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asix-sigma: rephrase limits management, use sub structure 

Move the acquisition limits related variables into a sub struct within
the device context. Over time they became numerous, and might grow more
in the future.
This commit is contained in:
Gerhard Sittig 2020-05-17 18:49:27 +02:00
parent fb65ca09b7
commit 156b6879e9
3 changed files with 23 additions and 16 deletions
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6
src/hardware/asix-sigma/api.c
View File

@ -248,7 +248,7 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
devc->id.serno = serno_num;
devc->id.prefix = serno_pre;
devc->id.type = dev_type;
sr_sw_limits_init(&devc->cfg_limits);
sr_sw_limits_init(&devc->limit.config);
devc->capture_ratio = 50;
devc->use_triggers = FALSE;
@ -316,7 +316,7 @@ static int config_get(uint32_t key, GVariant **data,
break;
case SR_CONF_LIMIT_MSEC:
case SR_CONF_LIMIT_SAMPLES:
return sr_sw_limits_config_get(&devc->cfg_limits, key, data);
return sr_sw_limits_config_get(&devc->limit.config, key, data);
#if ASIX_SIGMA_WITH_TRIGGER
case SR_CONF_CAPTURE_RATIO:
*data = g_variant_new_uint64(devc->capture_ratio);
@ -375,7 +375,7 @@ static int config_set(uint32_t key, GVariant *data,
break;
case SR_CONF_LIMIT_MSEC:
case SR_CONF_LIMIT_SAMPLES:
return sr_sw_limits_config_set(&devc->cfg_limits, key, data);
return sr_sw_limits_config_set(&devc->limit.config, key, data);
#if ASIX_SIGMA_WITH_TRIGGER
case SR_CONF_CAPTURE_RATIO:
devc->capture_ratio = g_variant_get_uint64(data);

20
src/hardware/asix-sigma/protocol.c
View File

@ -933,10 +933,10 @@ SR_PRIV int sigma_set_acquire_timeout(struct dev_context *devc)
uint64_t worst_cluster_time_ms;
uint64_t count_msecs, acquire_msecs;
sr_sw_limits_init(&devc->acq_limits);
sr_sw_limits_init(&devc->limit.acquire);
/* Get sample count limit, convert to msecs. */
ret = sr_sw_limits_config_get(&devc->cfg_limits,
ret = sr_sw_limits_config_get(&devc->limit.config,
SR_CONF_LIMIT_SAMPLES, &data);
if (ret != SR_OK)
return ret;
@ -947,7 +947,7 @@ SR_PRIV int sigma_set_acquire_timeout(struct dev_context *devc)
count_msecs = 1000 * user_count / devc->clock.samplerate + 1;
/* Get time limit, which is in msecs. */
ret = sr_sw_limits_config_get(&devc->cfg_limits,
ret = sr_sw_limits_config_get(&devc->limit.config,
SR_CONF_LIMIT_MSEC, &data);
if (ret != SR_OK)
return ret;
@ -967,13 +967,13 @@ SR_PRIV int sigma_set_acquire_timeout(struct dev_context *devc)
worst_cluster_time_ms = 1000 * 65536 / devc->clock.samplerate;
acquire_msecs += 2 * worst_cluster_time_ms;
data = g_variant_new_uint64(acquire_msecs);
ret = sr_sw_limits_config_set(&devc->acq_limits,
ret = sr_sw_limits_config_set(&devc->limit.acquire,
SR_CONF_LIMIT_MSEC, data);
g_variant_unref(data);
if (ret != SR_OK)
return ret;
sr_sw_limits_acquisition_start(&devc->acq_limits);
sr_sw_limits_acquisition_start(&devc->limit.acquire);
return SR_OK;
}
@ -1157,7 +1157,7 @@ static int alloc_submit_buffer(struct sr_dev_inst *sdi)
if (!buffer->sample_data)
return SR_ERR_MALLOC;
buffer->write_pointer = buffer->sample_data;
sr_sw_limits_init(&devc->feed_limits);
sr_sw_limits_init(&devc->limit.submit);
buffer->sdi = sdi;
memset(&buffer->logic, 0, sizeof(buffer->logic));
@ -1177,9 +1177,9 @@ static int setup_submit_limit(struct dev_context *devc)
GVariant *data;
uint64_t total;
limits = &devc->feed_limits;
limits = &devc->limit.submit;
ret = sr_sw_limits_config_get(&devc->cfg_limits,
ret = sr_sw_limits_config_get(&devc->limit.config,
SR_CONF_LIMIT_SAMPLES, &data);
if (ret != SR_OK)
return ret;
@ -1249,7 +1249,7 @@ static int addto_submit_buffer(struct dev_context *devc,
int ret;
buffer = devc->buffer;
limits = &devc->feed_limits;
limits = &devc->limit.submit;
if (sr_sw_limits_check(limits))
count = 0;
@ -1759,7 +1759,7 @@ static int sigma_capture_mode(struct sr_dev_inst *sdi)
struct dev_context *devc;
devc = sdi->priv;
if (sr_sw_limits_check(&devc->acq_limits))
if (sr_sw_limits_check(&devc->limit.acquire))
return download_capture(sdi);
return TRUE;

13
src/hardware/asix-sigma/protocol.h
View File

@ -359,9 +359,16 @@ struct dev_context {
size_t clock_pin;
enum ext_clock_edge_t clock_edge;
} clock;
struct sr_sw_limits cfg_limits; /* Configured limits (user specified). */
struct sr_sw_limits acq_limits; /* Acquisition limits (internal use). */
struct sr_sw_limits feed_limits; /* Datafeed limits (internal use). */
struct {
/*
* User specified configuration values, in contrast to
* internal arrangement of acquisition, and submission
* to the session feed.
*/
struct sr_sw_limits config;
struct sr_sw_limits acquire;
struct sr_sw_limits submit;
} limit;
enum sigma_firmware_idx firmware_idx;
size_t num_channels;
size_t samples_per_event;