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hameg-hmo: Update the sample rate when the channel states or the timebase change. 

The sample rate on the Hameg scopes changes depending on the number of channels
turned on and on the current timebase.

Update the sample rate if any of the above change.
This commit is contained in:
poljar (Damir Jelić) 2014-01-16 15:28:56 +01:00 committed by Bert Vermeulen
parent 14a2f74d9a
commit 23e1ea7a7d
1 changed files with 14 additions and 1 deletions
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15
hardware/hameg-hmo/api.c
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@ -491,6 +491,7 @@ static int config_set(int key, GVariant *data, const struct sr_dev_inst *sdi,
const char *tmp;
uint64_t p, q, tmp_u64;
double tmp_d;
gboolean update_sample_rate;
if (!sdi || !(devc = sdi->priv))
return SR_ERR_ARG;
@ -500,6 +501,7 @@ static int config_set(int key, GVariant *data, const struct sr_dev_inst *sdi,
model = devc->model_config;
state = devc->model_state;
update_sample_rate = FALSE;
ret = SR_ERR_NA;
@ -568,6 +570,7 @@ static int config_set(int key, GVariant *data, const struct sr_dev_inst *sdi,
float_str);
ret = sr_scpi_send(sdi->conn, command);
update_sample_rate = TRUE;
break;
}
break;
@ -636,6 +639,9 @@ static int config_set(int key, GVariant *data, const struct sr_dev_inst *sdi,
if (ret == SR_OK)
ret = sr_scpi_get_opc(sdi->conn);
if (ret == SR_OK && update_sample_rate)
ret = hmo_update_sample_rate(sdi);
return ret;
}
@ -764,7 +770,7 @@ static int hmo_setup_probes(const struct sr_dev_inst *sdi)
{
GSList *l;
unsigned int i;
gboolean *pod_enabled;
gboolean *pod_enabled, setup_changed;
char command[MAX_COMMAND_SIZE];
struct scope_state *state;
struct scope_config *model;
@ -776,6 +782,7 @@ static int hmo_setup_probes(const struct sr_dev_inst *sdi)
scpi = sdi->conn;
state = devc->model_state;
model = devc->model_config;
setup_changed = FALSE;
pod_enabled = g_try_malloc0(sizeof(gboolean) * model->digital_pods);
@ -792,6 +799,7 @@ static int hmo_setup_probes(const struct sr_dev_inst *sdi)
if (sr_scpi_send(scpi, command) != SR_OK)
return SR_ERR;
state->analog_channels[probe->index].state = probe->enabled;
setup_changed = TRUE;
break;
case SR_PROBE_LOGIC:
/*
@ -811,6 +819,7 @@ static int hmo_setup_probes(const struct sr_dev_inst *sdi)
return SR_ERR;
state->digital_channels[probe->index] = probe->enabled;
setup_changed = TRUE;
break;
default:
return SR_ERR;
@ -826,10 +835,14 @@ static int hmo_setup_probes(const struct sr_dev_inst *sdi)
if (sr_scpi_send(scpi, command) != SR_OK)
return SR_ERR;
state->digital_pods[i - 1] = pod_enabled[i - 1];
setup_changed = TRUE;
}
g_free(pod_enabled);
if (setup_changed && hmo_update_sample_rate(sdi) != SR_OK)
return SR_ERR;
return SR_OK;
}