X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=hardware%2Fhantek-dso%2Fapi.c;h=60c913146f58b55b2c03096df2f3fa38b32c728b;hb=3ffb6964a1585b5f6ffa0747c089a1cd557e4feb;hp=0c375140b46fe2bb03dbd07044dc9c8405f5908e;hpb=25a0f108f4512ade836fed128c3ad649dedcb788;p=libsigrok.git

diff --git a/hardware/hantek-dso/api.c b/hardware/hantek-dso/api.c
index 0c375140..60c91314 100644
--- a/hardware/hantek-dso/api.c
+++ b/hardware/hantek-dso/api.c
@@ -787,19 +787,16 @@ static int handle_event(int fd, int revents, void *cb_data)
 	return TRUE;
 }
 
-static int hw_dev_acquisition_start(int dev_index, void *cb_data)
+static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
+		void *cb_data)
 {
 	const struct libusb_pollfd **lupfd;
 	struct sr_datafeed_packet packet;
 	struct sr_datafeed_header header;
 	struct sr_datafeed_meta_analog meta;
-	struct sr_dev_inst *sdi;
 	struct context *ctx;
 	int i;
 
-	if (!(sdi = sr_dev_inst_get(hdi->instances, dev_index)))
-		return SR_ERR;
-
 	if (sdi->status != SR_ST_ACTIVE)
 		return SR_ERR;
 
@@ -838,15 +835,12 @@ static int hw_dev_acquisition_start(int dev_index, void *cb_data)
 /* TODO: doesn't really cancel pending transfers so they might come in after
  * SR_DF_END is sent.
  */
-static int hw_dev_acquisition_stop(int dev_index, void *cb_data)
+static int hw_dev_acquisition_stop(const struct sr_dev_inst *sdi,
+		void *cb_data)
 {
 	struct sr_datafeed_packet packet;
-	struct sr_dev_inst *sdi;
 	struct context *ctx;
 
-	if (!(sdi = sr_dev_inst_get(hdi->instances, dev_index)))
-		return SR_ERR;
-
 	if (sdi->status != SR_ST_ACTIVE)
 		return SR_ERR;