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authorTobias Jahnke <tjahnk@users.noreply.github.com>2017-08-02 09:04:07 +0200
committerTobias Jahnke <tjahnk@users.noreply.github.com>2017-08-02 09:04:07 +0200
commit6728ba8c4aec286f57cf3b0ce01b966dae544bbc (patch)
treefe3adbef443fe6d75cae41955d11933aafb63d17 /ucs2-afb/ucs_binding.c
parenta3f6197178cd216799e2fd795f294ef8ac23fb8f (diff)
cleanup of API i2cwrite
Diffstat (limited to 'ucs2-afb/ucs_binding.c')
-rw-r--r--ucs2-afb/ucs_binding.c99
1 files changed, 43 insertions, 56 deletions
diff --git a/ucs2-afb/ucs_binding.c b/ucs2-afb/ucs_binding.c
index dffacd3..fe6e033 100644
--- a/ucs2-afb/ucs_binding.c
+++ b/ucs2-afb/ucs_binding.c
@@ -23,6 +23,7 @@
#define BUFFER_FRAME_COUNT 10 /* max frames in buffer */
#define WAIT_TIMER_US 1000000 /* default waiting timer 1s */
+#define I2C_MAX_DATA_SZ 32 /* max. number of bytes to be written to i2c */
#include <systemd/sd-event.h>
#include <sys/types.h>
@@ -39,8 +40,6 @@
#include "ucs_binding.h"
#include "ucs_interface.h"
-
-
#define MAX_FILENAME_LEN (100)
#define RX_BUFFER (64)
@@ -65,8 +64,6 @@ typedef struct {
static ucsContextT *ucsContextS;
-STATIC void ucs2_write_i2c_response(void *result_ptr, void *request_ptr);
-
PUBLIC void UcsXml_CB_OnError(const char format[], uint16_t vargsCnt, ...) {
/*AFB_DEBUG (afbIface, format, args); */
va_list args;
@@ -539,21 +536,35 @@ PUBLIC void ucs2_monitor (struct afb_req request) {
afb_req_success(request,NULL,"UNICENS-to_be_done");
}
-#define MUTE_VALUE 0x03FFU
-#define MUTE_VALUE_HB 0x03U
-#define MUTE_VALUE_LB 0xFFU
-
-#define CONTROL_MASTER 0x07U
-#define CONTROL_CH_1 0x08U
-#define CONTROL_CH_2 0x09U
-
-#define UCSB_I2C_MAX_PAYLOAD 32
+STATIC void ucs2_writei2c_CB(void *result_ptr, void *request_ptr) {
+
+ if (request_ptr){
+ afb_req *req = (afb_req *)request_ptr;
+ Ucs_I2c_ResultCode_t *res = (Ucs_I2c_ResultCode_t *)result_ptr;
+
+ if (!res) {
+ afb_req_fail(*req, "processing","busy or lost initialization");
+ }
+ else if (*res != UCS_I2C_RES_SUCCESS){
+ afb_req_fail_f(*req, "error-result", "result code: %d", *res);
+ }
+ else {
+ afb_req_success(*req, NULL, "success");
+ }
+
+ afb_req_unref(*req);
+ free(request_ptr);
+ }
+ else {
+ AFB_NOTICE("write_i2c: ambiguous response data");
+ }
+}
-PUBLIC void ucs2_write_i2c (struct afb_req request) {
+PUBLIC void ucs2_writei2c(struct afb_req request) {
struct json_object *j_obj;
- static uint8_t tx_payload[UCSB_I2C_MAX_PAYLOAD];
- uint8_t tx_payload_sz = 0;
+ static uint8_t i2c_data[I2C_MAX_DATA_SZ];
+ uint8_t i2c_data_sz = 0;
uint16_t node_addr = 0;
struct afb_req *async_req_ptr = NULL;
@@ -569,7 +580,7 @@ PUBLIC void ucs2_write_i2c (struct afb_req request) {
goto OnErrorExit;
};
- node_addr = (uint16_t)json_object_get_int(json_object_object_get(j_obj, "node_address"));
+ node_addr = (uint16_t)json_object_get_int(json_object_object_get(j_obj, "node"));
AFB_NOTICE("node_address: 0x%02X", node_addr);
if (node_addr == 0) {
@@ -577,14 +588,14 @@ PUBLIC void ucs2_write_i2c (struct afb_req request) {
goto OnErrorExit;
}
- if (json_object_get_type(json_object_object_get(j_obj, "i2c_data"))==json_type_array) {
- int size = json_object_array_length(json_object_object_get(j_obj, "i2c_data"));
- if ((size > 0) && (size <= UCSB_I2C_MAX_PAYLOAD)) {
+ if (json_object_get_type(json_object_object_get(j_obj, "data"))==json_type_array) {
+ int size = json_object_array_length(json_object_object_get(j_obj, "data"));
+ if ((size > 0) && (size <= I2C_MAX_DATA_SZ)) {
int32_t i;
int32_t val;
struct json_object *j_elem;
- struct json_object *j_arr = json_object_object_get(j_obj, "i2c_data");
+ struct json_object *j_arr = json_object_object_get(j_obj, "data");
for (i = 0; i < size; i++) {
@@ -595,15 +606,15 @@ PUBLIC void ucs2_write_i2c (struct afb_req request) {
i = 0;
break;
}
- tx_payload[i] = (uint8_t)json_object_get_int(j_elem);
+ i2c_data[i] = (uint8_t)json_object_get_int(j_elem);
}
- tx_payload_sz = (uint8_t)i;
+ i2c_data_sz = (uint8_t)i;
}
}
- if (tx_payload_sz == 0) {
- AFB_NOTICE("i2c_data: invalid or not found");
+ if (i2c_data_sz == 0) {
+ AFB_NOTICE("data: invalid or not found");
afb_req_fail_f(request, "query-params","params wrong or missing");
goto OnErrorExit;
}
@@ -611,22 +622,22 @@ PUBLIC void ucs2_write_i2c (struct afb_req request) {
async_req_ptr = malloc(sizeof(afb_req));
*async_req_ptr = request;
- if (UCSI_I2CWrite( &ucsContextS->ucsiData, /*UCSI_Data_t *pPriv*/
- node_addr, /*uint16_t targetAddress*/
- false, /*bool isBurst*/
+ if (UCSI_I2CWrite( &ucsContextS->ucsiData, /* UCSI_Data_t *pPriv*/
+ node_addr, /* uint16_t targetAddress*/
+ false, /* bool isBurst*/
0u, /* block count */
0x2Au, /* i2c slave address */
0x03E8u, /* timeout 1000 milliseconds */
- tx_payload_sz, /* uint8_t dataLen */
- &tx_payload[0], /* uint8_t *pData */
- &ucs2_write_i2c_response, /* callback*/
+ i2c_data_sz, /* uint8_t dataLen */
+ &i2c_data[0], /* uint8_t *pData */
+ &ucs2_writei2c_CB, /* callback*/
(void*)async_req_ptr /* callback argument */
)) {
/* asynchronous command is running */
afb_req_addref(request);
}
else {
- AFB_NOTICE("i2c_data: scheduling command failed");
+ AFB_NOTICE("i2c write: scheduling command failed");
afb_req_fail_f(request, "query-command-queue","command queue overload");
free(async_req_ptr);
async_req_ptr = NULL;
@@ -636,27 +647,3 @@ PUBLIC void ucs2_write_i2c (struct afb_req request) {
OnErrorExit:
return;
}
-
-STATIC void ucs2_write_i2c_response(void *result_ptr, void *request_ptr) {
-
- if (request_ptr){
- afb_req *req = (afb_req *)request_ptr;
- Ucs_I2c_ResultCode_t *res = (Ucs_I2c_ResultCode_t *)result_ptr;
-
- if (!res) {
- afb_req_fail(*req, "processing","busy or lost initialization");
- }
- else if (*res != UCS_I2C_RES_SUCCESS){
- afb_req_fail_f(*req, "error-result", "result code: %d", *res);
- }
- else {
- afb_req_success(*req, NULL, "success");
- }
-
- afb_req_unref(*req);
- free(request_ptr);
- }
- else {
- AFB_NOTICE("write_i2c: ambiguous response data");
- }
-}