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Commit 9d0f1fa6 authored by Vinod Koul's avatar Vinod Koul
Browse files

dmaengine: mmp_tdma: fix the 'pointer from integer' warnings 



the driver is using unsigned long type for storing the channel register base
"reg_base", this leads to bunch of warns when we try to use this as pointer. So
better use an iomem pointer type for this variable

drivers/dma/mmp_tdma.c: In function 'mmp_tdma_chan_set_desc':
drivers/dma/mmp_tdma.c:143: warning: passing argument 2 of '__raw_writel' makes pointer from integer without a cast
drivers/dma/mmp_tdma.c:144: warning: passing argument 1 of '__raw_readl' makes pointer from integer without a cast
drivers/dma/mmp_tdma.c:144: warning: passing argument 2 of '__raw_writel' makes pointer from integer without a cast
drivers/dma/mmp_tdma.c: In function 'mmp_tdma_enable_chan':
drivers/dma/mmp_tdma.c:151: warning: passing argument 2 of '__raw_writel' makes pointer from integer without a cast
drivers/dma/mmp_tdma.c:153: warning: passing argument 1 of '__raw_readl' makes pointer from integer without a cast
drivers/dma/mmp_tdma.c:153: warning: passing argument 2 of '__raw_writel' makes pointer from integer without a cast
drivers/dma/mmp_tdma.c: In function 'mmp_tdma_disable_chan':
drivers/dma/mmp_tdma.c:160: warning: passing argument 1 of '__raw_readl' makes pointer from integer without a cast
drivers/dma/mmp_tdma.c:160: warning: passing argument 2 of '__raw_writel' makes pointer from integer without a cast
drivers/dma/mmp_tdma.c:164: warning: passing argument 2 of '__raw_writel' makes pointer from integer without a cast
drivers/dma/mmp_tdma.c: In function 'mmp_tdma_resume_chan':
drivers/dma/mmp_tdma.c:171: warning: passing argument 1 of '__raw_readl' makes pointer from integer without a cast
drivers/dma/mmp_tdma.c:171: warning: passing argument 2 of '__raw_writel' makes pointer from integer without a cast
drivers/dma/mmp_tdma.c: In function 'mmp_tdma_pause_chan':
drivers/dma/mmp_tdma.c:178: warning: passing argument 1 of '__raw_readl' makes pointer from integer without a cast
drivers/dma/mmp_tdma.c:178: warning: passing argument 2 of '__raw_writel' makes pointer from integer without a cast
drivers/dma/mmp_tdma.c: In function 'mmp_tdma_config_chan':
drivers/dma/mmp_tdma.c:263: warning: passing argument 2 of '__raw_writel' makes pointer from integer without a cast
drivers/dma/mmp_tdma.c: In function 'mmp_tdma_clear_chan_irq':
drivers/dma/mmp_tdma.c:269: warning: passing argument 1 of '__raw_readl' makes pointer from integer without a cast
drivers/dma/mmp_tdma.c:274: warning: passing argument 2 of '__raw_writel' makes pointer from integer without a cast

Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent 2b7f65b1

drivers/dma/mmp_tdma.c

+2 −2
Original line number Diff line number Diff line
@@ -121,7 +121,7 @@ struct mmp_tdma_chan { 
	int				idx;

	enum mmp_tdma_type		type;

	int				irq;

	unsigned long			reg_base;

	void __iomem			*reg_base;



	size_t				buf_len;

	size_t				period_len;
@@ -526,7 +526,7 @@ static int mmp_tdma_chan_init(struct mmp_tdma_device *tdev, 
	tdmac->chan.device = &tdev->device;

	tdmac->idx	   = idx;

	tdmac->type	   = type;

	tdmac->reg_base	   = (unsigned long)tdev->base + idx * 4;

	tdmac->reg_base	   = tdev->base + idx * 4;

	tdmac->status = DMA_COMPLETE;

	tdev->tdmac[tdmac->idx] = tdmac;

	tasklet_init(&tdmac->tasklet, dma_do_tasklet, (unsigned long)tdmac);