X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fchar%2Ftipar.c;h=47fb20f696953391c7ce1b10bf248c68a3b60028;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=079db5a935a1210520d332071d6a47611182dfa4;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git diff --git a/drivers/char/tipar.c b/drivers/char/tipar.c index 079db5a93..47fb20f69 100644 --- a/drivers/char/tipar.c +++ b/drivers/char/tipar.c @@ -42,7 +42,6 @@ */ #undef DEBUG /* change to #define to get debugging * output - for pr_debug() */ -#include #include #include #include @@ -56,7 +55,6 @@ #include #include #include -#include /* DevFs support */ #include /* Our code depend on parport */ #include @@ -226,14 +224,16 @@ probe_ti_parallel(int minor) { int i; int seq[] = { 0x00, 0x20, 0x10, 0x30 }; + int data; for (i = 3; i >= 0; i--) { outbyte(3, minor); outbyte(i, minor); udelay(delay); + data = inbyte(minor) & 0x30; pr_debug("tipar: Probing -> %i: 0x%02x 0x%02x\n", i, - data & 0x30, seq[i]); - if ((inbyte(minor) & 0x30) != seq[i]) { + data, seq[i]); + if (data != seq[i]) { outbyte(3, minor); return -1; } @@ -285,7 +285,7 @@ static ssize_t tipar_write (struct file *file, const char __user *buf, size_t count, loff_t * ppos) { - unsigned int minor = iminor(file->f_dentry->d_inode) - TIPAR_MINOR; + unsigned int minor = iminor(file->f_path.dentry->d_inode) - TIPAR_MINOR; ssize_t n; parport_claim_or_block(table[minor].dev); @@ -313,7 +313,7 @@ static ssize_t tipar_read(struct file *file, char __user *buf, size_t count, loff_t * ppos) { int b = 0; - unsigned int minor = iminor(file->f_dentry->d_inode) - TIPAR_MINOR; + unsigned int minor = iminor(file->f_path.dentry->d_inode) - TIPAR_MINOR; ssize_t retval = 0; ssize_t n = 0; @@ -383,7 +383,7 @@ tipar_ioctl(struct inode *inode, struct file *file, /* ----- kernel module registering ------------------------------------ */ -static struct file_operations tipar_fops = { +static const struct file_operations tipar_fops = { .owner = THIS_MODULE, .llseek = no_llseek, .read = tipar_read, @@ -443,12 +443,6 @@ tipar_register(int nr, struct parport *port) class_device_create(tipar_class, NULL, MKDEV(TIPAR_MAJOR, TIPAR_MINOR + nr), NULL, "par%d", nr); - /* Use devfs, tree: /dev/ticables/par/[0..2] */ - err = devfs_mk_cdev(MKDEV(TIPAR_MAJOR, TIPAR_MINOR + nr), - S_IFCHR | S_IRUGO | S_IWUGO, - "ticables/par/%d", nr); - if (err) - goto out_class; /* Display informations */ pr_info("tipar%d: using %s (%s)\n", nr, port->name, (port->irq == @@ -460,11 +454,7 @@ tipar_register(int nr, struct parport *port) pr_info("tipar%d: link cable not found\n", nr); err = 0; - goto out; -out_class: - class_device_destroy(tipar_class, MKDEV(TIPAR_MAJOR, TIPAR_MINOR + nr)); - class_destroy(tipar_class); out: return err; } @@ -507,9 +497,6 @@ tipar_init_module(void) goto out; } - /* Use devfs with tree: /dev/ticables/par/[0..2] */ - devfs_mk_dir("ticables/par"); - tipar_class = class_create(THIS_MODULE, "ticables"); if (IS_ERR(tipar_class)) { err = PTR_ERR(tipar_class); @@ -528,7 +515,6 @@ out_class: class_destroy(tipar_class); out_chrdev: - devfs_remove("ticables/par"); unregister_chrdev(TIPAR_MAJOR, "tipar"); out: return err; @@ -549,10 +535,8 @@ tipar_cleanup_module(void) continue; parport_unregister_device(table[i].dev); class_device_destroy(tipar_class, MKDEV(TIPAR_MAJOR, i)); - devfs_remove("ticables/par/%d", i); } class_destroy(tipar_class); - devfs_remove("ticables/par"); pr_info("tipar: module unloaded\n"); }