drivers/hid/intel-ish-hid/ipc/hw-ish.h

94

struct ishtp_device *ish_dev_init(struct pci_dev *pdev);

drivers/hid/intel-ish-hid/ipc/hw-ish.h

95

int ish_hw_start(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ipc/hw-ish.h

96

void ish_device_disable(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ipc/hw-ish.h

97

int ish_disable_dma(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ipc/hw-ish.h

98

void ish_set_host_ready(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ipc/ipc.c

1017

void ish_device_disable(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

104

static bool ish_is_input_ready(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

118

static void set_host_ready(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

161

static bool ishtp_fw_is_ready(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

175

static void ish_set_host_rdy(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

189

static void ish_clr_host_rdy(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

19

static struct ishtp_device *ishtp_dev;

drivers/hid/intel-ish-hid/ipc/ipc.c

197

static bool ish_chk_host_rdy(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

215

void ish_set_host_ready(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

232

static uint32_t _ishtp_read_hdr(const struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

247

static int _ishtp_read(struct ishtp_device *dev, unsigned char *buffer,

drivers/hid/intel-ish-hid/ipc/ipc.c

270

static int write_ipc_from_queue(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

30

static inline uint32_t ish_reg_read(const struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ipc/ipc.c

381

static int write_ipc_to_queue(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ipc/ipc.c

424

static int ipc_send_mng_msg(struct ishtp_device *dev, uint32_t msg_code,

drivers/hid/intel-ish-hid/ipc/ipc.c

451

static int timed_wait_for_timeout(struct ishtp_device *dev, int condition,

drivers/hid/intel-ish-hid/ipc/ipc.c

46

static inline void ish_reg_write(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ipc/ipc.c

484

static void ish_send_reset_notify_ack(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

511

static int ish_fw_reset_handler(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

582

static void _ish_sync_fw_clock(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

603

static void recv_ipc(struct ishtp_device *dev, uint32_t doorbell_val)

drivers/hid/intel-ish-hid/ipc/ipc.c

63

static inline uint32_t _ish_read_fw_sts_reg(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

649

struct ishtp_device *dev = dev_id;

drivers/hid/intel-ish-hid/ipc/ipc.c

705

int ish_disable_dma(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

736

static int ish_wakeup(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

76

static bool check_generated_interrupt(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

763

static int _ish_hw_reset(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

814

static int _ish_ipc_reset(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

858

int ish_hw_start(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

878

static uint32_t ish_ipc_get_header(struct ishtp_device *dev, int length,

drivers/hid/intel-ish-hid/ipc/ipc.c

906

static bool _dma_no_cache_snooping(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/ipc.c

954

struct ishtp_device *ish_dev_init(struct pci_dev *pdev)

drivers/hid/intel-ish-hid/ipc/ipc.c

956

struct ishtp_device *dev;

drivers/hid/intel-ish-hid/ipc/ipc.c

961

sizeof(struct ishtp_device) + sizeof(struct ish_hw),

drivers/hid/intel-ish-hid/ipc/pci-ish.c

103

void ish_event_tracer(struct ishtp_device *dev, const char *format, ...)

drivers/hid/intel-ish-hid/ipc/pci-ish.c

127

static int ish_init(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ipc/pci-ish.c

162

struct ishtp_device *dev = pci_get_drvdata(pdev);

drivers/hid/intel-ish-hid/ipc/pci-ish.c

185

struct ishtp_device *ishtp;

drivers/hid/intel-ish-hid/ipc/pci-ish.c

264

struct ishtp_device *ishtp_dev = pci_get_drvdata(pdev);

drivers/hid/intel-ish-hid/ipc/pci-ish.c

297

struct ishtp_device *dev = pci_get_drvdata(pdev);

drivers/hid/intel-ish-hid/ipc/pci-ish.c

339

struct ishtp_device *dev = pci_get_drvdata(pdev);

drivers/hid/intel-ish-hid/ipc/pci-ish.c

398

struct ishtp_device *dev = pci_get_drvdata(pdev);

drivers/hid/intel-ish-hid/ipc/pci-ish.c

430

struct ishtp_device *dev = dev_get_drvdata(cdev);

drivers/hid/intel-ish-hid/ipc/pci-ish.c

441

struct ishtp_device *dev = dev_get_drvdata(cdev);

drivers/hid/intel-ish-hid/ipc/pci-ish.c

458

struct ishtp_device *dev = dev_get_drvdata(kobj_to_dev(kobj));

drivers/hid/intel-ish-hid/ishtp-fw-loader.c

242

#define cl_data_to_dev(client_data) ishtp_device((client_data)->cl_device)

drivers/hid/intel-ish-hid/ishtp-fw-loader.c

897

dev_err(ishtp_device(cl_device), "Reset Failed\n");

drivers/hid/intel-ish-hid/ishtp-fw-loader.c

919

client_data = devm_kzalloc(ishtp_device(cl_device),

drivers/hid/intel-ish-hid/ishtp-hid-client.c

26

#define cl_data_to_dev(client_data) ishtp_device(client_data->cl_device)

drivers/hid/intel-ish-hid/ishtp-hid-client.c

531

dev_info(ishtp_device(client_data->cl_device),

drivers/hid/intel-ish-hid/ishtp-hid-client.c

736

dev_dbg(ishtp_device(client_data->cl_device), "%s\n", __func__);

drivers/hid/intel-ish-hid/ishtp-hid-client.c

795

client_data = devm_kzalloc(ishtp_device(cl_device),

drivers/hid/intel-ish-hid/ishtp-hid-client.c

845

dev_dbg(ishtp_device(cl_device), "%s\n", __func__);

drivers/hid/intel-ish-hid/ishtp-hid.c

233

hid->dev.parent = ishtp_device(client_data->cl_device);

drivers/hid/intel-ish-hid/ishtp/bus.c

113

int ishtp_write_message(struct ishtp_device *dev, struct ishtp_msg_hdr *hdr,

drivers/hid/intel-ish-hid/ishtp/bus.c

128

int ishtp_fw_cl_by_uuid(struct ishtp_device *dev, const guid_t *uuid)

drivers/hid/intel-ish-hid/ishtp/bus.c

149

struct ishtp_fw_client *ishtp_fw_cl_get_client(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/bus.c

188

int ishtp_fw_cl_by_id(struct ishtp_device *dev, uint8_t client_id)

drivers/hid/intel-ish-hid/ishtp/bus.c

36

void ishtp_recv(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/bus.c

419

static struct ishtp_cl_device *ishtp_bus_add_device(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/bus.c

651

int ishtp_bus_new_client(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/bus.c

723

void ishtp_bus_remove_all_clients(struct ishtp_device *ishtp_dev,

drivers/hid/intel-ish-hid/ishtp/bus.c

794

void ishtp_reset_handler(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/bus.c

818

void ishtp_reset_compl_handler(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/bus.c

84

int ishtp_send_msg(struct ishtp_device *dev, struct ishtp_msg_hdr *hdr,

drivers/hid/intel-ish-hid/ishtp/bus.c

851

EXPORT_SYMBOL(ishtp_device);

drivers/hid/intel-ish-hid/ishtp/bus.c

861

bool ishtp_wait_resume(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/bus.c

925

int ish_hw_reset(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/bus.h

16

struct ishtp_device;

drivers/hid/intel-ish-hid/ishtp/bus.h

39

struct ishtp_device *ishtp_dev;

drivers/hid/intel-ish-hid/ishtp/bus.h

48

int ishtp_bus_new_client(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ishtp/bus.h

53

int ishtp_send_msg(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/bus.h

59

int ishtp_write_message(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/bus.h

67

void ishtp_bus_remove_all_clients(struct ishtp_device *ishtp_dev,

drivers/hid/intel-ish-hid/ishtp/bus.h

70

void ishtp_recv(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ishtp/bus.h

71

void ishtp_reset_handler(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ishtp/bus.h

72

void ishtp_reset_compl_handler(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ishtp/bus.h

74

int ishtp_fw_cl_by_uuid(struct ishtp_device *dev, const guid_t *cuuid);

drivers/hid/intel-ish-hid/ishtp/client.c

1111

void recv_ishtp_cl_msg_dma(struct ishtp_device *dev, void *msg,

drivers/hid/intel-ish-hid/ishtp/client.c

1240

struct ishtp_device *ishtp_get_ishtp_device(struct ishtp_cl *cl)

drivers/hid/intel-ish-hid/ishtp/client.c

125

struct ishtp_device *dev;

drivers/hid/intel-ish-hid/ishtp/client.c

156

struct ishtp_device *dev;

drivers/hid/intel-ish-hid/ishtp/client.c

207

struct ishtp_device *dev;

drivers/hid/intel-ish-hid/ishtp/client.c

249

struct ishtp_device *dev;

drivers/hid/intel-ish-hid/ishtp/client.c

303

struct ishtp_device *dev;

drivers/hid/intel-ish-hid/ishtp/client.c

337

struct ishtp_device *dev;

drivers/hid/intel-ish-hid/ishtp/client.c

406

struct ishtp_device *dev;

drivers/hid/intel-ish-hid/ishtp/client.c

472

struct ishtp_device *dev;

drivers/hid/intel-ish-hid/ishtp/client.c

592

struct ishtp_device *dev;

drivers/hid/intel-ish-hid/ishtp/client.c

676

struct ishtp_device *dev;

drivers/hid/intel-ish-hid/ishtp/client.c

68

static void ishtp_cl_init(struct ishtp_cl *cl, struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/client.c

787

struct ishtp_device *dev = (cl ? cl->dev : NULL);

drivers/hid/intel-ish-hid/ishtp/client.c

871

static void ishtp_cl_send_msg_ipc(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/client.c

890

static void ishtp_cl_send_msg_dma(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/client.c

965

void ishtp_cl_send_msg(struct ishtp_device *dev, struct ishtp_cl *cl)

drivers/hid/intel-ish-hid/ishtp/client.c

981

void recv_ishtp_cl_msg(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/client.h

112

int ishtp_fw_cl_by_id(struct ishtp_device *dev, uint8_t client_id);

drivers/hid/intel-ish-hid/ishtp/client.h

113

void ishtp_cl_send_msg(struct ishtp_device *dev, struct ishtp_cl *cl);

drivers/hid/intel-ish-hid/ishtp/client.h

114

void recv_ishtp_cl_msg(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/client.h

125

void recv_ishtp_cl_msg_dma(struct ishtp_device *dev, void *msg,

drivers/hid/intel-ish-hid/ishtp/client.h

127

void ishtp_cl_alloc_dma_buf(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ishtp/client.h

128

void ishtp_cl_free_dma_buf(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ishtp/client.h

129

void *ishtp_cl_get_dma_send_buf(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/client.h

131

void ishtp_cl_release_dma_acked_mem(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/client.h

38

struct ishtp_device *dev;

drivers/hid/intel-ish-hid/ishtp/dma-if.c

144

void ishtp_cl_release_dma_acked_mem(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/dma-if.c

24

void ishtp_cl_alloc_dma_buf(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/dma-if.c

66

void ishtp_cl_free_dma_buf(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/dma-if.c

98

void *ishtp_cl_get_dma_send_buf(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/hbm.c

127

int ishtp_hbm_start_req(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/hbm.c

164

void ishtp_hbm_enum_clients_req(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/hbm.c

189

static int ishtp_hbm_prop_req(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/hbm.c

239

static void ishtp_hbm_stop_req(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/hbm.c

24

static void ishtp_hbm_fw_cl_allocate(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/hbm.c

261

int ishtp_hbm_cl_flow_control_req(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/hbm.c

313

int ishtp_hbm_cl_disconnect_req(struct ishtp_device *dev, struct ishtp_cl *cl)

drivers/hid/intel-ish-hid/ishtp/hbm.c

332

static void ishtp_hbm_cl_disconnect_res(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/hbm.c

358

int ishtp_hbm_cl_connect_req(struct ishtp_device *dev, struct ishtp_cl *cl)

drivers/hid/intel-ish-hid/ishtp/hbm.c

377

static void ishtp_hbm_cl_connect_res(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/hbm.c

407

static void ishtp_hbm_fw_disconnect_req(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/hbm.c

439

static void ishtp_hbm_dma_xfer_ack(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/hbm.c

502

static void ishtp_hbm_dma_xfer(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/hbm.c

545

void ishtp_hbm_dispatch(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/hbm.c

747

struct ishtp_device *dev;

drivers/hid/intel-ish-hid/ishtp/hbm.c

750

dev = container_of(work, struct ishtp_device, bh_hbm_work);

drivers/hid/intel-ish-hid/ishtp/hbm.c

773

void recv_hbm(struct ishtp_device *dev, struct ishtp_msg_hdr *ishtp_hdr)

drivers/hid/intel-ish-hid/ishtp/hbm.c

876

static void ishtp_loader_recv_msg(struct ishtp_device *dev, void *buf)

drivers/hid/intel-ish-hid/ishtp/hbm.c

893

void recv_fixed_cl_msg(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/hbm.c

92

int ishtp_hbm_start_wait(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/hbm.c

945

void ishtp_send_suspend(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/hbm.c

971

void ishtp_send_resume(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/hbm.c

997

void ishtp_query_subscribers(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/hbm.h

13

struct ishtp_device;

drivers/hid/intel-ish-hid/ishtp/hbm.h

294

int ishtp_hbm_start_req(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ishtp/hbm.h

295

int ishtp_hbm_start_wait(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ishtp/hbm.h

296

int ishtp_hbm_cl_flow_control_req(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/hbm.h

298

int ishtp_hbm_cl_disconnect_req(struct ishtp_device *dev, struct ishtp_cl *cl);

drivers/hid/intel-ish-hid/ishtp/hbm.h

299

int ishtp_hbm_cl_connect_req(struct ishtp_device *dev, struct ishtp_cl *cl);

drivers/hid/intel-ish-hid/ishtp/hbm.h

300

void ishtp_hbm_enum_clients_req(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ishtp/hbm.h

302

void recv_hbm(struct ishtp_device *dev, struct ishtp_msg_hdr *ishtp_hdr);

drivers/hid/intel-ish-hid/ishtp/hbm.h

303

void recv_fixed_cl_msg(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/hbm.h

305

void ishtp_hbm_dispatch(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/hbm.h

308

void ishtp_query_subscribers(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ishtp/hbm.h

311

void ishtp_send_suspend(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ishtp/hbm.h

312

void ishtp_send_resume(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ishtp/init.c

24

void ishtp_device_init(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/init.c

68

int ishtp_start(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/ishtp-dev.h

112

int (*hw_reset)(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ishtp/ishtp-dev.h

113

int (*ipc_reset)(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ishtp/ishtp-dev.h

114

uint32_t (*ipc_get_header)(struct ishtp_device *dev, int length,

drivers/hid/intel-ish-hid/ishtp/ishtp-dev.h

116

int (*write)(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/ishtp-dev.h

119

uint32_t (*ishtp_read_hdr)(const struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ishtp/ishtp-dev.h

120

int (*ishtp_read)(struct ishtp_device *dev, unsigned char *buffer,

drivers/hid/intel-ish-hid/ishtp/ishtp-dev.h

122

uint32_t (*get_fw_status)(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ishtp/ishtp-dev.h

123

void (*sync_fw_clock)(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ishtp/ishtp-dev.h

124

bool (*dma_no_cache_snooping)(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ishtp/ishtp-dev.h

278

static inline int ish_ipc_reset(struct ishtp_device *dev)

drivers/hid/intel-ish-hid/ishtp/ishtp-dev.h

284

void ishtp_device_init(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ishtp/ishtp-dev.h

285

int ishtp_start(struct ishtp_device *dev);

drivers/hid/intel-ish-hid/ishtp/loader.c

143

static void release_dma_bufs(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/loader.c

170

static int prepare_dma_bufs(struct ishtp_device *dev,

drivers/hid/intel-ish-hid/ishtp/loader.c

272

struct ishtp_device *ishtp = dev_get_drvdata(dev);

drivers/hid/intel-ish-hid/ishtp/loader.c

408

struct ishtp_device *dev = container_of(work, struct ishtp_device, work_fw_loader);

drivers/hid/intel-ish-hid/ishtp/loader.c

64

static int loader_write_message(struct ishtp_device *dev, void *buf, int len)

drivers/hid/intel-ish-hid/ishtp/loader.c

87

static int loader_xfer_cmd(struct ishtp_device *dev, void *req, int req_len,

drivers/platform/chrome/cros_ec_ishtp.c

604

devm_kzalloc(ishtp_device(cl_device),

drivers/platform/chrome/cros_ec_ishtp.c

74

#define cl_data_to_dev(client_data) ishtp_device((client_data)->cl_device)

drivers/platform/x86/intel/ishtp_eclite.c

40

#define cl_data_to_dev(opr_dev) ishtp_device((opr_dev)->cl_device)

drivers/platform/x86/intel/ishtp_eclite.c

453

struct ishtp_device *dev;

drivers/platform/x86/intel/ishtp_eclite.c

560

opr_dev = devm_kzalloc(ishtp_device(cl_device), sizeof(*opr_dev),

include/linux/intel-ish-client-if.h

108

struct ishtp_device *ishtp_get_ishtp_device(struct ishtp_cl *cl);

include/linux/intel-ish-client-if.h

122

struct ishtp_fw_client *ishtp_fw_cl_get_client(struct ishtp_device *dev,

include/linux/intel-ish-client-if.h

125

int ish_hw_reset(struct ishtp_device *dev);

include/linux/intel-ish-client-if.h

15

struct ishtp_device;

include/linux/intel-ish-client-if.h

19

typedef __printf(2, 3) void (*ishtp_print_log)(struct ishtp_device *dev,

include/linux/intel-ish-client-if.h

83

struct device *ishtp_device(struct ishtp_cl_device *cl_device);

include/linux/intel-ish-client-if.h

85

bool ishtp_wait_resume(struct ishtp_device *dev);