From: scott@jumpnowtek.com (Scott Ellis)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] DMA: OMAP: Remove extra looping from omap_request_dma
Date: Wed, 29 Jun 2011 10:09:09 -0400 [thread overview]
Message-ID: <1309356549.3995.13.camel@quad> (raw)
Break from dma channel search when a free one is found.
Signed-off-by: Scott Ellis <scott@jumpnowtek.com>
---
arch/arm/plat-omap/dma.c | 5 ++---
1 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
index c22217c..3d36fcf 100644
--- a/arch/arm/plat-omap/dma.c
+++ b/arch/arm/plat-omap/dma.c
@@ -678,10 +678,9 @@ int omap_request_dma(int dev_id, const char *dev_name,
spin_lock_irqsave(&dma_chan_lock, flags);
for (ch = 0; ch < dma_chan_count; ch++) {
- if (free_ch == -1 && dma_chan[ch].dev_id == -1) {
+ if (dma_chan[ch].dev_id == -1) {
free_ch = ch;
- if (dev_id == 0)
- break;
+ break;
}
}
if (free_ch == -1) {
next reply other threads:[~2011-06-29 14:09 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-29 14:09 Scott Ellis [this message]
2011-07-01 7:19 ` [PATCH] DMA: OMAP: Remove extra looping from omap_request_dma Tony Lindgren
2011-07-01 10:54 ` Scott Ellis
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