diff options
Diffstat (limited to 'drivers/media/dvb/siano/smscoreapi.c')
| -rw-r--r-- | drivers/media/dvb/siano/smscoreapi.c | 123 |
1 files changed, 85 insertions, 38 deletions
diff --git a/drivers/media/dvb/siano/smscoreapi.c b/drivers/media/dvb/siano/smscoreapi.c index e8267178c52c..084ddc39c989 100644 --- a/drivers/media/dvb/siano/smscoreapi.c +++ b/drivers/media/dvb/siano/smscoreapi.c @@ -309,7 +309,8 @@ int smscore_notify_callbacks(smscore_device_t *coredev, struct device *device, first = &g_smscore_notifyees; for (next = first->next; next != first; next = next->next) { - rc = ((smscore_device_notifyee_t *) next)->hotplug(coredev, device, arrival); + rc = ((smscore_device_notifyee_t *) next)-> + hotplug(coredev, device, arrival); if (rc < 0) break; } @@ -337,7 +338,8 @@ smscore_buffer_t *smscore_createbuffer(u8 *buffer, void *common_buffer, * creates coredev object for a device, prepares buffers, * creates buffer mappings, notifies registered hotplugs about new device. * - * @param params device pointer to struct with device specific parameters and handlers + * @param params device pointer to struct with device specific parameters + * and handlers * @param coredev pointer to a value that receives created coredev object * * @return 0 on success, <0 on error. @@ -387,7 +389,9 @@ int smscore_register_device(smsdevice_params_t *params, for (buffer = dev->common_buffer; dev->num_buffers < params->num_buffers; dev->num_buffers++, buffer += params->buffer_size) { - smscore_buffer_t *cb = smscore_createbuffer(buffer, dev->common_buffer, dev->common_buffer_phys); + smscore_buffer_t *cb = + smscore_createbuffer(buffer, dev->common_buffer, + dev->common_buffer_phys); if (!cb) { smscore_unregister_device(dev); return -ENOMEM; @@ -428,15 +432,18 @@ int smscore_register_device(smsdevice_params_t *params, /** * sets initial device mode and notifies client hotplugs that device is ready * - * @param coredev pointer to a coredev object returned by smscore_register_device + * @param coredev pointer to a coredev object returned by + * smscore_register_device * * @return 0 on success, <0 on error. */ int smscore_start_device(smscore_device_t *coredev) { - int rc = smscore_set_device_mode(coredev, smscore_registry_getmode(coredev->devpath)); + int rc = smscore_set_device_mode( + coredev, smscore_registry_getmode(coredev->devpath)); if (rc < 0) { - printk(KERN_INFO "%s set device mode faile , rc %d\n", __func__, rc); + printk(KERN_INFO "%s set device mode faile , rc %d\n", + __func__, rc); return rc; } @@ -512,9 +519,14 @@ int smscore_load_firmware_family2(smscore_device_t *coredev, void *buffer, if ((coredev->device_flags & SMS_ROM_NO_RESPONSE) && (coredev->mode == DEVICE_MODE_NONE)) - rc = coredev->sendrequest_handler(coredev->context, DataMsg, DataMsg->xMsgHeader.msgLength); + rc = coredev->sendrequest_handler( + coredev->context, DataMsg, + DataMsg->xMsgHeader.msgLength); else - rc = smscore_sendrequest_and_wait(coredev, DataMsg, DataMsg->xMsgHeader.msgLength, &coredev->data_download_done); + rc = smscore_sendrequest_and_wait( + coredev, DataMsg, + DataMsg->xMsgHeader.msgLength, + &coredev->data_download_done); payload += payload_size; size -= payload_size; @@ -529,17 +541,23 @@ int smscore_load_firmware_family2(smscore_device_t *coredev, void *buffer, sizeof(SmsMsgHdr_ST) + sizeof(u32) * 5); - TriggerMsg->msgData[0] = firmware->StartAddress; /* Entry point */ + TriggerMsg->msgData[0] = firmware->StartAddress; + /* Entry point */ TriggerMsg->msgData[1] = 5; /* Priority */ TriggerMsg->msgData[2] = 0x200; /* Stack size */ TriggerMsg->msgData[3] = 0; /* Parameter */ TriggerMsg->msgData[4] = 4; /* Task ID */ if (coredev->device_flags & SMS_ROM_NO_RESPONSE) { - rc = coredev->sendrequest_handler(coredev->context, TriggerMsg, TriggerMsg->xMsgHeader.msgLength); + rc = coredev->sendrequest_handler( + coredev->context, TriggerMsg, + TriggerMsg->xMsgHeader.msgLength); msleep(100); } else - rc = smscore_sendrequest_and_wait(coredev, TriggerMsg, TriggerMsg->xMsgHeader.msgLength, &coredev->trigger_done); + rc = smscore_sendrequest_and_wait( + coredev, TriggerMsg, + TriggerMsg->xMsgHeader.msgLength, + &coredev->trigger_done); } else { SMS_INIT_MSG(msg, MSG_SW_RELOAD_EXEC_REQ, sizeof(SmsMsgHdr_ST)); @@ -563,7 +581,8 @@ int smscore_load_firmware_family2(smscore_device_t *coredev, void *buffer, /** * loads specified firmware into a buffer and calls device loadfirmware_handler * - * @param coredev pointer to a coredev object returned by smscore_register_device + * @param coredev pointer to a coredev object returned by + * smscore_register_device * @param filename null-terminated string specifies firmware file name * @param loadfirmware_handler device handler that loads firmware * @@ -595,8 +614,11 @@ int smscore_load_firmware_from_file(smscore_device_t *coredev, char *filename, memcpy(fw_buffer, fw->data, fw->size); rc = (coredev->device_flags & SMS_DEVICE_FAMILY2) ? - smscore_load_firmware_family2(coredev, fw_buffer, fw->size) : - loadfirmware_handler(coredev->context, fw_buffer, fw->size); + smscore_load_firmware_family2(coredev, + fw_buffer, + fw->size) : + loadfirmware_handler(coredev->context, + fw_buffer, fw->size); kfree(fw_buffer); } else { @@ -618,9 +640,11 @@ int smscore_load_firmware_from_buffer(smscore_device_t *coredev, u8 *buffer, } /** - * notifies all clients registered with the device, notifies hotplugs, frees all buffers and coredev object + * notifies all clients registered with the device, notifies hotplugs, + * frees all buffers and coredev object * - * @param coredev pointer to a coredev object returned by smscore_register_device + * @param coredev pointer to a coredev object returned by + * smscore_register_device * * @return 0 on success, <0 on error. */ @@ -686,13 +710,17 @@ int smscore_detect_mode(smscore_device_t *coredev) rc = smscore_sendrequest_and_wait(coredev, msg, msg->msgLength, &coredev->version_ex_done); if (rc == -ETIME) { - printk("%s: MSG_SMS_GET_VERSION_EX_REQ failed first try\n", __func__); + printk("%s: MSG_SMS_GET_VERSION_EX_REQ failed first try\n", + __func__); if (wait_for_completion_timeout(&coredev->resume_done, msecs_to_jiffies(5000))) { - rc = smscore_sendrequest_and_wait(coredev, msg, msg->msgLength, &coredev->version_ex_done); + rc = smscore_sendrequest_and_wait( + coredev, msg, msg->msgLength, + &coredev->version_ex_done); if (rc < 0) - printk("%s: MSG_SMS_GET_VERSION_EX_REQ failed second try, rc %d\n", __func__, rc); + printk("%s: MSG_SMS_GET_VERSION_EX_REQ failed " + "second try, rc %d\n", __func__, rc); } else rc = -ETIME; } @@ -719,7 +747,8 @@ char *smscore_fw_lkup[][SMS_NUM_OF_DEVICE_TYPES] = { * calls device handler to change mode of operation * NOTE: stellar/usb may disconnect when changing mode * - * @param coredev pointer to a coredev object returned by smscore_register_device + * @param coredev pointer to a coredev object returned by + * smscore_register_device * @param mode requested mode of operation * * @return 0 on success, <0 on error. @@ -757,27 +786,35 @@ int smscore_set_device_mode(smscore_device_t *coredev, int mode) if (!(coredev->modes_supported & (1 << mode))) { type = smscore_registry_gettype(coredev->devpath); - rc = smscore_load_firmware_from_file(coredev, smscore_fw_lkup[mode][type], NULL); + rc = smscore_load_firmware_from_file( + coredev, smscore_fw_lkup[mode][type], NULL); if (rc < 0) { - printk(KERN_INFO "%s load firmware failed %d\n", __func__, rc); + printk(KERN_INFO "%s load firmware " + "failed %d\n", __func__, rc); return rc; } } else - printk(KERN_INFO "%s mode %d supported by running firmware\n", __func__, mode); + printk(KERN_INFO "%s mode %d supported by running " + "firmware\n", __func__, mode); buffer = kmalloc(sizeof(SmsMsgData_ST) + SMS_DMA_ALIGNMENT, GFP_KERNEL | GFP_DMA); if (buffer) { - SmsMsgData_ST *msg = (SmsMsgData_ST *) SMS_ALIGN_ADDRESS(buffer); + SmsMsgData_ST *msg = + (SmsMsgData_ST *) SMS_ALIGN_ADDRESS(buffer); - SMS_INIT_MSG(&msg->xMsgHeader, MSG_SMS_INIT_DEVICE_REQ, sizeof(SmsMsgData_ST)); + SMS_INIT_MSG(&msg->xMsgHeader, MSG_SMS_INIT_DEVICE_REQ, + sizeof(SmsMsgData_ST)); msg->msgData[0] = mode; - rc = smscore_sendrequest_and_wait(coredev, msg, msg->xMsgHeader.msgLength, &coredev->init_device_done); + rc = smscore_sendrequest_and_wait( + coredev, msg, msg->xMsgHeader.msgLength, + &coredev->init_device_done); kfree(buffer); } else { - printk(KERN_INFO "%s Could not allocate buffer for init device message.\n", __func__); + printk(KERN_INFO "%s Could not allocate buffer for " + "init device message.\n", __func__); rc = -ENOMEM; } } else { @@ -810,7 +847,8 @@ int smscore_set_device_mode(smscore_device_t *coredev, int mode) /** * calls device handler to get current mode of operation * - * @param coredev pointer to a coredev object returned by smscore_register_device + * @param coredev pointer to a coredev object returned by + * smscore_register_device * * @return current mode */ @@ -823,12 +861,14 @@ int smscore_get_device_mode(smscore_device_t *coredev) * find client by response id & type within the clients list. * return client handle or NULL. * - * @param coredev pointer to a coredev object returned by smscore_register_device + * @param coredev pointer to a coredev object returned by + * smscore_register_device * @param data_type client data type (SMS_DONT_CARE for all types) * @param id client id (SMS_DONT_CARE for all id) * */ -smscore_client_t *smscore_find_client(smscore_device_t *coredev, int data_type, int id) +smscore_client_t *smscore_find_client(smscore_device_t *coredev, + int data_type, int id) { smscore_client_t *client = NULL; struct list_head *next, *first; @@ -861,15 +901,16 @@ smscore_client_t *smscore_find_client(smscore_device_t *coredev, int data_type, * find client by response id/type, call clients onresponse handler * return buffer to pool on error * - * @param coredev pointer to a coredev object returned by smscore_register_device + * @param coredev pointer to a coredev object returned by + * smscore_register_device * @param cb pointer to response buffer descriptor * */ void smscore_onresponse(smscore_device_t *coredev, smscore_buffer_t *cb) { SmsMsgHdr_ST *phdr = (SmsMsgHdr_ST *)((u8 *) cb->p + cb->offset); - smscore_client_t *client = smscore_find_client(coredev, phdr->msgType, - phdr->msgDstId); + smscore_client_t *client = + smscore_find_client(coredev, phdr->msgType, phdr->msgDstId); int rc = -EBUSY; static unsigned long last_sample_time = 0; @@ -943,7 +984,8 @@ void smscore_onresponse(smscore_device_t *coredev, smscore_buffer_t *cb) /** * return pointer to next free buffer descriptor from core pool * - * @param coredev pointer to a coredev object returned by smscore_register_device + * @param coredev pointer to a coredev object returned by + * smscore_register_device * * @return pointer to descriptor on success, NULL on error. */ @@ -967,7 +1009,8 @@ smscore_buffer_t *smscore_getbuffer(smscore_device_t *coredev) /** * return buffer descriptor to a pool * - * @param coredev pointer to a coredev object returned by smscore_register_device + * @param coredev pointer to a coredev object returned by + * smscore_register_device * @param cb pointer buffer descriptor * */ @@ -1019,7 +1062,9 @@ int smscore_validate_client(smscore_device_t *coredev, * * @return 0 on success, <0 on error. */ -int smscore_register_client(smscore_device_t *coredev, smsclient_params_t *params, smscore_client_t **client) +int smscore_register_client(smscore_device_t *coredev, + smsclient_params_t *params, + smscore_client_t **client) { smscore_client_t *newclient; /* check that no other channel with same parameters exists */ @@ -1054,7 +1099,8 @@ int smscore_register_client(smscore_device_t *coredev, smsclient_params_t *param /** * frees smsclient object and all subclients associated with it * - * @param client pointer to smsclient object returned by smscore_register_client + * @param client pointer to smsclient object returned by + * smscore_register_client * */ void smscore_unregister_client(smscore_client_t *client) @@ -1084,7 +1130,8 @@ void smscore_unregister_client(smscore_client_t *client) * verifies that source id is not taken by another client, * calls device handler to send requests to the device * - * @param client pointer to smsclient object returned by smscore_register_client + * @param client pointer to smsclient object returned by + * smscore_register_client * @param buffer pointer to a request buffer * @param size size (in bytes) of request buffer * |