ida_alloc() and ida_free() should be preferred to the deprecated ida_simple_get() and ida_simple_remove().
Note that the upper limit of ida_simple_get() is exclusive, but the one of ida_alloc_range()/ida_alloc_max() is inclusive. So a -1 has been added when needed.
Signed-off-by: Christophe JAILLET christophe.jaillet@wanadoo.fr Reviewed-by: Alex Elder elder@linaro.org --- Changes in v2: - Fix a typo in the commit message - Add R-b tag --- drivers/staging/greybus/audio_manager.c | 8 ++++---- drivers/staging/greybus/authentication.c | 6 +++--- drivers/staging/greybus/fw-download.c | 7 +++---- drivers/staging/greybus/fw-management.c | 20 +++++++++----------- drivers/staging/greybus/gbphy.c | 6 +++--- drivers/staging/greybus/loopback.c | 6 +++--- drivers/staging/greybus/raw.c | 6 +++--- drivers/staging/greybus/vibrator.c | 6 +++--- 8 files changed, 31 insertions(+), 34 deletions(-)
diff --git a/drivers/staging/greybus/audio_manager.c b/drivers/staging/greybus/audio_manager.c index 9a3f7c034ab4..fa43d35bbcec 100644 --- a/drivers/staging/greybus/audio_manager.c +++ b/drivers/staging/greybus/audio_manager.c @@ -44,14 +44,14 @@ int gb_audio_manager_add(struct gb_audio_manager_module_descriptor *desc) int id; int err;
- id = ida_simple_get(&module_id, 0, 0, GFP_KERNEL); + id = ida_alloc(&module_id, GFP_KERNEL); if (id < 0) return id;
err = gb_audio_manager_module_create(&module, manager_kset, id, desc); if (err) { - ida_simple_remove(&module_id, id); + ida_free(&module_id, id); return err; }
@@ -78,7 +78,7 @@ int gb_audio_manager_remove(int id) list_del(&module->list); kobject_put(&module->kobj); up_write(&modules_rwsem); - ida_simple_remove(&module_id, id); + ida_free(&module_id, id); return 0; } EXPORT_SYMBOL_GPL(gb_audio_manager_remove); @@ -92,7 +92,7 @@ void gb_audio_manager_remove_all(void)
list_for_each_entry_safe(module, next, &modules_list, list) { list_del(&module->list); - ida_simple_remove(&module_id, module->id); + ida_free(&module_id, module->id); kobject_put(&module->kobj); }
diff --git a/drivers/staging/greybus/authentication.c b/drivers/staging/greybus/authentication.c index b67315641d18..d53e58f92e81 100644 --- a/drivers/staging/greybus/authentication.c +++ b/drivers/staging/greybus/authentication.c @@ -324,7 +324,7 @@ int gb_cap_connection_init(struct gb_connection *connection) if (ret) goto err_list_del;
- minor = ida_simple_get(&cap_minors_map, 0, NUM_MINORS, GFP_KERNEL); + minor = ida_alloc_max(&cap_minors_map, NUM_MINORS - 1, GFP_KERNEL); if (minor < 0) { ret = minor; goto err_connection_disable; @@ -351,7 +351,7 @@ int gb_cap_connection_init(struct gb_connection *connection) err_del_cdev: cdev_del(&cap->cdev); err_remove_ida: - ida_simple_remove(&cap_minors_map, minor); + ida_free(&cap_minors_map, minor); err_connection_disable: gb_connection_disable(connection); err_list_del: @@ -375,7 +375,7 @@ void gb_cap_connection_exit(struct gb_connection *connection)
device_destroy(&cap_class, cap->dev_num); cdev_del(&cap->cdev); - ida_simple_remove(&cap_minors_map, MINOR(cap->dev_num)); + ida_free(&cap_minors_map, MINOR(cap->dev_num));
/* * Disallow any new ioctl operations on the char device and wait for diff --git a/drivers/staging/greybus/fw-download.c b/drivers/staging/greybus/fw-download.c index 543692c567f9..2a5c6d1b049c 100644 --- a/drivers/staging/greybus/fw-download.c +++ b/drivers/staging/greybus/fw-download.c @@ -63,8 +63,7 @@ static void fw_req_release(struct kref *kref) * just hope that it never happens. */ if (!fw_req->timedout) - ida_simple_remove(&fw_req->fw_download->id_map, - fw_req->firmware_id); + ida_free(&fw_req->fw_download->id_map, fw_req->firmware_id);
kfree(fw_req); } @@ -171,7 +170,7 @@ static struct fw_request *find_firmware(struct fw_download *fw_download, return ERR_PTR(-ENOMEM);
/* Allocate ids from 1 to 255 (u8-max), 0 is an invalid id */ - ret = ida_simple_get(&fw_download->id_map, 1, 256, GFP_KERNEL); + ret = ida_alloc_range(&fw_download->id_map, 1, 255, GFP_KERNEL); if (ret < 0) { dev_err(fw_download->parent, "failed to allocate firmware id (%d)\n", ret); @@ -212,7 +211,7 @@ static struct fw_request *find_firmware(struct fw_download *fw_download, return fw_req;
err_free_id: - ida_simple_remove(&fw_download->id_map, fw_req->firmware_id); + ida_free(&fw_download->id_map, fw_req->firmware_id); err_free_req: kfree(fw_req);
diff --git a/drivers/staging/greybus/fw-management.c b/drivers/staging/greybus/fw-management.c index 93137a3c4907..3054f084d777 100644 --- a/drivers/staging/greybus/fw-management.c +++ b/drivers/staging/greybus/fw-management.c @@ -165,7 +165,7 @@ static int fw_mgmt_load_and_validate_operation(struct fw_mgmt *fw_mgmt, }
/* Allocate ids from 1 to 255 (u8-max), 0 is an invalid id */ - ret = ida_simple_get(&fw_mgmt->id_map, 1, 256, GFP_KERNEL); + ret = ida_alloc_range(&fw_mgmt->id_map, 1, 255, GFP_KERNEL); if (ret < 0) { dev_err(fw_mgmt->parent, "failed to allocate request id (%d)\n", ret); @@ -180,8 +180,7 @@ static int fw_mgmt_load_and_validate_operation(struct fw_mgmt *fw_mgmt, GB_FW_MGMT_TYPE_LOAD_AND_VALIDATE_FW, &request, sizeof(request), NULL, 0); if (ret) { - ida_simple_remove(&fw_mgmt->id_map, - fw_mgmt->intf_fw_request_id); + ida_free(&fw_mgmt->id_map, fw_mgmt->intf_fw_request_id); fw_mgmt->intf_fw_request_id = 0; dev_err(fw_mgmt->parent, "load and validate firmware request failed (%d)\n", @@ -220,7 +219,7 @@ static int fw_mgmt_interface_fw_loaded_operation(struct gb_operation *op) return -ENODEV; }
- ida_simple_remove(&fw_mgmt->id_map, fw_mgmt->intf_fw_request_id); + ida_free(&fw_mgmt->id_map, fw_mgmt->intf_fw_request_id); fw_mgmt->intf_fw_request_id = 0; fw_mgmt->intf_fw_status = request->status; fw_mgmt->intf_fw_major = le16_to_cpu(request->major); @@ -316,7 +315,7 @@ static int fw_mgmt_backend_fw_update_operation(struct fw_mgmt *fw_mgmt, }
/* Allocate ids from 1 to 255 (u8-max), 0 is an invalid id */ - ret = ida_simple_get(&fw_mgmt->id_map, 1, 256, GFP_KERNEL); + ret = ida_alloc_range(&fw_mgmt->id_map, 1, 255, GFP_KERNEL); if (ret < 0) { dev_err(fw_mgmt->parent, "failed to allocate request id (%d)\n", ret); @@ -330,8 +329,7 @@ static int fw_mgmt_backend_fw_update_operation(struct fw_mgmt *fw_mgmt, GB_FW_MGMT_TYPE_BACKEND_FW_UPDATE, &request, sizeof(request), NULL, 0); if (ret) { - ida_simple_remove(&fw_mgmt->id_map, - fw_mgmt->backend_fw_request_id); + ida_free(&fw_mgmt->id_map, fw_mgmt->backend_fw_request_id); fw_mgmt->backend_fw_request_id = 0; dev_err(fw_mgmt->parent, "backend %s firmware update request failed (%d)\n", tag, @@ -369,7 +367,7 @@ static int fw_mgmt_backend_fw_updated_operation(struct gb_operation *op) return -ENODEV; }
- ida_simple_remove(&fw_mgmt->id_map, fw_mgmt->backend_fw_request_id); + ida_free(&fw_mgmt->id_map, fw_mgmt->backend_fw_request_id); fw_mgmt->backend_fw_request_id = 0; fw_mgmt->backend_fw_status = request->status;
@@ -617,7 +615,7 @@ int gb_fw_mgmt_connection_init(struct gb_connection *connection) if (ret) goto err_list_del;
- minor = ida_simple_get(&fw_mgmt_minors_map, 0, NUM_MINORS, GFP_KERNEL); + minor = ida_alloc_max(&fw_mgmt_minors_map, NUM_MINORS - 1, GFP_KERNEL); if (minor < 0) { ret = minor; goto err_connection_disable; @@ -645,7 +643,7 @@ int gb_fw_mgmt_connection_init(struct gb_connection *connection) err_del_cdev: cdev_del(&fw_mgmt->cdev); err_remove_ida: - ida_simple_remove(&fw_mgmt_minors_map, minor); + ida_free(&fw_mgmt_minors_map, minor); err_connection_disable: gb_connection_disable(connection); err_list_del: @@ -669,7 +667,7 @@ void gb_fw_mgmt_connection_exit(struct gb_connection *connection)
device_destroy(&fw_mgmt_class, fw_mgmt->dev_num); cdev_del(&fw_mgmt->cdev); - ida_simple_remove(&fw_mgmt_minors_map, MINOR(fw_mgmt->dev_num)); + ida_free(&fw_mgmt_minors_map, MINOR(fw_mgmt->dev_num));
/* * Disallow any new ioctl operations on the char device and wait for diff --git a/drivers/staging/greybus/gbphy.c b/drivers/staging/greybus/gbphy.c index 6a7d8cf2a1eb..93b74a236ab1 100644 --- a/drivers/staging/greybus/gbphy.c +++ b/drivers/staging/greybus/gbphy.c @@ -46,7 +46,7 @@ static void gbphy_dev_release(struct device *dev) { struct gbphy_device *gbphy_dev = to_gbphy_dev(dev);
- ida_simple_remove(&gbphy_id, gbphy_dev->id); + ida_free(&gbphy_id, gbphy_dev->id); kfree(gbphy_dev); }
@@ -225,13 +225,13 @@ static struct gbphy_device *gb_gbphy_create_dev(struct gb_bundle *bundle, int retval; int id;
- id = ida_simple_get(&gbphy_id, 1, 0, GFP_KERNEL); + id = ida_alloc_min(&gbphy_id, 1, GFP_KERNEL); if (id < 0) return ERR_PTR(id);
gbphy_dev = kzalloc(sizeof(*gbphy_dev), GFP_KERNEL); if (!gbphy_dev) { - ida_simple_remove(&gbphy_id, id); + ida_free(&gbphy_id, id); return ERR_PTR(-ENOMEM); }
diff --git a/drivers/staging/greybus/loopback.c b/drivers/staging/greybus/loopback.c index d7b39f3bb652..bb33379b5297 100644 --- a/drivers/staging/greybus/loopback.c +++ b/drivers/staging/greybus/loopback.c @@ -1028,7 +1028,7 @@ static int gb_loopback_probe(struct gb_bundle *bundle, gb->file = debugfs_create_file(name, S_IFREG | 0444, gb_dev.root, gb, &gb_loopback_dbgfs_latency_fops);
- gb->id = ida_simple_get(&loopback_ida, 0, 0, GFP_KERNEL); + gb->id = ida_alloc(&loopback_ida, GFP_KERNEL); if (gb->id < 0) { retval = gb->id; goto out_debugfs_remove; @@ -1079,7 +1079,7 @@ static int gb_loopback_probe(struct gb_bundle *bundle, out_connection_disable: gb_connection_disable(connection); out_ida_remove: - ida_simple_remove(&loopback_ida, gb->id); + ida_free(&loopback_ida, gb->id); out_debugfs_remove: debugfs_remove(gb->file); out_connection_destroy: @@ -1121,7 +1121,7 @@ static void gb_loopback_disconnect(struct gb_bundle *bundle) spin_unlock_irqrestore(&gb_dev.lock, flags);
device_unregister(gb->dev); - ida_simple_remove(&loopback_ida, gb->id); + ida_free(&loopback_ida, gb->id);
gb_connection_destroy(gb->connection); kfree(gb); diff --git a/drivers/staging/greybus/raw.c b/drivers/staging/greybus/raw.c index b9c6eff7cdc1..836d35e5fa85 100644 --- a/drivers/staging/greybus/raw.c +++ b/drivers/staging/greybus/raw.c @@ -181,7 +181,7 @@ static int gb_raw_probe(struct gb_bundle *bundle, raw->connection = connection; greybus_set_drvdata(bundle, raw);
- minor = ida_simple_get(&minors, 0, 0, GFP_KERNEL); + minor = ida_alloc(&minors, GFP_KERNEL); if (minor < 0) { retval = minor; goto error_connection_destroy; @@ -214,7 +214,7 @@ static int gb_raw_probe(struct gb_bundle *bundle, gb_connection_disable(connection);
error_remove_ida: - ida_simple_remove(&minors, minor); + ida_free(&minors, minor);
error_connection_destroy: gb_connection_destroy(connection); @@ -235,7 +235,7 @@ static void gb_raw_disconnect(struct gb_bundle *bundle) device_destroy(&raw_class, raw->dev); cdev_del(&raw->cdev); gb_connection_disable(connection); - ida_simple_remove(&minors, MINOR(raw->dev)); + ida_free(&minors, MINOR(raw->dev)); gb_connection_destroy(connection);
mutex_lock(&raw->list_lock); diff --git a/drivers/staging/greybus/vibrator.c b/drivers/staging/greybus/vibrator.c index 227e18d92a95..89bef8045549 100644 --- a/drivers/staging/greybus/vibrator.c +++ b/drivers/staging/greybus/vibrator.c @@ -153,7 +153,7 @@ static int gb_vibrator_probe(struct gb_bundle *bundle, * there is a "real" device somewhere in the kernel for this, but I * can't find it at the moment... */ - vib->minor = ida_simple_get(&minors, 0, 0, GFP_KERNEL); + vib->minor = ida_alloc(&minors, GFP_KERNEL); if (vib->minor < 0) { retval = vib->minor; goto err_connection_disable; @@ -173,7 +173,7 @@ static int gb_vibrator_probe(struct gb_bundle *bundle, return 0;
err_ida_remove: - ida_simple_remove(&minors, vib->minor); + ida_free(&minors, vib->minor); err_connection_disable: gb_connection_disable(connection); err_connection_destroy: @@ -197,7 +197,7 @@ static void gb_vibrator_disconnect(struct gb_bundle *bundle) turn_off(vib);
device_unregister(vib->dev); - ida_simple_remove(&minors, vib->minor); + ida_free(&minors, vib->minor); gb_connection_disable(vib->connection); gb_connection_destroy(vib->connection); kfree(vib);