drivers/char/ipmi/ipmi_si_intf.c

1006

struct smi_info *smi_info = data;

drivers/char/ipmi/ipmi_si_intf.c

1015

spin_lock_irqsave(&(smi_info->si_lock), flags);

drivers/char/ipmi/ipmi_si_intf.c

1016

smi_result = smi_event_handler(smi_info, 0);

drivers/char/ipmi/ipmi_si_intf.c

1025

if (smi_result != SI_SM_IDLE && !smi_info->timer_running)

drivers/char/ipmi/ipmi_si_intf.c

1026

smi_mod_timer(smi_info, jiffies + SI_TIMEOUT_JIFFIES);

drivers/char/ipmi/ipmi_si_intf.c

1028

spin_unlock_irqrestore(&(smi_info->si_lock), flags);

drivers/char/ipmi/ipmi_si_intf.c

1029

busy_wait = ipmi_thread_busy_wait(smi_result, smi_info,

drivers/char/ipmi/ipmi_si_intf.c

1040

if (smi_info->in_maintenance_mode)

drivers/char/ipmi/ipmi_si_intf.c

1045

if (atomic_read(&smi_info->need_watch)) {

drivers/char/ipmi/ipmi_si_intf.c

1062

struct smi_info *smi_info = send_info;

drivers/char/ipmi/ipmi_si_intf.c

1064

bool run_to_completion = smi_info->run_to_completion;

drivers/char/ipmi/ipmi_si_intf.c

1072

spin_lock_irqsave(&smi_info->si_lock, flags);

drivers/char/ipmi/ipmi_si_intf.c

1073

smi_event_handler(smi_info, 10);

drivers/char/ipmi/ipmi_si_intf.c

1075

spin_unlock_irqrestore(&smi_info->si_lock, flags);

drivers/char/ipmi/ipmi_si_intf.c

1080

struct smi_info *smi_info = send_info;

drivers/char/ipmi/ipmi_si_intf.c

1082

if (!smi_info->has_event_buffer)

drivers/char/ipmi/ipmi_si_intf.c

1085

atomic_set(&smi_info->req_events, 1);

drivers/char/ipmi/ipmi_si_intf.c

1090

struct smi_info *smi_info = send_info;

drivers/char/ipmi/ipmi_si_intf.c

1096

atomic_set(&smi_info->need_watch, enable);

drivers/char/ipmi/ipmi_si_intf.c

1097

spin_lock_irqsave(&smi_info->si_lock, flags);

drivers/char/ipmi/ipmi_si_intf.c

1098

check_start_timer_thread(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

1099

spin_unlock_irqrestore(&smi_info->si_lock, flags);

drivers/char/ipmi/ipmi_si_intf.c

1104

struct smi_info *smi_info = timer_container_of(smi_info, t,

drivers/char/ipmi/ipmi_si_intf.c

1112

spin_lock_irqsave(&(smi_info->si_lock), flags);

drivers/char/ipmi/ipmi_si_intf.c

1113

debug_timestamp(smi_info, "Timer");

drivers/char/ipmi/ipmi_si_intf.c

1115

if (smi_info->si_state == SI_HOSED)

drivers/char/ipmi/ipmi_si_intf.c

1117

start_get_flags(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

1120

time_diff = (((long)jiffies_now - (long)smi_info->last_timeout_jiffies)

drivers/char/ipmi/ipmi_si_intf.c

1122

smi_result = smi_event_handler(smi_info, time_diff);

drivers/char/ipmi/ipmi_si_intf.c

1124

if (smi_info->si_state == SI_HOSED) {

drivers/char/ipmi/ipmi_si_intf.c

1126

} else if ((smi_info->io.irq) && (!smi_info->interrupt_disabled)) {

drivers/char/ipmi/ipmi_si_intf.c

1129

smi_inc_stat(smi_info, long_timeouts);

drivers/char/ipmi/ipmi_si_intf.c

1135

smi_inc_stat(smi_info, short_timeouts);

drivers/char/ipmi/ipmi_si_intf.c

1138

smi_inc_stat(smi_info, long_timeouts);

drivers/char/ipmi/ipmi_si_intf.c

1143

smi_mod_timer(smi_info, timeout);

drivers/char/ipmi/ipmi_si_intf.c

1145

smi_info->timer_running = false;

drivers/char/ipmi/ipmi_si_intf.c

1146

spin_unlock_irqrestore(&(smi_info->si_lock), flags);

drivers/char/ipmi/ipmi_si_intf.c

1151

struct smi_info *smi_info = data;

drivers/char/ipmi/ipmi_si_intf.c

1154

if (smi_info->io.si_info->type == SI_BT)

drivers/char/ipmi/ipmi_si_intf.c

1156

smi_info->io.outputb(&smi_info->io, IPMI_BT_INTMASK_REG,

drivers/char/ipmi/ipmi_si_intf.c

1160

spin_lock_irqsave(&(smi_info->si_lock), flags);

drivers/char/ipmi/ipmi_si_intf.c

1162

smi_inc_stat(smi_info, interrupts);

drivers/char/ipmi/ipmi_si_intf.c

1164

debug_timestamp(smi_info, "Interrupt");

drivers/char/ipmi/ipmi_si_intf.c

1166

smi_event_handler(smi_info, 0);

drivers/char/ipmi/ipmi_si_intf.c

1167

spin_unlock_irqrestore(&(smi_info->si_lock), flags);

drivers/char/ipmi/ipmi_si_intf.c

1174

struct smi_info *new_smi = send_info;

drivers/char/ipmi/ipmi_si_intf.c

1218

struct smi_info *smi = send_info;

drivers/char/ipmi/ipmi_si_intf.c

1230

struct smi_info *smi_info = send_info;

drivers/char/ipmi/ipmi_si_intf.c

1233

atomic_set(&smi_info->req_events, 0);

drivers/char/ipmi/ipmi_si_intf.c

1234

smi_info->in_maintenance_mode = enable;

drivers/char/ipmi/ipmi_si_intf.c

1314

static int wait_for_msg_done(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

1318

smi_result = smi_info->handlers->event(smi_info->si_sm, 0);

drivers/char/ipmi/ipmi_si_intf.c

1323

smi_result = smi_info->handlers->event(

drivers/char/ipmi/ipmi_si_intf.c

1324

smi_info->si_sm, jiffies_to_usecs(1));

drivers/char/ipmi/ipmi_si_intf.c

1326

smi_result = smi_info->handlers->event(

drivers/char/ipmi/ipmi_si_intf.c

1327

smi_info->si_sm, 0);

drivers/char/ipmi/ipmi_si_intf.c

1341

static int try_get_dev_id(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

1361

smi_info->handlers->start_transaction(smi_info->si_sm, msg, 2);

drivers/char/ipmi/ipmi_si_intf.c

1363

rv = wait_for_msg_done(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

1367

resp_len = smi_info->handlers->get_result(smi_info->si_sm,

drivers/char/ipmi/ipmi_si_intf.c

1372

resp + 2, resp_len - 2, &smi_info->device_id);

drivers/char/ipmi/ipmi_si_intf.c

1379

dev_warn_ratelimited(smi_info->io.dev,

drivers/char/ipmi/ipmi_si_intf.c

1391

static int get_global_enables(struct smi_info *smi_info, u8 *enables)

drivers/char/ipmi/ipmi_si_intf.c

1404

smi_info->handlers->start_transaction(smi_info->si_sm, msg, 2);

drivers/char/ipmi/ipmi_si_intf.c

1406

rv = wait_for_msg_done(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

1408

dev_warn(smi_info->io.dev,

drivers/char/ipmi/ipmi_si_intf.c

1414

resp_len = smi_info->handlers->get_result(smi_info->si_sm,

drivers/char/ipmi/ipmi_si_intf.c

1421

dev_warn(smi_info->io.dev,

drivers/char/ipmi/ipmi_si_intf.c

1438

static int set_global_enables(struct smi_info *smi_info, u8 enables)

drivers/char/ipmi/ipmi_si_intf.c

1452

smi_info->handlers->start_transaction(smi_info->si_sm, msg, 3);

drivers/char/ipmi/ipmi_si_intf.c

1454

rv = wait_for_msg_done(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

1456

dev_warn(smi_info->io.dev,

drivers/char/ipmi/ipmi_si_intf.c

1462

resp_len = smi_info->handlers->get_result(smi_info->si_sm,

drivers/char/ipmi/ipmi_si_intf.c

1468

dev_warn(smi_info->io.dev,

drivers/char/ipmi/ipmi_si_intf.c

1488

static void check_clr_rcv_irq(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

1493

rv = get_global_enables(smi_info, &enables);

drivers/char/ipmi/ipmi_si_intf.c

1500

rv = set_global_enables(smi_info, enables);

drivers/char/ipmi/ipmi_si_intf.c

1504

dev_err(smi_info->io.dev,

drivers/char/ipmi/ipmi_si_intf.c

1514

dev_warn(smi_info->io.dev,

drivers/char/ipmi/ipmi_si_intf.c

1516

smi_info->cannot_disable_irq = true;

drivers/char/ipmi/ipmi_si_intf.c

1525

static void check_set_rcv_irq(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

153

int (*oem_data_avail_handler)(struct smi_info *smi_info);

drivers/char/ipmi/ipmi_si_intf.c

1530

if (!smi_info->io.irq)

drivers/char/ipmi/ipmi_si_intf.c

1533

rv = get_global_enables(smi_info, &enables);

drivers/char/ipmi/ipmi_si_intf.c

1536

rv = set_global_enables(smi_info, enables);

drivers/char/ipmi/ipmi_si_intf.c

1540

dev_err(smi_info->io.dev,

drivers/char/ipmi/ipmi_si_intf.c

1550

dev_warn(smi_info->io.dev,

drivers/char/ipmi/ipmi_si_intf.c

1552

smi_info->cannot_disable_irq = true;

drivers/char/ipmi/ipmi_si_intf.c

1553

smi_info->irq_enable_broken = true;

drivers/char/ipmi/ipmi_si_intf.c

1557

static int try_enable_event_buffer(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

1570

smi_info->handlers->start_transaction(smi_info->si_sm, msg, 2);

drivers/char/ipmi/ipmi_si_intf.c

1572

rv = wait_for_msg_done(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

1578

resp_len = smi_info->handlers->get_result(smi_info->si_sm,

drivers/char/ipmi/ipmi_si_intf.c

1592

smi_info->supports_event_msg_buff = true;

drivers/char/ipmi/ipmi_si_intf.c

1599

smi_info->handlers->start_transaction(smi_info->si_sm, msg, 3);

drivers/char/ipmi/ipmi_si_intf.c

1601

rv = wait_for_msg_done(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

1607

resp_len = smi_info->handlers->get_result(smi_info->si_sm,

drivers/char/ipmi/ipmi_si_intf.c

1625

smi_info->supports_event_msg_buff = true;

drivers/char/ipmi/ipmi_si_intf.c

1637

struct smi_info *smi_info = dev_get_drvdata(dev); \

drivers/char/ipmi/ipmi_si_intf.c

1639

return sysfs_emit(buf, "%u\n", smi_get_stat(smi_info, name)); \

drivers/char/ipmi/ipmi_si_intf.c

1647

struct smi_info *smi_info = dev_get_drvdata(dev);

drivers/char/ipmi/ipmi_si_intf.c

1649

return sysfs_emit(buf, "%s\n", si_to_str[smi_info->io.si_info->type]);

drivers/char/ipmi/ipmi_si_intf.c

1657

struct smi_info *smi_info = dev_get_drvdata(dev);

drivers/char/ipmi/ipmi_si_intf.c

1658

int enabled = smi_info->io.irq && !smi_info->interrupt_disabled;

drivers/char/ipmi/ipmi_si_intf.c

1680

struct smi_info *smi_info = dev_get_drvdata(dev);

drivers/char/ipmi/ipmi_si_intf.c

1684

si_to_str[smi_info->io.si_info->type],

drivers/char/ipmi/ipmi_si_intf.c

1685

addr_space_to_str[smi_info->io.addr_space],

drivers/char/ipmi/ipmi_si_intf.c

1686

smi_info->io.addr_data,

drivers/char/ipmi/ipmi_si_intf.c

1687

smi_info->io.regspacing,

drivers/char/ipmi/ipmi_si_intf.c

1688

smi_info->io.regsize,

drivers/char/ipmi/ipmi_si_intf.c

1689

smi_info->io.regshift,

drivers/char/ipmi/ipmi_si_intf.c

1690

smi_info->io.irq,

drivers/char/ipmi/ipmi_si_intf.c

1691

smi_info->io.slave_addr);

drivers/char/ipmi/ipmi_si_intf.c

1724

static int oem_data_avail_to_receive_msg_avail(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

1726

smi_info->msg_flags = ((smi_info->msg_flags & ~OEM_DATA_AVAIL) |

drivers/char/ipmi/ipmi_si_intf.c

1760

static void setup_dell_poweredge_oem_data_handler(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

1762

struct ipmi_device_id *id = &smi_info->device_id;

drivers/char/ipmi/ipmi_si_intf.c

1767

smi_info->oem_data_avail_handler =

drivers/char/ipmi/ipmi_si_intf.c

1772

smi_info->oem_data_avail_handler =

drivers/char/ipmi/ipmi_si_intf.c

1779

static void return_hosed_msg_badsize(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

1781

struct ipmi_smi_msg *msg = smi_info->curr_msg;

drivers/char/ipmi/ipmi_si_intf.c

1788

smi_info->curr_msg = NULL;

drivers/char/ipmi/ipmi_si_intf.c

1789

deliver_recv_msg(smi_info, msg);

drivers/char/ipmi/ipmi_si_intf.c

1809

struct smi_info *smi_info = in;

drivers/char/ipmi/ipmi_si_intf.c

1810

unsigned char *data = smi_info->curr_msg->data;

drivers/char/ipmi/ipmi_si_intf.c

1811

unsigned int size = smi_info->curr_msg->data_size;

drivers/char/ipmi/ipmi_si_intf.c

1816

return_hosed_msg_badsize(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

1834

setup_dell_poweredge_bt_xaction_handler(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

1836

struct ipmi_device_id *id = &smi_info->device_id;

drivers/char/ipmi/ipmi_si_intf.c

1838

smi_info->io.si_info->type == SI_BT)

drivers/char/ipmi/ipmi_si_intf.c

1850

static void setup_oem_data_handler(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

1852

setup_dell_poweredge_oem_data_handler(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

1855

static void setup_xaction_handlers(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

1857

setup_dell_poweredge_bt_xaction_handler(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

1860

static void check_for_broken_irqs(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

1862

check_clr_rcv_irq(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

1863

check_set_rcv_irq(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

1866

static inline void stop_timer_and_thread(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

1868

if (smi_info->thread != NULL) {

drivers/char/ipmi/ipmi_si_intf.c

1869

kthread_stop(smi_info->thread);

drivers/char/ipmi/ipmi_si_intf.c

1870

smi_info->thread = NULL;

drivers/char/ipmi/ipmi_si_intf.c

1873

smi_info->timer_can_start = false;

drivers/char/ipmi/ipmi_si_intf.c

1874

timer_delete_sync(&smi_info->si_timer);

drivers/char/ipmi/ipmi_si_intf.c

1877

static struct smi_info *find_dup_si(struct smi_info *info)

drivers/char/ipmi/ipmi_si_intf.c

1879

struct smi_info *e;

drivers/char/ipmi/ipmi_si_intf.c

1902

struct smi_info *new_smi, *dup;

drivers/char/ipmi/ipmi_si_intf.c

1973

static int try_smi_init(struct smi_info *new_smi)

drivers/char/ipmi/ipmi_si_intf.c

2129

static bool __init ipmi_smi_info_same(struct smi_info *e1, struct smi_info *e2)

drivers/char/ipmi/ipmi_si_intf.c

2137

struct smi_info *e, *e2;

drivers/char/ipmi/ipmi_si_intf.c

2234

static void wait_msg_processed(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

2239

while (smi_info->si_state != SI_HOSED &&

drivers/char/ipmi/ipmi_si_intf.c

2240

(smi_info->curr_msg || (smi_info->si_state != SI_NORMAL))) {

drivers/char/ipmi/ipmi_si_intf.c

2242

time_diff = (((long)jiffies_now - (long)smi_info->last_timeout_jiffies)

drivers/char/ipmi/ipmi_si_intf.c

2244

smi_event_handler(smi_info, time_diff);

drivers/char/ipmi/ipmi_si_intf.c

2251

struct smi_info *smi_info = send_info;

drivers/char/ipmi/ipmi_si_intf.c

2253

if (smi_info->dev_group_added) {

drivers/char/ipmi/ipmi_si_intf.c

2254

device_remove_group(smi_info->io.dev, &ipmi_si_dev_attr_group);

drivers/char/ipmi/ipmi_si_intf.c

2255

smi_info->dev_group_added = false;

drivers/char/ipmi/ipmi_si_intf.c

2257

if (smi_info->io.dev)

drivers/char/ipmi/ipmi_si_intf.c

2258

dev_set_drvdata(smi_info->io.dev, NULL);

drivers/char/ipmi/ipmi_si_intf.c

2264

smi_info->interrupt_disabled = true;

drivers/char/ipmi/ipmi_si_intf.c

2265

if (smi_info->io.irq_cleanup) {

drivers/char/ipmi/ipmi_si_intf.c

2266

smi_info->io.irq_cleanup(&smi_info->io);

drivers/char/ipmi/ipmi_si_intf.c

2267

smi_info->io.irq_cleanup = NULL;

drivers/char/ipmi/ipmi_si_intf.c

2269

stop_timer_and_thread(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

2283

wait_msg_processed(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

2285

if (smi_info->handlers)

drivers/char/ipmi/ipmi_si_intf.c

2286

disable_si_irq(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

2288

wait_msg_processed(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

2290

if (smi_info->handlers)

drivers/char/ipmi/ipmi_si_intf.c

2291

smi_info->handlers->cleanup(smi_info->si_sm);

drivers/char/ipmi/ipmi_si_intf.c

2293

if (smi_info->io.io_cleanup) {

drivers/char/ipmi/ipmi_si_intf.c

2294

smi_info->io.io_cleanup(&smi_info->io);

drivers/char/ipmi/ipmi_si_intf.c

2295

smi_info->io.io_cleanup = NULL;

drivers/char/ipmi/ipmi_si_intf.c

2298

kfree(smi_info->si_sm);

drivers/char/ipmi/ipmi_si_intf.c

2299

smi_info->si_sm = NULL;

drivers/char/ipmi/ipmi_si_intf.c

2301

smi_info->intf = NULL;

drivers/char/ipmi/ipmi_si_intf.c

2308

static void cleanup_one_si(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

2310

if (!smi_info)

drivers/char/ipmi/ipmi_si_intf.c

2313

list_del(&smi_info->link);

drivers/char/ipmi/ipmi_si_intf.c

2314

ipmi_unregister_smi(smi_info->intf);

drivers/char/ipmi/ipmi_si_intf.c

2315

kfree(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

2320

struct smi_info *e;

drivers/char/ipmi/ipmi_si_intf.c

2336

struct smi_info *e, *tmp_e;

drivers/char/ipmi/ipmi_si_intf.c

2357

struct smi_info *e, *tmp_e;

drivers/char/ipmi/ipmi_si_intf.c

268

static int try_smi_init(struct smi_info *smi);

drivers/char/ipmi/ipmi_si_intf.c

269

static void cleanup_one_si(struct smi_info *smi_info);

drivers/char/ipmi/ipmi_si_intf.c

273

void debug_timestamp(struct smi_info *smi_info, char *msg)

drivers/char/ipmi/ipmi_si_intf.c

278

dev_dbg(smi_info->io.dev, "**%s: %ptSp\n", msg, &t);

drivers/char/ipmi/ipmi_si_intf.c

281

#define debug_timestamp(smi_info, x)

drivers/char/ipmi/ipmi_si_intf.c

290

static void deliver_recv_msg(struct smi_info *smi_info,

drivers/char/ipmi/ipmi_si_intf.c

294

ipmi_smi_msg_received(smi_info->intf, msg);

drivers/char/ipmi/ipmi_si_intf.c

297

static void return_hosed_msg(struct smi_info *smi_info, int cCode)

drivers/char/ipmi/ipmi_si_intf.c

299

struct ipmi_smi_msg *msg = smi_info->curr_msg;

drivers/char/ipmi/ipmi_si_intf.c

311

smi_info->curr_msg = NULL;

drivers/char/ipmi/ipmi_si_intf.c

312

deliver_recv_msg(smi_info, msg);

drivers/char/ipmi/ipmi_si_intf.c

315

static enum si_sm_result start_next_msg(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

319

if (!smi_info->waiting_msg) {

drivers/char/ipmi/ipmi_si_intf.c

320

smi_info->curr_msg = NULL;

drivers/char/ipmi/ipmi_si_intf.c

325

smi_info->curr_msg = smi_info->waiting_msg;

drivers/char/ipmi/ipmi_si_intf.c

326

smi_info->waiting_msg = NULL;

drivers/char/ipmi/ipmi_si_intf.c

327

debug_timestamp(smi_info, "Start2");

drivers/char/ipmi/ipmi_si_intf.c

329

0, smi_info);

drivers/char/ipmi/ipmi_si_intf.c

334

err = smi_info->handlers->start_transaction(

drivers/char/ipmi/ipmi_si_intf.c

335

smi_info->si_sm,

drivers/char/ipmi/ipmi_si_intf.c

336

smi_info->curr_msg->data,

drivers/char/ipmi/ipmi_si_intf.c

337

smi_info->curr_msg->data_size);

drivers/char/ipmi/ipmi_si_intf.c

339

return_hosed_msg(smi_info, err);

drivers/char/ipmi/ipmi_si_intf.c

347

static void smi_mod_timer(struct smi_info *smi_info, unsigned long new_val)

drivers/char/ipmi/ipmi_si_intf.c

349

if (!smi_info->timer_can_start)

drivers/char/ipmi/ipmi_si_intf.c

351

smi_info->last_timeout_jiffies = jiffies;

drivers/char/ipmi/ipmi_si_intf.c

352

mod_timer(&smi_info->si_timer, new_val);

drivers/char/ipmi/ipmi_si_intf.c

353

smi_info->timer_running = true;

drivers/char/ipmi/ipmi_si_intf.c

359

static void start_new_msg(struct smi_info *smi_info, unsigned char *msg,

drivers/char/ipmi/ipmi_si_intf.c

362

smi_mod_timer(smi_info, jiffies + SI_TIMEOUT_JIFFIES);

drivers/char/ipmi/ipmi_si_intf.c

364

if (smi_info->thread)

drivers/char/ipmi/ipmi_si_intf.c

365

wake_up_process(smi_info->thread);

drivers/char/ipmi/ipmi_si_intf.c

367

smi_info->handlers->start_transaction(smi_info->si_sm, msg, size);

drivers/char/ipmi/ipmi_si_intf.c

370

static void start_check_enables(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

377

start_new_msg(smi_info, msg, 2);

drivers/char/ipmi/ipmi_si_intf.c

378

smi_info->si_state = SI_CHECKING_ENABLES;

drivers/char/ipmi/ipmi_si_intf.c

381

static void start_clear_flags(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

390

start_new_msg(smi_info, msg, 3);

drivers/char/ipmi/ipmi_si_intf.c

391

smi_info->si_state = SI_CLEARING_FLAGS;

drivers/char/ipmi/ipmi_si_intf.c

394

static void start_get_flags(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

401

start_new_msg(smi_info, msg, 2);

drivers/char/ipmi/ipmi_si_intf.c

402

smi_info->si_state = SI_GETTING_FLAGS;

drivers/char/ipmi/ipmi_si_intf.c

405

static void start_getting_msg_queue(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

407

smi_info->curr_msg->data[0] = (IPMI_NETFN_APP_REQUEST << 2);

drivers/char/ipmi/ipmi_si_intf.c

408

smi_info->curr_msg->data[1] = IPMI_GET_MSG_CMD;

drivers/char/ipmi/ipmi_si_intf.c

409

smi_info->curr_msg->data_size = 2;

drivers/char/ipmi/ipmi_si_intf.c

411

start_new_msg(smi_info, smi_info->curr_msg->data,

drivers/char/ipmi/ipmi_si_intf.c

412

smi_info->curr_msg->data_size);

drivers/char/ipmi/ipmi_si_intf.c

413

smi_info->si_state = SI_GETTING_MESSAGES;

drivers/char/ipmi/ipmi_si_intf.c

416

static void start_getting_events(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

418

smi_info->curr_msg->data[0] = (IPMI_NETFN_APP_REQUEST << 2);

drivers/char/ipmi/ipmi_si_intf.c

419

smi_info->curr_msg->data[1] = IPMI_READ_EVENT_MSG_BUFFER_CMD;

drivers/char/ipmi/ipmi_si_intf.c

420

smi_info->curr_msg->data_size = 2;

drivers/char/ipmi/ipmi_si_intf.c

422

start_new_msg(smi_info, smi_info->curr_msg->data,

drivers/char/ipmi/ipmi_si_intf.c

423

smi_info->curr_msg->data_size);

drivers/char/ipmi/ipmi_si_intf.c

424

smi_info->si_state = SI_GETTING_EVENTS;

drivers/char/ipmi/ipmi_si_intf.c

436

static inline bool disable_si_irq(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

438

if ((smi_info->io.irq) && (!smi_info->interrupt_disabled)) {

drivers/char/ipmi/ipmi_si_intf.c

439

smi_info->interrupt_disabled = true;

drivers/char/ipmi/ipmi_si_intf.c

440

start_check_enables(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

446

static inline bool enable_si_irq(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

448

if ((smi_info->io.irq) && (smi_info->interrupt_disabled)) {

drivers/char/ipmi/ipmi_si_intf.c

449

smi_info->interrupt_disabled = false;

drivers/char/ipmi/ipmi_si_intf.c

450

start_check_enables(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

462

static struct ipmi_smi_msg *alloc_msg_handle_irq(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

468

if (!disable_si_irq(smi_info))

drivers/char/ipmi/ipmi_si_intf.c

469

smi_info->si_state = SI_NORMAL;

drivers/char/ipmi/ipmi_si_intf.c

470

} else if (enable_si_irq(smi_info)) {

drivers/char/ipmi/ipmi_si_intf.c

477

static void handle_flags(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

480

if (smi_info->msg_flags & WDT_PRE_TIMEOUT_INT) {

drivers/char/ipmi/ipmi_si_intf.c

482

smi_inc_stat(smi_info, watchdog_pretimeouts);

drivers/char/ipmi/ipmi_si_intf.c

484

start_clear_flags(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

485

smi_info->msg_flags &= ~WDT_PRE_TIMEOUT_INT;

drivers/char/ipmi/ipmi_si_intf.c

486

ipmi_smi_watchdog_pretimeout(smi_info->intf);

drivers/char/ipmi/ipmi_si_intf.c

487

} else if (smi_info->msg_flags & RECEIVE_MSG_AVAIL) {

drivers/char/ipmi/ipmi_si_intf.c

489

smi_info->curr_msg = alloc_msg_handle_irq(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

490

if (!smi_info->curr_msg)

drivers/char/ipmi/ipmi_si_intf.c

493

start_getting_msg_queue(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

494

} else if (smi_info->msg_flags & EVENT_MSG_BUFFER_FULL) {

drivers/char/ipmi/ipmi_si_intf.c

496

smi_info->curr_msg = alloc_msg_handle_irq(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

497

if (!smi_info->curr_msg)

drivers/char/ipmi/ipmi_si_intf.c

500

start_getting_events(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

501

} else if (smi_info->msg_flags & OEM_DATA_AVAIL &&

drivers/char/ipmi/ipmi_si_intf.c

502

smi_info->oem_data_avail_handler) {

drivers/char/ipmi/ipmi_si_intf.c

503

if (smi_info->oem_data_avail_handler(smi_info))

drivers/char/ipmi/ipmi_si_intf.c

506

smi_info->si_state = SI_NORMAL;

drivers/char/ipmi/ipmi_si_intf.c

515

static u8 current_global_enables(struct smi_info *smi_info, u8 base,

drivers/char/ipmi/ipmi_si_intf.c

520

if (smi_info->supports_event_msg_buff)

drivers/char/ipmi/ipmi_si_intf.c

523

if (((smi_info->io.irq && !smi_info->interrupt_disabled) ||

drivers/char/ipmi/ipmi_si_intf.c

524

smi_info->cannot_disable_irq) &&

drivers/char/ipmi/ipmi_si_intf.c

525

!smi_info->irq_enable_broken)

drivers/char/ipmi/ipmi_si_intf.c

528

if (smi_info->supports_event_msg_buff &&

drivers/char/ipmi/ipmi_si_intf.c

529

smi_info->io.irq && !smi_info->interrupt_disabled &&

drivers/char/ipmi/ipmi_si_intf.c

530

!smi_info->irq_enable_broken)

drivers/char/ipmi/ipmi_si_intf.c

538

static void check_bt_irq(struct smi_info *smi_info, bool irq_on)

drivers/char/ipmi/ipmi_si_intf.c

540

u8 irqstate = smi_info->io.inputb(&smi_info->io, IPMI_BT_INTMASK_REG);

drivers/char/ipmi/ipmi_si_intf.c

548

smi_info->io.outputb(&smi_info->io, IPMI_BT_INTMASK_REG,

drivers/char/ipmi/ipmi_si_intf.c

551

smi_info->io.outputb(&smi_info->io, IPMI_BT_INTMASK_REG, 0);

drivers/char/ipmi/ipmi_si_intf.c

554

static void handle_transaction_done(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

558

debug_timestamp(smi_info, "Done");

drivers/char/ipmi/ipmi_si_intf.c

559

switch (smi_info->si_state) {

drivers/char/ipmi/ipmi_si_intf.c

561

if (!smi_info->curr_msg)

drivers/char/ipmi/ipmi_si_intf.c

564

smi_info->curr_msg->rsp_size

drivers/char/ipmi/ipmi_si_intf.c

565

= smi_info->handlers->get_result(

drivers/char/ipmi/ipmi_si_intf.c

566

smi_info->si_sm,

drivers/char/ipmi/ipmi_si_intf.c

567

smi_info->curr_msg->rsp,

drivers/char/ipmi/ipmi_si_intf.c

575

msg = smi_info->curr_msg;

drivers/char/ipmi/ipmi_si_intf.c

576

smi_info->curr_msg = NULL;

drivers/char/ipmi/ipmi_si_intf.c

577

deliver_recv_msg(smi_info, msg);

drivers/char/ipmi/ipmi_si_intf.c

586

len = smi_info->handlers->get_result(smi_info->si_sm, msg, 4);

drivers/char/ipmi/ipmi_si_intf.c

589

smi_info->si_state = SI_NORMAL;

drivers/char/ipmi/ipmi_si_intf.c

595

smi_info->si_state = SI_NORMAL;

drivers/char/ipmi/ipmi_si_intf.c

597

smi_info->msg_flags = msg[3];

drivers/char/ipmi/ipmi_si_intf.c

598

handle_flags(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

608

smi_info->handlers->get_result(smi_info->si_sm, msg, 3);

drivers/char/ipmi/ipmi_si_intf.c

611

dev_warn_ratelimited(smi_info->io.dev,

drivers/char/ipmi/ipmi_si_intf.c

614

smi_info->si_state = SI_NORMAL;

drivers/char/ipmi/ipmi_si_intf.c

620

smi_info->curr_msg->rsp_size

drivers/char/ipmi/ipmi_si_intf.c

621

= smi_info->handlers->get_result(

drivers/char/ipmi/ipmi_si_intf.c

622

smi_info->si_sm,

drivers/char/ipmi/ipmi_si_intf.c

623

smi_info->curr_msg->rsp,

drivers/char/ipmi/ipmi_si_intf.c

631

msg = smi_info->curr_msg;

drivers/char/ipmi/ipmi_si_intf.c

632

smi_info->curr_msg = NULL;

drivers/char/ipmi/ipmi_si_intf.c

638

smi_info->msg_flags &= ~EVENT_MSG_BUFFER_FULL;

drivers/char/ipmi/ipmi_si_intf.c

639

handle_flags(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

641

smi_inc_stat(smi_info, events);

drivers/char/ipmi/ipmi_si_intf.c

649

handle_flags(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

651

deliver_recv_msg(smi_info, msg);

drivers/char/ipmi/ipmi_si_intf.c

658

smi_info->curr_msg->rsp_size

drivers/char/ipmi/ipmi_si_intf.c

659

= smi_info->handlers->get_result(

drivers/char/ipmi/ipmi_si_intf.c

660

smi_info->si_sm,

drivers/char/ipmi/ipmi_si_intf.c

661

smi_info->curr_msg->rsp,

drivers/char/ipmi/ipmi_si_intf.c

669

msg = smi_info->curr_msg;

drivers/char/ipmi/ipmi_si_intf.c

670

smi_info->curr_msg = NULL;

drivers/char/ipmi/ipmi_si_intf.c

676

smi_info->msg_flags &= ~RECEIVE_MSG_AVAIL;

drivers/char/ipmi/ipmi_si_intf.c

677

handle_flags(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

679

smi_inc_stat(smi_info, incoming_messages);

drivers/char/ipmi/ipmi_si_intf.c

687

handle_flags(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

689

deliver_recv_msg(smi_info, msg);

drivers/char/ipmi/ipmi_si_intf.c

701

smi_info->handlers->get_result(smi_info->si_sm, msg, 4);

drivers/char/ipmi/ipmi_si_intf.c

703

dev_warn_ratelimited(smi_info->io.dev,

drivers/char/ipmi/ipmi_si_intf.c

707

smi_info->si_state = SI_NORMAL;

drivers/char/ipmi/ipmi_si_intf.c

710

enables = current_global_enables(smi_info, 0, &irq_on);

drivers/char/ipmi/ipmi_si_intf.c

711

if (smi_info->io.si_info->type == SI_BT)

drivers/char/ipmi/ipmi_si_intf.c

713

check_bt_irq(smi_info, irq_on);

drivers/char/ipmi/ipmi_si_intf.c

719

smi_info->handlers->start_transaction(

drivers/char/ipmi/ipmi_si_intf.c

720

smi_info->si_sm, msg, 3);

drivers/char/ipmi/ipmi_si_intf.c

721

smi_info->si_state = SI_SETTING_ENABLES;

drivers/char/ipmi/ipmi_si_intf.c

722

} else if (smi_info->supports_event_msg_buff) {

drivers/char/ipmi/ipmi_si_intf.c

723

smi_info->curr_msg = ipmi_alloc_smi_msg();

drivers/char/ipmi/ipmi_si_intf.c

724

if (!smi_info->curr_msg) {

drivers/char/ipmi/ipmi_si_intf.c

725

smi_info->si_state = SI_NORMAL;

drivers/char/ipmi/ipmi_si_intf.c

728

start_getting_events(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

730

smi_info->si_state = SI_NORMAL;

drivers/char/ipmi/ipmi_si_intf.c

739

smi_info->handlers->get_result(smi_info->si_sm, msg, 4);

drivers/char/ipmi/ipmi_si_intf.c

741

dev_warn_ratelimited(smi_info->io.dev,

drivers/char/ipmi/ipmi_si_intf.c

745

if (smi_info->supports_event_msg_buff) {

drivers/char/ipmi/ipmi_si_intf.c

746

smi_info->curr_msg = ipmi_alloc_smi_msg();

drivers/char/ipmi/ipmi_si_intf.c

747

if (!smi_info->curr_msg) {

drivers/char/ipmi/ipmi_si_intf.c

748

smi_info->si_state = SI_NORMAL;

drivers/char/ipmi/ipmi_si_intf.c

751

start_getting_events(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

753

smi_info->si_state = SI_NORMAL;

drivers/char/ipmi/ipmi_si_intf.c

767

static enum si_sm_result smi_event_handler(struct smi_info *smi_info,

drivers/char/ipmi/ipmi_si_intf.c

773

if (smi_info->si_state == SI_HOSED)

drivers/char/ipmi/ipmi_si_intf.c

785

si_sm_result = smi_info->handlers->event(smi_info->si_sm, time);

drivers/char/ipmi/ipmi_si_intf.c

788

si_sm_result = smi_info->handlers->event(smi_info->si_sm, 0);

drivers/char/ipmi/ipmi_si_intf.c

791

smi_inc_stat(smi_info, complete_transactions);

drivers/char/ipmi/ipmi_si_intf.c

793

handle_transaction_done(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

796

smi_inc_stat(smi_info, hosed_count);

drivers/char/ipmi/ipmi_si_intf.c

803

smi_info->si_state = SI_HOSED;

drivers/char/ipmi/ipmi_si_intf.c

804

if (smi_info->curr_msg != NULL) {

drivers/char/ipmi/ipmi_si_intf.c

810

return_hosed_msg(smi_info, IPMI_BUS_ERR);

drivers/char/ipmi/ipmi_si_intf.c

812

if (smi_info->waiting_msg != NULL) {

drivers/char/ipmi/ipmi_si_intf.c

814

smi_info->curr_msg = smi_info->waiting_msg;

drivers/char/ipmi/ipmi_si_intf.c

815

smi_info->waiting_msg = NULL;

drivers/char/ipmi/ipmi_si_intf.c

816

return_hosed_msg(smi_info, IPMI_BUS_ERR);

drivers/char/ipmi/ipmi_si_intf.c

818

smi_mod_timer(smi_info, jiffies + SI_TIMEOUT_HOSED);

drivers/char/ipmi/ipmi_si_intf.c

826

if (si_sm_result == SI_SM_ATTN || smi_info->got_attn) {

drivers/char/ipmi/ipmi_si_intf.c

827

if (smi_info->si_state != SI_NORMAL) {

drivers/char/ipmi/ipmi_si_intf.c

832

smi_info->got_attn = true;

drivers/char/ipmi/ipmi_si_intf.c

834

smi_info->got_attn = false;

drivers/char/ipmi/ipmi_si_intf.c

835

smi_inc_stat(smi_info, attentions);

drivers/char/ipmi/ipmi_si_intf.c

844

start_get_flags(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

851

smi_inc_stat(smi_info, idles);

drivers/char/ipmi/ipmi_si_intf.c

853

si_sm_result = start_next_msg(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

859

&& (atomic_read(&smi_info->req_events))) {

drivers/char/ipmi/ipmi_si_intf.c

864

atomic_set(&smi_info->req_events, 0);

drivers/char/ipmi/ipmi_si_intf.c

872

if (smi_info->supports_event_msg_buff || smi_info->io.irq) {

drivers/char/ipmi/ipmi_si_intf.c

873

start_check_enables(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

875

smi_info->curr_msg = alloc_msg_handle_irq(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

876

if (!smi_info->curr_msg)

drivers/char/ipmi/ipmi_si_intf.c

879

start_getting_events(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

884

if (si_sm_result == SI_SM_IDLE && smi_info->timer_running) {

drivers/char/ipmi/ipmi_si_intf.c

886

if (timer_delete(&smi_info->si_timer))

drivers/char/ipmi/ipmi_si_intf.c

887

smi_info->timer_running = false;

drivers/char/ipmi/ipmi_si_intf.c

894

static void check_start_timer_thread(struct smi_info *smi_info)

drivers/char/ipmi/ipmi_si_intf.c

896

if (smi_info->si_state == SI_NORMAL && smi_info->curr_msg == NULL) {

drivers/char/ipmi/ipmi_si_intf.c

897

smi_mod_timer(smi_info, jiffies + SI_TIMEOUT_JIFFIES);

drivers/char/ipmi/ipmi_si_intf.c

899

if (smi_info->thread)

drivers/char/ipmi/ipmi_si_intf.c

900

wake_up_process(smi_info->thread);

drivers/char/ipmi/ipmi_si_intf.c

902

start_next_msg(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

903

smi_event_handler(smi_info, 0);

drivers/char/ipmi/ipmi_si_intf.c

909

struct smi_info *smi_info = send_info;

drivers/char/ipmi/ipmi_si_intf.c

916

result = smi_event_handler(smi_info, 0);

drivers/char/ipmi/ipmi_si_intf.c

919

result = smi_event_handler(smi_info, SI_SHORT_TIMEOUT_USEC);

drivers/char/ipmi/ipmi_si_intf.c

925

struct smi_info *smi_info = send_info;

drivers/char/ipmi/ipmi_si_intf.c

929

debug_timestamp(smi_info, "Enqueue");

drivers/char/ipmi/ipmi_si_intf.c

935

if (smi_info->si_state == SI_HOSED)

drivers/char/ipmi/ipmi_si_intf.c

938

if (smi_info->run_to_completion) {

drivers/char/ipmi/ipmi_si_intf.c

943

smi_info->waiting_msg = msg;

drivers/char/ipmi/ipmi_si_intf.c

947

spin_lock_irqsave(&smi_info->si_lock, flags);

drivers/char/ipmi/ipmi_si_intf.c

948

if (smi_info->si_state == SI_HOSED) {

drivers/char/ipmi/ipmi_si_intf.c

951

BUG_ON(smi_info->waiting_msg);

drivers/char/ipmi/ipmi_si_intf.c

952

smi_info->waiting_msg = msg;

drivers/char/ipmi/ipmi_si_intf.c

953

check_start_timer_thread(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

955

spin_unlock_irqrestore(&smi_info->si_lock, flags);

drivers/char/ipmi/ipmi_si_intf.c

961

struct smi_info *smi_info = send_info;

drivers/char/ipmi/ipmi_si_intf.c

963

smi_info->run_to_completion = i_run_to_completion;

drivers/char/ipmi/ipmi_si_intf.c

965

flush_messages(smi_info);

drivers/char/ipmi/ipmi_si_intf.c

974

const struct smi_info *smi_info,

drivers/char/ipmi/ipmi_si_intf.c

979

if (smi_info->si_num < num_max_busy_us)

drivers/char/ipmi/ipmi_si_intf.c

980

max_busy_us = kipmid_max_busy_us[smi_info->si_num];