fx2lafw: Support config_get(SR_CONF_CONN)

This generates a bus.address conn string which can be used to
uniquely identify the given sr_dev_inst.
This commit is contained in:
Bert Vermeulen 2013-04-18 01:15:37 +02:00
parent 3bc55222c8
commit 89befd46a8
1 changed files with 25 additions and 5 deletions

View File

@ -81,6 +81,10 @@ static const struct fx2lafw_profile supported_fx2[] = {
{ 0, 0, 0, 0, 0, 0, 0 }
};
static const int32_t hwopts[] = {
SR_CONF_CONN,
};
static const int32_t hwcaps[] = {
SR_CONF_LOGIC_ANALYZER,
SR_CONF_TRIGGER_TYPE,
@ -582,14 +586,26 @@ static int hw_cleanup(void)
static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi)
{
struct dev_context *devc;
struct sr_usb_dev_inst *usb;
char str[128];
switch (id) {
case SR_CONF_SAMPLERATE:
if (sdi) {
devc = sdi->priv;
*data = g_variant_new_uint64(devc->cur_samplerate);
} else
case SR_CONF_CONN:
if (!sdi || !sdi->conn)
return SR_ERR;
usb = sdi->conn;
if (usb->address == 255)
/* Device still needs to re-enumerate after firmware
* upload, so we don't know its (future) address. */
return SR_ERR;
snprintf(str, 128, "%d.%d", usb->bus, usb->address);
*data = g_variant_new_string(str);
break;
case SR_CONF_SAMPLERATE:
if (!sdi)
return SR_ERR;
devc = sdi->priv;
*data = g_variant_new_uint64(devc->cur_samplerate);
break;
default:
return SR_ERR_NA;
@ -626,6 +642,10 @@ static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi)
(void)sdi;
switch (key) {
case SR_CONF_SCAN_OPTIONS:
*data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t));
break;
case SR_CONF_DEVICE_OPTIONS:
*data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t));