From 0d49f303e8a7006e0af3b58ed3809e1cad0900fb Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Fri, 20 Apr 2018 08:51:59 +0200 Subject: [PATCH] drm: remove all control node code With the ioctl and driver prep done, we can remove everything else. Reviewed-by: Sean Paul Signed-off-by: Daniel Vetter Cc: Gustavo Padovan Cc: Maarten Lankhorst Cc: Sean Paul Cc: David Airlie Link: https://patchwork.freedesktop.org/patch/msgid/20180420065159.4531-4-daniel.vetter@ffwll.ch --- drivers/gpu/drm/drm_drv.c | 10 ---------- drivers/gpu/drm/drm_framebuffer.c | 3 +-- drivers/gpu/drm/drm_ioctl.c | 8 +------- drivers/gpu/drm/drm_sysfs.c | 4 +--- include/drm/drm_device.h | 1 - include/drm/drm_file.h | 13 ------------- include/drm/drm_ioctl.h | 7 ------- 7 files changed, 3 insertions(+), 43 deletions(-) diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c index 32a83b41ab61..f6910ebe4d0e 100644 --- a/drivers/gpu/drm/drm_drv.c +++ b/drivers/gpu/drm/drm_drv.c @@ -99,8 +99,6 @@ static struct drm_minor **drm_minor_get_slot(struct drm_device *dev, return &dev->primary; case DRM_MINOR_RENDER: return &dev->render; - case DRM_MINOR_CONTROL: - return &dev->control; default: BUG(); } @@ -567,7 +565,6 @@ err_ctxbitmap: err_minors: drm_minor_free(dev, DRM_MINOR_PRIMARY); drm_minor_free(dev, DRM_MINOR_RENDER); - drm_minor_free(dev, DRM_MINOR_CONTROL); drm_fs_inode_free(dev->anon_inode); err_free: mutex_destroy(&dev->master_mutex); @@ -603,7 +600,6 @@ void drm_dev_fini(struct drm_device *dev) drm_minor_free(dev, DRM_MINOR_PRIMARY); drm_minor_free(dev, DRM_MINOR_RENDER); - drm_minor_free(dev, DRM_MINOR_CONTROL); mutex_destroy(&dev->master_mutex); mutex_destroy(&dev->ctxlist_mutex); @@ -796,10 +792,6 @@ int drm_dev_register(struct drm_device *dev, unsigned long flags) mutex_lock(&drm_global_mutex); - ret = drm_minor_register(dev, DRM_MINOR_CONTROL); - if (ret) - goto err_minors; - ret = drm_minor_register(dev, DRM_MINOR_RENDER); if (ret) goto err_minors; @@ -837,7 +829,6 @@ err_minors: remove_compat_control_link(dev); drm_minor_unregister(dev, DRM_MINOR_PRIMARY); drm_minor_unregister(dev, DRM_MINOR_RENDER); - drm_minor_unregister(dev, DRM_MINOR_CONTROL); out_unlock: mutex_unlock(&drm_global_mutex); return ret; @@ -882,7 +873,6 @@ void drm_dev_unregister(struct drm_device *dev) remove_compat_control_link(dev); drm_minor_unregister(dev, DRM_MINOR_PRIMARY); drm_minor_unregister(dev, DRM_MINOR_RENDER); - drm_minor_unregister(dev, DRM_MINOR_CONTROL); } EXPORT_SYMBOL(drm_dev_unregister); diff --git a/drivers/gpu/drm/drm_framebuffer.c b/drivers/gpu/drm/drm_framebuffer.c index 8c4d32adcc17..bfedceff87bb 100644 --- a/drivers/gpu/drm/drm_framebuffer.c +++ b/drivers/gpu/drm/drm_framebuffer.c @@ -484,8 +484,7 @@ int drm_mode_getfb(struct drm_device *dev, * backwards-compatibility reasons, we cannot make GET_FB() privileged, * so just return an invalid handle for non-masters. */ - if (!drm_is_current_master(file_priv) && !capable(CAP_SYS_ADMIN) && - !drm_is_control_client(file_priv)) { + if (!drm_is_current_master(file_priv) && !capable(CAP_SYS_ADMIN)) { r->handle = 0; ret = 0; goto out; diff --git a/drivers/gpu/drm/drm_ioctl.c b/drivers/gpu/drm/drm_ioctl.c index 43f7e2e81294..eadeabc393f0 100644 --- a/drivers/gpu/drm/drm_ioctl.c +++ b/drivers/gpu/drm/drm_ioctl.c @@ -510,13 +510,7 @@ int drm_ioctl_permit(u32 flags, struct drm_file *file_priv) /* MASTER is only for master or control clients */ if (unlikely((flags & DRM_MASTER) && - !drm_is_current_master(file_priv) && - !drm_is_control_client(file_priv))) - return -EACCES; - - /* Control clients must be explicitly allowed */ - if (unlikely(!(flags & DRM_CONTROL_ALLOW) && - drm_is_control_client(file_priv))) + !drm_is_current_master(file_priv))) return -EACCES; /* Render clients must be explicitly allowed */ diff --git a/drivers/gpu/drm/drm_sysfs.c b/drivers/gpu/drm/drm_sysfs.c index 1c5b5ce1fd7f..b3c1daad1169 100644 --- a/drivers/gpu/drm/drm_sysfs.c +++ b/drivers/gpu/drm/drm_sysfs.c @@ -331,9 +331,7 @@ struct device *drm_sysfs_minor_alloc(struct drm_minor *minor) struct device *kdev; int r; - if (minor->type == DRM_MINOR_CONTROL) - minor_str = "controlD%d"; - else if (minor->type == DRM_MINOR_RENDER) + if (minor->type == DRM_MINOR_RENDER) minor_str = "renderD%d"; else minor_str = "card%d"; diff --git a/include/drm/drm_device.h b/include/drm/drm_device.h index 3a0eac2885b7..858ba19a3e29 100644 --- a/include/drm/drm_device.h +++ b/include/drm/drm_device.h @@ -38,7 +38,6 @@ struct drm_device { struct device *dev; /**< Device structure of bus-device */ struct drm_driver *driver; /**< DRM driver managing the device */ void *dev_private; /**< DRM driver private data */ - struct drm_minor *control; /**< Control node */ struct drm_minor *primary; /**< Primary node */ struct drm_minor *render; /**< Render node */ bool registered; diff --git a/include/drm/drm_file.h b/include/drm/drm_file.h index 5176c3797680..99ab50cbab00 100644 --- a/include/drm/drm_file.h +++ b/include/drm/drm_file.h @@ -49,7 +49,6 @@ struct device; enum drm_minor_type { DRM_MINOR_PRIMARY, - DRM_MINOR_CONTROL, DRM_MINOR_RENDER, }; @@ -348,18 +347,6 @@ static inline bool drm_is_render_client(const struct drm_file *file_priv) return file_priv->minor->type == DRM_MINOR_RENDER; } -/** - * drm_is_control_client - is this an open file of the control node - * @file_priv: DRM file - * - * Control nodes are deprecated and in the process of getting removed from the - * DRM userspace API. Do not ever use! - */ -static inline bool drm_is_control_client(const struct drm_file *file_priv) -{ - return file_priv->minor->type == DRM_MINOR_CONTROL; -} - int drm_open(struct inode *inode, struct file *filp); ssize_t drm_read(struct file *filp, char __user *buffer, size_t count, loff_t *offset); diff --git a/include/drm/drm_ioctl.h b/include/drm/drm_ioctl.h index add42809642a..fafb6f592c4b 100644 --- a/include/drm/drm_ioctl.h +++ b/include/drm/drm_ioctl.h @@ -108,13 +108,6 @@ enum drm_ioctl_flags { * This is equivalent to callers with the SYSADMIN capability. */ DRM_ROOT_ONLY = BIT(2), - /** - * @DRM_CONTROL_ALLOW: - * - * Deprecated, do not use. Control nodes are in the process of getting - * removed. - */ - DRM_CONTROL_ALLOW = BIT(3), /** * @DRM_UNLOCKED: * -- 2.30.2