canbus: Rename canbus_send() to canhw_send()

Rename canbus_send() to canhw_send() and rename canbus_set_filter() to
canhw_set_filter().  This makes it more clear where the code should
reside.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>

src/generic/canbus.c

@@ -5,7 +5,7 @@
 // This file may be distributed under the terms of the GNU GPLv3 license.
 
 #include "autoconf.h" // CONFIG_CANBUS_FREQUENCY
-#include "canbus.h" // canbus_send
+#include "canbus.h" // canhw_send
 #include "canserial.h" // canserial_send
 #include "command.h" // DECL_CONSTANT
 
@@ -14,13 +14,13 @@ DECL_CONSTANT("CANBUS_FREQUENCY", CONFIG_CANBUS_FREQUENCY);
 int
 canserial_send(struct canbus_msg *msg)
 {
-    return canbus_send(msg);
+    return canhw_send(msg);
 }
 
 void
 canserial_set_filter(uint32_t id)
 {
-    canbus_set_filter(id);
+    canhw_set_filter(id);
 }
 
 void

src/generic/canbus.h

@@ -18,8 +18,8 @@ struct canbus_msg {
 #define CANMSG_DATA_LEN(msg) ((msg)->dlc > 8 ? 8 : (msg)->dlc)
 
 // callbacks provided by board specific code
-int canbus_send(struct canbus_msg *msg);
-void canbus_set_filter(uint32_t id);
+int canhw_send(struct canbus_msg *msg);
+void canhw_set_filter(uint32_t id);
 
 // canbus.c
 void canbus_notify_tx(void);

src/generic/usb_canbus.c

@@ -205,7 +205,7 @@ usbcan_task(void)
             msg.data32[0] = gs->data32[0];
             msg.data32[1] = gs->data32[1];
             if (host_status & HS_TX_HW) {
-                ret = canbus_send(&msg);
+                ret = canhw_send(&msg);
                 if (ret < 0)
                     return;
                 UsbCan.host_status = host_status = host_status & ~HS_TX_HW;