diff options
Diffstat (limited to 'drivers/bus/fslmc/mc/dpcon.c')
| -rw-r--r-- | drivers/bus/fslmc/mc/dpcon.c | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/drivers/bus/fslmc/mc/dpcon.c b/drivers/bus/fslmc/mc/dpcon.c new file mode 100644 index 00000000..b078dff8 --- /dev/null +++ b/drivers/bus/fslmc/mc/dpcon.c @@ -0,0 +1,230 @@ +/* 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. + */ +#include <fsl_mc_sys.h> +#include <fsl_mc_cmd.h> +#include <fsl_dpcon.h> +#include <fsl_dpcon_cmd.h> + +int dpcon_open(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + int dpcon_id, + uint16_t *token) +{ + struct mc_command cmd = { 0 }; + int err; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPCON_CMDID_OPEN, + cmd_flags, + 0); + DPCON_CMD_OPEN(cmd, dpcon_id); + + /* send command to mc*/ + err = mc_send_command(mc_io, &cmd); + if (err) + return err; + + /* retrieve response parameters */ + *token = MC_CMD_HDR_READ_TOKEN(cmd.header); + + return 0; +} + +int dpcon_close(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token) +{ + struct mc_command cmd = { 0 }; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPCON_CMDID_CLOSE, + cmd_flags, + token); + + /* send command to mc*/ + return mc_send_command(mc_io, &cmd); +} + +int dpcon_create(struct fsl_mc_io *mc_io, + uint16_t dprc_token, + uint32_t cmd_flags, + const struct dpcon_cfg *cfg, + uint32_t *obj_id) +{ + struct mc_command cmd = { 0 }; + int err; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPCON_CMDID_CREATE, + cmd_flags, + dprc_token); + DPCON_CMD_CREATE(cmd, cfg); + + /* send command to mc*/ + err = mc_send_command(mc_io, &cmd); + if (err) + return err; + + /* retrieve response parameters */ + CMD_CREATE_RSP_GET_OBJ_ID_PARAM0(cmd, *obj_id); + + return 0; +} + +int dpcon_destroy(struct fsl_mc_io *mc_io, + uint16_t dprc_token, + uint32_t cmd_flags, + uint32_t object_id) +{ + struct mc_command cmd = { 0 }; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPCON_CMDID_DESTROY, + cmd_flags, + dprc_token); + /* set object id to destroy */ + CMD_DESTROY_SET_OBJ_ID_PARAM0(cmd, object_id); + /* send command to mc*/ + return mc_send_command(mc_io, &cmd); +} + +int dpcon_enable(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token) +{ + struct mc_command cmd = { 0 }; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPCON_CMDID_ENABLE, + cmd_flags, + token); + + /* send command to mc*/ + return mc_send_command(mc_io, &cmd); +} + +int dpcon_disable(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token) +{ + struct mc_command cmd = { 0 }; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPCON_CMDID_DISABLE, + cmd_flags, + token); + + /* send command to mc*/ + return mc_send_command(mc_io, &cmd); +} + +int dpcon_is_enabled(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + int *en) +{ + struct mc_command cmd = { 0 }; + int err; + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPCON_CMDID_IS_ENABLED, + cmd_flags, + token); + + /* send command to mc*/ + err = mc_send_command(mc_io, &cmd); + if (err) + return err; + + /* retrieve response parameters */ + DPCON_RSP_IS_ENABLED(cmd, *en); + + return 0; +} + +int dpcon_reset(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token) +{ + struct mc_command cmd = { 0 }; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPCON_CMDID_RESET, + cmd_flags, token); + + /* send command to mc*/ + return mc_send_command(mc_io, &cmd); +} + +int dpcon_get_attributes(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + struct dpcon_attr *attr) +{ + struct mc_command cmd = { 0 }; + int err; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPCON_CMDID_GET_ATTR, + cmd_flags, + token); + + /* send command to mc*/ + err = mc_send_command(mc_io, &cmd); + if (err) + return err; + + /* retrieve response parameters */ + DPCON_RSP_GET_ATTR(cmd, attr); + + return 0; +} + +int dpcon_get_api_version(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t *major_ver, + uint16_t *minor_ver) +{ + struct mc_command cmd = { 0 }; + int err; + + cmd.header = mc_encode_cmd_header(DPCON_CMDID_GET_API_VERSION, + cmd_flags, + 0); + + err = mc_send_command(mc_io, &cmd); + if (err) + return err; + + DPCON_RSP_GET_API_VERSION(cmd, *major_ver, *minor_ver); + + return 0; +} |