Add implementation for oveloaded functions.

[bertos.git] / bertos / drv / i2c.h

diff --git a/bertos/drv/i2c.h b/bertos/drv/i2c.h
index dff995ccd11ba5ee7bc14f50f23d1e2deee00c48..60e40f18d0ff3e9151bd3d46959ad8929d1dd98c 100644 (file)
--- a/bertos/drv/i2c.h
+++ b/bertos/drv/i2c.h
@@ -48,6 +48,8 @@
 
 #define I2C_READBIT BV(0)
 
+#define i2c_init(FN_ARGS) CAT(fn ## _, COUNT_PARMS(FN_ARGS)) (FN_ARGS)
+
 /**
  * I2C Backends.
  * Sometimes your cpu does not have a builtin
@@ -94,19 +96,19 @@ int i2c_bitbang_get(bool ack);
 /*\}*/
 
 #if CONFIG_I2C_BACKEND == I2C_BACKEND_BUILTIN
-       #define i2c_init    i2c_builtin_init
-       #define i2c_start_w i2c_builtin_start_w
-       #define i2c_start_r i2c_builtin_start_r
-       #define i2c_stop    i2c_builtin_stop
-       #define i2c_put     i2c_builtin_put
-       #define i2c_get     i2c_builtin_get
+       #define i2c_init_0    i2c_builtin_init
+       #define i2c_start_w   i2c_builtin_start_w
+       #define i2c_start_r   i2c_builtin_start_r
+       #define i2c_stop      i2c_builtin_stop
+       #define i2c_put       i2c_builtin_put
+       #define i2c_get       i2c_builtin_get
 #elif CONFIG_I2C_BACKEND == I2C_BACKEND_BITBANG
-       #define i2c_init    i2c_bitbang_init
-       #define i2c_start_w i2c_bitbang_start_w
-       #define i2c_start_r i2c_bitbang_start_r
-       #define i2c_stop    i2c_bitbang_stop
-       #define i2c_put     i2c_bitbang_put
-       #define i2c_get     i2c_bitbang_get
+       #define i2c_init_0    i2c_bitbang_init
+       #define i2c_start_w   i2c_bitbang_start_w
+       #define i2c_start_r   i2c_bitbang_start_r
+       #define i2c_stop      i2c_bitbang_stop
+       #define i2c_put       i2c_bitbang_put
+       #define i2c_get       i2c_bitbang_get
 #else
        #error Unsupported i2c backend.
 #endif
@@ -114,4 +116,105 @@ int i2c_bitbang_get(bool ack);
 bool i2c_send(const void *_buf, size_t count);
 bool i2c_recv(void *_buf, size_t count);
 
+
+
+
+/*
+ * I2c new api
+ *
+ */
+#include CPU_HEADER(i2c)
+
+struct I2cHardware;
+typedef int (*i2c_writeRope_t)(I2c *i2c, uint16_t slave_addr, int flags, const void *buf, size_t len, ...);
+typedef int (*i2c_readRope_t)(I2c *i2c, uint16_t slave_addr, int flags, void *buf, size_t len, ...);
+
+typedef struct I2c
+{
+       int dev;
+       i2c_writeRope_t write;
+       i2c_readRope_t read;
+
+       struct I2cHardware* hw;
+} I2c;
+
+void i2c_init_3(I2c *i2c, int dev, uint32_t clock)
+{
+       i2c_hw_init(I2c *i2c, int dev, uint32_t clock);
+}
+
+#define i2c_write(FN_ARGS) CAT(fn ## _, COUNT_PARMS(FN_ARGS)) (FN_ARGS)
+#define i2c_read(FN_ARGS) CAT(fn ## _, COUNT_PARMS(FN_ARGS)) (FN_ARGS)
+
+/*
+ * Overloaded functions definition.
+ */
+int i2c_write_5(I2c *i2c, uint16_t slave_addr, int flags, const void *buf, size_t len)
+{
+       return i2c->write(i2c, slave_addr, flags, buf, len, NULL);
+}
+
+int i2c_read_5(I2c *i2c, uint16_t slave_addr, int flags, void *buf, size_t len);
+{
+       return i2c->read(i2c, slave_addr, flags, buf, len, NULL);
+}
+
+
+int i2c_write_7(I2c *i2c, uint16_t slave_addr, int flags, const void *buf, size_t len,
+                                                                                                                 const void *buf1, size_t len1);
+{
+       return i2c->write(i2c, slave_addr, flags, buf, len,
+                                                                                         buf1, len1, NULL);
+}
+
+int i2c_read_7(I2c *i2c, uint16_t slave_addr, int flags, void *buf, size_t len,
+                                                                                                                void *buf1, size_t len1);
+
+{
+       return i2c->read(i2c, slave_addr, flags, buf, len,
+                                                                                        buf1, len1, NULL);
+}
+
+
+int i2c_write_9(I2c *i2c, uint16_t slave_addr, int flags, const void *buf, size_t len,
+                                                                                                                 const void *buf1, size_t len1,
+                                                                                                                 const void *buf2, size_t len2);
+{
+       return i2c->write(i2c, slave_addr, flags, buf, len,
+                                                                                         buf1, len1,
+                                                                                         buf2, len2, NULL);
+}
+
+int i2c_read_9(I2c *i2c, uint16_t slave_addr, int flags, void *buf, size_t len,
+                                                                                                                void *buf1, size_t len1,
+                                                                                                                void *buf2, size_t len2);
+{
+       return i2c->read(i2c, slave_addr, flags, buf, len,
+                                                                                         buf1, len1,
+                                                                                         buf2, len2, NULL);
+}
+
+int i2c_write_11(I2c *i2c, uint16_t slave_addr, int flags, const void *buf, size_t len,
+                                                                                                                 const void *buf1, size_t len1,
+                                                                                                                 const void *buf2, size_t len2
+                                                                                                                 const void *buf3, size_t len3);
+{
+       return i2c->write(i2c, slave_addr, flags, buf, len,
+                                                                                         buf1, len1,
+                                                                                         buf2, len2,
+                                                                                         buf3, len3, NULL);
+}
+
+int i2c_read_11(I2c *i2c, uint16_t slave_addr, int flags, void *buf, size_t len,
+                                                                                                                void *buf1, size_t len1,
+                                                                                                                void *buf2, size_t len2
+                                                                                                                void *buf3, size_t len3);
+
+{
+       return i2c->read(i2c, slave_addr, flags, buf, len,
+                                                                                         buf1, len1,
+                                                                                         buf2, len2,
+                                                                                         buf3, len3, NULL);
+}
+
 #endif