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author | Dmitry Torokhov <dtor_core@ameritech.net> | 2005-06-25 14:54:22 -0700 |
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committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-25 16:24:24 -0700 |
commit | 3f5f7e2eeb539da95157d7fa8c94fb2f3284b9cc (patch) | |
tree | c3a454e0660ca8b3a2b30a7d1aa1c026ef7242c8 /drivers | |
parent | 5cdb7b48d0d5963e40bb6621bfa7b2d5fddc4562 (diff) | |
download | kernel_samsung_smdk4412-3f5f7e2eeb539da95157d7fa8c94fb2f3284b9cc.zip kernel_samsung_smdk4412-3f5f7e2eeb539da95157d7fa8c94fb2f3284b9cc.tar.gz kernel_samsung_smdk4412-3f5f7e2eeb539da95157d7fa8c94fb2f3284b9cc.tar.bz2 |
[PATCH] Toshiba driver cleanup
Toshiba legacy driver cleanup:
- use module_init/module_exit for initialization instead of using
#ifdef MODULE and calling tosh_init manually from drivers/char/misc.c
- do not explicitly initialize static variables
- some whitespace and formatting cleanups
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/char/misc.c | 4 | ||||
-rw-r--r-- | drivers/char/toshiba.c | 60 |
2 files changed, 24 insertions, 40 deletions
diff --git a/drivers/char/misc.c b/drivers/char/misc.c index 3115d31..f7e838e 100644 --- a/drivers/char/misc.c +++ b/drivers/char/misc.c @@ -66,7 +66,6 @@ static unsigned char misc_minors[DYNAMIC_MINORS / 8]; extern int rtc_DP8570A_init(void); extern int rtc_MK48T08_init(void); extern int pmu_device_init(void); -extern int tosh_init(void); extern int i8k_init(void); #ifdef CONFIG_PROC_FS @@ -314,9 +313,6 @@ static int __init misc_init(void) #ifdef CONFIG_PMAC_PBOOK pmu_device_init(); #endif -#ifdef CONFIG_TOSHIBA - tosh_init(); -#endif #ifdef CONFIG_I8K i8k_init(); #endif diff --git a/drivers/char/toshiba.c b/drivers/char/toshiba.c index 58e21fe..0c6f521 100644 --- a/drivers/char/toshiba.c +++ b/drivers/char/toshiba.c @@ -73,16 +73,20 @@ #define TOSH_MINOR_DEV 181 -static int tosh_id = 0x0000; -static int tosh_bios = 0x0000; -static int tosh_date = 0x0000; -static int tosh_sci = 0x0000; -static int tosh_fan = 0; - -static int tosh_fn = 0; +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Jonathan Buzzard <jonathan@buzzard.org.uk>"); +MODULE_DESCRIPTION("Toshiba laptop SMM driver"); +MODULE_SUPPORTED_DEVICE("toshiba"); -module_param(tosh_fn, int, 0); +static int tosh_fn; +module_param_named(fn, tosh_fn, int, 0); +MODULE_PARM_DESC(fn, "User specified Fn key detection port"); +static int tosh_id; +static int tosh_bios; +static int tosh_date; +static int tosh_sci; +static int tosh_fan; static int tosh_ioctl(struct inode *, struct file *, unsigned int, unsigned long); @@ -359,7 +363,7 @@ static int tosh_get_machine_id(void) unsigned long address; id = (0x100*(int) isa_readb(0xffffe))+((int) isa_readb(0xffffa)); - + /* do we have a SCTTable machine identication number on our hands */ if (id==0xfc2f) { @@ -424,7 +428,7 @@ static int tosh_probe(void) } /* call the Toshiba SCI support check routine */ - + regs.eax = 0xf0f0; regs.ebx = 0x0000; regs.ecx = 0x0000; @@ -440,7 +444,7 @@ static int tosh_probe(void) /* if we get this far then we are running on a Toshiba (probably)! */ tosh_sci = regs.edx & 0xffff; - + /* next get the machine ID of the current laptop */ tosh_id = tosh_get_machine_id(); @@ -475,16 +479,15 @@ static int tosh_probe(void) return 0; } -int __init tosh_init(void) +static int __init toshiba_init(void) { int retval; /* are we running on a Toshiba laptop */ - if (tosh_probe()!=0) - return -EIO; + if (tosh_probe()) + return -ENODEV; - printk(KERN_INFO "Toshiba System Managment Mode driver v" - TOSH_VERSION"\n"); + printk(KERN_INFO "Toshiba System Managment Mode driver v" TOSH_VERSION "\n"); /* set the port to use for Fn status if not specified as a parameter */ if (tosh_fn==0x00) @@ -492,12 +495,12 @@ int __init tosh_init(void) /* register the device file */ retval = misc_register(&tosh_device); - if(retval < 0) + if (retval < 0) return retval; #ifdef CONFIG_PROC_FS /* register the proc entry */ - if(create_proc_info_entry("toshiba", 0, NULL, tosh_get_info) == NULL){ + if (create_proc_info_entry("toshiba", 0, NULL, tosh_get_info) == NULL) { misc_deregister(&tosh_device); return -ENOMEM; } @@ -506,27 +509,12 @@ int __init tosh_init(void) return 0; } -#ifdef MODULE -int init_module(void) -{ - return tosh_init(); -} - -void cleanup_module(void) +static void __exit toshiba_exit(void) { - /* remove the proc entry */ - remove_proc_entry("toshiba", NULL); - - /* unregister the device file */ - misc_deregister(&tosh_device); } -#endif -MODULE_LICENSE("GPL"); -MODULE_PARM_DESC(tosh_fn, "User specified Fn key detection port"); -MODULE_AUTHOR("Jonathan Buzzard <jonathan@buzzard.org.uk>"); -MODULE_DESCRIPTION("Toshiba laptop SMM driver"); -MODULE_SUPPORTED_DEVICE("toshiba"); +module_init(toshiba_init); +module_exit(toshiba_exit); |