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authorPer Forlin <per.forlin@linaro.org>2011-08-02 17:33:39 +0200
committerFelipe Balbi <balbi@ti.com>2011-08-12 11:52:45 +0300
commitd366d39bab562545ccb4a5931d62d0fd9e6a8ffc (patch)
treeac33c6766924ab314e2c9ca62a2a79d68890c712 /drivers/usb/musb/ux500_dma.c
parent93e098a8fc02c579875e64001f7a511b7e75a16c (diff)
usb: musb: ux500: set dma config for both src and dst
The dma driver requires both src and dst to be set. This fix is needed in order to run gadget mass storage. Patch is verified on snowball. Signed-off-by: Per Forlin <per.forlin@linaro.org> Acked-by: Mian Yousaf Kaukab <mian.yousaf.kaukab@stericsson.com> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/musb/ux500_dma.c')
-rw-r--r--drivers/usb/musb/ux500_dma.c16
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/usb/musb/ux500_dma.c b/drivers/usb/musb/ux500_dma.c
index cecace411832..23134754b7c0 100644
--- a/drivers/usb/musb/ux500_dma.c
+++ b/drivers/usb/musb/ux500_dma.c
@@ -133,15 +133,13 @@ static bool ux500_configure_channel(struct dma_channel *channel,
DMA_SLAVE_BUSWIDTH_4_BYTES;
slave_conf.direction = direction;
- if (direction == DMA_FROM_DEVICE) {
- slave_conf.src_addr = usb_fifo_addr;
- slave_conf.src_addr_width = addr_width;
- slave_conf.src_maxburst = 16;
- } else {
- slave_conf.dst_addr = usb_fifo_addr;
- slave_conf.dst_addr_width = addr_width;
- slave_conf.dst_maxburst = 16;
- }
+ slave_conf.src_addr = usb_fifo_addr;
+ slave_conf.src_addr_width = addr_width;
+ slave_conf.src_maxburst = 16;
+ slave_conf.dst_addr = usb_fifo_addr;
+ slave_conf.dst_addr_width = addr_width;
+ slave_conf.dst_maxburst = 16;
+
dma_chan->device->device_control(dma_chan, DMA_SLAVE_CONFIG,
(unsigned long) &slave_conf);

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