From 70d484bff43013e9b08f5d970b1c5941e9d98e16 Mon Sep 17 00:00:00 2001 From: Evgeniy Polyakov Date: Mon, 24 Apr 2006 10:46:14 +0400 Subject: [PATCH] W1: possible cleanups This patch contains the following possible cleanups: - the following file did't #include the header with the prototypes for it's global functions: - w1_int.c - #if 0 the following unused global function: - w1_family.c: w1_family_get() - make the following needlessly global functions static: - w1_family.c: __w1_family_put() - w1_io.c: w1_delay() - w1_io.c: w1_touch_bit() - w1_io.c: w1_read_8() - remove the following unused EXPORT_SYMBOL's: - w1_family.c: w1_family_put - w1_family.c: w1_family_registered Signed-off-by: Adrian Bunk Signed-off-by: Evgeniy Polyakov Signed-off-by: Greg Kroah-Hartman --- drivers/w1/w1.h | 3 --- drivers/w1/w1_family.c | 18 ++++++++---------- drivers/w1/w1_family.h | 2 -- drivers/w1/w1_int.c | 1 + drivers/w1/w1_io.c | 6 +++--- drivers/w1/w1_io.h | 3 --- 6 files changed, 12 insertions(+), 21 deletions(-) (limited to 'drivers/w1') diff --git a/drivers/w1/w1.h b/drivers/w1/w1.h index 3828f39..c90a928 100644 --- a/drivers/w1/w1.h +++ b/drivers/w1/w1.h @@ -187,11 +187,8 @@ struct w1_slave *w1_search_slave(struct w1_reg_num *id); void w1_search_process(struct w1_master *dev, u8 search_type); struct w1_master *w1_search_master_id(u32 id); -void w1_delay(unsigned long); -u8 w1_touch_bit(struct w1_master *, int); u8 w1_triplet(struct w1_master *dev, int bdir); void w1_write_8(struct w1_master *, u8); -u8 w1_read_8(struct w1_master *); int w1_reset_bus(struct w1_master *); u8 w1_calc_crc8(u8 *, int); void w1_write_block(struct w1_master *, const u8 *, int); diff --git a/drivers/w1/w1_family.c b/drivers/w1/w1_family.c index 0e32c11..a3c95bd 100644 --- a/drivers/w1/w1_family.c +++ b/drivers/w1/w1_family.c @@ -107,6 +107,12 @@ struct w1_family * w1_family_registered(u8 fid) return (ret) ? f : NULL; } +static void __w1_family_put(struct w1_family *f) +{ + if (atomic_dec_and_test(&f->refcnt)) + f->need_exit = 1; +} + void w1_family_put(struct w1_family *f) { spin_lock(&w1_flock); @@ -114,19 +120,14 @@ void w1_family_put(struct w1_family *f) spin_unlock(&w1_flock); } -void __w1_family_put(struct w1_family *f) -{ - if (atomic_dec_and_test(&f->refcnt)) - f->need_exit = 1; -} - +#if 0 void w1_family_get(struct w1_family *f) { spin_lock(&w1_flock); __w1_family_get(f); spin_unlock(&w1_flock); - } +#endif /* 0 */ void __w1_family_get(struct w1_family *f) { @@ -135,8 +136,5 @@ void __w1_family_get(struct w1_family *f) smp_mb__after_atomic_inc(); } -EXPORT_SYMBOL(w1_family_get); -EXPORT_SYMBOL(w1_family_put); -EXPORT_SYMBOL(w1_family_registered); EXPORT_SYMBOL(w1_unregister_family); EXPORT_SYMBOL(w1_register_family); diff --git a/drivers/w1/w1_family.h b/drivers/w1/w1_family.h index 22a9d52..1e2ac40 100644 --- a/drivers/w1/w1_family.h +++ b/drivers/w1/w1_family.h @@ -57,10 +57,8 @@ struct w1_family extern spinlock_t w1_flock; -void w1_family_get(struct w1_family *); void w1_family_put(struct w1_family *); void __w1_family_get(struct w1_family *); -void __w1_family_put(struct w1_family *); struct w1_family * w1_family_registered(u8); void w1_unregister_family(struct w1_family *); int w1_register_family(struct w1_family *); diff --git a/drivers/w1/w1_int.c b/drivers/w1/w1_int.c index 475996c..357a2e0 100644 --- a/drivers/w1/w1_int.c +++ b/drivers/w1/w1_int.c @@ -27,6 +27,7 @@ #include "w1.h" #include "w1_log.h" #include "w1_netlink.h" +#include "w1_int.h" static u32 w1_ids = 1; diff --git a/drivers/w1/w1_io.c b/drivers/w1/w1_io.c index 3253bb0..30b6fbf 100644 --- a/drivers/w1/w1_io.c +++ b/drivers/w1/w1_io.c @@ -50,7 +50,7 @@ static u8 w1_crc8_table[] = { 116, 42, 200, 150, 21, 75, 169, 247, 182, 232, 10, 84, 215, 137, 107, 53 }; -void w1_delay(unsigned long tm) +static void w1_delay(unsigned long tm) { udelay(tm * w1_delay_parm); } @@ -61,7 +61,7 @@ static u8 w1_read_bit(struct w1_master *dev); /** * Generates a write-0 or write-1 cycle and samples the level. */ -u8 w1_touch_bit(struct w1_master *dev, int bit) +static u8 w1_touch_bit(struct w1_master *dev, int bit) { if (dev->bus_master->touch_bit) return dev->bus_master->touch_bit(dev->bus_master->data, bit); @@ -177,7 +177,7 @@ u8 w1_triplet(struct w1_master *dev, int bdir) * @param dev the master device * @return the byte read */ -u8 w1_read_8(struct w1_master * dev) +static u8 w1_read_8(struct w1_master * dev) { int i; u8 res = 0; diff --git a/drivers/w1/w1_io.h b/drivers/w1/w1_io.h index 2328601..9a76d2a 100644 --- a/drivers/w1/w1_io.h +++ b/drivers/w1/w1_io.h @@ -24,11 +24,8 @@ #include "w1.h" -void w1_delay(unsigned long); -u8 w1_touch_bit(struct w1_master *, int); u8 w1_triplet(struct w1_master *dev, int bdir); void w1_write_8(struct w1_master *, u8); -u8 w1_read_8(struct w1_master *); int w1_reset_bus(struct w1_master *); u8 w1_calc_crc8(u8 *, int); void w1_write_block(struct w1_master *, const u8 *, int); -- cgit v1.1