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authorRobert Noland <rnoland@2hip.net>2007-12-01 02:40:13 -0500
committerRobert Noland <rnoland@2hip.net>2007-12-01 02:40:13 -0500
commitd6295cc9ffe9f36f78131f8049baf24e77d35e15 (patch)
tree2d5473da833a1554580052384a050157284b5eb7
parent83e62be6f449ad480eb590ee9d4131974c9920e2 (diff)
drm: Add _DRM_DRIVER map flag.
This flag indicates that the driver is responsible for the map.
-rw-r--r--bsd-core/drm_drv.c4
-rw-r--r--linux-core/drm_drv.c6
-rw-r--r--shared-core/drm.h3
-rw-r--r--shared-core/i915_dma.c5
4 files changed, 11 insertions, 7 deletions
diff --git a/bsd-core/drm_drv.c b/bsd-core/drm_drv.c
index 2e976107..96dc4d35 100644
--- a/bsd-core/drm_drv.c
+++ b/bsd-core/drm_drv.c
@@ -484,10 +484,10 @@ static int drm_lastclose(drm_device_t *dev)
}
TAILQ_FOREACH_SAFE(map, &dev->maplist, link, mapsave) {
- drm_rmmap(dev, map);
+ if (!(map->flags & _DRM_DRIVER))
+ drm_rmmap(dev, map);
}
-
drm_dma_takedown(dev);
if ( dev->lock.hw_lock ) {
dev->lock.hw_lock = NULL; /* SHM removed */
diff --git a/linux-core/drm_drv.c b/linux-core/drm_drv.c
index 9d03434f..869748f8 100644
--- a/linux-core/drm_drv.c
+++ b/linux-core/drm_drv.c
@@ -246,8 +246,10 @@ int drm_lastclose(struct drm_device * dev)
}
list_for_each_entry_safe(r_list, list_t, &dev->maplist, head) {
- drm_rmmap_locked(dev, r_list->map);
- r_list = NULL;
+ if (!(r_list->map->flags & _DRM_DRIVER)) {
+ drm_rmmap_locked(dev, r_list->map);
+ r_list = NULL;
+ }
}
if (drm_core_check_feature(dev, DRIVER_DMA_QUEUE) && dev->queuelist) {
diff --git a/shared-core/drm.h b/shared-core/drm.h
index 636c1217..ec07b895 100644
--- a/shared-core/drm.h
+++ b/shared-core/drm.h
@@ -249,7 +249,8 @@ enum drm_map_flags {
_DRM_KERNEL = 0x08, /**< kernel requires access */
_DRM_WRITE_COMBINING = 0x10, /**< use write-combining if available */
_DRM_CONTAINS_LOCK = 0x20, /**< SHM page that contains lock */
- _DRM_REMOVABLE = 0x40 /**< Removable mapping */
+ _DRM_REMOVABLE = 0x40, /**< Removable mapping */
+ _DRM_DRIVER = 0x80 /**< Managed by driver */
};
struct drm_ctx_priv_map {
diff --git a/shared-core/i915_dma.c b/shared-core/i915_dma.c
index f14b9b07..67424408 100644
--- a/shared-core/i915_dma.c
+++ b/shared-core/i915_dma.c
@@ -1320,14 +1320,15 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
base = drm_get_resource_start(dev, mmio_bar);
size = drm_get_resource_len(dev, mmio_bar);
- ret = drm_addmap(dev, base, size, _DRM_REGISTERS, _DRM_KERNEL,
- &dev_priv->mmio_map);
+ ret = drm_addmap(dev, base, size, _DRM_REGISTERS,
+ _DRM_KERNEL | _DRM_DRIVER, &dev_priv->mmio_map);
#ifdef __linux__
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,25)
intel_init_chipset_flush_compat(dev);
#endif
#endif
+
return ret;
}