diff options
| author | Per Forlin <[email protected]> | 2011-08-02 17:33:39 +0200 |
|---|---|---|
| committer | Felipe Balbi <[email protected]> | 2011-08-12 11:52:45 +0300 |
| commit | d366d39bab562545ccb4a5931d62d0fd9e6a8ffc (patch) | |
| tree | ac33c6766924ab314e2c9ca62a2a79d68890c712 | |
| parent | 93e098a8fc02c579875e64001f7a511b7e75a16c (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 <[email protected]>
Acked-by: Mian Yousaf Kaukab <[email protected]>
Acked-by: Linus Walleij <[email protected]>
Signed-off-by: Felipe Balbi <[email protected]>
| -rw-r--r-- | drivers/usb/musb/ux500_dma.c | 16 |
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); |