Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6

14 files changed, 141 insertions, 118 deletions

diff --git a/arch/powerpc/kernel/ioctl32.c b/arch/powerpc/kernel/ioctl32.c
index 3fa6a93adbd0..0fa3d27fef01 100644
--- a/arch/powerpc/kernel/ioctl32.c
+++ b/arch/powerpc/kernel/ioctl32.c
@@ -40,10 +40,6 @@ IOCTL_TABLE_START
 #define DECLARES
 #include "compat_ioctl.c"
 
-/* Little p (/dev/rtc, /dev/envctrl, etc.) */
-COMPATIBLE_IOCTL(_IOR('p', 20, int[7])) /* RTCGET */
-COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */
-
 IOCTL_TABLE_END
 
 int ioctl_table_size = ARRAY_SIZE(ioctl_start);
diff --git a/arch/sparc64/kernel/ioctl32.c b/arch/sparc64/kernel/ioctl32.c
index e62214354bb5..196b208665a2 100644
--- a/arch/sparc64/kernel/ioctl32.c
+++ b/arch/sparc64/kernel/ioctl32.c
@@ -12,86 +12,10 @@
 #define INCLUDES
 #include "compat_ioctl.c"
 #include <linux/syscalls.h>
-#include <asm/fbio.h>
-
-/* Use this to get at 32-bit user passed pointers. 
- * See sys_sparc32.c for description about it.
- */
-#define A(__x) compat_ptr(__x)
 
 #define CODE
 #include "compat_ioctl.c"
 
-struct  fbcmap32 {
-	int             index;          /* first element (0 origin) */
-	int             count;
-	u32		red;
-	u32		green;
-	u32		blue;
-};
-
-#define FBIOPUTCMAP32	_IOW('F', 3, struct fbcmap32)
-#define FBIOGETCMAP32	_IOW('F', 4, struct fbcmap32)
-
-static int fbiogetputcmap(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
-	struct fbcmap32 __user *argp = (void __user *)arg;
-	struct fbcmap __user *p = compat_alloc_user_space(sizeof(*p));
-	u32 addr;
-	int ret;
-	
-	ret = copy_in_user(p, argp, 2 * sizeof(int));
-	ret |= get_user(addr, &argp->red);
-	ret |= put_user(compat_ptr(addr), &p->red);
-	ret |= get_user(addr, &argp->green);
-	ret |= put_user(compat_ptr(addr), &p->green);
-	ret |= get_user(addr, &argp->blue);
-	ret |= put_user(compat_ptr(addr), &p->blue);
-	if (ret)
-		return -EFAULT;
-	return sys_ioctl(fd, (cmd == FBIOPUTCMAP32) ? FBIOPUTCMAP_SPARC : FBIOGETCMAP_SPARC, (unsigned long)p);
-}
-
-struct fbcursor32 {
-	short set;		/* what to set, choose from the list above */
-	short enable;		/* cursor on/off */
-	struct fbcurpos pos;	/* cursor position */
-	struct fbcurpos hot;	/* cursor hot spot */
-	struct fbcmap32 cmap;	/* color map info */
-	struct fbcurpos size;	/* cursor bit map size */
-	u32	image;		/* cursor image bits */
-	u32	mask;		/* cursor mask bits */
-};
-	
-#define FBIOSCURSOR32	_IOW('F', 24, struct fbcursor32)
-#define FBIOGCURSOR32	_IOW('F', 25, struct fbcursor32)
-
-static int fbiogscursor(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
-	struct fbcursor __user *p = compat_alloc_user_space(sizeof(*p));
-	struct fbcursor32 __user *argp =  (void __user *)arg;
-	compat_uptr_t addr;
-	int ret;
-	
-	ret = copy_in_user(p, argp,
-			      2 * sizeof (short) + 2 * sizeof(struct fbcurpos));
-	ret |= copy_in_user(&p->size, &argp->size, sizeof(struct fbcurpos));
-	ret |= copy_in_user(&p->cmap, &argp->cmap, 2 * sizeof(int));
-	ret |= get_user(addr, &argp->cmap.red);
-	ret |= put_user(compat_ptr(addr), &p->cmap.red);
-	ret |= get_user(addr, &argp->cmap.green);
-	ret |= put_user(compat_ptr(addr), &p->cmap.green);
-	ret |= get_user(addr, &argp->cmap.blue);
-	ret |= put_user(compat_ptr(addr), &p->cmap.blue);
-	ret |= get_user(addr, &argp->mask);
-	ret |= put_user(compat_ptr(addr), &p->mask);
-	ret |= get_user(addr, &argp->image);
-	ret |= put_user(compat_ptr(addr), &p->image);
-	if (ret)
-		return -EFAULT;
-	return sys_ioctl (fd, FBIOSCURSOR, (unsigned long)p);
-}
-
 #define COMPATIBLE_IOCTL(cmd)		HANDLE_IOCTL((cmd),sys_ioctl)
 #define HANDLE_IOCTL(cmd,handler)	{ (cmd), (ioctl_trans_handler_t)(handler), NULL },
 #define IOCTL_TABLE_START \
@@ -103,22 +27,6 @@ IOCTL_TABLE_START
 #include <linux/compat_ioctl.h>
 #define DECLARES
 #include "compat_ioctl.c"
-COMPATIBLE_IOCTL(FBIOGTYPE)
-COMPATIBLE_IOCTL(FBIOSATTR)
-COMPATIBLE_IOCTL(FBIOGATTR)
-COMPATIBLE_IOCTL(FBIOSVIDEO)
-COMPATIBLE_IOCTL(FBIOGVIDEO)
-COMPATIBLE_IOCTL(FBIOGCURSOR32)  /* This is not implemented yet. Later it should be converted... */
-COMPATIBLE_IOCTL(FBIOSCURPOS)
-COMPATIBLE_IOCTL(FBIOGCURPOS)
-COMPATIBLE_IOCTL(FBIOGCURMAX)
-/* Little k */
-/* Little v, the video4linux ioctls */
-/* And these ioctls need translation */
-/* Note SIOCRTMSG is no longer, so this is safe and * the user would have seen just an -EINVAL anyways. */
-HANDLE_IOCTL(FBIOPUTCMAP32, fbiogetputcmap)
-HANDLE_IOCTL(FBIOGETCMAP32, fbiogetputcmap)
-HANDLE_IOCTL(FBIOSCURSOR32, fbiogscursor)
 #if 0
 HANDLE_IOCTL(RTC32_IRQP_READ, do_rtc_ioctl)
 HANDLE_IOCTL(RTC32_IRQP_SET, do_rtc_ioctl)
diff --git a/drivers/sbus/char/rtc.c b/drivers/sbus/char/rtc.c
index 5774bdd0e26f..9b988baf0b51 100644
--- a/drivers/sbus/char/rtc.c
+++ b/drivers/sbus/char/rtc.c
@@ -210,27 +210,6 @@ static int rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
 	}
 }
 
-static long rtc_compat_ioctl(struct file *file, unsigned int cmd,
-	unsigned long arg)
-{
-	int rval = -ENOIOCTLCMD;
-
-	switch (cmd) {
-	/*
-	 * These two are specific to this driver, the generic rtc ioctls
-	 * are hanlded elsewhere.
-	 */
-	case RTCGET:
-	case RTCSET:
-		lock_kernel();
-		rval = rtc_ioctl(file->f_dentry->d_inode, file, cmd, arg);
-		unlock_kernel();
-		break;
-	}
-
-	return rval;
-}
-
 static int rtc_open(struct inode *inode, struct file *file)
 {
 	int ret;
@@ -258,7 +237,6 @@ static struct file_operations rtc_fops = {
 	.owner =	THIS_MODULE,
 	.llseek =	no_llseek,
 	.ioctl =	rtc_ioctl,
-	.compat_ioctl =	rtc_compat_ioctl,
 	.open =		rtc_open,
 	.release =	rtc_release,
 };
diff --git a/drivers/video/bw2.c b/drivers/video/bw2.c
index f53bf3ba1278..d3728f60961e 100644
--- a/drivers/video/bw2.c
+++ b/drivers/video/bw2.c
@@ -51,6 +51,9 @@ static struct fb_ops bw2_ops = {
 	.fb_imageblit		= cfb_imageblit,
 	.fb_mmap		= bw2_mmap,
 	.fb_ioctl		= bw2_ioctl,
+#ifdef CONFIG_COMPAT
+	.fb_compat_ioctl	= sbusfb_compat_ioctl,
+#endif
 };
 
 /* OBio addresses for the bwtwo registers */
diff --git a/drivers/video/cg14.c b/drivers/video/cg14.c
index 030d4b13b1c2..1bed50f2a276 100644
--- a/drivers/video/cg14.c
+++ b/drivers/video/cg14.c
@@ -49,6 +49,9 @@ static struct fb_ops cg14_ops = {
 	.fb_imageblit		= cfb_imageblit,
 	.fb_mmap		= cg14_mmap,
 	.fb_ioctl		= cg14_ioctl,
+#ifdef CONFIG_COMPAT
+	.fb_compat_ioctl	= sbusfb_compat_ioctl,
+#endif
 };
 
 #define CG14_MCR_INTENABLE_SHIFT	7
diff --git a/drivers/video/cg3.c b/drivers/video/cg3.c
index b94eee8c42d5..a1354e7e0513 100644
--- a/drivers/video/cg3.c
+++ b/drivers/video/cg3.c
@@ -50,6 +50,9 @@ static struct fb_ops cg3_ops = {
 	.fb_imageblit		= cfb_imageblit,
 	.fb_mmap		= cg3_mmap,
 	.fb_ioctl		= cg3_ioctl,
+#ifdef CONFIG_COMPAT
+	.fb_compat_ioctl	= sbusfb_compat_ioctl,
+#endif
 };
 
 
diff --git a/drivers/video/cg6.c b/drivers/video/cg6.c
index 414c4409e924..9debe642fd2f 100644
--- a/drivers/video/cg6.c
+++ b/drivers/video/cg6.c
@@ -54,6 +54,9 @@ static struct fb_ops cg6_ops = {
 	.fb_sync		= cg6_sync,
 	.fb_mmap		= cg6_mmap,
 	.fb_ioctl		= cg6_ioctl,
+#ifdef CONFIG_COMPAT
+	.fb_compat_ioctl	= sbusfb_compat_ioctl,
+#endif
 };
 
 /* Offset of interesting structures in the OBIO space */
diff --git a/drivers/video/ffb.c b/drivers/video/ffb.c
index 04417dc16c2e..2584daec7bbf 100644
--- a/drivers/video/ffb.c
+++ b/drivers/video/ffb.c
@@ -57,6 +57,9 @@ static struct fb_ops ffb_ops = {
 	.fb_sync		= ffb_sync,
 	.fb_mmap		= ffb_mmap,
 	.fb_ioctl		= ffb_ioctl,
+#ifdef CONFIG_COMPAT
+	.fb_compat_ioctl	= sbusfb_compat_ioctl,
+#endif
 };
 
 /* Register layout and definitions */
diff --git a/drivers/video/leo.c b/drivers/video/leo.c
index 84a7fe435bb8..376d4a171ec7 100644
--- a/drivers/video/leo.c
+++ b/drivers/video/leo.c
@@ -51,6 +51,9 @@ static struct fb_ops leo_ops = {
 	.fb_imageblit		= cfb_imageblit,
 	.fb_mmap		= leo_mmap,
 	.fb_ioctl		= leo_ioctl,
+#ifdef CONFIG_COMPAT
+	.fb_compat_ioctl	= sbusfb_compat_ioctl,
+#endif
 };
 
 #define LEO_OFF_LC_SS0_KRN	0x00200000UL
diff --git a/drivers/video/p9100.c b/drivers/video/p9100.c
index 9aaf65fb623a..18bcda23d2cf 100644
--- a/drivers/video/p9100.c
+++ b/drivers/video/p9100.c
@@ -48,6 +48,9 @@ static struct fb_ops p9100_ops = {
 	.fb_imageblit		= cfb_imageblit,
 	.fb_mmap		= p9100_mmap,
 	.fb_ioctl		= p9100_ioctl,
+#ifdef CONFIG_COMPAT
+	.fb_compat_ioctl	= sbusfb_compat_ioctl,
+#endif
 };
 
 /* P9100 control registers */
diff --git a/drivers/video/sbuslib.c b/drivers/video/sbuslib.c
index 34f72edba820..646c43f921c5 100644
--- a/drivers/video/sbuslib.c
+++ b/drivers/video/sbuslib.c
@@ -3,6 +3,7 @@
  * Copyright (C) 2003 David S. Miller (davem@redhat.com)
  */
 
+#include <linux/compat.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/string.h>
@@ -182,3 +183,109 @@ int sbusfb_ioctl_helper(unsigned long cmd, unsigned long arg,
 	};
 }
 EXPORT_SYMBOL(sbusfb_ioctl_helper);
+
+#ifdef CONFIG_COMPAT
+struct  fbcmap32 {
+	int             index;          /* first element (0 origin) */
+	int             count;
+	u32		red;
+	u32		green;
+	u32		blue;
+};
+
+#define FBIOPUTCMAP32	_IOW('F', 3, struct fbcmap32)
+#define FBIOGETCMAP32	_IOW('F', 4, struct fbcmap32)
+
+static int fbiogetputcmap(struct file *file, struct fb_info *info,
+		unsigned int cmd, unsigned long arg)
+{
+	struct fbcmap32 __user *argp = (void __user *)arg;
+	struct fbcmap __user *p = compat_alloc_user_space(sizeof(*p));
+	u32 addr;
+	int ret;
+
+	ret = copy_in_user(p, argp, 2 * sizeof(int));
+	ret |= get_user(addr, &argp->red);
+	ret |= put_user(compat_ptr(addr), &p->red);
+	ret |= get_user(addr, &argp->green);
+	ret |= put_user(compat_ptr(addr), &p->green);
+	ret |= get_user(addr, &argp->blue);
+	ret |= put_user(compat_ptr(addr), &p->blue);
+	if (ret)
+		return -EFAULT;
+	return info->fbops->fb_ioctl(file->f_dentry->d_inode, file,
+			(cmd == FBIOPUTCMAP32) ?
+			FBIOPUTCMAP_SPARC : FBIOGETCMAP_SPARC,
+			(unsigned long)p, info);
+}
+
+struct fbcursor32 {
+	short set;		/* what to set, choose from the list above */
+	short enable;		/* cursor on/off */
+	struct fbcurpos pos;	/* cursor position */
+	struct fbcurpos hot;	/* cursor hot spot */
+	struct fbcmap32 cmap;	/* color map info */
+	struct fbcurpos size;	/* cursor bit map size */
+	u32	image;		/* cursor image bits */
+	u32	mask;		/* cursor mask bits */
+};
+
+#define FBIOSCURSOR32	_IOW('F', 24, struct fbcursor32)
+#define FBIOGCURSOR32	_IOW('F', 25, struct fbcursor32)
+
+static int fbiogscursor(struct file *file, struct fb_info *info,
+		unsigned long arg)
+{
+	struct fbcursor __user *p = compat_alloc_user_space(sizeof(*p));
+	struct fbcursor32 __user *argp =  (void __user *)arg;
+	compat_uptr_t addr;
+	int ret;
+
+	ret = copy_in_user(p, argp,
+			      2 * sizeof (short) + 2 * sizeof(struct fbcurpos));
+	ret |= copy_in_user(&p->size, &argp->size, sizeof(struct fbcurpos));
+	ret |= copy_in_user(&p->cmap, &argp->cmap, 2 * sizeof(int));
+	ret |= get_user(addr, &argp->cmap.red);
+	ret |= put_user(compat_ptr(addr), &p->cmap.red);
+	ret |= get_user(addr, &argp->cmap.green);
+	ret |= put_user(compat_ptr(addr), &p->cmap.green);
+	ret |= get_user(addr, &argp->cmap.blue);
+	ret |= put_user(compat_ptr(addr), &p->cmap.blue);
+	ret |= get_user(addr, &argp->mask);
+	ret |= put_user(compat_ptr(addr), &p->mask);
+	ret |= get_user(addr, &argp->image);
+	ret |= put_user(compat_ptr(addr), &p->image);
+	if (ret)
+		return -EFAULT;
+	return info->fbops->fb_ioctl(file->f_dentry->d_inode, file,
+			FBIOSCURSOR, (unsigned long)p, info);
+}
+
+long sbusfb_compat_ioctl(struct file *file, unsigned int cmd,
+		unsigned long arg, struct fb_info *info)
+{
+	switch (cmd) {
+	case FBIOGTYPE:
+	case FBIOSATTR:
+	case FBIOGATTR:
+	case FBIOSVIDEO:
+	case FBIOGVIDEO:
+	case FBIOGCURSOR32:	/* This is not implemented yet.
+				   Later it should be converted... */
+	case FBIOSCURPOS:
+	case FBIOGCURPOS:
+	case FBIOGCURMAX:
+		return info->fbops->fb_ioctl(file->f_dentry->d_inode,
+				file, cmd, arg, info);
+	case FBIOPUTCMAP32:
+		return fbiogetputcmap(file, info, cmd, arg);
+	case FBIOGETCMAP32:
+		return fbiogetputcmap(file, info, cmd, arg);
+	case FBIOSCURSOR32:
+		return fbiogscursor(file, info, arg);
+	default:
+		return -ENOIOCTLCMD;
+	}
+}
+EXPORT_SYMBOL(sbusfb_compat_ioctl);
+#endif
diff --git a/drivers/video/sbuslib.h b/drivers/video/sbuslib.h
index a6aa33ba09d6..b470e52ce9e2 100644
--- a/drivers/video/sbuslib.h
+++ b/drivers/video/sbuslib.h
@@ -20,5 +20,7 @@ extern int sbusfb_mmap_helper(struct sbus_mmap_map *map,
 int sbusfb_ioctl_helper(unsigned long cmd, unsigned long arg,
 			struct fb_info *info,
 			int type, int fb_depth, unsigned long fb_size);
+long sbusfb_compat_ioctl(struct file *file, unsigned int cmd,
+		unsigned long arg, struct fb_info *info);
 
 #endif /* _SBUSLIB_H */
diff --git a/drivers/video/tcx.c b/drivers/video/tcx.c
index 59fff29bc02e..fe4f63f3849d 100644
--- a/drivers/video/tcx.c
+++ b/drivers/video/tcx.c
@@ -52,6 +52,9 @@ static struct fb_ops tcx_ops = {
 	.fb_imageblit		= cfb_imageblit,
 	.fb_mmap		= tcx_mmap,
 	.fb_ioctl		= tcx_ioctl,
+#ifdef CONFIG_COMPAT
+	.fb_compat_ioctl	= sbusfb_compat_ioctl,
+#endif
 };
 
 /* THC definitions */
diff --git a/include/linux/compat_ioctl.h b/include/linux/compat_ioctl.h
index 2209ad3499a3..174f3379e5d9 100644
--- a/include/linux/compat_ioctl.h
+++ b/include/linux/compat_ioctl.h
@@ -259,6 +259,14 @@ COMPATIBLE_IOCTL(RTC_RD_TIME)
 COMPATIBLE_IOCTL(RTC_SET_TIME)
 COMPATIBLE_IOCTL(RTC_WKALM_SET)
 COMPATIBLE_IOCTL(RTC_WKALM_RD)
+/*
+ * These two are only for the sbus rtc driver, but
+ * hwclock tries them on every rtc device first when
+ * running on sparc.  On other architectures the entries
+ * are useless but harmless.
+ */
+COMPATIBLE_IOCTL(_IOR('p', 20, int[7])) /* RTCGET */
+COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */
 /* Little m */
 COMPATIBLE_IOCTL(MTIOCTOP)
 /* Socket level stuff */