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usb: musb: call musb_port_suspend from musb_bus_suspend

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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@gmail.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Daniel Mack 2013-11-25 22:26:41 +01:00 committed by Felipe Balbi
parent c338412b5d
commit 94f72136a8
3 changed files with 5 additions and 1 deletions
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2
drivers/usb/musb/musb_host.c
View File

@ -2433,6 +2433,8 @@ static int musb_bus_suspend(struct usb_hcd *hcd)
struct musb *musb = hcd_to_musb(hcd); struct musb *musb = hcd_to_musb(hcd);
u8 devctl; u8 devctl;
musb_port_suspend(musb, true);
if (!is_host_active(musb)) if (!is_host_active(musb))
return 0; return 0;

2
drivers/usb/musb/musb_host.h
View File

@ -92,6 +92,7 @@ extern void musb_host_rx(struct musb *, u8);
extern void musb_root_disconnect(struct musb *musb); extern void musb_root_disconnect(struct musb *musb);
extern void musb_host_resume_root_hub(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_host_poke_root_hub(struct musb *musb);
extern void musb_port_suspend(struct musb *musb, bool do_suspend);
#else #else
static inline struct musb *hcd_to_musb(struct usb_hcd *hcd) static inline struct musb *hcd_to_musb(struct usb_hcd *hcd)
{ {
@ -121,6 +122,7 @@ static inline void musb_root_disconnect(struct musb *musb) {}
static inline void musb_host_resume_root_hub(struct musb *musb) {} 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_poll_rh_status(struct musb *musb) {}
static inline void musb_host_poke_root_hub(struct musb *musb) {} static inline void musb_host_poke_root_hub(struct musb *musb) {}
static inline void musb_port_suspend(struct musb *musb, bool do_suspend) {}
#endif #endif
struct usb_hcd; struct usb_hcd;

2
drivers/usb/musb/musb_virthub.c
View File

@ -44,7 +44,7 @@
#include "musb_core.h" #include "musb_core.h"
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; struct usb_otg *otg = musb->xceiv->otg;
u8 power; u8 power;