X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;ds=inline;f=src%2Fhardware%2Fmotech-lps-30x%2Fapi.c;h=b29346ca1cbcab166b6e37d6210ed08b11bec310;hb=060df80fb354246cc309ef80927d38e37e922eb2;hp=abc53ce3b87702f3648fe5a0c42ae5160574346a;hpb=43376f3324cddd257a0260b06d9db8180c35fdf3;p=libsigrok.git
diff --git a/src/hardware/motech-lps-30x/api.c b/src/hardware/motech-lps-30x/api.c
index abc53ce3..b29346ca 100644
--- a/src/hardware/motech-lps-30x/api.c
+++ b/src/hardware/motech-lps-30x/api.c
@@ -18,53 +18,38 @@
* along with this program. If not, see .
*/
-/** @file
- * Motech LPS-30x series power supply driver
- * @internal
- */
-
#include
#include
#include
#include
#include "protocol.h"
+
SR_PRIV int lps_read_reply(struct sr_serial_dev_inst *serial, char **buf, int *buflen);
SR_PRIV int lps_send_va(struct sr_serial_dev_inst *serial, const char *fmt, va_list args);
SR_PRIV int lps_cmd_ok(struct sr_serial_dev_inst *serial, const char *fmt, ...);
SR_PRIV int lps_cmd_reply(char *reply, struct sr_serial_dev_inst *serial, const char *fmt, ...);
SR_PRIV int lps_query_status(struct sr_dev_inst *sdi);
-/* Serial communication parameters */
#define SERIALCOMM "2400/8n1/dtr=1/rts=1/flow=0"
-#define VENDOR_MOTECH "Motech"
-
-/** Driver capabilities generic. */
-static const uint32_t drvopts[] = {
- /* Device class */
- SR_CONF_POWER_SUPPLY,
-};
-
-/** Driver scanning options. */
static const uint32_t scanopts[] = {
SR_CONF_CONN,
SR_CONF_SERIALCOMM,
};
-/** Hardware capabilities generic. */
-static const uint32_t devopts[] = {
- /* Device class */
+static const uint32_t drvopts[] = {
SR_CONF_POWER_SUPPLY,
- /* Acquisition modes. */
+};
+
+static const uint32_t devopts[] = {
SR_CONF_CONTINUOUS,
SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET,
SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET,
- /* Device configuration */
SR_CONF_CHANNEL_CONFIG | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
};
/** Hardware capabilities channel 1, 2. */
-static const uint32_t devopts_ch12[] = {
+static const uint32_t devopts_cg_ch12[] = {
SR_CONF_VOLTAGE | SR_CONF_GET,
SR_CONF_VOLTAGE_TARGET | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
SR_CONF_CURRENT | SR_CONF_GET,
@@ -72,8 +57,8 @@ static const uint32_t devopts_ch12[] = {
SR_CONF_ENABLED | SR_CONF_GET | SR_CONF_SET,
};
-/** Hardware capabilities channel 3. (LPS-304/305 only). */
-static const uint32_t devopts_ch3[] = {
+/** Hardware capabilities channel 3 (LPS-304/305 only). */
+static const uint32_t devopts_cg_ch3[] = {
SR_CONF_VOLTAGE | SR_CONF_GET,
SR_CONF_ENABLED | SR_CONF_GET | SR_CONF_SET,
};
@@ -130,8 +115,7 @@ static const struct lps_modelspec models[] = {
},
};
-/** Send command to device with va_list.
- */
+/** Send command to device with va_list. */
SR_PRIV int lps_send_va(struct sr_serial_dev_inst *serial, const char *fmt, va_list args)
{
int retc;
@@ -152,8 +136,7 @@ SR_PRIV int lps_send_va(struct sr_serial_dev_inst *serial, const char *fmt, va_l
return SR_OK;
}
-/** Send command to device.
- */
+/** Send command to device. */
SR_PRIV int lps_send_req(struct sr_serial_dev_inst *serial, const char *fmt, ...)
{
int retc;
@@ -173,7 +156,7 @@ SR_PRIV int lps_cmd_ok(struct sr_serial_dev_inst *serial, const char *fmt, ...)
va_list args;
char buf[LINELEN_MAX];
char *bufptr;
- int buflen;
+ int buflen;
/* Send command */
va_start(args, fmt);
@@ -194,8 +177,9 @@ SR_PRIV int lps_cmd_ok(struct sr_serial_dev_inst *serial, const char *fmt, ...)
return SR_ERR;
}
-/** Send command and read reply string.
- * @param reply Pointer to buffer of size LINELEN_MAX. Will be NUL-terminated.
+/**
+ * Send command and read reply string.
+ * @param reply Pointer to buffer of size LINELEN_MAX. Will be NUL-terminated.
*/
SR_PRIV int lps_cmd_reply(char *reply, struct sr_serial_dev_inst *serial, const char *fmt, ...)
{
@@ -203,7 +187,7 @@ SR_PRIV int lps_cmd_reply(char *reply, struct sr_serial_dev_inst *serial, const
va_list args;
char buf[LINELEN_MAX];
char *bufptr;
- int buflen;
+ int buflen;
reply[0] = '\0';
@@ -307,9 +291,11 @@ static gint64 calc_timeout_ms(gint64 start_us)
return result;
}
-/** Read message into buf until "OK" received.
- * @retval SR_OK Msg received; buf and buflen contain result, if any except OK.
- * @retval SR_ERR Error, including timeout.
+/**
+ * Read message into buf until "OK" received.
+ *
+ * @retval SR_OK Msg received; buf and buflen contain result, if any except OK.
+ * @retval SR_ERR Error, including timeout.
*/
SR_PRIV int lps_read_reply(struct sr_serial_dev_inst *serial, char **buf, int *buflen)
{
@@ -361,8 +347,7 @@ SR_PRIV int lps_read_reply(struct sr_serial_dev_inst *serial, char **buf, int *b
return SR_ERR; /* Timeout! */
}
-/** Scan for LPS-300 series device.
- */
+/** Scan for LPS-300 series device. */
static GSList *do_scan(lps_modelid modelid, struct sr_dev_driver *drv, GSList *options)
{
struct sr_dev_inst *sdi;
@@ -378,15 +363,12 @@ static GSList *do_scan(lps_modelid modelid, struct sr_dev_driver *drv, GSList *o
sdi = NULL;
devc = NULL;
- conn = serialcomm = NULL;
-
- sr_spew("scan() called!");
/* Process and check options. */
+ conn = NULL;
+ serialcomm = SERIALCOMM;
if (sr_serial_extract_options(options, &conn, &serialcomm) != SR_OK)
return NULL;
- if (!serialcomm)
- serialcomm = SERIALCOMM;
/* Init serial port. */
serial = sr_serial_dev_inst_new(conn, serialcomm);
@@ -395,7 +377,6 @@ static GSList *do_scan(lps_modelid modelid, struct sr_dev_driver *drv, GSList *o
goto exit_err;
/* Query and verify model string. */
- serial_flush(serial);
if (lps_cmd_reply(buf, serial, "MODEL") != SR_OK)
return NULL;
@@ -431,14 +412,14 @@ static GSList *do_scan(lps_modelid modelid, struct sr_dev_driver *drv, GSList *o
g_strstrip(buf);
verstr = buf + 4;
}
- else /* Bug in device FW 1.17: Querying version string fails while output is active.
+ else /* Bug in device FW 1.17: Querying version string fails while output is active.
Therefore just print an error message, but do not exit with error. */
sr_err("Failed to query for hardware version: %s.",
sr_strerror(ret));
sdi = g_malloc0(sizeof(struct sr_dev_inst));
sdi->status = SR_ST_INACTIVE;
- sdi->vendor = g_strdup(VENDOR_MOTECH);
+ sdi->vendor = g_strdup("Motech");
sdi->model = g_strdup(models[modelid].modelstr);
sdi->version = g_strdup(verstr);
sdi->inst_type = SR_INST_SERIAL;
@@ -457,13 +438,9 @@ static GSList *do_scan(lps_modelid modelid, struct sr_dev_driver *drv, GSList *o
devc->channel_status[cnt].info = g_slist_append(NULL, ch);
- cg = g_malloc(sizeof(struct sr_channel_group));
- snprintf(channel, sizeof(channel), "CG%d", cnt+1);
- cg->name = g_strdup(channel);
- cg->priv = NULL;
+ snprintf(channel, sizeof(channel), "CG%d", cnt + 1);
+ cg = sr_channel_group_new(sdi, channel, NULL);
cg->channels = g_slist_append(NULL, ch);
-
- sdi->channel_groups = g_slist_append(sdi->channel_groups, cg);
}
/* Query status */
@@ -477,13 +454,11 @@ static GSList *do_scan(lps_modelid modelid, struct sr_dev_driver *drv, GSList *o
exit_err:
sr_info("%s: Error!", __func__);
- if (serial) {
+ if (serial)
serial_close(serial);
- sr_serial_dev_inst_free(serial);
- }
+ sr_serial_dev_inst_free(serial);
g_free(devc);
- if (sdi)
- sr_dev_inst_free(sdi);
+ sr_dev_inst_free(sdi);
return NULL;
}
@@ -494,7 +469,7 @@ static GSList *scan_lps301(struct sr_dev_driver *di, GSList *options)
return do_scan(LPS_301, di, options);
}
-static void dev_clear_private(struct dev_context *devc)
+static void clear_helper(struct dev_context *devc)
{
int ch_idx;
@@ -503,13 +478,13 @@ static void dev_clear_private(struct dev_context *devc)
g_slist_free(devc->channel_status[ch_idx].info);
}
-static int dev_clear_lps301(const struct sr_dev_driver *di)
+static int dev_clear(const struct sr_dev_driver *di)
{
- return std_dev_clear(di, (std_dev_clear_callback)dev_clear_private);
+ return std_dev_clear_with_callback(di, (std_dev_clear_callback)clear_helper);
}
-static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
- const struct sr_channel_group *cg)
+static int config_get(uint32_t key, GVariant **data,
+ const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
struct dev_context *devc;
struct sr_channel *ch;
@@ -521,7 +496,6 @@ static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *s
devc = sdi->priv;
if (!cg) {
- /* No channel group: global options. */
switch (key) {
case SR_CONF_LIMIT_SAMPLES:
case SR_CONF_LIMIT_MSEC:
@@ -536,6 +510,7 @@ static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *s
/* We only ever have one channel per channel group in this driver. */
ch = cg->channels->data;
ch_idx = ch->index;
+
switch (key) {
case SR_CONF_VOLTAGE:
*data = g_variant_new_double(devc->channel_status[ch_idx].output_voltage_last);
@@ -560,20 +535,15 @@ static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *s
return SR_OK;
}
-static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
- const struct sr_channel_group *cg)
+static int config_set(uint32_t key, GVariant *data,
+ const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
struct dev_context *devc;
struct sr_channel *ch;
gdouble dval;
int ch_idx;
- const char *sval;
gboolean bval;
int idx;
- gboolean found;
-
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
devc = sdi->priv;
@@ -583,34 +553,25 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
return SR_ERR_NA;
if (!cg) {
- /* No channel group: global options. */
switch (key) {
case SR_CONF_LIMIT_MSEC:
case SR_CONF_LIMIT_SAMPLES:
return sr_sw_limits_config_set(&devc->limits, key, data);
case SR_CONF_CHANNEL_CONFIG:
- sval = g_variant_get_string(data, NULL);
- found = FALSE;
- for (idx = 0; idx < (int)ARRAY_SIZE(channel_modes); idx++) {
- if (!strcmp(sval, channel_modes[idx])) {
- found = TRUE;
- if (devc->tracking_mode == idx)
- break; /* Nothing to do! */
- devc->tracking_mode = idx;
- if (devc->model->modelid >= LPS_304) /* No use to set anything in the smaller models. */
- return lps_cmd_ok(sdi->conn, "TRACK%1d", devc->tracking_mode);
- }
- if (devc->model->modelid <= LPS_303) /* Only first setting possible for smaller models. */
- break;
- }
- if (!found)
+ if ((idx = std_str_idx(data, ARRAY_AND_SIZE(channel_modes))) < 0)
return SR_ERR_ARG;
+ if (devc->model->modelid <= LPS_303 && idx != 0)
+ break; /* Only first setting possible for smaller models. */
+ if (devc->tracking_mode == idx)
+ break; /* Nothing to do! */
+ devc->tracking_mode = idx;
+ if (devc->model->modelid >= LPS_304) /* No use to set anything in the smaller models. */
+ return lps_cmd_ok(sdi->conn, "TRACK%1d", devc->tracking_mode);
break;
default:
return SR_ERR_NA;
}
} else {
- /* Channel group specified: per-channel options. */
/* We only ever have one channel per channel group in this driver. */
ch = cg->channels->data;
ch_idx = ch->index;
@@ -645,7 +606,6 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
return SR_ERR_NA;
devc->channel_status[ch_idx].output_current_max = dval;
return lps_cmd_ok(sdi->conn, "ISET%d %05.4f", ch_idx+1, dval);
- break;
case SR_CONF_ENABLED:
bval = g_variant_get_boolean(data);
if (bval == devc->channel_status[ch_idx].output_enabled) /* Nothing to do. */
@@ -669,48 +629,29 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
return SR_OK;
}
-static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
- const struct sr_channel_group *cg)
+static int config_list(uint32_t key, GVariant **data,
+ const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
struct dev_context *devc;
struct sr_channel *ch;
- int ch_idx, i;
- GVariant *gvar;
- GVariantBuilder gvb;
+ int ch_idx;
- /* Driver options, no device instance necessary. */
- switch (key) {
- case SR_CONF_SCAN_OPTIONS:
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
- scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
- return SR_OK;
- case SR_CONF_DEVICE_OPTIONS:
- if (sdi)
- break;
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
- drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
- return SR_OK;
- default:
- if (!sdi)
- return SR_ERR_ARG;
- devc = sdi->priv;
- break;
- }
+ devc = (sdi) ? sdi->priv : NULL;
- /* Device options, independent from channel groups. */
if (!cg) {
switch (key) {
+ case SR_CONF_SCAN_OPTIONS:
case SR_CONF_DEVICE_OPTIONS:
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
- devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
- return SR_OK;
+ return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
case SR_CONF_CHANNEL_CONFIG:
+ if (!devc || !devc->model)
+ return SR_ERR_ARG;
if (devc->model->modelid <= LPS_303) {
/* The 1-channel models. */
*data = g_variant_new_strv(channel_modes, 1);
} else {
/* The other models support all modes. */
- *data = g_variant_new_strv(channel_modes, ARRAY_SIZE(channel_modes));
+ *data = g_variant_new_strv(ARRAY_AND_SIZE(channel_modes));
}
return SR_OK;
default:
@@ -718,35 +659,26 @@ static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *
}
}
- /* Device options, depending on channel groups. */
+ /* We only ever have one channel per channel group in this driver. */
ch = cg->channels->data;
ch_idx = ch->index;
+
switch (key) {
case SR_CONF_DEVICE_OPTIONS:
if ((ch_idx == 0) || (ch_idx == 1)) /* CH1, CH2 */
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
- devopts_ch12, ARRAY_SIZE(devopts_ch12), sizeof(uint32_t));
+ *data = std_gvar_array_u32(ARRAY_AND_SIZE(devopts_cg_ch12));
else /* Must be CH3 */
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
- devopts_ch3, ARRAY_SIZE(devopts_ch3), sizeof(uint32_t));
+ *data = std_gvar_array_u32(ARRAY_AND_SIZE(devopts_cg_ch3));
break;
case SR_CONF_VOLTAGE_TARGET:
- g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
- /* Min, max, step. */
- for (i = 0; i < 3; i++) {
- gvar = g_variant_new_double(devc->model->channels[ch_idx].voltage[i]);
- g_variant_builder_add_value(&gvb, gvar);
- }
- *data = g_variant_builder_end(&gvb);
+ if (!devc || !devc->model)
+ return SR_ERR_ARG;
+ *data = std_gvar_min_max_step_array(devc->model->channels[ch_idx].voltage);
break;
case SR_CONF_CURRENT_LIMIT:
- g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
- /* Min, max, step. */
- for (i = 0; i < 3; i++) {
- gvar = g_variant_new_double(devc->model->channels[ch_idx].current[i]);
- g_variant_builder_add_value(&gvb, gvar);
- }
- *data = g_variant_builder_end(&gvb);
+ if (!devc || !devc->model)
+ return SR_ERR_ARG;
+ *data = std_gvar_min_max_step_array(devc->model->channels[ch_idx].current);
break;
default:
return SR_ERR_NA;
@@ -760,9 +692,6 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
struct dev_context *devc;
struct sr_serial_dev_inst *serial;
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
devc = sdi->priv;
devc->acq_running = TRUE;
@@ -770,7 +699,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
serial = sdi->conn;
serial_source_add(sdi->session, serial, G_IO_IN, 50,
motech_lps_30x_receive_data, (void *)sdi);
- std_session_send_df_header(sdi, LOG_PREFIX);
+ std_session_send_df_header(sdi);
sr_sw_limits_acquisition_start(&devc->limits);
@@ -780,12 +709,6 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
return SR_OK;
}
-static int dev_acquisition_stop(struct sr_dev_inst *sdi)
-{
- return std_serial_dev_acquisition_stop(sdi, std_serial_dev_close,
- sdi->conn, LOG_PREFIX);
-}
-
static struct sr_dev_driver motech_lps_301_driver_info = {
.name = "motech-lps-301",
.longname = "Motech LPS-301",
@@ -794,14 +717,14 @@ static struct sr_dev_driver motech_lps_301_driver_info = {
.cleanup = std_cleanup,
.scan = scan_lps301,
.dev_list = std_dev_list,
- .dev_clear = dev_clear_lps301,
+ .dev_clear = dev_clear,
.config_get = config_get,
.config_set = config_set,
.config_list = config_list,
.dev_open = std_serial_dev_open,
.dev_close = std_serial_dev_close,
.dev_acquisition_start = dev_acquisition_start,
- .dev_acquisition_stop = dev_acquisition_stop,
+ .dev_acquisition_stop = std_serial_dev_acquisition_stop,
.context = NULL,
};
SR_REGISTER_DEV_DRIVER(motech_lps_301_driver_info);