X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=hardware%2Fhantek-dso%2Fapi.c;h=3da04264b5279b3c43af0f2ae1da43f0d3a721d1;hb=2388ae860c369171d8728539ce2e9aab5810896b;hp=5d09e80ad173b977bba63e489c65d9b5d2fa70ae;hpb=8f996b89481670219c7576e2c68b128a0a2ce026;p=libsigrok.git

diff --git a/hardware/hantek-dso/api.c b/hardware/hantek-dso/api.c
index 5d09e80a..3da04264 100644
--- a/hardware/hantek-dso/api.c
+++ b/hardware/hantek-dso/api.c
@@ -595,10 +595,6 @@ static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi,
 
 	(void)probe_group;
 
-	if (!sdi)
-		return SR_ERR_ARG;
-
-	devc = sdi->priv;
 	switch (key) {
 	case SR_CONF_SCAN_OPTIONS:
 		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
@@ -609,6 +605,9 @@ static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi,
 				devopts, ARRAY_SIZE(devopts), sizeof(int32_t));
 		break;
 	case SR_CONF_BUFFERSIZE:
+		if (!sdi)
+			return SR_ERR_ARG;
+		devc = sdi->priv;
 		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT64,
 				devc->profile->buffersizes, 2, sizeof(uint64_t));
 		break;
@@ -806,8 +805,7 @@ static int handle_event(int fd, int revents, void *cb_data)
 	struct timeval tv;
 	struct dev_context *devc;
 	struct drv_context *drvc = di->priv;
-	const struct libusb_pollfd **lupfd;
-	int num_probes, i;
+	int num_probes;
 	uint32_t trigger_offset;
 	uint8_t capturestate;
 
@@ -823,10 +821,7 @@ static int handle_event(int fd, int revents, void *cb_data)
 		 * TODO: Doesn't really cancel pending transfers so they might
 		 * come in after SR_DF_END is sent.
 		 */
-		lupfd = libusb_get_pollfds(drvc->sr_ctx->libusb_ctx);
-		for (i = 0; lupfd[i]; i++)
-			sr_source_remove(lupfd[i]->fd);
-		free(lupfd);
+		usb_source_remove(drvc->sr_ctx);
 
 		packet.type = SR_DF_END;
 		sr_session_send(sdi, &packet);
@@ -916,10 +911,8 @@ static int handle_event(int fd, int revents, void *cb_data)
 
 static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
 {
-	const struct libusb_pollfd **lupfd;
 	struct dev_context *devc;
 	struct drv_context *drvc = di->priv;
-	int i;
 
 	if (sdi->status != SR_ST_ACTIVE)
 		return SR_ERR_DEV_CLOSED;
@@ -939,11 +932,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
 		return SR_ERR;
 
 	devc->dev_state = CAPTURE;
-	lupfd = libusb_get_pollfds(drvc->sr_ctx->libusb_ctx);
-	for (i = 0; lupfd[i]; i++)
-		sr_source_add(lupfd[i]->fd, lupfd[i]->events, TICK,
-				handle_event, (void *)sdi);
-	free(lupfd);
+	usb_source_add(drvc->sr_ctx, TICK, handle_event, (void *)sdi);
 
 	/* Send header packet to the session bus. */
 	std_session_send_df_header(cb_data, LOG_PREFIX);