usb: renesas_usbhs: fixup comment-out

This patch add/modify comment-out of renesas_usbhs.
On this process, usbhs_pkt_init was moved because it was placed under
usbhsf_null_handler which has no relationship it

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 21 insertions, 9 deletions

diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c
index 021695de1e9e..237e8b1e7027 100644
--- a/drivers/usb/renesas_usbhs/fifo.c
+++ b/drivers/usb/renesas_usbhs/fifo.c
@@ -26,7 +26,16 @@
 #define usbhsf_fifo_is_busy(f)  ((f)->pipe) /* see usbhs_pipe_select_fifo */
 
 /*
- *              packet info function
+ *              packet initialize
+ */
+void usbhs_pkt_init(struct usbhs_pkt *pkt)
+{
+        pkt->dma = DMA_ADDR_INVALID;
+        INIT_LIST_HEAD(&pkt->node);
+}
+
+/*
+ *              packet control function
  */
 static int usbhsf_null_handle(struct usbhs_pkt *pkt, int *is_done)
 {
@@ -43,12 +52,6 @@ static struct usbhs_pkt_handle usbhsf_null_handler = {
         .try_run = usbhsf_null_handle,
 };
 
-void usbhs_pkt_init(struct usbhs_pkt *pkt)
-{
-        pkt->dma = DMA_ADDR_INVALID;
-        INIT_LIST_HEAD(&pkt->node);
-}
-
 void usbhs_pkt_push(struct usbhs_pipe *pipe, struct usbhs_pkt *pkt,
                     struct usbhs_pkt_handle *handler,
                     void *buf, int len, int zero)
@@ -293,7 +296,7 @@ static int usbhsf_fifo_select(struct usbhs_pipe *pipe,
 }
 
 /*
- *              PIO fifo functions
+ *              PIO push handler
  */
 static int usbhsf_pio_try_push(struct usbhs_pkt *pkt, int *is_done)
 {
@@ -395,6 +398,9 @@ struct usbhs_pkt_handle usbhs_fifo_pio_push_handler = {
         .try_run = usbhsf_pio_try_push,
 };
 
+/*
+ *              PIO pop handler
+ */
 static int usbhsf_prepare_pop(struct usbhs_pkt *pkt, int *is_done)
 {
         struct usbhs_pipe *pipe = pkt->pipe;
@@ -497,7 +503,7 @@ struct usbhs_pkt_handle usbhs_fifo_pio_pop_handler = {
 };
 
 /*
- *              handler function
+ *              DCP ctrol statge handler
  */
 static int usbhsf_ctrl_stage_end(struct usbhs_pkt *pkt, int *is_done)
 {
@@ -614,6 +620,9 @@ static void usbhsf_dma_prepare_tasklet(unsigned long data)
         dma_async_issue_pending(chan);
 }
 
+/*
+ *              DMA push handler
+ */
 static int usbhsf_dma_prepare_push(struct usbhs_pkt *pkt, int *is_done)
 {
         struct usbhs_pipe *pipe = pkt->pipe;
@@ -686,6 +695,9 @@ struct usbhs_pkt_handle usbhs_fifo_dma_push_handler = {
         .dma_done       = usbhsf_dma_push_done,
 };
 
+/*
+ *              DMA pop handler
+ */
 static int usbhsf_dma_try_pop(struct usbhs_pkt *pkt, int *is_done)
 {
         struct usbhs_pipe *pipe = pkt->pipe;