From f32807f1ff7fbfd2d4ec708b1ac8cb75cb92bfef Mon Sep 17 00:00:00 2001 From: Vinod Koul Date: Mon, 25 Jul 2011 19:22:01 +0530 Subject: dmaengine: pl08x: handle the rest of enums in pl08x_width pl08x_width function does not handle rest of enums for DMA_SLAVE_BUSWIDTH_xxxx which causes gcc to emit below warining drivers/dma/amba-pl08x.c: In function 'pl08x_width': drivers/dma/amba-pl08x.c:1119: warning: enumeration value 'DMA_SLAVE_BUSWIDTH_UNDEFINED' not handled in switch drivers/dma/amba-pl08x.c:1119: warning: enumeration value 'DMA_SLAVE_BUSWIDTH_8_BYTES' not handled in switch this patch adds a default case which returns error Signed-off-by: Vinod Koul --- drivers/dma/amba-pl08x.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c index 9aa2bd4452d3..196a7378d332 100644 --- a/drivers/dma/amba-pl08x.c +++ b/drivers/dma/amba-pl08x.c @@ -1123,8 +1123,9 @@ static u32 pl08x_width(enum dma_slave_buswidth width) return PL080_WIDTH_16BIT; case DMA_SLAVE_BUSWIDTH_4_BYTES: return PL080_WIDTH_32BIT; + default: + return ~0; } - return ~0; } static u32 pl08x_burst(u32 maxburst) -- cgit v1.2.3-59-g8ed1b