From 421da89aadd1b24f4a3bc1d60c9de9825ec2debc Mon Sep 17 00:00:00 2001 From: Padmavathi Venna Date: Thu, 14 Feb 2013 09:10:07 +0530 Subject: [PATCH] DMA: PL330: Register the DMA controller with the generic DMA helpers This patch registers the pl330 dma controller driver with the generic device tree dma helper functions. Signed-off-by: Padmavathi Venna Acked-by: Arnd Bergmann Signed-off-by: Vinod Koul --- drivers/dma/pl330.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c index f5d47e617df2..fc9c80017378 100644 --- a/drivers/dma/pl330.c +++ b/drivers/dma/pl330.c @@ -2995,6 +2995,14 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id) pi->pcfg.data_bus_width / 8, pi->pcfg.num_chan, pi->pcfg.num_peri, pi->pcfg.num_events); + ret = of_dma_controller_register(adev->dev.of_node, + of_dma_pl330_xlate, pdmac); + if (ret) { + dev_err(&adev->dev, + "unable to register DMA to the generic DT DMA helpers\n"); + goto probe_err2; + } + return 0; probe_err2: @@ -3015,6 +3023,8 @@ static int __devexit pl330_remove(struct amba_device *adev) if (!pdmac) return 0; + of_dma_controller_free(adev->dev.of_node); + amba_set_drvdata(adev, NULL); /* Idle the DMAC */