diff options
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/bus.c | 2 | ||||
| -rw-r--r-- | drivers/base/core.c | 2 | ||||
| -rw-r--r-- | drivers/base/dd.c | 4 | ||||
| -rw-r--r-- | drivers/base/dma-coherent.c | 2 | ||||
| -rw-r--r-- | drivers/base/firmware_class.c | 262 | ||||
| -rw-r--r-- | drivers/base/node.c | 46 | ||||
| -rw-r--r-- | drivers/base/platform.c | 110 |
7 files changed, 183 insertions, 245 deletions
diff --git a/drivers/base/bus.c b/drivers/base/bus.c index 12eec3f633b1..eb1b7fa20dce 100644 --- a/drivers/base/bus.c +++ b/drivers/base/bus.c | |||
| @@ -945,8 +945,8 @@ bus_devices_fail: | |||
| 945 | bus_remove_file(bus, &bus_attr_uevent); | 945 | bus_remove_file(bus, &bus_attr_uevent); |
| 946 | bus_uevent_fail: | 946 | bus_uevent_fail: |
| 947 | kset_unregister(&bus->p->subsys); | 947 | kset_unregister(&bus->p->subsys); |
| 948 | kfree(bus->p); | ||
| 949 | out: | 948 | out: |
| 949 | kfree(bus->p); | ||
| 950 | bus->p = NULL; | 950 | bus->p = NULL; |
| 951 | return retval; | 951 | return retval; |
| 952 | } | 952 | } |
diff --git a/drivers/base/core.c b/drivers/base/core.c index f8e72724dd4b..d1b2c9adc271 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c | |||
| @@ -1599,7 +1599,7 @@ EXPORT_SYMBOL_GPL(device_destroy); | |||
| 1599 | * on the same device to ensure that new_name is valid and | 1599 | * on the same device to ensure that new_name is valid and |
| 1600 | * won't conflict with other devices. | 1600 | * won't conflict with other devices. |
| 1601 | */ | 1601 | */ |
| 1602 | int device_rename(struct device *dev, char *new_name) | 1602 | int device_rename(struct device *dev, const char *new_name) |
| 1603 | { | 1603 | { |
| 1604 | char *old_class_name = NULL; | 1604 | char *old_class_name = NULL; |
| 1605 | char *new_class_name = NULL; | 1605 | char *new_class_name = NULL; |
diff --git a/drivers/base/dd.c b/drivers/base/dd.c index 503c2620bbcc..da57ee9d63fe 100644 --- a/drivers/base/dd.c +++ b/drivers/base/dd.c | |||
| @@ -51,6 +51,10 @@ static int driver_sysfs_add(struct device *dev) | |||
| 51 | { | 51 | { |
| 52 | int ret; | 52 | int ret; |
| 53 | 53 | ||
| 54 | if (dev->bus) | ||
| 55 | blocking_notifier_call_chain(&dev->bus->p->bus_notifier, | ||
| 56 | BUS_NOTIFY_BIND_DRIVER, dev); | ||
| 57 | |||
| 54 | ret = sysfs_create_link(&dev->driver->p->kobj, &dev->kobj, | 58 | ret = sysfs_create_link(&dev->driver->p->kobj, &dev->kobj, |
| 55 | kobject_name(&dev->kobj)); | 59 | kobject_name(&dev->kobj)); |
| 56 | if (ret == 0) { | 60 | if (ret == 0) { |
diff --git a/drivers/base/dma-coherent.c b/drivers/base/dma-coherent.c index d4d8ce53886a..f369e2795985 100644 --- a/drivers/base/dma-coherent.c +++ b/drivers/base/dma-coherent.c | |||
| @@ -8,7 +8,7 @@ | |||
| 8 | 8 | ||
| 9 | struct dma_coherent_mem { | 9 | struct dma_coherent_mem { |
| 10 | void *virt_base; | 10 | void *virt_base; |
| 11 | u32 device_base; | 11 | dma_addr_t device_base; |
| 12 | int size; | 12 | int size; |
| 13 | int flags; | 13 | int flags; |
| 14 | unsigned long *bitmap; | 14 | unsigned long *bitmap; |
diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c index 3f093b0dd217..c8a44f5e0584 100644 --- a/drivers/base/firmware_class.c +++ b/drivers/base/firmware_class.c | |||
| @@ -87,29 +87,32 @@ static DEFINE_MUTEX(fw_lock); | |||
| 87 | 87 | ||
| 88 | struct firmware_priv { | 88 | struct firmware_priv { |
| 89 | struct completion completion; | 89 | struct completion completion; |
| 90 | struct bin_attribute attr_data; | ||
| 91 | struct firmware *fw; | 90 | struct firmware *fw; |
| 92 | unsigned long status; | 91 | unsigned long status; |
| 93 | struct page **pages; | 92 | struct page **pages; |
| 94 | int nr_pages; | 93 | int nr_pages; |
| 95 | int page_array_size; | 94 | int page_array_size; |
| 96 | struct timer_list timeout; | 95 | struct timer_list timeout; |
| 96 | struct device dev; | ||
| 97 | bool nowait; | 97 | bool nowait; |
| 98 | char fw_id[]; | 98 | char fw_id[]; |
| 99 | }; | 99 | }; |
| 100 | 100 | ||
| 101 | static void | 101 | static struct firmware_priv *to_firmware_priv(struct device *dev) |
| 102 | fw_load_abort(struct firmware_priv *fw_priv) | 102 | { |
| 103 | return container_of(dev, struct firmware_priv, dev); | ||
| 104 | } | ||
| 105 | |||
| 106 | static void fw_load_abort(struct firmware_priv *fw_priv) | ||
| 103 | { | 107 | { |
| 104 | set_bit(FW_STATUS_ABORT, &fw_priv->status); | 108 | set_bit(FW_STATUS_ABORT, &fw_priv->status); |
| 105 | wmb(); | 109 | wmb(); |
| 106 | complete(&fw_priv->completion); | 110 | complete(&fw_priv->completion); |
| 107 | } | 111 | } |
| 108 | 112 | ||
| 109 | static ssize_t | 113 | static ssize_t firmware_timeout_show(struct class *class, |
| 110 | firmware_timeout_show(struct class *class, | 114 | struct class_attribute *attr, |
| 111 | struct class_attribute *attr, | 115 | char *buf) |
| 112 | char *buf) | ||
| 113 | { | 116 | { |
| 114 | return sprintf(buf, "%d\n", loading_timeout); | 117 | return sprintf(buf, "%d\n", loading_timeout); |
| 115 | } | 118 | } |
| @@ -127,14 +130,14 @@ firmware_timeout_show(struct class *class, | |||
| 127 | * | 130 | * |
| 128 | * Note: zero means 'wait forever'. | 131 | * Note: zero means 'wait forever'. |
| 129 | **/ | 132 | **/ |
| 130 | static ssize_t | 133 | static ssize_t firmware_timeout_store(struct class *class, |
| 131 | firmware_timeout_store(struct class *class, | 134 | struct class_attribute *attr, |
| 132 | struct class_attribute *attr, | 135 | const char *buf, size_t count) |
| 133 | const char *buf, size_t count) | ||
| 134 | { | 136 | { |
| 135 | loading_timeout = simple_strtol(buf, NULL, 10); | 137 | loading_timeout = simple_strtol(buf, NULL, 10); |
| 136 | if (loading_timeout < 0) | 138 | if (loading_timeout < 0) |
| 137 | loading_timeout = 0; | 139 | loading_timeout = 0; |
| 140 | |||
| 138 | return count; | 141 | return count; |
| 139 | } | 142 | } |
| 140 | 143 | ||
| @@ -146,21 +149,20 @@ static struct class_attribute firmware_class_attrs[] = { | |||
| 146 | 149 | ||
| 147 | static void fw_dev_release(struct device *dev) | 150 | static void fw_dev_release(struct device *dev) |
| 148 | { | 151 | { |
| 149 | struct firmware_priv *fw_priv = dev_get_drvdata(dev); | 152 | struct firmware_priv *fw_priv = to_firmware_priv(dev); |
| 150 | int i; | 153 | int i; |
| 151 | 154 | ||
| 152 | for (i = 0; i < fw_priv->nr_pages; i++) | 155 | for (i = 0; i < fw_priv->nr_pages; i++) |
| 153 | __free_page(fw_priv->pages[i]); | 156 | __free_page(fw_priv->pages[i]); |
| 154 | kfree(fw_priv->pages); | 157 | kfree(fw_priv->pages); |
| 155 | kfree(fw_priv); | 158 | kfree(fw_priv); |
| 156 | kfree(dev); | ||
| 157 | 159 | ||
| 158 | module_put(THIS_MODULE); | 160 | module_put(THIS_MODULE); |
| 159 | } | 161 | } |
| 160 | 162 | ||
| 161 | static int firmware_uevent(struct device *dev, struct kobj_uevent_env *env) | 163 | static int firmware_uevent(struct device *dev, struct kobj_uevent_env *env) |
| 162 | { | 164 | { |
| 163 | struct firmware_priv *fw_priv = dev_get_drvdata(dev); | 165 | struct firmware_priv *fw_priv = to_firmware_priv(dev); |
| 164 | 166 | ||
| 165 | if (add_uevent_var(env, "FIRMWARE=%s", fw_priv->fw_id)) | 167 | if (add_uevent_var(env, "FIRMWARE=%s", fw_priv->fw_id)) |
| 166 | return -ENOMEM; | 168 | return -ENOMEM; |
| @@ -182,8 +184,9 @@ static struct class firmware_class = { | |||
| 182 | static ssize_t firmware_loading_show(struct device *dev, | 184 | static ssize_t firmware_loading_show(struct device *dev, |
| 183 | struct device_attribute *attr, char *buf) | 185 | struct device_attribute *attr, char *buf) |
| 184 | { | 186 | { |
| 185 | struct firmware_priv *fw_priv = dev_get_drvdata(dev); | 187 | struct firmware_priv *fw_priv = to_firmware_priv(dev); |
| 186 | int loading = test_bit(FW_STATUS_LOADING, &fw_priv->status); | 188 | int loading = test_bit(FW_STATUS_LOADING, &fw_priv->status); |
| 189 | |||
| 187 | return sprintf(buf, "%d\n", loading); | 190 | return sprintf(buf, "%d\n", loading); |
| 188 | } | 191 | } |
| 189 | 192 | ||
| @@ -219,7 +222,7 @@ static ssize_t firmware_loading_store(struct device *dev, | |||
| 219 | struct device_attribute *attr, | 222 | struct device_attribute *attr, |
| 220 | const char *buf, size_t count) | 223 | const char *buf, size_t count) |
| 221 | { | 224 | { |
| 222 | struct firmware_priv *fw_priv = dev_get_drvdata(dev); | 225 | struct firmware_priv *fw_priv = to_firmware_priv(dev); |
| 223 | int loading = simple_strtol(buf, NULL, 10); | 226 | int loading = simple_strtol(buf, NULL, 10); |
| 224 | int i; | 227 | int i; |
| 225 | 228 | ||
| @@ -277,13 +280,12 @@ static ssize_t firmware_loading_store(struct device *dev, | |||
| 277 | 280 | ||
| 278 | static DEVICE_ATTR(loading, 0644, firmware_loading_show, firmware_loading_store); | 281 | static DEVICE_ATTR(loading, 0644, firmware_loading_show, firmware_loading_store); |
| 279 | 282 | ||
| 280 | static ssize_t | 283 | static ssize_t firmware_data_read(struct file *filp, struct kobject *kobj, |
| 281 | firmware_data_read(struct file *filp, struct kobject *kobj, | 284 | struct bin_attribute *bin_attr, |
| 282 | struct bin_attribute *bin_attr, char *buffer, loff_t offset, | 285 | char *buffer, loff_t offset, size_t count) |
| 283 | size_t count) | ||
| 284 | { | 286 | { |
| 285 | struct device *dev = to_dev(kobj); | 287 | struct device *dev = to_dev(kobj); |
| 286 | struct firmware_priv *fw_priv = dev_get_drvdata(dev); | 288 | struct firmware_priv *fw_priv = to_firmware_priv(dev); |
| 287 | struct firmware *fw; | 289 | struct firmware *fw; |
| 288 | ssize_t ret_count; | 290 | ssize_t ret_count; |
| 289 | 291 | ||
| @@ -322,8 +324,7 @@ out: | |||
| 322 | return ret_count; | 324 | return ret_count; |
| 323 | } | 325 | } |
| 324 | 326 | ||
| 325 | static int | 327 | static int fw_realloc_buffer(struct firmware_priv *fw_priv, int min_size) |
| 326 | fw_realloc_buffer(struct firmware_priv *fw_priv, int min_size) | ||
| 327 | { | 328 | { |
| 328 | int pages_needed = ALIGN(min_size, PAGE_SIZE) >> PAGE_SHIFT; | 329 | int pages_needed = ALIGN(min_size, PAGE_SIZE) >> PAGE_SHIFT; |
| 329 | 330 | ||
| @@ -373,13 +374,12 @@ fw_realloc_buffer(struct firmware_priv *fw_priv, int min_size) | |||
| 373 | * Data written to the 'data' attribute will be later handed to | 374 | * Data written to the 'data' attribute will be later handed to |
| 374 | * the driver as a firmware image. | 375 | * the driver as a firmware image. |
| 375 | **/ | 376 | **/ |
| 376 | static ssize_t | 377 | static ssize_t firmware_data_write(struct file *filp, struct kobject *kobj, |
| 377 | firmware_data_write(struct file* filp, struct kobject *kobj, | 378 | struct bin_attribute *bin_attr, |
| 378 | struct bin_attribute *bin_attr, char *buffer, | 379 | char *buffer, loff_t offset, size_t count) |
| 379 | loff_t offset, size_t count) | ||
| 380 | { | 380 | { |
| 381 | struct device *dev = to_dev(kobj); | 381 | struct device *dev = to_dev(kobj); |
| 382 | struct firmware_priv *fw_priv = dev_get_drvdata(dev); | 382 | struct firmware_priv *fw_priv = to_firmware_priv(dev); |
| 383 | struct firmware *fw; | 383 | struct firmware *fw; |
| 384 | ssize_t retval; | 384 | ssize_t retval; |
| 385 | 385 | ||
| @@ -420,116 +420,103 @@ out: | |||
| 420 | return retval; | 420 | return retval; |
| 421 | } | 421 | } |
| 422 | 422 | ||
| 423 | static struct bin_attribute firmware_attr_data_tmpl = { | 423 | static struct bin_attribute firmware_attr_data = { |
| 424 | .attr = {.name = "data", .mode = 0644}, | 424 | .attr = { .name = "data", .mode = 0644 }, |
| 425 | .size = 0, | 425 | .size = 0, |
| 426 | .read = firmware_data_read, | 426 | .read = firmware_data_read, |
| 427 | .write = firmware_data_write, | 427 | .write = firmware_data_write, |
| 428 | }; | 428 | }; |
| 429 | 429 | ||
| 430 | static void | 430 | static void firmware_class_timeout(u_long data) |
| 431 | firmware_class_timeout(u_long data) | ||
| 432 | { | 431 | { |
| 433 | struct firmware_priv *fw_priv = (struct firmware_priv *) data; | 432 | struct firmware_priv *fw_priv = (struct firmware_priv *) data; |
| 433 | |||
| 434 | fw_load_abort(fw_priv); | 434 | fw_load_abort(fw_priv); |
| 435 | } | 435 | } |
| 436 | 436 | ||
| 437 | static int fw_register_device(struct device **dev_p, const char *fw_name, | 437 | static struct firmware_priv * |
| 438 | struct device *device) | 438 | fw_create_instance(struct firmware *firmware, const char *fw_name, |
| 439 | struct device *device, bool uevent, bool nowait) | ||
| 439 | { | 440 | { |
| 440 | int retval; | 441 | struct firmware_priv *fw_priv; |
| 441 | struct firmware_priv *fw_priv = | 442 | struct device *f_dev; |
| 442 | kzalloc(sizeof(*fw_priv) + strlen(fw_name) + 1 , GFP_KERNEL); | 443 | int error; |
| 443 | struct device *f_dev = kzalloc(sizeof(*f_dev), GFP_KERNEL); | ||
| 444 | |||
| 445 | *dev_p = NULL; | ||
| 446 | 444 | ||
| 447 | if (!fw_priv || !f_dev) { | 445 | fw_priv = kzalloc(sizeof(*fw_priv) + strlen(fw_name) + 1 , GFP_KERNEL); |
| 446 | if (!fw_priv) { | ||
| 448 | dev_err(device, "%s: kmalloc failed\n", __func__); | 447 | dev_err(device, "%s: kmalloc failed\n", __func__); |
| 449 | retval = -ENOMEM; | 448 | error = -ENOMEM; |
| 450 | goto error_kfree; | 449 | goto err_out; |
| 451 | } | 450 | } |
| 452 | 451 | ||
| 452 | fw_priv->fw = firmware; | ||
| 453 | fw_priv->nowait = nowait; | ||
| 453 | strcpy(fw_priv->fw_id, fw_name); | 454 | strcpy(fw_priv->fw_id, fw_name); |
| 454 | init_completion(&fw_priv->completion); | 455 | init_completion(&fw_priv->completion); |
| 455 | fw_priv->attr_data = firmware_attr_data_tmpl; | 456 | setup_timer(&fw_priv->timeout, |
| 456 | fw_priv->timeout.function = firmware_class_timeout; | 457 | firmware_class_timeout, (u_long) fw_priv); |
| 457 | fw_priv->timeout.data = (u_long) fw_priv; | ||
| 458 | init_timer(&fw_priv->timeout); | ||
| 459 | 458 | ||
| 459 | f_dev = &fw_priv->dev; | ||
| 460 | |||
| 461 | device_initialize(f_dev); | ||
| 460 | dev_set_name(f_dev, "%s", dev_name(device)); | 462 | dev_set_name(f_dev, "%s", dev_name(device)); |
| 461 | f_dev->parent = device; | 463 | f_dev->parent = device; |
| 462 | f_dev->class = &firmware_class; | 464 | f_dev->class = &firmware_class; |
| 463 | dev_set_drvdata(f_dev, fw_priv); | ||
| 464 | dev_set_uevent_suppress(f_dev, 1); | ||
| 465 | retval = device_register(f_dev); | ||
| 466 | if (retval) { | ||
| 467 | dev_err(device, "%s: device_register failed\n", __func__); | ||
| 468 | put_device(f_dev); | ||
| 469 | return retval; | ||
| 470 | } | ||
| 471 | *dev_p = f_dev; | ||
| 472 | return 0; | ||
| 473 | |||
| 474 | error_kfree: | ||
| 475 | kfree(f_dev); | ||
| 476 | kfree(fw_priv); | ||
| 477 | return retval; | ||
| 478 | } | ||
| 479 | 465 | ||
| 480 | static int fw_setup_device(struct firmware *fw, struct device **dev_p, | 466 | dev_set_uevent_suppress(f_dev, true); |
| 481 | const char *fw_name, struct device *device, | ||
| 482 | int uevent, bool nowait) | ||
| 483 | { | ||
| 484 | struct device *f_dev; | ||
| 485 | struct firmware_priv *fw_priv; | ||
| 486 | int retval; | ||
| 487 | |||
| 488 | *dev_p = NULL; | ||
| 489 | retval = fw_register_device(&f_dev, fw_name, device); | ||
| 490 | if (retval) | ||
| 491 | goto out; | ||
| 492 | 467 | ||
| 493 | /* Need to pin this module until class device is destroyed */ | 468 | /* Need to pin this module until class device is destroyed */ |
| 494 | __module_get(THIS_MODULE); | 469 | __module_get(THIS_MODULE); |
| 495 | 470 | ||
| 496 | fw_priv = dev_get_drvdata(f_dev); | 471 | error = device_add(f_dev); |
| 497 | 472 | if (error) { | |
| 498 | fw_priv->nowait = nowait; | 473 | dev_err(device, "%s: device_register failed\n", __func__); |
| 474 | goto err_put_dev; | ||
| 475 | } | ||
| 499 | 476 | ||
| 500 | fw_priv->fw = fw; | 477 | error = device_create_bin_file(f_dev, &firmware_attr_data); |
| 501 | sysfs_bin_attr_init(&fw_priv->attr_data); | 478 | if (error) { |
| 502 | retval = sysfs_create_bin_file(&f_dev->kobj, &fw_priv->attr_data); | ||
| 503 | if (retval) { | ||
| 504 | dev_err(device, "%s: sysfs_create_bin_file failed\n", __func__); | 479 | dev_err(device, "%s: sysfs_create_bin_file failed\n", __func__); |
| 505 | goto error_unreg; | 480 | goto err_del_dev; |
| 506 | } | 481 | } |
| 507 | 482 | ||
| 508 | retval = device_create_file(f_dev, &dev_attr_loading); | 483 | error = device_create_file(f_dev, &dev_attr_loading); |
| 509 | if (retval) { | 484 | if (error) { |
| 510 | dev_err(device, "%s: device_create_file failed\n", __func__); | 485 | dev_err(device, "%s: device_create_file failed\n", __func__); |
| 511 | goto error_unreg; | 486 | goto err_del_bin_attr; |
| 512 | } | 487 | } |
| 513 | 488 | ||
| 514 | if (uevent) | 489 | if (uevent) |
| 515 | dev_set_uevent_suppress(f_dev, 0); | 490 | dev_set_uevent_suppress(f_dev, false); |
| 516 | *dev_p = f_dev; | 491 | |
| 517 | goto out; | 492 | return fw_priv; |
| 493 | |||
| 494 | err_del_bin_attr: | ||
| 495 | device_remove_bin_file(f_dev, &firmware_attr_data); | ||
| 496 | err_del_dev: | ||
| 497 | device_del(f_dev); | ||
| 498 | err_put_dev: | ||
| 499 | put_device(f_dev); | ||
| 500 | err_out: | ||
| 501 | return ERR_PTR(error); | ||
| 502 | } | ||
| 503 | |||
| 504 | static void fw_destroy_instance(struct firmware_priv *fw_priv) | ||
| 505 | { | ||
| 506 | struct device *f_dev = &fw_priv->dev; | ||
| 518 | 507 | ||
| 519 | error_unreg: | 508 | device_remove_file(f_dev, &dev_attr_loading); |
| 509 | device_remove_bin_file(f_dev, &firmware_attr_data); | ||
| 520 | device_unregister(f_dev); | 510 | device_unregister(f_dev); |
| 521 | out: | ||
| 522 | return retval; | ||
| 523 | } | 511 | } |
| 524 | 512 | ||
| 525 | static int | 513 | static int _request_firmware(const struct firmware **firmware_p, |
| 526 | _request_firmware(const struct firmware **firmware_p, const char *name, | 514 | const char *name, struct device *device, |
| 527 | struct device *device, int uevent, bool nowait) | 515 | bool uevent, bool nowait) |
| 528 | { | 516 | { |
| 529 | struct device *f_dev; | ||
| 530 | struct firmware_priv *fw_priv; | 517 | struct firmware_priv *fw_priv; |
| 531 | struct firmware *firmware; | 518 | struct firmware *firmware; |
| 532 | int retval; | 519 | int retval = 0; |
| 533 | 520 | ||
| 534 | if (!firmware_p) | 521 | if (!firmware_p) |
| 535 | return -EINVAL; | 522 | return -EINVAL; |
| @@ -550,41 +537,40 @@ _request_firmware(const struct firmware **firmware_p, const char *name, | |||
| 550 | if (uevent) | 537 | if (uevent) |
| 551 | dev_dbg(device, "firmware: requesting %s\n", name); | 538 | dev_dbg(device, "firmware: requesting %s\n", name); |
| 552 | 539 | ||
| 553 | retval = fw_setup_device(firmware, &f_dev, name, device, | 540 | fw_priv = fw_create_instance(firmware, name, device, uevent, nowait); |
| 554 | uevent, nowait); | 541 | if (IS_ERR(fw_priv)) { |
| 555 | if (retval) | 542 | retval = PTR_ERR(fw_priv); |
| 556 | goto error_kfree_fw; | 543 | goto out; |
| 557 | 544 | } | |
| 558 | fw_priv = dev_get_drvdata(f_dev); | ||
| 559 | 545 | ||
| 560 | if (uevent) { | 546 | if (uevent) { |
| 561 | if (loading_timeout > 0) { | 547 | if (loading_timeout > 0) |
| 562 | fw_priv->timeout.expires = jiffies + loading_timeout * HZ; | 548 | mod_timer(&fw_priv->timeout, |
| 563 | add_timer(&fw_priv->timeout); | 549 | round_jiffies_up(jiffies + |
| 564 | } | 550 | loading_timeout * HZ)); |
| 551 | |||
| 552 | kobject_uevent(&fw_priv->dev.kobj, KOBJ_ADD); | ||
| 553 | } | ||
| 554 | |||
| 555 | wait_for_completion(&fw_priv->completion); | ||
| 565 | 556 | ||
| 566 | kobject_uevent(&f_dev->kobj, KOBJ_ADD); | 557 | set_bit(FW_STATUS_DONE, &fw_priv->status); |
| 567 | wait_for_completion(&fw_priv->completion); | 558 | del_timer_sync(&fw_priv->timeout); |
| 568 | set_bit(FW_STATUS_DONE, &fw_priv->status); | ||
| 569 | del_timer_sync(&fw_priv->timeout); | ||
| 570 | } else | ||
| 571 | wait_for_completion(&fw_priv->completion); | ||
| 572 | 559 | ||
| 573 | mutex_lock(&fw_lock); | 560 | mutex_lock(&fw_lock); |
| 574 | if (!fw_priv->fw->size || test_bit(FW_STATUS_ABORT, &fw_priv->status)) { | 561 | if (!fw_priv->fw->size || test_bit(FW_STATUS_ABORT, &fw_priv->status)) |
| 575 | retval = -ENOENT; | 562 | retval = -ENOENT; |
| 576 | release_firmware(fw_priv->fw); | ||
| 577 | *firmware_p = NULL; | ||
| 578 | } | ||
| 579 | fw_priv->fw = NULL; | 563 | fw_priv->fw = NULL; |
| 580 | mutex_unlock(&fw_lock); | 564 | mutex_unlock(&fw_lock); |
| 581 | device_unregister(f_dev); | ||
| 582 | goto out; | ||
| 583 | 565 | ||
| 584 | error_kfree_fw: | 566 | fw_destroy_instance(fw_priv); |
| 585 | kfree(firmware); | 567 | |
| 586 | *firmware_p = NULL; | ||
| 587 | out: | 568 | out: |
| 569 | if (retval) { | ||
| 570 | release_firmware(firmware); | ||
| 571 | firmware_p = NULL; | ||
| 572 | } | ||
| 573 | |||
| 588 | return retval; | 574 | return retval; |
| 589 | } | 575 | } |
| 590 | 576 | ||
| @@ -635,23 +621,24 @@ struct firmware_work { | |||
| 635 | int uevent; | 621 | int uevent; |
| 636 | }; | 622 | }; |
| 637 | 623 | ||
| 638 | static int | 624 | static int request_firmware_work_func(void *arg) |
| 639 | request_firmware_work_func(void *arg) | ||
| 640 | { | 625 | { |
| 641 | struct firmware_work *fw_work = arg; | 626 | struct firmware_work *fw_work = arg; |
| 642 | const struct firmware *fw; | 627 | const struct firmware *fw; |
| 643 | int ret; | 628 | int ret; |
| 629 | |||
| 644 | if (!arg) { | 630 | if (!arg) { |
| 645 | WARN_ON(1); | 631 | WARN_ON(1); |
| 646 | return 0; | 632 | return 0; |
| 647 | } | 633 | } |
| 648 | ret = _request_firmware(&fw, fw_work->name, fw_work->device, | ||
| 649 | fw_work->uevent, true); | ||
| 650 | 634 | ||
| 635 | ret = _request_firmware(&fw, fw_work->name, fw_work->device, | ||
| 636 | fw_work->uevent, true); | ||
| 651 | fw_work->cont(fw, fw_work->context); | 637 | fw_work->cont(fw, fw_work->context); |
| 652 | 638 | ||
| 653 | module_put(fw_work->module); | 639 | module_put(fw_work->module); |
| 654 | kfree(fw_work); | 640 | kfree(fw_work); |
| 641 | |||
| 655 | return ret; | 642 | return ret; |
| 656 | } | 643 | } |
| 657 | 644 | ||
| @@ -679,34 +666,33 @@ request_firmware_nowait( | |||
| 679 | void (*cont)(const struct firmware *fw, void *context)) | 666 | void (*cont)(const struct firmware *fw, void *context)) |
| 680 | { | 667 | { |
| 681 | struct task_struct *task; | 668 | struct task_struct *task; |
| 682 | struct firmware_work *fw_work = kmalloc(sizeof (struct firmware_work), | 669 | struct firmware_work *fw_work; |
| 683 | gfp); | ||
| 684 | 670 | ||
| 671 | fw_work = kzalloc(sizeof (struct firmware_work), gfp); | ||
| 685 | if (!fw_work) | 672 | if (!fw_work) |
| 686 | return -ENOMEM; | 673 | return -ENOMEM; |
| 674 | |||
| 675 | fw_work->module = module; | ||
| 676 | fw_work->name = name; | ||
| 677 | fw_work->device = device; | ||
| 678 | fw_work->context = context; | ||
| 679 | fw_work->cont = cont; | ||
| 680 | fw_work->uevent = uevent; | ||
| 681 | |||
| 687 | if (!try_module_get(module)) { | 682 | if (!try_module_get(module)) { |
| 688 | kfree(fw_work); | 683 | kfree(fw_work); |
| 689 | return -EFAULT; | 684 | return -EFAULT; |
| 690 | } | 685 | } |
| 691 | 686 | ||
| 692 | *fw_work = (struct firmware_work) { | ||
| 693 | .module = module, | ||
| 694 | .name = name, | ||
| 695 | .device = device, | ||
| 696 | .context = context, | ||
| 697 | .cont = cont, | ||
| 698 | .uevent = uevent, | ||
| 699 | }; | ||
| 700 | |||
| 701 | task = kthread_run(request_firmware_work_func, fw_work, | 687 | task = kthread_run(request_firmware_work_func, fw_work, |
| 702 | "firmware/%s", name); | 688 | "firmware/%s", name); |
| 703 | |||
| 704 | if (IS_ERR(task)) { | 689 | if (IS_ERR(task)) { |
| 705 | fw_work->cont(NULL, fw_work->context); | 690 | fw_work->cont(NULL, fw_work->context); |
| 706 | module_put(fw_work->module); | 691 | module_put(fw_work->module); |
| 707 | kfree(fw_work); | 692 | kfree(fw_work); |
| 708 | return PTR_ERR(task); | 693 | return PTR_ERR(task); |
| 709 | } | 694 | } |
| 695 | |||
| 710 | return 0; | 696 | return 0; |
| 711 | } | 697 | } |
| 712 | 698 | ||
diff --git a/drivers/base/node.c b/drivers/base/node.c index 2bdd8a94ec94..2872e86837b2 100644 --- a/drivers/base/node.c +++ b/drivers/base/node.c | |||
| @@ -66,8 +66,7 @@ static ssize_t node_read_meminfo(struct sys_device * dev, | |||
| 66 | struct sysinfo i; | 66 | struct sysinfo i; |
| 67 | 67 | ||
| 68 | si_meminfo_node(&i, nid); | 68 | si_meminfo_node(&i, nid); |
| 69 | 69 | n = sprintf(buf, | |
| 70 | n = sprintf(buf, "\n" | ||
| 71 | "Node %d MemTotal: %8lu kB\n" | 70 | "Node %d MemTotal: %8lu kB\n" |
| 72 | "Node %d MemFree: %8lu kB\n" | 71 | "Node %d MemFree: %8lu kB\n" |
| 73 | "Node %d MemUsed: %8lu kB\n" | 72 | "Node %d MemUsed: %8lu kB\n" |
| @@ -78,13 +77,33 @@ static ssize_t node_read_meminfo(struct sys_device * dev, | |||
| 78 | "Node %d Active(file): %8lu kB\n" | 77 | "Node %d Active(file): %8lu kB\n" |
| 79 | "Node %d Inactive(file): %8lu kB\n" | 78 | "Node %d Inactive(file): %8lu kB\n" |
| 80 | "Node %d Unevictable: %8lu kB\n" | 79 | "Node %d Unevictable: %8lu kB\n" |
| 81 | "Node %d Mlocked: %8lu kB\n" | 80 | "Node %d Mlocked: %8lu kB\n", |
| 81 | nid, K(i.totalram), | ||
| 82 | nid, K(i.freeram), | ||
| 83 | nid, K(i.totalram - i.freeram), | ||
| 84 | nid, K(node_page_state(nid, NR_ACTIVE_ANON) + | ||
| 85 | node_page_state(nid, NR_ACTIVE_FILE)), | ||
| 86 | nid, K(node_page_state(nid, NR_INACTIVE_ANON) + | ||
| 87 | node_page_state(nid, NR_INACTIVE_FILE)), | ||
| 88 | nid, K(node_page_state(nid, NR_ACTIVE_ANON)), | ||
| 89 | nid, K(node_page_state(nid, NR_INACTIVE_ANON)), | ||
| 90 | nid, K(node_page_state(nid, NR_ACTIVE_FILE)), | ||
| 91 | nid, K(node_page_state(nid, NR_INACTIVE_FILE)), | ||
| 92 | nid, K(node_page_state(nid, NR_UNEVICTABLE)), | ||
| 93 | nid, K(node_page_state(nid, NR_MLOCK))); | ||
| 94 | |||
| 82 | #ifdef CONFIG_HIGHMEM | 95 | #ifdef CONFIG_HIGHMEM |
| 96 | n += sprintf(buf + n, | ||
| 83 | "Node %d HighTotal: %8lu kB\n" | 97 | "Node %d HighTotal: %8lu kB\n" |
| 84 | "Node %d HighFree: %8lu kB\n" | 98 | "Node %d HighFree: %8lu kB\n" |
| 85 | "Node %d LowTotal: %8lu kB\n" | 99 | "Node %d LowTotal: %8lu kB\n" |
| 86 | "Node %d LowFree: %8lu kB\n" | 100 | "Node %d LowFree: %8lu kB\n", |
| 101 | nid, K(i.totalhigh), | ||
| 102 | nid, K(i.freehigh), | ||
| 103 | nid, K(i.totalram - i.totalhigh), | ||
| 104 | nid, K(i.freeram - i.freehigh)); | ||
| 87 | #endif | 105 | #endif |
| 106 | n += sprintf(buf + n, | ||
| 88 | "Node %d Dirty: %8lu kB\n" | 107 | "Node %d Dirty: %8lu kB\n" |
| 89 | "Node %d Writeback: %8lu kB\n" | 108 | "Node %d Writeback: %8lu kB\n" |
| 90 | "Node %d FilePages: %8lu kB\n" | 109 | "Node %d FilePages: %8lu kB\n" |
| @@ -99,25 +118,6 @@ static ssize_t node_read_meminfo(struct sys_device * dev, | |||
| 99 | "Node %d Slab: %8lu kB\n" | 118 | "Node %d Slab: %8lu kB\n" |
| 100 | "Node %d SReclaimable: %8lu kB\n" | 119 | "Node %d SReclaimable: %8lu kB\n" |
| 101 | "Node %d SUnreclaim: %8lu kB\n", | 120 | "Node %d SUnreclaim: %8lu kB\n", |
| 102 | nid, K(i.totalram), | ||
| 103 | nid, K(i.freeram), | ||
| 104 | nid, K(i.totalram - i.freeram), | ||
| 105 | nid, K(node_page_state(nid, NR_ACTIVE_ANON) + | ||
| 106 | node_page_state(nid, NR_ACTIVE_FILE)), | ||
| 107 | nid, K(node_page_state(nid, NR_INACTIVE_ANON) + | ||
| 108 | node_page_state(nid, NR_INACTIVE_FILE)), | ||
| 109 | nid, K(node_page_state(nid, NR_ACTIVE_ANON)), | ||
| 110 | nid, K(node_page_state(nid, NR_INACTIVE_ANON)), | ||
| 111 | nid, K(node_page_state(nid, NR_ACTIVE_FILE)), | ||
| 112 | nid, K(node_page_state(nid, NR_INACTIVE_FILE)), | ||
| 113 | nid, K(node_page_state(nid, NR_UNEVICTABLE)), | ||
| 114 | nid, K(node_page_state(nid, NR_MLOCK)), | ||
| 115 | #ifdef CONFIG_HIGHMEM | ||
| 116 | nid, K(i.totalhigh), | ||
| 117 | nid, K(i.freehigh), | ||
| 118 | nid, K(i.totalram - i.totalhigh), | ||
| 119 | nid, K(i.freeram - i.freehigh), | ||
| 120 | #endif | ||
| 121 | nid, K(node_page_state(nid, NR_FILE_DIRTY)), | 121 | nid, K(node_page_state(nid, NR_FILE_DIRTY)), |
| 122 | nid, K(node_page_state(nid, NR_WRITEBACK)), | 122 | nid, K(node_page_state(nid, NR_WRITEBACK)), |
| 123 | nid, K(node_page_state(nid, NR_FILE_PAGES)), | 123 | nid, K(node_page_state(nid, NR_FILE_PAGES)), |
diff --git a/drivers/base/platform.c b/drivers/base/platform.c index f699fabf403b..c6c933f58102 100644 --- a/drivers/base/platform.c +++ b/drivers/base/platform.c | |||
| @@ -192,13 +192,13 @@ int platform_device_add_resources(struct platform_device *pdev, | |||
| 192 | { | 192 | { |
| 193 | struct resource *r; | 193 | struct resource *r; |
| 194 | 194 | ||
| 195 | r = kmalloc(sizeof(struct resource) * num, GFP_KERNEL); | 195 | r = kmemdup(res, sizeof(struct resource) * num, GFP_KERNEL); |
| 196 | if (r) { | 196 | if (r) { |
| 197 | memcpy(r, res, sizeof(struct resource) * num); | ||
| 198 | pdev->resource = r; | 197 | pdev->resource = r; |
| 199 | pdev->num_resources = num; | 198 | pdev->num_resources = num; |
| 199 | return 0; | ||
| 200 | } | 200 | } |
| 201 | return r ? 0 : -ENOMEM; | 201 | return -ENOMEM; |
| 202 | } | 202 | } |
| 203 | EXPORT_SYMBOL_GPL(platform_device_add_resources); | 203 | EXPORT_SYMBOL_GPL(platform_device_add_resources); |
| 204 | 204 | ||
| @@ -345,108 +345,56 @@ void platform_device_unregister(struct platform_device *pdev) | |||
| 345 | EXPORT_SYMBOL_GPL(platform_device_unregister); | 345 | EXPORT_SYMBOL_GPL(platform_device_unregister); |
| 346 | 346 | ||
| 347 | /** | 347 | /** |
| 348 | * platform_device_register_simple - add a platform-level device and its resources | 348 | * platform_device_register_resndata - add a platform-level device with |
| 349 | * @name: base name of the device we're adding | 349 | * resources and platform-specific data |
| 350 | * @id: instance id | ||
| 351 | * @res: set of resources that needs to be allocated for the device | ||
| 352 | * @num: number of resources | ||
| 353 | * | ||
| 354 | * This function creates a simple platform device that requires minimal | ||
| 355 | * resource and memory management. Canned release function freeing memory | ||
| 356 | * allocated for the device allows drivers using such devices to be | ||
| 357 | * unloaded without waiting for the last reference to the device to be | ||
| 358 | * dropped. | ||
| 359 | * | ||
| 360 | * This interface is primarily intended for use with legacy drivers which | ||
| 361 | * probe hardware directly. Because such drivers create sysfs device nodes | ||
| 362 | * themselves, rather than letting system infrastructure handle such device | ||
| 363 | * enumeration tasks, they don't fully conform to the Linux driver model. | ||
| 364 | * In particular, when such drivers are built as modules, they can't be | ||
| 365 | * "hotplugged". | ||
| 366 | * | 350 | * |
| 367 | * Returns &struct platform_device pointer on success, or ERR_PTR() on error. | ||
| 368 | */ | ||
| 369 | struct platform_device *platform_device_register_simple(const char *name, | ||
| 370 | int id, | ||
| 371 | const struct resource *res, | ||
| 372 | unsigned int num) | ||
| 373 | { | ||
| 374 | struct platform_device *pdev; | ||
| 375 | int retval; | ||
| 376 | |||
| 377 | pdev = platform_device_alloc(name, id); | ||
| 378 | if (!pdev) { | ||
| 379 | retval = -ENOMEM; | ||
| 380 | goto error; | ||
| 381 | } | ||
| 382 | |||
| 383 | if (num) { | ||
| 384 | retval = platform_device_add_resources(pdev, res, num); | ||
| 385 | if (retval) | ||
| 386 | goto error; | ||
| 387 | } | ||
| 388 | |||
| 389 | retval = platform_device_add(pdev); | ||
| 390 | if (retval) | ||
| 391 | goto error; | ||
| 392 | |||
| 393 | return pdev; | ||
| 394 | |||
| 395 | error: | ||
| 396 | platform_device_put(pdev); | ||
| 397 | return ERR_PTR(retval); | ||
| 398 | } | ||
| 399 | EXPORT_SYMBOL_GPL(platform_device_register_simple); | ||
| 400 | |||
| 401 | /** | ||
| 402 | * platform_device_register_data - add a platform-level device with platform-specific data | ||
| 403 | * @parent: parent device for the device we're adding | 351 | * @parent: parent device for the device we're adding |
| 404 | * @name: base name of the device we're adding | 352 | * @name: base name of the device we're adding |
| 405 | * @id: instance id | 353 | * @id: instance id |
| 354 | * @res: set of resources that needs to be allocated for the device | ||
| 355 | * @num: number of resources | ||
| 406 | * @data: platform specific data for this platform device | 356 | * @data: platform specific data for this platform device |
| 407 | * @size: size of platform specific data | 357 | * @size: size of platform specific data |
| 408 | * | 358 | * |
| 409 | * This function creates a simple platform device that requires minimal | ||
| 410 | * resource and memory management. Canned release function freeing memory | ||
| 411 | * allocated for the device allows drivers using such devices to be | ||
| 412 | * unloaded without waiting for the last reference to the device to be | ||
| 413 | * dropped. | ||
| 414 | * | ||
| 415 | * Returns &struct platform_device pointer on success, or ERR_PTR() on error. | 359 | * Returns &struct platform_device pointer on success, or ERR_PTR() on error. |
| 416 | */ | 360 | */ |
| 417 | struct platform_device *platform_device_register_data( | 361 | struct platform_device *__init_or_module platform_device_register_resndata( |
| 418 | struct device *parent, | 362 | struct device *parent, |
| 419 | const char *name, int id, | 363 | const char *name, int id, |
| 364 | const struct resource *res, unsigned int num, | ||
| 420 | const void *data, size_t size) | 365 | const void *data, size_t size) |
| 421 | { | 366 | { |
| 367 | int ret = -ENOMEM; | ||
| 422 | struct platform_device *pdev; | 368 | struct platform_device *pdev; |
| 423 | int retval; | ||
| 424 | 369 | ||
| 425 | pdev = platform_device_alloc(name, id); | 370 | pdev = platform_device_alloc(name, id); |
| 426 | if (!pdev) { | 371 | if (!pdev) |
| 427 | retval = -ENOMEM; | 372 | goto err; |
| 428 | goto error; | ||
| 429 | } | ||
| 430 | 373 | ||
| 431 | pdev->dev.parent = parent; | 374 | pdev->dev.parent = parent; |
| 432 | 375 | ||
| 433 | if (size) { | 376 | if (res) { |
| 434 | retval = platform_device_add_data(pdev, data, size); | 377 | ret = platform_device_add_resources(pdev, res, num); |
| 435 | if (retval) | 378 | if (ret) |
| 436 | goto error; | 379 | goto err; |
| 437 | } | 380 | } |
| 438 | 381 | ||
| 439 | retval = platform_device_add(pdev); | 382 | if (data) { |
| 440 | if (retval) | 383 | ret = platform_device_add_data(pdev, data, size); |
| 441 | goto error; | 384 | if (ret) |
| 385 | goto err; | ||
| 386 | } | ||
| 442 | 387 | ||
| 443 | return pdev; | 388 | ret = platform_device_add(pdev); |
| 389 | if (ret) { | ||
| 390 | err: | ||
| 391 | platform_device_put(pdev); | ||
| 392 | return ERR_PTR(ret); | ||
| 393 | } | ||
| 444 | 394 | ||
| 445 | error: | 395 | return pdev; |
| 446 | platform_device_put(pdev); | ||
| 447 | return ERR_PTR(retval); | ||
| 448 | } | 396 | } |
| 449 | EXPORT_SYMBOL_GPL(platform_device_register_data); | 397 | EXPORT_SYMBOL_GPL(platform_device_register_resndata); |
| 450 | 398 | ||
| 451 | static int platform_drv_probe(struct device *_dev) | 399 | static int platform_drv_probe(struct device *_dev) |
| 452 | { | 400 | { |
