diff options
| -rw-r--r-- | drivers/gpu/drm/drm_drv.c | 69 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_managed.c | 14 | ||||
| -rw-r--r-- | include/drm/drm_managed.h | 9 |
3 files changed, 46 insertions, 46 deletions
diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c index d1e930a1fc62..60a17de75ad0 100644 --- a/drivers/gpu/drm/drm_drv.c +++ b/drivers/gpu/drm/drm_drv.c @@ -93,13 +93,25 @@ static struct drm_minor **drm_minor_get_slot(struct drm_device *dev, } } +static void drm_minor_alloc_release(struct drm_device *dev, void *data) +{ + struct drm_minor *minor = data; + unsigned long flags; + + put_device(minor->kdev); + + spin_lock_irqsave(&drm_minor_lock, flags); + idr_remove(&drm_minors_idr, minor->index); + spin_unlock_irqrestore(&drm_minor_lock, flags); +} + static int drm_minor_alloc(struct drm_device *dev, unsigned int type) { struct drm_minor *minor; unsigned long flags; int r; - minor = kzalloc(sizeof(*minor), GFP_KERNEL); + minor = drmm_kzalloc(dev, sizeof(*minor), GFP_KERNEL); if (!minor) return -ENOMEM; @@ -117,46 +129,20 @@ static int drm_minor_alloc(struct drm_device *dev, unsigned int type) idr_preload_end(); if (r < 0) - goto err_free; + return r; minor->index = r; + r = drmm_add_action_or_reset(dev, drm_minor_alloc_release, minor); + if (r) + return r; + minor->kdev = drm_sysfs_minor_alloc(minor); - if (IS_ERR(minor->kdev)) { - r = PTR_ERR(minor->kdev); - goto err_index; - } + if (IS_ERR(minor->kdev)) + return PTR_ERR(minor->kdev); *drm_minor_get_slot(dev, type) = minor; return 0; - -err_index: - spin_lock_irqsave(&drm_minor_lock, flags); - idr_remove(&drm_minors_idr, minor->index); - spin_unlock_irqrestore(&drm_minor_lock, flags); -err_free: - kfree(minor); - return r; -} - -static void drm_minor_free(struct drm_device *dev, unsigned int type) -{ - struct drm_minor **slot, *minor; - unsigned long flags; - - slot = drm_minor_get_slot(dev, type); - minor = *slot; - if (!minor) - return; - - put_device(minor->kdev); - - spin_lock_irqsave(&drm_minor_lock, flags); - idr_remove(&drm_minors_idr, minor->index); - spin_unlock_irqrestore(&drm_minor_lock, flags); - - kfree(minor); - *slot = NULL; } static int drm_minor_register(struct drm_device *dev, unsigned int type) @@ -678,16 +664,16 @@ int drm_dev_init(struct drm_device *dev, if (drm_core_check_feature(dev, DRIVER_RENDER)) { ret = drm_minor_alloc(dev, DRM_MINOR_RENDER); if (ret) - goto err_minors; + goto err; } ret = drm_minor_alloc(dev, DRM_MINOR_PRIMARY); if (ret) - goto err_minors; + goto err; ret = drm_legacy_create_map_hash(dev); if (ret) - goto err_minors; + goto err; drm_legacy_ctxbitmap_init(dev); @@ -695,7 +681,7 @@ int drm_dev_init(struct drm_device *dev, ret = drm_gem_init(dev); if (ret) { DRM_ERROR("Cannot initialize graphics execution manager (GEM)\n"); - goto err_ctxbitmap; + goto err; } } @@ -708,10 +694,6 @@ int drm_dev_init(struct drm_device *dev, err_setunique: if (drm_core_check_feature(dev, DRIVER_GEM)) drm_gem_destroy(dev); -err_ctxbitmap: -err_minors: - drm_minor_free(dev, DRM_MINOR_PRIMARY); - drm_minor_free(dev, DRM_MINOR_RENDER); err: drm_managed_release(dev); @@ -776,9 +758,6 @@ void drm_dev_fini(struct drm_device *dev) if (drm_core_check_feature(dev, DRIVER_GEM)) drm_gem_destroy(dev); - - drm_minor_free(dev, DRM_MINOR_PRIMARY); - drm_minor_free(dev, DRM_MINOR_RENDER); } EXPORT_SYMBOL(drm_dev_fini); diff --git a/drivers/gpu/drm/drm_managed.c b/drivers/gpu/drm/drm_managed.c index 6bce1c892df3..7246a8318137 100644 --- a/drivers/gpu/drm/drm_managed.c +++ b/drivers/gpu/drm/drm_managed.c @@ -149,6 +149,20 @@ int __drmm_add_action(struct drm_device *dev, } EXPORT_SYMBOL(__drmm_add_action); +int __drmm_add_action_or_reset(struct drm_device *dev, + drmres_release_t action, + void *data, const char *name) +{ + int ret; + + ret = __drmm_add_action(dev, action, data, name); + if (ret) + action(dev, data); + + return ret; +} +EXPORT_SYMBOL(__drmm_add_action_or_reset); + void *drmm_kmalloc(struct drm_device *dev, size_t size, gfp_t gfp) { struct drmres *dr; diff --git a/include/drm/drm_managed.h b/include/drm/drm_managed.h index 89e6fce9f689..2d1e29a2200c 100644 --- a/include/drm/drm_managed.h +++ b/include/drm/drm_managed.h @@ -17,7 +17,14 @@ int __must_check __drmm_add_action(struct drm_device *dev, drmres_release_t action, void *data, const char *name); -void drmm_add_final_kfree(struct drm_device *dev, void *parent); +#define drmm_add_action_or_reset(dev, action, data) \ + __drmm_add_action_or_reset(dev, action, data, #action) + +int __must_check __drmm_add_action_or_reset(struct drm_device *dev, + drmres_release_t action, + void *data, const char *name); + +void drmm_add_final_kfree(struct drm_device *dev, void *container); void *drmm_kmalloc(struct drm_device *dev, size_t size, gfp_t gfp) __malloc; static inline void *drmm_kzalloc(struct drm_device *dev, size_t size, gfp_t gfp) |