openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

USB: musb: do not override DMA mode in channel program 

There is no reason for the DMA channel program to override the
DMA mode passed down by its caller. Use the passed parameter
directly, and let the caller handle the decision on which mode
is to be used.

Signed-off-by: Anand Gadiyar <gadiyar@ti.com>
Acked-by: Felipe Balbi <felipe.balbi@nokia.com>
Signed-off-by: Ajay Kumar Gupta <ajay.gupta@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Anand Gadiyar 2010-07-08 16:34:55 +05:30 committed by Greg Kroah-Hartman
parent 3f1a9696ae
commit 8ca47c8a76
1 changed files with 1 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/usb/musb/musbhsdma.c
View File

@ -173,10 +173,7 @@ static int dma_channel_program(struct dma_channel *channel,
musb_channel->max_packet_sz = packet_sz;
channel->status = MUSB_DMA_STATUS_BUSY;
if ((mode == 1) && (len >= packet_sz))
configure_channel(channel, packet_sz, 1, dma_addr, len);
else
configure_channel(channel, packet_sz, 0, dma_addr, len);
configure_channel(channel, packet_sz, mode, dma_addr, len);
return true;
}