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| author | Takashi Iwai <tiwai@suse.de> | 2020-04-24 09:22:16 +0300 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2020-04-24 09:22:55 +0300 |
| commit | 36dbae9945322e660795e73ffc8ed8ae4f25d13d (patch) | |
| tree | 9e444e68380061dccfaa453d1f02cf21c5c986ef /drivers/dma/dmaengine.h | |
| parent | 14ff6c5546e7d98f8326d9ee7a75b79de9874efb (diff) | |
| parent | 0d283287a42027e8a618bcdf17b79578041ebabd (diff) | |
| download | linux-36dbae9945322e660795e73ffc8ed8ae4f25d13d.tar.xz | |
Merge branch 'topic/nhlt' into for-next
Merge NHLT init cleanup.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'drivers/dma/dmaengine.h')
| -rw-r--r-- | drivers/dma/dmaengine.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/dma/dmaengine.h b/drivers/dma/dmaengine.h index e8a320c9e57c..1bfbd64b1371 100644 --- a/drivers/dma/dmaengine.h +++ b/drivers/dma/dmaengine.h @@ -182,4 +182,20 @@ dmaengine_desc_callback_valid(struct dmaengine_desc_callback *cb) struct dma_chan *dma_get_slave_channel(struct dma_chan *chan); struct dma_chan *dma_get_any_slave_channel(struct dma_device *device); +#ifdef CONFIG_DEBUG_FS +#include <linux/debugfs.h> + +static inline struct dentry * +dmaengine_get_debugfs_root(struct dma_device *dma_dev) { + return dma_dev->dbg_dev_root; +} +#else +struct dentry; +static inline struct dentry * +dmaengine_get_debugfs_root(struct dma_device *dma_dev) +{ + return NULL; +} +#endif /* CONFIG_DEBUG_FS */ + #endif |