From: Fabio Estevam Date: Mon, 29 Dec 2014 17:20:51 +0000 (-0200) Subject: dmaengine: imx-sdma: Declare slave capabilities for the generic code X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=1e4a4f50d2466d18a3e6c64ddd39f2528172b90d;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git dmaengine: imx-sdma: Declare slave capabilities for the generic code Since ecc19d17868be9c ("dmaengine: Add a warning for drivers not using the generic slave caps retrieval") the following warning is observed: [ 0.224981] ------------[ cut here ]------------ [ 0.225013] WARNING: CPU: 0 PID: 1 at drivers/dma/dmaengine.c:830 dma_async_device_register+0x2a0/0x4c8() [ 0.225023] this driver doesn't support generic slave capabilities reporting Declare the slave capabilities to avoid such warning. Signed-off-by: Fabio Estevam Acked-by: Maxime Ripard Signed-off-by: Vinod Koul --- diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c index 1748a4bd475f..d28c26bf7a2a 100644 --- a/drivers/dma/imx-sdma.c +++ b/drivers/dma/imx-sdma.c @@ -1595,6 +1595,10 @@ static int sdma_probe(struct platform_device *pdev) sdma->dma_device.device_prep_dma_cyclic = sdma_prep_dma_cyclic; sdma->dma_device.device_config = sdma_config; sdma->dma_device.device_terminate_all = sdma_disable_channel; + sdma->dma_device.src_addr_widths = BIT(DMA_SLAVE_BUSWIDTH_4_BYTES); + sdma->dma_device.dst_addr_widths = BIT(DMA_SLAVE_BUSWIDTH_4_BYTES); + sdma->dma_device.directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV); + sdma->dma_device.residue_granularity = DMA_RESIDUE_GRANULARITY_BURST; sdma->dma_device.device_issue_pending = sdma_issue_pending; sdma->dma_device.dev->dma_parms = &sdma->dma_parms; dma_set_max_seg_size(sdma->dma_device.dev, 65535);