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-rw-r--r--Documentation/DMA-API-HOWTO.txt8
1 files changed, 4 insertions, 4 deletions
diff --git a/Documentation/DMA-API-HOWTO.txt b/Documentation/DMA-API-HOWTO.txt
index f59955303475..b22ceff35609 100644
--- a/Documentation/DMA-API-HOWTO.txt
+++ b/Documentation/DMA-API-HOWTO.txt
@@ -249,10 +249,10 @@ the case would look like this:
249 goto ignore_this_device; 249 goto ignore_this_device;
250 } 250 }
251 251
252The coherent coherent mask will always be able to set the same or a 252The coherent mask will always be able to set the same or a smaller mask as
253smaller mask as the streaming mask. However for the rare case that a 253the streaming mask. However for the rare case that a device driver only
254device driver only uses consistent allocations, one would have to 254uses consistent allocations, one would have to check the return value from
255check the return value from dma_set_coherent_mask(). 255dma_set_coherent_mask().
256 256
257Finally, if your device can only drive the low 24-bits of 257Finally, if your device can only drive the low 24-bits of
258address you might do something like: 258address you might do something like: