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comparison src/cs/drivers/drv_app/r2d/r2d_blrr_api.c @ 217:6541e43f88e5

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R2D display on/off control implemented
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 24 Apr 2021 23:38:18 +0000
parents
children bb1f572ac098
comparison
equal deleted inserted replaced
216:777698cf6583 217:6541e43f88e5
1 /*
2 * This module implements the blrr_display_ctrl() function defined
3 * in r2d_blrr_api.h; this implementation consists of posting the
4 * necessary internal message to the R2D task.
5 */
6
7 #include "r2d/r2d_blrr_api.h"
8 #include "r2d/r2d_i.h"
9 #include "r2d/r2d_messages.h"
10 #include "rv/rv_general.h"
11 #include "rvf/rvf_api.h"
12 #include "rvm/rvm_use_id_list.h"
13
14 T_RV_RET blrr_display_ctrl(enum blrr_display_state arg)
15 {
16 T_R2D_EVT *msg;
17
18 if (rvf_get_buf(r2d_mb_id, sizeof(T_R2D_EVT), (T_RVF_BUFFER **)&msg)
19 == RVF_RED) {
20 rvf_send_trace(
21 "rvf_get_buf() failed in blrr_display_ctrl()", 43,
22 NULL_PARAM, RV_TRACE_LEVEL_ERROR, R2D_USE_ID);
23 return RV_MEMORY_ERR;
24 }
25 msg->os_hdr.msg_id = R2D_MESSAGE_ONOFF;
26 msg->os_hdr.src_addr_id = r2d_addr_id;
27 msg->os_hdr.dest_addr_id = r2d_addr_id;
28 msg->os_hdr.callback_func = NULL;
29 msg->status = arg;
30 if (rvf_send_msg(r2d_addr_id, msg) != RV_OK) {
31 rvf_send_trace("blrr_display_ctrl(): Send failed!", 33,
32 NULL_PARAM, RV_TRACE_LEVEL_ERROR, R2D_USE_ID);
33 rvf_free_buf(msg);
34 return RV_INTERNAL_ERR;
35 }
36 return RV_OK;
37 }