diff options
author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2009-05-23 20:57:31 +0100 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-05-23 20:57:31 +0100 |
commit | a2ab67fae1ab9226679495a8d260f4e6555efc5f (patch) | |
tree | f7de683c9c8ff0869a7e11f1d40802145d05f5b4 /arch/arm/plat-omap/dma.c | |
parent | 6d0485a99366d4e0e7e725f14995c74cb7ca4499 (diff) | |
parent | 135cad366b4e7d6a79f6369f6cb5b721985aa62f (diff) |
Merge branch 'for-rmk-devel' of git://git.pengutronix.de/git/imx/linux-2.6 into devel
Conflicts:
arch/arm/Kconfig
arch/arm/Makefile
Diffstat (limited to 'arch/arm/plat-omap/dma.c')
-rw-r--r-- | arch/arm/plat-omap/dma.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c index 21cc0142b97..7fc8c045ad5 100644 --- a/arch/arm/plat-omap/dma.c +++ b/arch/arm/plat-omap/dma.c @@ -760,19 +760,12 @@ void omap_free_dma(int lch) { unsigned long flags; - spin_lock_irqsave(&dma_chan_lock, flags); if (dma_chan[lch].dev_id == -1) { pr_err("omap_dma: trying to free unallocated DMA channel %d\n", lch); - spin_unlock_irqrestore(&dma_chan_lock, flags); return; } - dma_chan[lch].dev_id = -1; - dma_chan[lch].next_lch = -1; - dma_chan[lch].callback = NULL; - spin_unlock_irqrestore(&dma_chan_lock, flags); - if (cpu_class_is_omap1()) { /* Disable all DMA interrupts for the channel. */ dma_write(0, CICR(lch)); @@ -798,6 +791,12 @@ void omap_free_dma(int lch) dma_write(0, CCR(lch)); omap_clear_dma(lch); } + + spin_lock_irqsave(&dma_chan_lock, flags); + dma_chan[lch].dev_id = -1; + dma_chan[lch].next_lch = -1; + dma_chan[lch].callback = NULL; + spin_unlock_irqrestore(&dma_chan_lock, flags); } EXPORT_SYMBOL(omap_free_dma); |