diff options
Diffstat (limited to 'drivers/staging/dabusb')
-rw-r--r-- | drivers/staging/dabusb/dabusb.c | 338 | ||||
-rw-r--r-- | drivers/staging/dabusb/dabusb.h | 41 |
2 files changed, 193 insertions, 186 deletions
diff --git a/drivers/staging/dabusb/dabusb.c b/drivers/staging/dabusb/dabusb.c index f3e25e91366..21768a62775 100644 --- a/drivers/staging/dabusb/dabusb.c +++ b/drivers/staging/dabusb/dabusb.c | |||
@@ -33,8 +33,8 @@ | |||
33 | #include <linux/vmalloc.h> | 33 | #include <linux/vmalloc.h> |
34 | #include <linux/slab.h> | 34 | #include <linux/slab.h> |
35 | #include <linux/init.h> | 35 | #include <linux/init.h> |
36 | #include <asm/uaccess.h> | 36 | #include <linux/uaccess.h> |
37 | #include <asm/atomic.h> | 37 | #include <linux/atomic.h> |
38 | #include <linux/delay.h> | 38 | #include <linux/delay.h> |
39 | #include <linux/usb.h> | 39 | #include <linux/usb.h> |
40 | #include <linux/mutex.h> | 40 | #include <linux/mutex.h> |
@@ -66,28 +66,29 @@ static struct usb_driver dabusb_driver; | |||
66 | 66 | ||
67 | /*-------------------------------------------------------------------*/ | 67 | /*-------------------------------------------------------------------*/ |
68 | 68 | ||
69 | static int dabusb_add_buf_tail (pdabusb_t s, struct list_head *dst, struct list_head *src) | 69 | static int dabusb_add_buf_tail(pdabusb_t s, struct list_head *dst, |
70 | struct list_head *src) | ||
70 | { | 71 | { |
71 | unsigned long flags; | 72 | unsigned long flags; |
72 | struct list_head *tmp; | 73 | struct list_head *tmp; |
73 | int ret = 0; | 74 | int ret = 0; |
74 | 75 | ||
75 | spin_lock_irqsave (&s->lock, flags); | 76 | spin_lock_irqsave(&s->lock, flags); |
76 | 77 | ||
77 | if (list_empty (src)) { | 78 | if (list_empty(src)) { |
78 | // no elements in source buffer | 79 | /* no elements in source buffer */ |
79 | ret = -1; | 80 | ret = -1; |
80 | goto err; | 81 | goto err; |
81 | } | 82 | } |
82 | tmp = src->next; | 83 | tmp = src->next; |
83 | list_move_tail (tmp, dst); | 84 | list_move_tail(tmp, dst); |
84 | 85 | ||
85 | err: spin_unlock_irqrestore (&s->lock, flags); | 86 | err: spin_unlock_irqrestore(&s->lock, flags); |
86 | return ret; | 87 | return ret; |
87 | } | 88 | } |
88 | /*-------------------------------------------------------------------*/ | 89 | /*-------------------------------------------------------------------*/ |
89 | #ifdef DEBUG | 90 | #ifdef DEBUG |
90 | static void dump_urb (struct urb *urb) | 91 | static void dump_urb(struct urb *urb) |
91 | { | 92 | { |
92 | dbg("urb :%p", urb); | 93 | dbg("urb :%p", urb); |
93 | dbg("dev :%p", urb->dev); | 94 | dbg("dev :%p", urb->dev); |
@@ -107,26 +108,26 @@ static void dump_urb (struct urb *urb) | |||
107 | } | 108 | } |
108 | #endif | 109 | #endif |
109 | /*-------------------------------------------------------------------*/ | 110 | /*-------------------------------------------------------------------*/ |
110 | static int dabusb_cancel_queue (pdabusb_t s, struct list_head *q) | 111 | static int dabusb_cancel_queue(pdabusb_t s, struct list_head *q) |
111 | { | 112 | { |
112 | unsigned long flags; | 113 | unsigned long flags; |
113 | pbuff_t b; | 114 | pbuff_t b; |
114 | 115 | ||
115 | dbg("dabusb_cancel_queue"); | 116 | dbg("dabusb_cancel_queue"); |
116 | 117 | ||
117 | spin_lock_irqsave (&s->lock, flags); | 118 | spin_lock_irqsave(&s->lock, flags); |
118 | 119 | ||
119 | list_for_each_entry(b, q, buff_list) { | 120 | list_for_each_entry(b, q, buff_list) { |
120 | #ifdef DEBUG | 121 | #ifdef DEBUG |
121 | dump_urb(b->purb); | 122 | dump_urb(b->purb); |
122 | #endif | 123 | #endif |
123 | usb_unlink_urb (b->purb); | 124 | usb_unlink_urb(b->purb); |
124 | } | 125 | } |
125 | spin_unlock_irqrestore (&s->lock, flags); | 126 | spin_unlock_irqrestore(&s->lock, flags); |
126 | return 0; | 127 | return 0; |
127 | } | 128 | } |
128 | /*-------------------------------------------------------------------*/ | 129 | /*-------------------------------------------------------------------*/ |
129 | static int dabusb_free_queue (struct list_head *q) | 130 | static int dabusb_free_queue(struct list_head *q) |
130 | { | 131 | { |
131 | struct list_head *tmp; | 132 | struct list_head *tmp; |
132 | struct list_head *p; | 133 | struct list_head *p; |
@@ -134,7 +135,7 @@ static int dabusb_free_queue (struct list_head *q) | |||
134 | 135 | ||
135 | dbg("dabusb_free_queue"); | 136 | dbg("dabusb_free_queue"); |
136 | for (p = q->next; p != q;) { | 137 | for (p = q->next; p != q;) { |
137 | b = list_entry (p, buff_t, buff_list); | 138 | b = list_entry(p, buff_t, buff_list); |
138 | 139 | ||
139 | #ifdef DEBUG | 140 | #ifdef DEBUG |
140 | dump_urb(b->purb); | 141 | dump_urb(b->purb); |
@@ -142,23 +143,23 @@ static int dabusb_free_queue (struct list_head *q) | |||
142 | kfree(b->purb->transfer_buffer); | 143 | kfree(b->purb->transfer_buffer); |
143 | usb_free_urb(b->purb); | 144 | usb_free_urb(b->purb); |
144 | tmp = p->next; | 145 | tmp = p->next; |
145 | list_del (p); | 146 | list_del(p); |
146 | kfree (b); | 147 | kfree(b); |
147 | p = tmp; | 148 | p = tmp; |
148 | } | 149 | } |
149 | 150 | ||
150 | return 0; | 151 | return 0; |
151 | } | 152 | } |
152 | /*-------------------------------------------------------------------*/ | 153 | /*-------------------------------------------------------------------*/ |
153 | static int dabusb_free_buffers (pdabusb_t s) | 154 | static int dabusb_free_buffers(pdabusb_t s) |
154 | { | 155 | { |
155 | unsigned long flags; | 156 | unsigned long flags; |
156 | dbg("dabusb_free_buffers"); | 157 | dbg("dabusb_free_buffers"); |
157 | 158 | ||
158 | spin_lock_irqsave(&s->lock, flags); | 159 | spin_lock_irqsave(&s->lock, flags); |
159 | 160 | ||
160 | dabusb_free_queue (&s->free_buff_list); | 161 | dabusb_free_queue(&s->free_buff_list); |
161 | dabusb_free_queue (&s->rec_buff_list); | 162 | dabusb_free_queue(&s->rec_buff_list); |
162 | 163 | ||
163 | spin_unlock_irqrestore(&s->lock, flags); | 164 | spin_unlock_irqrestore(&s->lock, flags); |
164 | 165 | ||
@@ -166,7 +167,7 @@ static int dabusb_free_buffers (pdabusb_t s) | |||
166 | return 0; | 167 | return 0; |
167 | } | 168 | } |
168 | /*-------------------------------------------------------------------*/ | 169 | /*-------------------------------------------------------------------*/ |
169 | static void dabusb_iso_complete (struct urb *purb) | 170 | static void dabusb_iso_complete(struct urb *purb) |
170 | { | 171 | { |
171 | pbuff_t b = purb->context; | 172 | pbuff_t b = purb->context; |
172 | pdabusb_t s = b->s; | 173 | pdabusb_t s = b->s; |
@@ -177,42 +178,45 @@ static void dabusb_iso_complete (struct urb *purb) | |||
177 | 178 | ||
178 | dbg("dabusb_iso_complete"); | 179 | dbg("dabusb_iso_complete"); |
179 | 180 | ||
180 | // process if URB was not killed | 181 | /* process if URB was not killed */ |
181 | if (purb->status != -ENOENT) { | 182 | if (purb->status != -ENOENT) { |
182 | unsigned int pipe = usb_rcvisocpipe (purb->dev, _DABUSB_ISOPIPE); | 183 | unsigned int pipe = usb_rcvisocpipe(purb->dev, _DABUSB_ISOPIPE); |
183 | int pipesize = usb_maxpacket (purb->dev, pipe, usb_pipeout (pipe)); | 184 | int pipesize = usb_maxpacket(purb->dev, pipe, |
185 | usb_pipeout(pipe)); | ||
184 | for (i = 0; i < purb->number_of_packets; i++) | 186 | for (i = 0; i < purb->number_of_packets; i++) |
185 | if (!purb->iso_frame_desc[i].status) { | 187 | if (!purb->iso_frame_desc[i].status) { |
186 | len = purb->iso_frame_desc[i].actual_length; | 188 | len = purb->iso_frame_desc[i].actual_length; |
187 | if (len <= pipesize) { | 189 | if (len <= pipesize) { |
188 | memcpy (buf + dst, buf + purb->iso_frame_desc[i].offset, len); | 190 | memcpy(buf + dst, buf + purb->iso_frame_desc[i].offset, len); |
189 | dst += len; | 191 | dst += len; |
190 | } | 192 | } else |
191 | else | ||
192 | dev_err(&purb->dev->dev, | 193 | dev_err(&purb->dev->dev, |
193 | "dabusb_iso_complete: invalid len %d\n", len); | 194 | "dabusb_iso_complete: invalid len %d\n", |
194 | } | 195 | len); |
195 | else | 196 | } else |
196 | dev_warn(&purb->dev->dev, "dabusb_iso_complete: corrupted packet status: %d\n", purb->iso_frame_desc[i].status); | 197 | dev_warn(&purb->dev->dev, |
198 | "dabusb_iso_complete: corrupted packet status: %d\n", | ||
199 | purb->iso_frame_desc[i].status); | ||
197 | if (dst != purb->actual_length) | 200 | if (dst != purb->actual_length) |
198 | dev_err(&purb->dev->dev, | 201 | dev_err(&purb->dev->dev, |
199 | "dst!=purb->actual_length:%d!=%d\n", | 202 | "dst!=purb->actual_length:%d!=%d\n", |
200 | dst, purb->actual_length); | 203 | dst, purb->actual_length); |
201 | } | 204 | } |
202 | 205 | ||
203 | if (atomic_dec_and_test (&s->pending_io) && !s->remove_pending && s->state != _stopped) { | 206 | if (atomic_dec_and_test(&s->pending_io) && |
207 | !s->remove_pending && s->state != _stopped) { | ||
204 | s->overruns++; | 208 | s->overruns++; |
205 | dev_err(&purb->dev->dev, "overrun (%d)\n", s->overruns); | 209 | dev_err(&purb->dev->dev, "overrun (%d)\n", s->overruns); |
206 | } | 210 | } |
207 | wake_up (&s->wait); | 211 | wake_up(&s->wait); |
208 | } | 212 | } |
209 | /*-------------------------------------------------------------------*/ | 213 | /*-------------------------------------------------------------------*/ |
210 | static int dabusb_alloc_buffers (pdabusb_t s) | 214 | static int dabusb_alloc_buffers(pdabusb_t s) |
211 | { | 215 | { |
212 | int transfer_len = 0; | 216 | int transfer_len = 0; |
213 | pbuff_t b; | 217 | pbuff_t b; |
214 | unsigned int pipe = usb_rcvisocpipe (s->usbdev, _DABUSB_ISOPIPE); | 218 | unsigned int pipe = usb_rcvisocpipe(s->usbdev, _DABUSB_ISOPIPE); |
215 | int pipesize = usb_maxpacket (s->usbdev, pipe, usb_pipeout (pipe)); | 219 | int pipesize = usb_maxpacket(s->usbdev, pipe, usb_pipeout(pipe)); |
216 | int packets = _ISOPIPESIZE / pipesize; | 220 | int packets = _ISOPIPESIZE / pipesize; |
217 | int transfer_buffer_length = packets * pipesize; | 221 | int transfer_buffer_length = packets * pipesize; |
218 | int i; | 222 | int i; |
@@ -221,7 +225,7 @@ static int dabusb_alloc_buffers (pdabusb_t s) | |||
221 | pipesize, packets, transfer_buffer_length); | 225 | pipesize, packets, transfer_buffer_length); |
222 | 226 | ||
223 | while (transfer_len < (s->total_buffer_size << 10)) { | 227 | while (transfer_len < (s->total_buffer_size << 10)) { |
224 | b = kzalloc(sizeof (buff_t), GFP_KERNEL); | 228 | b = kzalloc(sizeof(buff_t), GFP_KERNEL); |
225 | if (!b) { | 229 | if (!b) { |
226 | dev_err(&s->usbdev->dev, | 230 | dev_err(&s->usbdev->dev, |
227 | "kzalloc(sizeof(buff_t))==NULL\n"); | 231 | "kzalloc(sizeof(buff_t))==NULL\n"); |
@@ -231,14 +235,15 @@ static int dabusb_alloc_buffers (pdabusb_t s) | |||
231 | b->purb = usb_alloc_urb(packets, GFP_KERNEL); | 235 | b->purb = usb_alloc_urb(packets, GFP_KERNEL); |
232 | if (!b->purb) { | 236 | if (!b->purb) { |
233 | dev_err(&s->usbdev->dev, "usb_alloc_urb == NULL\n"); | 237 | dev_err(&s->usbdev->dev, "usb_alloc_urb == NULL\n"); |
234 | kfree (b); | 238 | kfree(b); |
235 | goto err; | 239 | goto err; |
236 | } | 240 | } |
237 | 241 | ||
238 | b->purb->transfer_buffer = kmalloc (transfer_buffer_length, GFP_KERNEL); | 242 | b->purb->transfer_buffer = kmalloc(transfer_buffer_length, |
243 | GFP_KERNEL); | ||
239 | if (!b->purb->transfer_buffer) { | 244 | if (!b->purb->transfer_buffer) { |
240 | kfree (b->purb); | 245 | kfree(b->purb); |
241 | kfree (b); | 246 | kfree(b); |
242 | dev_err(&s->usbdev->dev, | 247 | dev_err(&s->usbdev->dev, |
243 | "kmalloc(%d)==NULL\n", transfer_buffer_length); | 248 | "kmalloc(%d)==NULL\n", transfer_buffer_length); |
244 | goto err; | 249 | goto err; |
@@ -258,18 +263,18 @@ static int dabusb_alloc_buffers (pdabusb_t s) | |||
258 | } | 263 | } |
259 | 264 | ||
260 | transfer_len += transfer_buffer_length; | 265 | transfer_len += transfer_buffer_length; |
261 | list_add_tail (&b->buff_list, &s->free_buff_list); | 266 | list_add_tail(&b->buff_list, &s->free_buff_list); |
262 | } | 267 | } |
263 | s->got_mem = transfer_len; | 268 | s->got_mem = transfer_len; |
264 | 269 | ||
265 | return 0; | 270 | return 0; |
266 | 271 | ||
267 | err: | 272 | err: |
268 | dabusb_free_buffers (s); | 273 | dabusb_free_buffers(s); |
269 | return -ENOMEM; | 274 | return -ENOMEM; |
270 | } | 275 | } |
271 | /*-------------------------------------------------------------------*/ | 276 | /*-------------------------------------------------------------------*/ |
272 | static int dabusb_bulk (pdabusb_t s, pbulk_transfer_t pb) | 277 | static int dabusb_bulk(pdabusb_t s, pbulk_transfer_t pb) |
273 | { | 278 | { |
274 | int ret; | 279 | int ret; |
275 | unsigned int pipe; | 280 | unsigned int pipe; |
@@ -278,25 +283,26 @@ static int dabusb_bulk (pdabusb_t s, pbulk_transfer_t pb) | |||
278 | dbg("dabusb_bulk"); | 283 | dbg("dabusb_bulk"); |
279 | 284 | ||
280 | if (!pb->pipe) | 285 | if (!pb->pipe) |
281 | pipe = usb_rcvbulkpipe (s->usbdev, 2); | 286 | pipe = usb_rcvbulkpipe(s->usbdev, 2); |
282 | else | 287 | else |
283 | pipe = usb_sndbulkpipe (s->usbdev, 2); | 288 | pipe = usb_sndbulkpipe(s->usbdev, 2); |
284 | 289 | ||
285 | ret=usb_bulk_msg(s->usbdev, pipe, pb->data, pb->size, &actual_length, 100); | 290 | ret = usb_bulk_msg(s->usbdev, pipe, pb->data, |
286 | if(ret<0) { | 291 | pb->size, &actual_length, 100); |
292 | if (ret < 0) { | ||
287 | dev_err(&s->usbdev->dev, | 293 | dev_err(&s->usbdev->dev, |
288 | "usb_bulk_msg failed(%d)\n", ret); | 294 | "usb_bulk_msg failed(%d)\n", ret); |
289 | 295 | ||
290 | if (usb_set_interface (s->usbdev, _DABUSB_IF, 1) < 0) { | 296 | if (usb_set_interface(s->usbdev, _DABUSB_IF, 1) < 0) { |
291 | dev_err(&s->usbdev->dev, "set_interface failed\n"); | 297 | dev_err(&s->usbdev->dev, "set_interface failed\n"); |
292 | return -EINVAL; | 298 | return -EINVAL; |
293 | } | 299 | } |
294 | 300 | ||
295 | } | 301 | } |
296 | 302 | ||
297 | if( ret == -EPIPE ) { | 303 | if (ret == -EPIPE) { |
298 | dev_warn(&s->usbdev->dev, "CLEAR_FEATURE request to remove STALL condition.\n"); | 304 | dev_warn(&s->usbdev->dev, "CLEAR_FEATURE request to remove STALL condition.\n"); |
299 | if(usb_clear_halt(s->usbdev, usb_pipeendpoint(pipe))) | 305 | if (usb_clear_halt(s->usbdev, usb_pipeendpoint(pipe))) |
300 | dev_err(&s->usbdev->dev, "request failed\n"); | 306 | dev_err(&s->usbdev->dev, "request failed\n"); |
301 | } | 307 | } |
302 | 308 | ||
@@ -304,11 +310,11 @@ static int dabusb_bulk (pdabusb_t s, pbulk_transfer_t pb) | |||
304 | return ret; | 310 | return ret; |
305 | } | 311 | } |
306 | /* --------------------------------------------------------------------- */ | 312 | /* --------------------------------------------------------------------- */ |
307 | static int dabusb_writemem (pdabusb_t s, int pos, const unsigned char *data, | 313 | static int dabusb_writemem(pdabusb_t s, int pos, const unsigned char *data, |
308 | int len) | 314 | int len) |
309 | { | 315 | { |
310 | int ret; | 316 | int ret; |
311 | unsigned char *transfer_buffer = kmalloc (len, GFP_KERNEL); | 317 | unsigned char *transfer_buffer = kmalloc(len, GFP_KERNEL); |
312 | 318 | ||
313 | if (!transfer_buffer) { | 319 | if (!transfer_buffer) { |
314 | dev_err(&s->usbdev->dev, | 320 | dev_err(&s->usbdev->dev, |
@@ -316,21 +322,22 @@ static int dabusb_writemem (pdabusb_t s, int pos, const unsigned char *data, | |||
316 | return -ENOMEM; | 322 | return -ENOMEM; |
317 | } | 323 | } |
318 | 324 | ||
319 | memcpy (transfer_buffer, data, len); | 325 | memcpy(transfer_buffer, data, len); |
320 | 326 | ||
321 | ret=usb_control_msg(s->usbdev, usb_sndctrlpipe( s->usbdev, 0 ), 0xa0, 0x40, pos, 0, transfer_buffer, len, 300); | 327 | ret = usb_control_msg(s->usbdev, usb_sndctrlpipe(s->usbdev, 0), |
328 | 0xa0, 0x40, pos, 0, transfer_buffer, len, 300); | ||
322 | 329 | ||
323 | kfree (transfer_buffer); | 330 | kfree(transfer_buffer); |
324 | return ret; | 331 | return ret; |
325 | } | 332 | } |
326 | /* --------------------------------------------------------------------- */ | 333 | /* --------------------------------------------------------------------- */ |
327 | static int dabusb_8051_reset (pdabusb_t s, unsigned char reset_bit) | 334 | static int dabusb_8051_reset(pdabusb_t s, unsigned char reset_bit) |
328 | { | 335 | { |
329 | dbg("dabusb_8051_reset: %d",reset_bit); | 336 | dbg("dabusb_8051_reset: %d", reset_bit); |
330 | return dabusb_writemem (s, CPUCS_REG, &reset_bit, 1); | 337 | return dabusb_writemem(s, CPUCS_REG, &reset_bit, 1); |
331 | } | 338 | } |
332 | /* --------------------------------------------------------------------- */ | 339 | /* --------------------------------------------------------------------- */ |
333 | static int dabusb_loadmem (pdabusb_t s, const char *fname) | 340 | static int dabusb_loadmem(pdabusb_t s, const char *fname) |
334 | { | 341 | { |
335 | int ret; | 342 | int ret; |
336 | const struct ihex_binrec *rec; | 343 | const struct ihex_binrec *rec; |
@@ -344,7 +351,7 @@ static int dabusb_loadmem (pdabusb_t s, const char *fname) | |||
344 | "Failed to load \"dabusb/firmware.fw\": %d\n", ret); | 351 | "Failed to load \"dabusb/firmware.fw\": %d\n", ret); |
345 | goto out; | 352 | goto out; |
346 | } | 353 | } |
347 | ret = dabusb_8051_reset (s, 1); | 354 | ret = dabusb_8051_reset(s, 1); |
348 | 355 | ||
349 | for (rec = (const struct ihex_binrec *)fw->data; rec; | 356 | for (rec = (const struct ihex_binrec *)fw->data; rec; |
350 | rec = ihex_next_binrec(rec)) { | 357 | rec = ihex_next_binrec(rec)) { |
@@ -361,7 +368,7 @@ static int dabusb_loadmem (pdabusb_t s, const char *fname) | |||
361 | break; | 368 | break; |
362 | } | 369 | } |
363 | } | 370 | } |
364 | ret = dabusb_8051_reset (s, 0); | 371 | ret = dabusb_8051_reset(s, 0); |
365 | release_firmware(fw); | 372 | release_firmware(fw); |
366 | out: | 373 | out: |
367 | dbg("dabusb_loadmem: exit"); | 374 | dbg("dabusb_loadmem: exit"); |
@@ -369,7 +376,7 @@ static int dabusb_loadmem (pdabusb_t s, const char *fname) | |||
369 | return ret; | 376 | return ret; |
370 | } | 377 | } |
371 | /* --------------------------------------------------------------------- */ | 378 | /* --------------------------------------------------------------------- */ |
372 | static int dabusb_fpga_clear (pdabusb_t s, pbulk_transfer_t b) | 379 | static int dabusb_fpga_clear(pdabusb_t s, pbulk_transfer_t b) |
373 | { | 380 | { |
374 | b->size = 4; | 381 | b->size = 4; |
375 | b->data[0] = 0x2a; | 382 | b->data[0] = 0x2a; |
@@ -379,10 +386,10 @@ static int dabusb_fpga_clear (pdabusb_t s, pbulk_transfer_t b) | |||
379 | 386 | ||
380 | dbg("dabusb_fpga_clear"); | 387 | dbg("dabusb_fpga_clear"); |
381 | 388 | ||
382 | return dabusb_bulk (s, b); | 389 | return dabusb_bulk(s, b); |
383 | } | 390 | } |
384 | /* --------------------------------------------------------------------- */ | 391 | /* --------------------------------------------------------------------- */ |
385 | static int dabusb_fpga_init (pdabusb_t s, pbulk_transfer_t b) | 392 | static int dabusb_fpga_init(pdabusb_t s, pbulk_transfer_t b) |
386 | { | 393 | { |
387 | b->size = 4; | 394 | b->size = 4; |
388 | b->data[0] = 0x2c; | 395 | b->data[0] = 0x2c; |
@@ -392,12 +399,12 @@ static int dabusb_fpga_init (pdabusb_t s, pbulk_transfer_t b) | |||
392 | 399 | ||
393 | dbg("dabusb_fpga_init"); | 400 | dbg("dabusb_fpga_init"); |
394 | 401 | ||
395 | return dabusb_bulk (s, b); | 402 | return dabusb_bulk(s, b); |
396 | } | 403 | } |
397 | /* --------------------------------------------------------------------- */ | 404 | /* --------------------------------------------------------------------- */ |
398 | static int dabusb_fpga_download (pdabusb_t s, const char *fname) | 405 | static int dabusb_fpga_download(pdabusb_t s, const char *fname) |
399 | { | 406 | { |
400 | pbulk_transfer_t b = kmalloc (sizeof (bulk_transfer_t), GFP_KERNEL); | 407 | pbulk_transfer_t b = kmalloc(sizeof(bulk_transfer_t), GFP_KERNEL); |
401 | const struct firmware *fw; | 408 | const struct firmware *fw; |
402 | unsigned int blen, n; | 409 | unsigned int blen, n; |
403 | int ret; | 410 | int ret; |
@@ -419,8 +426,8 @@ static int dabusb_fpga_download (pdabusb_t s, const char *fname) | |||
419 | } | 426 | } |
420 | 427 | ||
421 | b->pipe = 1; | 428 | b->pipe = 1; |
422 | ret = dabusb_fpga_clear (s, b); | 429 | ret = dabusb_fpga_clear(s, b); |
423 | mdelay (10); | 430 | mdelay(10); |
424 | blen = fw->data[73] + (fw->data[72] << 8); | 431 | blen = fw->data[73] + (fw->data[72] << 8); |
425 | 432 | ||
426 | dbg("Bitstream len: %i", blen); | 433 | dbg("Bitstream len: %i", blen); |
@@ -431,19 +438,19 @@ static int dabusb_fpga_download (pdabusb_t s, const char *fname) | |||
431 | b->data[3] = 60; | 438 | b->data[3] = 60; |
432 | 439 | ||
433 | for (n = 0; n <= blen + 60; n += 60) { | 440 | for (n = 0; n <= blen + 60; n += 60) { |
434 | // some cclks for startup | 441 | /* some cclks for startup */ |
435 | b->size = 64; | 442 | b->size = 64; |
436 | memcpy (b->data + 4, fw->data + 74 + n, 60); | 443 | memcpy(b->data + 4, fw->data + 74 + n, 60); |
437 | ret = dabusb_bulk (s, b); | 444 | ret = dabusb_bulk(s, b); |
438 | if (ret < 0) { | 445 | if (ret < 0) { |
439 | dev_err(&s->usbdev->dev, "dabusb_bulk failed.\n"); | 446 | dev_err(&s->usbdev->dev, "dabusb_bulk failed.\n"); |
440 | break; | 447 | break; |
441 | } | 448 | } |
442 | mdelay (1); | 449 | mdelay(1); |
443 | } | 450 | } |
444 | 451 | ||
445 | ret = dabusb_fpga_init (s, b); | 452 | ret = dabusb_fpga_init(s, b); |
446 | kfree (b); | 453 | kfree(b); |
447 | release_firmware(fw); | 454 | release_firmware(fw); |
448 | 455 | ||
449 | dbg("exit dabusb_fpga_download"); | 456 | dbg("exit dabusb_fpga_download"); |
@@ -451,12 +458,12 @@ static int dabusb_fpga_download (pdabusb_t s, const char *fname) | |||
451 | return ret; | 458 | return ret; |
452 | } | 459 | } |
453 | 460 | ||
454 | static int dabusb_stop (pdabusb_t s) | 461 | static int dabusb_stop(pdabusb_t s) |
455 | { | 462 | { |
456 | dbg("dabusb_stop"); | 463 | dbg("dabusb_stop"); |
457 | 464 | ||
458 | s->state = _stopped; | 465 | s->state = _stopped; |
459 | dabusb_cancel_queue (s, &s->rec_buff_list); | 466 | dabusb_cancel_queue(s, &s->rec_buff_list); |
460 | 467 | ||
461 | dbg("pending_io: %d", s->pending_io.counter); | 468 | dbg("pending_io: %d", s->pending_io.counter); |
462 | 469 | ||
@@ -464,50 +471,53 @@ static int dabusb_stop (pdabusb_t s) | |||
464 | return 0; | 471 | return 0; |
465 | } | 472 | } |
466 | 473 | ||
467 | static int dabusb_startrek (pdabusb_t s) | 474 | static int dabusb_startrek(pdabusb_t s) |
468 | { | 475 | { |
469 | if (!s->got_mem && s->state != _started) { | 476 | if (!s->got_mem && s->state != _started) { |
470 | 477 | ||
471 | dbg("dabusb_startrek"); | 478 | dbg("dabusb_startrek"); |
472 | 479 | ||
473 | if (dabusb_alloc_buffers (s) < 0) | 480 | if (dabusb_alloc_buffers(s) < 0) |
474 | return -ENOMEM; | 481 | return -ENOMEM; |
475 | dabusb_stop (s); | 482 | dabusb_stop(s); |
476 | s->state = _started; | 483 | s->state = _started; |
477 | s->readptr = 0; | 484 | s->readptr = 0; |
478 | } | 485 | } |
479 | 486 | ||
480 | if (!list_empty (&s->free_buff_list)) { | 487 | if (!list_empty(&s->free_buff_list)) { |
481 | pbuff_t end; | 488 | pbuff_t end; |
482 | int ret; | 489 | int ret; |
483 | 490 | ||
484 | while (!dabusb_add_buf_tail (s, &s->rec_buff_list, &s->free_buff_list)) { | 491 | while (!dabusb_add_buf_tail(s, &s->rec_buff_list, &s->free_buff_list)) { |
485 | 492 | ||
486 | dbg("submitting: end:%p s->rec_buff_list:%p", s->rec_buff_list.prev, &s->rec_buff_list); | 493 | dbg("submitting: end:%p s->rec_buff_list:%p", |
494 | s->rec_buff_list.prev, &s->rec_buff_list); | ||
487 | 495 | ||
488 | end = list_entry (s->rec_buff_list.prev, buff_t, buff_list); | 496 | end = list_entry(s->rec_buff_list.prev, |
497 | buff_t, buff_list); | ||
489 | 498 | ||
490 | ret = usb_submit_urb (end->purb, GFP_KERNEL); | 499 | ret = usb_submit_urb(end->purb, GFP_KERNEL); |
491 | if (ret) { | 500 | if (ret) { |
492 | dev_err(&s->usbdev->dev, | 501 | dev_err(&s->usbdev->dev, |
493 | "usb_submit_urb returned:%d\n", ret); | 502 | "usb_submit_urb returned:%d\n", ret); |
494 | if (dabusb_add_buf_tail (s, &s->free_buff_list, &s->rec_buff_list)) | 503 | if (dabusb_add_buf_tail(s, &s->free_buff_list, |
504 | &s->rec_buff_list)) | ||
495 | dev_err(&s->usbdev->dev, | 505 | dev_err(&s->usbdev->dev, |
496 | "startrek: dabusb_add_buf_tail failed\n"); | 506 | "startrek: dabusb_add_buf_tail failed\n"); |
497 | break; | 507 | break; |
498 | } | 508 | } else |
499 | else | 509 | atomic_inc(&s->pending_io); |
500 | atomic_inc (&s->pending_io); | ||
501 | } | 510 | } |
502 | dbg("pending_io: %d",s->pending_io.counter); | 511 | dbg("pending_io: %d", s->pending_io.counter); |
503 | } | 512 | } |
504 | 513 | ||
505 | return 0; | 514 | return 0; |
506 | } | 515 | } |
507 | 516 | ||
508 | static ssize_t dabusb_read (struct file *file, char __user *buf, size_t count, loff_t * ppos) | 517 | static ssize_t dabusb_read(struct file *file, char __user *buf, |
518 | size_t count, loff_t *ppos) | ||
509 | { | 519 | { |
510 | pdabusb_t s = (pdabusb_t) file->private_data; | 520 | pdabusb_t s = (pdabusb_t)file->private_data; |
511 | unsigned long flags; | 521 | unsigned long flags; |
512 | unsigned ret = 0; | 522 | unsigned ret = 0; |
513 | int rem; | 523 | int rem; |
@@ -528,11 +538,11 @@ static ssize_t dabusb_read (struct file *file, char __user *buf, size_t count, l | |||
528 | return -EIO; | 538 | return -EIO; |
529 | 539 | ||
530 | while (count > 0) { | 540 | while (count > 0) { |
531 | dabusb_startrek (s); | 541 | dabusb_startrek(s); |
532 | 542 | ||
533 | spin_lock_irqsave (&s->lock, flags); | 543 | spin_lock_irqsave(&s->lock, flags); |
534 | 544 | ||
535 | if (list_empty (&s->rec_buff_list)) { | 545 | if (list_empty(&s->rec_buff_list)) { |
536 | 546 | ||
537 | spin_unlock_irqrestore(&s->lock, flags); | 547 | spin_unlock_irqrestore(&s->lock, flags); |
538 | 548 | ||
@@ -541,30 +551,30 @@ static ssize_t dabusb_read (struct file *file, char __user *buf, size_t count, l | |||
541 | goto err; | 551 | goto err; |
542 | } | 552 | } |
543 | 553 | ||
544 | b = list_entry (s->rec_buff_list.next, buff_t, buff_list); | 554 | b = list_entry(s->rec_buff_list.next, buff_t, buff_list); |
545 | purb = b->purb; | 555 | purb = b->purb; |
546 | 556 | ||
547 | spin_unlock_irqrestore(&s->lock, flags); | 557 | spin_unlock_irqrestore(&s->lock, flags); |
548 | 558 | ||
549 | if (purb->status == -EINPROGRESS) { | 559 | if (purb->status == -EINPROGRESS) { |
550 | if (file->f_flags & O_NONBLOCK) // return nonblocking | 560 | /* return nonblocking */ |
551 | { | 561 | if (file->f_flags & O_NONBLOCK) { |
552 | if (!ret) | 562 | if (!ret) |
553 | ret = -EAGAIN; | 563 | ret = -EAGAIN; |
554 | goto err; | 564 | goto err; |
555 | } | 565 | } |
556 | 566 | ||
557 | interruptible_sleep_on (&s->wait); | 567 | interruptible_sleep_on(&s->wait); |
558 | 568 | ||
559 | if (signal_pending (current)) { | 569 | if (signal_pending(current)) { |
560 | if (!ret) | 570 | if (!ret) |
561 | ret = -ERESTARTSYS; | 571 | ret = -ERESTARTSYS; |
562 | goto err; | 572 | goto err; |
563 | } | 573 | } |
564 | 574 | ||
565 | spin_lock_irqsave (&s->lock, flags); | 575 | spin_lock_irqsave(&s->lock, flags); |
566 | 576 | ||
567 | if (list_empty (&s->rec_buff_list)) { | 577 | if (list_empty(&s->rec_buff_list)) { |
568 | spin_unlock_irqrestore(&s->lock, flags); | 578 | spin_unlock_irqrestore(&s->lock, flags); |
569 | dev_err(&s->usbdev->dev, | 579 | dev_err(&s->usbdev->dev, |
570 | "error: still no buffer available.\n"); | 580 | "error: still no buffer available.\n"); |
@@ -578,16 +588,20 @@ static ssize_t dabusb_read (struct file *file, char __user *buf, size_t count, l | |||
578 | goto err; | 588 | goto err; |
579 | } | 589 | } |
580 | 590 | ||
581 | rem = purb->actual_length - s->readptr; // set remaining bytes to copy | 591 | /* set remaining bytes to copy */ |
592 | rem = purb->actual_length - s->readptr; | ||
582 | 593 | ||
583 | if (count >= rem) | 594 | if (count >= rem) |
584 | cnt = rem; | 595 | cnt = rem; |
585 | else | 596 | else |
586 | cnt = count; | 597 | cnt = count; |
587 | 598 | ||
588 | dbg("copy_to_user:%p %p %d",buf, purb->transfer_buffer + s->readptr, cnt); | 599 | dbg("copy_to_user:%p %p %d", buf, |
600 | purb->transfer_buffer + s->readptr, cnt); | ||
589 | 601 | ||
590 | if (copy_to_user (buf, purb->transfer_buffer + s->readptr, cnt)) { | 602 | if (copy_to_user(buf, |
603 | purb->transfer_buffer + s->readptr, | ||
604 | cnt)) { | ||
591 | dev_err(&s->usbdev->dev, "read: copy_to_user failed\n"); | 605 | dev_err(&s->usbdev->dev, "read: copy_to_user failed\n"); |
592 | if (!ret) | 606 | if (!ret) |
593 | ret = -EFAULT; | 607 | ret = -EFAULT; |
@@ -600,18 +614,19 @@ static ssize_t dabusb_read (struct file *file, char __user *buf, size_t count, l | |||
600 | ret += cnt; | 614 | ret += cnt; |
601 | 615 | ||
602 | if (s->readptr == purb->actual_length) { | 616 | if (s->readptr == purb->actual_length) { |
603 | // finished, take next buffer | 617 | /* finished, take next buffer */ |
604 | if (dabusb_add_buf_tail (s, &s->free_buff_list, &s->rec_buff_list)) | 618 | if (dabusb_add_buf_tail(s, &s->free_buff_list, |
619 | &s->rec_buff_list)) | ||
605 | dev_err(&s->usbdev->dev, | 620 | dev_err(&s->usbdev->dev, |
606 | "read: dabusb_add_buf_tail failed\n"); | 621 | "read: dabusb_add_buf_tail failed\n"); |
607 | s->readptr = 0; | 622 | s->readptr = 0; |
608 | } | 623 | } |
609 | } | 624 | } |
610 | err: //mutex_unlock(&s->mutex); | 625 | err: /*mutex_unlock(&s->mutex);*/ |
611 | return ret; | 626 | return ret; |
612 | } | 627 | } |
613 | 628 | ||
614 | static int dabusb_open (struct inode *inode, struct file *file) | 629 | static int dabusb_open(struct inode *inode, struct file *file) |
615 | { | 630 | { |
616 | int devnum = iminor(inode); | 631 | int devnum = iminor(inode); |
617 | pdabusb_t s; | 632 | pdabusb_t s; |
@@ -632,11 +647,11 @@ static int dabusb_open (struct inode *inode, struct file *file) | |||
632 | return -EBUSY; | 647 | return -EBUSY; |
633 | msleep_interruptible(500); | 648 | msleep_interruptible(500); |
634 | 649 | ||
635 | if (signal_pending (current)) | 650 | if (signal_pending(current)) |
636 | return -EAGAIN; | 651 | return -EAGAIN; |
637 | mutex_lock(&s->mutex); | 652 | mutex_lock(&s->mutex); |
638 | } | 653 | } |
639 | if (usb_set_interface (s->usbdev, _DABUSB_IF, 1) < 0) { | 654 | if (usb_set_interface(s->usbdev, _DABUSB_IF, 1) < 0) { |
640 | mutex_unlock(&s->mutex); | 655 | mutex_unlock(&s->mutex); |
641 | dev_err(&s->usbdev->dev, "set_interface failed\n"); | 656 | dev_err(&s->usbdev->dev, "set_interface failed\n"); |
642 | return -EINVAL; | 657 | return -EINVAL; |
@@ -651,31 +666,30 @@ static int dabusb_open (struct inode *inode, struct file *file) | |||
651 | return r; | 666 | return r; |
652 | } | 667 | } |
653 | 668 | ||
654 | static int dabusb_release (struct inode *inode, struct file *file) | 669 | static int dabusb_release(struct inode *inode, struct file *file) |
655 | { | 670 | { |
656 | pdabusb_t s = (pdabusb_t) file->private_data; | 671 | pdabusb_t s = (pdabusb_t)file->private_data; |
657 | 672 | ||
658 | dbg("dabusb_release"); | 673 | dbg("dabusb_release"); |
659 | 674 | ||
660 | mutex_lock(&s->mutex); | 675 | mutex_lock(&s->mutex); |
661 | dabusb_stop (s); | 676 | dabusb_stop(s); |
662 | dabusb_free_buffers (s); | 677 | dabusb_free_buffers(s); |
663 | mutex_unlock(&s->mutex); | 678 | mutex_unlock(&s->mutex); |
664 | 679 | ||
665 | if (!s->remove_pending) { | 680 | if (!s->remove_pending) { |
666 | if (usb_set_interface (s->usbdev, _DABUSB_IF, 0) < 0) | 681 | if (usb_set_interface(s->usbdev, _DABUSB_IF, 0) < 0) |
667 | dev_err(&s->usbdev->dev, "set_interface failed\n"); | 682 | dev_err(&s->usbdev->dev, "set_interface failed\n"); |
668 | } | 683 | } else |
669 | else | 684 | wake_up(&s->remove_ok); |
670 | wake_up (&s->remove_ok); | ||
671 | 685 | ||
672 | s->opened = 0; | 686 | s->opened = 0; |
673 | return 0; | 687 | return 0; |
674 | } | 688 | } |
675 | 689 | ||
676 | static long dabusb_ioctl (struct file *file, unsigned int cmd, unsigned long arg) | 690 | static long dabusb_ioctl(struct file *file, unsigned int cmd, unsigned long arg) |
677 | { | 691 | { |
678 | pdabusb_t s = (pdabusb_t) file->private_data; | 692 | pdabusb_t s = (pdabusb_t)file->private_data; |
679 | pbulk_transfer_t pbulk; | 693 | pbulk_transfer_t pbulk; |
680 | int ret = 0; | 694 | int ret = 0; |
681 | int version = DABUSB_VERSION; | 695 | int version = DABUSB_VERSION; |
@@ -703,20 +717,20 @@ static long dabusb_ioctl (struct file *file, unsigned int cmd, unsigned long arg | |||
703 | break; | 717 | break; |
704 | } | 718 | } |
705 | 719 | ||
706 | ret=dabusb_bulk (s, pbulk); | 720 | ret = dabusb_bulk(s, pbulk); |
707 | if(ret==0) | 721 | if (ret == 0) |
708 | if (copy_to_user((void __user *)arg, pbulk, | 722 | if (copy_to_user((void __user *)arg, pbulk, |
709 | sizeof(bulk_transfer_t))) | 723 | sizeof(bulk_transfer_t))) |
710 | ret = -EFAULT; | 724 | ret = -EFAULT; |
711 | kfree (pbulk); | 725 | kfree(pbulk); |
712 | break; | 726 | break; |
713 | 727 | ||
714 | case IOCTL_DAB_OVERRUNS: | 728 | case IOCTL_DAB_OVERRUNS: |
715 | ret = put_user (s->overruns, (unsigned int __user *) arg); | 729 | ret = put_user(s->overruns, (unsigned int __user *) arg); |
716 | break; | 730 | break; |
717 | 731 | ||
718 | case IOCTL_DAB_VERSION: | 732 | case IOCTL_DAB_VERSION: |
719 | ret = put_user (version, (unsigned int __user *) arg); | 733 | ret = put_user(version, (unsigned int __user *) arg); |
720 | break; | 734 | break; |
721 | 735 | ||
722 | default: | 736 | default: |
@@ -727,8 +741,7 @@ static long dabusb_ioctl (struct file *file, unsigned int cmd, unsigned long arg | |||
727 | return ret; | 741 | return ret; |
728 | } | 742 | } |
729 | 743 | ||
730 | static const struct file_operations dabusb_fops = | 744 | static const struct file_operations dabusb_fops = { |
731 | { | ||
732 | .owner = THIS_MODULE, | 745 | .owner = THIS_MODULE, |
733 | .llseek = no_llseek, | 746 | .llseek = no_llseek, |
734 | .read = dabusb_read, | 747 | .read = dabusb_read, |
@@ -751,7 +764,7 @@ static struct usb_class_driver dabusb_class = { | |||
751 | 764 | ||
752 | 765 | ||
753 | /* --------------------------------------------------------------------- */ | 766 | /* --------------------------------------------------------------------- */ |
754 | static int dabusb_probe (struct usb_interface *intf, | 767 | static int dabusb_probe(struct usb_interface *intf, |
755 | const struct usb_device_id *id) | 768 | const struct usb_device_id *id) |
756 | { | 769 | { |
757 | struct usb_device *usbdev = interface_to_usbdev(intf); | 770 | struct usb_device *usbdev = interface_to_usbdev(intf); |
@@ -780,54 +793,53 @@ static int dabusb_probe (struct usb_interface *intf, | |||
780 | s->usbdev = usbdev; | 793 | s->usbdev = usbdev; |
781 | s->devnum = intf->minor; | 794 | s->devnum = intf->minor; |
782 | 795 | ||
783 | if (usb_reset_configuration (usbdev) < 0) { | 796 | if (usb_reset_configuration(usbdev) < 0) { |
784 | dev_err(&intf->dev, "reset_configuration failed\n"); | 797 | dev_err(&intf->dev, "reset_configuration failed\n"); |
785 | goto reject; | 798 | goto reject; |
786 | } | 799 | } |
787 | if (le16_to_cpu(usbdev->descriptor.idProduct) == 0x2131) { | 800 | if (le16_to_cpu(usbdev->descriptor.idProduct) == 0x2131) { |
788 | dabusb_loadmem (s, NULL); | 801 | dabusb_loadmem(s, NULL); |
789 | goto reject; | 802 | goto reject; |
790 | } | 803 | } else { |
791 | else { | 804 | dabusb_fpga_download(s, NULL); |
792 | dabusb_fpga_download (s, NULL); | ||
793 | 805 | ||
794 | if (usb_set_interface (s->usbdev, _DABUSB_IF, 0) < 0) { | 806 | if (usb_set_interface(s->usbdev, _DABUSB_IF, 0) < 0) { |
795 | dev_err(&intf->dev, "set_interface failed\n"); | 807 | dev_err(&intf->dev, "set_interface failed\n"); |
796 | goto reject; | 808 | goto reject; |
797 | } | 809 | } |
798 | } | 810 | } |
799 | dbg("bound to interface: %d", intf->altsetting->desc.bInterfaceNumber); | 811 | dbg("bound to interface: %d", intf->altsetting->desc.bInterfaceNumber); |
800 | usb_set_intfdata (intf, s); | 812 | usb_set_intfdata(intf, s); |
801 | mutex_unlock(&s->mutex); | 813 | mutex_unlock(&s->mutex); |
802 | 814 | ||
803 | retval = usb_register_dev(intf, &dabusb_class); | 815 | retval = usb_register_dev(intf, &dabusb_class); |
804 | if (retval) { | 816 | if (retval) { |
805 | usb_set_intfdata (intf, NULL); | 817 | usb_set_intfdata(intf, NULL); |
806 | return -ENOMEM; | 818 | return -ENOMEM; |
807 | } | 819 | } |
808 | 820 | ||
809 | return 0; | 821 | return 0; |
810 | 822 | ||
811 | reject: | 823 | reject: |
812 | mutex_unlock(&s->mutex); | 824 | mutex_unlock(&s->mutex); |
813 | s->usbdev = NULL; | 825 | s->usbdev = NULL; |
814 | return -ENODEV; | 826 | return -ENODEV; |
815 | } | 827 | } |
816 | 828 | ||
817 | static void dabusb_disconnect (struct usb_interface *intf) | 829 | static void dabusb_disconnect(struct usb_interface *intf) |
818 | { | 830 | { |
819 | wait_queue_t __wait; | 831 | wait_queue_t __wait; |
820 | pdabusb_t s = usb_get_intfdata (intf); | 832 | pdabusb_t s = usb_get_intfdata(intf); |
821 | 833 | ||
822 | dbg("dabusb_disconnect"); | 834 | dbg("dabusb_disconnect"); |
823 | 835 | ||
824 | init_waitqueue_entry(&__wait, current); | 836 | init_waitqueue_entry(&__wait, current); |
825 | 837 | ||
826 | usb_set_intfdata (intf, NULL); | 838 | usb_set_intfdata(intf, NULL); |
827 | if (s) { | 839 | if (s) { |
828 | usb_deregister_dev (intf, &dabusb_class); | 840 | usb_deregister_dev(intf, &dabusb_class); |
829 | s->remove_pending = 1; | 841 | s->remove_pending = 1; |
830 | wake_up (&s->wait); | 842 | wake_up(&s->wait); |
831 | add_wait_queue(&s->remove_ok, &__wait); | 843 | add_wait_queue(&s->remove_ok, &__wait); |
832 | set_current_state(TASK_UNINTERRUPTIBLE); | 844 | set_current_state(TASK_UNINTERRUPTIBLE); |
833 | if (s->state == _started) | 845 | if (s->state == _started) |
@@ -840,13 +852,13 @@ static void dabusb_disconnect (struct usb_interface *intf) | |||
840 | } | 852 | } |
841 | } | 853 | } |
842 | 854 | ||
843 | static struct usb_device_id dabusb_ids [] = { | 855 | static struct usb_device_id dabusb_ids[] = { |
844 | // { USB_DEVICE(0x0547, 0x2131) }, /* An2131 chip, no boot ROM */ | 856 | /* { USB_DEVICE(0x0547, 0x2131) },*/ /* An2131 chip, no boot ROM */ |
845 | { USB_DEVICE(0x0547, 0x9999) }, | 857 | { USB_DEVICE(0x0547, 0x9999) }, |
846 | { } /* Terminating entry */ | 858 | { } /* Terminating entry */ |
847 | }; | 859 | }; |
848 | 860 | ||
849 | MODULE_DEVICE_TABLE (usb, dabusb_ids); | 861 | MODULE_DEVICE_TABLE(usb, dabusb_ids); |
850 | 862 | ||
851 | static struct usb_driver dabusb_driver = { | 863 | static struct usb_driver dabusb_driver = { |
852 | .name = "dabusb", | 864 | .name = "dabusb", |
@@ -857,7 +869,7 @@ static struct usb_driver dabusb_driver = { | |||
857 | 869 | ||
858 | /* --------------------------------------------------------------------- */ | 870 | /* --------------------------------------------------------------------- */ |
859 | 871 | ||
860 | static int __init dabusb_init (void) | 872 | static int __init dabusb_init(void) |
861 | { | 873 | { |
862 | int retval; | 874 | int retval; |
863 | unsigned u; | 875 | unsigned u; |
@@ -865,15 +877,15 @@ static int __init dabusb_init (void) | |||
865 | /* initialize struct */ | 877 | /* initialize struct */ |
866 | for (u = 0; u < NRDABUSB; u++) { | 878 | for (u = 0; u < NRDABUSB; u++) { |
867 | pdabusb_t s = &dabusb[u]; | 879 | pdabusb_t s = &dabusb[u]; |
868 | memset (s, 0, sizeof (dabusb_t)); | 880 | memset(s, 0, sizeof(dabusb_t)); |
869 | mutex_init (&s->mutex); | 881 | mutex_init(&s->mutex); |
870 | s->usbdev = NULL; | 882 | s->usbdev = NULL; |
871 | s->total_buffer_size = buffers; | 883 | s->total_buffer_size = buffers; |
872 | init_waitqueue_head (&s->wait); | 884 | init_waitqueue_head(&s->wait); |
873 | init_waitqueue_head (&s->remove_ok); | 885 | init_waitqueue_head(&s->remove_ok); |
874 | spin_lock_init (&s->lock); | 886 | spin_lock_init(&s->lock); |
875 | INIT_LIST_HEAD (&s->free_buff_list); | 887 | INIT_LIST_HEAD(&s->free_buff_list); |
876 | INIT_LIST_HEAD (&s->rec_buff_list); | 888 | INIT_LIST_HEAD(&s->rec_buff_list); |
877 | } | 889 | } |
878 | 890 | ||
879 | /* register misc device */ | 891 | /* register misc device */ |
@@ -890,25 +902,25 @@ out: | |||
890 | return retval; | 902 | return retval; |
891 | } | 903 | } |
892 | 904 | ||
893 | static void __exit dabusb_cleanup (void) | 905 | static void __exit dabusb_cleanup(void) |
894 | { | 906 | { |
895 | dbg("dabusb_cleanup"); | 907 | dbg("dabusb_cleanup"); |
896 | 908 | ||
897 | usb_deregister (&dabusb_driver); | 909 | usb_deregister(&dabusb_driver); |
898 | } | 910 | } |
899 | 911 | ||
900 | /* --------------------------------------------------------------------- */ | 912 | /* --------------------------------------------------------------------- */ |
901 | 913 | ||
902 | MODULE_AUTHOR( DRIVER_AUTHOR ); | 914 | MODULE_AUTHOR(DRIVER_AUTHOR); |
903 | MODULE_DESCRIPTION( DRIVER_DESC ); | 915 | MODULE_DESCRIPTION(DRIVER_DESC); |
904 | MODULE_LICENSE("GPL"); | 916 | MODULE_LICENSE("GPL"); |
905 | MODULE_FIRMWARE("dabusb/firmware.fw"); | 917 | MODULE_FIRMWARE("dabusb/firmware.fw"); |
906 | MODULE_FIRMWARE("dabusb/bitstream.bin"); | 918 | MODULE_FIRMWARE("dabusb/bitstream.bin"); |
907 | 919 | ||
908 | module_param(buffers, int, 0); | 920 | module_param(buffers, int, 0); |
909 | MODULE_PARM_DESC (buffers, "Number of buffers (default=256)"); | 921 | MODULE_PARM_DESC(buffers, "Number of buffers (default=256)"); |
910 | 922 | ||
911 | module_init (dabusb_init); | 923 | module_init(dabusb_init); |
912 | module_exit (dabusb_cleanup); | 924 | module_exit(dabusb_cleanup); |
913 | 925 | ||
914 | /* --------------------------------------------------------------------- */ | 926 | /* --------------------------------------------------------------------- */ |
diff --git a/drivers/staging/dabusb/dabusb.h b/drivers/staging/dabusb/dabusb.h index 00eb34c863e..c1772efe7c2 100644 --- a/drivers/staging/dabusb/dabusb.h +++ b/drivers/staging/dabusb/dabusb.h | |||
@@ -1,10 +1,9 @@ | |||
1 | #define _BULK_DATA_LEN 64 | 1 | #define _BULK_DATA_LEN 64 |
2 | typedef struct | 2 | typedef struct { |
3 | { | ||
4 | unsigned char data[_BULK_DATA_LEN]; | 3 | unsigned char data[_BULK_DATA_LEN]; |
5 | unsigned int size; | 4 | unsigned int size; |
6 | unsigned int pipe; | 5 | unsigned int pipe; |
7 | }bulk_transfer_t,*pbulk_transfer_t; | 6 | } bulk_transfer_t, *pbulk_transfer_t; |
8 | 7 | ||
9 | #define DABUSB_MINOR 240 /* some unassigned USB minor */ | 8 | #define DABUSB_MINOR 240 /* some unassigned USB minor */ |
10 | #define DABUSB_VERSION 0x1000 | 9 | #define DABUSB_VERSION 0x1000 |
@@ -14,10 +13,9 @@ typedef struct | |||
14 | 13 | ||
15 | #ifdef __KERNEL__ | 14 | #ifdef __KERNEL__ |
16 | 15 | ||
17 | typedef enum { _stopped=0, _started } driver_state_t; | 16 | typedef enum { _stopped = 0, _started } driver_state_t; |
18 | 17 | ||
19 | typedef struct | 18 | typedef struct { |
20 | { | ||
21 | struct mutex mutex; | 19 | struct mutex mutex; |
22 | struct usb_device *usbdev; | 20 | struct usb_device *usbdev; |
23 | wait_queue_head_t wait; | 21 | wait_queue_head_t wait; |
@@ -34,17 +32,15 @@ typedef struct | |||
34 | int devnum; | 32 | int devnum; |
35 | struct list_head free_buff_list; | 33 | struct list_head free_buff_list; |
36 | struct list_head rec_buff_list; | 34 | struct list_head rec_buff_list; |
37 | } dabusb_t,*pdabusb_t; | 35 | } dabusb_t, *pdabusb_t; |
38 | 36 | ||
39 | typedef struct | 37 | typedef struct { |
40 | { | ||
41 | pdabusb_t s; | 38 | pdabusb_t s; |
42 | struct urb *purb; | 39 | struct urb *purb; |
43 | struct list_head buff_list; | 40 | struct list_head buff_list; |
44 | } buff_t,*pbuff_t; | 41 | } buff_t, *pbuff_t; |
45 | 42 | ||
46 | typedef struct | 43 | typedef struct { |
47 | { | ||
48 | wait_queue_head_t wait; | 44 | wait_queue_head_t wait; |
49 | } bulk_completion_context_t, *pbulk_completion_context_t; | 45 | } bulk_completion_context_t, *pbulk_completion_context_t; |
50 | 46 | ||
@@ -54,11 +50,11 @@ typedef struct | |||
54 | #define _ISOPIPESIZE 16384 | 50 | #define _ISOPIPESIZE 16384 |
55 | 51 | ||
56 | #define _BULK_DATA_LEN 64 | 52 | #define _BULK_DATA_LEN 64 |
57 | // Vendor specific request code for Anchor Upload/Download | 53 | /* Vendor specific request code for Anchor Upload/Download |
58 | // This one is implemented in the core | 54 | *This one is implemented in the core */ |
59 | #define ANCHOR_LOAD_INTERNAL 0xA0 | 55 | #define ANCHOR_LOAD_INTERNAL 0xA0 |
60 | 56 | ||
61 | // EZ-USB Control and Status Register. Bit 0 controls 8051 reset | 57 | /* EZ-USB Control and Status Register. Bit 0 controls 8051 reset */ |
62 | #define CPUCS_REG 0x7F92 | 58 | #define CPUCS_REG 0x7F92 |
63 | #define _TOTAL_BUFFERS 384 | 59 | #define _TOTAL_BUFFERS 384 |
64 | 60 | ||
@@ -67,19 +63,18 @@ typedef struct | |||
67 | #ifndef _BYTE_DEFINED | 63 | #ifndef _BYTE_DEFINED |
68 | #define _BYTE_DEFINED | 64 | #define _BYTE_DEFINED |
69 | typedef unsigned char BYTE; | 65 | typedef unsigned char BYTE; |
70 | #endif // !_BYTE_DEFINED | 66 | #endif /* !_BYTE_DEFINED */ |
71 | 67 | ||
72 | #ifndef _WORD_DEFINED | 68 | #ifndef _WORD_DEFINED |
73 | #define _WORD_DEFINED | 69 | #define _WORD_DEFINED |
74 | typedef unsigned short WORD; | 70 | typedef unsigned short WORD; |
75 | #endif // !_WORD_DEFINED | 71 | #endif /* !_WORD_DEFINED */ |
76 | 72 | ||
77 | typedef struct _INTEL_HEX_RECORD | 73 | typedef struct _INTEL_HEX_RECORD { |
78 | { | 74 | BYTE Length; |
79 | BYTE Length; | 75 | WORD Address; |
80 | WORD Address; | 76 | BYTE Type; |
81 | BYTE Type; | 77 | BYTE Data[MAX_INTEL_HEX_RECORD_LENGTH]; |
82 | BYTE Data[MAX_INTEL_HEX_RECORD_LENGTH]; | ||
83 | } INTEL_HEX_RECORD, *PINTEL_HEX_RECORD; | 78 | } INTEL_HEX_RECORD, *PINTEL_HEX_RECORD; |
84 | 79 | ||
85 | #endif | 80 | #endif |