forked from luck/tmp_suning_uos_patched
async_tx: fix checking of dma_wait_for_async_tx() return value
dma_wait_for_async_tx() can also return DMA_PAUSED (which should be considered as error). Cc: Vinod Koul <vinod.koul@intel.com> Cc: Dan Williams <djbw@fb.com> Cc: Tomasz Figa <t.figa@samsung.com> Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Dan Williams <djbw@fb.com>
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@ -128,8 +128,8 @@ async_tx_channel_switch(struct dma_async_tx_descriptor *depend_tx,
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}
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device->device_issue_pending(chan);
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} else {
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if (dma_wait_for_async_tx(depend_tx) == DMA_ERROR)
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panic("%s: DMA_ERROR waiting for depend_tx\n",
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if (dma_wait_for_async_tx(depend_tx) != DMA_SUCCESS)
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panic("%s: DMA error waiting for depend_tx\n",
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__func__);
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tx->tx_submit(tx);
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}
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@ -280,8 +280,9 @@ void async_tx_quiesce(struct dma_async_tx_descriptor **tx)
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* we are referring to the correct operation
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*/
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BUG_ON(async_tx_test_ack(*tx));
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if (dma_wait_for_async_tx(*tx) == DMA_ERROR)
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panic("DMA_ERROR waiting for transaction\n");
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if (dma_wait_for_async_tx(*tx) != DMA_SUCCESS)
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panic("%s: DMA error waiting for transaction\n",
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__func__);
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async_tx_ack(*tx);
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*tx = NULL;
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}
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