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authorArnd Bergmann <arnd@arndb.de>2019-03-14 12:14:17 +0100
committerArnd Bergmann <arnd@arndb.de>2019-10-23 17:23:44 +0200
commit0ba9841adb8659856cebb3b54a555e45a5f7fce5 (patch)
treeffb59552958aac22de027ba8b1381d71004fd329
parent1207045da5a7c94344e0ea9a9e7495985eef499a (diff)
downloadlinux-0ba9841adb8659856cebb3b54a555e45a5f7fce5.tar.bz2
compat_ioctl: move ATYFB_CLK handling to atyfb driver
These are two obscure ioctl commands, in a driver that only has compatible commands, so just let the driver handle this itself. Acked-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
-rw-r--r--drivers/video/fbdev/aty/atyfb_base.c12
-rw-r--r--fs/compat_ioctl.c2
2 files changed, 11 insertions, 3 deletions
diff --git a/drivers/video/fbdev/aty/atyfb_base.c b/drivers/video/fbdev/aty/atyfb_base.c
index 6dda5d885a03..79d548746efd 100644
--- a/drivers/video/fbdev/aty/atyfb_base.c
+++ b/drivers/video/fbdev/aty/atyfb_base.c
@@ -48,7 +48,7 @@
******************************************************************************/
-
+#include <linux/compat.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/kernel.h>
@@ -235,6 +235,13 @@ static int atyfb_pan_display(struct fb_var_screeninfo *var,
struct fb_info *info);
static int atyfb_blank(int blank, struct fb_info *info);
static int atyfb_ioctl(struct fb_info *info, u_int cmd, u_long arg);
+#ifdef CONFIG_COMPAT
+static int atyfb_compat_ioctl(struct fb_info *info, u_int cmd, u_long arg)
+{
+ return atyfb_ioctl(info, cmd, (u_long)compat_ptr(arg));
+}
+#endif
+
#ifdef __sparc__
static int atyfb_mmap(struct fb_info *info, struct vm_area_struct *vma);
#endif
@@ -290,6 +297,9 @@ static struct fb_ops atyfb_ops = {
.fb_pan_display = atyfb_pan_display,
.fb_blank = atyfb_blank,
.fb_ioctl = atyfb_ioctl,
+#ifdef CONFIG_COMPAT
+ .fb_compat_ioctl = atyfb_compat_ioctl,
+#endif
.fb_fillrect = atyfb_fillrect,
.fb_copyarea = atyfb_copyarea,
.fb_imageblit = atyfb_imageblit,
diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
index b65eef3d4787..a4e8fb7da968 100644
--- a/fs/compat_ioctl.c
+++ b/fs/compat_ioctl.c
@@ -696,8 +696,6 @@ COMPATIBLE_IOCTL(CAPI_CLR_FLAGS)
COMPATIBLE_IOCTL(CAPI_NCCI_OPENCOUNT)
COMPATIBLE_IOCTL(CAPI_NCCI_GETUNIT)
/* Misc. */
-COMPATIBLE_IOCTL(0x41545900) /* ATYIO_CLKR */
-COMPATIBLE_IOCTL(0x41545901) /* ATYIO_CLKW */
COMPATIBLE_IOCTL(PCIIOC_CONTROLLER)
COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_IO)
COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_MEM)