X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fhameg-hmo%2Fapi.c;h=0070b61569800e3132bbc8ae4e816eb1dac13696;hb=e131be0ac34c36e374b78db9d01b8ef0e91eaed7;hp=7619f18485e1efc9f8a82e43dbd22f1db3cd7c75;hpb=bd633efa3215c1bb8600a5728e5b3a692940c679;p=libsigrok.git diff --git a/src/hardware/hameg-hmo/api.c b/src/hardware/hameg-hmo/api.c index 7619f184..0070b615 100644 --- a/src/hardware/hameg-hmo/api.c +++ b/src/hardware/hameg-hmo/api.c @@ -2,6 +2,7 @@ * This file is part of the libsigrok project. * * Copyright (C) 2013 poljar (Damir Jelić) + * Copyright (C) 2018 Guido Trentalancia * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -22,8 +23,6 @@ #include "scpi.h" #include "protocol.h" -#define SERIALCOMM "115200/8n1/flow=1" - static struct sr_dev_driver hameg_hmo_driver_info; static const char *manufacturers[] = { @@ -130,7 +129,6 @@ static int dev_close(struct sr_dev_inst *sdi) static int check_channel_group(struct dev_context *devc, const struct sr_channel_group *cg) { - unsigned int i; const struct scope_config *model; model = devc->model_config; @@ -138,13 +136,11 @@ static int check_channel_group(struct dev_context *devc, if (!cg) return CG_NONE; - for (i = 0; i < model->analog_channels; i++) - if (cg == devc->analog_groups[i]) - return CG_ANALOG; + if (std_cg_idx(cg, devc->analog_groups, model->analog_channels) >= 0) + return CG_ANALOG; - for (i = 0; i < model->digital_pods; i++) - if (cg == devc->digital_groups[i]) - return CG_DIGITAL; + if (std_cg_idx(cg, devc->digital_groups, model->digital_pods) >= 0) + return CG_DIGITAL; sr_err("Invalid channel group specified."); @@ -154,8 +150,7 @@ static int check_channel_group(struct dev_context *devc, static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) { - int cg_type; - unsigned int i; + int cg_type, idx; struct dev_context *devc; const struct scope_config *model; struct scope_state *state; @@ -180,34 +175,24 @@ static int config_get(uint32_t key, GVariant **data, (*model->timebases)[state->timebase][1]); break; case SR_CONF_NUM_VDIV: - if (cg_type == CG_NONE) { + if (!cg) return SR_ERR_CHANNEL_GROUP; - } else if (cg_type == CG_ANALOG) { - for (i = 0; i < model->analog_channels; i++) { - if (cg != devc->analog_groups[i]) - continue; - *data = g_variant_new_int32(model->num_ydivs); - break; - } - } else { + if (cg_type != CG_ANALOG) return SR_ERR_NA; - } + if (std_cg_idx(cg, devc->analog_groups, model->analog_channels) < 0) + return SR_ERR_ARG; + *data = g_variant_new_int32(model->num_ydivs); break; case SR_CONF_VDIV: - if (cg_type == CG_NONE) { + if (!cg) return SR_ERR_CHANNEL_GROUP; - } else if (cg_type == CG_ANALOG) { - for (i = 0; i < model->analog_channels; i++) { - if (cg != devc->analog_groups[i]) - continue; - *data = g_variant_new("(tt)", - (*model->vdivs)[state->analog_channels[i].vdiv][0], - (*model->vdivs)[state->analog_channels[i].vdiv][1]); - break; - } - } else { + if (cg_type != CG_ANALOG) return SR_ERR_NA; - } + if ((idx = std_cg_idx(cg, devc->analog_groups, model->analog_channels)) < 0) + return SR_ERR_ARG; + *data = g_variant_new("(tt)", + (*model->vdivs)[state->analog_channels[idx].vdiv][0], + (*model->vdivs)[state->analog_channels[idx].vdiv][1]); break; case SR_CONF_TRIGGER_SOURCE: *data = g_variant_new_string((*model->trigger_sources)[state->trigger_source]); @@ -219,22 +204,41 @@ static int config_get(uint32_t key, GVariant **data, *data = g_variant_new_double(state->horiz_triggerpos); break; case SR_CONF_COUPLING: - if (cg_type == CG_NONE) { + if (!cg) return SR_ERR_CHANNEL_GROUP; - } else if (cg_type == CG_ANALOG) { - for (i = 0; i < model->analog_channels; i++) { - if (cg != devc->analog_groups[i]) - continue; - *data = g_variant_new_string((*model->coupling_options)[state->analog_channels[i].coupling]); - break; - } - } else { + if (cg_type != CG_ANALOG) return SR_ERR_NA; - } + if ((idx = std_cg_idx(cg, devc->analog_groups, model->analog_channels)) < 0) + return SR_ERR_ARG; + *data = g_variant_new_string((*model->coupling_options)[state->analog_channels[idx].coupling]); break; case SR_CONF_SAMPLERATE: *data = g_variant_new_uint64(state->sample_rate); break; + case SR_CONF_LOGIC_THRESHOLD: + if (!cg) + return SR_ERR_CHANNEL_GROUP; + if (cg_type != CG_DIGITAL) + return SR_ERR_NA; + if (!model) + return SR_ERR_ARG; + if ((idx = std_cg_idx(cg, devc->digital_groups, model->digital_pods)) < 0) + return SR_ERR_ARG; + *data = g_variant_new_string((*model->logic_threshold)[state->digital_pods[idx].threshold]); + break; + case SR_CONF_LOGIC_THRESHOLD_CUSTOM: + if (!cg) + return SR_ERR_CHANNEL_GROUP; + if (cg_type != CG_DIGITAL) + return SR_ERR_NA; + if (!model) + return SR_ERR_ARG; + if ((idx = std_cg_idx(cg, devc->digital_groups, model->digital_pods)) < 0) + return SR_ERR_ARG; + if (strcmp("USER2", (*model->logic_threshold)[state->digital_pods[idx].threshold])) + return SR_ERR_NA; + *data = g_variant_new_double(state->digital_pods[idx].user_threshold); + break; default: return SR_ERR_NA; } @@ -245,8 +249,7 @@ static int config_get(uint32_t key, GVariant **data, static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) { - int ret, cg_type, idx; - unsigned int j; + int ret, cg_type, idx, j; char command[MAX_COMMAND_SIZE], float_str[30]; struct dev_context *devc; const struct scope_config *model; @@ -266,9 +269,11 @@ static int config_set(uint32_t key, GVariant *data, state = devc->model_state; update_sample_rate = FALSE; - ret = SR_ERR_NA; - switch (key) { + case SR_CONF_LIMIT_SAMPLES: + devc->samples_limit = g_variant_get_uint64(data); + ret = SR_OK; + break; case SR_CONF_LIMIT_FRAMES: devc->frame_limit = g_variant_get_uint64(data); ret = SR_OK; @@ -283,24 +288,21 @@ static int config_set(uint32_t key, GVariant *data, ret = sr_scpi_send(sdi->conn, command); break; case SR_CONF_VDIV: - if (cg_type == CG_NONE) + if (!cg) return SR_ERR_CHANNEL_GROUP; if ((idx = std_u64_tuple_idx(data, *model->vdivs, model->num_vdivs)) < 0) return SR_ERR_ARG; - for (j = 1; j <= model->analog_channels; j++) { - if (cg != devc->analog_groups[j - 1]) - continue; - state->analog_channels[j - 1].vdiv = idx; - g_ascii_formatd(float_str, sizeof(float_str), "%E", - (float) (*model->vdivs)[idx][0] / (*model->vdivs)[idx][1]); - g_snprintf(command, sizeof(command), - (*model->scpi_dialect)[SCPI_CMD_SET_VERTICAL_DIV], - j, float_str); - if (sr_scpi_send(sdi->conn, command) != SR_OK || - sr_scpi_get_opc(sdi->conn) != SR_OK) - return SR_ERR; - break; - } + if ((j = std_cg_idx(cg, devc->analog_groups, model->analog_channels)) < 0) + return SR_ERR_ARG; + state->analog_channels[j].vdiv = idx; + g_ascii_formatd(float_str, sizeof(float_str), "%E", + (float) (*model->vdivs)[idx][0] / (*model->vdivs)[idx][1]); + g_snprintf(command, sizeof(command), + (*model->scpi_dialect)[SCPI_CMD_SET_VERTICAL_DIV], + j + 1, float_str); + if (sr_scpi_send(sdi->conn, command) != SR_OK || + sr_scpi_get_opc(sdi->conn) != SR_OK) + return SR_ERR; ret = SR_OK; break; case SR_CONF_TIMEBASE: @@ -340,22 +342,67 @@ static int config_set(uint32_t key, GVariant *data, ret = sr_scpi_send(sdi->conn, command); break; case SR_CONF_COUPLING: - if (cg_type == CG_NONE) + if (!cg) return SR_ERR_CHANNEL_GROUP; if ((idx = std_str_idx(data, *model->coupling_options, model->num_coupling_options)) < 0) return SR_ERR_ARG; - for (j = 1; j <= model->analog_channels; j++) { - if (cg != devc->analog_groups[j - 1]) - continue; - state->analog_channels[j - 1].coupling = idx; - g_snprintf(command, sizeof(command), - (*model->scpi_dialect)[SCPI_CMD_SET_COUPLING], - j, (*model->coupling_options)[idx]); - if (sr_scpi_send(sdi->conn, command) != SR_OK || - sr_scpi_get_opc(sdi->conn) != SR_OK) - return SR_ERR; - break; - } + if ((j = std_cg_idx(cg, devc->analog_groups, model->analog_channels)) < 0) + return SR_ERR_ARG; + state->analog_channels[j].coupling = idx; + g_snprintf(command, sizeof(command), + (*model->scpi_dialect)[SCPI_CMD_SET_COUPLING], + j + 1, (*model->coupling_options)[idx]); + if (sr_scpi_send(sdi->conn, command) != SR_OK || + sr_scpi_get_opc(sdi->conn) != SR_OK) + return SR_ERR; + ret = SR_OK; + break; + case SR_CONF_LOGIC_THRESHOLD: + if (!cg) + return SR_ERR_CHANNEL_GROUP; + if (cg_type != CG_DIGITAL) + return SR_ERR_NA; + if (!model) + return SR_ERR_ARG; + if ((idx = std_str_idx(data, *model->logic_threshold, model->num_logic_threshold)) < 0) + return SR_ERR_ARG; + if ((j = std_cg_idx(cg, devc->digital_groups, model->digital_pods)) < 0) + return SR_ERR_ARG; + g_snprintf(command, sizeof(command), + (*model->scpi_dialect)[SCPI_CMD_SET_DIG_POD_THRESHOLD], + j + 1, (*model->logic_threshold)[idx]); + if (sr_scpi_send(sdi->conn, command) != SR_OK || + sr_scpi_get_opc(sdi->conn) != SR_OK) + return SR_ERR; + state->digital_pods[j].threshold = idx; + ret = SR_OK; + break; + case SR_CONF_LOGIC_THRESHOLD_CUSTOM: + if (!cg) + return SR_ERR_CHANNEL_GROUP; + if (cg_type != CG_DIGITAL) + return SR_ERR_NA; + if (!model) + return SR_ERR_ARG; + if ((j = std_cg_idx(cg, devc->digital_groups, model->digital_pods)) < 0) + return SR_ERR_ARG; + tmp_d = g_variant_get_double(data); + if (tmp_d < -2.0 || tmp_d > 8.0) + return SR_ERR; + g_ascii_formatd(float_str, sizeof(float_str), "%E", tmp_d); + g_snprintf(command, sizeof(command), + (*model->scpi_dialect)[SCPI_CMD_SET_DIG_POD_USER_THRESHOLD], + j + 1, 2, float_str); // USER2 for custom logic_threshold setting + if (sr_scpi_send(sdi->conn, command) != SR_OK || + sr_scpi_get_opc(sdi->conn) != SR_OK) + return SR_ERR; + g_snprintf(command, sizeof(command), + (*model->scpi_dialect)[SCPI_CMD_SET_DIG_POD_THRESHOLD], + j + 1, "USER2"); + if (sr_scpi_send(sdi->conn, command) != SR_OK || + sr_scpi_get_opc(sdi->conn) != SR_OK) + return SR_ERR; + state->digital_pods[j].user_threshold = tmp_d; ret = SR_OK; break; default: @@ -392,20 +439,24 @@ static int config_list(uint32_t key, GVariant **data, *data = std_gvar_array_u32(ARRAY_AND_SIZE(scanopts)); break; case SR_CONF_DEVICE_OPTIONS: - if (cg_type == CG_NONE) { + if (!cg) { if (model) - *data = std_gvar_array_u32((const uint32_t *)model->devopts, model->num_devopts); + *data = std_gvar_array_u32(*model->devopts, model->num_devopts); else *data = std_gvar_array_u32(ARRAY_AND_SIZE(drvopts)); } else if (cg_type == CG_ANALOG) { - *data = std_gvar_array_u32((const uint32_t *)model->devopts_cg_analog, model->num_devopts_cg_analog); + *data = std_gvar_array_u32(*model->devopts_cg_analog, model->num_devopts_cg_analog); + } else if (cg_type == CG_DIGITAL) { + *data = std_gvar_array_u32(*model->devopts_cg_digital, model->num_devopts_cg_digital); } else { *data = std_gvar_array_u32(NULL, 0); } break; case SR_CONF_COUPLING: - if (cg_type == CG_NONE) + if (!cg) return SR_ERR_CHANNEL_GROUP; + if (!model) + return SR_ERR_ARG; *data = g_variant_new_strv(*model->coupling_options, model->num_coupling_options); break; case SR_CONF_TRIGGER_SOURCE: @@ -424,10 +475,19 @@ static int config_list(uint32_t key, GVariant **data, *data = std_gvar_tuple_array(*model->timebases, model->num_timebases); break; case SR_CONF_VDIV: - if (cg_type == CG_NONE) + if (!cg) return SR_ERR_CHANNEL_GROUP; + if (!model) + return SR_ERR_ARG; *data = std_gvar_tuple_array(*model->vdivs, model->num_vdivs); break; + case SR_CONF_LOGIC_THRESHOLD: + if (!cg) + return SR_ERR_CHANNEL_GROUP; + if (!model) + return SR_ERR_ARG; + *data = g_variant_new_strv(*model->logic_threshold, model->num_logic_threshold); + break; default: return SR_ERR_NA; } @@ -533,6 +593,7 @@ static int hmo_setup_channels(const struct sr_dev_inst *sdi) struct sr_channel *ch; struct dev_context *devc; struct sr_scpi_dev_inst *scpi; + int ret; devc = sdi->priv; scpi = sdi->conn; @@ -552,8 +613,10 @@ static int hmo_setup_channels(const struct sr_dev_inst *sdi) (*model->scpi_dialect)[SCPI_CMD_SET_ANALOG_CHAN_STATE], ch->index + 1, ch->enabled); - if (sr_scpi_send(scpi, command) != SR_OK) + if (sr_scpi_send(scpi, command) != SR_OK) { + g_free(pod_enabled); return SR_ERR; + } state->analog_channels[ch->index].state = ch->enabled; setup_changed = TRUE; break; @@ -571,30 +634,37 @@ static int hmo_setup_channels(const struct sr_dev_inst *sdi) (*model->scpi_dialect)[SCPI_CMD_SET_DIG_CHAN_STATE], ch->index, ch->enabled); - if (sr_scpi_send(scpi, command) != SR_OK) + if (sr_scpi_send(scpi, command) != SR_OK) { + g_free(pod_enabled); return SR_ERR; + } state->digital_channels[ch->index] = ch->enabled; setup_changed = TRUE; break; default: + g_free(pod_enabled); return SR_ERR; } } - for (i = 1; i <= model->digital_pods; i++) { - if (state->digital_pods[i - 1] == pod_enabled[i - 1]) + ret = SR_OK; + for (i = 0; i < model->digital_pods; i++) { + if (state->digital_pods[i].state == pod_enabled[i]) continue; g_snprintf(command, sizeof(command), (*model->scpi_dialect)[SCPI_CMD_SET_DIG_POD_STATE], - i, pod_enabled[i - 1]); - if (sr_scpi_send(scpi, command) != SR_OK) - return SR_ERR; - state->digital_pods[i - 1] = pod_enabled[i - 1]; + i + 1, pod_enabled[i]); + if (sr_scpi_send(scpi, command) != SR_OK) { + ret = SR_ERR; + break; + } + state->digital_pods[i].state = pod_enabled[i]; setup_changed = TRUE; } - g_free(pod_enabled); + if (ret != SR_OK) + return ret; if (setup_changed && hmo_update_sample_rate(sdi) != SR_OK) return SR_ERR; @@ -615,6 +685,9 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi) scpi = sdi->conn; devc = sdi->priv; + devc->num_samples = 0; + devc->num_frames = 0; + /* Preset empty results. */ for (group = 0; group < ARRAY_SIZE(digital_added); group++) digital_added[group] = FALSE; @@ -695,6 +768,7 @@ static int dev_acquisition_stop(struct sr_dev_inst *sdi) devc = sdi->priv; + devc->num_samples = 0; devc->num_frames = 0; g_slist_free(devc->enabled_channels); devc->enabled_channels = NULL;