diff options
Diffstat (limited to 'linux/mga_clear.c')
| -rw-r--r-- | linux/mga_clear.c | 70 |
1 files changed, 60 insertions, 10 deletions
diff --git a/linux/mga_clear.c b/linux/mga_clear.c index 8dfcac42..403c1928 100644 --- a/linux/mga_clear.c +++ b/linux/mga_clear.c @@ -48,11 +48,10 @@ DC_pattern_disable | DC_transc_disable | \ DC_clipdis_enable) \ - -void mgaClearBuffers( drm_device_t *dev, - int clear_color, - int clear_depth, - int flags ) +static int mgaClearBuffers(drm_device_t *dev, + int clear_color, + int clear_depth, + int flags) { int cmd, i; drm_device_dma_t *dma = dev->dma; @@ -67,7 +66,7 @@ void mgaClearBuffers( drm_device_t *dev, if (!nbox) - return; + return -EINVAL; if ( dev_priv->sgram ) cmd = MGA_CLEAR_CMD | DC_atype_blk; @@ -132,10 +131,10 @@ void mgaClearBuffers( drm_device_t *dev, d.granted_count = 0; drm_dma_enqueue(dev, &d); + return 0; } - -void mgaSwapBuffers( drm_device_t *dev ) +int mgaSwapBuffers(drm_device_t *dev, int flags) { drm_device_dma_t *dma = dev->dma; drm_mga_private_t *dev_priv = (drm_mga_private_t *)dev->dev_private; @@ -149,11 +148,11 @@ void mgaSwapBuffers( drm_device_t *dev ) DMALOCALS; if (!nbox) - return; + return -EINVAL; buf = drm_freelist_get(&dma->bufs[order].freelist, _DRM_DMA_WAIT); - DMAGETPTR( buf ); + DMAGETPTR(buf); DMAOUTREG(MGAREG_DSTORG, dev_priv->frontOrg); DMAOUTREG(MGAREG_MACCESS, dev_priv->mAccess); @@ -199,5 +198,56 @@ void mgaSwapBuffers( drm_device_t *dev ) d.granted_count = 0; drm_dma_enqueue(dev, &d); + return 0; +} + + +int mga_clear_bufs(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_clear_t clear; + int retcode; + + copy_from_user_ret(&clear, (drm_mga_clear_t *)arg, + sizeof(clear), -EFAULT); + + retcode = mgaClearBuffers(dev, clear.clear_color, + clear.clear_depth, + clear.flags); + + return retcode; +} + +int mga_swap_bufs(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_swap_t swap; + int retcode = 0; + + copy_from_user_ret(&swap, (drm_mga_swap_t *)arg, + sizeof(swap), -EFAULT); + + retcode = mgaSwapBuffers(dev, swap.flags); + + return retcode; } +int mga_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_mga_iload_t iload; + int retcode = 0; + + copy_from_user_ret(&iload, (drm_mga_iload_t *)arg, + sizeof(iload), -EFAULT); + + retcode = mgaIload(dev, &iload); + + return retcode; +} |