ARM: OMAP: add deprecation message for legacy OMAP DMA API

[pandora-kernel.git] / arch / arm / plat-omap / dma.c

diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
index b5608b1..1c98659 100644 (file)
--- 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) {