Make musb_port_suspend() externally available, and call it when to host
goes into suspend. This allows the core to go into suspend while a
device is connected.
Signed-off-by: Daniel Mack <zonque@xxxxxxxxx>
---
drivers/usb/musb/musb_host.c | 2 ++
drivers/usb/musb/musb_host.h | 2 ++
drivers/usb/musb/musb_virthub.c | 2 +-
3 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c
index 9a2b8c8..2b60596 100644
--- a/drivers/usb/musb/musb_host.c
+++ b/drivers/usb/musb/musb_host.c
@@ -2433,6 +2433,8 @@ static int musb_bus_suspend(struct usb_hcd *hcd)
struct musb *musb = hcd_to_musb(hcd);
u8 devctl;
+ musb_port_suspend(musb, true);
+
if (!is_host_active(musb))
return 0;
diff --git a/drivers/usb/musb/musb_host.h b/drivers/usb/musb/musb_host.h
index 843f48e..dcffea7 100644
--- a/drivers/usb/musb/musb_host.h
+++ b/drivers/usb/musb/musb_host.h
@@ -93,6 +93,7 @@ extern void musb_root_disconnect(struct musb *musb);
extern void musb_host_resume_root_hub(struct musb *musb);
extern void musb_host_poke_root_hub(struct musb *musb);
extern void musb_port_reset(struct musb *musb);
+extern void musb_port_suspend(struct musb *musb, bool do_suspend);
#else
static inline struct musb *hcd_to_musb(struct usb_hcd *hcd)
{
@@ -123,6 +124,7 @@ static inline void musb_host_resume_root_hub(struct musb *musb) {}
static inline void musb_host_poll_rh_status(struct musb *musb) {}
static inline void musb_host_poke_root_hub(struct musb *musb) {}
static inline void musb_port_reset(struct musb *musb) {}
+static inline void musb_port_suspend(struct musb *musb, bool do_suspend) {}
#endif
struct usb_hcd;
diff --git a/drivers/usb/musb/musb_virthub.c b/drivers/usb/musb/musb_virthub.c
index 30b43a1..9f3a0f3 100644
--- a/drivers/usb/musb/musb_virthub.c
+++ b/drivers/usb/musb/musb_virthub.c
@@ -90,7 +90,7 @@ static void musb_start(struct musb *musb)
musb_writeb(regs, MUSB_DEVCTL, devctl);
}
-static void musb_port_suspend(struct musb *musb, bool do_suspend)
+void musb_port_suspend(struct musb *musb, bool do_suspend)
{
struct usb_otg *otg = musb->xceiv->otg;
u8 power;
--
1.8.3.1
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