Signed-off-by: Frank Schäfer <fschaefer....@googlemail.com>
---
drivers/media/usb/em28xx/em28xx-i2c.c | 28 +++++++++++-----------------
1 Datei geändert, 11 Zeilen hinzugefügt(+), 17 Zeilen entfernt(-)
diff --git a/drivers/media/usb/em28xx/em28xx-i2c.c
b/drivers/media/usb/em28xx/em28xx-i2c.c
index 1683bd9..44533e4 100644
--- a/drivers/media/usb/em28xx/em28xx-i2c.c
+++ b/drivers/media/usb/em28xx/em28xx-i2c.c
@@ -53,12 +53,11 @@ do {
\
* em2800_i2c_send_max4()
* send up to 4 bytes to the i2c device
*/
-static int em2800_i2c_send_max4(struct em28xx *dev, unsigned char addr,
- char *buf, int len)
+static int em2800_i2c_send_max4(struct em28xx *dev, u8 addr, u8 *buf, u16 len)
{
int ret;
int write_timeout;
- unsigned char b2[6];
+ u8 b2[6];
BUG_ON(len < 1 || len > 4);
b2[5] = 0x80 + len - 1;
b2[4] = addr;
@@ -89,15 +88,13 @@ static int em2800_i2c_send_max4(struct em28xx *dev,
unsigned char addr,
/*
* em2800_i2c_send_bytes()
*/
-static int em2800_i2c_send_bytes(void *data, unsigned char addr, char *buf,
- short len)
+static int em2800_i2c_send_bytes(struct em28xx *dev, u8 addr, u8 *buf, u16 len)
{
- char *bufPtr = buf;
+ u8 *bufPtr = buf;
int ret;
int wrcount = 0;
int count;
int maxLen = 4;
- struct em28xx *dev = (struct em28xx *)data;
while (len > 0) {
count = (len > maxLen) ? maxLen : len;
ret = em2800_i2c_send_max4(dev, addr, bufPtr, count);
@@ -115,9 +112,9 @@ static int em2800_i2c_send_bytes(void *data, unsigned char
addr, char *buf,
* em2800_i2c_check_for_device()
* check if there is a i2c_device at the supplied address
*/
-static int em2800_i2c_check_for_device(struct em28xx *dev, unsigned char addr)
+static int em2800_i2c_check_for_device(struct em28xx *dev, u8 addr)
{
- char msg;
+ u8 msg;
int ret;
int write_timeout;
msg = addr;
@@ -150,8 +147,7 @@ static int em2800_i2c_check_for_device(struct em28xx *dev,
unsigned char addr)
* em2800_i2c_recv_bytes()
* read from the i2c device
*/
-static int em2800_i2c_recv_bytes(struct em28xx *dev, unsigned char addr,
- char *buf, int len)
+static int em2800_i2c_recv_bytes(struct em28xx *dev, u8 addr, u8 *buf, u16 len)
{
int ret;
/* check for the device and set i2c read address */
@@ -174,11 +170,10 @@ static int em2800_i2c_recv_bytes(struct em28xx *dev,
unsigned char addr,
/*
* em28xx_i2c_send_bytes()
*/
-static int em28xx_i2c_send_bytes(void *data, unsigned char addr, char *buf,
- short len, int stop)
+static int em28xx_i2c_send_bytes(struct em28xx *dev, u16 addr, u8 *buf,
+ u16 len, int stop)
{
int wrcount = 0;
- struct em28xx *dev = (struct em28xx *)data;
int write_timeout, ret;
wrcount = dev->em28xx_write_regs_req(dev, stop ? 2 : 3, addr, buf, len);
@@ -199,8 +194,7 @@ static int em28xx_i2c_send_bytes(void *data, unsigned char
addr, char *buf,
* em28xx_i2c_recv_bytes()
* read a byte from the i2c device
*/
-static int em28xx_i2c_recv_bytes(struct em28xx *dev, unsigned char addr,
- char *buf, int len)
+static int em28xx_i2c_recv_bytes(struct em28xx *dev, u16 addr, u8 *buf, u16
len)
{
int ret;
ret = dev->em28xx_read_reg_req_len(dev, 2, addr, buf, len);
@@ -217,7 +211,7 @@ static int em28xx_i2c_recv_bytes(struct em28xx *dev,
unsigned char addr,
* em28xx_i2c_check_for_device()
* check if there is a i2c_device at the supplied address
*/
-static int em28xx_i2c_check_for_device(struct em28xx *dev, unsigned char addr)
+static int em28xx_i2c_check_for_device(struct em28xx *dev, u16 addr)
{
int ret;
--
1.7.10.4
--
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