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dmaengine: mv_xor: remove write-only is_complete_cookie

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mv_xor's is_complete_cookie is only ever written to, but never read.
This is silly, remove the write-only structure member.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Tested-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Jassi Brar <jassisinghbrar@gmail.com>
[imx-sdma.c & mxs-dma.c]
Tested-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
This commit is contained in:
Russell King - ARM Linux 2012-03-05 20:15:11 +00:00 committed by Vinod Koul
parent a1c4601679
commit 08714f60b0
2 changed files with 0 additions and 2 deletions
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1
drivers/dma/mv_xor.c
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@ -826,7 +826,6 @@ static enum dma_status mv_xor_status(struct dma_chan *chan,
last_used = chan->cookie; last_used = chan->cookie;
last_complete = mv_chan->completed_cookie; last_complete = mv_chan->completed_cookie;
mv_chan->is_complete_cookie = cookie;
dma_set_tx_state(txstate, last_complete, last_used, 0); dma_set_tx_state(txstate, last_complete, last_used, 0);
ret = dma_async_is_complete(cookie, last_complete, last_used); ret = dma_async_is_complete(cookie, last_complete, last_used);

1
drivers/dma/mv_xor.h
View File

@ -109,7 +109,6 @@ struct mv_xor_chan {
#ifdef USE_TIMER #ifdef USE_TIMER
unsigned long cleanup_time; unsigned long cleanup_time;
u32 current_on_last_cleanup; u32 current_on_last_cleanup;
dma_cookie_t is_complete_cookie;
#endif #endif
}; };