#define MODULE_NAME "em28xx"
-#define i2cdprintk(fmt, arg...) \
- if (ir_debug) { \
- printk(KERN_DEBUG "%s/ir: " fmt, ir->name , ## arg); \
- }
-
#define dprintk(fmt, arg...) \
if (ir_debug) { \
printk(KERN_DEBUG "%s/ir: " fmt, ir->name , ## arg); \
unsigned char b;
/* poll IR chip */
- if (1 != i2c_master_recv(ir->c, &b, 1)) {
- i2cdprintk("read error\n");
+ if (1 != i2c_master_recv(ir->c, &b, 1))
return -EIO;
- }
/* it seems that 0xFE indicates that a button is still hold
down, while 0xff indicates that no button is hold
down. 0xfe sequences are sometimes interrupted by 0xFF */
- i2cdprintk("key %02x\n", b);
-
if (b == 0xff)
return 0;
((buf[1] & 0x40) ? 0x0200 : 0) | /* 0000 0010 */
((buf[1] & 0x80) ? 0x0100 : 0); /* 0000 0001 */
- i2cdprintk("ir hauppauge (em2840): code=0x%02x (rcv=0x%02x%02x)\n",
- code, buf[1], buf[0]);
-
/* return key */
*ir_key = code;
*ir_raw = code;
/* poll IR chip */
- if (3 != i2c_master_recv(ir->c, buf, 3)) {
- i2cdprintk("read error\n");
+ if (3 != i2c_master_recv(ir->c, buf, 3))
return -EIO;
- }
- i2cdprintk("key %02x\n", buf[2]&0x3f);
if (buf[0] != 0x00)
return 0;
{ .addr = ir->c->addr, .flags = I2C_M_RD, .buf = &keydetect, .len = 1} };
subaddr = 0x10;
- if (2 != i2c_transfer(ir->c->adapter, msg, 2)) {
- i2cdprintk("read error\n");
+ if (2 != i2c_transfer(ir->c->adapter, msg, 2))
return -EIO;
- }
if (keydetect == 0x00)
return 0;
subaddr = 0x00;
msg[1].buf = &key;
- if (2 != i2c_transfer(ir->c->adapter, msg, 2)) {
- i2cdprintk("read error\n");
- return -EIO;
- }
+ if (2 != i2c_transfer(ir->c->adapter, msg, 2))
+ return -EIO;
if (key == 0x00)
return 0;