X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=kernel%2Farch%2Farm%2Fplat-pxa%2Finclude%2Fplat%2Fdma.h;h=28848b344e2d945e0d7b7d6bbc128d231b957b6a;hb=e09b41010ba33a20a87472ee821fa407a5b8da36;hp=a7b91dc06852bc0c139077dee579c3b27f2b1dbb;hpb=f93b97fd65072de626c074dbe099a1fff05ce060;p=kvmfornfv.git

diff --git a/kernel/arch/arm/plat-pxa/include/plat/dma.h b/kernel/arch/arm/plat-pxa/include/plat/dma.h
index a7b91dc06..28848b344 100644
--- a/kernel/arch/arm/plat-pxa/include/plat/dma.h
+++ b/kernel/arch/arm/plat-pxa/include/plat/dma.h
@@ -82,4 +82,19 @@ int pxa_request_dma (char *name,
 
 void pxa_free_dma (int dma_ch);
 
+/*
+ * Cooperation with pxa_dma + dmaengine while there remains at least one pxa
+ * driver not converted to dmaengine.
+ */
+#if defined(CONFIG_PXA_DMA)
+extern int pxad_toggle_reserved_channel(int legacy_channel);
+#else
+static inline int pxad_toggle_reserved_channel(int legacy_channel)
+{
+	return 0;
+}
+#endif
+
+extern void __init pxa2xx_set_dmac_info(int nb_channels);
+
 #endif /* __PLAT_DMA_H */