[PATCH] remove drivers/macintosh/rtc.c

From: Paul Mackerras (paulus@samba.org)
Date: Thu Nov 07 2002 - 00:40:51 EST


This patch removes drivers/macintosh/rtc.c. It was only used on PPC,
and we now use drivers/char/genrtc.c instead.

Linus, please apply.

Thanks,
Paul.

diff -urN linux-2.5/drivers/macintosh/Makefile linuxppc-2.5/drivers/macintosh/Makefile
--- linux-2.5/drivers/macintosh/Makefile 2002-08-27 07:04:37.000000000 +1000
+++ linuxppc-2.5/drivers/macintosh/Makefile 2002-08-27 07:23:00.000000000 +1000
@@ -22,7 +22,6 @@
 endif
 obj-$(CONFIG_MAC_EMUMOUSEBTN) += mac_hid.o
 obj-$(CONFIG_INPUT_ADBHID) += adbhid.o
-obj-$(CONFIG_PPC_RTC) += rtc.o
 obj-$(CONFIG_ANSLCD) += ans-lcd.o
 
 obj-$(CONFIG_ADB_PMU) += via-pmu.o
diff -urN linux-2.5/drivers/macintosh/rtc.c linuxppc-2.5/drivers/macintosh/rtc.c
--- linux-2.5/drivers/macintosh/rtc.c Sat May 25 10:21:39 2002
+++ /dev/null Thu Jan 01 10:00:00 1970
@@ -1,147 +0,0 @@
-/*
- * Linux/PowerPC Real Time Clock Driver
- *
- * heavily based on:
- * Linux/SPARC Real Time Clock Driver
- * Copyright (C) 1996 Thomas K. Dyas (tdyas@eden.rutgers.edu)
- *
- * This is a little driver that lets a user-level program access
- * the PPC clocks chip. It is no use unless you
- * use the modified clock utility.
- *
- * Get the modified clock utility from:
- * ftp://vger.rutgers.edu/pub/linux/Sparc/userland/clock.c
- */
-
-#include <linux/module.h>
-#include <linux/types.h>
-#include <linux/errno.h>
-#include <linux/miscdevice.h>
-#include <linux/slab.h>
-#include <linux/fcntl.h>
-#include <linux/poll.h>
-#include <linux/init.h>
-#include <linux/mc146818rtc.h>
-#include <asm/system.h>
-#include <asm/uaccess.h>
-#include <asm/machdep.h>
-
-#include <asm/time.h>
-
-static int rtc_busy = 0;
-
-/* Retrieve the current date and time from the real time clock. */
-void get_rtc_time(struct rtc_time *t)
-{
- unsigned long nowtime;
-
- nowtime = (ppc_md.get_rtc_time)();
-
- to_tm(nowtime, t);
-
- t->tm_year -= 1900;
- t->tm_mon -= 1; /* Make sure userland has a 0-based month */
-}
-
-/* Set the current date and time in the real time clock. */
-void set_rtc_time(struct rtc_time *t)
-{
- unsigned long nowtime;
-
- nowtime = mktime(t->tm_year+1900, t->tm_mon+1, t->tm_mday,
- t->tm_hour, t->tm_min, t->tm_sec);
-
- (ppc_md.set_rtc_time)(nowtime);
-}
-
-static int rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg)
-{
- struct rtc_time rtc_tm;
-
- switch (cmd)
- {
- case RTC_RD_TIME:
- if (ppc_md.get_rtc_time)
- {
- get_rtc_time(&rtc_tm);
-
- if (copy_to_user((struct rtc_time*)arg, &rtc_tm, sizeof(struct rtc_time)))
- return -EFAULT;
-
- return 0;
- }
- else
- return -EINVAL;
-
- case RTC_SET_TIME:
- if (!capable(CAP_SYS_TIME))
- return -EPERM;
-
- if (ppc_md.set_rtc_time)
- {
- if (copy_from_user(&rtc_tm, (struct rtc_time*)arg, sizeof(struct rtc_time)))
- return -EFAULT;
-
- set_rtc_time(&rtc_tm);
-
- return 0;
- }
- else
- return -EINVAL;
-
- default:
- return -EINVAL;
- }
-}
-
-static int rtc_open(struct inode *inode, struct file *file)
-{
- if (rtc_busy)
- return -EBUSY;
-
- rtc_busy = 1;
-
- MOD_INC_USE_COUNT;
-
- return 0;
-}
-
-static int rtc_release(struct inode *inode, struct file *file)
-{
- MOD_DEC_USE_COUNT;
- rtc_busy = 0;
- return 0;
-}
-
-static struct file_operations rtc_fops = {
- owner: THIS_MODULE,
- llseek: no_llseek,
- ioctl: rtc_ioctl,
- open: rtc_open,
- release: rtc_release
-};
-
-static struct miscdevice rtc_dev = { RTC_MINOR, "rtc", &rtc_fops };
-
-static int __init rtc_init(void)
-{
- int error;
-
- error = misc_register(&rtc_dev);
- if (error) {
- printk(KERN_ERR "rtc: unable to get misc minor\n");
- return error;
- }
-
- return 0;
-}
-
-static void __exit rtc_exit(void)
-{
- misc_deregister(&rtc_dev);
-}
-
-module_init(rtc_init);
-module_exit(rtc_exit);
-MODULE_LICENSE("GPL");
-
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