sh: Drop name overload in dma-sh.

Pass along the dev_id from request_dma() all the way down,
rather than inserting an artificial name relating to the TEI
line that we were doing before.

This makes the line a bit less obvious, but dev_id is the proper
behaviour for this regardless.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

diff --git a/arch/sh/drivers/dma/dma-sh.c b/arch/sh/drivers/dma/dma-sh.c
index 66078601335009804e06213b82bef57a324b4765..f63721ed86c273fc20864fe107e0877e88d3b65c 100644 (file)
--- a/arch/sh/drivers/dma/dma-sh.c
+++ b/arch/sh/drivers/dma/dma-sh.c
@@ -94,20 +94,13 @@ static int sh_dmac_request_dma(struct dma_channel *chan)
        if (unlikely(!chan->flags & DMA_TEI_CAPABLE))
                return 0;
 
-       chan->name = kzalloc(32, GFP_KERNEL);
-       if (unlikely(chan->name == NULL))
-               return -ENOMEM;
-       snprintf(chan->name, 32, "DMAC Transfer End (Channel %d)",
-                chan->chan);
-
        return request_irq(get_dmte_irq(chan->chan), dma_tei,
-                          IRQF_DISABLED, chan->name, chan);
+                          IRQF_DISABLED, chan->dev_id, chan);
 }
 
 static void sh_dmac_free_dma(struct dma_channel *chan)
 {
        free_irq(get_dmte_irq(chan->chan), chan);
-       kfree(chan->name);
 }
 
 static void