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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-04-30 11:10:12 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-04-30 11:10:12 -0400
commit24a77daf3d80bddcece044e6dc3675e427eef3f3 (patch)
tree2c5e0b0bea394d6fe62c5d5857c252e83e48ac48 /drivers/macintosh/adb.c
parente389f9aec689209724105ae80a6c91fd2e747bc9 (diff)
parentf900e9777fc9b65140cb9570438597bc8fae56ab (diff)
Merge branch 'for-2.6.22' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'for-2.6.22' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (255 commits) [POWERPC] Remove dev_dbg redefinition in drivers/ps3/vuart.c [POWERPC] remove kernel module option for booke wdt [POWERPC] Avoid putting cpu node twice [POWERPC] Spinlock initializer cleanup [POWERPC] ppc4xx_sgdma needs dma-mapping.h [POWERPC] arch/powerpc/sysdev/timer.c build fix [POWERPC] get_property cleanups [POWERPC] Remove the unused HTDMSOUND driver [POWERPC] cell: cbe_cpufreq cleanup and crash fix [POWERPC] Declare enable_kernel_spe in a header [POWERPC] Add dt_xlate_addr() to bootwrapper [POWERPC] bootwrapper: CONFIG_ -> CONFIG_DEVICE_TREE [POWERPC] Don't define a custom bd_t for Xilixn Virtex based boards. [POWERPC] Add sane defaults for Xilinx EDK generated xparameters files [POWERPC] Add uartlite boot console driver for the zImage wrapper [POWERPC] Stop using ppc_sys for Xilinx Virtex boards [POWERPC] New registration for common Xilinx Virtex ppc405 platform devices [POWERPC] Merge common virtex header files [POWERPC] Rework Kconfig dependancies for Xilinx Virtex ppc405 platform [POWERPC] Clean up cpufreq Kconfig dependencies ...
Diffstat (limited to 'drivers/macintosh/adb.c')
-rw-r--r--drivers/macintosh/adb.c42
1 files changed, 9 insertions, 33 deletions
diff --git a/drivers/macintosh/adb.c b/drivers/macintosh/adb.c
index f729eebf771f..adfea3c7c62a 100644
--- a/drivers/macintosh/adb.c
+++ b/drivers/macintosh/adb.c
@@ -90,7 +90,7 @@ static int autopoll_devs;
90int __adb_probe_sync; 90int __adb_probe_sync;
91 91
92#ifdef CONFIG_PM 92#ifdef CONFIG_PM
93static int adb_notify_sleep(struct pmu_sleep_notifier *self, int when); 93static void adb_notify_sleep(struct pmu_sleep_notifier *self, int when);
94static struct pmu_sleep_notifier adb_sleep_notifier = { 94static struct pmu_sleep_notifier adb_sleep_notifier = {
95 adb_notify_sleep, 95 adb_notify_sleep,
96 SLEEP_LEVEL_ADB, 96 SLEEP_LEVEL_ADB,
@@ -340,11 +340,9 @@ __initcall(adb_init);
340/* 340/*
341 * notify clients before sleep and reset bus afterwards 341 * notify clients before sleep and reset bus afterwards
342 */ 342 */
343int 343void
344adb_notify_sleep(struct pmu_sleep_notifier *self, int when) 344adb_notify_sleep(struct pmu_sleep_notifier *self, int when)
345{ 345{
346 int ret;
347
348 switch (when) { 346 switch (when) {
349 case PBOOK_SLEEP_REQUEST: 347 case PBOOK_SLEEP_REQUEST:
350 adb_got_sleep = 1; 348 adb_got_sleep = 1;
@@ -353,22 +351,8 @@ adb_notify_sleep(struct pmu_sleep_notifier *self, int when)
353 /* Stop autopoll */ 351 /* Stop autopoll */
354 if (adb_controller->autopoll) 352 if (adb_controller->autopoll)
355 adb_controller->autopoll(0); 353 adb_controller->autopoll(0);
356 ret = blocking_notifier_call_chain(&adb_client_list, 354 blocking_notifier_call_chain(&adb_client_list,
357 ADB_MSG_POWERDOWN, NULL); 355 ADB_MSG_POWERDOWN, NULL);
358 if (ret & NOTIFY_STOP_MASK) {
359 up(&adb_probe_mutex);
360 return PBOOK_SLEEP_REFUSE;
361 }
362 break;
363 case PBOOK_SLEEP_REJECT:
364 if (adb_got_sleep) {
365 adb_got_sleep = 0;
366 up(&adb_probe_mutex);
367 adb_reset_bus();
368 }
369 break;
370
371 case PBOOK_SLEEP_NOW:
372 break; 356 break;
373 case PBOOK_WAKE: 357 case PBOOK_WAKE:
374 adb_got_sleep = 0; 358 adb_got_sleep = 0;
@@ -376,14 +360,13 @@ adb_notify_sleep(struct pmu_sleep_notifier *self, int when)
376 adb_reset_bus(); 360 adb_reset_bus();
377 break; 361 break;
378 } 362 }
379 return PBOOK_SLEEP_OK;
380} 363}
381#endif /* CONFIG_PM */ 364#endif /* CONFIG_PM */
382 365
383static int 366static int
384do_adb_reset_bus(void) 367do_adb_reset_bus(void)
385{ 368{
386 int ret, nret; 369 int ret;
387 370
388 if (adb_controller == NULL) 371 if (adb_controller == NULL)
389 return -ENXIO; 372 return -ENXIO;
@@ -391,13 +374,8 @@ do_adb_reset_bus(void)
391 if (adb_controller->autopoll) 374 if (adb_controller->autopoll)
392 adb_controller->autopoll(0); 375 adb_controller->autopoll(0);
393 376
394 nret = blocking_notifier_call_chain(&adb_client_list, 377 blocking_notifier_call_chain(&adb_client_list,
395 ADB_MSG_PRE_RESET, NULL); 378 ADB_MSG_PRE_RESET, NULL);
396 if (nret & NOTIFY_STOP_MASK) {
397 if (adb_controller->autopoll)
398 adb_controller->autopoll(autopoll_devs);
399 return -EBUSY;
400 }
401 379
402 if (sleepy_trackpad) { 380 if (sleepy_trackpad) {
403 /* Let the trackpad settle down */ 381 /* Let the trackpad settle down */
@@ -427,10 +405,8 @@ do_adb_reset_bus(void)
427 } 405 }
428 up(&adb_handler_sem); 406 up(&adb_handler_sem);
429 407
430 nret = blocking_notifier_call_chain(&adb_client_list, 408 blocking_notifier_call_chain(&adb_client_list,
431 ADB_MSG_POST_RESET, NULL); 409 ADB_MSG_POST_RESET, NULL);
432 if (nret & NOTIFY_STOP_MASK)
433 return -EBUSY;
434 410
435 return ret; 411 return ret;
436} 412}