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author | Douglas Schilling Landgraf <dougsland@gmail.com> | 2008-04-18 02:41:10 +0200 |
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committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-04-24 19:09:41 +0200 |
commit | 6ea54d938b6f81baa0952a8b15d3e67e6c268b8f (patch) | |
tree | 3cda23563cf6f6f05927b7f7c61eaa6605a0e10d /drivers/media/video/em28xx/em28xx-i2c.c | |
parent | V4L/DVB (7606): em28xx-dvb: Program GPO as well (diff) | |
download | linux-6ea54d938b6f81baa0952a8b15d3e67e6c268b8f.tar.xz linux-6ea54d938b6f81baa0952a8b15d3e67e6c268b8f.zip |
V4L/DVB (7607): CodingStyle fixes
Signed-off-by: Douglas Schilling Landgraf <dougsland@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/em28xx/em28xx-i2c.c')
-rw-r--r-- | drivers/media/video/em28xx/em28xx-i2c.c | 156 |
1 files changed, 86 insertions, 70 deletions
diff --git a/drivers/media/video/em28xx/em28xx-i2c.c b/drivers/media/video/em28xx/em28xx-i2c.c index 6e1b7b4e7668..6a78fd294cab 100644 --- a/drivers/media/video/em28xx/em28xx-i2c.c +++ b/drivers/media/video/em28xx/em28xx-i2c.c @@ -41,11 +41,21 @@ static unsigned int i2c_debug; module_param(i2c_debug, int, 0644); MODULE_PARM_DESC(i2c_debug, "enable debug messages [i2c]"); -#define dprintk1(lvl,fmt, args...) if (i2c_debug>=lvl) do {\ - printk(fmt, ##args); } while (0) -#define dprintk2(lvl,fmt, args...) if (i2c_debug>=lvl) do{ \ - printk(KERN_DEBUG "%s at %s: " fmt, \ - dev->name, __func__ , ##args); } while (0) + +#define dprintk1(lvl, fmt, args...) \ +do { \ + if (i2c_debug >= lvl) { \ + printk(fmt, ##args); \ + } \ +} while (0) + +#define dprintk2(lvl, fmt, args...) \ +do { \ + if (i2c_debug >= lvl) { \ + printk(KERN_DEBUG "%s at %s: " fmt, \ + dev->name, __func__ , ##args); \ + } \ +} while (0) /* * em2800_i2c_send_max4() @@ -235,16 +245,16 @@ static int em28xx_i2c_xfer(struct i2c_adapter *i2c_adap, return 0; for (i = 0; i < num; i++) { addr = msgs[i].addr << 1; - dprintk2(2,"%s %s addr=%x len=%d:", + dprintk2(2, "%s %s addr=%x len=%d:", (msgs[i].flags & I2C_M_RD) ? "read" : "write", i == num - 1 ? "stop" : "nonstop", addr, msgs[i].len); - if (!msgs[i].len) { /* no len: check only for device presence */ + if (!msgs[i].len) { /* no len: check only for device presence */ if (dev->is_em2800) rc = em2800_i2c_check_for_device(dev, addr); else rc = em28xx_i2c_check_for_device(dev, addr); if (rc < 0) { - dprintk2(2," no device\n"); + dprintk2(2, " no device\n"); return rc; } @@ -258,14 +268,13 @@ static int em28xx_i2c_xfer(struct i2c_adapter *i2c_adap, rc = em28xx_i2c_recv_bytes(dev, addr, msgs[i].buf, msgs[i].len); - if (i2c_debug>=2) { - for (byte = 0; byte < msgs[i].len; byte++) { + if (i2c_debug >= 2) { + for (byte = 0; byte < msgs[i].len; byte++) printk(" %02x", msgs[i].buf[byte]); - } } } else { /* write bytes */ - if (i2c_debug>=2) { + if (i2c_debug >= 2) { for (byte = 0; byte < msgs[i].len; byte++) printk(" %02x", msgs[i].buf[byte]); } @@ -281,13 +290,13 @@ static int em28xx_i2c_xfer(struct i2c_adapter *i2c_adap, } if (rc < 0) goto err; - if (i2c_debug>=2) + if (i2c_debug >= 2) printk("\n"); } return num; - err: - dprintk2(2," ERROR: %i\n", rc); +err: + dprintk2(2, " ERROR: %i\n", rc); return rc; } @@ -330,7 +339,9 @@ static int em28xx_i2c_eeprom(struct em28xx *dev, unsigned char *eedata, int len) return -1; buf = 0; - if (1 != (err = i2c_master_send(&dev->i2c_client, &buf, 1))) { + + err = i2c_master_send(&dev->i2c_client, &buf, 1); + if (err != 1) { printk(KERN_INFO "%s: Huh, no eeprom present (err=%d)?\n", dev->name, err); return -1; @@ -403,8 +414,10 @@ static int em28xx_i2c_eeprom(struct em28xx *dev, unsigned char *eedata, int len) break; } printk(KERN_INFO "Table at 0x%02x, strings=0x%04x, 0x%04x, 0x%04x\n", - em_eeprom->string_idx_table,em_eeprom->string1, - em_eeprom->string2,em_eeprom->string3); + em_eeprom->string_idx_table, + em_eeprom->string1, + em_eeprom->string2, + em_eeprom->string3); return 0; } @@ -430,58 +443,61 @@ static int attach_inform(struct i2c_client *client) struct em28xx *dev = client->adapter->algo_data; switch (client->addr << 1) { - case 0x86: - case 0x84: - case 0x96: - case 0x94: - { - struct v4l2_priv_tun_config tda9887_cfg; - - struct tuner_setup tun_setup; - - tun_setup.mode_mask = T_ANALOG_TV | T_RADIO; - tun_setup.type = TUNER_TDA9887; - tun_setup.addr = client->addr; - - em28xx_i2c_call_clients(dev, TUNER_SET_TYPE_ADDR, &tun_setup); - - tda9887_cfg.tuner = TUNER_TDA9887; - tda9887_cfg.priv = &dev->tda9887_conf; - em28xx_i2c_call_clients(dev, TUNER_SET_CONFIG, - &tda9887_cfg); - break; - } - case 0x42: - dprintk1(1,"attach_inform: saa7114 detected.\n"); - break; - case 0x4a: - dprintk1(1,"attach_inform: saa7113 detected.\n"); - break; - case 0xa0: - dprintk1(1,"attach_inform: eeprom detected.\n"); - break; - case 0x60: - case 0x8e: - { - struct IR_i2c *ir = i2c_get_clientdata(client); - dprintk1(1,"attach_inform: IR detected (%s).\n",ir->phys); - em28xx_set_ir(dev,ir); - break; - } - case 0x80: - case 0x88: - dprintk1(1,"attach_inform: msp34xx detected.\n"); - break; - case 0xb8: - case 0xba: - dprintk1(1,"attach_inform: tvp5150 detected.\n"); - break; - - default: - if (!dev->tuner_addr) - dev->tuner_addr = client->addr; - - dprintk1(1,"attach inform: detected I2C address %x\n", client->addr << 1); + case 0x86: + case 0x84: + case 0x96: + case 0x94: + { + struct v4l2_priv_tun_config tda9887_cfg; + + struct tuner_setup tun_setup; + + tun_setup.mode_mask = T_ANALOG_TV | T_RADIO; + tun_setup.type = TUNER_TDA9887; + tun_setup.addr = client->addr; + + em28xx_i2c_call_clients(dev, TUNER_SET_TYPE_ADDR, + &tun_setup); + + tda9887_cfg.tuner = TUNER_TDA9887; + tda9887_cfg.priv = &dev->tda9887_conf; + em28xx_i2c_call_clients(dev, TUNER_SET_CONFIG, + &tda9887_cfg); + break; + } + case 0x42: + dprintk1(1, "attach_inform: saa7114 detected.\n"); + break; + case 0x4a: + dprintk1(1, "attach_inform: saa7113 detected.\n"); + break; + case 0xa0: + dprintk1(1, "attach_inform: eeprom detected.\n"); + break; + case 0x60: + case 0x8e: + { + struct IR_i2c *ir = i2c_get_clientdata(client); + dprintk1(1, "attach_inform: IR detected (%s).\n", + ir->phys); + em28xx_set_ir(dev, ir); + break; + } + case 0x80: + case 0x88: + dprintk1(1, "attach_inform: msp34xx detected.\n"); + break; + case 0xb8: + case 0xba: + dprintk1(1, "attach_inform: tvp5150 detected.\n"); + break; + + default: + if (!dev->tuner_addr) + dev->tuner_addr = client->addr; + + dprintk1(1, "attach inform: detected I2C address %x\n", + client->addr << 1); } |