diff options
Diffstat (limited to 'drivers/base/firmware_class.c')
-rw-r--r-- | drivers/base/firmware_class.c | 45 |
1 files changed, 22 insertions, 23 deletions
diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c index 59dacb6552c0..5b3d5e9ddcb6 100644 --- a/drivers/base/firmware_class.c +++ b/drivers/base/firmware_class.c | |||
@@ -85,17 +85,17 @@ firmware_timeout_store(struct class *class, const char *buf, size_t count) | |||
85 | static CLASS_ATTR(timeout, 0644, firmware_timeout_show, firmware_timeout_store); | 85 | static CLASS_ATTR(timeout, 0644, firmware_timeout_show, firmware_timeout_store); |
86 | 86 | ||
87 | static void fw_class_dev_release(struct class_device *class_dev); | 87 | static void fw_class_dev_release(struct class_device *class_dev); |
88 | int firmware_class_hotplug(struct class_device *dev, char **envp, | 88 | int firmware_class_uevent(struct class_device *dev, char **envp, |
89 | int num_envp, char *buffer, int buffer_size); | 89 | int num_envp, char *buffer, int buffer_size); |
90 | 90 | ||
91 | static struct class firmware_class = { | 91 | static struct class firmware_class = { |
92 | .name = "firmware", | 92 | .name = "firmware", |
93 | .hotplug = firmware_class_hotplug, | 93 | .uevent = firmware_class_uevent, |
94 | .release = fw_class_dev_release, | 94 | .release = fw_class_dev_release, |
95 | }; | 95 | }; |
96 | 96 | ||
97 | int | 97 | int |
98 | firmware_class_hotplug(struct class_device *class_dev, char **envp, | 98 | firmware_class_uevent(struct class_device *class_dev, char **envp, |
99 | int num_envp, char *buffer, int buffer_size) | 99 | int num_envp, char *buffer, int buffer_size) |
100 | { | 100 | { |
101 | struct firmware_priv *fw_priv = class_get_devdata(class_dev); | 101 | struct firmware_priv *fw_priv = class_get_devdata(class_dev); |
@@ -104,13 +104,12 @@ firmware_class_hotplug(struct class_device *class_dev, char **envp, | |||
104 | if (!test_bit(FW_STATUS_READY, &fw_priv->status)) | 104 | if (!test_bit(FW_STATUS_READY, &fw_priv->status)) |
105 | return -ENODEV; | 105 | return -ENODEV; |
106 | 106 | ||
107 | if (add_hotplug_env_var(envp, num_envp, &i, buffer, buffer_size, &len, | 107 | if (add_uevent_var(envp, num_envp, &i, buffer, buffer_size, &len, |
108 | "FIRMWARE=%s", fw_priv->fw_id)) | 108 | "FIRMWARE=%s", fw_priv->fw_id)) |
109 | return -ENOMEM; | 109 | return -ENOMEM; |
110 | if (add_hotplug_env_var(envp, num_envp, &i, buffer, buffer_size, &len, | 110 | if (add_uevent_var(envp, num_envp, &i, buffer, buffer_size, &len, |
111 | "TIMEOUT=%i", loading_timeout)) | 111 | "TIMEOUT=%i", loading_timeout)) |
112 | return -ENOMEM; | 112 | return -ENOMEM; |
113 | |||
114 | envp[i] = NULL; | 113 | envp[i] = NULL; |
115 | 114 | ||
116 | return 0; | 115 | return 0; |
@@ -352,7 +351,7 @@ error_kfree: | |||
352 | 351 | ||
353 | static int | 352 | static int |
354 | fw_setup_class_device(struct firmware *fw, struct class_device **class_dev_p, | 353 | fw_setup_class_device(struct firmware *fw, struct class_device **class_dev_p, |
355 | const char *fw_name, struct device *device, int hotplug) | 354 | const char *fw_name, struct device *device, int uevent) |
356 | { | 355 | { |
357 | struct class_device *class_dev; | 356 | struct class_device *class_dev; |
358 | struct firmware_priv *fw_priv; | 357 | struct firmware_priv *fw_priv; |
@@ -384,7 +383,7 @@ fw_setup_class_device(struct firmware *fw, struct class_device **class_dev_p, | |||
384 | goto error_unreg; | 383 | goto error_unreg; |
385 | } | 384 | } |
386 | 385 | ||
387 | if (hotplug) | 386 | if (uevent) |
388 | set_bit(FW_STATUS_READY, &fw_priv->status); | 387 | set_bit(FW_STATUS_READY, &fw_priv->status); |
389 | else | 388 | else |
390 | set_bit(FW_STATUS_READY_NOHOTPLUG, &fw_priv->status); | 389 | set_bit(FW_STATUS_READY_NOHOTPLUG, &fw_priv->status); |
@@ -399,7 +398,7 @@ out: | |||
399 | 398 | ||
400 | static int | 399 | static int |
401 | _request_firmware(const struct firmware **firmware_p, const char *name, | 400 | _request_firmware(const struct firmware **firmware_p, const char *name, |
402 | struct device *device, int hotplug) | 401 | struct device *device, int uevent) |
403 | { | 402 | { |
404 | struct class_device *class_dev; | 403 | struct class_device *class_dev; |
405 | struct firmware_priv *fw_priv; | 404 | struct firmware_priv *fw_priv; |
@@ -418,19 +417,19 @@ _request_firmware(const struct firmware **firmware_p, const char *name, | |||
418 | } | 417 | } |
419 | 418 | ||
420 | retval = fw_setup_class_device(firmware, &class_dev, name, device, | 419 | retval = fw_setup_class_device(firmware, &class_dev, name, device, |
421 | hotplug); | 420 | uevent); |
422 | if (retval) | 421 | if (retval) |
423 | goto error_kfree_fw; | 422 | goto error_kfree_fw; |
424 | 423 | ||
425 | fw_priv = class_get_devdata(class_dev); | 424 | fw_priv = class_get_devdata(class_dev); |
426 | 425 | ||
427 | if (hotplug) { | 426 | if (uevent) { |
428 | if (loading_timeout > 0) { | 427 | if (loading_timeout > 0) { |
429 | fw_priv->timeout.expires = jiffies + loading_timeout * HZ; | 428 | fw_priv->timeout.expires = jiffies + loading_timeout * HZ; |
430 | add_timer(&fw_priv->timeout); | 429 | add_timer(&fw_priv->timeout); |
431 | } | 430 | } |
432 | 431 | ||
433 | kobject_hotplug(&class_dev->kobj, KOBJ_ADD); | 432 | kobject_uevent(&class_dev->kobj, KOBJ_ADD); |
434 | wait_for_completion(&fw_priv->completion); | 433 | wait_for_completion(&fw_priv->completion); |
435 | set_bit(FW_STATUS_DONE, &fw_priv->status); | 434 | set_bit(FW_STATUS_DONE, &fw_priv->status); |
436 | del_timer_sync(&fw_priv->timeout); | 435 | del_timer_sync(&fw_priv->timeout); |
@@ -456,7 +455,7 @@ out: | |||
456 | } | 455 | } |
457 | 456 | ||
458 | /** | 457 | /** |
459 | * request_firmware: - request firmware to hotplug and wait for it | 458 | * request_firmware: - send firmware request and wait for it |
460 | * @firmware_p: pointer to firmware image | 459 | * @firmware_p: pointer to firmware image |
461 | * @name: name of firmware file | 460 | * @name: name of firmware file |
462 | * @device: device for which firmware is being loaded | 461 | * @device: device for which firmware is being loaded |
@@ -466,7 +465,7 @@ out: | |||
466 | * | 465 | * |
467 | * Should be called from user context where sleeping is allowed. | 466 | * Should be called from user context where sleeping is allowed. |
468 | * | 467 | * |
469 | * @name will be used as $FIRMWARE in the hotplug environment and | 468 | * @name will be used as $FIRMWARE in the uevent environment and |
470 | * should be distinctive enough not to be confused with any other | 469 | * should be distinctive enough not to be confused with any other |
471 | * firmware image for this or any other device. | 470 | * firmware image for this or any other device. |
472 | **/ | 471 | **/ |
@@ -474,8 +473,8 @@ int | |||
474 | request_firmware(const struct firmware **firmware_p, const char *name, | 473 | request_firmware(const struct firmware **firmware_p, const char *name, |
475 | struct device *device) | 474 | struct device *device) |
476 | { | 475 | { |
477 | int hotplug = 1; | 476 | int uevent = 1; |
478 | return _request_firmware(firmware_p, name, device, hotplug); | 477 | return _request_firmware(firmware_p, name, device, uevent); |
479 | } | 478 | } |
480 | 479 | ||
481 | /** | 480 | /** |
@@ -518,7 +517,7 @@ struct firmware_work { | |||
518 | struct device *device; | 517 | struct device *device; |
519 | void *context; | 518 | void *context; |
520 | void (*cont)(const struct firmware *fw, void *context); | 519 | void (*cont)(const struct firmware *fw, void *context); |
521 | int hotplug; | 520 | int uevent; |
522 | }; | 521 | }; |
523 | 522 | ||
524 | static int | 523 | static int |
@@ -533,7 +532,7 @@ request_firmware_work_func(void *arg) | |||
533 | } | 532 | } |
534 | daemonize("%s/%s", "firmware", fw_work->name); | 533 | daemonize("%s/%s", "firmware", fw_work->name); |
535 | ret = _request_firmware(&fw, fw_work->name, fw_work->device, | 534 | ret = _request_firmware(&fw, fw_work->name, fw_work->device, |
536 | fw_work->hotplug); | 535 | fw_work->uevent); |
537 | if (ret < 0) | 536 | if (ret < 0) |
538 | fw_work->cont(NULL, fw_work->context); | 537 | fw_work->cont(NULL, fw_work->context); |
539 | else { | 538 | else { |
@@ -548,7 +547,7 @@ request_firmware_work_func(void *arg) | |||
548 | /** | 547 | /** |
549 | * request_firmware_nowait: asynchronous version of request_firmware | 548 | * request_firmware_nowait: asynchronous version of request_firmware |
550 | * @module: module requesting the firmware | 549 | * @module: module requesting the firmware |
551 | * @hotplug: invokes hotplug event to copy the firmware image if this flag | 550 | * @uevent: sends uevent to copy the firmware image if this flag |
552 | * is non-zero else the firmware copy must be done manually. | 551 | * is non-zero else the firmware copy must be done manually. |
553 | * @name: name of firmware file | 552 | * @name: name of firmware file |
554 | * @device: device for which firmware is being loaded | 553 | * @device: device for which firmware is being loaded |
@@ -562,7 +561,7 @@ request_firmware_work_func(void *arg) | |||
562 | **/ | 561 | **/ |
563 | int | 562 | int |
564 | request_firmware_nowait( | 563 | request_firmware_nowait( |
565 | struct module *module, int hotplug, | 564 | struct module *module, int uevent, |
566 | const char *name, struct device *device, void *context, | 565 | const char *name, struct device *device, void *context, |
567 | void (*cont)(const struct firmware *fw, void *context)) | 566 | void (*cont)(const struct firmware *fw, void *context)) |
568 | { | 567 | { |
@@ -583,7 +582,7 @@ request_firmware_nowait( | |||
583 | .device = device, | 582 | .device = device, |
584 | .context = context, | 583 | .context = context, |
585 | .cont = cont, | 584 | .cont = cont, |
586 | .hotplug = hotplug, | 585 | .uevent = uevent, |
587 | }; | 586 | }; |
588 | 587 | ||
589 | ret = kernel_thread(request_firmware_work_func, fw_work, | 588 | ret = kernel_thread(request_firmware_work_func, fw_work, |