Silent warning.

git-svn-id: https://src.develer.com/svnoss/bertos/trunk@4107 38d2e660-2303-0410-9eaa-f027e97ec537

diff --git a/bertos/drv/pcf8574.c b/bertos/drv/pcf8574.c
index 3c9ba4d2b201efd7a8706506ffa3b924a4434281..908d3a0eb584d931a0807acab0958aec6280f8fe 100644 (file)
--- a/bertos/drv/pcf8574.c
+++ b/bertos/drv/pcf8574.c
@@ -49,11 +49,8 @@
 
 #include <drv/i2c.h>
 
-/**
- * Read PCF8574 \a pcf bit status.
- * \return the pins status or EOF on errors.
- */
-int pcf8574_get_1(Pcf8574 *pcf)
+
+INLINE int pcf8574_get_priv(Pcf8574 *pcf)
 {
        if (!i2c_start_r(PCF8574ID | ((pcf->addr << 1) & 0xF7)))
                return EOF;
@@ -68,6 +65,16 @@ int pcf8574_get_1(Pcf8574 *pcf)
        return data;
 }
 
+
+/**
+ * Read PCF8574 \a pcf bit status.
+ * \return the pins status or EOF on errors.
+ */
+int pcf8574_get_1(Pcf8574 *pcf)
+{
+       return pcf8574_get_priv(pcf);
+}
+
 /**
  * Write to PCF8574 \a pcf port \a data.
  * \return true if ok, false on errors.
@@ -87,7 +94,7 @@ bool pcf8574_init_2(Pcf8574 *pcf, pcf8574_addr addr)
 {
        MOD_CHECK(i2c);
        pcf->addr = addr;
-       return pcf8574_get(pcf) != EOF;
+       return pcf8574_get_priv(pcf) != EOF;
 }