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yaml
---
r: 117243
b: refs/heads/master
c: 4956887
h: refs/heads/master
i:
  117241: 230e9cf
  117239: 13d38b4
v: v3
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Eric Anholt authored and Dave Airlie committed Oct 23, 2008
1 parent 371a007 commit 753b6e5
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Showing 2 changed files with 35 additions and 1 deletion.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 42f52ef8d96b1434f12ad9f895b5412fda392847
refs/heads/master: 49568873705e45a0de77b7824a9a46d3201019a7
34 changes: 34 additions & 0 deletions trunk/drivers/gpu/drm/drm_ioc32.c
Original file line number Diff line number Diff line change
Expand Up @@ -64,6 +64,8 @@
#define DRM_IOCTL_SG_ALLOC32 DRM_IOW( 0x38, drm_scatter_gather32_t)
#define DRM_IOCTL_SG_FREE32 DRM_IOW( 0x39, drm_scatter_gather32_t)

#define DRM_IOCTL_UPDATE_DRAW32 DRM_IOW( 0x3f, drm_update_draw32_t)

#define DRM_IOCTL_WAIT_VBLANK32 DRM_IOWR(0x3a, drm_wait_vblank32_t)

typedef struct drm_version_32 {
Expand Down Expand Up @@ -952,6 +954,37 @@ static int compat_drm_sg_free(struct file *file, unsigned int cmd,
DRM_IOCTL_SG_FREE, (unsigned long)request);
}

typedef struct drm_update_draw32 {
drm_drawable_t handle;
unsigned int type;
unsigned int num;
/* 64-bit version has a 32-bit pad here */
u64 data; /**< Pointer */
} __attribute__((packed)) drm_update_draw32_t;

static int compat_drm_update_draw(struct file *file, unsigned int cmd,
unsigned long arg)
{
drm_update_draw32_t update32;
struct drm_update_draw __user *request;
int err;

if (copy_from_user(&update32, (void __user *)arg, sizeof(update32)))
return -EFAULT;

request = compat_alloc_user_space(sizeof(*request));
if (!access_ok(VERIFY_WRITE, request, sizeof(*request)) ||
__put_user(update32.handle, &request->handle) ||
__put_user(update32.type, &request->type) ||
__put_user(update32.num, &request->num) ||
__put_user(update32.data, &request->data))
return -EFAULT;

err = drm_ioctl(file->f_path.dentry->d_inode, file,
DRM_IOCTL_UPDATE_DRAW, (unsigned long)request);
return err;
}

struct drm_wait_vblank_request32 {
enum drm_vblank_seq_type type;
unsigned int sequence;
Expand Down Expand Up @@ -1033,6 +1066,7 @@ drm_ioctl_compat_t *drm_compat_ioctls[] = {
#endif
[DRM_IOCTL_NR(DRM_IOCTL_SG_ALLOC32)] = compat_drm_sg_alloc,
[DRM_IOCTL_NR(DRM_IOCTL_SG_FREE32)] = compat_drm_sg_free,
[DRM_IOCTL_NR(DRM_IOCTL_UPDATE_DRAW32)] = compat_drm_update_draw,
[DRM_IOCTL_NR(DRM_IOCTL_WAIT_VBLANK32)] = compat_drm_wait_vblank,
};

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