Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #include <linux/kernel.h> |
| 2 | #include <linux/errno.h> |
| 3 | #include <linux/init.h> |
| 4 | #include <linux/slab.h> |
| 5 | #include <linux/mm.h> |
| 6 | #include <linux/module.h> |
| 7 | #include <linux/moduleparam.h> |
David Hardeman | 378f058 | 2005-09-17 17:55:31 +1000 | [diff] [blame] | 8 | #include <linux/scatterlist.h> |
Matthias Kaehlcke | 1cfab02 | 2007-12-13 16:15:33 -0800 | [diff] [blame] | 9 | #include <linux/mutex.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 10 | |
| 11 | #include <linux/usb.h> |
| 12 | |
| 13 | |
| 14 | /*-------------------------------------------------------------------------*/ |
| 15 | |
Alan Stern | d0b4652 | 2013-01-30 16:38:11 -0500 | [diff] [blame] | 16 | static int override_alt = -1; |
| 17 | module_param_named(alt, override_alt, int, 0644); |
| 18 | MODULE_PARM_DESC(alt, ">= 0 to override altsetting selection"); |
| 19 | |
| 20 | /*-------------------------------------------------------------------------*/ |
| 21 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 22 | /* FIXME make these public somewhere; usbdevfs.h? */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 23 | struct usbtest_param { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 24 | /* inputs */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 25 | unsigned test_num; /* 0..(TEST_CASES-1) */ |
| 26 | unsigned iterations; |
| 27 | unsigned length; |
| 28 | unsigned vary; |
| 29 | unsigned sglen; |
| 30 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 31 | /* outputs */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 32 | struct timeval duration; |
| 33 | }; |
| 34 | #define USBTEST_REQUEST _IOWR('U', 100, struct usbtest_param) |
| 35 | |
| 36 | /*-------------------------------------------------------------------------*/ |
| 37 | |
| 38 | #define GENERIC /* let probe() bind using module params */ |
| 39 | |
| 40 | /* Some devices that can be used for testing will have "real" drivers. |
| 41 | * Entries for those need to be enabled here by hand, after disabling |
| 42 | * that "real" driver. |
| 43 | */ |
| 44 | //#define IBOT2 /* grab iBOT2 webcams */ |
| 45 | //#define KEYSPAN_19Qi /* grab un-renumerated serial adapter */ |
| 46 | |
| 47 | /*-------------------------------------------------------------------------*/ |
| 48 | |
| 49 | struct usbtest_info { |
| 50 | const char *name; |
| 51 | u8 ep_in; /* bulk/intr source */ |
| 52 | u8 ep_out; /* bulk/intr sink */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 53 | unsigned autoconf:1; |
| 54 | unsigned ctrl_out:1; |
| 55 | unsigned iso:1; /* try iso in/out */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 56 | int alt; |
| 57 | }; |
| 58 | |
| 59 | /* this is accessed only through usbfs ioctl calls. |
| 60 | * one ioctl to issue a test ... one lock per device. |
| 61 | * tests create other threads if they need them. |
| 62 | * urbs and buffers are allocated dynamically, |
| 63 | * and data generated deterministically. |
| 64 | */ |
| 65 | struct usbtest_dev { |
| 66 | struct usb_interface *intf; |
| 67 | struct usbtest_info *info; |
| 68 | int in_pipe; |
| 69 | int out_pipe; |
| 70 | int in_iso_pipe; |
| 71 | int out_iso_pipe; |
| 72 | struct usb_endpoint_descriptor *iso_in, *iso_out; |
Matthias Kaehlcke | 1cfab02 | 2007-12-13 16:15:33 -0800 | [diff] [blame] | 73 | struct mutex lock; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 74 | |
| 75 | #define TBUF_SIZE 256 |
| 76 | u8 *buf; |
| 77 | }; |
| 78 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 79 | static struct usb_device *testdev_to_usbdev(struct usbtest_dev *test) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 80 | { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 81 | return interface_to_usbdev(test->intf); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 82 | } |
| 83 | |
| 84 | /* set up all urbs so they can be used with either bulk or interrupt */ |
| 85 | #define INTERRUPT_RATE 1 /* msec/transfer */ |
| 86 | |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 87 | #define ERROR(tdev, fmt, args...) \ |
| 88 | dev_err(&(tdev)->intf->dev , fmt , ## args) |
Arjan van de Ven | b6c6393 | 2008-07-25 01:45:52 -0700 | [diff] [blame] | 89 | #define WARNING(tdev, fmt, args...) \ |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 90 | dev_warn(&(tdev)->intf->dev , fmt , ## args) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 91 | |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 92 | #define GUARD_BYTE 0xA5 |
| 93 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 94 | /*-------------------------------------------------------------------------*/ |
| 95 | |
| 96 | static int |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 97 | get_endpoints(struct usbtest_dev *dev, struct usb_interface *intf) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 98 | { |
| 99 | int tmp; |
| 100 | struct usb_host_interface *alt; |
| 101 | struct usb_host_endpoint *in, *out; |
| 102 | struct usb_host_endpoint *iso_in, *iso_out; |
| 103 | struct usb_device *udev; |
| 104 | |
| 105 | for (tmp = 0; tmp < intf->num_altsetting; tmp++) { |
| 106 | unsigned ep; |
| 107 | |
| 108 | in = out = NULL; |
| 109 | iso_in = iso_out = NULL; |
| 110 | alt = intf->altsetting + tmp; |
| 111 | |
Alan Stern | d0b4652 | 2013-01-30 16:38:11 -0500 | [diff] [blame] | 112 | if (override_alt >= 0 && |
| 113 | override_alt != alt->desc.bAlternateSetting) |
| 114 | continue; |
| 115 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 116 | /* take the first altsetting with in-bulk + out-bulk; |
Justin P. Mattock | 70f23fd | 2011-05-10 10:16:21 +0200 | [diff] [blame] | 117 | * ignore other endpoints and altsettings. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 118 | */ |
| 119 | for (ep = 0; ep < alt->desc.bNumEndpoints; ep++) { |
| 120 | struct usb_host_endpoint *e; |
| 121 | |
| 122 | e = alt->endpoint + ep; |
| 123 | switch (e->desc.bmAttributes) { |
| 124 | case USB_ENDPOINT_XFER_BULK: |
| 125 | break; |
| 126 | case USB_ENDPOINT_XFER_ISOC: |
| 127 | if (dev->info->iso) |
| 128 | goto try_iso; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 129 | /* FALLTHROUGH */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 130 | default: |
| 131 | continue; |
| 132 | } |
Luiz Fernando N. Capitulino | 4d823dd | 2006-10-26 13:03:02 -0300 | [diff] [blame] | 133 | if (usb_endpoint_dir_in(&e->desc)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 134 | if (!in) |
| 135 | in = e; |
| 136 | } else { |
| 137 | if (!out) |
| 138 | out = e; |
| 139 | } |
| 140 | continue; |
| 141 | try_iso: |
Luiz Fernando N. Capitulino | 4d823dd | 2006-10-26 13:03:02 -0300 | [diff] [blame] | 142 | if (usb_endpoint_dir_in(&e->desc)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 143 | if (!iso_in) |
| 144 | iso_in = e; |
| 145 | } else { |
| 146 | if (!iso_out) |
| 147 | iso_out = e; |
| 148 | } |
| 149 | } |
Ming Lei | 951fd8e | 2010-08-02 22:09:17 +0800 | [diff] [blame] | 150 | if ((in && out) || iso_in || iso_out) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 151 | goto found; |
| 152 | } |
| 153 | return -EINVAL; |
| 154 | |
| 155 | found: |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 156 | udev = testdev_to_usbdev(dev); |
Alan Stern | d0b4652 | 2013-01-30 16:38:11 -0500 | [diff] [blame] | 157 | dev->info->alt = alt->desc.bAlternateSetting; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 158 | if (alt->desc.bAlternateSetting != 0) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 159 | tmp = usb_set_interface(udev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 160 | alt->desc.bInterfaceNumber, |
| 161 | alt->desc.bAlternateSetting); |
| 162 | if (tmp < 0) |
| 163 | return tmp; |
| 164 | } |
| 165 | |
| 166 | if (in) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 167 | dev->in_pipe = usb_rcvbulkpipe(udev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 168 | in->desc.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 169 | dev->out_pipe = usb_sndbulkpipe(udev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 170 | out->desc.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK); |
| 171 | } |
| 172 | if (iso_in) { |
| 173 | dev->iso_in = &iso_in->desc; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 174 | dev->in_iso_pipe = usb_rcvisocpipe(udev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 175 | iso_in->desc.bEndpointAddress |
| 176 | & USB_ENDPOINT_NUMBER_MASK); |
Ming Lei | 951fd8e | 2010-08-02 22:09:17 +0800 | [diff] [blame] | 177 | } |
| 178 | |
| 179 | if (iso_out) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 180 | dev->iso_out = &iso_out->desc; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 181 | dev->out_iso_pipe = usb_sndisocpipe(udev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 182 | iso_out->desc.bEndpointAddress |
| 183 | & USB_ENDPOINT_NUMBER_MASK); |
| 184 | } |
| 185 | return 0; |
| 186 | } |
| 187 | |
| 188 | /*-------------------------------------------------------------------------*/ |
| 189 | |
| 190 | /* Support for testing basic non-queued I/O streams. |
| 191 | * |
| 192 | * These just package urbs as requests that can be easily canceled. |
| 193 | * Each urb's data buffer is dynamically allocated; callers can fill |
| 194 | * them with non-zero test data (or test for it) when appropriate. |
| 195 | */ |
| 196 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 197 | static void simple_callback(struct urb *urb) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 198 | { |
Ming Lei | cdc9779 | 2008-02-24 18:41:47 +0800 | [diff] [blame] | 199 | complete(urb->context); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 200 | } |
| 201 | |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 202 | static struct urb *usbtest_alloc_urb( |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 203 | struct usb_device *udev, |
| 204 | int pipe, |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 205 | unsigned long bytes, |
| 206 | unsigned transfer_flags, |
| 207 | unsigned offset) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 208 | { |
| 209 | struct urb *urb; |
| 210 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 211 | urb = usb_alloc_urb(0, GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 212 | if (!urb) |
| 213 | return urb; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 214 | usb_fill_bulk_urb(urb, udev, pipe, NULL, bytes, simple_callback, NULL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 215 | urb->interval = (udev->speed == USB_SPEED_HIGH) |
| 216 | ? (INTERRUPT_RATE << 3) |
| 217 | : INTERRUPT_RATE; |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 218 | urb->transfer_flags = transfer_flags; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 219 | if (usb_pipein(pipe)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 220 | urb->transfer_flags |= URB_SHORT_NOT_OK; |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 221 | |
| 222 | if (urb->transfer_flags & URB_NO_TRANSFER_DMA_MAP) |
| 223 | urb->transfer_buffer = usb_alloc_coherent(udev, bytes + offset, |
| 224 | GFP_KERNEL, &urb->transfer_dma); |
| 225 | else |
| 226 | urb->transfer_buffer = kmalloc(bytes + offset, GFP_KERNEL); |
| 227 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 228 | if (!urb->transfer_buffer) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 229 | usb_free_urb(urb); |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 230 | return NULL; |
| 231 | } |
| 232 | |
| 233 | /* To test unaligned transfers add an offset and fill the |
| 234 | unused memory with a guard value */ |
| 235 | if (offset) { |
| 236 | memset(urb->transfer_buffer, GUARD_BYTE, offset); |
| 237 | urb->transfer_buffer += offset; |
| 238 | if (urb->transfer_flags & URB_NO_TRANSFER_DMA_MAP) |
| 239 | urb->transfer_dma += offset; |
| 240 | } |
| 241 | |
| 242 | /* For inbound transfers use guard byte so that test fails if |
| 243 | data not correctly copied */ |
| 244 | memset(urb->transfer_buffer, |
| 245 | usb_pipein(urb->pipe) ? GUARD_BYTE : 0, |
| 246 | bytes); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 247 | return urb; |
| 248 | } |
| 249 | |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 250 | static struct urb *simple_alloc_urb( |
| 251 | struct usb_device *udev, |
| 252 | int pipe, |
| 253 | unsigned long bytes) |
| 254 | { |
| 255 | return usbtest_alloc_urb(udev, pipe, bytes, URB_NO_TRANSFER_DMA_MAP, 0); |
| 256 | } |
| 257 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 258 | static unsigned pattern; |
Vikram Pandita | 7f4e985 | 2009-11-09 21:24:32 -0600 | [diff] [blame] | 259 | static unsigned mod_pattern; |
| 260 | module_param_named(pattern, mod_pattern, uint, S_IRUGO | S_IWUSR); |
| 261 | MODULE_PARM_DESC(mod_pattern, "i/o pattern (0 == zeroes)"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 262 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 263 | static inline void simple_fill_buf(struct urb *urb) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 264 | { |
| 265 | unsigned i; |
| 266 | u8 *buf = urb->transfer_buffer; |
| 267 | unsigned len = urb->transfer_buffer_length; |
| 268 | |
| 269 | switch (pattern) { |
| 270 | default: |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 271 | /* FALLTHROUGH */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 272 | case 0: |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 273 | memset(buf, 0, len); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 274 | break; |
| 275 | case 1: /* mod63 */ |
| 276 | for (i = 0; i < len; i++) |
| 277 | *buf++ = (u8) (i % 63); |
| 278 | break; |
| 279 | } |
| 280 | } |
| 281 | |
Greg Dietsche | 304b0b5 | 2011-05-08 22:51:43 -0500 | [diff] [blame] | 282 | static inline unsigned long buffer_offset(void *buf) |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 283 | { |
Greg Dietsche | 304b0b5 | 2011-05-08 22:51:43 -0500 | [diff] [blame] | 284 | return (unsigned long)buf & (ARCH_KMALLOC_MINALIGN - 1); |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 285 | } |
| 286 | |
| 287 | static int check_guard_bytes(struct usbtest_dev *tdev, struct urb *urb) |
| 288 | { |
| 289 | u8 *buf = urb->transfer_buffer; |
| 290 | u8 *guard = buf - buffer_offset(buf); |
| 291 | unsigned i; |
| 292 | |
| 293 | for (i = 0; guard < buf; i++, guard++) { |
| 294 | if (*guard != GUARD_BYTE) { |
| 295 | ERROR(tdev, "guard byte[%d] %d (not %d)\n", |
| 296 | i, *guard, GUARD_BYTE); |
| 297 | return -EINVAL; |
| 298 | } |
| 299 | } |
| 300 | return 0; |
| 301 | } |
| 302 | |
| 303 | static int simple_check_buf(struct usbtest_dev *tdev, struct urb *urb) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 304 | { |
| 305 | unsigned i; |
| 306 | u8 expected; |
| 307 | u8 *buf = urb->transfer_buffer; |
| 308 | unsigned len = urb->actual_length; |
| 309 | |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 310 | int ret = check_guard_bytes(tdev, urb); |
| 311 | if (ret) |
| 312 | return ret; |
| 313 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 314 | for (i = 0; i < len; i++, buf++) { |
| 315 | switch (pattern) { |
| 316 | /* all-zeroes has no synchronization issues */ |
| 317 | case 0: |
| 318 | expected = 0; |
| 319 | break; |
| 320 | /* mod63 stays in sync with short-terminated transfers, |
| 321 | * or otherwise when host and gadget agree on how large |
| 322 | * each usb transfer request should be. resync is done |
| 323 | * with set_interface or set_config. |
| 324 | */ |
| 325 | case 1: /* mod63 */ |
| 326 | expected = i % 63; |
| 327 | break; |
| 328 | /* always fail unsupported patterns */ |
| 329 | default: |
| 330 | expected = !*buf; |
| 331 | break; |
| 332 | } |
| 333 | if (*buf == expected) |
| 334 | continue; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 335 | ERROR(tdev, "buf[%d] = %d (not %d)\n", i, *buf, expected); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 336 | return -EINVAL; |
| 337 | } |
| 338 | return 0; |
| 339 | } |
| 340 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 341 | static void simple_free_urb(struct urb *urb) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 342 | { |
Greg Dietsche | 304b0b5 | 2011-05-08 22:51:43 -0500 | [diff] [blame] | 343 | unsigned long offset = buffer_offset(urb->transfer_buffer); |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 344 | |
| 345 | if (urb->transfer_flags & URB_NO_TRANSFER_DMA_MAP) |
| 346 | usb_free_coherent( |
| 347 | urb->dev, |
| 348 | urb->transfer_buffer_length + offset, |
| 349 | urb->transfer_buffer - offset, |
| 350 | urb->transfer_dma - offset); |
| 351 | else |
| 352 | kfree(urb->transfer_buffer - offset); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 353 | usb_free_urb(urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 354 | } |
| 355 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 356 | static int simple_io( |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 357 | struct usbtest_dev *tdev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 358 | struct urb *urb, |
| 359 | int iterations, |
| 360 | int vary, |
| 361 | int expected, |
| 362 | const char *label |
| 363 | ) |
| 364 | { |
| 365 | struct usb_device *udev = urb->dev; |
| 366 | int max = urb->transfer_buffer_length; |
| 367 | struct completion completion; |
| 368 | int retval = 0; |
| 369 | |
| 370 | urb->context = &completion; |
| 371 | while (retval == 0 && iterations-- > 0) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 372 | init_completion(&completion); |
Sebastian Andrzej Siewior | 7c79d09 | 2011-08-23 10:44:54 +0200 | [diff] [blame] | 373 | if (usb_pipeout(urb->pipe)) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 374 | simple_fill_buf(urb); |
Sebastian Andrzej Siewior | 7c79d09 | 2011-08-23 10:44:54 +0200 | [diff] [blame] | 375 | urb->transfer_flags |= URB_ZERO_PACKET; |
| 376 | } |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 377 | retval = usb_submit_urb(urb, GFP_KERNEL); |
| 378 | if (retval != 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 379 | break; |
| 380 | |
| 381 | /* NOTE: no timeouts; can't be broken out of by interrupt */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 382 | wait_for_completion(&completion); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 383 | retval = urb->status; |
| 384 | urb->dev = udev; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 385 | if (retval == 0 && usb_pipein(urb->pipe)) |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 386 | retval = simple_check_buf(tdev, urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 387 | |
| 388 | if (vary) { |
| 389 | int len = urb->transfer_buffer_length; |
| 390 | |
| 391 | len += vary; |
| 392 | len %= max; |
| 393 | if (len == 0) |
| 394 | len = (vary < max) ? vary : max; |
| 395 | urb->transfer_buffer_length = len; |
| 396 | } |
| 397 | |
| 398 | /* FIXME if endpoint halted, clear halt (and log) */ |
| 399 | } |
| 400 | urb->transfer_buffer_length = max; |
| 401 | |
| 402 | if (expected != retval) |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 403 | dev_err(&udev->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 404 | "%s failed, iterations left %d, status %d (not %d)\n", |
| 405 | label, iterations, retval, expected); |
| 406 | return retval; |
| 407 | } |
| 408 | |
| 409 | |
| 410 | /*-------------------------------------------------------------------------*/ |
| 411 | |
| 412 | /* We use scatterlist primitives to test queued I/O. |
| 413 | * Yes, this also tests the scatterlist primitives. |
| 414 | */ |
| 415 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 416 | static void free_sglist(struct scatterlist *sg, int nents) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 417 | { |
| 418 | unsigned i; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 419 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 420 | if (!sg) |
| 421 | return; |
| 422 | for (i = 0; i < nents; i++) { |
Jens Axboe | 45711f1 | 2007-10-22 21:19:53 +0200 | [diff] [blame] | 423 | if (!sg_page(&sg[i])) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 424 | continue; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 425 | kfree(sg_virt(&sg[i])); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 426 | } |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 427 | kfree(sg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 428 | } |
| 429 | |
| 430 | static struct scatterlist * |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 431 | alloc_sglist(int nents, int max, int vary) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 432 | { |
| 433 | struct scatterlist *sg; |
| 434 | unsigned i; |
| 435 | unsigned size = max; |
| 436 | |
Dan Carpenter | 564e698 | 2012-11-17 18:06:11 +0300 | [diff] [blame] | 437 | if (max == 0) |
| 438 | return NULL; |
| 439 | |
Xi Wang | 8bde9a6 | 2012-04-09 15:48:45 -0400 | [diff] [blame] | 440 | sg = kmalloc_array(nents, sizeof *sg, GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 441 | if (!sg) |
| 442 | return NULL; |
Alan Stern | 4756feb | 2008-03-27 10:15:22 -0400 | [diff] [blame] | 443 | sg_init_table(sg, nents); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 444 | |
| 445 | for (i = 0; i < nents; i++) { |
| 446 | char *buf; |
David Brownell | 8b52490 | 2006-04-02 10:20:15 -0800 | [diff] [blame] | 447 | unsigned j; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 448 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 449 | buf = kzalloc(size, GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 450 | if (!buf) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 451 | free_sglist(sg, i); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 452 | return NULL; |
| 453 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 454 | |
| 455 | /* kmalloc pages are always physically contiguous! */ |
Alan Stern | 4756feb | 2008-03-27 10:15:22 -0400 | [diff] [blame] | 456 | sg_set_buf(&sg[i], buf, size); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 457 | |
David Brownell | 8b52490 | 2006-04-02 10:20:15 -0800 | [diff] [blame] | 458 | switch (pattern) { |
| 459 | case 0: |
| 460 | /* already zeroed */ |
| 461 | break; |
| 462 | case 1: |
| 463 | for (j = 0; j < size; j++) |
| 464 | *buf++ = (u8) (j % 63); |
| 465 | break; |
| 466 | } |
| 467 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 468 | if (vary) { |
| 469 | size += vary; |
| 470 | size %= max; |
| 471 | if (size == 0) |
| 472 | size = (vary < max) ? vary : max; |
| 473 | } |
| 474 | } |
| 475 | |
| 476 | return sg; |
| 477 | } |
| 478 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 479 | static int perform_sglist( |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 480 | struct usbtest_dev *tdev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 481 | unsigned iterations, |
| 482 | int pipe, |
| 483 | struct usb_sg_request *req, |
| 484 | struct scatterlist *sg, |
| 485 | int nents |
| 486 | ) |
| 487 | { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 488 | struct usb_device *udev = testdev_to_usbdev(tdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 489 | int retval = 0; |
| 490 | |
| 491 | while (retval == 0 && iterations-- > 0) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 492 | retval = usb_sg_init(req, udev, pipe, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 493 | (udev->speed == USB_SPEED_HIGH) |
| 494 | ? (INTERRUPT_RATE << 3) |
| 495 | : INTERRUPT_RATE, |
Christoph Lameter | e94b176 | 2006-12-06 20:33:17 -0800 | [diff] [blame] | 496 | sg, nents, 0, GFP_KERNEL); |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 497 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 498 | if (retval) |
| 499 | break; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 500 | usb_sg_wait(req); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 501 | retval = req->status; |
| 502 | |
David Brownell | 8b52490 | 2006-04-02 10:20:15 -0800 | [diff] [blame] | 503 | /* FIXME check resulting data pattern */ |
| 504 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 505 | /* FIXME if endpoint halted, clear halt (and log) */ |
| 506 | } |
| 507 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 508 | /* FIXME for unlink or fault handling tests, don't report |
| 509 | * failure if retval is as we expected ... |
| 510 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 511 | if (retval) |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 512 | ERROR(tdev, "perform_sglist failed, " |
| 513 | "iterations left %d, status %d\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 514 | iterations, retval); |
| 515 | return retval; |
| 516 | } |
| 517 | |
| 518 | |
| 519 | /*-------------------------------------------------------------------------*/ |
| 520 | |
| 521 | /* unqueued control message testing |
| 522 | * |
| 523 | * there's a nice set of device functional requirements in chapter 9 of the |
| 524 | * usb 2.0 spec, which we can apply to ANY device, even ones that don't use |
| 525 | * special test firmware. |
| 526 | * |
| 527 | * we know the device is configured (or suspended) by the time it's visible |
| 528 | * through usbfs. we can't change that, so we won't test enumeration (which |
| 529 | * worked 'well enough' to get here, this time), power management (ditto), |
| 530 | * or remote wakeup (which needs human interaction). |
| 531 | */ |
| 532 | |
| 533 | static unsigned realworld = 1; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 534 | module_param(realworld, uint, 0); |
| 535 | MODULE_PARM_DESC(realworld, "clear to demand stricter spec compliance"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 536 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 537 | static int get_altsetting(struct usbtest_dev *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 538 | { |
| 539 | struct usb_interface *iface = dev->intf; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 540 | struct usb_device *udev = interface_to_usbdev(iface); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 541 | int retval; |
| 542 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 543 | retval = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 544 | USB_REQ_GET_INTERFACE, USB_DIR_IN|USB_RECIP_INTERFACE, |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 545 | 0, iface->altsetting[0].desc.bInterfaceNumber, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 546 | dev->buf, 1, USB_CTRL_GET_TIMEOUT); |
| 547 | switch (retval) { |
| 548 | case 1: |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 549 | return dev->buf[0]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 550 | case 0: |
| 551 | retval = -ERANGE; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 552 | /* FALLTHROUGH */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 553 | default: |
| 554 | return retval; |
| 555 | } |
| 556 | } |
| 557 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 558 | static int set_altsetting(struct usbtest_dev *dev, int alternate) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 559 | { |
| 560 | struct usb_interface *iface = dev->intf; |
| 561 | struct usb_device *udev; |
| 562 | |
| 563 | if (alternate < 0 || alternate >= 256) |
| 564 | return -EINVAL; |
| 565 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 566 | udev = interface_to_usbdev(iface); |
| 567 | return usb_set_interface(udev, |
| 568 | iface->altsetting[0].desc.bInterfaceNumber, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 569 | alternate); |
| 570 | } |
| 571 | |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 572 | static int is_good_config(struct usbtest_dev *tdev, int len) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 573 | { |
| 574 | struct usb_config_descriptor *config; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 575 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 576 | if (len < sizeof *config) |
| 577 | return 0; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 578 | config = (struct usb_config_descriptor *) tdev->buf; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 579 | |
| 580 | switch (config->bDescriptorType) { |
| 581 | case USB_DT_CONFIG: |
| 582 | case USB_DT_OTHER_SPEED_CONFIG: |
| 583 | if (config->bLength != 9) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 584 | ERROR(tdev, "bogus config descriptor length\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 585 | return 0; |
| 586 | } |
| 587 | /* this bit 'must be 1' but often isn't */ |
| 588 | if (!realworld && !(config->bmAttributes & 0x80)) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 589 | ERROR(tdev, "high bit of config attributes not set\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 590 | return 0; |
| 591 | } |
| 592 | if (config->bmAttributes & 0x1f) { /* reserved == 0 */ |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 593 | ERROR(tdev, "reserved config bits set\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 594 | return 0; |
| 595 | } |
| 596 | break; |
| 597 | default: |
| 598 | return 0; |
| 599 | } |
| 600 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 601 | if (le16_to_cpu(config->wTotalLength) == len) /* read it all */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 602 | return 1; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 603 | if (le16_to_cpu(config->wTotalLength) >= TBUF_SIZE) /* max partial read */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 604 | return 1; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 605 | ERROR(tdev, "bogus config descriptor read size\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 606 | return 0; |
| 607 | } |
| 608 | |
| 609 | /* sanity test for standard requests working with usb_control_mesg() and some |
| 610 | * of the utility functions which use it. |
| 611 | * |
| 612 | * this doesn't test how endpoint halts behave or data toggles get set, since |
| 613 | * we won't do I/O to bulk/interrupt endpoints here (which is how to change |
| 614 | * halt or toggle). toggle testing is impractical without support from hcds. |
| 615 | * |
| 616 | * this avoids failing devices linux would normally work with, by not testing |
| 617 | * config/altsetting operations for devices that only support their defaults. |
| 618 | * such devices rarely support those needless operations. |
| 619 | * |
| 620 | * NOTE that since this is a sanity test, it's not examining boundary cases |
| 621 | * to see if usbcore, hcd, and device all behave right. such testing would |
| 622 | * involve varied read sizes and other operation sequences. |
| 623 | */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 624 | static int ch9_postconfig(struct usbtest_dev *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 625 | { |
| 626 | struct usb_interface *iface = dev->intf; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 627 | struct usb_device *udev = interface_to_usbdev(iface); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 628 | int i, alt, retval; |
| 629 | |
| 630 | /* [9.2.3] if there's more than one altsetting, we need to be able to |
| 631 | * set and get each one. mostly trusts the descriptors from usbcore. |
| 632 | */ |
| 633 | for (i = 0; i < iface->num_altsetting; i++) { |
| 634 | |
| 635 | /* 9.2.3 constrains the range here */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 636 | alt = iface->altsetting[i].desc.bAlternateSetting; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 637 | if (alt < 0 || alt >= iface->num_altsetting) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 638 | dev_err(&iface->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 639 | "invalid alt [%d].bAltSetting = %d\n", |
| 640 | i, alt); |
| 641 | } |
| 642 | |
| 643 | /* [real world] get/set unimplemented if there's only one */ |
| 644 | if (realworld && iface->num_altsetting == 1) |
| 645 | continue; |
| 646 | |
| 647 | /* [9.4.10] set_interface */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 648 | retval = set_altsetting(dev, alt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 649 | if (retval) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 650 | dev_err(&iface->dev, "can't set_interface = %d, %d\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 651 | alt, retval); |
| 652 | return retval; |
| 653 | } |
| 654 | |
| 655 | /* [9.4.4] get_interface always works */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 656 | retval = get_altsetting(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 657 | if (retval != alt) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 658 | dev_err(&iface->dev, "get alt should be %d, was %d\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 659 | alt, retval); |
| 660 | return (retval < 0) ? retval : -EDOM; |
| 661 | } |
| 662 | |
| 663 | } |
| 664 | |
| 665 | /* [real world] get_config unimplemented if there's only one */ |
| 666 | if (!realworld || udev->descriptor.bNumConfigurations != 1) { |
| 667 | int expected = udev->actconfig->desc.bConfigurationValue; |
| 668 | |
| 669 | /* [9.4.2] get_configuration always works |
| 670 | * ... although some cheap devices (like one TI Hub I've got) |
| 671 | * won't return config descriptors except before set_config. |
| 672 | */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 673 | retval = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 674 | USB_REQ_GET_CONFIGURATION, |
| 675 | USB_DIR_IN | USB_RECIP_DEVICE, |
| 676 | 0, 0, dev->buf, 1, USB_CTRL_GET_TIMEOUT); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 677 | if (retval != 1 || dev->buf[0] != expected) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 678 | dev_err(&iface->dev, "get config --> %d %d (1 %d)\n", |
David Brownell | ff7c79e | 2005-04-22 13:17:00 -0700 | [diff] [blame] | 679 | retval, dev->buf[0], expected); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 680 | return (retval < 0) ? retval : -EDOM; |
| 681 | } |
| 682 | } |
| 683 | |
| 684 | /* there's always [9.4.3] a device descriptor [9.6.1] */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 685 | retval = usb_get_descriptor(udev, USB_DT_DEVICE, 0, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 686 | dev->buf, sizeof udev->descriptor); |
| 687 | if (retval != sizeof udev->descriptor) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 688 | dev_err(&iface->dev, "dev descriptor --> %d\n", retval); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 689 | return (retval < 0) ? retval : -EDOM; |
| 690 | } |
| 691 | |
| 692 | /* there's always [9.4.3] at least one config descriptor [9.6.3] */ |
| 693 | for (i = 0; i < udev->descriptor.bNumConfigurations; i++) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 694 | retval = usb_get_descriptor(udev, USB_DT_CONFIG, i, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 695 | dev->buf, TBUF_SIZE); |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 696 | if (!is_good_config(dev, retval)) { |
| 697 | dev_err(&iface->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 698 | "config [%d] descriptor --> %d\n", |
| 699 | i, retval); |
| 700 | return (retval < 0) ? retval : -EDOM; |
| 701 | } |
| 702 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 703 | /* FIXME cross-checking udev->config[i] to make sure usbcore |
| 704 | * parsed it right (etc) would be good testing paranoia |
| 705 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 706 | } |
| 707 | |
| 708 | /* and sometimes [9.2.6.6] speed dependent descriptors */ |
| 709 | if (le16_to_cpu(udev->descriptor.bcdUSB) == 0x0200) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 710 | struct usb_qualifier_descriptor *d = NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 711 | |
| 712 | /* device qualifier [9.6.2] */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 713 | retval = usb_get_descriptor(udev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 714 | USB_DT_DEVICE_QUALIFIER, 0, dev->buf, |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 715 | sizeof(struct usb_qualifier_descriptor)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 716 | if (retval == -EPIPE) { |
| 717 | if (udev->speed == USB_SPEED_HIGH) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 718 | dev_err(&iface->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 719 | "hs dev qualifier --> %d\n", |
| 720 | retval); |
| 721 | return (retval < 0) ? retval : -EDOM; |
| 722 | } |
| 723 | /* usb2.0 but not high-speed capable; fine */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 724 | } else if (retval != sizeof(struct usb_qualifier_descriptor)) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 725 | dev_err(&iface->dev, "dev qualifier --> %d\n", retval); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 726 | return (retval < 0) ? retval : -EDOM; |
| 727 | } else |
| 728 | d = (struct usb_qualifier_descriptor *) dev->buf; |
| 729 | |
| 730 | /* might not have [9.6.2] any other-speed configs [9.6.4] */ |
| 731 | if (d) { |
| 732 | unsigned max = d->bNumConfigurations; |
| 733 | for (i = 0; i < max; i++) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 734 | retval = usb_get_descriptor(udev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 735 | USB_DT_OTHER_SPEED_CONFIG, i, |
| 736 | dev->buf, TBUF_SIZE); |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 737 | if (!is_good_config(dev, retval)) { |
| 738 | dev_err(&iface->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 739 | "other speed config --> %d\n", |
| 740 | retval); |
| 741 | return (retval < 0) ? retval : -EDOM; |
| 742 | } |
| 743 | } |
| 744 | } |
| 745 | } |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 746 | /* FIXME fetch strings from at least the device descriptor */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 747 | |
| 748 | /* [9.4.5] get_status always works */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 749 | retval = usb_get_status(udev, USB_RECIP_DEVICE, 0, dev->buf); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 750 | if (retval != 2) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 751 | dev_err(&iface->dev, "get dev status --> %d\n", retval); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 752 | return (retval < 0) ? retval : -EDOM; |
| 753 | } |
| 754 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 755 | /* FIXME configuration.bmAttributes says if we could try to set/clear |
| 756 | * the device's remote wakeup feature ... if we can, test that here |
| 757 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 758 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 759 | retval = usb_get_status(udev, USB_RECIP_INTERFACE, |
| 760 | iface->altsetting[0].desc.bInterfaceNumber, dev->buf); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 761 | if (retval != 2) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 762 | dev_err(&iface->dev, "get interface status --> %d\n", retval); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 763 | return (retval < 0) ? retval : -EDOM; |
| 764 | } |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 765 | /* FIXME get status for each endpoint in the interface */ |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 766 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 767 | return 0; |
| 768 | } |
| 769 | |
| 770 | /*-------------------------------------------------------------------------*/ |
| 771 | |
| 772 | /* use ch9 requests to test whether: |
| 773 | * (a) queues work for control, keeping N subtests queued and |
| 774 | * active (auto-resubmit) for M loops through the queue. |
| 775 | * (b) protocol stalls (control-only) will autorecover. |
| 776 | * it's not like bulk/intr; no halt clearing. |
| 777 | * (c) short control reads are reported and handled. |
| 778 | * (d) queues are always processed in-order |
| 779 | */ |
| 780 | |
| 781 | struct ctrl_ctx { |
| 782 | spinlock_t lock; |
| 783 | struct usbtest_dev *dev; |
| 784 | struct completion complete; |
| 785 | unsigned count; |
| 786 | unsigned pending; |
| 787 | int status; |
| 788 | struct urb **urb; |
| 789 | struct usbtest_param *param; |
| 790 | int last; |
| 791 | }; |
| 792 | |
| 793 | #define NUM_SUBCASES 15 /* how many test subcases here? */ |
| 794 | |
| 795 | struct subcase { |
| 796 | struct usb_ctrlrequest setup; |
| 797 | int number; |
| 798 | int expected; |
| 799 | }; |
| 800 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 801 | static void ctrl_complete(struct urb *urb) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 802 | { |
| 803 | struct ctrl_ctx *ctx = urb->context; |
| 804 | struct usb_ctrlrequest *reqp; |
| 805 | struct subcase *subcase; |
| 806 | int status = urb->status; |
| 807 | |
| 808 | reqp = (struct usb_ctrlrequest *)urb->setup_packet; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 809 | subcase = container_of(reqp, struct subcase, setup); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 810 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 811 | spin_lock(&ctx->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 812 | ctx->count--; |
| 813 | ctx->pending--; |
| 814 | |
| 815 | /* queue must transfer and complete in fifo order, unless |
| 816 | * usb_unlink_urb() is used to unlink something not at the |
| 817 | * physical queue head (not tested). |
| 818 | */ |
| 819 | if (subcase->number > 0) { |
| 820 | if ((subcase->number - ctx->last) != 1) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 821 | ERROR(ctx->dev, |
| 822 | "subcase %d completed out of order, last %d\n", |
| 823 | subcase->number, ctx->last); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 824 | status = -EDOM; |
| 825 | ctx->last = subcase->number; |
| 826 | goto error; |
| 827 | } |
| 828 | } |
| 829 | ctx->last = subcase->number; |
| 830 | |
| 831 | /* succeed or fault in only one way? */ |
| 832 | if (status == subcase->expected) |
| 833 | status = 0; |
| 834 | |
| 835 | /* async unlink for cleanup? */ |
| 836 | else if (status != -ECONNRESET) { |
| 837 | |
| 838 | /* some faults are allowed, not required */ |
| 839 | if (subcase->expected > 0 && ( |
Greg Kroah-Hartman | 59d9978 | 2007-07-18 10:58:02 -0700 | [diff] [blame] | 840 | ((status == -subcase->expected /* happened */ |
| 841 | || status == 0)))) /* didn't */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 842 | status = 0; |
| 843 | /* sometimes more than one fault is allowed */ |
| 844 | else if (subcase->number == 12 && status == -EPIPE) |
| 845 | status = 0; |
| 846 | else |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 847 | ERROR(ctx->dev, "subtest %d error, status %d\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 848 | subcase->number, status); |
| 849 | } |
| 850 | |
| 851 | /* unexpected status codes mean errors; ideally, in hardware */ |
| 852 | if (status) { |
| 853 | error: |
| 854 | if (ctx->status == 0) { |
| 855 | int i; |
| 856 | |
| 857 | ctx->status = status; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 858 | ERROR(ctx->dev, "control queue %02x.%02x, err %d, " |
| 859 | "%d left, subcase %d, len %d/%d\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 860 | reqp->bRequestType, reqp->bRequest, |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 861 | status, ctx->count, subcase->number, |
| 862 | urb->actual_length, |
| 863 | urb->transfer_buffer_length); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 864 | |
| 865 | /* FIXME this "unlink everything" exit route should |
| 866 | * be a separate test case. |
| 867 | */ |
| 868 | |
| 869 | /* unlink whatever's still pending */ |
| 870 | for (i = 1; i < ctx->param->sglen; i++) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 871 | struct urb *u = ctx->urb[ |
| 872 | (i + subcase->number) |
| 873 | % ctx->param->sglen]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 874 | |
| 875 | if (u == urb || !u->dev) |
| 876 | continue; |
Franck Bui-Huu | caa2a12 | 2006-05-15 19:23:53 +0200 | [diff] [blame] | 877 | spin_unlock(&ctx->lock); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 878 | status = usb_unlink_urb(u); |
Franck Bui-Huu | caa2a12 | 2006-05-15 19:23:53 +0200 | [diff] [blame] | 879 | spin_lock(&ctx->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 880 | switch (status) { |
| 881 | case -EINPROGRESS: |
| 882 | case -EBUSY: |
| 883 | case -EIDRM: |
| 884 | continue; |
| 885 | default: |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 886 | ERROR(ctx->dev, "urb unlink --> %d\n", |
| 887 | status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 888 | } |
| 889 | } |
| 890 | status = ctx->status; |
| 891 | } |
| 892 | } |
| 893 | |
| 894 | /* resubmit if we need to, else mark this as done */ |
| 895 | if ((status == 0) && (ctx->pending < ctx->count)) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 896 | status = usb_submit_urb(urb, GFP_ATOMIC); |
| 897 | if (status != 0) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 898 | ERROR(ctx->dev, |
| 899 | "can't resubmit ctrl %02x.%02x, err %d\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 900 | reqp->bRequestType, reqp->bRequest, status); |
| 901 | urb->dev = NULL; |
| 902 | } else |
| 903 | ctx->pending++; |
| 904 | } else |
| 905 | urb->dev = NULL; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 906 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 907 | /* signal completion when nothing's queued */ |
| 908 | if (ctx->pending == 0) |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 909 | complete(&ctx->complete); |
| 910 | spin_unlock(&ctx->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 911 | } |
| 912 | |
| 913 | static int |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 914 | test_ctrl_queue(struct usbtest_dev *dev, struct usbtest_param *param) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 915 | { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 916 | struct usb_device *udev = testdev_to_usbdev(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 917 | struct urb **urb; |
| 918 | struct ctrl_ctx context; |
| 919 | int i; |
| 920 | |
Xi Wang | e65cdfa | 2012-04-09 15:48:55 -0400 | [diff] [blame] | 921 | if (param->sglen == 0 || param->iterations > UINT_MAX / param->sglen) |
| 922 | return -EOPNOTSUPP; |
| 923 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 924 | spin_lock_init(&context.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 925 | context.dev = dev; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 926 | init_completion(&context.complete); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 927 | context.count = param->sglen * param->iterations; |
| 928 | context.pending = 0; |
| 929 | context.status = -ENOMEM; |
| 930 | context.param = param; |
| 931 | context.last = -1; |
| 932 | |
| 933 | /* allocate and init the urbs we'll queue. |
| 934 | * as with bulk/intr sglists, sglen is the queue depth; it also |
| 935 | * controls which subtests run (more tests than sglen) or rerun. |
| 936 | */ |
Christoph Lameter | e94b176 | 2006-12-06 20:33:17 -0800 | [diff] [blame] | 937 | urb = kcalloc(param->sglen, sizeof(struct urb *), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 938 | if (!urb) |
| 939 | return -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 940 | for (i = 0; i < param->sglen; i++) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 941 | int pipe = usb_rcvctrlpipe(udev, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 942 | unsigned len; |
| 943 | struct urb *u; |
| 944 | struct usb_ctrlrequest req; |
| 945 | struct subcase *reqp; |
Marcin Slusarz | 6def755 | 2008-05-12 20:17:25 +0200 | [diff] [blame] | 946 | |
| 947 | /* sign of this variable means: |
| 948 | * -: tested code must return this (negative) error code |
| 949 | * +: tested code may return this (negative too) error code |
| 950 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 951 | int expected = 0; |
| 952 | |
| 953 | /* requests here are mostly expected to succeed on any |
| 954 | * device, but some are chosen to trigger protocol stalls |
| 955 | * or short reads. |
| 956 | */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 957 | memset(&req, 0, sizeof req); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 958 | req.bRequest = USB_REQ_GET_DESCRIPTOR; |
| 959 | req.bRequestType = USB_DIR_IN|USB_RECIP_DEVICE; |
| 960 | |
| 961 | switch (i % NUM_SUBCASES) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 962 | case 0: /* get device descriptor */ |
| 963 | req.wValue = cpu_to_le16(USB_DT_DEVICE << 8); |
| 964 | len = sizeof(struct usb_device_descriptor); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 965 | break; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 966 | case 1: /* get first config descriptor (only) */ |
| 967 | req.wValue = cpu_to_le16((USB_DT_CONFIG << 8) | 0); |
| 968 | len = sizeof(struct usb_config_descriptor); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 969 | break; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 970 | case 2: /* get altsetting (OFTEN STALLS) */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 971 | req.bRequest = USB_REQ_GET_INTERFACE; |
| 972 | req.bRequestType = USB_DIR_IN|USB_RECIP_INTERFACE; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 973 | /* index = 0 means first interface */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 974 | len = 1; |
| 975 | expected = EPIPE; |
| 976 | break; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 977 | case 3: /* get interface status */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 978 | req.bRequest = USB_REQ_GET_STATUS; |
| 979 | req.bRequestType = USB_DIR_IN|USB_RECIP_INTERFACE; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 980 | /* interface 0 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 981 | len = 2; |
| 982 | break; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 983 | case 4: /* get device status */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 984 | req.bRequest = USB_REQ_GET_STATUS; |
| 985 | req.bRequestType = USB_DIR_IN|USB_RECIP_DEVICE; |
| 986 | len = 2; |
| 987 | break; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 988 | case 5: /* get device qualifier (MAY STALL) */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 989 | req.wValue = cpu_to_le16 (USB_DT_DEVICE_QUALIFIER << 8); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 990 | len = sizeof(struct usb_qualifier_descriptor); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 991 | if (udev->speed != USB_SPEED_HIGH) |
| 992 | expected = EPIPE; |
| 993 | break; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 994 | case 6: /* get first config descriptor, plus interface */ |
| 995 | req.wValue = cpu_to_le16((USB_DT_CONFIG << 8) | 0); |
| 996 | len = sizeof(struct usb_config_descriptor); |
| 997 | len += sizeof(struct usb_interface_descriptor); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 998 | break; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 999 | case 7: /* get interface descriptor (ALWAYS STALLS) */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1000 | req.wValue = cpu_to_le16 (USB_DT_INTERFACE << 8); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1001 | /* interface == 0 */ |
| 1002 | len = sizeof(struct usb_interface_descriptor); |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1003 | expected = -EPIPE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1004 | break; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1005 | /* NOTE: two consecutive stalls in the queue here. |
| 1006 | * that tests fault recovery a bit more aggressively. */ |
| 1007 | case 8: /* clear endpoint halt (MAY STALL) */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1008 | req.bRequest = USB_REQ_CLEAR_FEATURE; |
| 1009 | req.bRequestType = USB_RECIP_ENDPOINT; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1010 | /* wValue 0 == ep halt */ |
| 1011 | /* wIndex 0 == ep0 (shouldn't halt!) */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1012 | len = 0; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1013 | pipe = usb_sndctrlpipe(udev, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1014 | expected = EPIPE; |
| 1015 | break; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1016 | case 9: /* get endpoint status */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1017 | req.bRequest = USB_REQ_GET_STATUS; |
| 1018 | req.bRequestType = USB_DIR_IN|USB_RECIP_ENDPOINT; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1019 | /* endpoint 0 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1020 | len = 2; |
| 1021 | break; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1022 | case 10: /* trigger short read (EREMOTEIO) */ |
| 1023 | req.wValue = cpu_to_le16((USB_DT_CONFIG << 8) | 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1024 | len = 1024; |
| 1025 | expected = -EREMOTEIO; |
| 1026 | break; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1027 | /* NOTE: two consecutive _different_ faults in the queue. */ |
| 1028 | case 11: /* get endpoint descriptor (ALWAYS STALLS) */ |
| 1029 | req.wValue = cpu_to_le16(USB_DT_ENDPOINT << 8); |
| 1030 | /* endpoint == 0 */ |
| 1031 | len = sizeof(struct usb_interface_descriptor); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1032 | expected = EPIPE; |
| 1033 | break; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1034 | /* NOTE: sometimes even a third fault in the queue! */ |
| 1035 | case 12: /* get string 0 descriptor (MAY STALL) */ |
| 1036 | req.wValue = cpu_to_le16(USB_DT_STRING << 8); |
| 1037 | /* string == 0, for language IDs */ |
| 1038 | len = sizeof(struct usb_interface_descriptor); |
| 1039 | /* may succeed when > 4 languages */ |
| 1040 | expected = EREMOTEIO; /* or EPIPE, if no strings */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1041 | break; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1042 | case 13: /* short read, resembling case 10 */ |
| 1043 | req.wValue = cpu_to_le16((USB_DT_CONFIG << 8) | 0); |
| 1044 | /* last data packet "should" be DATA1, not DATA0 */ |
Paul Zimmerman | 6a23ccd | 2012-04-16 14:19:07 -0700 | [diff] [blame] | 1045 | if (udev->speed == USB_SPEED_SUPER) |
| 1046 | len = 1024 - 512; |
| 1047 | else |
| 1048 | len = 1024 - udev->descriptor.bMaxPacketSize0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1049 | expected = -EREMOTEIO; |
| 1050 | break; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1051 | case 14: /* short read; try to fill the last packet */ |
| 1052 | req.wValue = cpu_to_le16((USB_DT_DEVICE << 8) | 0); |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1053 | /* device descriptor size == 18 bytes */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1054 | len = udev->descriptor.bMaxPacketSize0; |
Sebastian Andrzej Siewior | 67e7d64 | 2011-04-14 16:17:21 +0200 | [diff] [blame] | 1055 | if (udev->speed == USB_SPEED_SUPER) |
| 1056 | len = 512; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1057 | switch (len) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1058 | case 8: |
| 1059 | len = 24; |
| 1060 | break; |
| 1061 | case 16: |
| 1062 | len = 32; |
| 1063 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1064 | } |
| 1065 | expected = -EREMOTEIO; |
| 1066 | break; |
| 1067 | default: |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1068 | ERROR(dev, "bogus number of ctrl queue testcases!\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1069 | context.status = -EINVAL; |
| 1070 | goto cleanup; |
| 1071 | } |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1072 | req.wLength = cpu_to_le16(len); |
| 1073 | urb[i] = u = simple_alloc_urb(udev, pipe, len); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1074 | if (!u) |
| 1075 | goto cleanup; |
| 1076 | |
Alan Stern | 0ede76f | 2010-03-05 15:10:17 -0500 | [diff] [blame] | 1077 | reqp = kmalloc(sizeof *reqp, GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1078 | if (!reqp) |
| 1079 | goto cleanup; |
| 1080 | reqp->setup = req; |
| 1081 | reqp->number = i % NUM_SUBCASES; |
| 1082 | reqp->expected = expected; |
| 1083 | u->setup_packet = (char *) &reqp->setup; |
| 1084 | |
| 1085 | u->context = &context; |
| 1086 | u->complete = ctrl_complete; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1087 | } |
| 1088 | |
| 1089 | /* queue the urbs */ |
| 1090 | context.urb = urb; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1091 | spin_lock_irq(&context.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1092 | for (i = 0; i < param->sglen; i++) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1093 | context.status = usb_submit_urb(urb[i], GFP_ATOMIC); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1094 | if (context.status != 0) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1095 | ERROR(dev, "can't submit urb[%d], status %d\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1096 | i, context.status); |
| 1097 | context.count = context.pending; |
| 1098 | break; |
| 1099 | } |
| 1100 | context.pending++; |
| 1101 | } |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1102 | spin_unlock_irq(&context.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1103 | |
| 1104 | /* FIXME set timer and time out; provide a disconnect hook */ |
| 1105 | |
| 1106 | /* wait for the last one to complete */ |
| 1107 | if (context.pending > 0) |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1108 | wait_for_completion(&context.complete); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1109 | |
| 1110 | cleanup: |
| 1111 | for (i = 0; i < param->sglen; i++) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1112 | if (!urb[i]) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1113 | continue; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1114 | urb[i]->dev = udev; |
Alan Stern | 0ede76f | 2010-03-05 15:10:17 -0500 | [diff] [blame] | 1115 | kfree(urb[i]->setup_packet); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1116 | simple_free_urb(urb[i]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1117 | } |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1118 | kfree(urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1119 | return context.status; |
| 1120 | } |
| 1121 | #undef NUM_SUBCASES |
| 1122 | |
| 1123 | |
| 1124 | /*-------------------------------------------------------------------------*/ |
| 1125 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1126 | static void unlink1_callback(struct urb *urb) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1127 | { |
| 1128 | int status = urb->status; |
| 1129 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1130 | /* we "know" -EPIPE (stall) never happens */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1131 | if (!status) |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1132 | status = usb_submit_urb(urb, GFP_ATOMIC); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1133 | if (status) { |
| 1134 | urb->status = status; |
Ming Lei | cdc9779 | 2008-02-24 18:41:47 +0800 | [diff] [blame] | 1135 | complete(urb->context); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1136 | } |
| 1137 | } |
| 1138 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1139 | static int unlink1(struct usbtest_dev *dev, int pipe, int size, int async) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1140 | { |
| 1141 | struct urb *urb; |
| 1142 | struct completion completion; |
| 1143 | int retval = 0; |
| 1144 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1145 | init_completion(&completion); |
| 1146 | urb = simple_alloc_urb(testdev_to_usbdev(dev), pipe, size); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1147 | if (!urb) |
| 1148 | return -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1149 | urb->context = &completion; |
| 1150 | urb->complete = unlink1_callback; |
| 1151 | |
| 1152 | /* keep the endpoint busy. there are lots of hc/hcd-internal |
| 1153 | * states, and testing should get to all of them over time. |
| 1154 | * |
| 1155 | * FIXME want additional tests for when endpoint is STALLing |
| 1156 | * due to errors, or is just NAKing requests. |
| 1157 | */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1158 | retval = usb_submit_urb(urb, GFP_KERNEL); |
| 1159 | if (retval != 0) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1160 | dev_err(&dev->intf->dev, "submit fail %d\n", retval); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1161 | return retval; |
| 1162 | } |
| 1163 | |
| 1164 | /* unlinking that should always work. variable delay tests more |
| 1165 | * hcd states and code paths, even with little other system load. |
| 1166 | */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1167 | msleep(jiffies % (2 * INTERRUPT_RATE)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1168 | if (async) { |
Martin Fuzzey | 3b6c023 | 2009-06-04 23:20:38 +0200 | [diff] [blame] | 1169 | while (!completion_done(&completion)) { |
| 1170 | retval = usb_unlink_urb(urb); |
| 1171 | |
| 1172 | switch (retval) { |
| 1173 | case -EBUSY: |
| 1174 | case -EIDRM: |
| 1175 | /* we can't unlink urbs while they're completing |
| 1176 | * or if they've completed, and we haven't |
| 1177 | * resubmitted. "normal" drivers would prevent |
| 1178 | * resubmission, but since we're testing unlink |
| 1179 | * paths, we can't. |
| 1180 | */ |
| 1181 | ERROR(dev, "unlink retry\n"); |
| 1182 | continue; |
| 1183 | case 0: |
| 1184 | case -EINPROGRESS: |
| 1185 | break; |
| 1186 | |
| 1187 | default: |
| 1188 | dev_err(&dev->intf->dev, |
| 1189 | "unlink fail %d\n", retval); |
| 1190 | return retval; |
| 1191 | } |
| 1192 | |
| 1193 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1194 | } |
| 1195 | } else |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1196 | usb_kill_urb(urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1197 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1198 | wait_for_completion(&completion); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1199 | retval = urb->status; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1200 | simple_free_urb(urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1201 | |
| 1202 | if (async) |
| 1203 | return (retval == -ECONNRESET) ? 0 : retval - 1000; |
| 1204 | else |
| 1205 | return (retval == -ENOENT || retval == -EPERM) ? |
| 1206 | 0 : retval - 2000; |
| 1207 | } |
| 1208 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1209 | static int unlink_simple(struct usbtest_dev *dev, int pipe, int len) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1210 | { |
| 1211 | int retval = 0; |
| 1212 | |
| 1213 | /* test sync and async paths */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1214 | retval = unlink1(dev, pipe, len, 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1215 | if (!retval) |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1216 | retval = unlink1(dev, pipe, len, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1217 | return retval; |
| 1218 | } |
| 1219 | |
| 1220 | /*-------------------------------------------------------------------------*/ |
| 1221 | |
Alan Stern | 869410f | 2011-04-14 11:21:04 -0400 | [diff] [blame] | 1222 | struct queued_ctx { |
| 1223 | struct completion complete; |
| 1224 | atomic_t pending; |
| 1225 | unsigned num; |
| 1226 | int status; |
| 1227 | struct urb **urbs; |
| 1228 | }; |
| 1229 | |
| 1230 | static void unlink_queued_callback(struct urb *urb) |
| 1231 | { |
| 1232 | int status = urb->status; |
| 1233 | struct queued_ctx *ctx = urb->context; |
| 1234 | |
| 1235 | if (ctx->status) |
| 1236 | goto done; |
| 1237 | if (urb == ctx->urbs[ctx->num - 4] || urb == ctx->urbs[ctx->num - 2]) { |
| 1238 | if (status == -ECONNRESET) |
| 1239 | goto done; |
| 1240 | /* What error should we report if the URB completed normally? */ |
| 1241 | } |
| 1242 | if (status != 0) |
| 1243 | ctx->status = status; |
| 1244 | |
| 1245 | done: |
| 1246 | if (atomic_dec_and_test(&ctx->pending)) |
| 1247 | complete(&ctx->complete); |
| 1248 | } |
| 1249 | |
| 1250 | static int unlink_queued(struct usbtest_dev *dev, int pipe, unsigned num, |
| 1251 | unsigned size) |
| 1252 | { |
| 1253 | struct queued_ctx ctx; |
| 1254 | struct usb_device *udev = testdev_to_usbdev(dev); |
| 1255 | void *buf; |
| 1256 | dma_addr_t buf_dma; |
| 1257 | int i; |
| 1258 | int retval = -ENOMEM; |
| 1259 | |
| 1260 | init_completion(&ctx.complete); |
| 1261 | atomic_set(&ctx.pending, 1); /* One more than the actual value */ |
| 1262 | ctx.num = num; |
| 1263 | ctx.status = 0; |
| 1264 | |
| 1265 | buf = usb_alloc_coherent(udev, size, GFP_KERNEL, &buf_dma); |
| 1266 | if (!buf) |
| 1267 | return retval; |
| 1268 | memset(buf, 0, size); |
| 1269 | |
| 1270 | /* Allocate and init the urbs we'll queue */ |
| 1271 | ctx.urbs = kcalloc(num, sizeof(struct urb *), GFP_KERNEL); |
| 1272 | if (!ctx.urbs) |
| 1273 | goto free_buf; |
| 1274 | for (i = 0; i < num; i++) { |
| 1275 | ctx.urbs[i] = usb_alloc_urb(0, GFP_KERNEL); |
| 1276 | if (!ctx.urbs[i]) |
| 1277 | goto free_urbs; |
| 1278 | usb_fill_bulk_urb(ctx.urbs[i], udev, pipe, buf, size, |
| 1279 | unlink_queued_callback, &ctx); |
| 1280 | ctx.urbs[i]->transfer_dma = buf_dma; |
| 1281 | ctx.urbs[i]->transfer_flags = URB_NO_TRANSFER_DMA_MAP; |
| 1282 | } |
| 1283 | |
| 1284 | /* Submit all the URBs and then unlink URBs num - 4 and num - 2. */ |
| 1285 | for (i = 0; i < num; i++) { |
| 1286 | atomic_inc(&ctx.pending); |
| 1287 | retval = usb_submit_urb(ctx.urbs[i], GFP_KERNEL); |
| 1288 | if (retval != 0) { |
| 1289 | dev_err(&dev->intf->dev, "submit urbs[%d] fail %d\n", |
| 1290 | i, retval); |
| 1291 | atomic_dec(&ctx.pending); |
| 1292 | ctx.status = retval; |
| 1293 | break; |
| 1294 | } |
| 1295 | } |
| 1296 | if (i == num) { |
| 1297 | usb_unlink_urb(ctx.urbs[num - 4]); |
| 1298 | usb_unlink_urb(ctx.urbs[num - 2]); |
| 1299 | } else { |
| 1300 | while (--i >= 0) |
| 1301 | usb_unlink_urb(ctx.urbs[i]); |
| 1302 | } |
| 1303 | |
| 1304 | if (atomic_dec_and_test(&ctx.pending)) /* The extra count */ |
| 1305 | complete(&ctx.complete); |
| 1306 | wait_for_completion(&ctx.complete); |
| 1307 | retval = ctx.status; |
| 1308 | |
| 1309 | free_urbs: |
| 1310 | for (i = 0; i < num; i++) |
| 1311 | usb_free_urb(ctx.urbs[i]); |
| 1312 | kfree(ctx.urbs); |
| 1313 | free_buf: |
| 1314 | usb_free_coherent(udev, size, buf, buf_dma); |
| 1315 | return retval; |
| 1316 | } |
| 1317 | |
| 1318 | /*-------------------------------------------------------------------------*/ |
| 1319 | |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1320 | static int verify_not_halted(struct usbtest_dev *tdev, int ep, struct urb *urb) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1321 | { |
| 1322 | int retval; |
| 1323 | u16 status; |
| 1324 | |
| 1325 | /* shouldn't look or act halted */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1326 | retval = usb_get_status(urb->dev, USB_RECIP_ENDPOINT, ep, &status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1327 | if (retval < 0) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1328 | ERROR(tdev, "ep %02x couldn't get no-halt status, %d\n", |
| 1329 | ep, retval); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1330 | return retval; |
| 1331 | } |
| 1332 | if (status != 0) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1333 | ERROR(tdev, "ep %02x bogus status: %04x != 0\n", ep, status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1334 | return -EINVAL; |
| 1335 | } |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1336 | retval = simple_io(tdev, urb, 1, 0, 0, __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1337 | if (retval != 0) |
| 1338 | return -EINVAL; |
| 1339 | return 0; |
| 1340 | } |
| 1341 | |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1342 | static int verify_halted(struct usbtest_dev *tdev, int ep, struct urb *urb) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1343 | { |
| 1344 | int retval; |
| 1345 | u16 status; |
| 1346 | |
| 1347 | /* should look and act halted */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1348 | retval = usb_get_status(urb->dev, USB_RECIP_ENDPOINT, ep, &status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1349 | if (retval < 0) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1350 | ERROR(tdev, "ep %02x couldn't get halt status, %d\n", |
| 1351 | ep, retval); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1352 | return retval; |
| 1353 | } |
Jan Andersson | 6ce4560 | 2008-01-08 16:39:49 +0100 | [diff] [blame] | 1354 | le16_to_cpus(&status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1355 | if (status != 1) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1356 | ERROR(tdev, "ep %02x bogus status: %04x != 1\n", ep, status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1357 | return -EINVAL; |
| 1358 | } |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1359 | retval = simple_io(tdev, urb, 1, 0, -EPIPE, __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1360 | if (retval != -EPIPE) |
| 1361 | return -EINVAL; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1362 | retval = simple_io(tdev, urb, 1, 0, -EPIPE, "verify_still_halted"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1363 | if (retval != -EPIPE) |
| 1364 | return -EINVAL; |
| 1365 | return 0; |
| 1366 | } |
| 1367 | |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1368 | static int test_halt(struct usbtest_dev *tdev, int ep, struct urb *urb) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1369 | { |
| 1370 | int retval; |
| 1371 | |
| 1372 | /* shouldn't look or act halted now */ |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1373 | retval = verify_not_halted(tdev, ep, urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1374 | if (retval < 0) |
| 1375 | return retval; |
| 1376 | |
| 1377 | /* set halt (protocol test only), verify it worked */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1378 | retval = usb_control_msg(urb->dev, usb_sndctrlpipe(urb->dev, 0), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1379 | USB_REQ_SET_FEATURE, USB_RECIP_ENDPOINT, |
| 1380 | USB_ENDPOINT_HALT, ep, |
| 1381 | NULL, 0, USB_CTRL_SET_TIMEOUT); |
| 1382 | if (retval < 0) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1383 | ERROR(tdev, "ep %02x couldn't set halt, %d\n", ep, retval); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1384 | return retval; |
| 1385 | } |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1386 | retval = verify_halted(tdev, ep, urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1387 | if (retval < 0) |
| 1388 | return retval; |
| 1389 | |
| 1390 | /* clear halt (tests API + protocol), verify it worked */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1391 | retval = usb_clear_halt(urb->dev, urb->pipe); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1392 | if (retval < 0) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1393 | ERROR(tdev, "ep %02x couldn't clear halt, %d\n", ep, retval); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1394 | return retval; |
| 1395 | } |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1396 | retval = verify_not_halted(tdev, ep, urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1397 | if (retval < 0) |
| 1398 | return retval; |
| 1399 | |
| 1400 | /* NOTE: could also verify SET_INTERFACE clear halts ... */ |
| 1401 | |
| 1402 | return 0; |
| 1403 | } |
| 1404 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1405 | static int halt_simple(struct usbtest_dev *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1406 | { |
Paul Zimmerman | 6a23ccd | 2012-04-16 14:19:07 -0700 | [diff] [blame] | 1407 | int ep; |
| 1408 | int retval = 0; |
| 1409 | struct urb *urb; |
| 1410 | struct usb_device *udev = testdev_to_usbdev(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1411 | |
Paul Zimmerman | 6a23ccd | 2012-04-16 14:19:07 -0700 | [diff] [blame] | 1412 | if (udev->speed == USB_SPEED_SUPER) |
| 1413 | urb = simple_alloc_urb(udev, 0, 1024); |
| 1414 | else |
| 1415 | urb = simple_alloc_urb(udev, 0, 512); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1416 | if (urb == NULL) |
| 1417 | return -ENOMEM; |
| 1418 | |
| 1419 | if (dev->in_pipe) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1420 | ep = usb_pipeendpoint(dev->in_pipe) | USB_DIR_IN; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1421 | urb->pipe = dev->in_pipe; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1422 | retval = test_halt(dev, ep, urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1423 | if (retval < 0) |
| 1424 | goto done; |
| 1425 | } |
| 1426 | |
| 1427 | if (dev->out_pipe) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1428 | ep = usb_pipeendpoint(dev->out_pipe); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1429 | urb->pipe = dev->out_pipe; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1430 | retval = test_halt(dev, ep, urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1431 | } |
| 1432 | done: |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1433 | simple_free_urb(urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1434 | return retval; |
| 1435 | } |
| 1436 | |
| 1437 | /*-------------------------------------------------------------------------*/ |
| 1438 | |
| 1439 | /* Control OUT tests use the vendor control requests from Intel's |
| 1440 | * USB 2.0 compliance test device: write a buffer, read it back. |
| 1441 | * |
| 1442 | * Intel's spec only _requires_ that it work for one packet, which |
| 1443 | * is pretty weak. Some HCDs place limits here; most devices will |
| 1444 | * need to be able to handle more than one OUT data packet. We'll |
| 1445 | * try whatever we're told to try. |
| 1446 | */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1447 | static int ctrl_out(struct usbtest_dev *dev, |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 1448 | unsigned count, unsigned length, unsigned vary, unsigned offset) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1449 | { |
Orjan Friberg | f54fa84 | 2006-08-08 23:31:40 -0700 | [diff] [blame] | 1450 | unsigned i, j, len; |
| 1451 | int retval; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1452 | u8 *buf; |
| 1453 | char *what = "?"; |
| 1454 | struct usb_device *udev; |
Orjan Friberg | f54fa84 | 2006-08-08 23:31:40 -0700 | [diff] [blame] | 1455 | |
David Brownell | ff7c79e | 2005-04-22 13:17:00 -0700 | [diff] [blame] | 1456 | if (length < 1 || length > 0xffff || vary >= length) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1457 | return -EINVAL; |
| 1458 | |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 1459 | buf = kmalloc(length + offset, GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1460 | if (!buf) |
| 1461 | return -ENOMEM; |
| 1462 | |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 1463 | buf += offset; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1464 | udev = testdev_to_usbdev(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1465 | len = length; |
| 1466 | retval = 0; |
| 1467 | |
| 1468 | /* NOTE: hardware might well act differently if we pushed it |
| 1469 | * with lots back-to-back queued requests. |
| 1470 | */ |
| 1471 | for (i = 0; i < count; i++) { |
| 1472 | /* write patterned data */ |
| 1473 | for (j = 0; j < len; j++) |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1474 | buf[j] = i + j; |
| 1475 | retval = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1476 | 0x5b, USB_DIR_OUT|USB_TYPE_VENDOR, |
| 1477 | 0, 0, buf, len, USB_CTRL_SET_TIMEOUT); |
| 1478 | if (retval != len) { |
| 1479 | what = "write"; |
David Brownell | ff7c79e | 2005-04-22 13:17:00 -0700 | [diff] [blame] | 1480 | if (retval >= 0) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1481 | ERROR(dev, "ctrl_out, wlen %d (expected %d)\n", |
David Brownell | ff7c79e | 2005-04-22 13:17:00 -0700 | [diff] [blame] | 1482 | retval, len); |
| 1483 | retval = -EBADMSG; |
| 1484 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1485 | break; |
| 1486 | } |
| 1487 | |
| 1488 | /* read it back -- assuming nothing intervened!! */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1489 | retval = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1490 | 0x5c, USB_DIR_IN|USB_TYPE_VENDOR, |
| 1491 | 0, 0, buf, len, USB_CTRL_GET_TIMEOUT); |
| 1492 | if (retval != len) { |
| 1493 | what = "read"; |
David Brownell | ff7c79e | 2005-04-22 13:17:00 -0700 | [diff] [blame] | 1494 | if (retval >= 0) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1495 | ERROR(dev, "ctrl_out, rlen %d (expected %d)\n", |
David Brownell | ff7c79e | 2005-04-22 13:17:00 -0700 | [diff] [blame] | 1496 | retval, len); |
| 1497 | retval = -EBADMSG; |
| 1498 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1499 | break; |
| 1500 | } |
| 1501 | |
| 1502 | /* fail if we can't verify */ |
| 1503 | for (j = 0; j < len; j++) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1504 | if (buf[j] != (u8) (i + j)) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1505 | ERROR(dev, "ctrl_out, byte %d is %d not %d\n", |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1506 | j, buf[j], (u8) i + j); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1507 | retval = -EBADMSG; |
| 1508 | break; |
| 1509 | } |
| 1510 | } |
| 1511 | if (retval < 0) { |
| 1512 | what = "verify"; |
| 1513 | break; |
| 1514 | } |
| 1515 | |
| 1516 | len += vary; |
David Brownell | ff7c79e | 2005-04-22 13:17:00 -0700 | [diff] [blame] | 1517 | |
| 1518 | /* [real world] the "zero bytes IN" case isn't really used. |
Joe Perches | dc0d5c1 | 2007-12-17 11:40:18 -0800 | [diff] [blame] | 1519 | * hardware can easily trip up in this weird case, since its |
David Brownell | ff7c79e | 2005-04-22 13:17:00 -0700 | [diff] [blame] | 1520 | * status stage is IN, not OUT like other ep0in transfers. |
| 1521 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1522 | if (len > length) |
David Brownell | ff7c79e | 2005-04-22 13:17:00 -0700 | [diff] [blame] | 1523 | len = realworld ? 1 : 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1524 | } |
| 1525 | |
| 1526 | if (retval < 0) |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1527 | ERROR(dev, "ctrl_out %s failed, code %d, count %d\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1528 | what, retval, i); |
| 1529 | |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 1530 | kfree(buf - offset); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1531 | return retval; |
| 1532 | } |
| 1533 | |
| 1534 | /*-------------------------------------------------------------------------*/ |
| 1535 | |
| 1536 | /* ISO tests ... mimics common usage |
| 1537 | * - buffer length is split into N packets (mostly maxpacket sized) |
| 1538 | * - multi-buffers according to sglen |
| 1539 | */ |
| 1540 | |
| 1541 | struct iso_context { |
| 1542 | unsigned count; |
| 1543 | unsigned pending; |
| 1544 | spinlock_t lock; |
| 1545 | struct completion done; |
Alan Stern | 9da2150 | 2006-05-22 16:47:13 -0400 | [diff] [blame] | 1546 | int submit_error; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1547 | unsigned long errors; |
Alan Stern | 9da2150 | 2006-05-22 16:47:13 -0400 | [diff] [blame] | 1548 | unsigned long packet_count; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1549 | struct usbtest_dev *dev; |
| 1550 | }; |
| 1551 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1552 | static void iso_callback(struct urb *urb) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1553 | { |
| 1554 | struct iso_context *ctx = urb->context; |
| 1555 | |
| 1556 | spin_lock(&ctx->lock); |
| 1557 | ctx->count--; |
| 1558 | |
Alan Stern | 9da2150 | 2006-05-22 16:47:13 -0400 | [diff] [blame] | 1559 | ctx->packet_count += urb->number_of_packets; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1560 | if (urb->error_count > 0) |
| 1561 | ctx->errors += urb->error_count; |
Alan Stern | 9da2150 | 2006-05-22 16:47:13 -0400 | [diff] [blame] | 1562 | else if (urb->status != 0) |
| 1563 | ctx->errors += urb->number_of_packets; |
Martin Fuzzey | 40aed52 | 2010-10-01 00:20:48 +0200 | [diff] [blame] | 1564 | else if (urb->actual_length != urb->transfer_buffer_length) |
| 1565 | ctx->errors++; |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 1566 | else if (check_guard_bytes(ctx->dev, urb) != 0) |
| 1567 | ctx->errors++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1568 | |
Alan Stern | 9da2150 | 2006-05-22 16:47:13 -0400 | [diff] [blame] | 1569 | if (urb->status == 0 && ctx->count > (ctx->pending - 1) |
| 1570 | && !ctx->submit_error) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1571 | int status = usb_submit_urb(urb, GFP_ATOMIC); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1572 | switch (status) { |
| 1573 | case 0: |
| 1574 | goto done; |
| 1575 | default: |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1576 | dev_err(&ctx->dev->intf->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1577 | "iso resubmit err %d\n", |
| 1578 | status); |
| 1579 | /* FALLTHROUGH */ |
| 1580 | case -ENODEV: /* disconnected */ |
Alan Stern | 9da2150 | 2006-05-22 16:47:13 -0400 | [diff] [blame] | 1581 | case -ESHUTDOWN: /* endpoint disabled */ |
| 1582 | ctx->submit_error = 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1583 | break; |
| 1584 | } |
| 1585 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1586 | |
| 1587 | ctx->pending--; |
| 1588 | if (ctx->pending == 0) { |
| 1589 | if (ctx->errors) |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1590 | dev_err(&ctx->dev->intf->dev, |
Alan Stern | 9da2150 | 2006-05-22 16:47:13 -0400 | [diff] [blame] | 1591 | "iso test, %lu errors out of %lu\n", |
| 1592 | ctx->errors, ctx->packet_count); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1593 | complete(&ctx->done); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1594 | } |
| 1595 | done: |
| 1596 | spin_unlock(&ctx->lock); |
| 1597 | } |
| 1598 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1599 | static struct urb *iso_alloc_urb( |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1600 | struct usb_device *udev, |
| 1601 | int pipe, |
| 1602 | struct usb_endpoint_descriptor *desc, |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 1603 | long bytes, |
| 1604 | unsigned offset |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1605 | ) |
| 1606 | { |
| 1607 | struct urb *urb; |
| 1608 | unsigned i, maxp, packets; |
| 1609 | |
| 1610 | if (bytes < 0 || !desc) |
| 1611 | return NULL; |
Kuninori Morimoto | 29cc889 | 2011-08-23 03:12:03 -0700 | [diff] [blame] | 1612 | maxp = 0x7ff & usb_endpoint_maxp(desc); |
| 1613 | maxp *= 1 + (0x3 & (usb_endpoint_maxp(desc) >> 11)); |
Julia Lawall | dfa5ec7 | 2008-03-04 15:25:11 -0800 | [diff] [blame] | 1614 | packets = DIV_ROUND_UP(bytes, maxp); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1615 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1616 | urb = usb_alloc_urb(packets, GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1617 | if (!urb) |
| 1618 | return urb; |
| 1619 | urb->dev = udev; |
| 1620 | urb->pipe = pipe; |
| 1621 | |
| 1622 | urb->number_of_packets = packets; |
| 1623 | urb->transfer_buffer_length = bytes; |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 1624 | urb->transfer_buffer = usb_alloc_coherent(udev, bytes + offset, |
| 1625 | GFP_KERNEL, |
| 1626 | &urb->transfer_dma); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1627 | if (!urb->transfer_buffer) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1628 | usb_free_urb(urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1629 | return NULL; |
| 1630 | } |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 1631 | if (offset) { |
| 1632 | memset(urb->transfer_buffer, GUARD_BYTE, offset); |
| 1633 | urb->transfer_buffer += offset; |
| 1634 | urb->transfer_dma += offset; |
| 1635 | } |
| 1636 | /* For inbound transfers use guard byte so that test fails if |
| 1637 | data not correctly copied */ |
| 1638 | memset(urb->transfer_buffer, |
| 1639 | usb_pipein(urb->pipe) ? GUARD_BYTE : 0, |
| 1640 | bytes); |
| 1641 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1642 | for (i = 0; i < packets; i++) { |
| 1643 | /* here, only the last packet will be short */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1644 | urb->iso_frame_desc[i].length = min((unsigned) bytes, maxp); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1645 | bytes -= urb->iso_frame_desc[i].length; |
| 1646 | |
| 1647 | urb->iso_frame_desc[i].offset = maxp * i; |
| 1648 | } |
| 1649 | |
| 1650 | urb->complete = iso_callback; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1651 | /* urb->context = SET BY CALLER */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1652 | urb->interval = 1 << (desc->bInterval - 1); |
| 1653 | urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP; |
| 1654 | return urb; |
| 1655 | } |
| 1656 | |
| 1657 | static int |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1658 | test_iso_queue(struct usbtest_dev *dev, struct usbtest_param *param, |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 1659 | int pipe, struct usb_endpoint_descriptor *desc, unsigned offset) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1660 | { |
| 1661 | struct iso_context context; |
| 1662 | struct usb_device *udev; |
| 1663 | unsigned i; |
| 1664 | unsigned long packets = 0; |
Alan Stern | 9da2150 | 2006-05-22 16:47:13 -0400 | [diff] [blame] | 1665 | int status = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1666 | struct urb *urbs[10]; /* FIXME no limit */ |
| 1667 | |
| 1668 | if (param->sglen > 10) |
| 1669 | return -EDOM; |
| 1670 | |
Alan Stern | 9da2150 | 2006-05-22 16:47:13 -0400 | [diff] [blame] | 1671 | memset(&context, 0, sizeof context); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1672 | context.count = param->iterations * param->sglen; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1673 | context.dev = dev; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1674 | init_completion(&context.done); |
| 1675 | spin_lock_init(&context.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1676 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1677 | memset(urbs, 0, sizeof urbs); |
| 1678 | udev = testdev_to_usbdev(dev); |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1679 | dev_info(&dev->intf->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1680 | "... iso period %d %sframes, wMaxPacket %04x\n", |
| 1681 | 1 << (desc->bInterval - 1), |
| 1682 | (udev->speed == USB_SPEED_HIGH) ? "micro" : "", |
Kuninori Morimoto | 29cc889 | 2011-08-23 03:12:03 -0700 | [diff] [blame] | 1683 | usb_endpoint_maxp(desc)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1684 | |
| 1685 | for (i = 0; i < param->sglen; i++) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1686 | urbs[i] = iso_alloc_urb(udev, pipe, desc, |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 1687 | param->length, offset); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1688 | if (!urbs[i]) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1689 | status = -ENOMEM; |
| 1690 | goto fail; |
| 1691 | } |
| 1692 | packets += urbs[i]->number_of_packets; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1693 | urbs[i]->context = &context; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1694 | } |
| 1695 | packets *= param->iterations; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1696 | dev_info(&dev->intf->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1697 | "... total %lu msec (%lu packets)\n", |
| 1698 | (packets * (1 << (desc->bInterval - 1))) |
| 1699 | / ((udev->speed == USB_SPEED_HIGH) ? 8 : 1), |
| 1700 | packets); |
| 1701 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1702 | spin_lock_irq(&context.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1703 | for (i = 0; i < param->sglen; i++) { |
Alan Stern | 9da2150 | 2006-05-22 16:47:13 -0400 | [diff] [blame] | 1704 | ++context.pending; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1705 | status = usb_submit_urb(urbs[i], GFP_ATOMIC); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1706 | if (status < 0) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1707 | ERROR(dev, "submit iso[%d], error %d\n", i, status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1708 | if (i == 0) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1709 | spin_unlock_irq(&context.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1710 | goto fail; |
| 1711 | } |
| 1712 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1713 | simple_free_urb(urbs[i]); |
Ming Lei | e10e1be | 2010-08-02 22:09:01 +0800 | [diff] [blame] | 1714 | urbs[i] = NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1715 | context.pending--; |
Alan Stern | 9da2150 | 2006-05-22 16:47:13 -0400 | [diff] [blame] | 1716 | context.submit_error = 1; |
| 1717 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1718 | } |
| 1719 | } |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1720 | spin_unlock_irq(&context.lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1721 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1722 | wait_for_completion(&context.done); |
Alan Stern | 9da2150 | 2006-05-22 16:47:13 -0400 | [diff] [blame] | 1723 | |
Ming Lei | e10e1be | 2010-08-02 22:09:01 +0800 | [diff] [blame] | 1724 | for (i = 0; i < param->sglen; i++) { |
| 1725 | if (urbs[i]) |
| 1726 | simple_free_urb(urbs[i]); |
| 1727 | } |
Alan Stern | 9da2150 | 2006-05-22 16:47:13 -0400 | [diff] [blame] | 1728 | /* |
| 1729 | * Isochronous transfers are expected to fail sometimes. As an |
| 1730 | * arbitrary limit, we will report an error if any submissions |
| 1731 | * fail or if the transfer failure rate is > 10%. |
| 1732 | */ |
| 1733 | if (status != 0) |
| 1734 | ; |
| 1735 | else if (context.submit_error) |
| 1736 | status = -EACCES; |
| 1737 | else if (context.errors > context.packet_count / 10) |
| 1738 | status = -EIO; |
| 1739 | return status; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1740 | |
| 1741 | fail: |
| 1742 | for (i = 0; i < param->sglen; i++) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1743 | if (urbs[i]) |
| 1744 | simple_free_urb(urbs[i]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1745 | } |
| 1746 | return status; |
| 1747 | } |
| 1748 | |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 1749 | static int test_unaligned_bulk( |
| 1750 | struct usbtest_dev *tdev, |
| 1751 | int pipe, |
| 1752 | unsigned length, |
| 1753 | int iterations, |
| 1754 | unsigned transfer_flags, |
| 1755 | const char *label) |
| 1756 | { |
| 1757 | int retval; |
| 1758 | struct urb *urb = usbtest_alloc_urb( |
| 1759 | testdev_to_usbdev(tdev), pipe, length, transfer_flags, 1); |
| 1760 | |
| 1761 | if (!urb) |
| 1762 | return -ENOMEM; |
| 1763 | |
| 1764 | retval = simple_io(tdev, urb, iterations, 0, 0, label); |
| 1765 | simple_free_urb(urb); |
| 1766 | return retval; |
| 1767 | } |
| 1768 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1769 | /*-------------------------------------------------------------------------*/ |
| 1770 | |
| 1771 | /* We only have this one interface to user space, through usbfs. |
| 1772 | * User mode code can scan usbfs to find N different devices (maybe on |
| 1773 | * different busses) to use when testing, and allocate one thread per |
| 1774 | * test. So discovery is simplified, and we have no device naming issues. |
| 1775 | * |
| 1776 | * Don't use these only as stress/load tests. Use them along with with |
| 1777 | * other USB bus activity: plugging, unplugging, mousing, mp3 playback, |
| 1778 | * video capture, and so on. Run different tests at different times, in |
| 1779 | * different sequences. Nothing here should interact with other devices, |
| 1780 | * except indirectly by consuming USB bandwidth and CPU resources for test |
| 1781 | * threads and request completion. But the only way to know that for sure |
| 1782 | * is to test when HC queues are in use by many devices. |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1783 | * |
| 1784 | * WARNING: Because usbfs grabs udev->dev.sem before calling this ioctl(), |
| 1785 | * it locks out usbcore in certain code paths. Notably, if you disconnect |
| 1786 | * the device-under-test, khubd will wait block forever waiting for the |
| 1787 | * ioctl to complete ... so that usb_disconnect() can abort the pending |
| 1788 | * urbs and then call usbtest_disconnect(). To abort a test, you're best |
| 1789 | * off just killing the userspace task and waiting for it to exit. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1790 | */ |
| 1791 | |
| 1792 | static int |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1793 | usbtest_ioctl(struct usb_interface *intf, unsigned int code, void *buf) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1794 | { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1795 | struct usbtest_dev *dev = usb_get_intfdata(intf); |
| 1796 | struct usb_device *udev = testdev_to_usbdev(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1797 | struct usbtest_param *param = buf; |
| 1798 | int retval = -EOPNOTSUPP; |
| 1799 | struct urb *urb; |
| 1800 | struct scatterlist *sg; |
| 1801 | struct usb_sg_request req; |
| 1802 | struct timeval start; |
| 1803 | unsigned i; |
| 1804 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1805 | /* FIXME USBDEVFS_CONNECTINFO doesn't say how fast the device is. */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1806 | |
Vikram Pandita | 7f4e985 | 2009-11-09 21:24:32 -0600 | [diff] [blame] | 1807 | pattern = mod_pattern; |
| 1808 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1809 | if (code != USBTEST_REQUEST) |
| 1810 | return -EOPNOTSUPP; |
| 1811 | |
roel kluin | 8aafdf6 | 2008-10-21 00:36:44 -0400 | [diff] [blame] | 1812 | if (param->iterations <= 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1813 | return -EINVAL; |
| 1814 | |
Matthias Kaehlcke | 1cfab02 | 2007-12-13 16:15:33 -0800 | [diff] [blame] | 1815 | if (mutex_lock_interruptible(&dev->lock)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1816 | return -ERESTARTSYS; |
| 1817 | |
Alan Stern | 70a1c9e | 2008-03-06 17:00:58 -0500 | [diff] [blame] | 1818 | /* FIXME: What if a system sleep starts while a test is running? */ |
David Brownell | ff7c79e | 2005-04-22 13:17:00 -0700 | [diff] [blame] | 1819 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1820 | /* some devices, like ez-usb default devices, need a non-default |
| 1821 | * altsetting to have any active endpoints. some tests change |
| 1822 | * altsettings; force a default so most tests don't need to check. |
| 1823 | */ |
| 1824 | if (dev->info->alt >= 0) { |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1825 | int res; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1826 | |
| 1827 | if (intf->altsetting->desc.bInterfaceNumber) { |
Matthias Kaehlcke | 1cfab02 | 2007-12-13 16:15:33 -0800 | [diff] [blame] | 1828 | mutex_unlock(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1829 | return -ENODEV; |
| 1830 | } |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1831 | res = set_altsetting(dev, dev->info->alt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1832 | if (res) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1833 | dev_err(&intf->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1834 | "set altsetting to %d failed, %d\n", |
| 1835 | dev->info->alt, res); |
Matthias Kaehlcke | 1cfab02 | 2007-12-13 16:15:33 -0800 | [diff] [blame] | 1836 | mutex_unlock(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1837 | return res; |
| 1838 | } |
| 1839 | } |
| 1840 | |
| 1841 | /* |
| 1842 | * Just a bunch of test cases that every HCD is expected to handle. |
| 1843 | * |
| 1844 | * Some may need specific firmware, though it'd be good to have |
| 1845 | * one firmware image to handle all the test cases. |
| 1846 | * |
| 1847 | * FIXME add more tests! cancel requests, verify the data, control |
| 1848 | * queueing, concurrent read+write threads, and so on. |
| 1849 | */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1850 | do_gettimeofday(&start); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1851 | switch (param->test_num) { |
| 1852 | |
| 1853 | case 0: |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1854 | dev_info(&intf->dev, "TEST 0: NOP\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1855 | retval = 0; |
| 1856 | break; |
| 1857 | |
| 1858 | /* Simple non-queued bulk I/O tests */ |
| 1859 | case 1: |
| 1860 | if (dev->out_pipe == 0) |
| 1861 | break; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1862 | dev_info(&intf->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1863 | "TEST 1: write %d bytes %u times\n", |
| 1864 | param->length, param->iterations); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1865 | urb = simple_alloc_urb(udev, dev->out_pipe, param->length); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1866 | if (!urb) { |
| 1867 | retval = -ENOMEM; |
| 1868 | break; |
| 1869 | } |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1870 | /* FIRMWARE: bulk sink (maybe accepts short writes) */ |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1871 | retval = simple_io(dev, urb, param->iterations, 0, 0, "test1"); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1872 | simple_free_urb(urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1873 | break; |
| 1874 | case 2: |
| 1875 | if (dev->in_pipe == 0) |
| 1876 | break; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1877 | dev_info(&intf->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1878 | "TEST 2: read %d bytes %u times\n", |
| 1879 | param->length, param->iterations); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1880 | urb = simple_alloc_urb(udev, dev->in_pipe, param->length); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1881 | if (!urb) { |
| 1882 | retval = -ENOMEM; |
| 1883 | break; |
| 1884 | } |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1885 | /* FIRMWARE: bulk source (maybe generates short writes) */ |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1886 | retval = simple_io(dev, urb, param->iterations, 0, 0, "test2"); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1887 | simple_free_urb(urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1888 | break; |
| 1889 | case 3: |
| 1890 | if (dev->out_pipe == 0 || param->vary == 0) |
| 1891 | break; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1892 | dev_info(&intf->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1893 | "TEST 3: write/%d 0..%d bytes %u times\n", |
| 1894 | param->vary, param->length, param->iterations); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1895 | urb = simple_alloc_urb(udev, dev->out_pipe, param->length); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1896 | if (!urb) { |
| 1897 | retval = -ENOMEM; |
| 1898 | break; |
| 1899 | } |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1900 | /* FIRMWARE: bulk sink (maybe accepts short writes) */ |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1901 | retval = simple_io(dev, urb, param->iterations, param->vary, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1902 | 0, "test3"); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1903 | simple_free_urb(urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1904 | break; |
| 1905 | case 4: |
| 1906 | if (dev->in_pipe == 0 || param->vary == 0) |
| 1907 | break; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1908 | dev_info(&intf->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1909 | "TEST 4: read/%d 0..%d bytes %u times\n", |
| 1910 | param->vary, param->length, param->iterations); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1911 | urb = simple_alloc_urb(udev, dev->in_pipe, param->length); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1912 | if (!urb) { |
| 1913 | retval = -ENOMEM; |
| 1914 | break; |
| 1915 | } |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1916 | /* FIRMWARE: bulk source (maybe generates short writes) */ |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1917 | retval = simple_io(dev, urb, param->iterations, param->vary, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1918 | 0, "test4"); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1919 | simple_free_urb(urb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1920 | break; |
| 1921 | |
| 1922 | /* Queued bulk I/O tests */ |
| 1923 | case 5: |
| 1924 | if (dev->out_pipe == 0 || param->sglen == 0) |
| 1925 | break; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1926 | dev_info(&intf->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1927 | "TEST 5: write %d sglists %d entries of %d bytes\n", |
| 1928 | param->iterations, |
| 1929 | param->sglen, param->length); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1930 | sg = alloc_sglist(param->sglen, param->length, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1931 | if (!sg) { |
| 1932 | retval = -ENOMEM; |
| 1933 | break; |
| 1934 | } |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1935 | /* FIRMWARE: bulk sink (maybe accepts short writes) */ |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1936 | retval = perform_sglist(dev, param->iterations, dev->out_pipe, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1937 | &req, sg, param->sglen); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1938 | free_sglist(sg, param->sglen); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1939 | break; |
| 1940 | |
| 1941 | case 6: |
| 1942 | if (dev->in_pipe == 0 || param->sglen == 0) |
| 1943 | break; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1944 | dev_info(&intf->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1945 | "TEST 6: read %d sglists %d entries of %d bytes\n", |
| 1946 | param->iterations, |
| 1947 | param->sglen, param->length); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1948 | sg = alloc_sglist(param->sglen, param->length, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1949 | if (!sg) { |
| 1950 | retval = -ENOMEM; |
| 1951 | break; |
| 1952 | } |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1953 | /* FIRMWARE: bulk source (maybe generates short writes) */ |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1954 | retval = perform_sglist(dev, param->iterations, dev->in_pipe, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1955 | &req, sg, param->sglen); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1956 | free_sglist(sg, param->sglen); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1957 | break; |
| 1958 | case 7: |
| 1959 | if (dev->out_pipe == 0 || param->sglen == 0 || param->vary == 0) |
| 1960 | break; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1961 | dev_info(&intf->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1962 | "TEST 7: write/%d %d sglists %d entries 0..%d bytes\n", |
| 1963 | param->vary, param->iterations, |
| 1964 | param->sglen, param->length); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1965 | sg = alloc_sglist(param->sglen, param->length, param->vary); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1966 | if (!sg) { |
| 1967 | retval = -ENOMEM; |
| 1968 | break; |
| 1969 | } |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1970 | /* FIRMWARE: bulk sink (maybe accepts short writes) */ |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1971 | retval = perform_sglist(dev, param->iterations, dev->out_pipe, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1972 | &req, sg, param->sglen); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1973 | free_sglist(sg, param->sglen); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1974 | break; |
| 1975 | case 8: |
| 1976 | if (dev->in_pipe == 0 || param->sglen == 0 || param->vary == 0) |
| 1977 | break; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1978 | dev_info(&intf->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1979 | "TEST 8: read/%d %d sglists %d entries 0..%d bytes\n", |
| 1980 | param->vary, param->iterations, |
| 1981 | param->sglen, param->length); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1982 | sg = alloc_sglist(param->sglen, param->length, param->vary); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1983 | if (!sg) { |
| 1984 | retval = -ENOMEM; |
| 1985 | break; |
| 1986 | } |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1987 | /* FIRMWARE: bulk source (maybe generates short writes) */ |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1988 | retval = perform_sglist(dev, param->iterations, dev->in_pipe, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1989 | &req, sg, param->sglen); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 1990 | free_sglist(sg, param->sglen); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1991 | break; |
| 1992 | |
| 1993 | /* non-queued sanity tests for control (chapter 9 subset) */ |
| 1994 | case 9: |
| 1995 | retval = 0; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 1996 | dev_info(&intf->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1997 | "TEST 9: ch9 (subset) control tests, %d times\n", |
| 1998 | param->iterations); |
| 1999 | for (i = param->iterations; retval == 0 && i--; /* NOP */) |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2000 | retval = ch9_postconfig(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2001 | if (retval) |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 2002 | dev_err(&intf->dev, "ch9 subset failed, " |
| 2003 | "iterations left %d\n", i); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2004 | break; |
| 2005 | |
| 2006 | /* queued control messaging */ |
| 2007 | case 10: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2008 | retval = 0; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 2009 | dev_info(&intf->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2010 | "TEST 10: queue %d control calls, %d times\n", |
| 2011 | param->sglen, |
| 2012 | param->iterations); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2013 | retval = test_ctrl_queue(dev, param); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2014 | break; |
| 2015 | |
| 2016 | /* simple non-queued unlinks (ring with one urb) */ |
| 2017 | case 11: |
| 2018 | if (dev->in_pipe == 0 || !param->length) |
| 2019 | break; |
| 2020 | retval = 0; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 2021 | dev_info(&intf->dev, "TEST 11: unlink %d reads of %d\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2022 | param->iterations, param->length); |
| 2023 | for (i = param->iterations; retval == 0 && i--; /* NOP */) |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2024 | retval = unlink_simple(dev, dev->in_pipe, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2025 | param->length); |
| 2026 | if (retval) |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 2027 | dev_err(&intf->dev, "unlink reads failed %d, " |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2028 | "iterations left %d\n", retval, i); |
| 2029 | break; |
| 2030 | case 12: |
| 2031 | if (dev->out_pipe == 0 || !param->length) |
| 2032 | break; |
| 2033 | retval = 0; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 2034 | dev_info(&intf->dev, "TEST 12: unlink %d writes of %d\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2035 | param->iterations, param->length); |
| 2036 | for (i = param->iterations; retval == 0 && i--; /* NOP */) |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2037 | retval = unlink_simple(dev, dev->out_pipe, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2038 | param->length); |
| 2039 | if (retval) |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 2040 | dev_err(&intf->dev, "unlink writes failed %d, " |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2041 | "iterations left %d\n", retval, i); |
| 2042 | break; |
| 2043 | |
| 2044 | /* ep halt tests */ |
| 2045 | case 13: |
| 2046 | if (dev->out_pipe == 0 && dev->in_pipe == 0) |
| 2047 | break; |
| 2048 | retval = 0; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 2049 | dev_info(&intf->dev, "TEST 13: set/clear %d halts\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2050 | param->iterations); |
| 2051 | for (i = param->iterations; retval == 0 && i--; /* NOP */) |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2052 | retval = halt_simple(dev); |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 2053 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2054 | if (retval) |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 2055 | ERROR(dev, "halts failed, iterations left %d\n", i); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2056 | break; |
| 2057 | |
| 2058 | /* control write tests */ |
| 2059 | case 14: |
| 2060 | if (!dev->info->ctrl_out) |
| 2061 | break; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 2062 | dev_info(&intf->dev, "TEST 14: %d ep0out, %d..%d vary %d\n", |
David Brownell | ff7c79e | 2005-04-22 13:17:00 -0700 | [diff] [blame] | 2063 | param->iterations, |
| 2064 | realworld ? 1 : 0, param->length, |
| 2065 | param->vary); |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 2066 | retval = ctrl_out(dev, param->iterations, |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 2067 | param->length, param->vary, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2068 | break; |
| 2069 | |
| 2070 | /* iso write tests */ |
| 2071 | case 15: |
| 2072 | if (dev->out_iso_pipe == 0 || param->sglen == 0) |
| 2073 | break; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 2074 | dev_info(&intf->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2075 | "TEST 15: write %d iso, %d entries of %d bytes\n", |
| 2076 | param->iterations, |
| 2077 | param->sglen, param->length); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2078 | /* FIRMWARE: iso sink */ |
| 2079 | retval = test_iso_queue(dev, param, |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 2080 | dev->out_iso_pipe, dev->iso_out, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2081 | break; |
| 2082 | |
| 2083 | /* iso read tests */ |
| 2084 | case 16: |
| 2085 | if (dev->in_iso_pipe == 0 || param->sglen == 0) |
| 2086 | break; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 2087 | dev_info(&intf->dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2088 | "TEST 16: read %d iso, %d entries of %d bytes\n", |
| 2089 | param->iterations, |
| 2090 | param->sglen, param->length); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2091 | /* FIRMWARE: iso source */ |
| 2092 | retval = test_iso_queue(dev, param, |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 2093 | dev->in_iso_pipe, dev->iso_in, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2094 | break; |
| 2095 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2096 | /* FIXME scatterlist cancel (needs helper thread) */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2097 | |
Martin Fuzzey | 084fb20 | 2011-01-16 19:17:11 +0100 | [diff] [blame] | 2098 | /* Tests for bulk I/O using DMA mapping by core and odd address */ |
| 2099 | case 17: |
| 2100 | if (dev->out_pipe == 0) |
| 2101 | break; |
| 2102 | dev_info(&intf->dev, |
| 2103 | "TEST 17: write odd addr %d bytes %u times core map\n", |
| 2104 | param->length, param->iterations); |
| 2105 | |
| 2106 | retval = test_unaligned_bulk( |
| 2107 | dev, dev->out_pipe, |
| 2108 | param->length, param->iterations, |
| 2109 | 0, "test17"); |
| 2110 | break; |
| 2111 | |
| 2112 | case 18: |
| 2113 | if (dev->in_pipe == 0) |
| 2114 | break; |
| 2115 | dev_info(&intf->dev, |
| 2116 | "TEST 18: read odd addr %d bytes %u times core map\n", |
| 2117 | param->length, param->iterations); |
| 2118 | |
| 2119 | retval = test_unaligned_bulk( |
| 2120 | dev, dev->in_pipe, |
| 2121 | param->length, param->iterations, |
| 2122 | 0, "test18"); |
| 2123 | break; |
| 2124 | |
| 2125 | /* Tests for bulk I/O using premapped coherent buffer and odd address */ |
| 2126 | case 19: |
| 2127 | if (dev->out_pipe == 0) |
| 2128 | break; |
| 2129 | dev_info(&intf->dev, |
| 2130 | "TEST 19: write odd addr %d bytes %u times premapped\n", |
| 2131 | param->length, param->iterations); |
| 2132 | |
| 2133 | retval = test_unaligned_bulk( |
| 2134 | dev, dev->out_pipe, |
| 2135 | param->length, param->iterations, |
| 2136 | URB_NO_TRANSFER_DMA_MAP, "test19"); |
| 2137 | break; |
| 2138 | |
| 2139 | case 20: |
| 2140 | if (dev->in_pipe == 0) |
| 2141 | break; |
| 2142 | dev_info(&intf->dev, |
| 2143 | "TEST 20: read odd addr %d bytes %u times premapped\n", |
| 2144 | param->length, param->iterations); |
| 2145 | |
| 2146 | retval = test_unaligned_bulk( |
| 2147 | dev, dev->in_pipe, |
| 2148 | param->length, param->iterations, |
| 2149 | URB_NO_TRANSFER_DMA_MAP, "test20"); |
| 2150 | break; |
| 2151 | |
| 2152 | /* control write tests with unaligned buffer */ |
| 2153 | case 21: |
| 2154 | if (!dev->info->ctrl_out) |
| 2155 | break; |
| 2156 | dev_info(&intf->dev, |
| 2157 | "TEST 21: %d ep0out odd addr, %d..%d vary %d\n", |
| 2158 | param->iterations, |
| 2159 | realworld ? 1 : 0, param->length, |
| 2160 | param->vary); |
| 2161 | retval = ctrl_out(dev, param->iterations, |
| 2162 | param->length, param->vary, 1); |
| 2163 | break; |
| 2164 | |
| 2165 | /* unaligned iso tests */ |
| 2166 | case 22: |
| 2167 | if (dev->out_iso_pipe == 0 || param->sglen == 0) |
| 2168 | break; |
| 2169 | dev_info(&intf->dev, |
| 2170 | "TEST 22: write %d iso odd, %d entries of %d bytes\n", |
| 2171 | param->iterations, |
| 2172 | param->sglen, param->length); |
| 2173 | retval = test_iso_queue(dev, param, |
| 2174 | dev->out_iso_pipe, dev->iso_out, 1); |
| 2175 | break; |
| 2176 | |
| 2177 | case 23: |
| 2178 | if (dev->in_iso_pipe == 0 || param->sglen == 0) |
| 2179 | break; |
| 2180 | dev_info(&intf->dev, |
| 2181 | "TEST 23: read %d iso odd, %d entries of %d bytes\n", |
| 2182 | param->iterations, |
| 2183 | param->sglen, param->length); |
| 2184 | retval = test_iso_queue(dev, param, |
| 2185 | dev->in_iso_pipe, dev->iso_in, 1); |
| 2186 | break; |
| 2187 | |
Alan Stern | 869410f | 2011-04-14 11:21:04 -0400 | [diff] [blame] | 2188 | /* unlink URBs from a bulk-OUT queue */ |
| 2189 | case 24: |
| 2190 | if (dev->out_pipe == 0 || !param->length || param->sglen < 4) |
| 2191 | break; |
| 2192 | retval = 0; |
Alan Stern | 2cb5000 | 2013-01-02 13:58:18 -0500 | [diff] [blame] | 2193 | dev_info(&intf->dev, "TEST 24: unlink from %d queues of " |
Alan Stern | 869410f | 2011-04-14 11:21:04 -0400 | [diff] [blame] | 2194 | "%d %d-byte writes\n", |
| 2195 | param->iterations, param->sglen, param->length); |
| 2196 | for (i = param->iterations; retval == 0 && i > 0; --i) { |
| 2197 | retval = unlink_queued(dev, dev->out_pipe, |
| 2198 | param->sglen, param->length); |
| 2199 | if (retval) { |
| 2200 | dev_err(&intf->dev, |
| 2201 | "unlink queued writes failed %d, " |
| 2202 | "iterations left %d\n", retval, i); |
| 2203 | break; |
| 2204 | } |
| 2205 | } |
| 2206 | break; |
| 2207 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2208 | } |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2209 | do_gettimeofday(¶m->duration); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2210 | param->duration.tv_sec -= start.tv_sec; |
| 2211 | param->duration.tv_usec -= start.tv_usec; |
| 2212 | if (param->duration.tv_usec < 0) { |
| 2213 | param->duration.tv_usec += 1000 * 1000; |
| 2214 | param->duration.tv_sec -= 1; |
| 2215 | } |
Matthias Kaehlcke | 1cfab02 | 2007-12-13 16:15:33 -0800 | [diff] [blame] | 2216 | mutex_unlock(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2217 | return retval; |
| 2218 | } |
| 2219 | |
| 2220 | /*-------------------------------------------------------------------------*/ |
| 2221 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2222 | static unsigned force_interrupt; |
| 2223 | module_param(force_interrupt, uint, 0); |
| 2224 | MODULE_PARM_DESC(force_interrupt, "0 = test default; else interrupt"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2225 | |
| 2226 | #ifdef GENERIC |
| 2227 | static unsigned short vendor; |
| 2228 | module_param(vendor, ushort, 0); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2229 | MODULE_PARM_DESC(vendor, "vendor code (from usb-if)"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2230 | |
| 2231 | static unsigned short product; |
| 2232 | module_param(product, ushort, 0); |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2233 | MODULE_PARM_DESC(product, "product code (from vendor)"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2234 | #endif |
| 2235 | |
| 2236 | static int |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2237 | usbtest_probe(struct usb_interface *intf, const struct usb_device_id *id) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2238 | { |
| 2239 | struct usb_device *udev; |
| 2240 | struct usbtest_dev *dev; |
| 2241 | struct usbtest_info *info; |
| 2242 | char *rtest, *wtest; |
| 2243 | char *irtest, *iwtest; |
| 2244 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2245 | udev = interface_to_usbdev(intf); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2246 | |
| 2247 | #ifdef GENERIC |
| 2248 | /* specify devices by module parameters? */ |
| 2249 | if (id->match_flags == 0) { |
| 2250 | /* vendor match required, product match optional */ |
| 2251 | if (!vendor || le16_to_cpu(udev->descriptor.idVendor) != (u16)vendor) |
| 2252 | return -ENODEV; |
| 2253 | if (product && le16_to_cpu(udev->descriptor.idProduct) != (u16)product) |
| 2254 | return -ENODEV; |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 2255 | dev_info(&intf->dev, "matched module params, " |
| 2256 | "vend=0x%04x prod=0x%04x\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2257 | le16_to_cpu(udev->descriptor.idVendor), |
| 2258 | le16_to_cpu(udev->descriptor.idProduct)); |
| 2259 | } |
| 2260 | #endif |
| 2261 | |
Christoph Lameter | e94b176 | 2006-12-06 20:33:17 -0800 | [diff] [blame] | 2262 | dev = kzalloc(sizeof(*dev), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2263 | if (!dev) |
| 2264 | return -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2265 | info = (struct usbtest_info *) id->driver_info; |
| 2266 | dev->info = info; |
Matthias Kaehlcke | 1cfab02 | 2007-12-13 16:15:33 -0800 | [diff] [blame] | 2267 | mutex_init(&dev->lock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2268 | |
| 2269 | dev->intf = intf; |
| 2270 | |
| 2271 | /* cacheline-aligned scratch for i/o */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2272 | dev->buf = kmalloc(TBUF_SIZE, GFP_KERNEL); |
| 2273 | if (dev->buf == NULL) { |
| 2274 | kfree(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2275 | return -ENOMEM; |
| 2276 | } |
| 2277 | |
| 2278 | /* NOTE this doesn't yet test the handful of difference that are |
| 2279 | * visible with high speed interrupts: bigger maxpacket (1K) and |
| 2280 | * "high bandwidth" modes (up to 3 packets/uframe). |
| 2281 | */ |
| 2282 | rtest = wtest = ""; |
| 2283 | irtest = iwtest = ""; |
| 2284 | if (force_interrupt || udev->speed == USB_SPEED_LOW) { |
| 2285 | if (info->ep_in) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2286 | dev->in_pipe = usb_rcvintpipe(udev, info->ep_in); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2287 | rtest = " intr-in"; |
| 2288 | } |
| 2289 | if (info->ep_out) { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2290 | dev->out_pipe = usb_sndintpipe(udev, info->ep_out); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2291 | wtest = " intr-out"; |
| 2292 | } |
| 2293 | } else { |
Alan Stern | d0b4652 | 2013-01-30 16:38:11 -0500 | [diff] [blame] | 2294 | if (override_alt >= 0 || info->autoconf) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2295 | int status; |
| 2296 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2297 | status = get_endpoints(dev, intf); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2298 | if (status < 0) { |
Arjan van de Ven | b6c6393 | 2008-07-25 01:45:52 -0700 | [diff] [blame] | 2299 | WARNING(dev, "couldn't get endpoints, %d\n", |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 2300 | status); |
Julia Lawall | f4a728d | 2012-03-25 21:08:32 +0200 | [diff] [blame] | 2301 | kfree(dev->buf); |
| 2302 | kfree(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2303 | return status; |
| 2304 | } |
| 2305 | /* may find bulk or ISO pipes */ |
| 2306 | } else { |
| 2307 | if (info->ep_in) |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2308 | dev->in_pipe = usb_rcvbulkpipe(udev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2309 | info->ep_in); |
| 2310 | if (info->ep_out) |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2311 | dev->out_pipe = usb_sndbulkpipe(udev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2312 | info->ep_out); |
| 2313 | } |
| 2314 | if (dev->in_pipe) |
| 2315 | rtest = " bulk-in"; |
| 2316 | if (dev->out_pipe) |
| 2317 | wtest = " bulk-out"; |
| 2318 | if (dev->in_iso_pipe) |
| 2319 | irtest = " iso-in"; |
| 2320 | if (dev->out_iso_pipe) |
| 2321 | iwtest = " iso-out"; |
| 2322 | } |
| 2323 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2324 | usb_set_intfdata(intf, dev); |
| 2325 | dev_info(&intf->dev, "%s\n", info->name); |
Michal Nazarewicz | e538dfd | 2011-08-30 17:11:19 +0200 | [diff] [blame] | 2326 | dev_info(&intf->dev, "%s {control%s%s%s%s%s} tests%s\n", |
| 2327 | usb_speed_string(udev->speed), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2328 | info->ctrl_out ? " in/out" : "", |
| 2329 | rtest, wtest, |
| 2330 | irtest, iwtest, |
| 2331 | info->alt >= 0 ? " (+alt)" : ""); |
| 2332 | return 0; |
| 2333 | } |
| 2334 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2335 | static int usbtest_suspend(struct usb_interface *intf, pm_message_t message) |
David Brownell | ff7c79e | 2005-04-22 13:17:00 -0700 | [diff] [blame] | 2336 | { |
David Brownell | ff7c79e | 2005-04-22 13:17:00 -0700 | [diff] [blame] | 2337 | return 0; |
| 2338 | } |
| 2339 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2340 | static int usbtest_resume(struct usb_interface *intf) |
David Brownell | ff7c79e | 2005-04-22 13:17:00 -0700 | [diff] [blame] | 2341 | { |
David Brownell | ff7c79e | 2005-04-22 13:17:00 -0700 | [diff] [blame] | 2342 | return 0; |
| 2343 | } |
| 2344 | |
| 2345 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2346 | static void usbtest_disconnect(struct usb_interface *intf) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2347 | { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2348 | struct usbtest_dev *dev = usb_get_intfdata(intf); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2349 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2350 | usb_set_intfdata(intf, NULL); |
| 2351 | dev_dbg(&intf->dev, "disconnect\n"); |
| 2352 | kfree(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2353 | } |
| 2354 | |
| 2355 | /* Basic testing only needs a device that can source or sink bulk traffic. |
| 2356 | * Any device can test control transfers (default with GENERIC binding). |
| 2357 | * |
| 2358 | * Several entries work with the default EP0 implementation that's built |
| 2359 | * into EZ-USB chips. There's a default vendor ID which can be overridden |
| 2360 | * by (very) small config EEPROMS, but otherwise all these devices act |
| 2361 | * identically until firmware is loaded: only EP0 works. It turns out |
| 2362 | * to be easy to make other endpoints work, without modifying that EP0 |
| 2363 | * behavior. For now, we expect that kind of firmware. |
| 2364 | */ |
| 2365 | |
| 2366 | /* an21xx or fx versions of ez-usb */ |
| 2367 | static struct usbtest_info ez1_info = { |
| 2368 | .name = "EZ-USB device", |
| 2369 | .ep_in = 2, |
| 2370 | .ep_out = 2, |
| 2371 | .alt = 1, |
| 2372 | }; |
| 2373 | |
| 2374 | /* fx2 version of ez-usb */ |
| 2375 | static struct usbtest_info ez2_info = { |
| 2376 | .name = "FX2 device", |
| 2377 | .ep_in = 6, |
| 2378 | .ep_out = 2, |
| 2379 | .alt = 1, |
| 2380 | }; |
| 2381 | |
| 2382 | /* ezusb family device with dedicated usb test firmware, |
| 2383 | */ |
| 2384 | static struct usbtest_info fw_info = { |
| 2385 | .name = "usb test device", |
| 2386 | .ep_in = 2, |
| 2387 | .ep_out = 2, |
| 2388 | .alt = 1, |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2389 | .autoconf = 1, /* iso and ctrl_out need autoconf */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2390 | .ctrl_out = 1, |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2391 | .iso = 1, /* iso_ep's are #8 in/out */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2392 | }; |
| 2393 | |
| 2394 | /* peripheral running Linux and 'zero.c' test firmware, or |
| 2395 | * its user-mode cousin. different versions of this use |
| 2396 | * different hardware with the same vendor/product codes. |
| 2397 | * host side MUST rely on the endpoint descriptors. |
| 2398 | */ |
| 2399 | static struct usbtest_info gz_info = { |
| 2400 | .name = "Linux gadget zero", |
| 2401 | .autoconf = 1, |
| 2402 | .ctrl_out = 1, |
Boyan Nedeltchev | 4b85c62 | 2012-11-12 13:06:06 +0200 | [diff] [blame] | 2403 | .iso = 1, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2404 | .alt = 0, |
| 2405 | }; |
| 2406 | |
| 2407 | static struct usbtest_info um_info = { |
| 2408 | .name = "Linux user mode test driver", |
| 2409 | .autoconf = 1, |
| 2410 | .alt = -1, |
| 2411 | }; |
| 2412 | |
| 2413 | static struct usbtest_info um2_info = { |
| 2414 | .name = "Linux user mode ISO test driver", |
| 2415 | .autoconf = 1, |
| 2416 | .iso = 1, |
| 2417 | .alt = -1, |
| 2418 | }; |
| 2419 | |
| 2420 | #ifdef IBOT2 |
| 2421 | /* this is a nice source of high speed bulk data; |
| 2422 | * uses an FX2, with firmware provided in the device |
| 2423 | */ |
| 2424 | static struct usbtest_info ibot2_info = { |
| 2425 | .name = "iBOT2 webcam", |
| 2426 | .ep_in = 2, |
| 2427 | .alt = -1, |
| 2428 | }; |
| 2429 | #endif |
| 2430 | |
| 2431 | #ifdef GENERIC |
| 2432 | /* we can use any device to test control traffic */ |
| 2433 | static struct usbtest_info generic_info = { |
| 2434 | .name = "Generic USB device", |
| 2435 | .alt = -1, |
| 2436 | }; |
| 2437 | #endif |
| 2438 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2439 | |
Németh Márton | 33b9e16 | 2010-01-10 15:34:45 +0100 | [diff] [blame] | 2440 | static const struct usb_device_id id_table[] = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2441 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2442 | /*-------------------------------------------------------------*/ |
| 2443 | |
| 2444 | /* EZ-USB devices which download firmware to replace (or in our |
| 2445 | * case augment) the default device implementation. |
| 2446 | */ |
| 2447 | |
| 2448 | /* generic EZ-USB FX controller */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2449 | { USB_DEVICE(0x0547, 0x2235), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2450 | .driver_info = (unsigned long) &ez1_info, |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2451 | }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2452 | |
| 2453 | /* CY3671 development board with EZ-USB FX */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2454 | { USB_DEVICE(0x0547, 0x0080), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2455 | .driver_info = (unsigned long) &ez1_info, |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2456 | }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2457 | |
| 2458 | /* generic EZ-USB FX2 controller (or development board) */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2459 | { USB_DEVICE(0x04b4, 0x8613), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2460 | .driver_info = (unsigned long) &ez2_info, |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2461 | }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2462 | |
| 2463 | /* re-enumerated usb test device firmware */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2464 | { USB_DEVICE(0xfff0, 0xfff0), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2465 | .driver_info = (unsigned long) &fw_info, |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2466 | }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2467 | |
| 2468 | /* "Gadget Zero" firmware runs under Linux */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2469 | { USB_DEVICE(0x0525, 0xa4a0), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2470 | .driver_info = (unsigned long) &gz_info, |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2471 | }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2472 | |
| 2473 | /* so does a user-mode variant */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2474 | { USB_DEVICE(0x0525, 0xa4a4), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2475 | .driver_info = (unsigned long) &um_info, |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2476 | }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2477 | |
| 2478 | /* ... and a user-mode variant that talks iso */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2479 | { USB_DEVICE(0x0525, 0xa4a3), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2480 | .driver_info = (unsigned long) &um2_info, |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2481 | }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2482 | |
| 2483 | #ifdef KEYSPAN_19Qi |
| 2484 | /* Keyspan 19qi uses an21xx (original EZ-USB) */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2485 | /* this does not coexist with the real Keyspan 19qi driver! */ |
| 2486 | { USB_DEVICE(0x06cd, 0x010b), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2487 | .driver_info = (unsigned long) &ez1_info, |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2488 | }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2489 | #endif |
| 2490 | |
| 2491 | /*-------------------------------------------------------------*/ |
| 2492 | |
| 2493 | #ifdef IBOT2 |
| 2494 | /* iBOT2 makes a nice source of high speed bulk-in data */ |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2495 | /* this does not coexist with a real iBOT2 driver! */ |
| 2496 | { USB_DEVICE(0x0b62, 0x0059), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2497 | .driver_info = (unsigned long) &ibot2_info, |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2498 | }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2499 | #endif |
| 2500 | |
| 2501 | /*-------------------------------------------------------------*/ |
| 2502 | |
| 2503 | #ifdef GENERIC |
| 2504 | /* module params can specify devices to use for control tests */ |
| 2505 | { .driver_info = (unsigned long) &generic_info, }, |
| 2506 | #endif |
| 2507 | |
| 2508 | /*-------------------------------------------------------------*/ |
| 2509 | |
| 2510 | { } |
| 2511 | }; |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2512 | MODULE_DEVICE_TABLE(usb, id_table); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2513 | |
| 2514 | static struct usb_driver usbtest_driver = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2515 | .name = "usbtest", |
| 2516 | .id_table = id_table, |
| 2517 | .probe = usbtest_probe, |
Andi Kleen | c532b29 | 2010-06-01 23:04:41 +0200 | [diff] [blame] | 2518 | .unlocked_ioctl = usbtest_ioctl, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2519 | .disconnect = usbtest_disconnect, |
David Brownell | ff7c79e | 2005-04-22 13:17:00 -0700 | [diff] [blame] | 2520 | .suspend = usbtest_suspend, |
| 2521 | .resume = usbtest_resume, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2522 | }; |
| 2523 | |
| 2524 | /*-------------------------------------------------------------------------*/ |
| 2525 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2526 | static int __init usbtest_init(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2527 | { |
| 2528 | #ifdef GENERIC |
| 2529 | if (vendor) |
David Brownell | 28ffd79 | 2008-04-25 18:51:10 -0700 | [diff] [blame] | 2530 | pr_debug("params: vend=0x%04x prod=0x%04x\n", vendor, product); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2531 | #endif |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2532 | return usb_register(&usbtest_driver); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2533 | } |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2534 | module_init(usbtest_init); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2535 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2536 | static void __exit usbtest_exit(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2537 | { |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2538 | usb_deregister(&usbtest_driver); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2539 | } |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2540 | module_exit(usbtest_exit); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2541 | |
Martin Fuzzey | fabbf21 | 2010-10-01 00:20:42 +0200 | [diff] [blame] | 2542 | MODULE_DESCRIPTION("USB Core/HCD Testing Driver"); |
| 2543 | MODULE_LICENSE("GPL"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2544 | |