X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fhardware%2Fopenbench-logic-sniffer%2Fapi.c;h=8ff1456daad47e8896fb6aaec6a1b8b387b59d94;hb=aad0c777088b7a4571272fa168a81ff9a2df05dc;hp=d15cb12cfa425e1a5664abdb6081726ef6e34652;hpb=efad7cccec8ab00043939b36de950ba2ced15f85;p=libsigrok.git

diff --git a/src/hardware/openbench-logic-sniffer/api.c b/src/hardware/openbench-logic-sniffer/api.c
index d15cb12c..8ff1456d 100644
--- a/src/hardware/openbench-logic-sniffer/api.c
+++ b/src/hardware/openbench-logic-sniffer/api.c
@@ -265,7 +265,6 @@ static int config_set(uint32_t key, GVariant *data,
 		break;
 	case SR_CONF_PATTERN_MODE:
 		stropt = g_variant_get_string(data, NULL);
-		flag = 0xffff;
 		if (!strcmp(stropt, STR_PATTERN_NONE)) {
 			sr_info("Disabling test modes.");
 			flag = 0x0000;
@@ -278,10 +277,9 @@ static int config_set(uint32_t key, GVariant *data,
 		} else {
 			return SR_ERR;
 		}
-		if (flag != 0xffff) {
-			devc->flag_reg &= ~(FLAG_INTERNAL_TEST_MODE | FLAG_EXTERNAL_TEST_MODE);
-			devc->flag_reg |= flag;
-		}
+		devc->flag_reg &= ~FLAG_INTERNAL_TEST_MODE;
+		devc->flag_reg &= ~FLAG_EXTERNAL_TEST_MODE;
+		devc->flag_reg |= flag;
 		break;
 	case SR_CONF_SWAP:
 		if (g_variant_get_boolean(data)) {
@@ -398,7 +396,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 {
 	struct dev_context *devc;
 	struct sr_serial_dev_inst *serial;
-	uint16_t samplecount, readcount, delaycount;
+	uint32_t samplecount, readcount, delaycount;
 	uint8_t ols_changrp_mask, arg[4];
 	int num_ols_changrp;
 	int ret, i;
@@ -419,14 +417,10 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 
 	/*
 	 * Limit readcount to prevent reading past the end of the hardware
-	 * buffer.
+	 * buffer. Rather read too many samples than too few.
 	 */
 	samplecount = MIN(devc->max_samples / num_ols_changrp, devc->limit_samples);
-	readcount = samplecount / 4;
-
-	/* Rather read too many samples than too few. */
-	if (samplecount % 4 != 0)
-		readcount++;
+	readcount = (samplecount + 3) / 4;
 
 	/* Basic triggers. */
 	if (ols_convert_trigger(sdi) != SR_OK) {