![Jacob Keller](/assets/img/avatar_default.png)
Update every header file and other locations to consistently use Intel(R) instead of just Intel. Also update copyright year of files which we modified. Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Tested-by: Krishneil Singh <Krishneil.k.singh@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
866 lines
24 KiB
C
866 lines
24 KiB
C
/* Intel(R) Ethernet Switch Host Interface Driver
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* Copyright(c) 2013 - 2016 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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#include "fm10k_tlv.h"
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/**
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* fm10k_tlv_msg_init - Initialize message block for TLV data storage
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* @msg: Pointer to message block
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* @msg_id: Message ID indicating message type
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*
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* This function return success if provided with a valid message pointer
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**/
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s32 fm10k_tlv_msg_init(u32 *msg, u16 msg_id)
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{
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/* verify pointer is not NULL */
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if (!msg)
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return FM10K_ERR_PARAM;
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*msg = (FM10K_TLV_FLAGS_MSG << FM10K_TLV_FLAGS_SHIFT) | msg_id;
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return 0;
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}
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/**
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* fm10k_tlv_attr_put_null_string - Place null terminated string on message
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* @msg: Pointer to message block
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* @attr_id: Attribute ID
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* @string: Pointer to string to be stored in attribute
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*
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* This function will reorder a string to be CPU endian and store it in
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* the attribute buffer. It will return success if provided with a valid
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* pointers.
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**/
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static s32 fm10k_tlv_attr_put_null_string(u32 *msg, u16 attr_id,
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const unsigned char *string)
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{
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u32 attr_data = 0, len = 0;
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u32 *attr;
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/* verify pointers are not NULL */
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if (!string || !msg)
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return FM10K_ERR_PARAM;
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attr = &msg[FM10K_TLV_DWORD_LEN(*msg)];
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/* copy string into local variable and then write to msg */
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do {
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/* write data to message */
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if (len && !(len % 4)) {
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attr[len / 4] = attr_data;
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attr_data = 0;
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}
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/* record character to offset location */
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attr_data |= (u32)(*string) << (8 * (len % 4));
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len++;
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/* test for NULL and then increment */
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} while (*(string++));
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/* write last piece of data to message */
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attr[(len + 3) / 4] = attr_data;
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/* record attribute header, update message length */
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len <<= FM10K_TLV_LEN_SHIFT;
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attr[0] = len | attr_id;
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/* add header length to length */
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len += FM10K_TLV_HDR_LEN << FM10K_TLV_LEN_SHIFT;
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*msg += FM10K_TLV_LEN_ALIGN(len);
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return 0;
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}
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/**
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* fm10k_tlv_attr_get_null_string - Get null terminated string from attribute
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* @attr: Pointer to attribute
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* @string: Pointer to location of destination string
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*
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* This function pulls the string back out of the attribute and will place
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* it in the array pointed by by string. It will return success if provided
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* with a valid pointers.
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**/
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static s32 fm10k_tlv_attr_get_null_string(u32 *attr, unsigned char *string)
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{
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u32 len;
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/* verify pointers are not NULL */
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if (!string || !attr)
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return FM10K_ERR_PARAM;
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len = *attr >> FM10K_TLV_LEN_SHIFT;
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attr++;
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while (len--)
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string[len] = (u8)(attr[len / 4] >> (8 * (len % 4)));
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return 0;
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}
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/**
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* fm10k_tlv_attr_put_mac_vlan - Store MAC/VLAN attribute in message
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* @msg: Pointer to message block
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* @attr_id: Attribute ID
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* @mac_addr: MAC address to be stored
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*
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* This function will reorder a MAC address to be CPU endian and store it
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* in the attribute buffer. It will return success if provided with a
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* valid pointers.
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**/
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s32 fm10k_tlv_attr_put_mac_vlan(u32 *msg, u16 attr_id,
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const u8 *mac_addr, u16 vlan)
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{
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u32 len = ETH_ALEN << FM10K_TLV_LEN_SHIFT;
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u32 *attr;
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/* verify pointers are not NULL */
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if (!msg || !mac_addr)
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return FM10K_ERR_PARAM;
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attr = &msg[FM10K_TLV_DWORD_LEN(*msg)];
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/* record attribute header, update message length */
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attr[0] = len | attr_id;
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/* copy value into local variable and then write to msg */
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attr[1] = le32_to_cpu(*(const __le32 *)&mac_addr[0]);
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attr[2] = le16_to_cpu(*(const __le16 *)&mac_addr[4]);
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attr[2] |= (u32)vlan << 16;
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/* add header length to length */
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len += FM10K_TLV_HDR_LEN << FM10K_TLV_LEN_SHIFT;
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*msg += FM10K_TLV_LEN_ALIGN(len);
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return 0;
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}
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/**
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* fm10k_tlv_attr_get_mac_vlan - Get MAC/VLAN stored in attribute
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* @attr: Pointer to attribute
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* @attr_id: Attribute ID
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* @mac_addr: location of buffer to store MAC address
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*
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* This function pulls the MAC address back out of the attribute and will
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* place it in the array pointed by by mac_addr. It will return success
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* if provided with a valid pointers.
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**/
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s32 fm10k_tlv_attr_get_mac_vlan(u32 *attr, u8 *mac_addr, u16 *vlan)
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{
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/* verify pointers are not NULL */
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if (!mac_addr || !attr)
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return FM10K_ERR_PARAM;
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*(__le32 *)&mac_addr[0] = cpu_to_le32(attr[1]);
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*(__le16 *)&mac_addr[4] = cpu_to_le16((u16)(attr[2]));
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*vlan = (u16)(attr[2] >> 16);
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return 0;
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}
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/**
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* fm10k_tlv_attr_put_bool - Add header indicating value "true"
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* @msg: Pointer to message block
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* @attr_id: Attribute ID
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*
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* This function will simply add an attribute header, the fact
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* that the header is here means the attribute value is true, else
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* it is false. The function will return success if provided with a
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* valid pointers.
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**/
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s32 fm10k_tlv_attr_put_bool(u32 *msg, u16 attr_id)
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{
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/* verify pointers are not NULL */
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if (!msg)
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return FM10K_ERR_PARAM;
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/* record attribute header */
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msg[FM10K_TLV_DWORD_LEN(*msg)] = attr_id;
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/* add header length to length */
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*msg += FM10K_TLV_HDR_LEN << FM10K_TLV_LEN_SHIFT;
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return 0;
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}
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/**
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* fm10k_tlv_attr_put_value - Store integer value attribute in message
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* @msg: Pointer to message block
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* @attr_id: Attribute ID
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* @value: Value to be written
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* @len: Size of value
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*
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* This function will place an integer value of up to 8 bytes in size
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* in a message attribute. The function will return success provided
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* that msg is a valid pointer, and len is 1, 2, 4, or 8.
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**/
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s32 fm10k_tlv_attr_put_value(u32 *msg, u16 attr_id, s64 value, u32 len)
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{
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u32 *attr;
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/* verify non-null msg and len is 1, 2, 4, or 8 */
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if (!msg || !len || len > 8 || (len & (len - 1)))
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return FM10K_ERR_PARAM;
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attr = &msg[FM10K_TLV_DWORD_LEN(*msg)];
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if (len < 4) {
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attr[1] = (u32)value & (BIT(8 * len) - 1);
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} else {
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attr[1] = (u32)value;
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if (len > 4)
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attr[2] = (u32)(value >> 32);
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}
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/* record attribute header, update message length */
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len <<= FM10K_TLV_LEN_SHIFT;
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attr[0] = len | attr_id;
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/* add header length to length */
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len += FM10K_TLV_HDR_LEN << FM10K_TLV_LEN_SHIFT;
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*msg += FM10K_TLV_LEN_ALIGN(len);
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return 0;
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}
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/**
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* fm10k_tlv_attr_get_value - Get integer value stored in attribute
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* @attr: Pointer to attribute
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* @value: Pointer to destination buffer
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* @len: Size of value
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*
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* This function will place an integer value of up to 8 bytes in size
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* in the offset pointed to by value. The function will return success
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* provided that pointers are valid and the len value matches the
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* attribute length.
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**/
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s32 fm10k_tlv_attr_get_value(u32 *attr, void *value, u32 len)
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{
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/* verify pointers are not NULL */
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if (!attr || !value)
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return FM10K_ERR_PARAM;
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if ((*attr >> FM10K_TLV_LEN_SHIFT) != len)
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return FM10K_ERR_PARAM;
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if (len == 8)
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*(u64 *)value = ((u64)attr[2] << 32) | attr[1];
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else if (len == 4)
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*(u32 *)value = attr[1];
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else if (len == 2)
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*(u16 *)value = (u16)attr[1];
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else
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*(u8 *)value = (u8)attr[1];
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return 0;
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}
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/**
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* fm10k_tlv_attr_put_le_struct - Store little endian structure in message
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* @msg: Pointer to message block
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* @attr_id: Attribute ID
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* @le_struct: Pointer to structure to be written
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* @len: Size of le_struct
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*
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* This function will place a little endian structure value in a message
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* attribute. The function will return success provided that all pointers
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* are valid and length is a non-zero multiple of 4.
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**/
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s32 fm10k_tlv_attr_put_le_struct(u32 *msg, u16 attr_id,
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const void *le_struct, u32 len)
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{
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const __le32 *le32_ptr = (const __le32 *)le_struct;
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u32 *attr;
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u32 i;
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/* verify non-null msg and len is in 32 bit words */
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if (!msg || !len || (len % 4))
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return FM10K_ERR_PARAM;
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attr = &msg[FM10K_TLV_DWORD_LEN(*msg)];
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/* copy le32 structure into host byte order at 32b boundaries */
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for (i = 0; i < (len / 4); i++)
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attr[i + 1] = le32_to_cpu(le32_ptr[i]);
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/* record attribute header, update message length */
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len <<= FM10K_TLV_LEN_SHIFT;
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attr[0] = len | attr_id;
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/* add header length to length */
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len += FM10K_TLV_HDR_LEN << FM10K_TLV_LEN_SHIFT;
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*msg += FM10K_TLV_LEN_ALIGN(len);
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return 0;
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}
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/**
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* fm10k_tlv_attr_get_le_struct - Get little endian struct form attribute
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* @attr: Pointer to attribute
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* @le_struct: Pointer to structure to be written
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* @len: Size of structure
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*
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* This function will place a little endian structure in the buffer
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* pointed to by le_struct. The function will return success
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* provided that pointers are valid and the len value matches the
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* attribute length.
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**/
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s32 fm10k_tlv_attr_get_le_struct(u32 *attr, void *le_struct, u32 len)
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{
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__le32 *le32_ptr = (__le32 *)le_struct;
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u32 i;
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/* verify pointers are not NULL */
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if (!le_struct || !attr)
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return FM10K_ERR_PARAM;
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if ((*attr >> FM10K_TLV_LEN_SHIFT) != len)
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return FM10K_ERR_PARAM;
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attr++;
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for (i = 0; len; i++, len -= 4)
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le32_ptr[i] = cpu_to_le32(attr[i]);
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return 0;
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}
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/**
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* fm10k_tlv_attr_nest_start - Start a set of nested attributes
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* @msg: Pointer to message block
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* @attr_id: Attribute ID
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*
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* This function will mark off a new nested region for encapsulating
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* a given set of attributes. The idea is if you wish to place a secondary
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* structure within the message this mechanism allows for that. The
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* function will return NULL on failure, and a pointer to the start
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* of the nested attributes on success.
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**/
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static u32 *fm10k_tlv_attr_nest_start(u32 *msg, u16 attr_id)
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{
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u32 *attr;
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/* verify pointer is not NULL */
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if (!msg)
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return NULL;
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attr = &msg[FM10K_TLV_DWORD_LEN(*msg)];
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attr[0] = attr_id;
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/* return pointer to nest header */
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return attr;
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}
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/**
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* fm10k_tlv_attr_nest_stop - Stop a set of nested attributes
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* @msg: Pointer to message block
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*
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* This function closes off an existing set of nested attributes. The
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* message pointer should be pointing to the parent of the nest. So in
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* the case of a nest within the nest this would be the outer nest pointer.
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* This function will return success provided all pointers are valid.
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**/
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static s32 fm10k_tlv_attr_nest_stop(u32 *msg)
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{
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u32 *attr;
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u32 len;
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/* verify pointer is not NULL */
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if (!msg)
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return FM10K_ERR_PARAM;
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/* locate the nested header and retrieve its length */
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attr = &msg[FM10K_TLV_DWORD_LEN(*msg)];
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len = (attr[0] >> FM10K_TLV_LEN_SHIFT) << FM10K_TLV_LEN_SHIFT;
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/* only include nest if data was added to it */
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if (len) {
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len += FM10K_TLV_HDR_LEN << FM10K_TLV_LEN_SHIFT;
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*msg += len;
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}
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return 0;
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}
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/**
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* fm10k_tlv_attr_validate - Validate attribute metadata
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* @attr: Pointer to attribute
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* @tlv_attr: Type and length info for attribute
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*
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* This function does some basic validation of the input TLV. It
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* verifies the length, and in the case of null terminated strings
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* it verifies that the last byte is null. The function will
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* return FM10K_ERR_PARAM if any attribute is malformed, otherwise
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* it returns 0.
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**/
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static s32 fm10k_tlv_attr_validate(u32 *attr,
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const struct fm10k_tlv_attr *tlv_attr)
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{
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u32 attr_id = *attr & FM10K_TLV_ID_MASK;
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u16 len = *attr >> FM10K_TLV_LEN_SHIFT;
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/* verify this is an attribute and not a message */
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if (*attr & (FM10K_TLV_FLAGS_MSG << FM10K_TLV_FLAGS_SHIFT))
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return FM10K_ERR_PARAM;
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/* search through the list of attributes to find a matching ID */
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while (tlv_attr->id < attr_id)
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tlv_attr++;
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/* if didn't find a match then we should exit */
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if (tlv_attr->id != attr_id)
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return FM10K_NOT_IMPLEMENTED;
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/* move to start of attribute data */
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attr++;
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switch (tlv_attr->type) {
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case FM10K_TLV_NULL_STRING:
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if (!len ||
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(attr[(len - 1) / 4] & (0xFF << (8 * ((len - 1) % 4)))))
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return FM10K_ERR_PARAM;
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if (len > tlv_attr->len)
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return FM10K_ERR_PARAM;
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break;
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case FM10K_TLV_MAC_ADDR:
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if (len != ETH_ALEN)
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return FM10K_ERR_PARAM;
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break;
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case FM10K_TLV_BOOL:
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if (len)
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return FM10K_ERR_PARAM;
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break;
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case FM10K_TLV_UNSIGNED:
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case FM10K_TLV_SIGNED:
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if (len != tlv_attr->len)
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return FM10K_ERR_PARAM;
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break;
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case FM10K_TLV_LE_STRUCT:
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/* struct must be 4 byte aligned */
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if ((len % 4) || len != tlv_attr->len)
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return FM10K_ERR_PARAM;
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break;
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case FM10K_TLV_NESTED:
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/* nested attributes must be 4 byte aligned */
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if (len % 4)
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return FM10K_ERR_PARAM;
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break;
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default:
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/* attribute id is mapped to bad value */
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return FM10K_ERR_PARAM;
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}
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return 0;
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}
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/**
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* fm10k_tlv_attr_parse - Parses stream of attribute data
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* @attr: Pointer to attribute list
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* @results: Pointer array to store pointers to attributes
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* @tlv_attr: Type and length info for attributes
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*
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* This function validates a stream of attributes and parses them
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* up into an array of pointers stored in results. The function will
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* return FM10K_ERR_PARAM on any input or message error,
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* FM10K_NOT_IMPLEMENTED for any attribute that is outside of the array
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* and 0 on success. Any attributes not found in tlv_attr will be silently
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* ignored.
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**/
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static s32 fm10k_tlv_attr_parse(u32 *attr, u32 **results,
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const struct fm10k_tlv_attr *tlv_attr)
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{
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u32 i, attr_id, offset = 0;
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s32 err = 0;
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u16 len;
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/* verify pointers are not NULL */
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if (!attr || !results)
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return FM10K_ERR_PARAM;
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/* initialize results to NULL */
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for (i = 0; i < FM10K_TLV_RESULTS_MAX; i++)
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results[i] = NULL;
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|
|
|
/* pull length from the message header */
|
|
len = *attr >> FM10K_TLV_LEN_SHIFT;
|
|
|
|
/* no attributes to parse if there is no length */
|
|
if (!len)
|
|
return 0;
|
|
|
|
/* no attributes to parse, just raw data, message becomes attribute */
|
|
if (!tlv_attr) {
|
|
results[0] = attr;
|
|
return 0;
|
|
}
|
|
|
|
/* move to start of attribute data */
|
|
attr++;
|
|
|
|
/* run through list parsing all attributes */
|
|
while (offset < len) {
|
|
attr_id = *attr & FM10K_TLV_ID_MASK;
|
|
|
|
if (attr_id >= FM10K_TLV_RESULTS_MAX)
|
|
return FM10K_NOT_IMPLEMENTED;
|
|
|
|
err = fm10k_tlv_attr_validate(attr, tlv_attr);
|
|
if (err == FM10K_NOT_IMPLEMENTED)
|
|
; /* silently ignore non-implemented attributes */
|
|
else if (err)
|
|
return err;
|
|
else
|
|
results[attr_id] = attr;
|
|
|
|
/* update offset */
|
|
offset += FM10K_TLV_DWORD_LEN(*attr) * 4;
|
|
|
|
/* move to next attribute */
|
|
attr = &attr[FM10K_TLV_DWORD_LEN(*attr)];
|
|
}
|
|
|
|
/* we should find ourselves at the end of the list */
|
|
if (offset != len)
|
|
return FM10K_ERR_PARAM;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* fm10k_tlv_msg_parse - Parses message header and calls function handler
|
|
* @hw: Pointer to hardware structure
|
|
* @msg: Pointer to message
|
|
* @mbx: Pointer to mailbox information structure
|
|
* @func: Function array containing list of message handling functions
|
|
*
|
|
* This function should be the first function called upon receiving a
|
|
* message. The handler will identify the message type and call the correct
|
|
* handler for the given message. It will return the value from the function
|
|
* call on a recognized message type, otherwise it will return
|
|
* FM10K_NOT_IMPLEMENTED on an unrecognized type.
|
|
**/
|
|
s32 fm10k_tlv_msg_parse(struct fm10k_hw *hw, u32 *msg,
|
|
struct fm10k_mbx_info *mbx,
|
|
const struct fm10k_msg_data *data)
|
|
{
|
|
u32 *results[FM10K_TLV_RESULTS_MAX];
|
|
u32 msg_id;
|
|
s32 err;
|
|
|
|
/* verify pointer is not NULL */
|
|
if (!msg || !data)
|
|
return FM10K_ERR_PARAM;
|
|
|
|
/* verify this is a message and not an attribute */
|
|
if (!(*msg & (FM10K_TLV_FLAGS_MSG << FM10K_TLV_FLAGS_SHIFT)))
|
|
return FM10K_ERR_PARAM;
|
|
|
|
/* grab message ID */
|
|
msg_id = *msg & FM10K_TLV_ID_MASK;
|
|
|
|
while (data->id < msg_id)
|
|
data++;
|
|
|
|
/* if we didn't find it then pass it up as an error */
|
|
if (data->id != msg_id) {
|
|
while (data->id != FM10K_TLV_ERROR)
|
|
data++;
|
|
}
|
|
|
|
/* parse the attributes into the results list */
|
|
err = fm10k_tlv_attr_parse(msg, results, data->attr);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
return data->func(hw, results, mbx);
|
|
}
|
|
|
|
/**
|
|
* fm10k_tlv_msg_error - Default handler for unrecognized TLV message IDs
|
|
* @hw: Pointer to hardware structure
|
|
* @results: Pointer array to message, results[0] is pointer to message
|
|
* @mbx: Unused mailbox pointer
|
|
*
|
|
* This function is a default handler for unrecognized messages. At a
|
|
* a minimum it just indicates that the message requested was
|
|
* unimplemented.
|
|
**/
|
|
s32 fm10k_tlv_msg_error(struct fm10k_hw *hw, u32 **results,
|
|
struct fm10k_mbx_info *mbx)
|
|
{
|
|
return FM10K_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
static const unsigned char test_str[] = "fm10k";
|
|
static const unsigned char test_mac[ETH_ALEN] = { 0x12, 0x34, 0x56,
|
|
0x78, 0x9a, 0xbc };
|
|
static const u16 test_vlan = 0x0FED;
|
|
static const u64 test_u64 = 0xfedcba9876543210ull;
|
|
static const u32 test_u32 = 0x87654321;
|
|
static const u16 test_u16 = 0x8765;
|
|
static const u8 test_u8 = 0x87;
|
|
static const s64 test_s64 = -0x123456789abcdef0ll;
|
|
static const s32 test_s32 = -0x1235678;
|
|
static const s16 test_s16 = -0x1234;
|
|
static const s8 test_s8 = -0x12;
|
|
static const __le32 test_le[2] = { cpu_to_le32(0x12345678),
|
|
cpu_to_le32(0x9abcdef0)};
|
|
|
|
/* The message below is meant to be used as a test message to demonstrate
|
|
* how to use the TLV interface and to test the types. Normally this code
|
|
* be compiled out by stripping the code wrapped in FM10K_TLV_TEST_MSG
|
|
*/
|
|
const struct fm10k_tlv_attr fm10k_tlv_msg_test_attr[] = {
|
|
FM10K_TLV_ATTR_NULL_STRING(FM10K_TEST_MSG_STRING, 80),
|
|
FM10K_TLV_ATTR_MAC_ADDR(FM10K_TEST_MSG_MAC_ADDR),
|
|
FM10K_TLV_ATTR_U8(FM10K_TEST_MSG_U8),
|
|
FM10K_TLV_ATTR_U16(FM10K_TEST_MSG_U16),
|
|
FM10K_TLV_ATTR_U32(FM10K_TEST_MSG_U32),
|
|
FM10K_TLV_ATTR_U64(FM10K_TEST_MSG_U64),
|
|
FM10K_TLV_ATTR_S8(FM10K_TEST_MSG_S8),
|
|
FM10K_TLV_ATTR_S16(FM10K_TEST_MSG_S16),
|
|
FM10K_TLV_ATTR_S32(FM10K_TEST_MSG_S32),
|
|
FM10K_TLV_ATTR_S64(FM10K_TEST_MSG_S64),
|
|
FM10K_TLV_ATTR_LE_STRUCT(FM10K_TEST_MSG_LE_STRUCT, 8),
|
|
FM10K_TLV_ATTR_NESTED(FM10K_TEST_MSG_NESTED),
|
|
FM10K_TLV_ATTR_S32(FM10K_TEST_MSG_RESULT),
|
|
FM10K_TLV_ATTR_LAST
|
|
};
|
|
|
|
/**
|
|
* fm10k_tlv_msg_test_generate_data - Stuff message with data
|
|
* @msg: Pointer to message
|
|
* @attr_flags: List of flags indicating what attributes to add
|
|
*
|
|
* This function is meant to load a message buffer with attribute data
|
|
**/
|
|
static void fm10k_tlv_msg_test_generate_data(u32 *msg, u32 attr_flags)
|
|
{
|
|
if (attr_flags & BIT(FM10K_TEST_MSG_STRING))
|
|
fm10k_tlv_attr_put_null_string(msg, FM10K_TEST_MSG_STRING,
|
|
test_str);
|
|
if (attr_flags & BIT(FM10K_TEST_MSG_MAC_ADDR))
|
|
fm10k_tlv_attr_put_mac_vlan(msg, FM10K_TEST_MSG_MAC_ADDR,
|
|
test_mac, test_vlan);
|
|
if (attr_flags & BIT(FM10K_TEST_MSG_U8))
|
|
fm10k_tlv_attr_put_u8(msg, FM10K_TEST_MSG_U8, test_u8);
|
|
if (attr_flags & BIT(FM10K_TEST_MSG_U16))
|
|
fm10k_tlv_attr_put_u16(msg, FM10K_TEST_MSG_U16, test_u16);
|
|
if (attr_flags & BIT(FM10K_TEST_MSG_U32))
|
|
fm10k_tlv_attr_put_u32(msg, FM10K_TEST_MSG_U32, test_u32);
|
|
if (attr_flags & BIT(FM10K_TEST_MSG_U64))
|
|
fm10k_tlv_attr_put_u64(msg, FM10K_TEST_MSG_U64, test_u64);
|
|
if (attr_flags & BIT(FM10K_TEST_MSG_S8))
|
|
fm10k_tlv_attr_put_s8(msg, FM10K_TEST_MSG_S8, test_s8);
|
|
if (attr_flags & BIT(FM10K_TEST_MSG_S16))
|
|
fm10k_tlv_attr_put_s16(msg, FM10K_TEST_MSG_S16, test_s16);
|
|
if (attr_flags & BIT(FM10K_TEST_MSG_S32))
|
|
fm10k_tlv_attr_put_s32(msg, FM10K_TEST_MSG_S32, test_s32);
|
|
if (attr_flags & BIT(FM10K_TEST_MSG_S64))
|
|
fm10k_tlv_attr_put_s64(msg, FM10K_TEST_MSG_S64, test_s64);
|
|
if (attr_flags & BIT(FM10K_TEST_MSG_LE_STRUCT))
|
|
fm10k_tlv_attr_put_le_struct(msg, FM10K_TEST_MSG_LE_STRUCT,
|
|
test_le, 8);
|
|
}
|
|
|
|
/**
|
|
* fm10k_tlv_msg_test_create - Create a test message testing all attributes
|
|
* @msg: Pointer to message
|
|
* @attr_flags: List of flags indicating what attributes to add
|
|
*
|
|
* This function is meant to load a message buffer with all attribute types
|
|
* including a nested attribute.
|
|
**/
|
|
void fm10k_tlv_msg_test_create(u32 *msg, u32 attr_flags)
|
|
{
|
|
u32 *nest = NULL;
|
|
|
|
fm10k_tlv_msg_init(msg, FM10K_TLV_MSG_ID_TEST);
|
|
|
|
fm10k_tlv_msg_test_generate_data(msg, attr_flags);
|
|
|
|
/* check for nested attributes */
|
|
attr_flags >>= FM10K_TEST_MSG_NESTED;
|
|
|
|
if (attr_flags) {
|
|
nest = fm10k_tlv_attr_nest_start(msg, FM10K_TEST_MSG_NESTED);
|
|
|
|
fm10k_tlv_msg_test_generate_data(nest, attr_flags);
|
|
|
|
fm10k_tlv_attr_nest_stop(msg);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* fm10k_tlv_msg_test - Validate all results on test message receive
|
|
* @hw: Pointer to hardware structure
|
|
* @results: Pointer array to attributes in the message
|
|
* @mbx: Pointer to mailbox information structure
|
|
*
|
|
* This function does a check to verify all attributes match what the test
|
|
* message placed in the message buffer. It is the default handler
|
|
* for TLV test messages.
|
|
**/
|
|
s32 fm10k_tlv_msg_test(struct fm10k_hw *hw, u32 **results,
|
|
struct fm10k_mbx_info *mbx)
|
|
{
|
|
u32 *nest_results[FM10K_TLV_RESULTS_MAX];
|
|
unsigned char result_str[80];
|
|
unsigned char result_mac[ETH_ALEN];
|
|
s32 err = 0;
|
|
__le32 result_le[2];
|
|
u16 result_vlan;
|
|
u64 result_u64;
|
|
u32 result_u32;
|
|
u16 result_u16;
|
|
u8 result_u8;
|
|
s64 result_s64;
|
|
s32 result_s32;
|
|
s16 result_s16;
|
|
s8 result_s8;
|
|
u32 reply[3];
|
|
|
|
/* retrieve results of a previous test */
|
|
if (!!results[FM10K_TEST_MSG_RESULT])
|
|
return fm10k_tlv_attr_get_s32(results[FM10K_TEST_MSG_RESULT],
|
|
&mbx->test_result);
|
|
|
|
parse_nested:
|
|
if (!!results[FM10K_TEST_MSG_STRING]) {
|
|
err = fm10k_tlv_attr_get_null_string(
|
|
results[FM10K_TEST_MSG_STRING],
|
|
result_str);
|
|
if (!err && memcmp(test_str, result_str, sizeof(test_str)))
|
|
err = FM10K_ERR_INVALID_VALUE;
|
|
if (err)
|
|
goto report_result;
|
|
}
|
|
if (!!results[FM10K_TEST_MSG_MAC_ADDR]) {
|
|
err = fm10k_tlv_attr_get_mac_vlan(
|
|
results[FM10K_TEST_MSG_MAC_ADDR],
|
|
result_mac, &result_vlan);
|
|
if (!err && !ether_addr_equal(test_mac, result_mac))
|
|
err = FM10K_ERR_INVALID_VALUE;
|
|
if (!err && test_vlan != result_vlan)
|
|
err = FM10K_ERR_INVALID_VALUE;
|
|
if (err)
|
|
goto report_result;
|
|
}
|
|
if (!!results[FM10K_TEST_MSG_U8]) {
|
|
err = fm10k_tlv_attr_get_u8(results[FM10K_TEST_MSG_U8],
|
|
&result_u8);
|
|
if (!err && test_u8 != result_u8)
|
|
err = FM10K_ERR_INVALID_VALUE;
|
|
if (err)
|
|
goto report_result;
|
|
}
|
|
if (!!results[FM10K_TEST_MSG_U16]) {
|
|
err = fm10k_tlv_attr_get_u16(results[FM10K_TEST_MSG_U16],
|
|
&result_u16);
|
|
if (!err && test_u16 != result_u16)
|
|
err = FM10K_ERR_INVALID_VALUE;
|
|
if (err)
|
|
goto report_result;
|
|
}
|
|
if (!!results[FM10K_TEST_MSG_U32]) {
|
|
err = fm10k_tlv_attr_get_u32(results[FM10K_TEST_MSG_U32],
|
|
&result_u32);
|
|
if (!err && test_u32 != result_u32)
|
|
err = FM10K_ERR_INVALID_VALUE;
|
|
if (err)
|
|
goto report_result;
|
|
}
|
|
if (!!results[FM10K_TEST_MSG_U64]) {
|
|
err = fm10k_tlv_attr_get_u64(results[FM10K_TEST_MSG_U64],
|
|
&result_u64);
|
|
if (!err && test_u64 != result_u64)
|
|
err = FM10K_ERR_INVALID_VALUE;
|
|
if (err)
|
|
goto report_result;
|
|
}
|
|
if (!!results[FM10K_TEST_MSG_S8]) {
|
|
err = fm10k_tlv_attr_get_s8(results[FM10K_TEST_MSG_S8],
|
|
&result_s8);
|
|
if (!err && test_s8 != result_s8)
|
|
err = FM10K_ERR_INVALID_VALUE;
|
|
if (err)
|
|
goto report_result;
|
|
}
|
|
if (!!results[FM10K_TEST_MSG_S16]) {
|
|
err = fm10k_tlv_attr_get_s16(results[FM10K_TEST_MSG_S16],
|
|
&result_s16);
|
|
if (!err && test_s16 != result_s16)
|
|
err = FM10K_ERR_INVALID_VALUE;
|
|
if (err)
|
|
goto report_result;
|
|
}
|
|
if (!!results[FM10K_TEST_MSG_S32]) {
|
|
err = fm10k_tlv_attr_get_s32(results[FM10K_TEST_MSG_S32],
|
|
&result_s32);
|
|
if (!err && test_s32 != result_s32)
|
|
err = FM10K_ERR_INVALID_VALUE;
|
|
if (err)
|
|
goto report_result;
|
|
}
|
|
if (!!results[FM10K_TEST_MSG_S64]) {
|
|
err = fm10k_tlv_attr_get_s64(results[FM10K_TEST_MSG_S64],
|
|
&result_s64);
|
|
if (!err && test_s64 != result_s64)
|
|
err = FM10K_ERR_INVALID_VALUE;
|
|
if (err)
|
|
goto report_result;
|
|
}
|
|
if (!!results[FM10K_TEST_MSG_LE_STRUCT]) {
|
|
err = fm10k_tlv_attr_get_le_struct(
|
|
results[FM10K_TEST_MSG_LE_STRUCT],
|
|
result_le,
|
|
sizeof(result_le));
|
|
if (!err && memcmp(test_le, result_le, sizeof(test_le)))
|
|
err = FM10K_ERR_INVALID_VALUE;
|
|
if (err)
|
|
goto report_result;
|
|
}
|
|
|
|
if (!!results[FM10K_TEST_MSG_NESTED]) {
|
|
/* clear any pointers */
|
|
memset(nest_results, 0, sizeof(nest_results));
|
|
|
|
/* parse the nested attributes into the nest results list */
|
|
err = fm10k_tlv_attr_parse(results[FM10K_TEST_MSG_NESTED],
|
|
nest_results,
|
|
fm10k_tlv_msg_test_attr);
|
|
if (err)
|
|
goto report_result;
|
|
|
|
/* loop back through to the start */
|
|
results = nest_results;
|
|
goto parse_nested;
|
|
}
|
|
|
|
report_result:
|
|
/* generate reply with test result */
|
|
fm10k_tlv_msg_init(reply, FM10K_TLV_MSG_ID_TEST);
|
|
fm10k_tlv_attr_put_s32(reply, FM10K_TEST_MSG_RESULT, err);
|
|
|
|
/* load onto outgoing mailbox */
|
|
return mbx->ops.enqueue_tx(hw, mbx, reply);
|
|
}
|