diff options
-rw-r--r-- | drivers/misc/mei/debugfs.c | 47 | ||||
-rw-r--r-- | drivers/misc/mei/main.c | 8 | ||||
-rw-r--r-- | drivers/misc/mei/mei_dev.h | 7 |
3 files changed, 14 insertions, 48 deletions
diff --git a/drivers/misc/mei/debugfs.c b/drivers/misc/mei/debugfs.c index 0970142bcace..df6bf8b81936 100644 --- a/drivers/misc/mei/debugfs.c +++ b/drivers/misc/mei/debugfs.c | |||
@@ -233,47 +233,22 @@ void mei_dbgfs_deregister(struct mei_device *dev) | |||
233 | * | 233 | * |
234 | * @dev: the mei device structure | 234 | * @dev: the mei device structure |
235 | * @name: the mei device name | 235 | * @name: the mei device name |
236 | * | ||
237 | * Return: 0 on success, <0 on failure. | ||
238 | */ | 236 | */ |
239 | int mei_dbgfs_register(struct mei_device *dev, const char *name) | 237 | void mei_dbgfs_register(struct mei_device *dev, const char *name) |
240 | { | 238 | { |
241 | struct dentry *dir, *f; | 239 | struct dentry *dir; |
242 | 240 | ||
243 | dir = debugfs_create_dir(name, NULL); | 241 | dir = debugfs_create_dir(name, NULL); |
244 | if (!dir) | ||
245 | return -ENOMEM; | ||
246 | |||
247 | dev->dbgfs_dir = dir; | 242 | dev->dbgfs_dir = dir; |
248 | 243 | ||
249 | f = debugfs_create_file("meclients", S_IRUSR, dir, | 244 | debugfs_create_file("meclients", S_IRUSR, dir, dev, |
250 | dev, &mei_dbgfs_fops_meclients); | 245 | &mei_dbgfs_fops_meclients); |
251 | if (!f) { | 246 | debugfs_create_file("active", S_IRUSR, dir, dev, |
252 | dev_err(dev->dev, "meclients: registration failed\n"); | 247 | &mei_dbgfs_fops_active); |
253 | goto err; | 248 | debugfs_create_file("devstate", S_IRUSR, dir, dev, |
254 | } | 249 | &mei_dbgfs_fops_devstate); |
255 | f = debugfs_create_file("active", S_IRUSR, dir, | 250 | debugfs_create_file("allow_fixed_address", S_IRUSR | S_IWUSR, dir, |
256 | dev, &mei_dbgfs_fops_active); | 251 | &dev->allow_fixed_address, |
257 | if (!f) { | 252 | &mei_dbgfs_fops_allow_fa); |
258 | dev_err(dev->dev, "active: registration failed\n"); | ||
259 | goto err; | ||
260 | } | ||
261 | f = debugfs_create_file("devstate", S_IRUSR, dir, | ||
262 | dev, &mei_dbgfs_fops_devstate); | ||
263 | if (!f) { | ||
264 | dev_err(dev->dev, "devstate: registration failed\n"); | ||
265 | goto err; | ||
266 | } | ||
267 | f = debugfs_create_file("allow_fixed_address", S_IRUSR | S_IWUSR, dir, | ||
268 | &dev->allow_fixed_address, | ||
269 | &mei_dbgfs_fops_allow_fa); | ||
270 | if (!f) { | ||
271 | dev_err(dev->dev, "allow_fixed_address: registration failed\n"); | ||
272 | goto err; | ||
273 | } | ||
274 | return 0; | ||
275 | err: | ||
276 | mei_dbgfs_deregister(dev); | ||
277 | return -ENODEV; | ||
278 | } | 253 | } |
279 | 254 | ||
diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c index ad02097d7fee..f894d1f8a53e 100644 --- a/drivers/misc/mei/main.c +++ b/drivers/misc/mei/main.c | |||
@@ -984,16 +984,10 @@ int mei_register(struct mei_device *dev, struct device *parent) | |||
984 | goto err_dev_create; | 984 | goto err_dev_create; |
985 | } | 985 | } |
986 | 986 | ||
987 | ret = mei_dbgfs_register(dev, dev_name(clsdev)); | 987 | mei_dbgfs_register(dev, dev_name(clsdev)); |
988 | if (ret) { | ||
989 | dev_err(clsdev, "cannot register debugfs ret = %d\n", ret); | ||
990 | goto err_dev_dbgfs; | ||
991 | } | ||
992 | 988 | ||
993 | return 0; | 989 | return 0; |
994 | 990 | ||
995 | err_dev_dbgfs: | ||
996 | device_destroy(mei_class, devno); | ||
997 | err_dev_create: | 991 | err_dev_create: |
998 | cdev_del(&dev->cdev); | 992 | cdev_del(&dev->cdev); |
999 | err_dev_add: | 993 | err_dev_add: |
diff --git a/drivers/misc/mei/mei_dev.h b/drivers/misc/mei/mei_dev.h index fca832fcac57..f71a023aed3c 100644 --- a/drivers/misc/mei/mei_dev.h +++ b/drivers/misc/mei/mei_dev.h | |||
@@ -718,13 +718,10 @@ bool mei_hbuf_acquire(struct mei_device *dev); | |||
718 | bool mei_write_is_idle(struct mei_device *dev); | 718 | bool mei_write_is_idle(struct mei_device *dev); |
719 | 719 | ||
720 | #if IS_ENABLED(CONFIG_DEBUG_FS) | 720 | #if IS_ENABLED(CONFIG_DEBUG_FS) |
721 | int mei_dbgfs_register(struct mei_device *dev, const char *name); | 721 | void mei_dbgfs_register(struct mei_device *dev, const char *name); |
722 | void mei_dbgfs_deregister(struct mei_device *dev); | 722 | void mei_dbgfs_deregister(struct mei_device *dev); |
723 | #else | 723 | #else |
724 | static inline int mei_dbgfs_register(struct mei_device *dev, const char *name) | 724 | static inline void mei_dbgfs_register(struct mei_device *dev, const char *name) {} |
725 | { | ||
726 | return 0; | ||
727 | } | ||
728 | static inline void mei_dbgfs_deregister(struct mei_device *dev) {} | 725 | static inline void mei_dbgfs_deregister(struct mei_device *dev) {} |
729 | #endif /* CONFIG_DEBUG_FS */ | 726 | #endif /* CONFIG_DEBUG_FS */ |
730 | 727 | ||