drivers/char/ipmi/ipmb_dev_int.c

100

queue_elem = list_first_entry(&ipmb_dev->request_queue,

drivers/char/ipmi/ipmb_dev_int.c

105

atomic_dec(&ipmb_dev->request_queue_len);

drivers/char/ipmi/ipmb_dev_int.c

107

spin_unlock_irq(&ipmb_dev->lock);

drivers/char/ipmi/ipmb_dev_int.c

138

struct ipmb_dev *ipmb_dev = to_ipmb_dev(file);

drivers/char/ipmi/ipmb_dev_int.c

157

if (ipmb_dev->is_i2c_protocol) {

drivers/char/ipmi/ipmb_dev_int.c

158

ret = ipmb_i2c_write(ipmb_dev->client, msg, rq_sa);

drivers/char/ipmi/ipmb_dev_int.c

167

temp_client = kmemdup(ipmb_dev->client, sizeof(*temp_client), GFP_KERNEL);

drivers/char/ipmi/ipmb_dev_int.c

182

struct ipmb_dev *ipmb_dev = to_ipmb_dev(file);

drivers/char/ipmi/ipmb_dev_int.c

185

mutex_lock(&ipmb_dev->file_mutex);

drivers/char/ipmi/ipmb_dev_int.c

186

poll_wait(file, &ipmb_dev->wait_queue, wait);

drivers/char/ipmi/ipmb_dev_int.c

188

if (atomic_read(&ipmb_dev->request_queue_len))

drivers/char/ipmi/ipmb_dev_int.c

190

mutex_unlock(&ipmb_dev->file_mutex);

drivers/char/ipmi/ipmb_dev_int.c

203

static void ipmb_handle_request(struct ipmb_dev *ipmb_dev)

drivers/char/ipmi/ipmb_dev_int.c

207

if (atomic_read(&ipmb_dev->request_queue_len) >=

drivers/char/ipmi/ipmb_dev_int.c

215

memcpy(&queue_elem->request, &ipmb_dev->request,

drivers/char/ipmi/ipmb_dev_int.c

217

list_add(&queue_elem->list, &ipmb_dev->request_queue);

drivers/char/ipmi/ipmb_dev_int.c

218

atomic_inc(&ipmb_dev->request_queue_len);

drivers/char/ipmi/ipmb_dev_int.c

219

wake_up_all(&ipmb_dev->wait_queue);

drivers/char/ipmi/ipmb_dev_int.c

222

static u8 ipmb_verify_checksum1(struct ipmb_dev *ipmb_dev, u8 rs_sa)

drivers/char/ipmi/ipmb_dev_int.c

225

return (rs_sa + ipmb_dev->request.netfn_rs_lun +

drivers/char/ipmi/ipmb_dev_int.c

226

ipmb_dev->request.checksum1);

drivers/char/ipmi/ipmb_dev_int.c

233

static bool is_ipmb_msg(struct ipmb_dev *ipmb_dev, u8 rs_sa)

drivers/char/ipmi/ipmb_dev_int.c

235

if ((ipmb_dev->msg_idx >= IPMB_REQUEST_LEN_MIN) &&

drivers/char/ipmi/ipmb_dev_int.c

236

(!ipmb_verify_checksum1(ipmb_dev, rs_sa)))

drivers/char/ipmi/ipmb_dev_int.c

252

struct ipmb_dev *ipmb_dev = i2c_get_clientdata(client);

drivers/char/ipmi/ipmb_dev_int.c

253

u8 *buf = (u8 *)&ipmb_dev->request;

drivers/char/ipmi/ipmb_dev_int.c

256

spin_lock_irqsave(&ipmb_dev->lock, flags);

drivers/char/ipmi/ipmb_dev_int.c

259

memset(&ipmb_dev->request, 0, sizeof(ipmb_dev->request));

drivers/char/ipmi/ipmb_dev_int.c

260

ipmb_dev->msg_idx = 0;

drivers/char/ipmi/ipmb_dev_int.c

278

buf[++ipmb_dev->msg_idx] = GET_8BIT_ADDR(client->addr);

drivers/char/ipmi/ipmb_dev_int.c

282

if (ipmb_dev->msg_idx >= sizeof(struct ipmb_msg) - 1)

drivers/char/ipmi/ipmb_dev_int.c

285

buf[++ipmb_dev->msg_idx] = *val;

drivers/char/ipmi/ipmb_dev_int.c

289

ipmb_dev->request.len = ipmb_dev->msg_idx;

drivers/char/ipmi/ipmb_dev_int.c

290

if (is_ipmb_msg(ipmb_dev, GET_8BIT_ADDR(client->addr)))

drivers/char/ipmi/ipmb_dev_int.c

291

ipmb_handle_request(ipmb_dev);

drivers/char/ipmi/ipmb_dev_int.c

297

spin_unlock_irqrestore(&ipmb_dev->lock, flags);

drivers/char/ipmi/ipmb_dev_int.c

304

struct ipmb_dev *ipmb_dev;

drivers/char/ipmi/ipmb_dev_int.c

307

ipmb_dev = devm_kzalloc(&client->dev, sizeof(*ipmb_dev),

drivers/char/ipmi/ipmb_dev_int.c

309

if (!ipmb_dev)

drivers/char/ipmi/ipmb_dev_int.c

312

spin_lock_init(&ipmb_dev->lock);

drivers/char/ipmi/ipmb_dev_int.c

313

init_waitqueue_head(&ipmb_dev->wait_queue);

drivers/char/ipmi/ipmb_dev_int.c

314

atomic_set(&ipmb_dev->request_queue_len, 0);

drivers/char/ipmi/ipmb_dev_int.c

315

INIT_LIST_HEAD(&ipmb_dev->request_queue);

drivers/char/ipmi/ipmb_dev_int.c

317

mutex_init(&ipmb_dev->file_mutex);

drivers/char/ipmi/ipmb_dev_int.c

319

ipmb_dev->miscdev.minor = MISC_DYNAMIC_MINOR;

drivers/char/ipmi/ipmb_dev_int.c

321

ipmb_dev->miscdev.name = devm_kasprintf(&client->dev, GFP_KERNEL,

drivers/char/ipmi/ipmb_dev_int.c

324

if (!ipmb_dev->miscdev.name)

drivers/char/ipmi/ipmb_dev_int.c

327

ipmb_dev->miscdev.fops = &ipmb_fops;

drivers/char/ipmi/ipmb_dev_int.c

328

ipmb_dev->miscdev.parent = &client->dev;

drivers/char/ipmi/ipmb_dev_int.c

329

ret = misc_register(&ipmb_dev->miscdev);

drivers/char/ipmi/ipmb_dev_int.c

333

ipmb_dev->is_i2c_protocol

drivers/char/ipmi/ipmb_dev_int.c

336

ipmb_dev->client = client;

drivers/char/ipmi/ipmb_dev_int.c

337

i2c_set_clientdata(client, ipmb_dev);

drivers/char/ipmi/ipmb_dev_int.c

340

misc_deregister(&ipmb_dev->miscdev);

drivers/char/ipmi/ipmb_dev_int.c

349

struct ipmb_dev *ipmb_dev = i2c_get_clientdata(client);

drivers/char/ipmi/ipmb_dev_int.c

352

misc_deregister(&ipmb_dev->miscdev);

drivers/char/ipmi/ipmb_dev_int.c

69

static inline struct ipmb_dev *to_ipmb_dev(struct file *file)

drivers/char/ipmi/ipmb_dev_int.c

71

return container_of(file->private_data, struct ipmb_dev, miscdev);

drivers/char/ipmi/ipmb_dev_int.c

77

struct ipmb_dev *ipmb_dev = to_ipmb_dev(file);

drivers/char/ipmi/ipmb_dev_int.c

84

spin_lock_irq(&ipmb_dev->lock);

drivers/char/ipmi/ipmb_dev_int.c

86

while (list_empty(&ipmb_dev->request_queue)) {

drivers/char/ipmi/ipmb_dev_int.c

87

spin_unlock_irq(&ipmb_dev->lock);

drivers/char/ipmi/ipmb_dev_int.c

92

ret = wait_event_interruptible(ipmb_dev->wait_queue,

drivers/char/ipmi/ipmb_dev_int.c

93

!list_empty(&ipmb_dev->request_queue));

drivers/char/ipmi/ipmb_dev_int.c

97

spin_lock_irq(&ipmb_dev->lock);