizeof(s16))
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#define fm10k_tlv_attr_get_s32(attr, ptr) \
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fm10k_tlv_attr_get_value(attr, ptr, sizeof(s32))
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#define fm10k_tlv_attr_get_s64(attr, ptr) \
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fm10k_tlv_attr_get_value(attr, ptr, sizeof(s64))
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s32 fm10k_tlv_attr_put_le_struct(u32 *, u16, const void *, u32);
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s32 fm10k_tlv_attr_get_le_struct(u32 *, void *, u32);
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u32 *fm10k_tlv_attr_nest_start(u32 *, u16);
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s32 fm10k_tlv_attr_nest_stop(u32 *);
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s32 fm10k_tlv_attr_parse(u32 *, u32 **, const struct fm10k_tlv_attr *);
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s32 fm10k_tlv_msg_parse(struct fm10k_hw *, u32 *, struct fm10k_mbx_info *,
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const struct fm10k_msg_data *);
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s32 fm10k_tlv_msg_error(struct fm10k_hw *hw, u32 **results,
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struct fm10k_mbx_info *);
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#define FM10K_TLV_MSG_ID_TEST 0
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enum fm10k_tlv_test_attr_id {
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FM10K_TEST_MSG_UNSET,
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FM10K_TEST_MSG_STRING,
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FM10K_TEST_MSG_MAC_ADDR,
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FM10K_TEST_MSG_U8,
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FM10K_TEST_MSG_U16,
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FM10K_TEST_MSG_U32,
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FM10K_TEST_MSG_U64,
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FM10K_TEST_MSG_S8,
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FM10K_TEST_MSG_S16,
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FM10K_TEST_MSG_S32,
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FM10K_TEST_MSG_S64,
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FM10K_TEST_MSG_LE_STRUCT,
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FM10K_TEST_MSG_NESTED,
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FM10K_TEST_MSG_RESULT,
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FM10K_TEST_MSG_MAX
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};
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extern const struct fm10k_tlv_attr fm10k_tlv_msg_test_attr[];
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void fm10k_tlv_msg_test_create(u32 *, u32);
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s32 fm10k_tlv_msg_test(struct fm10k_hw *, u32 **, struct fm10k_mbx_info *);
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#define FM10K_TLV_MSG_TEST_HANDLER(func) \
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FM10K_MSG_HANDLER(FM10K_TLV_MSG_ID_TEST, fm10k_tlv_msg_test_attr, func)
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#define FM10K_TLV_MSG_ERROR_HANDLER(func) \
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FM10K_MSG_HANDLER(FM10K_TLV_ERROR, NULL, func)
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#endif /* _FM10K_MSG_H_ */
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