dmaengine: bcm2835: Drop local dma_parms
authorRobin Murphy <robin.murphy@arm.com>
Thu, 3 Sep 2020 20:25:46 +0000 (21:25 +0100)
committerVinod Koul <vkoul@kernel.org>
Fri, 11 Sep 2020 12:12:12 +0000 (17:42 +0530)
Since commit 9495b7e92f71 ("driver core: platform: Initialize dma_parms
for platform devices"), struct platform_device already provides a
dma_parms structure, so we can save allocating another one.

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Link: https://lore.kernel.org/r/116927330a4a66aac579ad38ddbc3b538cd9524c.1599164692.git.robin.murphy@arm.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
drivers/dma/bcm2835-dma.c

index 4768ef2..630dfbb 100644 (file)
  * struct bcm2835_dmadev - BCM2835 DMA controller
  * @ddev: DMA device
  * @base: base address of register map
- * @dma_parms: DMA parameters (to convey 1 GByte max segment size to clients)
  * @zero_page: bus address of zero page (to detect transactions copying from
  *     zero page and avoid accessing memory if so)
  */
 struct bcm2835_dmadev {
        struct dma_device ddev;
        void __iomem *base;
-       struct device_dma_parameters dma_parms;
        dma_addr_t zero_page;
 };
 
@@ -902,7 +900,6 @@ static int bcm2835_dma_probe(struct platform_device *pdev)
        if (!od)
                return -ENOMEM;
 
-       pdev->dev.dma_parms = &od->dma_parms;
        dma_set_max_seg_size(&pdev->dev, 0x3FFFFFFF);
 
        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);