From: Uwe Hermann <redacted>
Date: Fri, 4 Aug 2017 21:09:04 +0000 (+0200)
Subject: drivers: Consistently use the same method to check for !cg.
X-Git-Url: https://sigrok.org/gitweb/?p=libsigrok.git;a=commitdiff_plain;h=612336970dcf03c07a826e90cc562bb506edd029

drivers: Consistently use the same method to check for !cg.
---

diff --git a/src/hardware/hameg-hmo/api.c b/src/hardware/hameg-hmo/api.c
index 6d441194..0abc722c 100644
--- a/src/hardware/hameg-hmo/api.c
+++ b/src/hardware/hameg-hmo/api.c
@@ -176,7 +176,7 @@ static int config_get(uint32_t key, GVariant **data,
 				      (*model->timebases)[state->timebase][1]);
 		break;
 	case SR_CONF_NUM_VDIV:
-		if (cg_type == CG_NONE) {
+		if (!cg) {
 			return SR_ERR_CHANNEL_GROUP;
 		} else if (cg_type == CG_ANALOG) {
 			if (std_cg_idx(cg, devc->analog_groups, model->analog_channels) < 0)
@@ -187,7 +187,7 @@ static int config_get(uint32_t key, GVariant **data,
 		}
 		break;
 	case SR_CONF_VDIV:
-		if (cg_type == CG_NONE) {
+		if (!cg) {
 			return SR_ERR_CHANNEL_GROUP;
 		} else if (cg_type == CG_ANALOG) {
 			if ((idx = std_cg_idx(cg, devc->analog_groups, model->analog_channels)) < 0)
@@ -209,7 +209,7 @@ static int config_get(uint32_t key, GVariant **data,
 		*data = g_variant_new_double(state->horiz_triggerpos);
 		break;
 	case SR_CONF_COUPLING:
-		if (cg_type == CG_NONE) {
+		if (!cg) {
 			return SR_ERR_CHANNEL_GROUP;
 		} else if (cg_type == CG_ANALOG) {
 			if ((idx = std_cg_idx(cg, devc->analog_groups, model->analog_channels)) < 0)
@@ -269,7 +269,7 @@ static int config_set(uint32_t key, GVariant *data,
 		ret = sr_scpi_send(sdi->conn, command);
 		break;
 	case SR_CONF_VDIV:
-		if (cg_type == CG_NONE)
+		if (!cg)
 			return SR_ERR_CHANNEL_GROUP;
 		if ((idx = std_u64_tuple_idx(data, *model->vdivs, model->num_vdivs)) < 0)
 			return SR_ERR_ARG;
@@ -323,7 +323,7 @@ static int config_set(uint32_t key, GVariant *data,
 		ret = sr_scpi_send(sdi->conn, command);
 		break;
 	case SR_CONF_COUPLING:
-		if (cg_type == CG_NONE)
+		if (!cg)
 			return SR_ERR_CHANNEL_GROUP;
 		if ((idx = std_str_idx(data, *model->coupling_options, model->num_coupling_options)) < 0)
 			return SR_ERR_ARG;
@@ -372,7 +372,7 @@ static int config_list(uint32_t key, GVariant **data,
 		*data = std_gvar_array_u32(ARRAY_AND_SIZE(scanopts));
 		break;
 	case SR_CONF_DEVICE_OPTIONS:
-		if (cg_type == CG_NONE) {
+		if (!cg) {
 			if (model)
 				*data = std_gvar_array_u32((const uint32_t *)model->devopts, model->num_devopts);
 			else
@@ -384,7 +384,7 @@ static int config_list(uint32_t key, GVariant **data,
 		}
 		break;
 	case SR_CONF_COUPLING:
-		if (cg_type == CG_NONE)
+		if (!cg)
 			return SR_ERR_CHANNEL_GROUP;
 		*data = g_variant_new_strv(*model->coupling_options, model->num_coupling_options);
 		break;
@@ -404,7 +404,7 @@ static int config_list(uint32_t key, GVariant **data,
 		*data = std_gvar_tuple_array(*model->timebases, model->num_timebases);
 		break;
 	case SR_CONF_VDIV:
-		if (cg_type == CG_NONE)
+		if (!cg)
 			return SR_ERR_CHANNEL_GROUP;
 		*data = std_gvar_tuple_array(*model->vdivs, model->num_vdivs);
 		break;
diff --git a/src/hardware/hung-chang-dso-2100/api.c b/src/hardware/hung-chang-dso-2100/api.c
index 4386053d..a16eb899 100644
--- a/src/hardware/hung-chang-dso-2100/api.c
+++ b/src/hardware/hung-chang-dso-2100/api.c
@@ -319,7 +319,7 @@ static int config_get(uint32_t key, GVariant **data,
 		*data = g_variant_new_uint64(buffersizes[devc->last_step]);
 		break;
 	case SR_CONF_VDIV:
-		if (ch == -1) {
+		if (!cg) {
 			return SR_ERR_CHANNEL_GROUP;
 		} else {
 			if ((idx = std_u8_idx_s(devc->cctl[ch] & 0x33, ARRAY_AND_SIZE(vdivs_map))) < 0)
@@ -328,7 +328,7 @@ static int config_get(uint32_t key, GVariant **data,
 		}
 		break;
 	case SR_CONF_COUPLING:
-		if (ch == -1) {
+		if (!cg) {
 			return SR_ERR_CHANNEL_GROUP;
 		} else {
 			if ((idx = std_u8_idx_s(devc->cctl[ch] & 0x0C, ARRAY_AND_SIZE(coupling_map))) < 0)
@@ -337,7 +337,7 @@ static int config_get(uint32_t key, GVariant **data,
 		}
 		break;
 	case SR_CONF_PROBE_FACTOR:
-		if (ch == -1)
+		if (!cg)
 			return SR_ERR_CHANNEL_GROUP;
 		else
 			*data = g_variant_new_uint64(devc->probe[ch]);
@@ -384,7 +384,7 @@ static int config_set(uint32_t key, GVariant *data,
 		devc->last_step = idx;
 		break;
 	case SR_CONF_VDIV:
-		if (ch == -1) {
+		if (!cg) {
 			return SR_ERR_CHANNEL_GROUP;
 		} else if (!g_variant_is_of_type(data, G_VARIANT_TYPE("(tt)"))) {
 			return SR_ERR_ARG;
@@ -395,7 +395,7 @@ static int config_set(uint32_t key, GVariant *data,
 		}
 		break;
 	case SR_CONF_COUPLING:
-		if (ch == -1) {
+		if (!cg) {
 			return SR_ERR_CHANNEL_GROUP;
 		} else {
 			if ((idx = std_str_idx(data, ARRAY_AND_SIZE(coupling))) < 0)
@@ -404,7 +404,7 @@ static int config_set(uint32_t key, GVariant *data,
 		}
 		break;
 	case SR_CONF_PROBE_FACTOR:
-		if (ch == -1) {
+		if (!cg) {
 			return SR_ERR_CHANNEL_GROUP;
 		} else {
 			u = g_variant_get_uint64(data);
diff --git a/src/hardware/yokogawa-dlm/api.c b/src/hardware/yokogawa-dlm/api.c
index 0fca7f04..16983653 100644
--- a/src/hardware/yokogawa-dlm/api.c
+++ b/src/hardware/yokogawa-dlm/api.c
@@ -211,7 +211,7 @@ static int config_get(uint32_t key, GVariant **data,
 		ret = SR_OK;
 		break;
 	case SR_CONF_NUM_VDIV:
-		if (cg_type == CG_NONE) {
+		if (!cg) {
 			return SR_ERR_CHANNEL_GROUP;
 		} else if (cg_type == CG_ANALOG) {
 				*data = g_variant_new_int32(model->num_ydivs);
@@ -223,7 +223,7 @@ static int config_get(uint32_t key, GVariant **data,
 		break;
 	case SR_CONF_VDIV:
 		ret = SR_ERR_NA;
-		if (cg_type == CG_NONE) {
+		if (!cg) {
 			return SR_ERR_CHANNEL_GROUP;
 		} else if (cg_type != CG_ANALOG)
 			break;
@@ -248,7 +248,7 @@ static int config_get(uint32_t key, GVariant **data,
 		break;
 	case SR_CONF_COUPLING:
 		ret = SR_ERR_NA;
-		if (cg_type == CG_NONE) {
+		if (!cg) {
 			return SR_ERR_CHANNEL_GROUP;
 		} else if (cg_type != CG_ANALOG)
 			break;
@@ -304,7 +304,7 @@ static int config_set(uint32_t key, GVariant *data,
 		ret = dlm_trigger_source_set(sdi->conn, (*model->trigger_sources)[idx]);
 		break;
 	case SR_CONF_VDIV:
-		if (cg_type == CG_NONE)
+		if (!cg)
 			return SR_ERR_CHANNEL_GROUP;
 		if ((idx = std_u64_tuple_idx(data, ARRAY_AND_SIZE(dlm_vdivs))) < 0)
 			return SR_ERR_ARG;
@@ -351,7 +351,7 @@ static int config_set(uint32_t key, GVariant *data,
 		ret = dlm_trigger_slope_set(sdi->conn, state->trigger_slope);
 		break;
 	case SR_CONF_COUPLING:
-		if (cg_type == CG_NONE)
+		if (!cg)
 			return SR_ERR_CHANNEL_GROUP;
 		if ((idx = std_str_idx(data, *model->coupling_options, model->num_coupling_options)) < 0)
 			return SR_ERR_ARG;
@@ -434,12 +434,12 @@ static int config_list(uint32_t key, GVariant **data,
 			*data = std_gvar_array_u32(NULL, 0);
 		break;
 	case SR_CONF_COUPLING:
-		if (cg_type == CG_NONE)
+		if (!cg)
 			return SR_ERR_CHANNEL_GROUP;
 		*data = g_variant_new_strv(*model->coupling_options, model->num_coupling_options);
 		break;
 	case SR_CONF_VDIV:
-		if (cg_type == CG_NONE)
+		if (!cg)
 			return SR_ERR_CHANNEL_GROUP;
 		*data = std_gvar_tuple_array(ARRAY_AND_SIZE(dlm_vdivs));
 		break;