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>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/dma/intel_mid_dma.c b/drivers/dma/intel_mid_dma.c
index c9ab4ac18e41..d599d96a57b6 100644
--- a/drivers/dma/intel_mid_dma.c
+++ b/drivers/dma/intel_mid_dma.c
@@ -867,7 +867,7 @@ static int intel_mid_dma_alloc_chan_resources(struct dma_chan *chan)
                 pm_runtime_put(&mid->pdev->dev);
                 return -EIO;
         }
-        chan->completed_cookie = chan->cookie = 1;
+        dma_cookie_init(chan);
 
         spin_lock_bh(&midc->lock);
         while (midc->descs_allocated < DESCS_PER_CHANNEL) {
@@ -1100,7 +1100,7 @@ static int mid_setup_dma(struct pci_dev *pdev)
                 struct intel_mid_dma_chan *midch = &dma->ch[i];
 
                 midch->chan.device = &dma->common;
-                midch->chan.cookie =  1;
+                dma_cookie_init(&midch->chan);
                 midch->ch_id = dma->chan_base + i;
                 pr_debug("MDMA:Init CH %d, ID %d\n", i, midch->ch_id);