dma-buf: A collection of typo and documentation fixes

I've been collecting these typo fixes for a while and it feels like
time to send them in.
Signed-off-by: T.J. Mercier <tjmercier@google.com>
Reviewed-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Tommaso Merciai <tommaso.merciai@amarulasolutions.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221123193519.3948105-1-tjmercier@google.comSigned-off-by: Christian König <christian.koenig@amd.com>

drivers/dma-buf/dma-buf.c

@@ -1252,7 +1252,7 @@ EXPORT_SYMBOL_NS_GPL(dma_buf_unmap_attachment_unlocked, DMA_BUF);
  *
  * @dmabuf:	[in]	buffer which is moving
  *
- * Informs all attachmenst that they need to destroy and recreated all their
+ * Informs all attachments that they need to destroy and recreate all their
  * mappings.
  */
 void dma_buf_move_notify(struct dma_buf *dmabuf)
@@ -1270,11 +1270,11 @@ EXPORT_SYMBOL_NS_GPL(dma_buf_move_notify, DMA_BUF);
 /**
  * DOC: cpu access
  *
- * There are mutliple reasons for supporting CPU access to a dma buffer object:
+ * There are multiple reasons for supporting CPU access to a dma buffer object:
  *
  * - Fallback operations in the kernel, for example when a device is connected
  *   over USB and the kernel needs to shuffle the data around first before
- *   sending it away. Cache coherency is handled by braketing any transactions
+ *   sending it away. Cache coherency is handled by bracketing any transactions
  *   with calls to dma_buf_begin_cpu_access() and dma_buf_end_cpu_access()
  *   access.
  *
@@ -1301,7 +1301,7 @@ EXPORT_SYMBOL_NS_GPL(dma_buf_move_notify, DMA_BUF);
  *   replace ION buffers mmap support was needed.
  *
  *   There is no special interfaces, userspace simply calls mmap on the dma-buf
- *   fd. But like for CPU access there's a need to braket the actual access,
+ *   fd. But like for CPU access there's a need to bracket the actual access,
  *   which is handled by the ioctl (DMA_BUF_IOCTL_SYNC). Note that
  *   DMA_BUF_IOCTL_SYNC can fail with -EAGAIN or -EINTR, in which case it must
  *   be restarted.
@@ -1375,10 +1375,10 @@ static int __dma_buf_begin_cpu_access(struct dma_buf *dmabuf,
  * preparations. Coherency is only guaranteed in the specified range for the
  * specified access direction.
  * @dmabuf:	[in]	buffer to prepare cpu access for.
- * @direction:	[in]	length of range for cpu access.
+ * @direction:	[in]	direction of access.
  *
  * After the cpu access is complete the caller should call
- * dma_buf_end_cpu_access(). Only when cpu access is braketed by both calls is
+ * dma_buf_end_cpu_access(). Only when cpu access is bracketed by both calls is
  * it guaranteed to be coherent with other DMA access.
  *
  * This function will also wait for any DMA transactions tracked through
@@ -1418,7 +1418,7 @@ EXPORT_SYMBOL_NS_GPL(dma_buf_begin_cpu_access, DMA_BUF);
  * actions. Coherency is only guaranteed in the specified range for the
  * specified access direction.
  * @dmabuf:	[in]	buffer to complete cpu access for.
- * @direction:	[in]	length of range for cpu access.
+ * @direction:	[in]	direction of access.
  *
  * This terminates CPU access started with dma_buf_begin_cpu_access().
  *

include/linux/dma-buf.h

@@ -356,7 +356,7 @@ struct dma_buf {
 	 */
 	const char *name;
 
-	/** @name_lock: Spinlock to protect name acces for read access. */
+	/** @name_lock: Spinlock to protect name access for read access. */
 	spinlock_t name_lock;
 
 	/**
@@ -393,7 +393,7 @@ struct dma_buf {
 	 *   anything the userspace API considers write access.
 	 *
 	 * - Drivers may just always add a write fence, since that only
-	 *   causes unecessarily synchronization, but no correctness issues.
+	 *   causes unnecessary synchronization, but no correctness issues.
 	 *
 	 * - Some drivers only expose a synchronous userspace API with no
 	 *   pipelining across drivers. These do not set any fences for their