redonkable/alistair23-linux
redonkable/alistair23-linux
1
0
Fork 0
Code Releases Activity

[ARM] MX2: DMA updates

Browse source 
This one updates DMA support on MX2 which got broken in:
[ARM] Hide ISA DMA API when ISA_DMA_API is unset

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer 2008-12-16 12:17:47 +01:00
parent 7e1548a597
commit 33ebc19d54
2 changed files with 9 additions and 8 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
arch/arm/plat-mxc/dma-mx1-mx2.c
View file

@ -34,7 +34,6 @@
#include <asm/system.h>
#include <asm/irq.h>
#include <mach/hardware.h>
#include <mach/dma.h>
#include <mach/dma-mx1-mx2.h>
#define DMA_DCR 0x00 /* Control Register */
@ -114,7 +113,7 @@ struct imx_dma_channel {
void (*err_handler) (int, void *, int errcode);
void (*prog_handler) (int, void *, struct scatterlist *);
void *data;
dmamode_t dma_mode;
unsigned int dma_mode;
struct scatterlist *sg;
unsigned int resbytes;
int dma_num;
@ -193,7 +192,7 @@ static inline int imx_dma_sg_next(int channel, struct scatterlist *sg)
int
imx_dma_setup_single(int channel, dma_addr_t dma_address,
unsigned int dma_length, unsigned int dev_addr,
dmamode_t dmamode)
unsigned int dmamode)
{
struct imx_dma_channel *imxdma = &imx_dma_channels[channel];
@ -288,7 +287,7 @@ int
imx_dma_setup_sg(int channel,
struct scatterlist *sg, unsigned int sgcount,
unsigned int dma_length, unsigned int dev_addr,
dmamode_t dmamode)
unsigned int dmamode)
{
struct imx_dma_channel *imxdma = &imx_dma_channels[channel];

10
arch/arm/plat-mxc/include/mach/dma-mx1-mx2.h
View file

@ -22,13 +22,15 @@
* MA 02110-1301, USA.
*/
#include <mach/dma.h>
#ifndef __ASM_ARCH_MXC_DMA_H
#define __ASM_ARCH_MXC_DMA_H
#define IMX_DMA_CHANNELS 16
#define DMA_MODE_READ 0
#define DMA_MODE_WRITE 1
#define DMA_MODE_MASK 1
#define DMA_BASE IO_ADDRESS(DMA_BASE_ADDR)
#define IMX_DMA_MEMSIZE_32 (0 << 4)
@ -54,12 +56,12 @@ imx_dma_config_burstlen(int channel, unsigned int burstlen);
int
imx_dma_setup_single(int channel, dma_addr_t dma_address,
unsigned int dma_length, unsigned int dev_addr,
dmamode_t dmamode);
unsigned int dmamode);
int
imx_dma_setup_sg(int channel, struct scatterlist *sg,
unsigned int sgcount, unsigned int dma_length,
unsigned int dev_addr, dmamode_t dmamode);
unsigned int dev_addr, unsigned int dmamode);
int
imx_dma_setup_handlers(int channel,