From 5c65c360da06635f985684fa0ab41027660d0804 Mon Sep 17 00:00:00 2001 From: Russell King Date: Sat, 7 Jun 2014 10:47:36 +0100 Subject: [PATCH] ARM: OMAP: add deprecation message for legacy OMAP DMA API The legacy OMAP DMA API is now deprecated; all remaining users should now convert over ASAP to using the DMA engine API instead of the OMAP private API. Acked-by: Tony Lindgren Signed-off-by: Russell King --- arch/arm/plat-omap/dma.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c index b5608b1f9fbd..1c98659bbf89 100644 --- a/arch/arm/plat-omap/dma.c +++ b/arch/arm/plat-omap/dma.c @@ -698,6 +698,8 @@ int omap_request_dma(int dev_id, const char *dev_name, unsigned long flags; struct omap_dma_lch *chan; + WARN(strcmp(dev_name, "DMA engine"), "Using deprecated platform DMA API - please update to DMA engine"); + spin_lock_irqsave(&dma_chan_lock, flags); for (ch = 0; ch < dma_chan_count; ch++) { if (free_ch == -1 && dma_chan[ch].dev_id == -1) { -- 2.11.0