i2c: rename i2c_slave -> I2CSlave

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

hw/lm832x.c

diff --git a/hw/lm832x.c b/hw/lm832x.c
index 992ce49..9e53cb3 100644
--- a/hw/lm832x.c
+++ b/hw/lm832x.c
@@ -24,7 +24,7 @@
 #include "console.h"
 
 typedef struct {
-    i2c_slave i2c;
+    I2CSlave i2c;
     uint8_t i2c_dir;
     uint8_t i2c_cycle;
     uint8_t reg;
@@ -378,7 +378,7 @@
     }
 }
 
-static void lm_i2c_event(i2c_slave *i2c, enum i2c_event event)
+static void lm_i2c_event(I2CSlave *i2c, enum i2c_event event)
 {
     LM823KbdState *s = FROM_I2C_SLAVE(LM823KbdState, i2c);
 
@@ -394,14 +394,14 @@
     }
 }
 
-static int lm_i2c_rx(i2c_slave *i2c)
+static int lm_i2c_rx(I2CSlave *i2c)
 {
     LM823KbdState *s = FROM_I2C_SLAVE(LM823KbdState, i2c);
 
     return lm_kbd_read(s, s->reg, s->i2c_cycle ++);
 }
 
-static int lm_i2c_tx(i2c_slave *i2c, uint8_t data)
+static int lm_i2c_tx(I2CSlave *i2c, uint8_t data)
 {
     LM823KbdState *s = (LM823KbdState *) i2c;
 
@@ -458,7 +458,7 @@
 };
 
 
-static int lm8323_init(i2c_slave *i2c)
+static int lm8323_init(I2CSlave *i2c)
 {
     LM823KbdState *s = FROM_I2C_SLAVE(LM823KbdState, i2c);