lascar-el-usb: Support SR_CONF_CONN

[libsigrok.git] / hardware / lascar-el-usb / protocol.c

diff --git a/hardware/lascar-el-usb/protocol.c b/hardware/lascar-el-usb/protocol.c
index 5f1d5a2eafeda4a99b045b7d719c9a1e55996c51..1b75bef7aa906142fdc684e2a4f361c4e38b02cd 100644 (file)
--- a/hardware/lascar-el-usb/protocol.c
+++ b/hardware/lascar-el-usb/protocol.c
@@ -595,10 +595,13 @@ static int set_flags(unsigned char *configblock, int flags)
 SR_PRIV int lascar_is_logging(const struct sr_dev_inst *sdi)
 {
        struct dev_context *devc;
+       struct sr_usb_dev_inst *usb;
        int dummy, flags, ret;
 
        devc = sdi->priv;
-       if (lascar_get_config(devc->usb->devhdl, devc->config, &dummy) != SR_OK)
+       usb = sdi->conn;
+
+       if (lascar_get_config(usb->devhdl, devc->config, &dummy) != SR_OK)
                return -1;
 
        flags = get_flags(devc->config);
@@ -613,10 +616,13 @@ SR_PRIV int lascar_is_logging(const struct sr_dev_inst *sdi)
 SR_PRIV int lascar_start_logging(const struct sr_dev_inst *sdi)
 {
        struct dev_context *devc;
+       struct sr_usb_dev_inst *usb;
        int len, flags, ret;
 
        devc = sdi->priv;
-       if (lascar_get_config(devc->usb->devhdl, devc->config, &len) != SR_OK)
+       usb = sdi->conn;
+
+       if (lascar_get_config(usb->devhdl, devc->config, &len) != SR_OK)
                return SR_ERR;
 
        /* Turn on logging. */
@@ -627,7 +633,7 @@ SR_PRIV int lascar_start_logging(const struct sr_dev_inst *sdi)
        /* Start logging in 0 seconds. */
        memset(devc->config + 24, 0, 4);
 
-       ret = lascar_save_config(devc->usb->devhdl, devc->config, len);
+       ret = lascar_save_config(usb->devhdl, devc->config, len);
        sr_info("Started internal logging.");
 
        return ret;
@@ -636,17 +642,20 @@ SR_PRIV int lascar_start_logging(const struct sr_dev_inst *sdi)
 SR_PRIV int lascar_stop_logging(const struct sr_dev_inst *sdi)
 {
        struct dev_context *devc;
+       struct sr_usb_dev_inst *usb;
        int len, flags, ret;
 
        devc = sdi->priv;
-       if (lascar_get_config(devc->usb->devhdl, devc->config, &len) != SR_OK)
+       usb = sdi->conn;
+
+       if (lascar_get_config(usb->devhdl, devc->config, &len) != SR_OK)
                return SR_ERR;
 
        flags = get_flags(devc->config);
        flags &= ~0x0100;
        set_flags(devc->config, flags);
 
-       ret = lascar_save_config(devc->usb->devhdl, devc->config, len);
+       ret = lascar_save_config(usb->devhdl, devc->config, len);
        sr_info("Stopped internal logging.");
 
        return ret;