C++ (Cpp) mga_dma_dispatch_blit Examples

Example #1

File: mga_state.c Project: 24hours/linux

static int mga_dma_blit(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
	drm_mga_private_t *dev_priv = dev->dev_private;
	drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv;
	drm_mga_blit_t *blit = data;
	DRM_DEBUG("\n");

	LOCK_TEST_WITH_RETURN(dev, file_priv);

	if (sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS)
		sarea_priv->nbox = MGA_NR_SAREA_CLIPRECTS;

	if (mga_verify_blit(dev_priv, blit->srcorg, blit->dstorg))
		return -EINVAL;

	WRAP_TEST_WITH_RETURN(dev_priv);

	mga_dma_dispatch_blit(dev, blit);

	/* Make sure we restore the 3D state next time.
	 */
	dev_priv->sarea_priv->dirty |= MGA_UPLOAD_CONTEXT;

	return 0;
}

Example #2

static int mga_dma_blit( DRM_IOCTL_ARGS )
{
	DRM_DEVICE;
	drm_mga_private_t *dev_priv = dev->dev_private;
	drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv;
	drm_mga_blit_t blit;
	DRM_DEBUG( "\n" );

	LOCK_TEST_WITH_RETURN( dev, filp );

	DRM_COPY_FROM_USER_IOCTL( blit, (drm_mga_blit_t __user *)data, sizeof(blit) );

	if ( sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS )
		sarea_priv->nbox = MGA_NR_SAREA_CLIPRECTS;

	if ( mga_verify_blit( dev_priv, blit.srcorg, blit.dstorg ) )
		return DRM_ERR(EINVAL);

	WRAP_TEST_WITH_RETURN( dev_priv );

	mga_dma_dispatch_blit( dev, &blit );

	/* Make sure we restore the 3D state next time.
	 */
	dev_priv->sarea_priv->dirty |= MGA_UPLOAD_CONTEXT;

	return 0;
}

Example #3

File: mga_state.c Project: nhanh0/hah

int mga_dma_blit( 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_mga_private_t *dev_priv = dev->dev_private;
    drm_mga_sarea_t *sarea_priv = dev_priv->sarea_priv;
    drm_mga_blit_t blit;
    DRM_DEBUG( "%s\n", __FUNCTION__ );

    LOCK_TEST_WITH_RETURN( dev );

    if ( copy_from_user( &blit, (drm_mga_blit_t *)arg, sizeof(blit) ) )
        return -EFAULT;

    if ( sarea_priv->nbox > MGA_NR_SAREA_CLIPRECTS )
        sarea_priv->nbox = MGA_NR_SAREA_CLIPRECTS;

    if ( mga_verify_blit( dev_priv, blit.srcorg, blit.dstorg ) )
        return -EINVAL;

    WRAP_TEST_WITH_RETURN( dev_priv );

    mga_dma_dispatch_blit( dev, &blit );

    /* Make sure we restore the 3D state next time.
     */
    dev_priv->sarea_priv->dirty |= MGA_UPLOAD_CONTEXT;

    return 0;
}