diff options
Diffstat (limited to 'drivers/media/dvb-frontends/dibx000_common.c')
| -rw-r--r-- | drivers/media/dvb-frontends/dibx000_common.c | 36 |
1 files changed, 19 insertions, 17 deletions
diff --git a/drivers/media/dvb-frontends/dibx000_common.c b/drivers/media/dvb-frontends/dibx000_common.c index 723358d..7db908e 100644 --- a/drivers/media/dvb-frontends/dibx000_common.c +++ b/drivers/media/dvb-frontends/dibx000_common.c @@ -1,3 +1,5 @@ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/i2c.h> #include <linux/mutex.h> #include <linux/module.h> @@ -8,14 +10,18 @@ static int debug; module_param(debug, int, 0644); MODULE_PARM_DESC(debug, "turn on debugging (default: 0)"); -#define dprintk(args...) do { if (debug) { printk(KERN_DEBUG "DiBX000: "); printk(args); printk("\n"); } } while (0) +#define dprintk(fmt, arg...) do { \ + if (debug) \ + printk(KERN_DEBUG pr_fmt("%s: " fmt), \ + __func__, ##arg); \ +} while (0) static int dibx000_write_word(struct dibx000_i2c_master *mst, u16 reg, u16 val) { int ret; if (mutex_lock_interruptible(&mst->i2c_buffer_lock) < 0) { - dprintk("could not acquire lock"); + dprintk("could not acquire lock\n"); return -EINVAL; } @@ -41,7 +47,7 @@ static u16 dibx000_read_word(struct dibx000_i2c_master *mst, u16 reg) u16 ret; if (mutex_lock_interruptible(&mst->i2c_buffer_lock) < 0) { - dprintk("could not acquire lock"); + dprintk("could not acquire lock\n"); return 0; } @@ -59,7 +65,7 @@ static u16 dibx000_read_word(struct dibx000_i2c_master *mst, u16 reg) mst->msg[1].len = 2; if (i2c_transfer(mst->i2c_adap, mst->msg, 2) != 2) - dprintk("i2c read error on %d", reg); + dprintk("i2c read error on %d\n", reg); ret = (mst->i2c_read_buffer[0] << 8) | mst->i2c_read_buffer[1]; mutex_unlock(&mst->i2c_buffer_lock); @@ -192,7 +198,7 @@ static int dibx000_i2c_select_interface(struct dibx000_i2c_master *mst, enum dibx000_i2c_interface intf) { if (mst->device_rev > DIB3000MC && mst->selected_interface != intf) { - dprintk("selecting interface: %d", intf); + dprintk("selecting interface: %d\n", intf); mst->selected_interface = intf; return dibx000_write_word(mst, mst->base_reg + 4, intf); } @@ -290,7 +296,7 @@ static int dibx000_i2c_gated_gpio67_xfer(struct i2c_adapter *i2c_adap, dibx000_i2c_select_interface(mst, DIBX000_I2C_INTERFACE_GPIO_6_7); if (mutex_lock_interruptible(&mst->i2c_buffer_lock) < 0) { - dprintk("could not acquire lock"); + dprintk("could not acquire lock\n"); return -EINVAL; } @@ -337,7 +343,7 @@ static int dibx000_i2c_gated_tuner_xfer(struct i2c_adapter *i2c_adap, dibx000_i2c_select_interface(mst, DIBX000_I2C_INTERFACE_TUNER); if (mutex_lock_interruptible(&mst->i2c_buffer_lock) < 0) { - dprintk("could not acquire lock"); + dprintk("could not acquire lock\n"); return -EINVAL; } memset(mst->msg, 0, sizeof(struct i2c_msg) * (2 + num)); @@ -391,7 +397,7 @@ struct i2c_adapter *dibx000_get_i2c_adapter(struct dibx000_i2c_master *mst, i2c = &mst->master_i2c_adap_gpio67; break; default: - printk(KERN_ERR "DiBX000: incorrect I2C interface selected\n"); + pr_err("incorrect I2C interface selected\n"); break; } @@ -434,7 +440,7 @@ int dibx000_init_i2c_master(struct dibx000_i2c_master *mst, u16 device_rev, mutex_init(&mst->i2c_buffer_lock); if (mutex_lock_interruptible(&mst->i2c_buffer_lock) < 0) { - dprintk("could not acquire lock"); + dprintk("could not acquire lock\n"); return -EINVAL; } memset(mst->msg, 0, sizeof(struct i2c_msg)); @@ -456,29 +462,25 @@ int dibx000_init_i2c_master(struct dibx000_i2c_master *mst, u16 device_rev, if (i2c_adapter_init (&mst->gated_tuner_i2c_adap, &dibx000_i2c_gated_tuner_algo, "DiBX000 tuner I2C bus", mst) != 0) - printk(KERN_ERR - "DiBX000: could not initialize the tuner i2c_adapter\n"); + pr_err("could not initialize the tuner i2c_adapter\n"); mst->master_i2c_adap_gpio12.dev.parent = mst->i2c_adap->dev.parent; if (i2c_adapter_init (&mst->master_i2c_adap_gpio12, &dibx000_i2c_master_gpio12_xfer_algo, "DiBX000 master GPIO12 I2C bus", mst) != 0) - printk(KERN_ERR - "DiBX000: could not initialize the master i2c_adapter\n"); + pr_err("could not initialize the master i2c_adapter\n"); mst->master_i2c_adap_gpio34.dev.parent = mst->i2c_adap->dev.parent; if (i2c_adapter_init (&mst->master_i2c_adap_gpio34, &dibx000_i2c_master_gpio34_xfer_algo, "DiBX000 master GPIO34 I2C bus", mst) != 0) - printk(KERN_ERR - "DiBX000: could not initialize the master i2c_adapter\n"); + pr_err("could not initialize the master i2c_adapter\n"); mst->master_i2c_adap_gpio67.dev.parent = mst->i2c_adap->dev.parent; if (i2c_adapter_init (&mst->master_i2c_adap_gpio67, &dibx000_i2c_gated_gpio67_algo, "DiBX000 master GPIO67 I2C bus", mst) != 0) - printk(KERN_ERR - "DiBX000: could not initialize the master i2c_adapter\n"); + pr_err("could not initialize the master i2c_adapter\n"); /* initialize the i2c-master by closing the gate */ dibx000_i2c_gate_ctrl(mst, mst->i2c_write_buffer, 0, 0); |
