tmp105: QOM'ify

Introduce TYPE_ constant and cast macro.
Move the state struct to the new header to allow for future embedding.

Signed-off-by: Andreas Färber <andreas.faerber@web.de>
Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

1 files changed, 27 insertions, 0 deletions

diff --git a/hw/tmp105.h b/hw/tmp105.h
index 982d1c9..c21396f 100644
--- a/hw/tmp105.h
+++ b/hw/tmp105.h
@@ -17,6 +17,33 @@
 #include "i2c.h"
 #include "tmp105_regs.h"
 
+#define TYPE_TMP105 "tmp105"
+#define TMP105(obj) OBJECT_CHECK(TMP105State, (obj), TYPE_TMP105)
+
+/**
+ * TMP105State:
+ * @config: Bits 5 and 6 (value 32 and 64) determine the precision of the
+ * temperature. See Table 8 in the data sheet.
+ *
+ * @see_also: http://www.ti.com/lit/gpn/tmp105
+ */
+typedef struct TMP105State {
+    /*< private >*/
+    I2CSlave i2c;
+    /*< public >*/
+
+    uint8_t len;
+    uint8_t buf[2];
+    qemu_irq pin;
+
+    uint8_t pointer;
+    uint8_t config;
+    int16_t temperature;
+    int16_t limit[2];
+    int faults;
+    uint8_t alarm;
+} TMP105State;
+
 /**
  * tmp105_set:
  * @i2c: dispatcher to TMP105 hardware model