Merge branch 'topic/misc' into for-linus

[firefly-linux-kernel-4.4.55.git] / drivers / dma / ipu / ipu_idmac.c

diff --git a/drivers/dma/ipu/ipu_idmac.c b/drivers/dma/ipu/ipu_idmac.c
index e202a6ce55735bf3d6fdb456f718fade1301ba32..9a5bc1a7389e61abc82e78aee287934f13c2eef7 100644 (file)
--- a/drivers/dma/ipu/ipu_idmac.c
+++ b/drivers/dma/ipu/ipu_idmac.c
@@ -1272,7 +1272,8 @@ static irqreturn_t idmac_interrupt(int irq, void *dev_id)
        /* Other interrupts do not interfere with this channel */
        spin_lock(&ichan->lock);
        if (unlikely(chan_id != IDMAC_SDC_0 && chan_id != IDMAC_SDC_1 &&
-                    ((curbuf >> chan_id) & 1) == ichan->active_buffer)) {
+                    ((curbuf >> chan_id) & 1) == ichan->active_buffer &&
+                    !list_is_last(ichan->queue.next, &ichan->queue))) {
                int i = 100;
 
                /* This doesn't help. See comment in ipu_disable_channel() */
@@ -1547,7 +1548,7 @@ static irqreturn_t ic_sof_irq(int irq, void *dev_id)
        struct idmac_channel *ichan = dev_id;
        printk(KERN_DEBUG "Got SOF IRQ %d on Channel %d\n",
               irq, ichan->dma_chan.chan_id);
-       disable_irq(irq);
+       disable_irq_nosync(irq);
        return IRQ_HANDLED;
 }
 
@@ -1556,7 +1557,7 @@ static irqreturn_t ic_eof_irq(int irq, void *dev_id)
        struct idmac_channel *ichan = dev_id;
        printk(KERN_DEBUG "Got EOF IRQ %d on Channel %d\n",
               irq, ichan->dma_chan.chan_id);
-       disable_irq(irq);
+       disable_irq_nosync(irq);
        return IRQ_HANDLED;
 }