Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6

[linux-2.6-omap-h63xx.git] / include / asm-arm / arch-imx / imx-dma.h

diff --git a/include/asm-arm/arch-imx/imx-dma.h b/include/asm-arm/arch-imx/imx-dma.h
index f2063c1d610d72f8a68a5a31a59fb25b59648d78..44d89c35539a50b2bf460ff742fda121cfcd22af 100644 (file)
--- a/include/asm-arm/arch-imx/imx-dma.h
+++ b/include/asm-arm/arch-imx/imx-dma.h
@@ -45,8 +45,8 @@
 
 struct imx_dma_channel {
        const char *name;
-       void (*irq_handler) (int, void *, struct pt_regs *);
-       void (*err_handler) (int, void *, struct pt_regs *);
+       void (*irq_handler) (int, void *);
+       void (*err_handler) (int, void *, int errcode);
        void *data;
        dmamode_t  dma_mode;
        struct scatterlist *sg;
@@ -58,6 +58,10 @@ struct imx_dma_channel {
 
 extern struct imx_dma_channel imx_dma_channels[IMX_DMA_CHANNELS];
 
+#define IMX_DMA_ERR_BURST     1
+#define IMX_DMA_ERR_REQUEST   2
+#define IMX_DMA_ERR_TRANSFER  4
+#define IMX_DMA_ERR_BUFFER    8
 
 /* The type to distinguish channel numbers parameter from ordinal int type */
 typedef int imx_dmach_t;
@@ -73,8 +77,8 @@ imx_dma_setup_sg(imx_dmach_t dma_ch,
 
 int
 imx_dma_setup_handlers(imx_dmach_t dma_ch,
-               void (*irq_handler) (int, void *, struct pt_regs *),
-               void (*err_handler) (int, void *, struct pt_regs *), void *data);
+               void (*irq_handler) (int, void *),
+               void (*err_handler) (int, void *, int), void *data);
 
 void imx_dma_enable(imx_dmach_t dma_ch);
 
@@ -84,7 +88,7 @@ int imx_dma_request(imx_dmach_t dma_ch, const char *name);
 
 void imx_dma_free(imx_dmach_t dma_ch);
 
-int imx_dma_request_by_prio(imx_dmach_t *pdma_ch, const char *name, imx_dma_prio prio);
+imx_dmach_t imx_dma_request_by_prio(const char *name, imx_dma_prio prio);
 
 
 #endif /* _ASM_ARCH_IMX_DMA_H */