X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=vlib%2Fvlib%2Fi2c.c;h=97f5bb21cc7d3c9c0cdffe64d1ca5c9d62f6d13e;hb=ad41b351bdbc706bd984a7b7162b4794deb2f589;hp=83a702edbd677194985bb84a54fea05aaa735b5c;hpb=b4d8927ac3426749c30c4d67e06b9e288bf5715a;p=vpp.git

diff --git a/vlib/vlib/i2c.c b/vlib/vlib/i2c.c
index 83a702edbd6..97f5bb21cc7 100644
--- a/vlib/vlib/i2c.c
+++ b/vlib/vlib/i2c.c
@@ -19,7 +19,7 @@
 static inline void
 i2c_delay (i2c_bus_t * b, f64 timeout)
 {
-  vlib_main_t * vm = vlib_get_main();
+  vlib_main_t *vm = vlib_get_main ();
   vlib_time_wait (vm, timeout);
 }
 
@@ -31,7 +31,7 @@ i2c_wait_for_scl (i2c_bus_t * b)
   while (t < b->hold_time)
     {
       int sda, scl;
-      i2c_delay(b, b->rise_fall_time);
+      i2c_delay (b, b->rise_fall_time);
       b->get_bits (b, &scl, &sda);
 
       if (scl)
@@ -87,7 +87,7 @@ i2c_write_bit (i2c_bus_t * b, int sda)
 }
 
 static void
-i2c_read_bit (i2c_bus_t * b, int * sda)
+i2c_read_bit (i2c_bus_t * b, int *sda)
 {
   int scl;
 
@@ -116,7 +116,7 @@ i2c_write_byte (i2c_bus_t * b, u8 data)
   b->put_bits (b, 0, 1);
   i2c_delay (b, b->rise_fall_time);
 
-  i2c_read_bit(b, &sda);
+  i2c_read_bit (b, &sda);
 
   if (sda)
     b->timeout = 1;
@@ -171,35 +171,37 @@ vlib_i2c_xfer (i2c_bus_t * bus, i2c_msg_t * msgs)
   int i;
 
   vec_foreach (msg, msgs)
-    {
-      i2c_start (bus);
-      i2c_write_byte (bus, (msg->addr << 1) + (msg->flags == I2C_MSG_FLAG_READ));
-
-      if (msg->flags & I2C_MSG_FLAG_READ)
-	for (i=0; i< msg->len; i++)
-	  {
-	    i2c_read_byte (bus, &msg->buffer[i], /* ack */ i + 1 != msg->len);
-	    if (bus->timeout)
-	      goto done;
-	  }
-
-      else
-	for (i=0; i< msg->len; i++)
-	  {
-	    i2c_write_byte (bus, msg->buffer[i]);
-	    if (bus->timeout)
-	      goto done;
-	  }
-    }
+  {
+    i2c_start (bus);
+    i2c_write_byte (bus,
+		    (msg->addr << 1) + (msg->flags == I2C_MSG_FLAG_READ));
+
+    if (msg->flags & I2C_MSG_FLAG_READ)
+      for (i = 0; i < msg->len; i++)
+	{
+	  i2c_read_byte (bus, &msg->buffer[i], /* ack */ i + 1 != msg->len);
+	  if (bus->timeout)
+	    goto done;
+	}
+
+    else
+      for (i = 0; i < msg->len; i++)
+	{
+	  i2c_write_byte (bus, msg->buffer[i]);
+	  if (bus->timeout)
+	    goto done;
+	}
+  }
 
 done:
-  i2c_stop(bus);
+  i2c_stop (bus);
 }
 
 void
-vlib_i2c_read_eeprom (i2c_bus_t * bus, u8 i2c_addr, u16 start_addr, u16 length, u8 * data)
+vlib_i2c_read_eeprom (i2c_bus_t * bus, u8 i2c_addr, u16 start_addr,
+		      u16 length, u8 * data)
 {
-  i2c_msg_t * msg = 0;
+  i2c_msg_t *msg = 0;
   u8 start_address[1];
 
   vec_validate (msg, 1);
@@ -207,7 +209,7 @@ vlib_i2c_read_eeprom (i2c_bus_t * bus, u8 i2c_addr, u16 start_addr, u16 length,
   start_address[0] = start_addr;
   msg[0].addr = i2c_addr;
   msg[0].flags = I2C_MSG_FLAG_WRITE;
-  msg[0].buffer = (u8 *) &start_address;
+  msg[0].buffer = (u8 *) & start_address;
   msg[0].len = 1;
 
   msg[1].addr = i2c_addr;
@@ -215,8 +217,15 @@ vlib_i2c_read_eeprom (i2c_bus_t * bus, u8 i2c_addr, u16 start_addr, u16 length,
   msg[1].buffer = data;
   msg[1].len = length;
 
-  vlib_i2c_xfer(bus, msg);
+  vlib_i2c_xfer (bus, msg);
 
   vec_free (msg);
 }
 
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */