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authorAnil Shetty <anil@ti.com>2010-09-24 13:44:05 +0300
committerGreg Kroah-Hartman <gregkh@suse.de>2010-10-22 10:21:53 -0700
commit6587cc0f30cd2f27cf0677e470f18792925a23a4 (patch)
tree4885a94d70849541a9e5049a32fc1c9e96a244b7
parentusb: musb: support ISO high bandwidth for gadget mode (diff)
downloadlinux-dev-6587cc0f30cd2f27cf0677e470f18792925a23a4.tar.xz
linux-dev-6587cc0f30cd2f27cf0677e470f18792925a23a4.zip
usb: musb: musbhsdma: increase max_len to 1MB
MUSB's DMA controller max channel length was set to 64k. Transfer length greater than this max value is being truncated. Signed-off-by: Anil Shetty <anil@ti.com> Signed-off-by: Felipe Balbi <balbi@ti.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--drivers/usb/musb/musbhsdma.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/musb/musbhsdma.c b/drivers/usb/musb/musbhsdma.c
index 6dc107f25245..6f771af5cbdb 100644
--- a/drivers/usb/musb/musbhsdma.c
+++ b/drivers/usb/musb/musbhsdma.c
@@ -91,7 +91,7 @@ static struct dma_channel *dma_channel_allocate(struct dma_controller *c,
channel = &(musb_channel->channel);
channel->private_data = musb_channel;
channel->status = MUSB_DMA_STATUS_FREE;
- channel->max_len = 0x10000;
+ channel->max_len = 0x100000;
/* Tx => mode 1; Rx => mode 0 */
channel->desired_mode = transmit;
channel->actual_len = 0;