qcacmn: Reduce hif usb logging

Remove function entry/exit logs in hif_send_head(),
usb_hif_post_recv_bundle_transfers(), usb_hif_cleanup_recv_urb() and
usb_hif_post_recv_transfers().

Change-Id: I5638d99b4c6a3ace792a81957735c3ccd2d405f9
CRs-Fixed: 2398290

hif/src/usb/hif_usb.c

@@ -283,9 +283,7 @@ QDF_STATUS hif_send_head(struct hif_opaque_softc *scn, uint8_t pipe_id,
 	QDF_STATUS status = QDF_STATUS_SUCCESS;
 	struct HIF_DEVICE_USB *device = HIF_GET_USB_DEVICE(scn);
 
-	HIF_TRACE("+%s", __func__);
 	status = hif_send_internal(device, pipe_id, NULL, wbuf, nbytes);
-	HIF_TRACE("-%s", __func__);
 	return status;
 }
 

hif/src/usb/usbdrv.c

@@ -512,7 +512,6 @@ void usb_hif_flush_all(struct HIF_DEVICE_USB *device)
  */
 static void usb_hif_cleanup_recv_urb(struct HIF_URB_CONTEXT *urb_context)
 {
-	HIF_TRACE("+%s", __func__);
 
 	if (urb_context->buf != NULL) {
 		qdf_nbuf_free(urb_context->buf);
@@ -520,7 +519,6 @@ static void usb_hif_cleanup_recv_urb(struct HIF_URB_CONTEXT *urb_context)
 	}
 
 	usb_hif_free_urb_to_pipe(urb_context->pipe, urb_context);
-	HIF_TRACE("-%s", __func__);
 }
 
 /**
@@ -919,8 +917,6 @@ static void usb_hif_post_recv_transfers(struct HIF_USB_PIPE *recv_pipe,
 	struct urb *urb;
 	int usb_status;
 
-	HIF_TRACE("+%s", __func__);
-
 	while (1) {
 
 		urb_context = usb_hif_alloc_urb_from_pipe(recv_pipe);
@@ -964,8 +960,6 @@ static void usb_hif_post_recv_transfers(struct HIF_USB_PIPE *recv_pipe,
 		}
 	}
 
-	HIF_TRACE("-%s", __func__);
-
 }
 
 /**
@@ -984,8 +978,6 @@ static void usb_hif_post_recv_bundle_transfers(struct HIF_USB_PIPE *recv_pipe,
 	struct urb *urb;
 	int usb_status;
 
-	HIF_TRACE("+%s", __func__);
-
 	while (1) {
 
 		urb_context = usb_hif_alloc_urb_from_pipe(recv_pipe);
@@ -1033,8 +1025,6 @@ static void usb_hif_post_recv_bundle_transfers(struct HIF_USB_PIPE *recv_pipe,
 
 	}
 
-	HIF_TRACE("-%s", __func__);
-
 }
 
 /**