diff options
| -rw-r--r-- | shared-core/mga_dma.c | 26 |
1 files changed, 15 insertions, 11 deletions
diff --git a/shared-core/mga_dma.c b/shared-core/mga_dma.c index 6cc36543..1eae5ec1 100644 --- a/shared-core/mga_dma.c +++ b/shared-core/mga_dma.c @@ -44,7 +44,9 @@ #define MGA_DEFAULT_USEC_TIMEOUT 10000 #define MGA_FREELIST_DEBUG 0 -static int mga_do_cleanup_dma(drm_device_t * dev); +#define MINIMAL_CLEANUP 0 +#define FULL_CLEANUP 1 +static int mga_do_cleanup_dma(drm_device_t * dev, int full_cleanup); /* ================================================================ * Engine control @@ -716,7 +718,7 @@ static int mga_do_dma_bootstrap(drm_device_t * dev, */ if (err) { - mga_do_cleanup_dma(dev); + mga_do_cleanup_dma(dev, MINIMAL_CLEANUP); } @@ -752,7 +754,7 @@ int mga_dma_bootstrap(DRM_IOCTL_ARGS) err = mga_do_dma_bootstrap(dev, & bootstrap); if (err) { - mga_do_cleanup_dma(dev); + mga_do_cleanup_dma(dev, FULL_CLEANUP); return err; } @@ -910,7 +912,7 @@ static int mga_do_init_dma(drm_device_t * dev, drm_mga_init_t * init) return 0; } -static int mga_do_cleanup_dma(drm_device_t * dev) +static int mga_do_cleanup_dma(drm_device_t * dev, int full_cleanup) { int err = 0; DRM_DEBUG("\n"); @@ -949,18 +951,20 @@ static int mga_do_cleanup_dma(drm_device_t * dev) if ((dev->agp != NULL) && dev->agp->acquired) { err = drm_agp_release(dev); } - - dev_priv->used_new_dma_init = 0; } dev_priv->warp = NULL; dev_priv->primary = NULL; - dev_priv->mmio = NULL; - dev_priv->status = NULL; dev_priv->sarea = NULL; dev_priv->sarea_priv = NULL; dev->agp_buffer_map = NULL; + if (full_cleanup) { + dev_priv->mmio = NULL; + dev_priv->status = NULL; + dev_priv->used_new_dma_init = 0; + } + memset(&dev_priv->prim, 0, sizeof(dev_priv->prim)); dev_priv->warp_pipe = 0; memset(dev_priv->warp_pipe_phys, 0, sizeof(dev_priv->warp_pipe_phys)); @@ -988,11 +992,11 @@ int mga_dma_init(DRM_IOCTL_ARGS) case MGA_INIT_DMA: err = mga_do_init_dma(dev, &init); if (err) { - (void) mga_do_cleanup_dma(dev); + (void) mga_do_cleanup_dma(dev, FULL_CLEANUP); } return err; case MGA_CLEANUP_DMA: - return mga_do_cleanup_dma(dev); + return mga_do_cleanup_dma(dev, FULL_CLEANUP); } return DRM_ERR(EINVAL); @@ -1134,7 +1138,7 @@ int mga_driver_unload(drm_device_t * dev) */ void mga_driver_lastclose(drm_device_t * dev) { - mga_do_cleanup_dma(dev); + mga_do_cleanup_dma(dev, FULL_CLEANUP); } int mga_driver_dma_quiescent(drm_device_t * dev) |