*
* This file contains implementation for the interface to sms core component
*
- * author: Anatoly Greenblat
+ * author: Uri Shkolnik
*
* Copyright (c), 2005-2008 Siano Mobile Silicon, Inc.
*
* This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 3 as
+ * it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation;
*
* Software distributed under the License is distributed on an "AS IS"
#include <linux/moduleparam.h>
#include <linux/dma-mapping.h>
#include <linux/delay.h>
-#include <asm/io.h>
+#include <linux/io.h>
+#include <linux/slab.h>
#include <linux/firmware.h>
+#include <linux/wait.h>
+#include <asm/byteorder.h>
#include "smscoreapi.h"
+#include "sms-cards.h"
+#include "smsir.h"
+#include "smsendian.h"
-#define PERROR(fmt, args...)\
- printk(KERN_ERR "smscore error: line %d- %s(): " fmt, \
- __LINE__, __func__, ## args)
-
-#ifdef SMSCORE_DEBUG
-#undef PWARNING
-# define PWARNING(fmt, args...) printk(KERN_INFO "smscore warning: " \
- "line %d- %s(): " fmt, \
- __LINE__, __func__, ## args)
-#undef PDEBUG /* undef it, just in case */
-# define PDEBUG(fmt, args...) printk(KERN_INFO "smscore - %s(): " fmt, \
- __func__, ## args)
-#else /*SMSCORE_DEBUG*/
-#define PDEBUG(fmt, args...)
-#define PWARNING(fmt, args...)
-#endif
+static int sms_dbg;
+module_param_named(debug, sms_dbg, int, 0644);
+MODULE_PARM_DESC(debug, "set debug level (info=1, adv=2 (or-able))");
struct smscore_device_notifyee_t {
struct list_head entry;
onremove_t onremove_handler;
};
-struct smscore_device_t {
- struct list_head entry;
-
- struct list_head clients;
- struct list_head subclients;
- spinlock_t clientslock;
-
- struct list_head buffers;
- spinlock_t bufferslock;
- int num_buffers;
-
- void *common_buffer;
- int common_buffer_size;
- dma_addr_t common_buffer_phys;
-
- void *context;
- struct device *device;
-
- char devpath[32];
- unsigned long device_flags;
-
- setmode_t setmode_handler;
- detectmode_t detectmode_handler;
- sendrequest_t sendrequest_handler;
- preload_t preload_handler;
- postload_t postload_handler;
+void smscore_set_board_id(struct smscore_device_t *core, int id)
+{
+ core->board_id = id;
+}
- int mode, modes_supported;
+int smscore_led_state(struct smscore_device_t *core, int led)
+{
+ if (led >= 0)
+ core->led_state = led;
+ return core->led_state;
+}
+EXPORT_SYMBOL_GPL(smscore_set_board_id);
- struct completion version_ex_done, data_download_done, trigger_done;
- struct completion init_device_done, reload_start_done, resume_done;
-};
+int smscore_get_board_id(struct smscore_device_t *core)
+{
+ return core->board_id;
+}
+EXPORT_SYMBOL_GPL(smscore_get_board_id);
struct smscore_registry_entry_t {
struct list_head entry;
enum sms_device_type_st type;
};
-struct list_head g_smscore_notifyees;
-struct list_head g_smscore_devices;
-kmutex_t g_smscore_deviceslock;
+static struct list_head g_smscore_notifyees;
+static struct list_head g_smscore_devices;
+static struct mutex g_smscore_deviceslock;
-struct list_head g_smscore_registry;
-kmutex_t g_smscore_registrylock;
+static struct list_head g_smscore_registry;
+static struct mutex 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)");
strcpy(entry->devpath, devpath);
list_add(&entry->entry, &g_smscore_registry);
} else
- printk(KERN_ERR "%s failed to create smscore_registry.\n",
- __func__);
+ sms_err("failed to create smscore_registry.");
kmutex_unlock(&g_smscore_registrylock);
return entry;
}
if (entry)
return entry->mode;
else
- printk(KERN_ERR "%s No registry found.\n", __func__);
+ sms_err("No registry found.");
return default_mode;
}
+EXPORT_SYMBOL_GPL(smscore_registry_getmode);
-enum sms_device_type_st smscore_registry_gettype(char *devpath)
+static enum sms_device_type_st smscore_registry_gettype(char *devpath)
{
struct smscore_registry_entry_t *entry;
if (entry)
return entry->type;
else
- printk(KERN_ERR "%s No registry found.\n", __func__);
+ sms_err("No registry found.");
return -1;
}
if (entry)
entry->mode = mode;
else
- printk(KERN_ERR "%s No registry found.\n", __func__);
+ sms_err("No registry found.");
}
-void smscore_registry_settype(char *devpath, enum sms_device_type_st type)
+static void smscore_registry_settype(char *devpath,
+ enum sms_device_type_st type)
{
struct smscore_registry_entry_t *entry;
if (entry)
entry->type = type;
else
- printk(KERN_ERR "%s No registry found.\n", __func__);
+ sms_err("No registry found.");
}
-
-void list_add_locked(struct list_head *new, struct list_head *head,
- spinlock_t *lock)
+static void list_add_locked(struct list_head *new, struct list_head *head,
+ spinlock_t *lock)
{
unsigned long flags;
return rc;
}
+EXPORT_SYMBOL_GPL(smscore_register_hotplug);
/**
* unregister a client callback that called when device plugged in/unplugged
kmutex_unlock(&g_smscore_deviceslock);
}
+EXPORT_SYMBOL_GPL(smscore_unregister_hotplug);
-void smscore_notify_clients(struct smscore_device_t *coredev)
+static void smscore_notify_clients(struct smscore_device_t *coredev)
{
struct smscore_client_t *client;
}
}
-int smscore_notify_callbacks(struct smscore_device_t *coredev,
- struct device *device, int arrival)
+static int smscore_notify_callbacks(struct smscore_device_t *coredev,
+ struct device *device, int arrival)
{
struct list_head *next, *first;
int rc = 0;
return rc;
}
-struct smscore_buffer_t *smscore_createbuffer(u8 *buffer, void *common_buffer,
+static struct
+smscore_buffer_t *smscore_createbuffer(u8 *buffer, void *common_buffer,
dma_addr_t common_buffer_phys)
{
struct smscore_buffer_t *cb =
kmalloc(sizeof(struct smscore_buffer_t), GFP_KERNEL);
if (!cb) {
- printk(KERN_INFO "%s kmalloc(...) failed\n", __func__);
+ sms_info("kmalloc(...) failed");
return NULL;
}
dev = kzalloc(sizeof(struct smscore_device_t), GFP_KERNEL);
if (!dev) {
- printk(KERN_INFO "%s kzalloc(...) failed\n", __func__);
+ sms_info("kzalloc(...) failed");
return -ENOMEM;
}
init_completion(&dev->init_device_done);
init_completion(&dev->reload_start_done);
init_completion(&dev->resume_done);
+ init_completion(&dev->gpio_configuration_done);
+ init_completion(&dev->gpio_set_level_done);
+ init_completion(&dev->gpio_get_level_done);
+ init_completion(&dev->ir_init_done);
+
+ /* Buffer management */
+ init_waitqueue_head(&dev->buffer_mng_waitq);
/* alloc common buffer */
dev->common_buffer_size = params->buffer_size * params->num_buffers;
smscore_putbuffer(dev, cb);
}
- printk(KERN_INFO "%s allocated %d buffers\n",
- __func__, dev->num_buffers);
+ sms_info("allocated %d buffers", dev->num_buffers);
dev->mode = DEVICE_MODE_NONE;
dev->context = params->context;
*coredev = dev;
- printk(KERN_INFO "%s device %p created\n", __func__, dev);
+ sms_info("device %p created", dev);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(smscore_register_device);
+
+
+static 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) {
+ sms_info("sendrequest returned error %d", rc);
+ return rc;
+ }
+
+ return wait_for_completion_timeout(completion,
+ msecs_to_jiffies(SMS_PROTOCOL_MAX_RAOUNDTRIP_MS)) ?
+ 0 : -ETIME;
+}
+
+/**
+ * Starts & enables IR operations
+ *
+ * @return 0 on success, < 0 on error.
+ */
+static int smscore_init_ir(struct smscore_device_t *coredev)
+{
+ int ir_io;
+ int rc;
+ void *buffer;
+
+ coredev->ir.input_dev = NULL;
+ ir_io = sms_get_board(smscore_get_board_id(coredev))->board_cfg.ir;
+ if (ir_io) {/* only if IR port exist we use IR sub-module */
+ sms_info("IR loading");
+ rc = sms_ir_init(coredev);
+
+ if (rc != 0)
+ sms_err("Error initialization DTV IR sub-module");
+ else {
+ buffer = kmalloc(sizeof(struct SmsMsgData_ST2) +
+ SMS_DMA_ALIGNMENT,
+ GFP_KERNEL | GFP_DMA);
+ if (buffer) {
+ struct SmsMsgData_ST2 *msg =
+ (struct SmsMsgData_ST2 *)
+ SMS_ALIGN_ADDRESS(buffer);
+
+ SMS_INIT_MSG(&msg->xMsgHeader,
+ MSG_SMS_START_IR_REQ,
+ sizeof(struct SmsMsgData_ST2));
+ msg->msgData[0] = coredev->ir.controller;
+ msg->msgData[1] = coredev->ir.timeout;
+
+ smsendian_handle_tx_message(
+ (struct SmsMsgHdr_ST2 *)msg);
+ rc = smscore_sendrequest_and_wait(coredev, msg,
+ msg->xMsgHeader. msgLength,
+ &coredev->ir_init_done);
+
+ kfree(buffer);
+ } else
+ sms_err
+ ("Sending IR initialization message failed");
+ }
+ } else
+ sms_info("IR port has not been detected");
return 0;
}
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);
+ sms_info("set device mode faile , rc %d", rc);
return rc;
}
kmutex_lock(&g_smscore_deviceslock);
rc = smscore_notify_callbacks(coredev, coredev->device, 1);
+ smscore_init_ir(coredev);
- printk(KERN_INFO "%s device %p started, rc %d\n",
- __func__, coredev, rc);
+ sms_info("device %p started, rc %d", coredev, rc);
kmutex_unlock(&g_smscore_deviceslock);
return rc;
}
+EXPORT_SYMBOL_GPL(smscore_start_device);
-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) {
- printk(KERN_INFO "%s sendrequest returned error %d\n",
- __func__, rc);
- return rc;
- }
- return wait_for_completion_timeout(completion,
- msecs_to_jiffies(10000)) ?
- 0 : -ETIME;
-}
-
-int smscore_load_firmware_family2(struct smscore_device_t *coredev,
- void *buffer, size_t size)
+static int smscore_load_firmware_family2(struct smscore_device_t *coredev,
+ void *buffer, size_t size)
{
struct SmsFirmware_ST *firmware = (struct SmsFirmware_ST *) buffer;
struct SmsMsgHdr_ST *msg;
- u32 mem_address = firmware->StartAddress;
+ u32 mem_address;
u8 *payload = firmware->Payload;
int rc = 0;
+ firmware->StartAddress = le32_to_cpu(firmware->StartAddress);
+ firmware->Length = le32_to_cpu(firmware->Length);
+
+ mem_address = firmware->StartAddress;
- printk(KERN_INFO "%s loading FW to addr 0x%x size %d\n",
- __func__, mem_address, firmware->Length);
+ 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)
}
/* PAGE_SIZE buffer shall be enough and dma aligned */
- msg = (struct SmsMsgHdr_ST *) kmalloc(PAGE_SIZE, GFP_KERNEL | GFP_DMA);
+ msg = kmalloc(PAGE_SIZE, GFP_KERNEL | GFP_DMA);
if (!msg)
return -ENOMEM;
if (coredev->mode != DEVICE_MODE_NONE) {
- PDEBUG("Sending reload command\n");
+ sms_debug("sending reload command.");
SMS_INIT_MSG(msg, MSG_SW_RELOAD_START_REQ,
sizeof(struct SmsMsgHdr_ST));
rc = smscore_sendrequest_and_wait(coredev, msg,
msleep(500);
}
- printk(KERN_DEBUG "%s rc=%d, postload=%p \n", __func__, rc,
- coredev->postload_handler);
+ sms_debug("rc=%d, postload=%p ", rc,
+ coredev->postload_handler);
kfree(msg);
*
* @return 0 on success, <0 on error.
*/
-int smscore_load_firmware_from_file(struct smscore_device_t *coredev,
- char *filename,
- loadfirmware_t loadfirmware_handler)
+static 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;
rc = request_firmware(&fw, filename, coredev->device);
if (rc < 0) {
- printk(KERN_INFO "%s failed to open \"%s\"\n",
- __func__, filename);
+ sms_info("failed to open \"%s\"", filename);
return rc;
}
- printk(KERN_INFO "%s read FW %s, size=%d\"\n", __func__,
- filename, fw->size);
+ sms_info("read FW %s, size=%zd", filename, fw->size);
fw_buffer = kmalloc(ALIGN(fw->size, SMS_ALLOC_ALIGNMENT),
GFP_KERNEL | GFP_DMA);
if (fw_buffer) {
kfree(fw_buffer);
} else {
- printk(KERN_INFO "%s failed to allocate firmware buffer\n",
- __func__);
+ 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\n");
- return -EFAULT;
-}
-
/**
* notifies all clients registered with the device, notifies hotplugs,
* frees all buffers and coredev object
kmutex_lock(&g_smscore_deviceslock);
+ /* Release input device (IR) resources */
+ sms_ir_exit(coredev);
+
smscore_notify_clients(coredev);
smscore_notify_callbacks(coredev, NULL, 0);
* onresponse must no longer be called */
while (1) {
- while ((cb = smscore_getbuffer(coredev))) {
+ while (!list_empty(&coredev->buffers)) {
+ cb = (struct smscore_buffer_t *) coredev->buffers.next;
+ list_del(&cb->entry);
kfree(cb);
num_buffers++;
}
if (num_buffers == coredev->num_buffers)
break;
if (++retry > 10) {
- printk(KERN_INFO "%s exiting although "
- "not all buffers released.\n", __func__);
+ sms_info("exiting although "
+ "not all buffers released.");
break;
}
- printk(KERN_INFO "%s waiting for %d buffer(s)\n", __func__,
- 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", __func__, 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);
+ coredev->common_buffer, coredev->common_buffer_phys);
+
+ if (coredev->fw_buf != NULL)
+ kfree(coredev->fw_buf);
list_del(&coredev->entry);
kfree(coredev);
kmutex_unlock(&g_smscore_deviceslock);
- printk(KERN_INFO "%s device %p destroyed\n", __func__, coredev);
+ sms_info("device %p destroyed", coredev);
}
+EXPORT_SYMBOL_GPL(smscore_unregister_device);
-int smscore_detect_mode(struct smscore_device_t *coredev)
+static int smscore_detect_mode(struct smscore_device_t *coredev)
{
void *buffer = kmalloc(sizeof(struct SmsMsgHdr_ST) + SMS_DMA_ALIGNMENT,
GFP_KERNEL | GFP_DMA);
rc = smscore_sendrequest_and_wait(coredev, msg, msg->msgLength,
&coredev->version_ex_done);
if (rc == -ETIME) {
- printk(KERN_ERR "%s: MSG_SMS_GET_VERSION_EX_REQ "
- "failed first try\n", __func__);
+ sms_err("MSG_SMS_GET_VERSION_EX_REQ failed first try");
if (wait_for_completion_timeout(&coredev->resume_done,
msecs_to_jiffies(5000))) {
coredev, msg, msg->msgLength,
&coredev->version_ex_done);
if (rc < 0)
- printk(KERN_ERR "%s: "
- "MSG_SMS_GET_VERSION_EX_REQ failed "
- "second try, rc %d\n", __func__, rc);
+ sms_err("MSG_SMS_GET_VERSION_EX_REQ failed "
+ "second try, rc %d", rc);
} else
rc = -ETIME;
}
return rc;
}
-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"}
+static 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", "tdmb_nova_12mhz_b0.inp", "none"},
+ /*DABIP*/
+ {"none", "none", "none", "none"},
+ /*BDA*/
+ {"none", "dvb_nova_12mhz.inp", "dvb_nova_12mhz_b0.inp", "none"},
+ /*ISDBT*/
+ {"none", "isdbt_nova_12mhz.inp", "isdbt_nova_12mhz_b0.inp", "none"},
+ /*ISDBTBDA*/
+ {"none", "isdbt_nova_12mhz.inp", "isdbt_nova_12mhz_b0.inp", "none"},
+ /*CMMB*/
+ {"none", "none", "none", "cmmb_vega_12mhz.inp"}
};
+static inline char *sms_get_fw_name(struct smscore_device_t *coredev,
+ int mode, enum sms_device_type_st type)
+{
+ char **fw = sms_get_board(smscore_get_board_id(coredev))->fw;
+ return (fw && fw[mode]) ? fw[mode] : smscore_fw_lkup[mode][type];
+}
/**
* calls device handler to change mode of operation
int rc = 0;
enum sms_device_type_st type;
- PDEBUG("set device mode to %d\n", mode);
+ sms_debug("set device mode to %d", mode);
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",
- __func__, mode);
+ if (mode < DEVICE_MODE_DVBT || mode >= DEVICE_MODE_RAW_TUNER) {
+ sms_err("invalid mode specified %d", mode);
return -EINVAL;
}
if (!(coredev->device_flags & SMS_DEVICE_NOT_READY)) {
rc = smscore_detect_mode(coredev);
if (rc < 0) {
- printk(KERN_INFO "%s mode detect failed %d\n",
- __func__, rc);
+ sms_err("mode detect failed %d", rc);
return rc;
}
}
if (coredev->mode == mode) {
- printk(KERN_INFO "%s device mode %d already set\n",
- __func__, mode);
+ sms_info("device mode %d already set", mode);
return 0;
}
if (!(coredev->modes_supported & (1 << mode))) {
+ char *fw_filename;
+
type = smscore_registry_gettype(coredev->devpath);
- rc = smscore_load_firmware_from_file(
- coredev, smscore_fw_lkup[mode][type], NULL);
+ fw_filename = sms_get_fw_name(coredev, mode, type);
+
+ rc = smscore_load_firmware_from_file(coredev,
+ fw_filename, NULL);
if (rc < 0) {
- printk(KERN_INFO "%s load firmware "
- "failed %d\n", __func__, rc);
- return rc;
+ sms_warn("error %d loading firmware: %s, "
+ "trying again with default firmware",
+ rc, fw_filename);
+
+ /* try again with the default firmware */
+ fw_filename = smscore_fw_lkup[mode][type];
+ rc = smscore_load_firmware_from_file(coredev,
+ fw_filename, NULL);
+
+ if (rc < 0) {
+ sms_warn("error %d loading "
+ "firmware: %s", rc,
+ fw_filename);
+ return rc;
+ }
}
+ sms_log("firmware download success: %s", fw_filename);
} else
- printk(KERN_INFO "%s mode %d supported by running "
- "firmware\n", __func__, mode);
+ sms_info("mode %d supported by running "
+ "firmware", mode);
buffer = kmalloc(sizeof(struct SmsMsgData_ST) +
SMS_DMA_ALIGNMENT, GFP_KERNEL | GFP_DMA);
kfree(buffer);
} else {
- printk(KERN_INFO "%s Could not allocate buffer for "
- "init device message.\n", __func__);
+ sms_err("Could not allocate buffer for "
+ "init device message.");
rc = -ENOMEM;
}
} else {
if (mode < DEVICE_MODE_DVBT || mode > DEVICE_MODE_DVBT_BDA) {
- printk(KERN_INFO "%s invalid mode specified %d\n",
- __func__, mode);
+ sms_err("invalid mode specified %d", mode);
return -EINVAL;
}
coredev->device_flags &= ~SMS_DEVICE_NOT_READY;
}
- if (rc != 0)
- printk(KERN_INFO "%s return error code %d.\n", __func__, rc);
+ if (rc < 0)
+ sms_err("return error code %d.", rc);
return rc;
}
{
return coredev->mode;
}
+EXPORT_SYMBOL_GPL(smscore_get_device_mode);
/**
* find client by response id & type within the clients list.
* @param id client id (SMS_DONT_CARE for all id)
*
*/
-struct smscore_client_t *smscore_find_client(struct smscore_device_t *coredev,
+static struct
+smscore_client_t *smscore_find_client(struct smscore_device_t *coredev,
int data_type, int id)
{
struct smscore_client_t *client = NULL;
*
*/
void smscore_onresponse(struct smscore_device_t *coredev,
- struct smscore_buffer_t *cb)
-{
- 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);
+ struct smscore_buffer_t *cb) {
+ struct SmsMsgHdr_ST *phdr = (struct SmsMsgHdr_ST *) ((u8 *) cb->p
+ + cb->offset);
+ struct smscore_client_t *client;
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(KERN_DEBUG "\n%s data rate %d bytes/secs\n", __func__,
- (int)((data_total * 1000) /
- (time_now - last_sample_time)));
+ 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;
+ /* Do we need to re-route? */
+ if ((phdr->msgType == MSG_SMS_HO_PER_SLICES_IND) ||
+ (phdr->msgType == MSG_SMS_TRANSMISSION_IND)) {
+ if (coredev->mode == DEVICE_MODE_DVBT_BDA)
+ phdr->msgDstId = DVBT_BDA_CONTROL_MSG_ID;
+ }
+
+
+ client = smscore_find_client(coredev, phdr->msgType, phdr->msgDstId);
+
/* If no client registered for type & id,
* check for control client where type is not registered */
if (client)
{
struct SmsVersionRes_ST *ver =
(struct SmsVersionRes_ST *) phdr;
- printk(KERN_DEBUG "%s: MSG_SMS_GET_VERSION_EX_RES "
- "id %d prots 0x%x ver %d.%d\n", __func__,
- ver->FirmwareId, ver->SupportedProtocols,
- ver->RomVersionMajor, ver->RomVersionMinor);
+ 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;
break;
}
case MSG_SMS_INIT_DEVICE_RES:
- printk(KERN_DEBUG "%s: MSG_SMS_INIT_DEVICE_RES\n",
- __func__);
+ sms_debug("MSG_SMS_INIT_DEVICE_RES");
complete(&coredev->init_device_done);
break;
case MSG_SW_RELOAD_START_RES:
- printk(KERN_DEBUG "%s: MSG_SW_RELOAD_START_RES\n",
- __func__);
+ 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:
- printk(KERN_DEBUG "%s: MSG_SW_RELOAD_EXEC_RES\n",
- __func__);
+ sms_debug("MSG_SW_RELOAD_EXEC_RES");
break;
case MSG_SMS_SWDOWNLOAD_TRIGGER_RES:
- printk(KERN_DEBUG
- "%s: MSG_SMS_SWDOWNLOAD_TRIGGER_RES\n",
- __func__);
+ sms_debug("MSG_SMS_SWDOWNLOAD_TRIGGER_RES");
complete(&coredev->trigger_done);
break;
case MSG_SMS_SLEEP_RESUME_COMP_IND:
complete(&coredev->resume_done);
break;
+ case MSG_SMS_GPIO_CONFIG_EX_RES:
+ sms_debug("MSG_SMS_GPIO_CONFIG_EX_RES");
+ complete(&coredev->gpio_configuration_done);
+ break;
+ case MSG_SMS_GPIO_SET_LEVEL_RES:
+ sms_debug("MSG_SMS_GPIO_SET_LEVEL_RES");
+ complete(&coredev->gpio_set_level_done);
+ break;
+ case MSG_SMS_GPIO_GET_LEVEL_RES:
+ {
+ u32 *msgdata = (u32 *) phdr;
+ coredev->gpio_get_res = msgdata[1];
+ sms_debug("MSG_SMS_GPIO_GET_LEVEL_RES gpio level %d",
+ coredev->gpio_get_res);
+ complete(&coredev->gpio_get_level_done);
+ break;
+ }
+ case MSG_SMS_START_IR_RES:
+ complete(&coredev->ir_init_done);
+ break;
+ case MSG_SMS_IR_SAMPLES_IND:
+ sms_ir_event(coredev,
+ (const char *)
+ ((char *)phdr
+ + sizeof(struct SmsMsgHdr_ST)),
+ (int)phdr->msgLength
+ - sizeof(struct SmsMsgHdr_ST));
+ break;
+
default:
break;
}
smscore_putbuffer(coredev, cb);
}
}
+EXPORT_SYMBOL_GPL(smscore_onresponse);
/**
* return pointer to next free buffer descriptor from core pool
struct smscore_buffer_t *cb = NULL;
unsigned long flags;
+ DEFINE_WAIT(wait);
+
spin_lock_irqsave(&coredev->bufferslock, flags);
- if (!list_empty(&coredev->buffers)) {
- cb = (struct smscore_buffer_t *) coredev->buffers.next;
- list_del(&cb->entry);
- }
+ /* This function must return a valid buffer, since the buffer list is
+ * finite, we check that there is an available buffer, if not, we wait
+ * until such buffer become available.
+ */
+
+ prepare_to_wait(&coredev->buffer_mng_waitq, &wait, TASK_INTERRUPTIBLE);
+
+ if (list_empty(&coredev->buffers))
+ schedule();
+
+ finish_wait(&coredev->buffer_mng_waitq, &wait);
+
+ cb = (struct smscore_buffer_t *) coredev->buffers.next;
+ list_del(&cb->entry);
spin_unlock_irqrestore(&coredev->bufferslock, flags);
return cb;
}
+EXPORT_SYMBOL_GPL(smscore_getbuffer);
/**
* return buffer descriptor to a pool
*
*/
void smscore_putbuffer(struct smscore_device_t *coredev,
- struct smscore_buffer_t *cb)
-{
+ struct smscore_buffer_t *cb) {
+ wake_up_interruptible(&coredev->buffer_mng_waitq);
list_add_locked(&cb->entry, &coredev->buffers, &coredev->bufferslock);
}
+EXPORT_SYMBOL_GPL(smscore_putbuffer);
-int smscore_validate_client(struct smscore_device_t *coredev,
- struct smscore_client_t *client,
- int data_type, int id)
+static int smscore_validate_client(struct smscore_device_t *coredev,
+ struct smscore_client_t *client,
+ int data_type, int id)
{
struct smscore_idlist_t *listentry;
struct smscore_client_t *registered_client;
if (!client) {
- PERROR("bad parameter.\n");
+ sms_err("bad parameter.");
return -EFAULT;
}
registered_client = smscore_find_client(coredev, data_type, id);
return 0;
if (registered_client) {
- PERROR("The msg ID already registered to another client.\n");
+ sms_err("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.\n");
+ sms_err("Can't allocate memory for client id.");
return -ENOMEM;
}
listentry->id = id;
/* check that no other channel with same parameters exists */
if (smscore_find_client(coredev, params->data_type,
params->initial_id)) {
- PERROR("Client already exist.\n");
+ sms_err("Client already exist.");
return -EEXIST;
}
newclient = kzalloc(sizeof(struct smscore_client_t), GFP_KERNEL);
if (!newclient) {
- PERROR("Failed to allocate memory for client.\n");
+ sms_err("Failed to allocate memory for client.");
return -ENOMEM;
}
smscore_validate_client(coredev, newclient, params->data_type,
params->initial_id);
*client = newclient;
- PDEBUG("%p %d %d\n", params->context, params->data_type,
- params->initial_id);
+ sms_debug("%p %d %d", params->context, params->data_type,
+ params->initial_id);
return 0;
}
+EXPORT_SYMBOL_GPL(smscore_register_client);
/**
* frees smsclient object and all subclients associated with it
kfree(identry);
}
- printk(KERN_INFO "%s %p\n", __func__, client->context);
+ sms_info("%p", client->context);
list_del(&client->entry);
kfree(client);
spin_unlock_irqrestore(&coredev->clientslock, flags);
}
+EXPORT_SYMBOL_GPL(smscore_unregister_client);
/**
* verifies that source id is not taken by another client,
int rc;
if (client == NULL) {
- printk(KERN_ERR "%s Got NULL client\n", __func__);
+ sms_err("Got NULL client");
return -EINVAL;
}
/* check that no other channel with same id exists */
if (coredev == NULL) {
- printk(KERN_ERR "%s Got NULL coredev\n", __func__);
+ sms_err("Got NULL coredev");
return -EINVAL;
}
return coredev->sendrequest_handler(coredev->context, buffer, size);
}
+EXPORT_SYMBOL_GPL(smsclient_sendrequest);
-/**
- * return the size of large (common) buffer
- *
- * @param coredev pointer to a coredev object from clients hotplug
- *
- * @return size (in bytes) of the buffer
- */
-int smscore_get_common_buffer_size(struct smscore_device_t *coredev)
+
+/* old GPIO managments implementation */
+int smscore_configure_gpio(struct smscore_device_t *coredev, u32 pin,
+ struct smscore_config_gpio *pinconfig)
{
- return coredev->common_buffer_size;
+ struct {
+ struct SmsMsgHdr_ST hdr;
+ u32 data[6];
+ } msg;
+
+ if (coredev->device_flags & SMS_DEVICE_FAMILY2) {
+ msg.hdr.msgSrcId = DVBT_BDA_CONTROL_MSG_ID;
+ msg.hdr.msgDstId = HIF_TASK;
+ msg.hdr.msgFlags = 0;
+ msg.hdr.msgType = MSG_SMS_GPIO_CONFIG_EX_REQ;
+ msg.hdr.msgLength = sizeof(msg);
+
+ msg.data[0] = pin;
+ msg.data[1] = pinconfig->pullupdown;
+
+ /* Convert slew rate for Nova: Fast(0) = 3 / Slow(1) = 0; */
+ msg.data[2] = pinconfig->outputslewrate == 0 ? 3 : 0;
+
+ switch (pinconfig->outputdriving) {
+ case SMS_GPIO_OUTPUTDRIVING_16mA:
+ msg.data[3] = 7; /* Nova - 16mA */
+ break;
+ case SMS_GPIO_OUTPUTDRIVING_12mA:
+ msg.data[3] = 5; /* Nova - 11mA */
+ break;
+ case SMS_GPIO_OUTPUTDRIVING_8mA:
+ msg.data[3] = 3; /* Nova - 7mA */
+ break;
+ case SMS_GPIO_OUTPUTDRIVING_4mA:
+ default:
+ msg.data[3] = 2; /* Nova - 4mA */
+ break;
+ }
+
+ msg.data[4] = pinconfig->direction;
+ msg.data[5] = 0;
+ } else /* TODO: SMS_DEVICE_FAMILY1 */
+ return -EINVAL;
+
+ return coredev->sendrequest_handler(coredev->context,
+ &msg, sizeof(msg));
}
-/**
- * maps common buffer (if supported by platform)
- *
- * @param coredev pointer to a coredev object from clients hotplug
- * @param vma pointer to vma struct from mmap handler
- *
- * @return 0 on success, <0 on error.
- */
-int smscore_map_common_buffer(struct smscore_device_t *coredev,
- struct vm_area_struct *vma)
+int smscore_set_gpio(struct smscore_device_t *coredev, u32 pin, int level)
{
- unsigned long end = vma->vm_end,
- start = vma->vm_start,
- size = PAGE_ALIGN(coredev->common_buffer_size);
+ struct {
+ struct SmsMsgHdr_ST hdr;
+ u32 data[3];
+ } msg;
+
+ if (pin > MAX_GPIO_PIN_NUMBER)
+ return -EINVAL;
+
+ msg.hdr.msgSrcId = DVBT_BDA_CONTROL_MSG_ID;
+ msg.hdr.msgDstId = HIF_TASK;
+ msg.hdr.msgFlags = 0;
+ msg.hdr.msgType = MSG_SMS_GPIO_SET_LEVEL_REQ;
+ msg.hdr.msgLength = sizeof(msg);
+
+ msg.data[0] = pin;
+ msg.data[1] = level ? 1 : 0;
+ msg.data[2] = 0;
+
+ return coredev->sendrequest_handler(coredev->context,
+ &msg, sizeof(msg));
+}
+
+/* new GPIO management implementation */
+static int GetGpioPinParams(u32 PinNum, u32 *pTranslatedPinNum,
+ u32 *pGroupNum, u32 *pGroupCfg) {
+
+ *pGroupCfg = 1;
+
+ if (PinNum <= 1) {
+ *pTranslatedPinNum = 0;
+ *pGroupNum = 9;
+ *pGroupCfg = 2;
+ } else if (PinNum >= 2 && PinNum <= 6) {
+ *pTranslatedPinNum = 2;
+ *pGroupNum = 0;
+ *pGroupCfg = 2;
+ } else if (PinNum >= 7 && PinNum <= 11) {
+ *pTranslatedPinNum = 7;
+ *pGroupNum = 1;
+ } else if (PinNum >= 12 && PinNum <= 15) {
+ *pTranslatedPinNum = 12;
+ *pGroupNum = 2;
+ *pGroupCfg = 3;
+ } else if (PinNum == 16) {
+ *pTranslatedPinNum = 16;
+ *pGroupNum = 23;
+ } else if (PinNum >= 17 && PinNum <= 24) {
+ *pTranslatedPinNum = 17;
+ *pGroupNum = 3;
+ } else if (PinNum == 25) {
+ *pTranslatedPinNum = 25;
+ *pGroupNum = 6;
+ } else if (PinNum >= 26 && PinNum <= 28) {
+ *pTranslatedPinNum = 26;
+ *pGroupNum = 4;
+ } else if (PinNum == 29) {
+ *pTranslatedPinNum = 29;
+ *pGroupNum = 5;
+ *pGroupCfg = 2;
+ } else if (PinNum == 30) {
+ *pTranslatedPinNum = 30;
+ *pGroupNum = 8;
+ } else if (PinNum == 31) {
+ *pTranslatedPinNum = 31;
+ *pGroupNum = 17;
+ } else
+ return -1;
+
+ *pGroupCfg <<= 24;
+
+ return 0;
+}
+
+int smscore_gpio_configure(struct smscore_device_t *coredev, u8 PinNum,
+ struct smscore_gpio_config *pGpioConfig) {
+
+ u32 totalLen;
+ u32 TranslatedPinNum = 0;
+ u32 GroupNum = 0;
+ u32 ElectricChar;
+ u32 groupCfg;
+ void *buffer;
+ int rc;
- if (!(vma->vm_flags & (VM_READ | VM_SHARED)) ||
- (vma->vm_flags & VM_WRITE)) {
- printk(KERN_INFO "%s invalid vm flags\n", __func__);
+ struct SetGpioMsg {
+ struct SmsMsgHdr_ST xMsgHeader;
+ u32 msgData[6];
+ } *pMsg;
+
+
+ if (PinNum > MAX_GPIO_PIN_NUMBER)
+ return -EINVAL;
+
+ if (pGpioConfig == NULL)
return -EINVAL;
+
+ totalLen = sizeof(struct SmsMsgHdr_ST) + (sizeof(u32) * 6);
+
+ buffer = kmalloc(totalLen + SMS_DMA_ALIGNMENT,
+ GFP_KERNEL | GFP_DMA);
+ if (!buffer)
+ return -ENOMEM;
+
+ pMsg = (struct SetGpioMsg *) SMS_ALIGN_ADDRESS(buffer);
+
+ pMsg->xMsgHeader.msgSrcId = DVBT_BDA_CONTROL_MSG_ID;
+ pMsg->xMsgHeader.msgDstId = HIF_TASK;
+ pMsg->xMsgHeader.msgFlags = 0;
+ pMsg->xMsgHeader.msgLength = (u16) totalLen;
+ pMsg->msgData[0] = PinNum;
+
+ if (!(coredev->device_flags & SMS_DEVICE_FAMILY2)) {
+ pMsg->xMsgHeader.msgType = MSG_SMS_GPIO_CONFIG_REQ;
+ if (GetGpioPinParams(PinNum, &TranslatedPinNum, &GroupNum,
+ &groupCfg) != 0) {
+ rc = -EINVAL;
+ goto free;
+ }
+
+ pMsg->msgData[1] = TranslatedPinNum;
+ pMsg->msgData[2] = GroupNum;
+ ElectricChar = (pGpioConfig->PullUpDown)
+ | (pGpioConfig->InputCharacteristics << 2)
+ | (pGpioConfig->OutputSlewRate << 3)
+ | (pGpioConfig->OutputDriving << 4);
+ pMsg->msgData[3] = ElectricChar;
+ pMsg->msgData[4] = pGpioConfig->Direction;
+ pMsg->msgData[5] = groupCfg;
+ } else {
+ pMsg->xMsgHeader.msgType = MSG_SMS_GPIO_CONFIG_EX_REQ;
+ pMsg->msgData[1] = pGpioConfig->PullUpDown;
+ pMsg->msgData[2] = pGpioConfig->OutputSlewRate;
+ pMsg->msgData[3] = pGpioConfig->OutputDriving;
+ pMsg->msgData[4] = pGpioConfig->Direction;
+ pMsg->msgData[5] = 0;
+ }
+
+ smsendian_handle_tx_message((struct SmsMsgHdr_ST *)pMsg);
+ rc = smscore_sendrequest_and_wait(coredev, pMsg, totalLen,
+ &coredev->gpio_configuration_done);
+
+ if (rc != 0) {
+ if (rc == -ETIME)
+ sms_err("smscore_gpio_configure timeout");
+ else
+ sms_err("smscore_gpio_configure error");
}
+free:
+ kfree(buffer);
+
+ return rc;
+}
+
+int smscore_gpio_set_level(struct smscore_device_t *coredev, u8 PinNum,
+ u8 NewLevel) {
+
+ u32 totalLen;
+ int rc;
+ void *buffer;
+
+ struct SetGpioMsg {
+ struct SmsMsgHdr_ST xMsgHeader;
+ u32 msgData[3]; /* keep it 3 ! */
+ } *pMsg;
- if ((end - start) != size) {
- printk(KERN_INFO "%s invalid size %d expected %d\n",
- __func__, (int)(end - start), (int) size);
+ if ((NewLevel > 1) || (PinNum > MAX_GPIO_PIN_NUMBER) ||
+ (PinNum > MAX_GPIO_PIN_NUMBER))
return -EINVAL;
+
+ totalLen = sizeof(struct SmsMsgHdr_ST) +
+ (3 * sizeof(u32)); /* keep it 3 ! */
+
+ buffer = kmalloc(totalLen + SMS_DMA_ALIGNMENT,
+ GFP_KERNEL | GFP_DMA);
+ if (!buffer)
+ return -ENOMEM;
+
+ pMsg = (struct SetGpioMsg *) SMS_ALIGN_ADDRESS(buffer);
+
+ pMsg->xMsgHeader.msgSrcId = DVBT_BDA_CONTROL_MSG_ID;
+ pMsg->xMsgHeader.msgDstId = HIF_TASK;
+ pMsg->xMsgHeader.msgFlags = 0;
+ pMsg->xMsgHeader.msgType = MSG_SMS_GPIO_SET_LEVEL_REQ;
+ pMsg->xMsgHeader.msgLength = (u16) totalLen;
+ pMsg->msgData[0] = PinNum;
+ pMsg->msgData[1] = NewLevel;
+
+ /* Send message to SMS */
+ smsendian_handle_tx_message((struct SmsMsgHdr_ST *)pMsg);
+ rc = smscore_sendrequest_and_wait(coredev, pMsg, totalLen,
+ &coredev->gpio_set_level_done);
+
+ if (rc != 0) {
+ if (rc == -ETIME)
+ sms_err("smscore_gpio_set_level timeout");
+ else
+ sms_err("smscore_gpio_set_level error");
}
+ kfree(buffer);
+
+ return rc;
+}
+
+int smscore_gpio_get_level(struct smscore_device_t *coredev, u8 PinNum,
+ u8 *level) {
+
+ u32 totalLen;
+ int rc;
+ void *buffer;
+
+ struct SetGpioMsg {
+ struct SmsMsgHdr_ST xMsgHeader;
+ u32 msgData[2];
+ } *pMsg;
+
+
+ if (PinNum > MAX_GPIO_PIN_NUMBER)
+ return -EINVAL;
+
+ totalLen = sizeof(struct SmsMsgHdr_ST) + (2 * sizeof(u32));
+
+ buffer = kmalloc(totalLen + SMS_DMA_ALIGNMENT,
+ GFP_KERNEL | GFP_DMA);
+ if (!buffer)
+ return -ENOMEM;
+
+ pMsg = (struct SetGpioMsg *) SMS_ALIGN_ADDRESS(buffer);
+
+ pMsg->xMsgHeader.msgSrcId = DVBT_BDA_CONTROL_MSG_ID;
+ pMsg->xMsgHeader.msgDstId = HIF_TASK;
+ pMsg->xMsgHeader.msgFlags = 0;
+ pMsg->xMsgHeader.msgType = MSG_SMS_GPIO_GET_LEVEL_REQ;
+ pMsg->xMsgHeader.msgLength = (u16) totalLen;
+ pMsg->msgData[0] = PinNum;
+ pMsg->msgData[1] = 0;
- 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", __func__);
- return -EAGAIN;
+ /* Send message to SMS */
+ smsendian_handle_tx_message((struct SmsMsgHdr_ST *)pMsg);
+ rc = smscore_sendrequest_and_wait(coredev, pMsg, totalLen,
+ &coredev->gpio_get_level_done);
+
+ if (rc != 0) {
+ if (rc == -ETIME)
+ sms_err("smscore_gpio_get_level timeout");
+ else
+ sms_err("smscore_gpio_get_level error");
}
+ kfree(buffer);
- return 0;
+ /* Its a race between other gpio_get_level() and the copy of the single
+ * global 'coredev->gpio_get_res' to the function's variable 'level'
+ */
+ *level = coredev->gpio_get_res;
+
+ return rc;
}
-int smscore_module_init(void)
+static int __init smscore_module_init(void)
{
int rc = 0;
INIT_LIST_HEAD(&g_smscore_registry);
kmutex_init(&g_smscore_registrylock);
- /* USB Register */
- rc = smsusb_register();
-
- /* DVB Register */
- rc = smsdvb_register();
-
- printk(KERN_INFO "%s, rc %d\n", __func__, rc);
-
return rc;
}
-void smscore_module_exit(void)
+static void __exit smscore_module_exit(void)
{
-
kmutex_lock(&g_smscore_deviceslock);
while (!list_empty(&g_smscore_notifyees)) {
struct smscore_device_notifyee_t *notifyee =
}
kmutex_unlock(&g_smscore_registrylock);
- /* DVB UnRegister */
- smsdvb_unregister();
-
- /* Unregister USB */
- smsusb_unregister();
-
- printk(KERN_INFO "%s\n", __func__);
+ sms_debug("");
}
module_init(smscore_module_init);
module_exit(smscore_module_exit);
-MODULE_DESCRIPTION("smscore");
-MODULE_AUTHOR("Siano Mobile Silicon,,, (doronc@siano-ms.com)");
+MODULE_DESCRIPTION("Siano MDTV Core module");
+MODULE_AUTHOR("Siano Mobile Silicon, Inc. (uris@siano-ms.com)");
MODULE_LICENSE("GPL");
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff