* [PATCH 2/2] omap: hsmmc: Don't hold spinlock during dma configuration
@ 2011-09-01 19:05 Venkatraman S
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From: Venkatraman S @ 2011-09-01 19:05 UTC (permalink / raw)
To: linux-mmc, linux-omap; +Cc: per.forlin, cjb, Venkatraman S
No need to hold the spinlock during a rather long dma configuration
sequence inside dma callback, which doesn't need it.
Signed-off-by: Venkatraman S <svenkatr@ti.com>
---
drivers/mmc/host/omap_hsmmc.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 5b7776c..c5fd413 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -1384,10 +1384,10 @@ static void omap_hsmmc_dma_cb(int lch, u16 ch_status, void *cb_data)
data = host->mrq->data;
host->dma_sg_idx++;
if (host->dma_sg_idx < host->dma_len) {
+ spin_unlock(&host->irq_lock);
/* Fire up the next transfer. */
omap_hsmmc_config_dma_params(host, data,
data->sg + host->dma_sg_idx);
- spin_unlock(&host->irq_lock);
return;
}
--
1.7.1
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2011-09-01 19:05 [PATCH 2/2] omap: hsmmc: Don't hold spinlock during dma configuration Venkatraman S
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