int mga_dma_iload( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg )
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
drm_device_dma_t *dma = dev->dma;
drm_mga_private_t *dev_priv = dev->dev_private;
drm_buf_t *buf;
drm_mga_buf_priv_t *buf_priv;
drm_mga_iload_t iload;
DRM_DEBUG( __FUNCTION__ ":\n" );
LOCK_TEST_WITH_RETURN( dev );
if ( copy_from_user( &iload, (drm_mga_iload_t *)arg, sizeof(iload) ) )
return -EFAULT;
#if 0
if ( mga_do_wait_for_idle( dev_priv ) < 0 ) {
if ( MGA_DMA_DEBUG )
DRM_INFO( __FUNCTION__": -EBUSY\n" );
return -EBUSY;
}
#endif
if(iload.idx < 0 || iload.idx > dma->buf_count) return -EINVAL;
buf = dma->buflist[iload.idx];
buf_priv = buf->dev_private;
if ( mga_verify_iload( dev_priv, iload.dstorg, iload.length ) ) {
mga_freelist_put( dev, buf );
return -EINVAL;
}
WRAP_TEST_WITH_RETURN( dev_priv );
mga_dma_dispatch_iload( dev, buf, iload.dstorg, iload.length );
/* Make sure we restore the 3D state next time.
*/
dev_priv->sarea_priv->dirty |= MGA_UPLOAD_CONTEXT;
return 0;
}
static int mga_dma_iload(DRM_IOCTL_ARGS)
{
DRM_DEVICE;
struct drm_device_dma *dma = dev->dma;
drm_mga_private_t *dev_priv = dev->dev_private;
struct drm_buf *buf;
drm_mga_buf_priv_t *buf_priv;
drm_mga_iload_t iload;
DRM_DEBUG("\n");
LOCK_TEST_WITH_RETURN(dev, filp);
DRM_COPY_FROM_USER_IOCTL(iload, (drm_mga_iload_t __user *) data,
sizeof(iload));
#if 0
if (mga_do_wait_for_idle(dev_priv) < 0) {
if (MGA_DMA_DEBUG)
DRM_INFO("%s: -EBUSY\n", __FUNCTION__);
return DRM_ERR(EBUSY);
}
#endif
if (iload.idx < 0 || iload.idx > dma->buf_count)
return DRM_ERR(EINVAL);
buf = dma->buflist[iload.idx];
buf_priv = buf->dev_private;
if (mga_verify_iload(dev_priv, iload.dstorg, iload.length)) {
mga_freelist_put(dev, buf);
return DRM_ERR(EINVAL);
}
WRAP_TEST_WITH_RETURN(dev_priv);
mga_dma_dispatch_iload(dev, buf, iload.dstorg, iload.length);
/* Make sure we restore the 3D state next time.
*/
dev_priv->sarea_priv->dirty |= MGA_UPLOAD_CONTEXT;
return 0;
}
static int mga_dma_iload(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
struct drm_device_dma *dma = dev->dma;
drm_mga_private_t *dev_priv = dev->dev_private;
struct drm_buf *buf;
drm_mga_buf_priv_t *buf_priv;
drm_mga_iload_t *iload = data;
DRM_DEBUG("\n");
LOCK_TEST_WITH_RETURN(dev, file_priv);
#if 0
if (mga_do_wait_for_idle(dev_priv) < 0) {
if (MGA_DMA_DEBUG)
DRM_INFO("-EBUSY\n");
return -EBUSY;
}
#endif
if (iload->idx < 0 || iload->idx > dma->buf_count)
return -EINVAL;
buf = dma->buflist[iload->idx];
buf_priv = buf->dev_private;
if (mga_verify_iload(dev_priv, iload->dstorg, iload->length)) {
mga_freelist_put(dev, buf);
return -EINVAL;
}
WRAP_TEST_WITH_RETURN(dev_priv);
mga_dma_dispatch_iload(dev, buf, iload->dstorg, iload->length);
/* Make sure we restore the 3D state next time.
*/
dev_priv->sarea_priv->dirty |= MGA_UPLOAD_CONTEXT;
return 0;
}
