Quiet MTK USB logging

Downgrade the USB transaction logging during TPU invocation so we don't
flood the kernel log.

The TPU initialization log remains untouched.

Change-Id: I09cdbcbe8523b3013662301c937e244e02a24269
diff --git a/drivers/misc/mediatek/usb11/musbfsh_host.c b/drivers/misc/mediatek/usb11/musbfsh_host.c
index a1bc443..4a8fe88 100644
--- a/drivers/misc/mediatek/usb11/musbfsh_host.c
+++ b/drivers/misc/mediatek/usb11/musbfsh_host.c
@@ -1421,7 +1421,7 @@
 
 	/* with CPPI, DMA sometimes triggers "extra" irqs */
 	if (!urb) {
-		WARNING("extra TX%d ready, csr %04x\n", epnum, tx_csr);
+		INFO("extra TX%d ready, csr %04x\n", epnum, tx_csr);
 		return;
 	}
 
@@ -1490,7 +1490,7 @@
 
 	/* second cppi case */
 	if (dma_channel_status(dma) == MUSBFSH_DMA_STATUS_BUSY) {
-		WARNING("extra TX%d ready, csr %04x\n", epnum, tx_csr);
+		INFO("extra TX%d ready, csr %04x\n", epnum, tx_csr);
 		return;
 	}
 
@@ -2531,7 +2531,7 @@
 		dma = is_in ? ep->rx_channel : ep->tx_channel;
 		if (dma) {
 			stat = ep->musbfsh->dma_controller->channel_abort(dma);
-			WARNING("abort %cX%d DMA for urb %p --> %d\n",
+			INFO("abort %cX%d DMA for urb %p --> %d\n",
 				is_in ? 'R' : 'T', ep->epnum, urb, stat);
 			urb->actual_length += dma->actual_len;
 			dma->actual_len = 0L;