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path: root/drivers/gpu/drm/drm_stub.c
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Diffstat (limited to 'drivers/gpu/drm/drm_stub.c')
-rw-r--r--drivers/gpu/drm/drm_stub.c73
1 files changed, 28 insertions, 45 deletions
diff --git a/drivers/gpu/drm/drm_stub.c b/drivers/gpu/drm/drm_stub.c
index 327ca19cda85..e7eb0276f7f1 100644
--- a/drivers/gpu/drm/drm_stub.c
+++ b/drivers/gpu/drm/drm_stub.c
@@ -40,6 +40,9 @@
unsigned int drm_debug = 0; /* 1 to enable debug output */
EXPORT_SYMBOL(drm_debug);
+unsigned int drm_rnodes = 0; /* 1 to enable experimental render nodes API */
+EXPORT_SYMBOL(drm_rnodes);
+
unsigned int drm_vblank_offdelay = 5000; /* Default to 5000 msecs. */
EXPORT_SYMBOL(drm_vblank_offdelay);
@@ -56,11 +59,13 @@ MODULE_AUTHOR(CORE_AUTHOR);
MODULE_DESCRIPTION(CORE_DESC);
MODULE_LICENSE("GPL and additional rights");
MODULE_PARM_DESC(debug, "Enable debug output");
+MODULE_PARM_DESC(rnodes, "Enable experimental render nodes API");
MODULE_PARM_DESC(vblankoffdelay, "Delay until vblank irq auto-disable [msecs]");
MODULE_PARM_DESC(timestamp_precision_usec, "Max. error on timestamps [usecs]");
MODULE_PARM_DESC(timestamp_monotonic, "Use monotonic timestamps");
module_param_named(debug, drm_debug, int, 0600);
+module_param_named(rnodes, drm_rnodes, int, 0600);
module_param_named(vblankoffdelay, drm_vblank_offdelay, int, 0600);
module_param_named(timestamp_precision_usec, drm_timestamp_precision, int, 0600);
module_param_named(timestamp_monotonic, drm_timestamp_monotonic, int, 0600);
@@ -68,7 +73,6 @@ module_param_named(timestamp_monotonic, drm_timestamp_monotonic, int, 0600);
struct idr drm_minors_idr;
struct class *drm_class;
-struct proc_dir_entry *drm_proc_root;
struct dentry *drm_debugfs_root;
int drm_err(const char *func, const char *format, ...)
@@ -113,12 +117,12 @@ static int drm_minor_get_id(struct drm_device *dev, int type)
int base = 0, limit = 63;
if (type == DRM_MINOR_CONTROL) {
- base += 64;
- limit = base + 127;
- } else if (type == DRM_MINOR_RENDER) {
- base += 128;
- limit = base + 255;
- }
+ base += 64;
+ limit = base + 63;
+ } else if (type == DRM_MINOR_RENDER) {
+ base += 128;
+ limit = base + 63;
+ }
mutex_lock(&dev->struct_mutex);
ret = idr_alloc(&drm_minors_idr, NULL, base, limit, GFP_KERNEL);
@@ -288,13 +292,7 @@ int drm_fill_in_dev(struct drm_device *dev,
goto error_out_unreg;
}
-
-
- retcode = drm_ctxbitmap_init(dev);
- if (retcode) {
- DRM_ERROR("Cannot allocate memory for context bitmap.\n");
- goto error_out_unreg;
- }
+ drm_legacy_ctxbitmap_init(dev);
if (driver->driver_features & DRIVER_GEM) {
retcode = drm_gem_init(dev);
@@ -321,9 +319,8 @@ EXPORT_SYMBOL(drm_fill_in_dev);
* \param sec-minor structure to hold the assigned minor
* \return negative number on failure.
*
- * Search an empty entry and initialize it to the given parameters, and
- * create the proc init entry via proc_init(). This routines assigns
- * minor numbers to secondary heads of multi-headed cards
+ * Search an empty entry and initialize it to the given parameters. This
+ * routines assigns minor numbers to secondary heads of multi-headed cards
*/
int drm_get_minor(struct drm_device *dev, struct drm_minor **minor, int type)
{
@@ -351,20 +348,11 @@ int drm_get_minor(struct drm_device *dev, struct drm_minor **minor, int type)
idr_replace(&drm_minors_idr, new_minor, minor_id);
- if (type == DRM_MINOR_LEGACY) {
- ret = drm_proc_init(new_minor, drm_proc_root);
- if (ret) {
- DRM_ERROR("DRM: Failed to initialize /proc/dri.\n");
- goto err_mem;
- }
- } else
- new_minor->proc_root = NULL;
-
#if defined(CONFIG_DEBUG_FS)
ret = drm_debugfs_init(new_minor, minor_id, drm_debugfs_root);
if (ret) {
DRM_ERROR("DRM: Failed to initialize /sys/kernel/debug/dri.\n");
- goto err_g2;
+ goto err_mem;
}
#endif
@@ -372,7 +360,7 @@ int drm_get_minor(struct drm_device *dev, struct drm_minor **minor, int type)
if (ret) {
printk(KERN_ERR
"DRM: Error sysfs_device_add.\n");
- goto err_g2;
+ goto err_debugfs;
}
*minor = new_minor;
@@ -380,10 +368,11 @@ int drm_get_minor(struct drm_device *dev, struct drm_minor **minor, int type)
return 0;
-err_g2:
- if (new_minor->type == DRM_MINOR_LEGACY)
- drm_proc_cleanup(new_minor, drm_proc_root);
+err_debugfs:
+#if defined(CONFIG_DEBUG_FS)
+ drm_debugfs_cleanup(new_minor);
err_mem:
+#endif
kfree(new_minor);
err_idr:
idr_remove(&drm_minors_idr, minor_id);
@@ -397,10 +386,6 @@ EXPORT_SYMBOL(drm_get_minor);
*
* \param sec_minor - structure to be released
* \return always zero
- *
- * Cleans up the proc resources. Not legal for this to be the
- * last minor released.
- *
*/
int drm_put_minor(struct drm_minor **minor_p)
{
@@ -408,8 +393,6 @@ int drm_put_minor(struct drm_minor **minor_p)
DRM_DEBUG("release secondary minor %d\n", minor->index);
- if (minor->type == DRM_MINOR_LEGACY)
- drm_proc_cleanup(minor, drm_proc_root);
#if defined(CONFIG_DEBUG_FS)
drm_debugfs_cleanup(minor);
#endif
@@ -451,16 +434,11 @@ void drm_put_dev(struct drm_device *dev)
drm_lastclose(dev);
- if (drm_core_has_MTRR(dev) && drm_core_has_AGP(dev) && dev->agp)
- arch_phys_wc_del(dev->agp->agp_mtrr);
-
if (dev->driver->unload)
dev->driver->unload(dev);
- if (drm_core_has_AGP(dev) && dev->agp) {
- kfree(dev->agp);
- dev->agp = NULL;
- }
+ if (dev->driver->bus->agp_destroy)
+ dev->driver->bus->agp_destroy(dev);
drm_vblank_cleanup(dev);
@@ -468,11 +446,14 @@ void drm_put_dev(struct drm_device *dev)
drm_rmmap(dev, r_list->map);
drm_ht_remove(&dev->map_hash);
- drm_ctxbitmap_cleanup(dev);
+ drm_legacy_ctxbitmap_cleanup(dev);
if (drm_core_check_feature(dev, DRIVER_MODESET))
drm_put_minor(&dev->control);
+ if (dev->render)
+ drm_put_minor(&dev->render);
+
if (driver->driver_features & DRIVER_GEM)
drm_gem_destroy(dev);
@@ -489,6 +470,8 @@ void drm_unplug_dev(struct drm_device *dev)
/* for a USB device */
if (drm_core_check_feature(dev, DRIVER_MODESET))
drm_unplug_minor(dev->control);
+ if (dev->render)
+ drm_unplug_minor(dev->render);
drm_unplug_minor(dev->primary);
mutex_lock(&drm_global_mutex);
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-19 20:05:25 +0100