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- /*
- * USB device controllers have lots of quirks. Use these macros in
- * gadget drivers or other code that needs to deal with them, and which
- * autoconfigures instead of using early binding to the hardware.
- *
- * This could eventually work like the ARM mach_is_*() stuff, driven by
- * some config file that gets updated as new hardware is supported.
- * (And avoiding the runtime comparisons in typical one-choice cases.)
- *
- * NOTE: some of these controller drivers may not be available yet.
- */
- #ifdef CONFIG_USB_GADGET_NET2280
- #define gadget_is_net2280(g) !strcmp("net2280", (g)->name)
- #else
- #define gadget_is_net2280(g) 0
- #endif
- #ifdef CONFIG_USB_GADGET_DUMMY_HCD
- #define gadget_is_dummy(g) !strcmp("dummy_udc", (g)->name)
- #else
- #define gadget_is_dummy(g) 0
- #endif
- #ifdef CONFIG_USB_GADGET_PXA2XX
- #define gadget_is_pxa(g) !strcmp("pxa2xx_udc", (g)->name)
- #else
- #define gadget_is_pxa(g) 0
- #endif
- #ifdef CONFIG_USB_GADGET_GOKU
- #define gadget_is_goku(g) !strcmp("goku_udc", (g)->name)
- #else
- #define gadget_is_goku(g) 0
- #endif
- #ifdef CONFIG_USB_GADGET_SUPERH
- #define gadget_is_sh(g) !strcmp("sh_udc", (g)->name)
- #else
- #define gadget_is_sh(g) 0
- #endif
- #ifdef CONFIG_USB_GADGET_SA1100
- #define gadget_is_sa1100(g) !strcmp("sa1100_udc", (g)->name)
- #else
- #define gadget_is_sa1100(g) 0
- #endif
- #ifdef CONFIG_USB_GADGET_LH7A40X
- #define gadget_is_lh7a40x(g) !strcmp("lh7a40x_udc", (g)->name)
- #else
- #define gadget_is_lh7a40x(g) 0
- #endif
- #ifdef CONFIG_USB_GADGET_MQ11XX
- #define gadget_is_mq11xx(g) !strcmp("mq11xx_udc", (g)->name)
- #else
- #define gadget_is_mq11xx(g) 0
- #endif
- #ifdef CONFIG_USB_GADGET_OMAP
- #define gadget_is_omap(g) !strcmp("omap_udc", (g)->name)
- #else
- #define gadget_is_omap(g) 0
- #endif
- #ifdef CONFIG_USB_GADGET_N9604
- #define gadget_is_n9604(g) !strcmp("n9604_udc", (g)->name)
- #else
- #define gadget_is_n9604(g) 0
- #endif
- #ifdef CONFIG_USB_GADGET_PXA27X
- #define gadget_is_pxa27x(g) !strcmp("pxa27x_udc", (g)->name)
- #else
- #define gadget_is_pxa27x(g) 0
- #endif
- #ifdef CONFIG_USB_GADGET_S3C2410
- #define gadget_is_s3c2410(g) !strcmp("s3c2410_udc", (g)->name)
- #else
- #define gadget_is_s3c2410(g) 0
- #endif
- #ifdef CONFIG_USB_GADGET_AT91
- #define gadget_is_at91(g) !strcmp("at91_udc", (g)->name)
- #else
- #define gadget_is_at91(g) 0
- #endif
- #ifdef CONFIG_USB_GADGET_IMX
- #define gadget_is_imx(g) !strcmp("imx_udc", (g)->name)
- #else
- #define gadget_is_imx(g) 0
- #endif
- // CONFIG_USB_GADGET_SX2
- // CONFIG_USB_GADGET_AU1X00
- // ...
- /**
- * usb_gadget_controller_number - support bcdDevice id convention
- * @gadget: the controller being driven
- *
- * Return a 2-digit BCD value associated with the peripheral controller,
- * suitable for use as part of a bcdDevice value, or a negative error code.
- *
- * NOTE: this convention is purely optional, and has no meaning in terms of
- * any USB specification. If you want to use a different convention in your
- * gadget driver firmware -- maybe a more formal revision ID -- feel free.
- *
- * Hosts see these bcdDevice numbers, and are allowed (but not encouraged!)
- * to change their behavior accordingly. For example it might help avoiding
- * some chip bug.
- */
- static inline int usb_gadget_controller_number(struct usb_gadget *gadget)
- {
- if (gadget_is_net2280(gadget))
- return 0x01;
- else if (gadget_is_dummy(gadget))
- return 0x02;
- else if (gadget_is_pxa(gadget))
- return 0x03;
- else if (gadget_is_sh(gadget))
- return 0x04;
- else if (gadget_is_sa1100(gadget))
- return 0x05;
- else if (gadget_is_goku(gadget))
- return 0x06;
- else if (gadget_is_mq11xx(gadget))
- return 0x07;
- else if (gadget_is_omap(gadget))
- return 0x08;
- else if (gadget_is_lh7a40x(gadget))
- return 0x09;
- else if (gadget_is_n9604(gadget))
- return 0x10;
- else if (gadget_is_pxa27x(gadget))
- return 0x11;
- else if (gadget_is_s3c2410(gadget))
- return 0x12;
- else if (gadget_is_at91(gadget))
- return 0x13;
- else if (gadget_is_imx(gadget))
- return 0x14;
- return -ENOENT;
- }
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