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| author | Russell King - ARM Linux <linux@arm.linux.org.uk> | 2012-03-06 22:35:47 +0000 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@linux.intel.com> | 2012-03-13 11:37:22 +0530 |
| commit | d3ee98cdcd6198ea1cf75c603178acc8a805b69b (patch) | |
| tree | 721f252d07d5e0596fa9b58a7c876dfd75823d0a /drivers/dma/ipu/ipu_idmac.c | |
| parent | 96a2af41c78b1fbb1f567a3486bdc63f7b31c5fd (diff) | |
| download | lwn-d3ee98cdcd6198ea1cf75c603178acc8a805b69b.tar.gz lwn-d3ee98cdcd6198ea1cf75c603178acc8a805b69b.zip | |
dmaengine: consolidate initialization of cookies
Provide a common function to initialize a channels cookie values.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Tested-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Jassi Brar <jassisinghbrar@gmail.com>
[imx-sdma.c & mxs-dma.c]
Tested-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Diffstat (limited to 'drivers/dma/ipu/ipu_idmac.c')
| -rw-r--r-- | drivers/dma/ipu/ipu_idmac.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/dma/ipu/ipu_idmac.c b/drivers/dma/ipu/ipu_idmac.c index bff9250a59ce..1880274b0850 100644 --- a/drivers/dma/ipu/ipu_idmac.c +++ b/drivers/dma/ipu/ipu_idmac.c @@ -1504,8 +1504,7 @@ static int idmac_alloc_chan_resources(struct dma_chan *chan) BUG_ON(chan->client_count > 1); WARN_ON(ichan->status != IPU_CHANNEL_FREE); - chan->cookie = 1; - chan->completed_cookie = -ENXIO; + dma_cookie_init(chan); ret = ipu_irq_map(chan->chan_id); if (ret < 0) @@ -1633,8 +1632,7 @@ static int __init ipu_idmac_init(struct ipu *ipu) snprintf(ichan->eof_name, sizeof(ichan->eof_name), "IDMAC EOF %d", i); dma_chan->device = &idmac->dma; - dma_chan->cookie = 1; - dma_chan->completed_cookie = -ENXIO; + dma_cookie_init(dma_chan); dma_chan->chan_id = i; list_add_tail(&dma_chan->device_node, &dma->channels); } |