diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-05-12 12:17:30 +0200 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2009-05-12 12:17:36 +0200 |
commit | 6cda3eb62ef42aa5acd649bf99c8db544e0f4051 (patch) | |
tree | 93f74ca002f5756c8e157611174f9540b5cf41c0 /arch/arm/plat-omap/dma.c | |
parent | b9c61b70075c87a8612624736faf4a2de5b1ed30 (diff) | |
parent | cec6be6d1069d697beb490bbb40a290d5ff554a2 (diff) |
Merge branch 'x86/apic' into irq/numa
Merge reason: both topics modify the APIC code but were able to do it in
parallel so far. An upcoming patch generates a conflict so
merge them to avoid the conflict.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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); |