#include "smscoreapi.h"
-typedef struct _smscore_device_notifyee
-{
+#define PERROR(fmt, args...)\
+ sms_err("smscore error: line %d- %s(): " fmt, \
+ __LINE__, __func__, ## args)
+
+#ifdef SMSCORE_DEBUG
+#undef PWARNING
+# define PWARNING(fmt, args...) sms_info("smscore warning: " \
+ "line %d- %s(): " fmt, \
+ __LINE__, __func__, ## args)
+#undef PDEBUG /* undef it, just in case */
+# define PDEBUG(fmt, args...) sms_info("smscore - %s(): " fmt, \
+ __func__, ## args)
+#else /*SMSCORE_DEBUG*/
+#define PDEBUG(fmt, args...)
+#define PWARNING(fmt, args...)
+#endif
+
+struct smscore_device_notifyee_t {
struct list_head entry;
hotplug_t hotplug;
-} smscore_device_notifyee_t;
+};
-typedef struct _smscore_client
-{
+struct smscore_idlist_t {
struct list_head entry;
- smscore_device_t *coredev;
+ int id;
+ int data_type;
+};
+struct smscore_client_t {
+ struct list_head entry;
+ struct smscore_device_t *coredev;
void *context;
-
- int data_type;
-
+ struct list_head idlist;
onresponse_t onresponse_handler;
onremove_t onremove_handler;
-} *psmscore_client_t;
-
-typedef struct _smscore_subclient
-{
- struct list_head entry;
- smscore_client_t *client;
-
- int id;
-} smscore_subclient_t;
+};
-typedef struct _smscore_device
-{
+struct smscore_device_t {
struct list_head entry;
struct list_head clients;
struct completion version_ex_done, data_download_done, trigger_done;
struct completion init_device_done, reload_start_done, resume_done;
-} *psmscore_device_t;
-typedef struct _smscore_registry_entry
+ int board_id;
+};
+
+void smscore_set_board_id(struct smscore_device_t *core, int id)
+{
+ core->board_id = id;
+}
+
+int smscore_get_board_id(struct smscore_device_t *core)
{
+ return core->board_id;
+}
+
+struct smscore_registry_entry_t {
struct list_head entry;
char devpath[32];
int mode;
-} smscore_registry_entry_t;
+ enum sms_device_type_st type;
+};
struct list_head g_smscore_notifyees;
struct list_head g_smscore_devices;
struct list_head g_smscore_registry;
kmutex_t g_smscore_registrylock;
-static int default_mode = 1;
+static int default_mode = 4;
+
module_param(default_mode, int, 0644);
MODULE_PARM_DESC(default_mode, "default firmware id (device mode)");
-int smscore_registry_getmode(char* devpath)
+static struct smscore_registry_entry_t *smscore_find_registry(char *devpath)
{
- smscore_registry_entry_t *entry;
+ struct smscore_registry_entry_t *entry;
struct list_head *next;
kmutex_lock(&g_smscore_registrylock);
-
- for (next = g_smscore_registry.next; next != &g_smscore_registry; next = next->next)
- {
- entry = (smscore_registry_entry_t *) next;
-
- if (!strcmp(entry->devpath, devpath))
- {
+ for (next = g_smscore_registry.next;
+ next != &g_smscore_registry;
+ next = next->next) {
+ entry = (struct smscore_registry_entry_t *) next;
+ if (!strcmp(entry->devpath, devpath)) {
kmutex_unlock(&g_smscore_registrylock);
- return entry->mode;
+ return entry;
}
}
-
- entry = (smscore_registry_entry_t *) kmalloc(sizeof(smscore_registry_entry_t), GFP_KERNEL);
- if (entry)
- {
+ entry = (struct smscore_registry_entry_t *)
+ kmalloc(sizeof(struct smscore_registry_entry_t),
+ GFP_KERNEL);
+ if (entry) {
entry->mode = default_mode;
strcpy(entry->devpath, devpath);
-
list_add(&entry->entry, &g_smscore_registry);
- }
-
+ } else
+ sms_err("failed to create smscore_registry.");
kmutex_unlock(&g_smscore_registrylock);
+ return entry;
+}
+
+int smscore_registry_getmode(char *devpath)
+{
+ struct smscore_registry_entry_t *entry;
+
+ entry = smscore_find_registry(devpath);
+ if (entry)
+ return entry->mode;
+ else
+ sms_err("No registry found.");
return default_mode;
}
-void smscore_registry_setmode(char* devpath, int mode)
+enum sms_device_type_st smscore_registry_gettype(char *devpath)
{
- smscore_registry_entry_t *entry;
- struct list_head *next;
+ struct smscore_registry_entry_t *entry;
- kmutex_lock(&g_smscore_registrylock);
+ entry = smscore_find_registry(devpath);
+ if (entry)
+ return entry->type;
+ else
+ sms_err("No registry found.");
- for (next = g_smscore_registry.next; next != &g_smscore_registry; next = next->next)
- {
- entry = (smscore_registry_entry_t *) next;
+ return -1;
+}
- if (!strcmp(entry->devpath, devpath))
- {
- entry->mode = mode;
- break;
- }
- }
+void smscore_registry_setmode(char *devpath, int mode)
+{
+ struct smscore_registry_entry_t *entry;
- kmutex_unlock(&g_smscore_registrylock);
+ entry = smscore_find_registry(devpath);
+ if (entry)
+ entry->mode = mode;
+ else
+ sms_err("No registry found.");
}
+void smscore_registry_settype(char *devpath, enum sms_device_type_st type)
+{
+ struct smscore_registry_entry_t *entry;
+
+ entry = smscore_find_registry(devpath);
+ if (entry)
+ entry->type = type;
+ else
+ sms_err("No registry found.");
+}
-void list_add_locked(struct list_head *new, struct list_head *head, spinlock_t* lock)
+
+void list_add_locked(struct list_head *new, struct list_head *head,
+ spinlock_t *lock)
{
unsigned long flags;
*/
int smscore_register_hotplug(hotplug_t hotplug)
{
- smscore_device_notifyee_t *notifyee;
+ struct smscore_device_notifyee_t *notifyee;
struct list_head *next, *first;
int rc = 0;
kmutex_lock(&g_smscore_deviceslock);
- notifyee = kmalloc(sizeof(smscore_device_notifyee_t), GFP_KERNEL);
- if (notifyee)
- {
- // now notify callback about existing devices
+ notifyee = kmalloc(sizeof(struct smscore_device_notifyee_t),
+ GFP_KERNEL);
+ if (notifyee) {
+ /* now notify callback about existing devices */
first = &g_smscore_devices;
- for (next = first->next; next != first && !rc; next = next->next)
- {
- smscore_device_t *coredev = (smscore_device_t *) next;
+ for (next = first->next;
+ next != first && !rc;
+ next = next->next) {
+ struct smscore_device_t *coredev =
+ (struct smscore_device_t *) next;
rc = hotplug(coredev, coredev->device, 1);
}
- if (rc >= 0)
- {
+ if (rc >= 0) {
notifyee->hotplug = hotplug;
list_add(¬ifyee->entry, &g_smscore_notifyees);
- }
- else
+ } else
kfree(notifyee);
- }
- else
+ } else
rc = -ENOMEM;
kmutex_unlock(&g_smscore_deviceslock);
first = &g_smscore_notifyees;
- for (next = first->next; next != first;)
- {
- smscore_device_notifyee_t *notifyee = (smscore_device_notifyee_t *) next;
+ for (next = first->next; next != first;) {
+ struct smscore_device_notifyee_t *notifyee =
+ (struct smscore_device_notifyee_t *) next;
next = next->next;
- if (notifyee->hotplug == hotplug)
- {
+ if (notifyee->hotplug == hotplug) {
list_del(¬ifyee->entry);
kfree(notifyee);
}
kmutex_unlock(&g_smscore_deviceslock);
}
-void smscore_notify_clients(smscore_device_t *coredev)
+void smscore_notify_clients(struct smscore_device_t *coredev)
{
- smscore_client_t* client;
+ struct smscore_client_t *client;
- // the client must call smscore_unregister_client from remove handler
- while (!list_empty(&coredev->clients))
- {
- client = (smscore_client_t *) coredev->clients.next;
+ /* the client must call smscore_unregister_client from remove handler */
+ while (!list_empty(&coredev->clients)) {
+ client = (struct smscore_client_t *) coredev->clients.next;
client->onremove_handler(client->context);
}
}
-int smscore_notify_callbacks(smscore_device_t *coredev, struct device *device, int arrival)
+int smscore_notify_callbacks(struct smscore_device_t *coredev,
+ struct device *device, int arrival)
{
struct list_head *next, *first;
int rc = 0;
- // note: must be called under g_deviceslock
+ /* note: must be called under g_deviceslock */
first = &g_smscore_notifyees;
- for (next = first->next; next != first; next = next->next)
- {
- rc = ((smscore_device_notifyee_t *) next)->hotplug(coredev, device, arrival);
+ for (next = first->next; next != first; next = next->next) {
+ rc = ((struct smscore_device_notifyee_t *) next)->
+ hotplug(coredev, device, arrival);
if (rc < 0)
break;
}
return rc;
}
-smscore_buffer_t *smscore_createbuffer(u8* buffer, void* common_buffer, dma_addr_t common_buffer_phys)
+struct smscore_buffer_t *smscore_createbuffer(u8 *buffer, void *common_buffer,
+ dma_addr_t common_buffer_phys)
{
- smscore_buffer_t *cb = kmalloc(sizeof(smscore_buffer_t), GFP_KERNEL);
- if (!cb)
- {
- printk(KERN_INFO "%s kmalloc(...) failed\n", __FUNCTION__);
+ struct smscore_buffer_t *cb =
+ kmalloc(sizeof(struct smscore_buffer_t), GFP_KERNEL);
+ if (!cb) {
+ sms_info("kmalloc(...) failed");
return NULL;
}
cb->p = buffer;
- cb->offset_in_common = buffer - (u8*) common_buffer;
+ cb->offset_in_common = buffer - (u8 *) common_buffer;
cb->phys = common_buffer_phys + cb->offset_in_common;
return cb;
}
/**
- * creates coredev object for a device, prepares buffers, creates buffer mappings, notifies
- * registered hotplugs about new device.
+ * 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.
*/
-int smscore_register_device(smsdevice_params_t *params, smscore_device_t **coredev)
+int smscore_register_device(struct smsdevice_params_t *params,
+ struct smscore_device_t **coredev)
{
- smscore_device_t* dev;
+ struct smscore_device_t *dev;
u8 *buffer;
- dev = kzalloc(sizeof(smscore_device_t), GFP_KERNEL);
- if (!dev)
- {
- printk(KERN_INFO "%s kzalloc(...) failed\n", __FUNCTION__);
+ dev = kzalloc(sizeof(struct smscore_device_t), GFP_KERNEL);
+ if (!dev) {
+ sms_info("kzalloc(...) failed");
return -ENOMEM;
}
- // init list entry so it could be safe in smscore_unregister_device
+ /* init list entry so it could be safe in smscore_unregister_device */
INIT_LIST_HEAD(&dev->entry);
- // init queues
+ /* init queues */
INIT_LIST_HEAD(&dev->clients);
- INIT_LIST_HEAD(&dev->subclients);
INIT_LIST_HEAD(&dev->buffers);
- // init locks
+ /* init locks */
spin_lock_init(&dev->clientslock);
spin_lock_init(&dev->bufferslock);
- // init completion events
+ /* init completion events */
init_completion(&dev->version_ex_done);
init_completion(&dev->data_download_done);
init_completion(&dev->trigger_done);
init_completion(&dev->reload_start_done);
init_completion(&dev->resume_done);
- // alloc common buffer
+ /* alloc common buffer */
dev->common_buffer_size = params->buffer_size * params->num_buffers;
- dev->common_buffer = dma_alloc_coherent(NULL, dev->common_buffer_size, &dev->common_buffer_phys, GFP_KERNEL | GFP_DMA);
- if (!dev->common_buffer)
- {
+ dev->common_buffer = dma_alloc_coherent(NULL, dev->common_buffer_size,
+ &dev->common_buffer_phys,
+ GFP_KERNEL | GFP_DMA);
+ if (!dev->common_buffer) {
smscore_unregister_device(dev);
return -ENOMEM;
}
- // prepare dma buffers
- 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);
- if (!cb)
- {
+ /* prepare dma buffers */
+ for (buffer = dev->common_buffer;
+ dev->num_buffers < params->num_buffers;
+ dev->num_buffers++, buffer += params->buffer_size) {
+ struct smscore_buffer_t *cb =
+ smscore_createbuffer(buffer, dev->common_buffer,
+ dev->common_buffer_phys);
+ if (!cb) {
smscore_unregister_device(dev);
return -ENOMEM;
}
smscore_putbuffer(dev, cb);
}
- printk(KERN_INFO "%s allocated %d buffers\n", __FUNCTION__, dev->num_buffers);
+ sms_info("allocated %d buffers", dev->num_buffers);
dev->mode = DEVICE_MODE_NONE;
dev->context = params->context;
dev->device_flags = params->flags;
strcpy(dev->devpath, params->devpath);
- // add device to devices list
+ smscore_registry_settype(dev->devpath, params->device_type);
+
+ /* add device to devices list */
kmutex_lock(&g_smscore_deviceslock);
list_add(&dev->entry, &g_smscore_devices);
kmutex_unlock(&g_smscore_deviceslock);
*coredev = dev;
- printk(KERN_INFO "%s device %p created\n", __FUNCTION__, dev);
+ sms_info("device %p created", dev);
return 0;
}
/**
* 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 smscore_start_device(struct smscore_device_t *coredev)
{
- int rc = smscore_set_device_mode(coredev, smscore_registry_getmode(coredev->devpath));
- if (rc < 0)
+ int rc = smscore_set_device_mode(
+ coredev, smscore_registry_getmode(coredev->devpath));
+ if (rc < 0) {
+ sms_info("set device mode faile , rc %d", rc);
return rc;
+ }
kmutex_lock(&g_smscore_deviceslock);
rc = smscore_notify_callbacks(coredev, coredev->device, 1);
- printk(KERN_INFO "%s device %p started, rc %d\n", __FUNCTION__, coredev, rc);
+ sms_info("device %p started, rc %d", coredev, rc);
kmutex_unlock(&g_smscore_deviceslock);
return rc;
}
-int smscore_sendrequest_and_wait(smscore_device_t *coredev, void* buffer, size_t size, struct completion *completion)
+int smscore_sendrequest_and_wait(struct smscore_device_t *coredev, void *buffer,
+ size_t size, struct completion *completion)
{
int rc = coredev->sendrequest_handler(coredev->context, buffer, size);
- if (rc < 0)
+ if (rc < 0) {
+ sms_info("sendrequest returned error %d", rc);
return rc;
+ }
- return wait_for_completion_timeout(completion, msecs_to_jiffies(1000)) ? 0 : -ETIME;
+ return wait_for_completion_timeout(completion,
+ msecs_to_jiffies(10000)) ?
+ 0 : -ETIME;
}
-int smscore_load_firmware_family2(smscore_device_t *coredev, void *buffer, size_t size)
+int smscore_load_firmware_family2(struct smscore_device_t *coredev,
+ void *buffer, size_t size)
{
- SmsFirmware_ST* firmware = (SmsFirmware_ST*) buffer;
- SmsMsgHdr_ST *msg;
- UINT32 mem_address = firmware->StartAddress;
- u8* payload = firmware->Payload;
+ struct SmsFirmware_ST *firmware = (struct SmsFirmware_ST *) buffer;
+ struct SmsMsgHdr_ST *msg;
+ u32 mem_address = firmware->StartAddress;
+ u8 *payload = firmware->Payload;
int rc = 0;
- if (coredev->preload_handler)
- {
+ sms_info("loading FW to addr 0x%x size %d",
+ mem_address, firmware->Length);
+ if (coredev->preload_handler) {
rc = coredev->preload_handler(coredev->context);
if (rc < 0)
return rc;
}
- // PAGE_SIZE buffer shall be enough and dma aligned
- msg = (SmsMsgHdr_ST *) kmalloc(PAGE_SIZE, GFP_KERNEL | GFP_DMA);
+ /* PAGE_SIZE buffer shall be enough and dma aligned */
+ msg = kmalloc(PAGE_SIZE, GFP_KERNEL | GFP_DMA);
if (!msg)
return -ENOMEM;
- if (coredev->mode != DEVICE_MODE_NONE)
- {
- SMS_INIT_MSG(msg, MSG_SW_RELOAD_START_REQ, sizeof(SmsMsgHdr_ST));
- rc = smscore_sendrequest_and_wait(coredev, msg, msg->msgLength, &coredev->reload_start_done);
- mem_address = *(UINT32*) &payload[20];
+ if (coredev->mode != DEVICE_MODE_NONE) {
+ PDEBUG("Sending reload command");
+ SMS_INIT_MSG(msg, MSG_SW_RELOAD_START_REQ,
+ sizeof(struct SmsMsgHdr_ST));
+ rc = smscore_sendrequest_and_wait(coredev, msg,
+ msg->msgLength,
+ &coredev->reload_start_done);
+ mem_address = *(u32 *) &payload[20];
}
- while (size && rc >= 0)
- {
- SmsDataDownload_ST *DataMsg = (SmsDataDownload_ST *) msg;
+ while (size && rc >= 0) {
+ struct SmsDataDownload_ST *DataMsg =
+ (struct SmsDataDownload_ST *) msg;
int payload_size = min((int) size, SMS_MAX_PAYLOAD_SIZE);
- SMS_INIT_MSG(msg, MSG_SMS_DATA_DOWNLOAD_REQ, (UINT16)(sizeof(SmsMsgHdr_ST) + sizeof(UINT32) + payload_size));
+ SMS_INIT_MSG(msg, MSG_SMS_DATA_DOWNLOAD_REQ,
+ (u16)(sizeof(struct SmsMsgHdr_ST) +
+ sizeof(u32) + payload_size));
DataMsg->MemAddr = mem_address;
memcpy(DataMsg->Payload, payload, payload_size);
- if (coredev->device_flags & SMS_ROM_NO_RESPONSE && coredev->mode == DEVICE_MODE_NONE)
- rc = coredev->sendrequest_handler(coredev->context, DataMsg, DataMsg->xMsgHeader.msgLength);
+ if ((coredev->device_flags & SMS_ROM_NO_RESPONSE) &&
+ (coredev->mode == DEVICE_MODE_NONE))
+ 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;
mem_address += payload_size;
}
- if (rc >= 0)
- {
- if (coredev->mode == DEVICE_MODE_NONE)
- {
- SmsMsgData_ST* TriggerMsg = (SmsMsgData_ST*) msg;
-
- SMS_INIT_MSG(msg, MSG_SMS_SWDOWNLOAD_TRIGGER_REQ, sizeof(SmsMsgHdr_ST) + sizeof(UINT32) * 5);
-
- 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);
+ if (rc >= 0) {
+ if (coredev->mode == DEVICE_MODE_NONE) {
+ struct SmsMsgData_ST *TriggerMsg =
+ (struct SmsMsgData_ST *) msg;
+
+ SMS_INIT_MSG(msg, MSG_SMS_SWDOWNLOAD_TRIGGER_REQ,
+ sizeof(struct SmsMsgHdr_ST) +
+ sizeof(u32) * 5);
+
+ 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);
msleep(100);
- }
- else
- 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));
-
- rc = coredev->sendrequest_handler(coredev->context, msg, msg->msgLength);
+ } else
+ rc = smscore_sendrequest_and_wait(
+ coredev, TriggerMsg,
+ TriggerMsg->xMsgHeader.msgLength,
+ &coredev->trigger_done);
+ } else {
+ SMS_INIT_MSG(msg, MSG_SW_RELOAD_EXEC_REQ,
+ sizeof(struct SmsMsgHdr_ST));
+
+ rc = coredev->sendrequest_handler(coredev->context,
+ msg, msg->msgLength);
}
+ msleep(500);
}
- printk("%s %d \n", __func__, rc);
+ sms_debug("rc=%d, postload=%p ", rc,
+ coredev->postload_handler);
kfree(msg);
- return (rc >= 0 && coredev->postload_handler) ?
+ return ((rc >= 0) && coredev->postload_handler) ?
coredev->postload_handler(coredev->context) :
rc;
}
/**
* 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
*
* @return 0 on success, <0 on error.
*/
-int smscore_load_firmware(smscore_device_t *coredev, char* filename, loadfirmware_t loadfirmware_handler)
+int smscore_load_firmware_from_file(struct smscore_device_t *coredev,
+ char *filename,
+ loadfirmware_t loadfirmware_handler)
{
int rc = -ENOENT;
-
const struct firmware *fw;
- u8* fw_buffer;
+ u8 *fw_buffer;
- if (loadfirmware_handler == NULL && !(coredev->device_flags & SMS_DEVICE_FAMILY2))
+ if (loadfirmware_handler == NULL && !(coredev->device_flags &
+ SMS_DEVICE_FAMILY2))
return -EINVAL;
rc = request_firmware(&fw, filename, coredev->device);
- if (rc < 0)
- {
- printk(KERN_INFO "%s failed to open \"%s\"\n", __FUNCTION__, filename);
+ if (rc < 0) {
+ sms_info("failed to open \"%s\"", filename);
return rc;
}
-
- fw_buffer = kmalloc(ALIGN(fw->size, SMS_ALLOC_ALIGNMENT), GFP_KERNEL | GFP_DMA);
- if (fw_buffer)
- {
+ sms_info("read FW %s, size=%d\"", filename, fw->size);
+ fw_buffer = kmalloc(ALIGN(fw->size, SMS_ALLOC_ALIGNMENT),
+ GFP_KERNEL | GFP_DMA);
+ if (fw_buffer) {
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
- {
- printk(KERN_INFO "%s failed to allocate firmware buffer\n", __FUNCTION__);
+ } else {
+ sms_info("failed to allocate firmware buffer");
rc = -ENOMEM;
}
return rc;
}
+int smscore_load_firmware_from_buffer(struct smscore_device_t *coredev,
+ u8 *buffer, int size, int new_mode)
+{
+ PERROR("Feature not implemented yet");
+ return -EFAULT;
+}
+
/**
- * 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.
*/
-void smscore_unregister_device(smscore_device_t *coredev)
+void smscore_unregister_device(struct smscore_device_t *coredev)
{
- smscore_buffer_t *cb;
+ struct smscore_buffer_t *cb;
int num_buffers = 0;
+ int retry = 0;
kmutex_lock(&g_smscore_deviceslock);
smscore_notify_clients(coredev);
smscore_notify_callbacks(coredev, NULL, 0);
- // at this point all buffers should be back
- // onresponse must no longer be called
+ /* at this point all buffers should be back
+ * onresponse must no longer be called */
- while (1)
- {
- while ((cb = smscore_getbuffer(coredev)))
- {
+ while (1) {
+ while ((cb = smscore_getbuffer(coredev))) {
kfree(cb);
- num_buffers ++;
+ num_buffers++;
}
-
if (num_buffers == coredev->num_buffers)
break;
+ if (++retry > 10) {
+ sms_info("exiting although "
+ "not all buffers released.");
+ break;
+ }
- printk(KERN_INFO "%s waiting for %d buffer(s)\n", __FUNCTION__, coredev->num_buffers - num_buffers);
+ sms_info("waiting for %d buffer(s)",
+ coredev->num_buffers - num_buffers);
msleep(100);
}
- printk(KERN_INFO "%s freed %d buffers\n", __FUNCTION__, num_buffers);
+ sms_info("freed %d buffers", num_buffers);
if (coredev->common_buffer)
- dma_free_coherent(NULL, coredev->common_buffer_size, coredev->common_buffer, coredev->common_buffer_phys);
+ dma_free_coherent(NULL, coredev->common_buffer_size,
+ coredev->common_buffer,
+ coredev->common_buffer_phys);
list_del(&coredev->entry);
kfree(coredev);
kmutex_unlock(&g_smscore_deviceslock);
- printk(KERN_INFO "%s device %p destroyed\n", __FUNCTION__, coredev);
+ sms_info("device %p destroyed", coredev);
}
-int smscore_detect_mode(smscore_device_t *coredev)
+int smscore_detect_mode(struct smscore_device_t *coredev)
{
- void *buffer = kmalloc(sizeof(SmsMsgHdr_ST) + SMS_DMA_ALIGNMENT, GFP_KERNEL | GFP_DMA);
- SmsMsgHdr_ST *msg = (SmsMsgHdr_ST *) SMS_ALIGN_ADDRESS(buffer);
+ void *buffer = kmalloc(sizeof(struct SmsMsgHdr_ST) + SMS_DMA_ALIGNMENT,
+ GFP_KERNEL | GFP_DMA);
+ struct SmsMsgHdr_ST *msg =
+ (struct SmsMsgHdr_ST *) SMS_ALIGN_ADDRESS(buffer);
int rc;
if (!buffer)
return -ENOMEM;
- SMS_INIT_MSG(msg, MSG_SMS_GET_VERSION_EX_REQ, sizeof(SmsMsgHdr_ST));
+ SMS_INIT_MSG(msg, MSG_SMS_GET_VERSION_EX_REQ,
+ sizeof(struct SmsMsgHdr_ST));
- 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", __FUNCTION__);
+ rc = smscore_sendrequest_and_wait(coredev, msg, msg->msgLength,
+ &coredev->version_ex_done);
+ if (rc == -ETIME) {
+ sms_err("MSG_SMS_GET_VERSION_EX_REQ failed first try");
- 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);
+ 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);
if (rc < 0)
- {
- printk("%s: MSG_SMS_GET_VERSION_EX_REQ failed second try, rc %d\n", __FUNCTION__, rc);
- }
- }
- else
+ sms_err("MSG_SMS_GET_VERSION_EX_REQ failed "
+ "second try, rc %d", rc);
+ } else
rc = -ETIME;
}
return rc;
}
-char *smscore_fw_lkup[] =
-{
- "dvb_nova_12mhz.inp",
- "dvb_nova_12mhz.inp",
- "tdmb_nova.inp",
- "none",
- "dvb_nova_12mhz.inp",
- "isdbt_nova_12mhz.inp",
- "isdbt_nova_12mhz.inp",
- "cmmb_nova_12mhz.inp",
- "none",
+char *smscore_fw_lkup[][SMS_NUM_OF_DEVICE_TYPES] = {
+ /*Stellar NOVA A0 Nova B0 VEGA*/
+ /*DVBT*/
+ {"none", "dvb_nova_12mhz.inp", "dvb_nova_12mhz_b0.inp", "none"},
+ /*DVBH*/
+ {"none", "dvb_nova_12mhz.inp", "dvb_nova_12mhz_b0.inp", "none"},
+ /*TDMB*/
+ {"none", "tdmb_nova_12mhz.inp", "none", "none"},
+ /*DABIP*/
+ {"none", "none", "none", "none"},
+ /*BDA*/
+ {"none", "dvb_nova_12mhz.inp", "dvb_nova_12mhz_b0.inp", "none"},
+ /*ISDBT*/
+ {"none", "isdbt_nova_12mhz.inp", "dvb_nova_12mhz.inp", "none"},
+ /*ISDBTBDA*/
+ {"none", "isdbt_nova_12mhz.inp", "isdbt_nova_12mhz_b0.inp", "none"},
+ /*CMMB*/
+ {"none", "none", "none", "cmmb_vega_12mhz.inp"}
};
+
/**
* 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.
*/
-int smscore_set_device_mode(smscore_device_t *coredev, int mode)
+int smscore_set_device_mode(struct smscore_device_t *coredev, int mode)
{
void *buffer;
int rc = 0;
+ enum sms_device_type_st type;
- if (coredev->device_flags & SMS_DEVICE_FAMILY2)
- {
- if (mode < DEVICE_MODE_DVBT || mode > DEVICE_MODE_RAW_TUNER)
- {
- printk(KERN_INFO "%s invalid mode specified %d\n", __FUNCTION__, mode);
+ PDEBUG("set device mode to %d", mode);
+ if (coredev->device_flags & SMS_DEVICE_FAMILY2) {
+ if (mode < DEVICE_MODE_DVBT || mode > DEVICE_MODE_RAW_TUNER) {
+ sms_info("invalid mode specified %d", mode);
return -EINVAL;
}
- if (!(coredev->device_flags & SMS_DEVICE_NOT_READY))
- {
+ smscore_registry_setmode(coredev->devpath, mode);
+
+ if (!(coredev->device_flags & SMS_DEVICE_NOT_READY)) {
rc = smscore_detect_mode(coredev);
- if (rc < 0)
+ if (rc < 0) {
+ sms_info("mode detect failed %d", rc);
return rc;
+ }
}
- if (coredev->mode == mode)
- {
- printk(KERN_INFO "%s device mode %d already set\n", __FUNCTION__, mode);
+ if (coredev->mode == mode) {
+ sms_info("device mode %d already set", mode);
return 0;
}
- if (!(coredev->modes_supported & (1 << mode)))
- {
- rc = smscore_load_firmware(coredev, smscore_fw_lkup[mode], NULL);
- if (rc < 0)
+ 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);
+ if (rc < 0) {
+ sms_info("load firmware "
+ "failed %d", rc);
return rc;
- }
- else
- {
- printk(KERN_INFO "%s mode %d supported by running firmware\n", __FUNCTION__, mode);
- }
-
- buffer = kmalloc(sizeof(SmsMsgData_ST) + SMS_DMA_ALIGNMENT, GFP_KERNEL | GFP_DMA);
- if (buffer)
- {
- SmsMsgData_ST *msg = (SmsMsgData_ST *) SMS_ALIGN_ADDRESS(buffer);
-
- SMS_INIT_MSG(&msg->xMsgHeader, MSG_SMS_INIT_DEVICE_REQ, sizeof(SmsMsgData_ST));
+ }
+ } else
+ sms_info("mode %d supported by running "
+ "firmware", mode);
+
+ buffer = kmalloc(sizeof(struct SmsMsgData_ST) +
+ SMS_DMA_ALIGNMENT, GFP_KERNEL | GFP_DMA);
+ if (buffer) {
+ struct SmsMsgData_ST *msg =
+ (struct SmsMsgData_ST *)
+ SMS_ALIGN_ADDRESS(buffer);
+
+ SMS_INIT_MSG(&msg->xMsgHeader, MSG_SMS_INIT_DEVICE_REQ,
+ sizeof(struct 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
+ } else {
+ sms_info("Could not allocate buffer for "
+ "init device message.");
rc = -ENOMEM;
- }
- else
- {
+ }
+ } else {
+ if (mode < DEVICE_MODE_DVBT || mode > DEVICE_MODE_DVBT_BDA) {
+ sms_info("invalid mode specified %d", mode);
+ return -EINVAL;
+ }
+
+ smscore_registry_setmode(coredev->devpath, mode);
+
if (coredev->detectmode_handler)
- coredev->detectmode_handler(coredev->context, &coredev->mode);
+ coredev->detectmode_handler(coredev->context,
+ &coredev->mode);
if (coredev->mode != mode && coredev->setmode_handler)
rc = coredev->setmode_handler(coredev->context, mode);
}
- smscore_registry_setmode(coredev->devpath, mode);
-
- if (rc >= 0)
- {
+ if (rc >= 0) {
coredev->mode = mode;
coredev->device_flags &= ~SMS_DEVICE_NOT_READY;
}
+ if (rc != 0)
+ sms_info("return error code %d.", rc);
return rc;
}
/**
* 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
*/
-int smscore_get_device_mode(smscore_device_t *coredev)
+int smscore_get_device_mode(struct smscore_device_t *coredev)
{
return coredev->mode;
}
-smscore_client_t* smscore_getclient_by_type(smscore_device_t *coredev, int data_type)
+/**
+ * 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 data_type client data type (SMS_DONT_CARE for all types)
+ * @param id client id (SMS_DONT_CARE for all id)
+ *
+ */
+struct smscore_client_t *smscore_find_client(struct smscore_device_t *coredev,
+ int data_type, int id)
{
- smscore_client_t *client = NULL;
+ struct smscore_client_t *client = NULL;
struct list_head *next, *first;
unsigned long flags;
+ struct list_head *firstid, *nextid;
- if (!data_type)
- return NULL;
spin_lock_irqsave(&coredev->clientslock, flags);
-
first = &coredev->clients;
-
- for (next = first->next; next != first; next = next->next)
- {
- if (((smscore_client_t*) next)->data_type == data_type)
- {
- client = (smscore_client_t*) next;
- break;
- }
- }
-
- spin_unlock_irqrestore(&coredev->clientslock, flags);
-
- return client;
-}
-
-smscore_client_t* smscore_getclient_by_id(smscore_device_t *coredev, int id)
-{
- smscore_client_t *client = NULL;
- struct list_head *next, *first;
- unsigned long flags;
-
- spin_lock_irqsave(&coredev->clientslock, flags);
-
- first = &coredev->subclients;
-
- for (next = first->next; next != first; next = next->next)
- {
- if (((smscore_subclient_t*) next)->id == id)
- {
- client = ((smscore_subclient_t*) next)->client;
- break;
+ for (next = first->next;
+ (next != first) && !client;
+ next = next->next) {
+ firstid = &((struct smscore_client_t *)next)->idlist;
+ for (nextid = firstid->next;
+ nextid != firstid;
+ nextid = nextid->next) {
+ if ((((struct smscore_idlist_t *)nextid)->id == id) &&
+ (((struct smscore_idlist_t *)nextid)->data_type == data_type ||
+ (((struct smscore_idlist_t *)nextid)->data_type == 0))) {
+ client = (struct smscore_client_t *) next;
+ break;
+ }
}
}
-
spin_unlock_irqrestore(&coredev->clientslock, flags);
-
return client;
}
* 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)
+void smscore_onresponse(struct smscore_device_t *coredev,
+ struct smscore_buffer_t *cb)
{
- SmsMsgHdr_ST *phdr = (SmsMsgHdr_ST *)((u8*) cb->p + cb->offset);
- smscore_client_t * client = smscore_getclient_by_type(coredev, phdr->msgType);
+ struct SmsMsgHdr_ST *phdr =
+ (struct SmsMsgHdr_ST *)((u8 *) cb->p + cb->offset);
+ struct smscore_client_t *client =
+ smscore_find_client(coredev, phdr->msgType, phdr->msgDstId);
int rc = -EBUSY;
- static unsigned long last_sample_time = 0;
- static int data_total = 0;
+ static unsigned long last_sample_time; /* = 0; */
+ static int data_total; /* = 0; */
unsigned long time_now = jiffies_to_msecs(jiffies);
if (!last_sample_time)
last_sample_time = time_now;
- if (time_now - last_sample_time > 10000)
- {
- printk("\n%s data rate %d bytes/secs\n", __func__, (int)((data_total * 1000) / (time_now - last_sample_time)));
+ if (time_now - last_sample_time > 10000) {
+ sms_debug("\ndata rate %d bytes/secs",
+ (int)((data_total * 1000) /
+ (time_now - last_sample_time)));
last_sample_time = time_now;
data_total = 0;
}
data_total += cb->size;
-
- if (!client)
- client = smscore_getclient_by_id(coredev, phdr->msgDstId);
-
+ /* If no client registered for type & id,
+ * check for control client where type is not registered */
if (client)
rc = client->onresponse_handler(client->context, cb);
- if (rc < 0)
- {
- switch (phdr->msgType)
+ if (rc < 0) {
+ switch (phdr->msgType) {
+ case MSG_SMS_GET_VERSION_EX_RES:
{
- case MSG_SMS_GET_VERSION_EX_RES:
- {
- SmsVersionRes_ST *ver = (SmsVersionRes_ST*) phdr;
- printk("%s: MSG_SMS_GET_VERSION_EX_RES id %d prots 0x%x ver %d.%d\n", __FUNCTION__, ver->FirmwareId, ver->SupportedProtocols, ver->RomVersionMajor, ver->RomVersionMinor);
-
- coredev->mode = ver->FirmwareId == 255 ? DEVICE_MODE_NONE : ver->FirmwareId;
- coredev->modes_supported = ver->SupportedProtocols;
-
- complete(&coredev->version_ex_done);
- break;
- }
-
- case MSG_SMS_INIT_DEVICE_RES:
- printk("%s: MSG_SMS_INIT_DEVICE_RES\n", __FUNCTION__);
- complete(&coredev->init_device_done);
- break;
-
- case MSG_SW_RELOAD_START_RES:
- printk("%s: MSG_SW_RELOAD_START_RES\n", __FUNCTION__);
- complete(&coredev->reload_start_done);
- break;
-
- case MSG_SMS_DATA_DOWNLOAD_RES:
- complete(&coredev->data_download_done);
- break;
-
- case MSG_SW_RELOAD_EXEC_RES:
- printk("%s: MSG_SW_RELOAD_EXEC_RES\n", __FUNCTION__);
- break;
-
- case MSG_SMS_SWDOWNLOAD_TRIGGER_RES:
- printk("%s: MSG_SMS_SWDOWNLOAD_TRIGGER_RES\n", __FUNCTION__);
- complete(&coredev->trigger_done);
- break;
-
- case MSG_SMS_SLEEP_RESUME_COMP_IND:
- complete(&coredev->resume_done);
- break;
-
- default:
- printk(KERN_INFO "%s no client (%p) or error (%d), type:%d dstid:%d\n", __FUNCTION__, client, rc, phdr->msgType, phdr->msgDstId);
+ struct SmsVersionRes_ST *ver =
+ (struct SmsVersionRes_ST *) phdr;
+ sms_debug("MSG_SMS_GET_VERSION_EX_RES "
+ "id %d prots 0x%x ver %d.%d",
+ ver->FirmwareId, ver->SupportedProtocols,
+ ver->RomVersionMajor, ver->RomVersionMinor);
+
+ coredev->mode = ver->FirmwareId == 255 ?
+ DEVICE_MODE_NONE : ver->FirmwareId;
+ coredev->modes_supported = ver->SupportedProtocols;
+
+ complete(&coredev->version_ex_done);
+ break;
+ }
+ case MSG_SMS_INIT_DEVICE_RES:
+ sms_debug("MSG_SMS_INIT_DEVICE_RES");
+ complete(&coredev->init_device_done);
+ break;
+ case MSG_SW_RELOAD_START_RES:
+ sms_debug("MSG_SW_RELOAD_START_RES");
+ complete(&coredev->reload_start_done);
+ break;
+ case MSG_SMS_DATA_DOWNLOAD_RES:
+ complete(&coredev->data_download_done);
+ break;
+ case MSG_SW_RELOAD_EXEC_RES:
+ sms_debug("MSG_SW_RELOAD_EXEC_RES");
+ break;
+ case MSG_SMS_SWDOWNLOAD_TRIGGER_RES:
+ sms_debug("MSG_SMS_SWDOWNLOAD_TRIGGER_RES");
+ complete(&coredev->trigger_done);
+ break;
+ case MSG_SMS_SLEEP_RESUME_COMP_IND:
+ complete(&coredev->resume_done);
+ break;
+ default:
+ break;
}
-
smscore_putbuffer(coredev, 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.
*/
-smscore_buffer_t *smscore_getbuffer(smscore_device_t *coredev)
+struct smscore_buffer_t *smscore_getbuffer(struct smscore_device_t *coredev)
{
- smscore_buffer_t *cb = NULL;
+ struct smscore_buffer_t *cb = NULL;
unsigned long flags;
spin_lock_irqsave(&coredev->bufferslock, flags);
- if (!list_empty(&coredev->buffers))
- {
- cb = (smscore_buffer_t *) coredev->buffers.next;
+ if (!list_empty(&coredev->buffers)) {
+ cb = (struct smscore_buffer_t *) coredev->buffers.next;
list_del(&cb->entry);
}
/**
* 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
*
*/
-void smscore_putbuffer(smscore_device_t *coredev, smscore_buffer_t *cb)
+void smscore_putbuffer(struct smscore_device_t *coredev,
+ struct smscore_buffer_t *cb)
{
list_add_locked(&cb->entry, &coredev->buffers, &coredev->bufferslock);
}
-int smscore_validate_client(smscore_device_t *coredev, smscore_client_t *client, int id)
+int smscore_validate_client(struct smscore_device_t *coredev,
+ struct smscore_client_t *client,
+ int data_type, int id)
{
- smscore_client_t *existing_client;
- smscore_subclient_t *subclient;
+ struct smscore_idlist_t *listentry;
+ struct smscore_client_t *registered_client;
- if (!id)
- return 0;
-
- existing_client = smscore_getclient_by_id(coredev, id);
- if (existing_client == client)
+ if (!client) {
+ PERROR("bad parameter.");
+ return -EFAULT;
+ }
+ registered_client = smscore_find_client(coredev, data_type, id);
+ if (registered_client == client)
return 0;
- if (existing_client)
- return -EBUSY;
-
- subclient = kzalloc(sizeof(smscore_subclient_t), GFP_KERNEL);
- if (!subclient)
+ if (registered_client) {
+ PERROR("The msg ID already registered to another client.");
+ return -EEXIST;
+ }
+ listentry = kzalloc(sizeof(struct smscore_idlist_t), GFP_KERNEL);
+ if (!listentry) {
+ PERROR("Can't allocate memory for client id.");
return -ENOMEM;
-
- subclient->client = client;
- subclient->id = id;
-
- list_add_locked(&subclient->entry, &coredev->subclients, &coredev->clientslock);
-
+ }
+ listentry->id = id;
+ listentry->data_type = data_type;
+ list_add_locked(&listentry->entry, &client->idlist,
+ &coredev->clientslock);
return 0;
}
* @param coredev pointer to a coredev object from clients hotplug
* @param initial_id all messages with this id would be sent to this client
* @param data_type all messages of this type would be sent to this client
- * @param onresponse_handler client handler that is called to process incoming messages
+ * @param onresponse_handler client handler that is called to
+ * process incoming messages
* @param onremove_handler client handler that is called when device is removed
* @param context client-specific context
* @param client pointer to a value that receives created smsclient object
*
* @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(struct smscore_device_t *coredev,
+ struct smsclient_params_t *params,
+ struct smscore_client_t **client)
{
- smscore_client_t* newclient;
- int rc;
-
- // check that no other channel with same data type exists
- if (params->data_type && smscore_getclient_by_type(coredev, params->data_type))
+ struct smscore_client_t *newclient;
+ /* check that no other channel with same parameters exists */
+ if (smscore_find_client(coredev, params->data_type,
+ params->initial_id)) {
+ PERROR("Client already exist.");
return -EEXIST;
+ }
- newclient = kzalloc(sizeof(smscore_client_t), GFP_KERNEL);
- if (!newclient)
+ newclient = kzalloc(sizeof(struct smscore_client_t), GFP_KERNEL);
+ if (!newclient) {
+ PERROR("Failed to allocate memory for client.");
return -ENOMEM;
-
- // check that no other channel with same id exists
- rc = smscore_validate_client(coredev, newclient, params->initial_id);
- if (rc < 0)
- {
- kfree(newclient);
- return rc;
}
+ INIT_LIST_HEAD(&newclient->idlist);
newclient->coredev = coredev;
- newclient->data_type = params->data_type;
newclient->onresponse_handler = params->onresponse_handler;
newclient->onremove_handler = params->onremove_handler;
newclient->context = params->context;
-
- list_add_locked(&newclient->entry, &coredev->clients, &coredev->clientslock);
-
+ list_add_locked(&newclient->entry, &coredev->clients,
+ &coredev->clientslock);
+ smscore_validate_client(coredev, newclient, params->data_type,
+ params->initial_id);
*client = newclient;
-
- printk(KERN_INFO "%s %p %d %d\n", __FUNCTION__, params->context, params->data_type, params->initial_id);
+ PDEBUG("%p %d %d", params->context, params->data_type,
+ params->initial_id);
return 0;
}
/**
* 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)
+void smscore_unregister_client(struct smscore_client_t *client)
{
- smscore_device_t *coredev = client->coredev;
- struct list_head *next, *first;
+ struct smscore_device_t *coredev = client->coredev;
unsigned long flags;
spin_lock_irqsave(&coredev->clientslock, flags);
- first = &coredev->subclients;
- for (next = first->next; next != first;)
- {
- smscore_subclient_t *subclient = (smscore_subclient_t *) next;
- next = next->next;
-
- if (subclient->client == client)
- {
- list_del(&subclient->entry);
- kfree(subclient);
- }
+ while (!list_empty(&client->idlist)) {
+ struct smscore_idlist_t *identry =
+ (struct smscore_idlist_t *) client->idlist.next;
+ list_del(&identry->entry);
+ kfree(identry);
}
- printk(KERN_INFO "%s %p %d\n", __FUNCTION__, client->context, client->data_type);
+ sms_info("%p", client->context);
list_del(&client->entry);
kfree(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
*
* @return 0 on success, <0 on error.
*/
-int smsclient_sendrequest(smscore_client_t *client, void *buffer, size_t size)
+int smsclient_sendrequest(struct smscore_client_t *client,
+ void *buffer, size_t size)
{
- smscore_device_t* coredev = client->coredev;
- SmsMsgHdr_ST* phdr = (SmsMsgHdr_ST*) buffer;
+ struct smscore_device_t *coredev;
+ struct SmsMsgHdr_ST *phdr = (struct SmsMsgHdr_ST *) buffer;
+ int rc;
- // check that no other channel with same id exists
- int rc = smscore_validate_client(client->coredev, client, phdr->msgSrcId);
+ if (client == NULL) {
+ sms_err("Got NULL client");
+ return -EINVAL;
+ }
+
+ coredev = client->coredev;
+
+ /* check that no other channel with same id exists */
+ if (coredev == NULL) {
+ sms_err("Got NULL coredev");
+ return -EINVAL;
+ }
+
+ rc = smscore_validate_client(client->coredev, client, 0,
+ phdr->msgSrcId);
if (rc < 0)
return rc;
*
* @return size (in bytes) of the buffer
*/
-int smscore_get_common_buffer_size(smscore_device_t *coredev)
+int smscore_get_common_buffer_size(struct smscore_device_t *coredev)
{
return coredev->common_buffer_size;
}
*
* @return 0 on success, <0 on error.
*/
-int smscore_map_common_buffer(smscore_device_t *coredev, struct vm_area_struct * vma)
+int smscore_map_common_buffer(struct smscore_device_t *coredev,
+ struct vm_area_struct *vma)
{
- unsigned long end = vma->vm_end, start = vma->vm_start, size = PAGE_ALIGN(coredev->common_buffer_size);
+ unsigned long end = vma->vm_end,
+ start = vma->vm_start,
+ size = PAGE_ALIGN(coredev->common_buffer_size);
- if (!(vma->vm_flags & (VM_READ | VM_SHARED)) || (vma->vm_flags & VM_WRITE))
- {
- printk(KERN_INFO "%s invalid vm flags\n", __FUNCTION__);
+ if (!(vma->vm_flags & (VM_READ | VM_SHARED)) ||
+ (vma->vm_flags & VM_WRITE)) {
+ sms_info("invalid vm flags");
return -EINVAL;
}
- if ((end - start) != size)
- {
- printk(KERN_INFO "%s invalid size %d expected %d\n", __FUNCTION__, (int)(end - start), (int) size);
+ if ((end - start) != size) {
+ sms_info("invalid size %d expected %d",
+ (int)(end - start), (int) size);
return -EINVAL;
}
- if (remap_pfn_range(vma, start, coredev->common_buffer_phys >> PAGE_SHIFT, size, pgprot_noncached(vma->vm_page_prot)))
- {
- printk(KERN_INFO "%s remap_page_range failed\n", __FUNCTION__);
+ if (remap_pfn_range(vma, start,
+ coredev->common_buffer_phys >> PAGE_SHIFT,
+ size, pgprot_noncached(vma->vm_page_prot))) {
+ sms_info("remap_page_range failed");
return -EAGAIN;
}
/* DVB Register */
rc = smsdvb_register();
- printk(KERN_INFO "%s, rc %d\n", __FUNCTION__, rc);
+ sms_debug("rc %d", rc);
return rc;
}
{
kmutex_lock(&g_smscore_deviceslock);
- while (!list_empty(&g_smscore_notifyees))
- {
- smscore_device_notifyee_t *notifyee = (smscore_device_notifyee_t *) g_smscore_notifyees.next;
+ while (!list_empty(&g_smscore_notifyees)) {
+ struct smscore_device_notifyee_t *notifyee =
+ (struct smscore_device_notifyee_t *)
+ g_smscore_notifyees.next;
list_del(¬ifyee->entry);
kfree(notifyee);
kmutex_unlock(&g_smscore_deviceslock);
kmutex_lock(&g_smscore_registrylock);
- while (!list_empty(&g_smscore_registry))
- {
- smscore_registry_entry_t *entry = (smscore_registry_entry_t *) g_smscore_registry.next;
+ while (!list_empty(&g_smscore_registry)) {
+ struct smscore_registry_entry_t *entry =
+ (struct smscore_registry_entry_t *)
+ g_smscore_registry.next;
list_del(&entry->entry);
kfree(entry);
/* Unregister USB */
smsusb_unregister();
- printk(KERN_INFO "%s\n", __FUNCTION__);
+ sms_debug("");
}
module_init(smscore_module_init);
module_exit(smscore_module_exit);
MODULE_DESCRIPTION("smscore");
-MODULE_AUTHOR("Anatoly Greenblatt,,, (anatolyg@siano-ms.com)");
+MODULE_AUTHOR("Siano Mobile Silicon,,, (doronc@siano-ms.com)");
MODULE_LICENSE("GPL");
-
projects / linux-2.6-omap-h63xx.git / blobdiff