1 files changed, 6 insertions, 4 deletions

diff --git a/Documentation/video4linux/cx2341x/fw-encoder-api.txt b/Documentation/video4linux/cx2341x/fw-encoder-api.txt
index fe02bdb84598..e499cc07fe3d 100644
--- a/Documentation/video4linux/cx2341x/fw-encoder-api.txt
+++ b/Documentation/video4linux/cx2341x/fw-encoder-api.txt
@@ -498,12 +498,14 @@ Name 	CX2341X_ENC_GET_PREV_DMA_INFO_MB_9
 Enum    203/0xCB
 Description
         Returns information on the previous DMA transfer in conjunction with
-        bit 27 of the interrupt mask. Uses mailbox 9.
+        bit 27 or 18 of the interrupt mask. Uses mailbox 9.
 Result[0]
         Status bits:
-            Bit 0 set indicates transfer complete
-            Bit 2 set indicates transfer error
-            Bit 4 set indicates linked list error
+                0   read completed
+                1   write completed
+                2   DMA read error
+                3   DMA write error
+                4   Scatter-Gather array error
 Result[1]
         DMA type
 Result[2]