Release 4.11 drivers/staging/fsl-mc/include/mc-cmd.h
/*
* Copyright 2013-2016 Freescale Semiconductor Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the above-listed copyright holders nor the
* names of any contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
*
* ALTERNATIVELY, this software may be distributed under the terms of the
* GNU General Public License ("GPL") as published by the Free Software
* Foundation, either version 2 of that License or (at your option) any
* later version.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __FSL_MC_CMD_H
#define __FSL_MC_CMD_H
#define MC_CMD_NUM_OF_PARAMS 7
struct mc_cmd_header {
u8 src_id;
u8 flags_hw;
u8 status;
u8 flags_sw;
__le16 token;
__le16 cmd_id;
};
struct mc_command {
u64 header;
u64 params[MC_CMD_NUM_OF_PARAMS];
};
struct mc_rsp_create {
__le32 object_id;
};
struct mc_rsp_api_ver {
__le16 major_ver;
__le16 minor_ver;
};
enum mc_cmd_status {
MC_CMD_STATUS_OK = 0x0, /* Completed successfully */
MC_CMD_STATUS_READY = 0x1, /* Ready to be processed */
MC_CMD_STATUS_AUTH_ERR = 0x3, /* Authentication error */
MC_CMD_STATUS_NO_PRIVILEGE = 0x4, /* No privilege */
MC_CMD_STATUS_DMA_ERR = 0x5, /* DMA or I/O error */
MC_CMD_STATUS_CONFIG_ERR = 0x6, /* Configuration error */
MC_CMD_STATUS_TIMEOUT = 0x7, /* Operation timed out */
MC_CMD_STATUS_NO_RESOURCE = 0x8, /* No resources */
MC_CMD_STATUS_NO_MEMORY = 0x9, /* No memory available */
MC_CMD_STATUS_BUSY = 0xA, /* Device is busy */
MC_CMD_STATUS_UNSUPPORTED_OP = 0xB, /* Unsupported operation */
MC_CMD_STATUS_INVALID_STATE = 0xC /* Invalid state */
};
/*
* MC command flags
*/
/* High priority flag */
#define MC_CMD_FLAG_PRI 0x80
/* Command completion flag */
#define MC_CMD_FLAG_INTR_DIS 0x01
static inline u64 mc_encode_cmd_header(u16 cmd_id,
u32 cmd_flags,
u16 token)
{
u64 header = 0;
struct mc_cmd_header *hdr = (struct mc_cmd_header *)&header;
hdr->cmd_id = cpu_to_le16(cmd_id);
hdr->token = cpu_to_le16(token);
hdr->status = MC_CMD_STATUS_READY;
if (cmd_flags & MC_CMD_FLAG_PRI)
hdr->flags_hw = MC_CMD_FLAG_PRI;
if (cmd_flags & MC_CMD_FLAG_INTR_DIS)
hdr->flags_sw = MC_CMD_FLAG_INTR_DIS;
return header;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Ioana Radulescu | 52 | 61.18% | 1 | 25.00% |
J. German Rivera | 33 | 38.82% | 3 | 75.00% |
Total | 85 | 100.00% | 4 | 100.00% |
static inline u16 mc_cmd_hdr_read_token(struct mc_command *cmd)
{
struct mc_cmd_header *hdr = (struct mc_cmd_header *)&cmd->header;
u16 token = le16_to_cpu(hdr->token);
return token;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Ioana Radulescu | 37 | 92.50% | 1 | 33.33% |
Ioana Ciornei | 2 | 5.00% | 1 | 33.33% |
J. German Rivera | 1 | 2.50% | 1 | 33.33% |
Total | 40 | 100.00% | 3 | 100.00% |
static inline u32 mc_cmd_read_object_id(struct mc_command *cmd)
{
struct mc_rsp_create *rsp_params;
rsp_params = (struct mc_rsp_create *)cmd->params;
return le32_to_cpu(rsp_params->object_id);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Ioana Ciornei | 33 | 91.67% | 1 | 33.33% |
J. German Rivera | 2 | 5.56% | 1 | 33.33% |
Ioana Radulescu | 1 | 2.78% | 1 | 33.33% |
Total | 36 | 100.00% | 3 | 100.00% |
static inline void mc_cmd_read_api_version(struct mc_command *cmd,
u16 *major_ver,
u16 *minor_ver)
{
struct mc_rsp_api_ver *rsp_params;
rsp_params = (struct mc_rsp_api_ver *)cmd->params;
*major_ver = le16_to_cpu(rsp_params->major_ver);
*minor_ver = le16_to_cpu(rsp_params->minor_ver);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Ioana Ciornei | 56 | 100.00% | 1 | 100.00% |
Total | 56 | 100.00% | 1 | 100.00% |
#endif /* __FSL_MC_CMD_H */
Overall Contributors
Person | Tokens | Prop | Commits | CommitProp |
J. German Rivera | 138 | 38.12% | 3 | 50.00% |
Ioana Radulescu | 113 | 31.22% | 1 | 16.67% |
Ioana Ciornei | 110 | 30.39% | 1 | 16.67% |
Stuart Yoder | 1 | 0.28% | 1 | 16.67% |
Total | 362 | 100.00% | 6 | 100.00% |
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