From: Dan Williams <dan.j.williams@intel.com>
Date: Fri, 18 Jul 2008 00:59:56 +0000 (-0700)
Subject: async_tx: make async_tx_test_ack a boolean routine
X-Git-Tag: upstream/snapshot3+hdmi~24135^2~6
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0839875e0c197ded56bbae820e699f26d6fa2697;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

async_tx: make async_tx_test_ack a boolean routine

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
---

diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 9b91d34..adb0b08 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -375,16 +375,14 @@ dma_cookie_t dma_async_memcpy_pg_to_pg(struct dma_chan *chan,
 void dma_async_tx_descriptor_init(struct dma_async_tx_descriptor *tx,
 	struct dma_chan *chan);
 
-static inline void
-async_tx_ack(struct dma_async_tx_descriptor *tx)
+static inline void async_tx_ack(struct dma_async_tx_descriptor *tx)
 {
 	tx->flags |= DMA_CTRL_ACK;
 }
 
-static inline int
-async_tx_test_ack(struct dma_async_tx_descriptor *tx)
+static inline bool async_tx_test_ack(struct dma_async_tx_descriptor *tx)
 {
-	return tx->flags & DMA_CTRL_ACK;
+	return (tx->flags & DMA_CTRL_ACK) == DMA_CTRL_ACK;
 }
 
 #define first_dma_cap(mask) __first_dma_cap(&(mask))