X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=drivers%2Fusb%2Fmusb%2Fmusbhsdma.c;h=d281792db05c414cc0a6f2c30a62967dd8a458e9;hp=0144a2d481fd8daf8b8c3ab30102e57154096c5e;hb=132543074af3cf1e94e3608abf162880edbdcbb3;hpb=a1f3d4bba8ea395a39d34ade6017afee8be16031

diff --git a/drivers/usb/musb/musbhsdma.c b/drivers/usb/musb/musbhsdma.c
index 0144a2d481fd..d281792db05c 100644
--- a/drivers/usb/musb/musbhsdma.c
+++ b/drivers/usb/musb/musbhsdma.c
@@ -169,6 +169,14 @@ static int dma_channel_program(struct dma_channel *channel,
 	BUG_ON(channel->status == MUSB_DMA_STATUS_UNKNOWN ||
 		channel->status == MUSB_DMA_STATUS_BUSY);
 
+	/* Let targets check/tweak the arguments */
+	if (musb->ops->adjust_channel_params) {
+		int ret = musb->ops->adjust_channel_params(channel,
+			packet_sz, &mode, &dma_addr, &len);
+		if (ret)
+			return ret;
+	}
+
 	/*
 	 * The DMA engine in RTL1.8 and above cannot handle
 	 * DMA addresses that are not aligned to a 4 byte boundary.