Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * USB device controllers have lots of quirks. Use these macros in |
| 3 | * gadget drivers or other code that needs to deal with them, and which |
| 4 | * autoconfigures instead of using early binding to the hardware. |
| 5 | * |
David Brownell | 1c05ad4 | 2006-01-25 08:45:59 -0800 | [diff] [blame] | 6 | * This SHOULD eventually work like the ARM mach_is_*() stuff, driven by |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7 | * some config file that gets updated as new hardware is supported. |
David Brownell | 1c05ad4 | 2006-01-25 08:45:59 -0800 | [diff] [blame] | 8 | * (And avoiding all runtime comparisons in typical one-choice configs!) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 9 | * |
| 10 | * NOTE: some of these controller drivers may not be available yet. |
| 11 | */ |
| 12 | #ifdef CONFIG_USB_GADGET_NET2280 |
| 13 | #define gadget_is_net2280(g) !strcmp("net2280", (g)->name) |
| 14 | #else |
| 15 | #define gadget_is_net2280(g) 0 |
| 16 | #endif |
| 17 | |
| 18 | #ifdef CONFIG_USB_GADGET_DUMMY_HCD |
| 19 | #define gadget_is_dummy(g) !strcmp("dummy_udc", (g)->name) |
| 20 | #else |
| 21 | #define gadget_is_dummy(g) 0 |
| 22 | #endif |
| 23 | |
| 24 | #ifdef CONFIG_USB_GADGET_PXA2XX |
| 25 | #define gadget_is_pxa(g) !strcmp("pxa2xx_udc", (g)->name) |
| 26 | #else |
| 27 | #define gadget_is_pxa(g) 0 |
| 28 | #endif |
| 29 | |
| 30 | #ifdef CONFIG_USB_GADGET_GOKU |
| 31 | #define gadget_is_goku(g) !strcmp("goku_udc", (g)->name) |
| 32 | #else |
| 33 | #define gadget_is_goku(g) 0 |
| 34 | #endif |
| 35 | |
| 36 | #ifdef CONFIG_USB_GADGET_SUPERH |
| 37 | #define gadget_is_sh(g) !strcmp("sh_udc", (g)->name) |
| 38 | #else |
| 39 | #define gadget_is_sh(g) 0 |
| 40 | #endif |
| 41 | |
| 42 | #ifdef CONFIG_USB_GADGET_SA1100 |
| 43 | #define gadget_is_sa1100(g) !strcmp("sa1100_udc", (g)->name) |
| 44 | #else |
| 45 | #define gadget_is_sa1100(g) 0 |
| 46 | #endif |
| 47 | |
| 48 | #ifdef CONFIG_USB_GADGET_LH7A40X |
| 49 | #define gadget_is_lh7a40x(g) !strcmp("lh7a40x_udc", (g)->name) |
| 50 | #else |
| 51 | #define gadget_is_lh7a40x(g) 0 |
| 52 | #endif |
| 53 | |
| 54 | #ifdef CONFIG_USB_GADGET_MQ11XX |
| 55 | #define gadget_is_mq11xx(g) !strcmp("mq11xx_udc", (g)->name) |
| 56 | #else |
| 57 | #define gadget_is_mq11xx(g) 0 |
| 58 | #endif |
| 59 | |
| 60 | #ifdef CONFIG_USB_GADGET_OMAP |
| 61 | #define gadget_is_omap(g) !strcmp("omap_udc", (g)->name) |
| 62 | #else |
| 63 | #define gadget_is_omap(g) 0 |
| 64 | #endif |
| 65 | |
| 66 | #ifdef CONFIG_USB_GADGET_N9604 |
| 67 | #define gadget_is_n9604(g) !strcmp("n9604_udc", (g)->name) |
| 68 | #else |
| 69 | #define gadget_is_n9604(g) 0 |
| 70 | #endif |
| 71 | |
| 72 | #ifdef CONFIG_USB_GADGET_PXA27X |
| 73 | #define gadget_is_pxa27x(g) !strcmp("pxa27x_udc", (g)->name) |
| 74 | #else |
| 75 | #define gadget_is_pxa27x(g) 0 |
| 76 | #endif |
| 77 | |
| 78 | #ifdef CONFIG_USB_GADGET_S3C2410 |
| 79 | #define gadget_is_s3c2410(g) !strcmp("s3c2410_udc", (g)->name) |
| 80 | #else |
| 81 | #define gadget_is_s3c2410(g) 0 |
| 82 | #endif |
| 83 | |
| 84 | #ifdef CONFIG_USB_GADGET_AT91 |
| 85 | #define gadget_is_at91(g) !strcmp("at91_udc", (g)->name) |
| 86 | #else |
| 87 | #define gadget_is_at91(g) 0 |
| 88 | #endif |
| 89 | |
David Brownell | 91e79c9 | 2005-07-13 15:18:30 -0700 | [diff] [blame] | 90 | #ifdef CONFIG_USB_GADGET_IMX |
| 91 | #define gadget_is_imx(g) !strcmp("imx_udc", (g)->name) |
| 92 | #else |
| 93 | #define gadget_is_imx(g) 0 |
| 94 | #endif |
| 95 | |
David Brownell | 1c05ad4 | 2006-01-25 08:45:59 -0800 | [diff] [blame] | 96 | /* Mentor high speed function controller */ |
| 97 | #ifdef CONFIG_USB_GADGET_MUSBHSFC |
| 98 | #define gadget_is_musbhsfc(g) !strcmp("musbhsfc_udc", (g)->name) |
| 99 | #else |
| 100 | #define gadget_is_musbhsfc(g) 0 |
| 101 | #endif |
| 102 | |
| 103 | /* Mentor high speed "dual role" controller, peripheral mode */ |
| 104 | #ifdef CONFIG_USB_GADGET_MUSBHDRC |
| 105 | #define gadget_is_musbhdrc(g) !strcmp("musbhdrc_udc", (g)->name) |
| 106 | #else |
| 107 | #define gadget_is_musbhdrc(g) 0 |
| 108 | #endif |
| 109 | |
| 110 | #ifdef CONFIG_USB_GADGET_MPC8272 |
| 111 | #define gadget_is_mpc8272(g) !strcmp("mpc8272_udc", (g)->name) |
| 112 | #else |
| 113 | #define gadget_is_mpc8272(g) 0 |
| 114 | #endif |
| 115 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 116 | // CONFIG_USB_GADGET_SX2 |
| 117 | // CONFIG_USB_GADGET_AU1X00 |
| 118 | // ... |
| 119 | |
David Brownell | 91e79c9 | 2005-07-13 15:18:30 -0700 | [diff] [blame] | 120 | |
| 121 | /** |
| 122 | * usb_gadget_controller_number - support bcdDevice id convention |
| 123 | * @gadget: the controller being driven |
| 124 | * |
| 125 | * Return a 2-digit BCD value associated with the peripheral controller, |
| 126 | * suitable for use as part of a bcdDevice value, or a negative error code. |
| 127 | * |
| 128 | * NOTE: this convention is purely optional, and has no meaning in terms of |
| 129 | * any USB specification. If you want to use a different convention in your |
| 130 | * gadget driver firmware -- maybe a more formal revision ID -- feel free. |
| 131 | * |
| 132 | * Hosts see these bcdDevice numbers, and are allowed (but not encouraged!) |
| 133 | * to change their behavior accordingly. For example it might help avoiding |
| 134 | * some chip bug. |
| 135 | */ |
| 136 | static inline int usb_gadget_controller_number(struct usb_gadget *gadget) |
| 137 | { |
| 138 | if (gadget_is_net2280(gadget)) |
| 139 | return 0x01; |
| 140 | else if (gadget_is_dummy(gadget)) |
| 141 | return 0x02; |
| 142 | else if (gadget_is_pxa(gadget)) |
| 143 | return 0x03; |
| 144 | else if (gadget_is_sh(gadget)) |
| 145 | return 0x04; |
| 146 | else if (gadget_is_sa1100(gadget)) |
| 147 | return 0x05; |
| 148 | else if (gadget_is_goku(gadget)) |
| 149 | return 0x06; |
| 150 | else if (gadget_is_mq11xx(gadget)) |
| 151 | return 0x07; |
| 152 | else if (gadget_is_omap(gadget)) |
| 153 | return 0x08; |
| 154 | else if (gadget_is_lh7a40x(gadget)) |
| 155 | return 0x09; |
| 156 | else if (gadget_is_n9604(gadget)) |
| 157 | return 0x10; |
| 158 | else if (gadget_is_pxa27x(gadget)) |
| 159 | return 0x11; |
| 160 | else if (gadget_is_s3c2410(gadget)) |
| 161 | return 0x12; |
| 162 | else if (gadget_is_at91(gadget)) |
| 163 | return 0x13; |
| 164 | else if (gadget_is_imx(gadget)) |
| 165 | return 0x14; |
David Brownell | 1c05ad4 | 2006-01-25 08:45:59 -0800 | [diff] [blame] | 166 | else if (gadget_is_musbhsfc(gadget)) |
| 167 | return 0x15; |
| 168 | else if (gadget_is_musbhdrc(gadget)) |
| 169 | return 0x16; |
| 170 | else if (gadget_is_mpc8272(gadget)) |
| 171 | return 0x17; |
David Brownell | 91e79c9 | 2005-07-13 15:18:30 -0700 | [diff] [blame] | 172 | return -ENOENT; |
| 173 | } |