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path: root/drivers/char/drm/i915_ioc32.c
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Diffstat (limited to 'drivers/char/drm/i915_ioc32.c')
-rw-r--r--drivers/char/drm/i915_ioc32.c64
1 files changed, 33 insertions, 31 deletions
diff --git a/drivers/char/drm/i915_ioc32.c b/drivers/char/drm/i915_ioc32.c
index fe009e1b3a3f9..2218a946ec872 100644
--- a/drivers/char/drm/i915_ioc32.c
+++ b/drivers/char/drm/i915_ioc32.c
@@ -3,7 +3,7 @@
*
* 32-bit ioctl compatibility routines for the i915 DRM.
*
- * \author Alan Hourihane <alanh@fairlite.demon.co.uk>
+ * \author Alan Hourihane <alanh@fairlite.demon.co.uk>
*
*
* Copyright (C) Paul Mackerras 2005
@@ -42,51 +42,55 @@ typedef struct _drm_i915_batchbuffer32 {
int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */
int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */
int num_cliprects; /* mulitpass with multiple cliprects? */
- u32 cliprects; /* pointer to userspace cliprects */
+ u32 cliprects; /* pointer to userspace cliprects */
} drm_i915_batchbuffer32_t;
static int compat_i915_batchbuffer(struct file *file, unsigned int cmd,
- unsigned long arg)
+ unsigned long arg)
{
drm_i915_batchbuffer32_t batchbuffer32;
drm_i915_batchbuffer_t __user *batchbuffer;
-
- if (copy_from_user(&batchbuffer32, (void __user *)arg, sizeof(batchbuffer32)))
+
+ if (copy_from_user
+ (&batchbuffer32, (void __user *)arg, sizeof(batchbuffer32)))
return -EFAULT;
-
+
batchbuffer = compat_alloc_user_space(sizeof(*batchbuffer));
if (!access_ok(VERIFY_WRITE, batchbuffer, sizeof(*batchbuffer))
|| __put_user(batchbuffer32.start, &batchbuffer->start)
|| __put_user(batchbuffer32.used, &batchbuffer->used)
|| __put_user(batchbuffer32.DR1, &batchbuffer->DR1)
|| __put_user(batchbuffer32.DR4, &batchbuffer->DR4)
- || __put_user(batchbuffer32.num_cliprects, &batchbuffer->num_cliprects)
+ || __put_user(batchbuffer32.num_cliprects,
+ &batchbuffer->num_cliprects)
|| __put_user((int __user *)(unsigned long)batchbuffer32.cliprects,
&batchbuffer->cliprects))
return -EFAULT;
-
+
return drm_ioctl(file->f_dentry->d_inode, file,
- DRM_IOCTL_I915_BATCHBUFFER, (unsigned long) batchbuffer);
+ DRM_IOCTL_I915_BATCHBUFFER,
+ (unsigned long)batchbuffer);
}
typedef struct _drm_i915_cmdbuffer32 {
- u32 buf; /* pointer to userspace command buffer */
+ u32 buf; /* pointer to userspace command buffer */
int sz; /* nr bytes in buf */
int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */
int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */
int num_cliprects; /* mulitpass with multiple cliprects? */
- u32 cliprects; /* pointer to userspace cliprects */
+ u32 cliprects; /* pointer to userspace cliprects */
} drm_i915_cmdbuffer32_t;
static int compat_i915_cmdbuffer(struct file *file, unsigned int cmd,
- unsigned long arg)
+ unsigned long arg)
{
drm_i915_cmdbuffer32_t cmdbuffer32;
drm_i915_cmdbuffer_t __user *cmdbuffer;
-
- if (copy_from_user(&cmdbuffer32, (void __user *)arg, sizeof(cmdbuffer32)))
+
+ if (copy_from_user
+ (&cmdbuffer32, (void __user *)arg, sizeof(cmdbuffer32)))
return -EFAULT;
-
+
cmdbuffer = compat_alloc_user_space(sizeof(*cmdbuffer));
if (!access_ok(VERIFY_WRITE, cmdbuffer, sizeof(*cmdbuffer))
|| __put_user((int __user *)(unsigned long)cmdbuffer32.buf,
@@ -98,9 +102,9 @@ static int compat_i915_cmdbuffer(struct file *file, unsigned int cmd,
|| __put_user((int __user *)(unsigned long)cmdbuffer32.cliprects,
&cmdbuffer->cliprects))
return -EFAULT;
-
+
return drm_ioctl(file->f_dentry->d_inode, file,
- DRM_IOCTL_I915_CMDBUFFER, (unsigned long) cmdbuffer);
+ DRM_IOCTL_I915_CMDBUFFER, (unsigned long)cmdbuffer);
}
typedef struct drm_i915_irq_emit32 {
@@ -108,12 +112,12 @@ typedef struct drm_i915_irq_emit32 {
} drm_i915_irq_emit32_t;
static int compat_i915_irq_emit(struct file *file, unsigned int cmd,
- unsigned long arg)
+ unsigned long arg)
{
drm_i915_irq_emit32_t req32;
drm_i915_irq_emit_t __user *request;
- if (copy_from_user(&req32, (void __user *) arg, sizeof(req32)))
+ if (copy_from_user(&req32, (void __user *)arg, sizeof(req32)))
return -EFAULT;
request = compat_alloc_user_space(sizeof(*request));
@@ -123,7 +127,7 @@ static int compat_i915_irq_emit(struct file *file, unsigned int cmd,
return -EFAULT;
return drm_ioctl(file->f_dentry->d_inode, file,
- DRM_IOCTL_I915_IRQ_EMIT, (unsigned long) request);
+ DRM_IOCTL_I915_IRQ_EMIT, (unsigned long)request);
}
typedef struct drm_i915_getparam32 {
int param;
@@ -131,12 +135,12 @@ typedef struct drm_i915_getparam32 {
} drm_i915_getparam32_t;
static int compat_i915_getparam(struct file *file, unsigned int cmd,
- unsigned long arg)
+ unsigned long arg)
{
drm_i915_getparam32_t req32;
drm_i915_getparam_t __user *request;
- if (copy_from_user(&req32, (void __user *) arg, sizeof(req32)))
+ if (copy_from_user(&req32, (void __user *)arg, sizeof(req32)))
return -EFAULT;
request = compat_alloc_user_space(sizeof(*request));
@@ -147,7 +151,7 @@ static int compat_i915_getparam(struct file *file, unsigned int cmd,
return -EFAULT;
return drm_ioctl(file->f_dentry->d_inode, file,
- DRM_IOCTL_I915_GETPARAM, (unsigned long) request);
+ DRM_IOCTL_I915_GETPARAM, (unsigned long)request);
}
typedef struct drm_i915_mem_alloc32 {
@@ -158,12 +162,12 @@ typedef struct drm_i915_mem_alloc32 {
} drm_i915_mem_alloc32_t;
static int compat_i915_alloc(struct file *file, unsigned int cmd,
- unsigned long arg)
+ unsigned long arg)
{
drm_i915_mem_alloc32_t req32;
drm_i915_mem_alloc_t __user *request;
- if (copy_from_user(&req32, (void __user *) arg, sizeof(req32)))
+ if (copy_from_user(&req32, (void __user *)arg, sizeof(req32)))
return -EFAULT;
request = compat_alloc_user_space(sizeof(*request));
@@ -176,10 +180,9 @@ static int compat_i915_alloc(struct file *file, unsigned int cmd,
return -EFAULT;
return drm_ioctl(file->f_dentry->d_inode, file,
- DRM_IOCTL_I915_ALLOC, (unsigned long) request);
+ DRM_IOCTL_I915_ALLOC, (unsigned long)request);
}
-
drm_ioctl_compat_t *i915_compat_ioctls[] = {
[DRM_I915_BATCHBUFFER] = compat_i915_batchbuffer,
[DRM_I915_CMDBUFFER] = compat_i915_cmdbuffer,
@@ -197,8 +200,7 @@ drm_ioctl_compat_t *i915_compat_ioctls[] = {
* \param arg user argument.
* \return zero on success or negative number on failure.
*/
-long i915_compat_ioctl(struct file *filp, unsigned int cmd,
- unsigned long arg)
+long i915_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
{
unsigned int nr = DRM_IOCTL_NR(cmd);
drm_ioctl_compat_t *fn = NULL;
@@ -206,13 +208,13 @@ long i915_compat_ioctl(struct file *filp, unsigned int cmd,
if (nr < DRM_COMMAND_BASE)
return drm_compat_ioctl(filp, cmd, arg);
-
+
if (nr < DRM_COMMAND_BASE + DRM_ARRAY_SIZE(i915_compat_ioctls))
fn = i915_compat_ioctls[nr - DRM_COMMAND_BASE];
lock_kernel(); /* XXX for now */
if (fn != NULL)
- ret = (*fn)(filp, cmd, arg);
+ ret = (*fn) (filp, cmd, arg);
else
ret = drm_ioctl(filp->f_dentry->d_inode, filp, cmd, arg);
unlock_kernel();
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-14 06:32:06 +0000