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drm: fix MGA on non AGP systems

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Al Viro noticed that MGA wouldn't build on non AGP systems.

Signed-off-by: Dave Airlie <airlied@linux.ie>
This commit is contained in:
Dave Airlie 2005-09-05 21:51:30 +10:00 committed by Dave Airlie
parent f210973bb6
commit 908f9c4850
1 changed files with 11 additions and 3 deletions
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14
drivers/char/drm/mga_dma.c
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@ -417,6 +417,7 @@ int mga_driver_preinit(drm_device_t *dev, unsigned long flags)
return 0;
}
#if __OS_HAS_AGP
/**
* Bootstrap the driver for AGP DMA.
*
@ -560,6 +561,13 @@ static int mga_do_agp_dma_bootstrap(drm_device_t * dev,
DRM_INFO("Initialized card for AGP DMA.\n");
return 0;
}
#else
static int mga_do_agp_dma_bootstrap(drm_device_t * dev,
drm_mga_dma_bootstrap_t * dma_bs)
{
return -EINVAL;
}
#endif
/**
* Bootstrap the driver for PCI DMA.
@ -697,7 +705,6 @@ static int mga_do_dma_bootstrap(drm_device_t * dev,
* carve off portions of it for internal uses. The remaining memory
* is returned to user-mode to be used for AGP textures.
*/
if (is_agp) {
err = mga_do_agp_dma_bootstrap(dev, dma_bs);
}
@ -932,6 +939,7 @@ static int mga_do_cleanup_dma( drm_device_t *dev )
drm_core_ioremapfree(dev->agp_buffer_map, dev);
if (dev_priv->used_new_dma_init) {
#if __OS_HAS_AGP
if (dev_priv->agp_mem != NULL) {
dev_priv->agp_textures = NULL;
drm_unbind_agp(dev_priv->agp_mem);
@ -944,7 +952,7 @@ static int mga_do_cleanup_dma( drm_device_t *dev )
if ((dev->agp != NULL) && dev->agp->acquired) {
err = drm_agp_release(dev);
}
#endif
dev_priv->used_new_dma_init = 0;
}
@ -965,7 +973,7 @@ static int mga_do_cleanup_dma( drm_device_t *dev )
}
}
return 0;
return err;
}
int mga_dma_init( DRM_IOCTL_ARGS )