[PATCH resend 2/2] DMA: remove dma_async_memcpy_complete() macro

From: Bartlomiej Zolnierkiewicz
Date: Wed Dec 05 2012 - 06:26:28 EST


From: Bartlomiej Zolnierkiewicz <b.zolnierkie@xxxxxxxxxxx>
Subject: [PATCH 2/2] DMA: remove dma_async_memcpy_complete() macro

Just use dma_async_is_tx_complete() directly.

Cc: Vinod Koul <vinod.koul@xxxxxxxxx>
Cc: Dan Williams <djbw@xxxxxx>
Cc: Tomasz Figa <t.figa@xxxxxxxxxxx>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
include/linux/dmaengine.h | 5 +----
net/ipv4/tcp.c | 2 +-
2 files changed, 2 insertions(+), 5 deletions(-)

Index: b/include/linux/dmaengine.h
===================================================================
--- a/include/linux/dmaengine.h 2012-11-07 16:04:41.028876159 +0100
+++ b/include/linux/dmaengine.h 2012-11-07 16:05:22.004876153 +0100
@@ -927,16 +927,13 @@ static inline enum dma_status dma_async_
return status;
}

-#define dma_async_memcpy_complete(chan, cookie, last, used)\
- dma_async_is_tx_complete(chan, cookie, last, used)
-
/**
* dma_async_is_complete - test a cookie against chan state
* @cookie: transaction identifier to test status of
* @last_complete: last know completed transaction
* @last_used: last cookie value handed out
*
- * dma_async_is_complete() is used in dma_async_memcpy_complete()
+ * dma_async_is_complete() is used in dma_async_is_tx_complete()
* the test logic is separated for lightweight testing of multiple cookies
*/
static inline enum dma_status dma_async_is_complete(dma_cookie_t cookie,
Index: b/net/ipv4/tcp.c
===================================================================
--- a/net/ipv4/tcp.c 2012-11-07 16:04:11.700876163 +0100
+++ b/net/ipv4/tcp.c 2012-11-07 16:04:26.444876161 +0100
@@ -1413,7 +1413,7 @@ static void tcp_service_net_dma(struct s
dma_async_issue_pending(tp->ucopy.dma_chan);

do {
- if (dma_async_memcpy_complete(tp->ucopy.dma_chan,
+ if (dma_async_is_tx_complete(tp->ucopy.dma_chan,
last_issued, &done,
&used) == DMA_SUCCESS) {
/* Safe to free early-copied skbs now */
--
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