* IN THE SOFTWARE.
*/
#include <linux/compat.h>
-#include <linux/ioctl32.h>
#include "drmP.h"
#include "drm.h"
typedef struct drm32_mga_init {
int func;
- u32 sarea_priv_offset;
+ u32 sarea_priv_offset;
int chipset;
- int sgram;
+ int sgram;
unsigned int maccess;
- unsigned int fb_cpp;
+ unsigned int fb_cpp;
unsigned int front_offset, front_pitch;
- unsigned int back_offset, back_pitch;
- unsigned int depth_cpp;
- unsigned int depth_offset, depth_pitch;
- unsigned int texture_offset[MGA_NR_TEX_HEAPS];
- unsigned int texture_size[MGA_NR_TEX_HEAPS];
+ unsigned int back_offset, back_pitch;
+ unsigned int depth_cpp;
+ unsigned int depth_offset, depth_pitch;
+ unsigned int texture_offset[MGA_NR_TEX_HEAPS];
+ unsigned int texture_size[MGA_NR_TEX_HEAPS];
u32 fb_offset;
u32 mmio_offset;
u32 status_offset;
drm_mga_init32_t init32;
drm_mga_init_t __user *init;
int err = 0, i;
-
+
if (copy_from_user(&init32, (void __user *)arg, sizeof(init32)))
return -EFAULT;
-
+
init = compat_alloc_user_space(sizeof(*init));
if (!access_ok(VERIFY_WRITE, init, sizeof(*init))
|| __put_user(init32.func, &init->func)
|| __put_user(init32.primary_offset, &init->primary_offset)
|| __put_user(init32.buffers_offset, &init->buffers_offset))
return -EFAULT;
-
- for (i=0; i<MGA_NR_TEX_HEAPS; i++)
- {
- err |= __put_user(init32.texture_offset[i], &init->texture_offset[i]);
- err |= __put_user(init32.texture_size[i], &init->texture_size[i]);
+
+ for (i = 0; i < MGA_NR_TEX_HEAPS; i++) {
+ err |=
+ __put_user(init32.texture_offset[i],
+ &init->texture_offset[i]);
+ err |=
+ __put_user(init32.texture_size[i], &init->texture_size[i]);
}
if (err)
return -EFAULT;
-
+
return drm_ioctl(file->f_dentry->d_inode, file,
- DRM_IOCTL_MGA_INIT, (unsigned long) init);
+ DRM_IOCTL_MGA_INIT, (unsigned long)init);
}
-
typedef struct drm_mga_getparam32 {
int param;
u32 value;
} drm_mga_getparam32_t;
-
static int compat_mga_getparam(struct file *file, unsigned int cmd,
unsigned long arg)
{
drm_mga_getparam32_t getparam32;
drm_mga_getparam_t __user *getparam;
-
+
if (copy_from_user(&getparam32, (void __user *)arg, sizeof(getparam32)))
return -EFAULT;
getparam = compat_alloc_user_space(sizeof(*getparam));
if (!access_ok(VERIFY_WRITE, getparam, sizeof(*getparam))
|| __put_user(getparam32.param, &getparam->param)
- || __put_user((void __user *)(unsigned long)getparam32.value, &getparam->value))
+ || __put_user((void __user *)(unsigned long)getparam32.value,
+ &getparam->value))
return -EFAULT;
- return drm_ioctl(file->f_dentry->d_inode, file,
+ return drm_ioctl(file->f_dentry->d_inode, file,
DRM_IOCTL_MGA_GETPARAM, (unsigned long)getparam);
}
+typedef struct drm_mga_drm_bootstrap32 {
+ u32 texture_handle;
+ u32 texture_size;
+ u32 primary_size;
+ u32 secondary_bin_count;
+ u32 secondary_bin_size;
+ u32 agp_mode;
+ u8 agp_size;
+} drm_mga_dma_bootstrap32_t;
+
+static int compat_mga_dma_bootstrap(struct file *file, unsigned int cmd,
+ unsigned long arg)
+{
+ drm_mga_dma_bootstrap32_t dma_bootstrap32;
+ drm_mga_dma_bootstrap_t __user *dma_bootstrap;
+ int err;
+
+ if (copy_from_user(&dma_bootstrap32, (void __user *)arg,
+ sizeof(dma_bootstrap32)))
+ return -EFAULT;
+
+ dma_bootstrap = compat_alloc_user_space(sizeof(*dma_bootstrap));
+ if (!access_ok(VERIFY_WRITE, dma_bootstrap, sizeof(*dma_bootstrap))
+ || __put_user(dma_bootstrap32.texture_handle,
+ &dma_bootstrap->texture_handle)
+ || __put_user(dma_bootstrap32.texture_size,
+ &dma_bootstrap->texture_size)
+ || __put_user(dma_bootstrap32.primary_size,
+ &dma_bootstrap->primary_size)
+ || __put_user(dma_bootstrap32.secondary_bin_count,
+ &dma_bootstrap->secondary_bin_count)
+ || __put_user(dma_bootstrap32.secondary_bin_size,
+ &dma_bootstrap->secondary_bin_size)
+ || __put_user(dma_bootstrap32.agp_mode, &dma_bootstrap->agp_mode)
+ || __put_user(dma_bootstrap32.agp_size, &dma_bootstrap->agp_size))
+ return -EFAULT;
+
+ err = drm_ioctl(file->f_dentry->d_inode, file,
+ DRM_IOCTL_MGA_DMA_BOOTSTRAP,
+ (unsigned long)dma_bootstrap);
+ if (err)
+ return err;
+
+ if (__get_user(dma_bootstrap32.texture_handle,
+ &dma_bootstrap->texture_handle)
+ || __get_user(dma_bootstrap32.texture_size,
+ &dma_bootstrap->texture_size)
+ || __get_user(dma_bootstrap32.primary_size,
+ &dma_bootstrap->primary_size)
+ || __get_user(dma_bootstrap32.secondary_bin_count,
+ &dma_bootstrap->secondary_bin_count)
+ || __get_user(dma_bootstrap32.secondary_bin_size,
+ &dma_bootstrap->secondary_bin_size)
+ || __get_user(dma_bootstrap32.agp_mode, &dma_bootstrap->agp_mode)
+ || __get_user(dma_bootstrap32.agp_size, &dma_bootstrap->agp_size))
+ return -EFAULT;
+
+ if (copy_to_user((void __user *)arg, &dma_bootstrap32,
+ sizeof(dma_bootstrap32)))
+ return -EFAULT;
+
+ return 0;
+}
+
drm_ioctl_compat_t *mga_compat_ioctls[] = {
[DRM_MGA_INIT] = compat_mga_init,
[DRM_MGA_GETPARAM] = compat_mga_getparam,
+ [DRM_MGA_DMA_BOOTSTRAP] = compat_mga_dma_bootstrap,
};
/**
* \param arg user argument.
* \return zero on success or negative number on failure.
*/
-long mga_compat_ioctl(struct file *filp, unsigned int cmd,
- unsigned long arg)
+long mga_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
{
unsigned int nr = DRM_IOCTL_NR(cmd);
drm_ioctl_compat_t *fn = NULL;
if (nr < DRM_COMMAND_BASE)
return drm_compat_ioctl(filp, cmd, arg);
-
+
if (nr < DRM_COMMAND_BASE + DRM_ARRAY_SIZE(mga_compat_ioctls))
fn = mga_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();