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Merge branch 'topic/doc' into for-linus

Vinod Koul 8 ani în urmă
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7fc3b3f946

+ 8 - 8
Documentation/dmaengine/client.txt

@@ -37,8 +37,8 @@ The slave DMA usage consists of following steps:
 2. Set slave and controller specific parameters
 
    Next step is always to pass some specific information to the DMA
-   driver.  Most of the generic information which a slave DMA can use
-   is in struct dma_slave_config.  This allows the clients to specify
+   driver. Most of the generic information which a slave DMA can use
+   is in struct dma_slave_config. This allows the clients to specify
    DMA direction, DMA addresses, bus widths, DMA burst lengths etc
    for the peripheral.
 
@@ -52,7 +52,7 @@ The slave DMA usage consists of following steps:
 				  struct dma_slave_config *config)
 
    Please see the dma_slave_config structure definition in dmaengine.h
-   for a detailed explanation of the struct members.  Please note
+   for a detailed explanation of the struct members. Please note
    that the 'direction' member will be going away as it duplicates the
    direction given in the prepare call.
 
@@ -101,7 +101,7 @@ The slave DMA usage consists of following steps:
 	desc = dmaengine_prep_slave_sg(chan, sgl, nr_sg, direction, flags);
 
    Once a descriptor has been obtained, the callback information can be
-   added and the descriptor must then be submitted.  Some DMA engine
+   added and the descriptor must then be submitted. Some DMA engine
    drivers may hold a spinlock between a successful preparation and
    submission so it is important that these two operations are closely
    paired.
@@ -138,7 +138,7 @@ The slave DMA usage consists of following steps:
    activity via other DMA engine calls not covered in this document.
 
    dmaengine_submit() will not start the DMA operation, it merely adds
-   it to the pending queue.  For this, see step 5, dma_async_issue_pending.
+   it to the pending queue. For this, see step 5, dma_async_issue_pending.
 
 5. Issue pending DMA requests and wait for callback notification
 
@@ -184,13 +184,13 @@ Further APIs:
 
 3. int dmaengine_resume(struct dma_chan *chan)
 
-   Resume a previously paused DMA channel.  It is invalid to resume a
+   Resume a previously paused DMA channel. It is invalid to resume a
    channel which is not currently paused.
 
 4. enum dma_status dma_async_is_tx_complete(struct dma_chan *chan,
         dma_cookie_t cookie, dma_cookie_t *last, dma_cookie_t *used)
 
-   This can be used to check the status of the channel.  Please see
+   This can be used to check the status of the channel. Please see
    the documentation in include/linux/dmaengine.h for a more complete
    description of this API.
 
@@ -200,7 +200,7 @@ Further APIs:
 
    Note:
 	Not all DMA engine drivers can return reliable information for
-	a running DMA channel.  It is recommended that DMA engine users
+	a running DMA channel. It is recommended that DMA engine users
 	pause or stop (via dmaengine_terminate_all()) the channel before
 	using this API.
 

+ 5 - 5
Documentation/dmaengine/dmatest.txt

@@ -34,7 +34,7 @@ command:
 	% ls -1 /sys/class/dma/
 
 Once started a message like "dmatest: Started 1 threads using dma0chan0" is
-emitted.  After that only test failure messages are reported until the test
+emitted. After that only test failure messages are reported until the test
 stops.
 
 Note that running a new test will not stop any in progress test.
@@ -43,11 +43,11 @@ The following command returns the state of the test.
 	% cat /sys/module/dmatest/parameters/run
 
 To wait for test completion userpace can poll 'run' until it is false, or use
-the wait parameter.  Specifying 'wait=1' when loading the module causes module
+the wait parameter. Specifying 'wait=1' when loading the module causes module
 initialization to pause until a test run has completed, while reading
 /sys/module/dmatest/parameters/wait waits for any running test to complete
-before returning.  For example, the following scripts wait for 42 tests
-to complete before exiting.  Note that if 'iterations' is set to 'infinite' then
+before returning. For example, the following scripts wait for 42 tests
+to complete before exiting. Note that if 'iterations' is set to 'infinite' then
 waiting is disabled.
 
 Example:
@@ -81,7 +81,7 @@ Example of output:
 
 The message format is unified across the different types of errors. A number in
 the parens represents additional information, e.g. error code, error counter,
-or status.  A test thread also emits a summary line at completion listing the
+or status. A test thread also emits a summary line at completion listing the
 number of tests executed, number that failed, and a result code.
 
 Example:

+ 1 - 1
Documentation/dmaengine/provider.txt

@@ -384,7 +384,7 @@ where to put them)
     - The descriptor should be prepared for reuse by invoking
       dmaengine_desc_set_reuse() which will set DMA_CTRL_REUSE.
     - dmaengine_desc_set_reuse() will succeed only when channel support
-      reusable descriptor as exhibited by capablities
+      reusable descriptor as exhibited by capabilities
     - As a consequence, if a device driver wants to skip the dma_map_sg() and
       dma_unmap_sg() in between 2 transfers, because the DMA'd data wasn't used,
       it can resubmit the transfer right after its completion.

+ 1 - 1
Documentation/dmaengine/pxa_dma.txt

@@ -29,7 +29,7 @@ Constraints
 
   d) Bandwidth guarantee
      The PXA architecture has 4 levels of DMAs priorities : high, normal, low.
-     The high prorities get twice as much bandwidth as the normal, which get twice
+     The high priorities get twice as much bandwidth as the normal, which get twice
      as much as the low priorities.
      A driver should be able to request a priority, especially the real-time
      ones such as pxa_camera with (big) throughputs.