diff options
Diffstat (limited to 'drivers/usb/gadget/gadget_gbhc/gadget_chips.h')
-rw-r--r-- | drivers/usb/gadget/gadget_gbhc/gadget_chips.h | 265 |
1 files changed, 265 insertions, 0 deletions
diff --git a/drivers/usb/gadget/gadget_gbhc/gadget_chips.h b/drivers/usb/gadget/gadget_gbhc/gadget_chips.h new file mode 100644 index 0000000..2db7cb2 --- /dev/null +++ b/drivers/usb/gadget/gadget_gbhc/gadget_chips.h @@ -0,0 +1,265 @@ +/* + * 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 SHOULD eventually work like the ARM mach_is_*() stuff, driven by + * some config file that gets updated as new hardware is supported. + * (And avoiding all runtime comparisons in typical one-choice configs!) + * + * NOTE: some of these controller drivers may not be available yet. + * Some are available on 2.4 kernels; several are available, but not + * yet pushed in the 2.6 mainline tree. + */ + +#ifndef __GADGET_CHIPS_H +#define __GADGET_CHIPS_H + +#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_AMD5536UDC +#define gadget_is_amd5536udc(g) !strcmp("amd5536udc", (g)->name) +#else +#define gadget_is_amd5536udc(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_PXA25X +#define gadget_is_pxa(g) !strcmp("pxa25x_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_OMAP +#define gadget_is_omap(g) !strcmp("omap_udc", (g)->name) +#else +#define gadget_is_omap(g) 0 +#endif + +/* various unstable versions available */ +#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_ATMEL_USBA +#define gadget_is_atmel_usba(g) !strcmp("atmel_usba_udc", (g)->name) +#else +#define gadget_is_atmel_usba(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 + +#ifdef CONFIG_USB_GADGET_FSL_USB2 +#define gadget_is_fsl_usb2(g) !strcmp("fsl-usb2-udc", (g)->name) +#else +#define gadget_is_fsl_usb2(g) 0 +#endif + +/* Mentor high speed "dual role" controller, in peripheral role */ +#ifdef CONFIG_USB_GADGET_MUSB_HDRC +#define gadget_is_musbhdrc(g) !strcmp("musb-hdrc", (g)->name) +#else +#define gadget_is_musbhdrc(g) 0 +#endif + +#ifdef CONFIG_USB_GADGET_LANGWELL +#define gadget_is_langwell(g) (!strcmp("langwell_udc", (g)->name)) +#else +#define gadget_is_langwell(g) 0 +#endif + +#ifdef CONFIG_USB_GADGET_M66592 +#define gadget_is_m66592(g) !strcmp("m66592_udc", (g)->name) +#else +#define gadget_is_m66592(g) 0 +#endif + +/* Freescale CPM/QE UDC SUPPORT */ +#ifdef CONFIG_USB_GADGET_FSL_QE +#define gadget_is_fsl_qe(g) !strcmp("fsl_qe_udc", (g)->name) +#else +#define gadget_is_fsl_qe(g) 0 +#endif + +#ifdef CONFIG_USB_GADGET_CI13XXX_PCI +#define gadget_is_ci13xxx_pci(g) (!strcmp("ci13xxx_pci", (g)->name)) +#else +#define gadget_is_ci13xxx_pci(g) 0 +#endif + +// CONFIG_USB_GADGET_SX2 +// CONFIG_USB_GADGET_AU1X00 +// ... + +#ifdef CONFIG_USB_GADGET_R8A66597 +#define gadget_is_r8a66597(g) !strcmp("r8a66597_udc", (g)->name) +#else +#define gadget_is_r8a66597(g) 0 +#endif + +#ifdef CONFIG_USB_S3C_HSOTG +#define gadget_is_s3c_hsotg(g) (!strcmp("s3c-hsotg", (g)->name)) +#else +#define gadget_is_s3c_hsotg(g) 0 +#endif + +#ifdef CONFIG_USB_S3C_HSUDC +#define gadget_is_s3c_hsudc(g) (!strcmp("s3c-hsudc", (g)->name)) +#else +#define gadget_is_s3c_hsudc(g) 0 +#endif + +#ifdef CONFIG_USB_GADGET_S3C_OTGD +#define gadget_is_s3c(g) !strcmp("s3c-udc", (g)->name) +#else +#define gadget_is_s3c(g) 0 +#endif + +#ifdef CONFIG_USB_EXYNOS_SS_UDC +#define gadget_is_exynos_ss_udc(g) (!strcmp("exynos-ss-udc", (g)->name)) +#else +#define gadget_is_exynos_ss_udc(g) 0 +#endif + +#ifdef CONFIG_USB_GADGET_EG20T +#define gadget_is_pch(g) (!strcmp("pch_udc", (g)->name)) +#else +#define gadget_is_pch(g) 0 +#endif + +#ifdef CONFIG_USB_GADGET_CI13XXX_MSM +#define gadget_is_ci13xxx_msm(g) (!strcmp("ci13xxx_msm", (g)->name)) +#else +#define gadget_is_ci13xxx_msm(g) 0 +#endif + +#ifdef CONFIG_USB_GADGET_RENESAS_USBHS +#define gadget_is_renesas_usbhs(g) (!strcmp("renesas_usbhs_udc", (g)->name)) +#else +#define gadget_is_renesas_usbhs(g) 0 +#endif + +/** + * 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_goku(gadget)) + return 0x06; + else if (gadget_is_omap(gadget)) + return 0x08; + 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; + else if (gadget_is_musbhdrc(gadget)) + return 0x16; + else if (gadget_is_atmel_usba(gadget)) + return 0x18; + else if (gadget_is_fsl_usb2(gadget)) + return 0x19; + else if (gadget_is_amd5536udc(gadget)) + return 0x20; + else if (gadget_is_m66592(gadget)) + return 0x21; + else if (gadget_is_fsl_qe(gadget)) + return 0x22; + else if (gadget_is_ci13xxx_pci(gadget)) + return 0x23; + else if (gadget_is_langwell(gadget)) + return 0x24; + else if (gadget_is_r8a66597(gadget)) + return 0x25; + else if (gadget_is_s3c_hsotg(gadget)) + return 0x26; + else if (gadget_is_s3c(gadget)) + return 0x26; + else if (gadget_is_pch(gadget)) + return 0x27; + else if (gadget_is_ci13xxx_msm(gadget)) + return 0x28; + else if (gadget_is_renesas_usbhs(gadget)) + return 0x29; + else if (gadget_is_s3c_hsudc(gadget)) + return 0x30; + else if (gadget_is_exynos_ss_udc(gadget)) + return 0x31; + + 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; + + /* Everything else is *presumably* fine ... */ + return true; +} + +#endif /* __GADGET_CHIPS_H */ |