diff options
| author | Anton Vorontsov <cbouatmailru@gmail.com> | 2008-07-30 02:05:23 +0400 |
|---|---|---|
| committer | Anton Vorontsov <cbouatmailru@gmail.com> | 2008-07-30 02:05:23 +0400 |
| commit | 9fec6060d9e48ed7db0dac0e16d0f0f0e615b7f6 (patch) | |
| tree | 74b41f31a08f6500ff3dfcf64ba21e2d9a8e87e5 /drivers/usb/gadget/gadget_chips.h | |
| parent | fece418418f51e92dd7e67e17c5e3fe5a28d3279 (diff) | |
| parent | 6e86841d05f371b5b9b86ce76c02aaee83352298 (diff) | |
Merge branch 'master' of /home/cbou/linux-2.6
Conflicts:
drivers/power/Kconfig
drivers/power/Makefile
Diffstat (limited to 'drivers/usb/gadget/gadget_chips.h')
| -rw-r--r-- | drivers/usb/gadget/gadget_chips.h | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/drivers/usb/gadget/gadget_chips.h b/drivers/usb/gadget/gadget_chips.h index f7f159c1002..5246e8fef2b 100644 --- a/drivers/usb/gadget/gadget_chips.h +++ b/drivers/usb/gadget/gadget_chips.h @@ -29,8 +29,8 @@ #define gadget_is_dummy(g) 0 #endif -#ifdef CONFIG_USB_GADGET_PXA2XX -#define gadget_is_pxa(g) !strcmp("pxa2xx_udc", (g)->name) +#ifdef CONFIG_USB_GADGET_PXA25X +#define gadget_is_pxa(g) !strcmp("pxa25x_udc", (g)->name) #else #define gadget_is_pxa(g) 0 #endif @@ -214,3 +214,26 @@ static inline int usb_gadget_controller_number(struct usb_gadget *gadget) return 0x21; return -ENOENT; } + + +/** + * gadget_supports_altsettings - return true if altsettings work + * @gadget: the gadget in question + */ +static inline bool gadget_supports_altsettings(struct usb_gadget *gadget) +{ + /* PXA 21x/25x/26x has no altsettings at all */ + if (gadget_is_pxa(gadget)) + return false; + + /* PXA 27x and 3xx have *broken* altsetting support */ + if (gadget_is_pxa27x(gadget)) + return false; + + /* SH3 hardware just doesn't do altsettings */ + if (gadget_is_sh(gadget)) + return false; + + /* Everything else is *presumably* fine ... */ + return true; +} |