[SPARC64]: remove drm compat ioctl handling

drivers/drm/ now implements proper ->compat_ioctl methods, so this isn't
needed anymore.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: David S. Miller <davem@davemloft.net>

arch/sparc64/kernel/ioctl32.c

@@ -97,357 +97,6 @@ static int fbiogscursor(unsigned int fd, unsigned int cmd, unsigned long arg)
 	return sys_ioctl (fd, FBIOSCURSOR, (unsigned long)p);
 }
 
-#if defined(CONFIG_DRM) || defined(CONFIG_DRM_MODULE)
-/* This really belongs in include/linux/drm.h -DaveM */
-#include "../../../drivers/char/drm/drm.h"
-
-typedef struct drm32_version {
-	int    version_major;	  /* Major version			    */
-	int    version_minor;	  /* Minor version			    */
-	int    version_patchlevel;/* Patch level			    */
-	int    name_len;	  /* Length of name buffer		    */
-	u32    name;		  /* Name of driver			    */
-	int    date_len;	  /* Length of date buffer		    */
-	u32    date;		  /* User-space buffer to hold date	    */
-	int    desc_len;	  /* Length of desc buffer		    */
-	u32    desc;		  /* User-space buffer to hold desc	    */
-} drm32_version_t;
-#define DRM32_IOCTL_VERSION    DRM_IOWR(0x00, drm32_version_t)
-
-static int drm32_version(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
-	drm32_version_t __user *uversion = (drm32_version_t __user *)arg;
-	drm_version_t __user *p = compat_alloc_user_space(sizeof(*p));
-	compat_uptr_t addr;
-	int n;
-	int ret;
-
-	if (clear_user(p, 3 * sizeof(int)) ||
-	    get_user(n, &uversion->name_len) ||
-	    put_user(n, &p->name_len) ||
-	    get_user(addr, &uversion->name) ||
-	    put_user(compat_ptr(addr), &p->name) ||
-	    get_user(n, &uversion->date_len) ||
-	    put_user(n, &p->date_len) ||
-	    get_user(addr, &uversion->date) ||
-	    put_user(compat_ptr(addr), &p->date) ||
-	    get_user(n, &uversion->desc_len) ||
-	    put_user(n, &p->desc_len) ||
-	    get_user(addr, &uversion->desc) ||
-	    put_user(compat_ptr(addr), &p->desc))
-		return -EFAULT;
-
-        ret = sys_ioctl(fd, DRM_IOCTL_VERSION, (unsigned long)p);
-	if (ret)
-		return ret;
-
-	if (copy_in_user(uversion, p, 3 * sizeof(int)) ||
-	    get_user(n, &p->name_len) ||
-	    put_user(n, &uversion->name_len) ||
-	    get_user(n, &p->date_len) ||
-	    put_user(n, &uversion->date_len) ||
-	    get_user(n, &p->desc_len) ||
-	    put_user(n, &uversion->desc_len))
-		return -EFAULT;
-
-	return 0;
-}
-
-typedef struct drm32_unique {
-	int	unique_len;	  /* Length of unique			    */
-	u32	unique;		  /* Unique name for driver instantiation   */
-} drm32_unique_t;
-#define DRM32_IOCTL_GET_UNIQUE DRM_IOWR(0x01, drm32_unique_t)
-#define DRM32_IOCTL_SET_UNIQUE DRM_IOW( 0x10, drm32_unique_t)
-
-static int drm32_getsetunique(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
-	drm32_unique_t __user *uarg = (drm32_unique_t __user *)arg;
-	drm_unique_t __user *p = compat_alloc_user_space(sizeof(*p));
-	compat_uptr_t addr;
-	int n;
-	int ret;
-
-	if (get_user(n, &uarg->unique_len) ||
-	    put_user(n, &p->unique_len) ||
-	    get_user(addr, &uarg->unique) ||
-	    put_user(compat_ptr(addr), &p->unique))
-		return -EFAULT;
-
-	if (cmd == DRM32_IOCTL_GET_UNIQUE)
-		ret = sys_ioctl (fd, DRM_IOCTL_GET_UNIQUE, (unsigned long)p);
-	else
-		ret = sys_ioctl (fd, DRM_IOCTL_SET_UNIQUE, (unsigned long)p);
-
-	if (ret)
-		return ret;
-
-	if (get_user(n, &p->unique_len) || put_user(n, &uarg->unique_len))
-		return -EFAULT;
-
-	return 0;
-}
-
-typedef struct drm32_map {
-	u32		offset;	 /* Requested physical address (0 for SAREA)*/
-	u32		size;	 /* Requested physical size (bytes)	    */
-	drm_map_type_t	type;	 /* Type of memory to map		    */
-	drm_map_flags_t flags;	 /* Flags				    */
-	u32		handle;  /* User-space: "Handle" to pass to mmap    */
-				 /* Kernel-space: kernel-virtual address    */
-	int		mtrr;	 /* MTRR slot used			    */
-				 /* Private data			    */
-} drm32_map_t;
-#define DRM32_IOCTL_ADD_MAP    DRM_IOWR(0x15, drm32_map_t)
-
-static int drm32_addmap(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
-	drm32_map_t __user *uarg = (drm32_map_t __user *) arg;
-	drm_map_t karg;
-	mm_segment_t old_fs;
-	u32 tmp;
-	int ret;
-
-	ret  = get_user(karg.offset, &uarg->offset);
-	ret |= get_user(karg.size, &uarg->size);
-	ret |= get_user(karg.type, &uarg->type);
-	ret |= get_user(karg.flags, &uarg->flags);
-	ret |= get_user(tmp, &uarg->handle);
-	ret |= get_user(karg.mtrr, &uarg->mtrr);
-	if (ret)
-		return -EFAULT;
-
-	karg.handle = (void *) (unsigned long) tmp;
-
-	old_fs = get_fs();
-	set_fs(KERNEL_DS);
-	ret = sys_ioctl(fd, DRM_IOCTL_ADD_MAP, (unsigned long) &karg);
-	set_fs(old_fs);
-
-	if (!ret) {
-		ret  = put_user(karg.offset, &uarg->offset);
-		ret |= put_user(karg.size, &uarg->size);
-		ret |= put_user(karg.type, &uarg->type);
-		ret |= put_user(karg.flags, &uarg->flags);
-		tmp = (u32) (long)karg.handle;
-		ret |= put_user(tmp, &uarg->handle);
-		ret |= put_user(karg.mtrr, &uarg->mtrr);
-		if (ret)
-			ret = -EFAULT;
-	}
-
-	return ret;
-}
-
-typedef struct drm32_buf_info {
-	int	       count;	/* Entries in list			     */
-	u32	       list;    /* (drm_buf_desc_t *) */ 
-} drm32_buf_info_t;
-#define DRM32_IOCTL_INFO_BUFS  DRM_IOWR(0x18, drm32_buf_info_t)
-
-static int drm32_info_bufs(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
-	drm32_buf_info_t __user *uarg = (drm32_buf_info_t __user *)arg;
-	drm_buf_info_t __user *p = compat_alloc_user_space(sizeof(*p));
-	compat_uptr_t addr;
-	int n;
-	int ret;
-
-	if (get_user(n, &uarg->count) || put_user(n, &p->count) ||
-	    get_user(addr, &uarg->list) || put_user(compat_ptr(addr), &p->list))
-		return -EFAULT;
-
-	ret = sys_ioctl(fd, DRM_IOCTL_INFO_BUFS, (unsigned long)p);
-	if (ret)
-		return ret;
-
-	if (get_user(n, &p->count) || put_user(n, &uarg->count))
-		return -EFAULT;
-
-	return 0;
-}
-
-typedef struct drm32_buf_free {
-	int	       count;
-	u32	       list;	/* (int *) */
-} drm32_buf_free_t;
-#define DRM32_IOCTL_FREE_BUFS  DRM_IOW( 0x1a, drm32_buf_free_t)
-
-static int drm32_free_bufs(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
-	drm32_buf_free_t __user *uarg = (drm32_buf_free_t __user *)arg;
-	drm_buf_free_t __user *p = compat_alloc_user_space(sizeof(*p));
-	compat_uptr_t addr;
-	int n;
-
-	if (get_user(n, &uarg->count) || put_user(n, &p->count) ||
-	    get_user(addr, &uarg->list) || put_user(compat_ptr(addr), &p->list))
-		return -EFAULT;
-
-	return sys_ioctl(fd, DRM_IOCTL_FREE_BUFS, (unsigned long)p);
-}
-
-typedef struct drm32_buf_pub {
-	int		  idx;	       /* Index into master buflist	     */
-	int		  total;       /* Buffer size			     */
-	int		  used;	       /* Amount of buffer in use (for DMA)  */
-	u32		  address;     /* Address of buffer (void *)	     */
-} drm32_buf_pub_t;
-
-typedef struct drm32_buf_map {
-	int	      count;	/* Length of buflist			    */
-	u32	      virtual;	/* Mmaped area in user-virtual (void *)	    */
-	u32 	      list;	/* Buffer information (drm_buf_pub_t *)	    */
-} drm32_buf_map_t;
-#define DRM32_IOCTL_MAP_BUFS   DRM_IOWR(0x19, drm32_buf_map_t)
-
-static int drm32_map_bufs(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
-	drm32_buf_map_t __user *uarg = (drm32_buf_map_t __user *)arg;
-	drm32_buf_pub_t __user *ulist;
-	drm_buf_map_t __user *arg64;
-	drm_buf_pub_t __user *list;
-	int orig_count, ret, i;
-	int n;
-	compat_uptr_t addr;
-
-	if (get_user(orig_count, &uarg->count))
-		return -EFAULT;
-
-	arg64 = compat_alloc_user_space(sizeof(drm_buf_map_t) +
-				(size_t)orig_count * sizeof(drm_buf_pub_t));
-	list = (void __user *)(arg64 + 1);
-
-	if (put_user(orig_count, &arg64->count) ||
-	    put_user(list, &arg64->list) ||
-	    get_user(addr, &uarg->virtual) ||
-	    put_user(compat_ptr(addr), &arg64->virtual) ||
-	    get_user(addr, &uarg->list))
-		return -EFAULT;
-
-	ulist = compat_ptr(addr);
-
-	for (i = 0; i < orig_count; i++) {
-		if (get_user(n, &ulist[i].idx) ||
-		    put_user(n, &list[i].idx) ||
-		    get_user(n, &ulist[i].total) ||
-		    put_user(n, &list[i].total) ||
-		    get_user(n, &ulist[i].used) ||
-		    put_user(n, &list[i].used) ||
-		    get_user(addr, &ulist[i].address) ||
-		    put_user(compat_ptr(addr), &list[i].address))
-			return -EFAULT;
-	}
-
-	ret = sys_ioctl(fd, DRM_IOCTL_MAP_BUFS, (unsigned long) arg64);
-	if (ret)
-		return ret;
-
-	for (i = 0; i < orig_count; i++) {
-		void __user *p;
-		if (get_user(n, &list[i].idx) ||
-		    put_user(n, &ulist[i].idx) ||
-		    get_user(n, &list[i].total) ||
-		    put_user(n, &ulist[i].total) ||
-		    get_user(n, &list[i].used) ||
-		    put_user(n, &ulist[i].used) ||
-		    get_user(p, &list[i].address) ||
-		    put_user((unsigned long)p, &ulist[i].address))
-			return -EFAULT;
-	}
-
-	if (get_user(n, &arg64->count) || put_user(n, &uarg->count))
-		return -EFAULT;
-
-	return 0;
-}
-
-typedef struct drm32_dma {
-				/* Indices here refer to the offset into
-				   buflist in drm_buf_get_t.  */
-	int		context;	  /* Context handle		    */
-	int		send_count;	  /* Number of buffers to send	    */
-	u32		send_indices;	  /* List of handles to buffers (int *) */
-	u32		send_sizes;	  /* Lengths of data to send (int *) */
-	drm_dma_flags_t flags;		  /* Flags			    */
-	int		request_count;	  /* Number of buffers requested    */
-	int		request_size;	  /* Desired size for buffers	    */
-	u32		request_indices;  /* Buffer information (int *)	    */
-	u32		request_sizes;    /* (int *) */
-	int		granted_count;	  /* Number of buffers granted	    */
-} drm32_dma_t;
-#define DRM32_IOCTL_DMA	     DRM_IOWR(0x29, drm32_dma_t)
-
-/* RED PEN	The DRM layer blindly dereferences the send/request
- * 		index/size arrays even though they are userland
- * 		pointers.  -DaveM
- */
-static int drm32_dma(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
-	drm32_dma_t __user *uarg = (drm32_dma_t __user *) arg;
-	drm_dma_t __user *p = compat_alloc_user_space(sizeof(*p));
-	compat_uptr_t addr;
-	int ret;
-
-	if (copy_in_user(p, uarg, 2 * sizeof(int)) ||
-	    get_user(addr, &uarg->send_indices) ||
-	    put_user(compat_ptr(addr), &p->send_indices) ||
-	    get_user(addr, &uarg->send_sizes) ||
-	    put_user(compat_ptr(addr), &p->send_sizes) ||
-	    copy_in_user(&p->flags, &uarg->flags, sizeof(drm_dma_flags_t)) ||
-	    copy_in_user(&p->request_count, &uarg->request_count, sizeof(int))||
-	    copy_in_user(&p->request_size, &uarg->request_size, sizeof(int)) ||
-	    get_user(addr, &uarg->request_indices) ||
-	    put_user(compat_ptr(addr), &p->request_indices) ||
-	    get_user(addr, &uarg->request_sizes) ||
-	    put_user(compat_ptr(addr), &p->request_sizes) ||
-	    copy_in_user(&p->granted_count, &uarg->granted_count, sizeof(int)))
-		return -EFAULT;
-
-	ret = sys_ioctl(fd, DRM_IOCTL_DMA, (unsigned long)p);
-	if (ret)
-		return ret;
-
-	if (copy_in_user(uarg, p, 2 * sizeof(int)) ||
-	    copy_in_user(&uarg->flags, &p->flags, sizeof(drm_dma_flags_t)) ||
-	    copy_in_user(&uarg->request_count, &p->request_count, sizeof(int))||
-	    copy_in_user(&uarg->request_size, &p->request_size, sizeof(int)) ||
-	    copy_in_user(&uarg->granted_count, &p->granted_count, sizeof(int)))
-		return -EFAULT;
-
-	return 0;
-}
-
-typedef struct drm32_ctx_res {
-	int		count;
-	u32		contexts; /* (drm_ctx_t *) */
-} drm32_ctx_res_t;
-#define DRM32_IOCTL_RES_CTX    DRM_IOWR(0x26, drm32_ctx_res_t)
-
-static int drm32_res_ctx(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
-	drm32_ctx_res_t __user *uarg = (drm32_ctx_res_t __user *) arg;
-	drm_ctx_res_t __user *p = compat_alloc_user_space(sizeof(*p));
-	compat_uptr_t addr;
-	int ret;
-
-	if (copy_in_user(p, uarg, sizeof(int)) ||
-	    get_user(addr, &uarg->contexts) ||
-	    put_user(compat_ptr(addr), &p->contexts))
-		return -EFAULT;
-
-	ret = sys_ioctl(fd, DRM_IOCTL_RES_CTX, (unsigned long)p);
-	if (ret)
-		return ret;
-
-	if (copy_in_user(uarg, p, sizeof(int)))
-		return -EFAULT;
-
-	return 0;
-}
-
-#endif
-
 typedef int (* ioctl32_handler_t)(unsigned int, unsigned int, unsigned long, struct file *);
 
 #define COMPATIBLE_IOCTL(cmd)		HANDLE_IOCTL((cmd),sys_ioctl)
@@ -474,44 +123,11 @@ COMPATIBLE_IOCTL(FBIOGCURMAX)
 /* Little v, the video4linux ioctls */
 COMPATIBLE_IOCTL(_IOR('p', 20, int[7])) /* RTCGET */
 COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */
-/* Big A */
-#if defined(CONFIG_DRM) || defined(CONFIG_DRM_MODULE)
-COMPATIBLE_IOCTL(DRM_IOCTL_GET_MAGIC)
-COMPATIBLE_IOCTL(DRM_IOCTL_IRQ_BUSID)
-COMPATIBLE_IOCTL(DRM_IOCTL_AUTH_MAGIC)
-COMPATIBLE_IOCTL(DRM_IOCTL_BLOCK)
-COMPATIBLE_IOCTL(DRM_IOCTL_UNBLOCK)
-COMPATIBLE_IOCTL(DRM_IOCTL_CONTROL)
-COMPATIBLE_IOCTL(DRM_IOCTL_ADD_BUFS)
-COMPATIBLE_IOCTL(DRM_IOCTL_MARK_BUFS)
-COMPATIBLE_IOCTL(DRM_IOCTL_ADD_CTX)
-COMPATIBLE_IOCTL(DRM_IOCTL_RM_CTX)
-COMPATIBLE_IOCTL(DRM_IOCTL_MOD_CTX)
-COMPATIBLE_IOCTL(DRM_IOCTL_GET_CTX)
-COMPATIBLE_IOCTL(DRM_IOCTL_SWITCH_CTX)
-COMPATIBLE_IOCTL(DRM_IOCTL_NEW_CTX)
-COMPATIBLE_IOCTL(DRM_IOCTL_ADD_DRAW)
-COMPATIBLE_IOCTL(DRM_IOCTL_RM_DRAW)
-COMPATIBLE_IOCTL(DRM_IOCTL_LOCK)
-COMPATIBLE_IOCTL(DRM_IOCTL_UNLOCK)
-COMPATIBLE_IOCTL(DRM_IOCTL_FINISH)
-#endif /* DRM */
 /* 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 defined(CONFIG_DRM) || defined(CONFIG_DRM_MODULE)
-HANDLE_IOCTL(DRM32_IOCTL_VERSION, drm32_version)
-HANDLE_IOCTL(DRM32_IOCTL_GET_UNIQUE, drm32_getsetunique)
-HANDLE_IOCTL(DRM32_IOCTL_SET_UNIQUE, drm32_getsetunique)
-HANDLE_IOCTL(DRM32_IOCTL_ADD_MAP, drm32_addmap)
-HANDLE_IOCTL(DRM32_IOCTL_INFO_BUFS, drm32_info_bufs)
-HANDLE_IOCTL(DRM32_IOCTL_FREE_BUFS, drm32_free_bufs)
-HANDLE_IOCTL(DRM32_IOCTL_MAP_BUFS, drm32_map_bufs)
-HANDLE_IOCTL(DRM32_IOCTL_DMA, drm32_dma)
-HANDLE_IOCTL(DRM32_IOCTL_RES_CTX, drm32_res_ctx)
-#endif /* DRM */
 #if 0
 HANDLE_IOCTL(RTC32_IRQP_READ, do_rtc_ioctl)
 HANDLE_IOCTL(RTC32_IRQP_SET, do_rtc_ioctl)