diff --git a/device.c b/device.c
index 528a2af1..53333114 100644
--- a/device.c
+++ b/device.c
@@ -22,6 +22,25 @@
 #include "libsigrok.h"
 #include "libsigrok-internal.h"
 
+SR_PRIV struct sr_probe *sr_probe_new(int index, int type,
+		gboolean enabled, const char *name)
+{
+	struct sr_probe *probe;
+
+	if (!(probe = g_try_malloc0(sizeof(struct sr_probe)))) {
+		sr_err("hwdriver: probe malloc failed");
+		return NULL;
+	}
+
+	probe->index = index;
+	probe->type = type;
+	probe->enabled = enabled;
+	if (name)
+		probe->name = g_strdup(name);
+
+	return probe;
+}
+
 /**
  * Set the name of the specified probe in the specified device.
  *
@@ -165,3 +184,84 @@ SR_API gboolean sr_dev_has_hwcap(const struct sr_dev_inst *sdi, int hwcap)
 	return FALSE;
 }
 
+SR_PRIV struct sr_dev_inst *sr_dev_inst_new(int index, int status,
+		const char *vendor, const char *model, const char *version)
+{
+	struct sr_dev_inst *sdi;
+
+	if (!(sdi = g_try_malloc(sizeof(struct sr_dev_inst)))) {
+		sr_err("hwdriver: %s: sdi malloc failed", __func__);
+		return NULL;
+	}
+
+	sdi->index = index;
+	sdi->status = status;
+	sdi->inst_type = -1;
+	sdi->vendor = vendor ? g_strdup(vendor) : NULL;
+	sdi->model = model ? g_strdup(model) : NULL;
+	sdi->version = version ? g_strdup(version) : NULL;
+	sdi->probes = NULL;
+	sdi->priv = NULL;
+
+	return sdi;
+}
+
+SR_PRIV void sr_dev_inst_free(struct sr_dev_inst *sdi)
+{
+	g_free(sdi->priv);
+	g_free(sdi->vendor);
+	g_free(sdi->model);
+	g_free(sdi->version);
+	g_free(sdi);
+}
+
+#ifdef HAVE_LIBUSB_1_0
+
+SR_PRIV struct sr_usb_dev_inst *sr_usb_dev_inst_new(uint8_t bus,
+			uint8_t address, struct libusb_device_handle *hdl)
+{
+	struct sr_usb_dev_inst *udi;
+
+	if (!(udi = g_try_malloc(sizeof(struct sr_usb_dev_inst)))) {
+		sr_err("hwdriver: %s: udi malloc failed", __func__);
+		return NULL;
+	}
+
+	udi->bus = bus;
+	udi->address = address;
+	udi->devhdl = hdl;
+
+	return udi;
+}
+
+SR_PRIV void sr_usb_dev_inst_free(struct sr_usb_dev_inst *usb)
+{
+	/* Avoid compiler warnings. */
+	(void)usb;
+
+	/* Nothing to do for this device instance type. */
+}
+
+#endif
+
+SR_PRIV struct sr_serial_dev_inst *sr_serial_dev_inst_new(const char *port,
+							  int fd)
+{
+	struct sr_serial_dev_inst *serial;
+
+	if (!(serial = g_try_malloc(sizeof(struct sr_serial_dev_inst)))) {
+		sr_err("hwdriver: %s: serial malloc failed", __func__);
+		return NULL;
+	}
+
+	serial->port = g_strdup(port);
+	serial->fd = fd;
+
+	return serial;
+}
+
+SR_PRIV void sr_serial_dev_inst_free(struct sr_serial_dev_inst *serial)
+{
+	g_free(serial->port);
+}
+
diff --git a/hwdriver.c b/hwdriver.c
index d1181a2f..118e49a2 100644
--- a/hwdriver.c
+++ b/hwdriver.c
@@ -210,106 +210,6 @@ SR_API int sr_info_get(struct sr_dev_driver *driver, int id,
 	return ret;
 }
 
-SR_PRIV struct sr_dev_inst *sr_dev_inst_new(int index, int status,
-		const char *vendor, const char *model, const char *version)
-{
-	struct sr_dev_inst *sdi;
-
-	if (!(sdi = g_try_malloc(sizeof(struct sr_dev_inst)))) {
-		sr_err("hwdriver: %s: sdi malloc failed", __func__);
-		return NULL;
-	}
-
-	sdi->index = index;
-	sdi->status = status;
-	sdi->inst_type = -1;
-	sdi->vendor = vendor ? g_strdup(vendor) : NULL;
-	sdi->model = model ? g_strdup(model) : NULL;
-	sdi->version = version ? g_strdup(version) : NULL;
-	sdi->probes = NULL;
-	sdi->priv = NULL;
-
-	return sdi;
-}
-
-SR_PRIV void sr_dev_inst_free(struct sr_dev_inst *sdi)
-{
-	g_free(sdi->priv);
-	g_free(sdi->vendor);
-	g_free(sdi->model);
-	g_free(sdi->version);
-	g_free(sdi);
-}
-
-SR_PRIV struct sr_probe *sr_probe_new(int index, int type,
-		gboolean enabled, const char *name)
-{
-	struct sr_probe *probe;
-
-	if (!(probe = g_try_malloc0(sizeof(struct sr_probe)))) {
-		sr_err("hwdriver: probe malloc failed");
-		return NULL;
-	}
-
-	probe->index = index;
-	probe->type = type;
-	probe->enabled = enabled;
-	if (name)
-		probe->name = g_strdup(name);
-
-	return probe;
-}
-
-#ifdef HAVE_LIBUSB_1_0
-
-SR_PRIV struct sr_usb_dev_inst *sr_usb_dev_inst_new(uint8_t bus,
-			uint8_t address, struct libusb_device_handle *hdl)
-{
-	struct sr_usb_dev_inst *udi;
-
-	if (!(udi = g_try_malloc(sizeof(struct sr_usb_dev_inst)))) {
-		sr_err("hwdriver: %s: udi malloc failed", __func__);
-		return NULL;
-	}
-
-	udi->bus = bus;
-	udi->address = address;
-	udi->devhdl = hdl;
-
-	return udi;
-}
-
-SR_PRIV void sr_usb_dev_inst_free(struct sr_usb_dev_inst *usb)
-{
-	/* Avoid compiler warnings. */
-	(void)usb;
-
-	/* Nothing to do for this device instance type. */
-}
-
-#endif
-
-SR_PRIV struct sr_serial_dev_inst *sr_serial_dev_inst_new(const char *port,
-							  int fd)
-{
-	struct sr_serial_dev_inst *serial;
-
-	if (!(serial = g_try_malloc(sizeof(struct sr_serial_dev_inst)))) {
-		sr_err("hwdriver: %s: serial malloc failed", __func__);
-		return NULL;
-	}
-
-	serial->port = g_strdup(port);
-	serial->fd = fd;
-
-	return serial;
-}
-
-SR_PRIV void sr_serial_dev_inst_free(struct sr_serial_dev_inst *serial)
-{
-	g_free(serial->port);
-}
-
 /**
  * Find out if a hardware driver has a specific capability.
  *
@@ -342,7 +242,7 @@ SR_API gboolean sr_driver_hwcap_exists(struct sr_dev_driver *driver, int hwcap)
 }
 
 /**
- * Get a hardware driver option.
+ * Get information about a hardware driver option.
  *
  * @param hwopt The option to get.
  *
@@ -362,7 +262,7 @@ SR_API const struct sr_hwcap_option *sr_drvopt_get(int hwopt)
 }
 
 /**
- * Get a hardware driver capability option.
+ * Get information about a device option.
  *
  * @param hwcap The capability to get.
  *
diff --git a/libsigrok-internal.h b/libsigrok-internal.h
index 1d93d9e5..b45b0786 100644
--- a/libsigrok-internal.h
+++ b/libsigrok-internal.h
@@ -56,7 +56,26 @@ struct sr_serial_dev_inst {
 	int fd;
 };
 
+/*--- log.c -----------------------------------------------------------------*/
+
+SR_PRIV int sr_log(int loglevel, const char *format, ...);
+SR_PRIV int sr_spew(const char *format, ...);
+SR_PRIV int sr_dbg(const char *format, ...);
+SR_PRIV int sr_info(const char *format, ...);
+SR_PRIV int sr_warn(const char *format, ...);
+SR_PRIV int sr_err(const char *format, ...);
+
+/*--- device.c --------------------------------------------------------------*/
+
+SR_PRIV struct sr_probe *sr_probe_new(int index, int type,
+		gboolean enabled, const char *name);
+
+/* Generic device instances */
+SR_PRIV struct sr_dev_inst *sr_dev_inst_new(int index, int status,
+		const char *vendor, const char *model, const char *version);
+SR_PRIV void sr_dev_inst_free(struct sr_dev_inst *sdi);
 #ifdef HAVE_LIBUSB_1_0
+
 /* USB-specific instances */
 SR_PRIV struct sr_usb_dev_inst *sr_usb_dev_inst_new(uint8_t bus,
 		uint8_t address, struct libusb_device_handle *hdl);
@@ -68,35 +87,19 @@ SR_PRIV struct sr_serial_dev_inst *sr_serial_dev_inst_new(
 					const char *port, int fd);
 SR_PRIV void sr_serial_dev_inst_free(struct sr_serial_dev_inst *serial);
 
-/*--- log.c -----------------------------------------------------------------*/
-
-SR_PRIV int sr_log(int loglevel, const char *format, ...);
-SR_PRIV int sr_spew(const char *format, ...);
-SR_PRIV int sr_dbg(const char *format, ...);
-SR_PRIV int sr_info(const char *format, ...);
-SR_PRIV int sr_warn(const char *format, ...);
-SR_PRIV int sr_err(const char *format, ...);
 
 /*--- hwdriver.c ------------------------------------------------------------*/
 
 SR_PRIV void sr_hw_cleanup_all(void);
+SR_PRIV int sr_source_remove(int fd);
+SR_PRIV int sr_source_add(int fd, int events, int timeout,
+			  sr_receive_data_callback_t cb, void *cb_data);
 
 /*--- session.c -------------------------------------------------------------*/
 
 SR_PRIV int sr_session_send(const struct sr_dev_inst *sdi,
 			    struct sr_datafeed_packet *packet);
 
-/* Generic device instances */
-SR_PRIV struct sr_dev_inst *sr_dev_inst_new(int index, int status,
-		const char *vendor, const char *model, const char *version);
-SR_PRIV void sr_dev_inst_free(struct sr_dev_inst *sdi);
-SR_PRIV struct sr_probe *sr_probe_new(int index, int type,
-		gboolean enabled, const char *name);
-
-SR_PRIV int sr_source_remove(int fd);
-SR_PRIV int sr_source_add(int fd, int events, int timeout,
-			  sr_receive_data_callback_t cb, void *cb_data);
-
 /*--- hardware/common/serial.c ----------------------------------------------*/
 
 SR_PRIV GSList *list_serial_ports(void);
diff --git a/proto.h b/proto.h
index d79e017b..7ac3d09e 100644
--- a/proto.h
+++ b/proto.h
@@ -67,11 +67,11 @@ SR_API int sr_filter_probes(int in_unitsize, int out_unitsize,
 SR_API struct sr_dev_driver **sr_driver_list(void);
 SR_API int sr_driver_init(struct sr_dev_driver *driver);
 SR_API GSList *sr_driver_scan(struct sr_dev_driver *driver, GSList *options);
+SR_API int sr_info_get(struct sr_dev_driver *driver, int id,
+		const void **data, const struct sr_dev_inst *sdi);
 SR_API gboolean sr_driver_hwcap_exists(struct sr_dev_driver *driver, int hwcap);
 SR_API const struct sr_hwcap_option *sr_drvopt_get(int hwopt);
 SR_API const struct sr_hwcap_option *sr_hw_hwcap_get(int hwcap);
-SR_API int sr_info_get(struct sr_dev_driver *driver, int id,
-		const void **data, const struct sr_dev_inst *sdi);
 
 /*--- session.c -------------------------------------------------------------*/