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authorIngo Molnar <mingo@elte.hu>2008-05-19 09:23:07 +0200
committerIngo Molnar <mingo@elte.hu>2008-05-19 09:23:07 +0200
commita8ac1ae3a2a8ceb5bc1d334a502d42f59b91379c (patch)
treefa3c8e81ffa64798e85425cf139fdd6ba3fd7963 /arch/arm/plat-omap
parentb4ef290d7c3abd1bf8cefcf8def359537fda7f31 (diff)
parentb8291ad07a7f3b5b990900f0001198ac23ba893e (diff)
Merge branch 'linus' into x86/pattip-x86-pat-2008-05-19-07-23-07
Diffstat (limited to 'arch/arm/plat-omap')
-rw-r--r--arch/arm/plat-omap/clock.c10
-rw-r--r--arch/arm/plat-omap/dma.c2
-rw-r--r--arch/arm/plat-omap/mailbox.c1
3 files changed, 10 insertions, 3 deletions
diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c
index 72d34a23a2ec..2946c193a7d6 100644
--- a/arch/arm/plat-omap/clock.c
+++ b/arch/arm/plat-omap/clock.c
@@ -134,9 +134,17 @@ void clk_disable(struct clk *clk)
return;
spin_lock_irqsave(&clockfw_lock, flags);
- BUG_ON(clk->usecount == 0);
+ if (clk->usecount == 0) {
+ printk(KERN_ERR "Trying disable clock %s with 0 usecount\n",
+ clk->name);
+ WARN_ON(1);
+ goto out;
+ }
+
if (arch_clock->clk_disable)
arch_clock->clk_disable(clk);
+
+out:
spin_unlock_irqrestore(&clockfw_lock, flags);
}
EXPORT_SYMBOL(clk_disable);
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
index 793740686be2..c00eda588cd8 100644
--- a/arch/arm/plat-omap/dma.c
+++ b/arch/arm/plat-omap/dma.c
@@ -604,6 +604,7 @@ int omap_request_dma(int dev_id, const char *dev_name,
chan->data = data;
#ifndef CONFIG_ARCH_OMAP1
chan->chain_id = -1;
+ chan->next_linked_ch = -1;
#endif
chan->enabled_irqs = OMAP_DMA_DROP_IRQ | OMAP_DMA_BLOCK_IRQ;
@@ -1087,7 +1088,6 @@ int omap_request_dma_chain(int dev_id, const char *dev_name,
printk(KERN_ERR "omap_dma: Request failed %d\n", err);
return err;
}
- dma_chan[channels[i]].next_linked_ch = -1;
dma_chan[channels[i]].prev_linked_ch = -1;
dma_chan[channels[i]].state = DMA_CH_NOTSTARTED;
diff --git a/arch/arm/plat-omap/mailbox.c b/arch/arm/plat-omap/mailbox.c
index 1945ddfec18d..6f33f58bca45 100644
--- a/arch/arm/plat-omap/mailbox.c
+++ b/arch/arm/plat-omap/mailbox.c
@@ -355,7 +355,6 @@ static int omap_mbox_init(struct omap_mbox *mbox)
"failed to register mailbox interrupt:%d\n", ret);
goto fail_request_irq;
}
- enable_mbox_irq(mbox, IRQ_RX);
mq = mbox_queue_alloc(mbox, mbox_txq_fn, mbox_tx_work);
if (!mq) {