* [PATCH] usb: cdns3: gadget: make a bunch of functions static
@ 2020-04-02 12:38 Jason Yan
2020-04-03 2:09 ` Peter Chen
0 siblings, 1 reply; 2+ messages in thread
From: Jason Yan @ 2020-04-02 12:38 UTC (permalink / raw)
To: gregkh, pawell, peter.chen, linux-usb; +Cc: Jason Yan
Fix the following sparse warning:
drivers/usb/cdns3/gadget.c:85:6: warning: symbol
'cdns3_clear_register_bit' was not declared. Should it be static?
drivers/usb/cdns3/gadget.c:140:26: warning: symbol
'cdns3_next_align_buf' was not declared. Should it be static?
drivers/usb/cdns3/gadget.c:151:22: warning: symbol
'cdns3_next_priv_request' was not declared. Should it be static?
drivers/usb/cdns3/gadget.c:193:5: warning: symbol 'cdns3_ring_size' was
not declared. Should it be static?
drivers/usb/cdns3/gadget.c:348:6: warning: symbol
'cdns3_move_deq_to_next_trb' was not declared. Should it be static?
drivers/usb/cdns3/gadget.c:514:20: warning: symbol
'cdns3_wa2_gadget_giveback' was not declared. Should it be static?
drivers/usb/cdns3/gadget.c:554:5: warning: symbol
'cdns3_wa2_gadget_ep_queue' was not declared. Should it be static?
drivers/usb/cdns3/gadget.c:839:6: warning: symbol
'cdns3_wa1_restore_cycle_bit' was not declared. Should it be static?
drivers/usb/cdns3/gadget.c:1907:6: warning: symbol
'cdns3_stream_ep_reconfig' was not declared. Should it be static?
drivers/usb/cdns3/gadget.c:1928:6: warning: symbol
'cdns3_configure_dmult' was not declared. Should it be static?
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Jason Yan <yanaijie@huawei.com>
---
drivers/usb/cdns3/gadget.c | 20 ++++++++++----------
1 file changed, 10 insertions(+), 10 deletions(-)
diff --git a/drivers/usb/cdns3/gadget.c b/drivers/usb/cdns3/gadget.c
index 372460ea4df9..62f585c55846 100644
--- a/drivers/usb/cdns3/gadget.c
+++ b/drivers/usb/cdns3/gadget.c
@@ -82,7 +82,7 @@ static int cdns3_ep_run_stream_transfer(struct cdns3_endpoint *priv_ep,
* @ptr: address of device controller register to be read and changed
* @mask: bits requested to clar
*/
-void cdns3_clear_register_bit(void __iomem *ptr, u32 mask)
+static void cdns3_clear_register_bit(void __iomem *ptr, u32 mask)
{
mask = readl(ptr) & ~mask;
writel(mask, ptr);
@@ -137,7 +137,7 @@ struct usb_request *cdns3_next_request(struct list_head *list)
*
* Returns buffer or NULL if no buffers in list
*/
-struct cdns3_aligned_buf *cdns3_next_align_buf(struct list_head *list)
+static struct cdns3_aligned_buf *cdns3_next_align_buf(struct list_head *list)
{
return list_first_entry_or_null(list, struct cdns3_aligned_buf, list);
}
@@ -148,7 +148,7 @@ struct cdns3_aligned_buf *cdns3_next_align_buf(struct list_head *list)
*
* Returns request or NULL if no requests in list
*/
-struct cdns3_request *cdns3_next_priv_request(struct list_head *list)
+static struct cdns3_request *cdns3_next_priv_request(struct list_head *list)
{
return list_first_entry_or_null(list, struct cdns3_request, list);
}
@@ -190,7 +190,7 @@ dma_addr_t cdns3_trb_virt_to_dma(struct cdns3_endpoint *priv_ep,
return priv_ep->trb_pool_dma + offset;
}
-int cdns3_ring_size(struct cdns3_endpoint *priv_ep)
+static int cdns3_ring_size(struct cdns3_endpoint *priv_ep)
{
switch (priv_ep->type) {
case USB_ENDPOINT_XFER_ISOC:
@@ -345,7 +345,7 @@ static void cdns3_ep_inc_deq(struct cdns3_endpoint *priv_ep)
cdns3_ep_inc_trb(&priv_ep->dequeue, &priv_ep->ccs, priv_ep->num_trbs);
}
-void cdns3_move_deq_to_next_trb(struct cdns3_request *priv_req)
+static void cdns3_move_deq_to_next_trb(struct cdns3_request *priv_req)
{
struct cdns3_endpoint *priv_ep = priv_req->priv_ep;
int current_trb = priv_req->start_trb;
@@ -511,7 +511,7 @@ static void cdns3_wa2_descmiss_copy_data(struct cdns3_endpoint *priv_ep,
}
}
-struct usb_request *cdns3_wa2_gadget_giveback(struct cdns3_device *priv_dev,
+static struct usb_request *cdns3_wa2_gadget_giveback(struct cdns3_device *priv_dev,
struct cdns3_endpoint *priv_ep,
struct cdns3_request *priv_req)
{
@@ -551,7 +551,7 @@ struct usb_request *cdns3_wa2_gadget_giveback(struct cdns3_device *priv_dev,
return &priv_req->request;
}
-int cdns3_wa2_gadget_ep_queue(struct cdns3_device *priv_dev,
+static int cdns3_wa2_gadget_ep_queue(struct cdns3_device *priv_dev,
struct cdns3_endpoint *priv_ep,
struct cdns3_request *priv_req)
{
@@ -836,7 +836,7 @@ void cdns3_gadget_giveback(struct cdns3_endpoint *priv_ep,
cdns3_gadget_ep_free_request(&priv_ep->endpoint, request);
}
-void cdns3_wa1_restore_cycle_bit(struct cdns3_endpoint *priv_ep)
+static void cdns3_wa1_restore_cycle_bit(struct cdns3_endpoint *priv_ep)
{
/* Work around for stale data address in TRB*/
if (priv_ep->wa1_set) {
@@ -1904,7 +1904,7 @@ static int cdns3_ep_onchip_buffer_reserve(struct cdns3_device *priv_dev,
return 0;
}
-void cdns3_stream_ep_reconfig(struct cdns3_device *priv_dev,
+static void cdns3_stream_ep_reconfig(struct cdns3_device *priv_dev,
struct cdns3_endpoint *priv_ep)
{
if (!priv_ep->use_streams || priv_dev->gadget.speed < USB_SPEED_SUPER)
@@ -1925,7 +1925,7 @@ void cdns3_stream_ep_reconfig(struct cdns3_device *priv_dev,
EP_CFG_TDL_CHK | EP_CFG_SID_CHK);
}
-void cdns3_configure_dmult(struct cdns3_device *priv_dev,
+static void cdns3_configure_dmult(struct cdns3_device *priv_dev,
struct cdns3_endpoint *priv_ep)
{
struct cdns3_usb_regs __iomem *regs = priv_dev->regs;
--
2.17.2
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [PATCH] usb: cdns3: gadget: make a bunch of functions static
2020-04-02 12:38 [PATCH] usb: cdns3: gadget: make a bunch of functions static Jason Yan
@ 2020-04-03 2:09 ` Peter Chen
0 siblings, 0 replies; 2+ messages in thread
From: Peter Chen @ 2020-04-03 2:09 UTC (permalink / raw)
To: Jason Yan
Cc: gregkh@linuxfoundation.org, pawell@cadence.com,
linux-usb@vger.kernel.org
On 20-04-02 20:38:37, Jason Yan wrote:
> Fix the following sparse warning:
>
> drivers/usb/cdns3/gadget.c:85:6: warning: symbol
> 'cdns3_clear_register_bit' was not declared. Should it be static?
> drivers/usb/cdns3/gadget.c:140:26: warning: symbol
> 'cdns3_next_align_buf' was not declared. Should it be static?
> drivers/usb/cdns3/gadget.c:151:22: warning: symbol
> 'cdns3_next_priv_request' was not declared. Should it be static?
> drivers/usb/cdns3/gadget.c:193:5: warning: symbol 'cdns3_ring_size' was
> not declared. Should it be static?
> drivers/usb/cdns3/gadget.c:348:6: warning: symbol
> 'cdns3_move_deq_to_next_trb' was not declared. Should it be static?
> drivers/usb/cdns3/gadget.c:514:20: warning: symbol
> 'cdns3_wa2_gadget_giveback' was not declared. Should it be static?
> drivers/usb/cdns3/gadget.c:554:5: warning: symbol
> 'cdns3_wa2_gadget_ep_queue' was not declared. Should it be static?
> drivers/usb/cdns3/gadget.c:839:6: warning: symbol
> 'cdns3_wa1_restore_cycle_bit' was not declared. Should it be static?
> drivers/usb/cdns3/gadget.c:1907:6: warning: symbol
> 'cdns3_stream_ep_reconfig' was not declared. Should it be static?
> drivers/usb/cdns3/gadget.c:1928:6: warning: symbol
> 'cdns3_configure_dmult' was not declared. Should it be static?
>
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: Jason Yan <yanaijie@huawei.com>
Reviewed-by: Peter Chen <peter.chen@nxp.com>
> ---
> drivers/usb/cdns3/gadget.c | 20 ++++++++++----------
> 1 file changed, 10 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/usb/cdns3/gadget.c b/drivers/usb/cdns3/gadget.c
> index 372460ea4df9..62f585c55846 100644
> --- a/drivers/usb/cdns3/gadget.c
> +++ b/drivers/usb/cdns3/gadget.c
> @@ -82,7 +82,7 @@ static int cdns3_ep_run_stream_transfer(struct cdns3_endpoint *priv_ep,
> * @ptr: address of device controller register to be read and changed
> * @mask: bits requested to clar
> */
> -void cdns3_clear_register_bit(void __iomem *ptr, u32 mask)
> +static void cdns3_clear_register_bit(void __iomem *ptr, u32 mask)
> {
> mask = readl(ptr) & ~mask;
> writel(mask, ptr);
> @@ -137,7 +137,7 @@ struct usb_request *cdns3_next_request(struct list_head *list)
> *
> * Returns buffer or NULL if no buffers in list
> */
> -struct cdns3_aligned_buf *cdns3_next_align_buf(struct list_head *list)
> +static struct cdns3_aligned_buf *cdns3_next_align_buf(struct list_head *list)
> {
> return list_first_entry_or_null(list, struct cdns3_aligned_buf, list);
> }
> @@ -148,7 +148,7 @@ struct cdns3_aligned_buf *cdns3_next_align_buf(struct list_head *list)
> *
> * Returns request or NULL if no requests in list
> */
> -struct cdns3_request *cdns3_next_priv_request(struct list_head *list)
> +static struct cdns3_request *cdns3_next_priv_request(struct list_head *list)
> {
> return list_first_entry_or_null(list, struct cdns3_request, list);
> }
> @@ -190,7 +190,7 @@ dma_addr_t cdns3_trb_virt_to_dma(struct cdns3_endpoint *priv_ep,
> return priv_ep->trb_pool_dma + offset;
> }
>
> -int cdns3_ring_size(struct cdns3_endpoint *priv_ep)
> +static int cdns3_ring_size(struct cdns3_endpoint *priv_ep)
> {
> switch (priv_ep->type) {
> case USB_ENDPOINT_XFER_ISOC:
> @@ -345,7 +345,7 @@ static void cdns3_ep_inc_deq(struct cdns3_endpoint *priv_ep)
> cdns3_ep_inc_trb(&priv_ep->dequeue, &priv_ep->ccs, priv_ep->num_trbs);
> }
>
> -void cdns3_move_deq_to_next_trb(struct cdns3_request *priv_req)
> +static void cdns3_move_deq_to_next_trb(struct cdns3_request *priv_req)
> {
> struct cdns3_endpoint *priv_ep = priv_req->priv_ep;
> int current_trb = priv_req->start_trb;
> @@ -511,7 +511,7 @@ static void cdns3_wa2_descmiss_copy_data(struct cdns3_endpoint *priv_ep,
> }
> }
>
> -struct usb_request *cdns3_wa2_gadget_giveback(struct cdns3_device *priv_dev,
> +static struct usb_request *cdns3_wa2_gadget_giveback(struct cdns3_device *priv_dev,
> struct cdns3_endpoint *priv_ep,
> struct cdns3_request *priv_req)
> {
> @@ -551,7 +551,7 @@ struct usb_request *cdns3_wa2_gadget_giveback(struct cdns3_device *priv_dev,
> return &priv_req->request;
> }
>
> -int cdns3_wa2_gadget_ep_queue(struct cdns3_device *priv_dev,
> +static int cdns3_wa2_gadget_ep_queue(struct cdns3_device *priv_dev,
> struct cdns3_endpoint *priv_ep,
> struct cdns3_request *priv_req)
> {
> @@ -836,7 +836,7 @@ void cdns3_gadget_giveback(struct cdns3_endpoint *priv_ep,
> cdns3_gadget_ep_free_request(&priv_ep->endpoint, request);
> }
>
> -void cdns3_wa1_restore_cycle_bit(struct cdns3_endpoint *priv_ep)
> +static void cdns3_wa1_restore_cycle_bit(struct cdns3_endpoint *priv_ep)
> {
> /* Work around for stale data address in TRB*/
> if (priv_ep->wa1_set) {
> @@ -1904,7 +1904,7 @@ static int cdns3_ep_onchip_buffer_reserve(struct cdns3_device *priv_dev,
> return 0;
> }
>
> -void cdns3_stream_ep_reconfig(struct cdns3_device *priv_dev,
> +static void cdns3_stream_ep_reconfig(struct cdns3_device *priv_dev,
> struct cdns3_endpoint *priv_ep)
> {
> if (!priv_ep->use_streams || priv_dev->gadget.speed < USB_SPEED_SUPER)
> @@ -1925,7 +1925,7 @@ void cdns3_stream_ep_reconfig(struct cdns3_device *priv_dev,
> EP_CFG_TDL_CHK | EP_CFG_SID_CHK);
> }
>
> -void cdns3_configure_dmult(struct cdns3_device *priv_dev,
> +static void cdns3_configure_dmult(struct cdns3_device *priv_dev,
> struct cdns3_endpoint *priv_ep)
> {
> struct cdns3_usb_regs __iomem *regs = priv_dev->regs;
> --
> 2.17.2
>
--
Thanks,
Peter Chen
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2020-04-03 2:09 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2020-04-02 12:38 [PATCH] usb: cdns3: gadget: make a bunch of functions static Jason Yan
2020-04-03 2:09 ` Peter Chen
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox