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 */
coredev->device_flags &= ~SMS_DEVICE_NOT_READY;
}
- if (rc != 0)
+ if (rc < 0)
sms_err("return error code %d.", rc);
return rc;
}
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;
EXPORT_SYMBOL_GPL(smsclient_sendrequest);
+/* old GPIO managments implementation */
int smscore_configure_gpio(struct smscore_device_t *coredev, u32 pin,
- struct smscore_gpio_config *pinconfig)
+ struct smscore_config_gpio *pinconfig)
{
struct {
struct SmsMsgHdr_ST hdr;
&msg, sizeof(msg));
}
-static int __init smscore_module_init(void)
-{
- int rc = 0;
+/* new GPIO managment implementation */
+static int GetGpioPinParams(u32 PinNum, u32 *pTranslatedPinNum,
+ u32 *pGroupNum, u32 *pGroupCfg) {
+
+ *pGroupCfg = 1;
+
+ if (PinNum >= 0 && 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;
- INIT_LIST_HEAD(&g_smscore_notifyees);
- INIT_LIST_HEAD(&g_smscore_devices);
- kmutex_init(&g_smscore_deviceslock);
+ *pGroupCfg <<= 24;
- INIT_LIST_HEAD(&g_smscore_registry);
- kmutex_init(&g_smscore_registrylock);
+ return 0;
+}
+
+int smscore_gpio_configure(struct smscore_device_t *coredev, u8 PinNum,
+ struct smscore_gpio_config *pGpioConfig) {
+
+ u32 totalLen;
+ u32 TranslatedPinNum;
+ u32 GroupNum;
+ u32 ElectricChar;
+ u32 groupCfg;
+ void *buffer;
+ int rc;
+
+ 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)
+ return -EINVAL;
+
+ 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");
+ }
+ 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 ((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;
- sms_debug("rc %d", 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;
+
+ /* 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);
+
+ /* 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;
}
-static void __exit smscore_module_exit(void)
+static int __init smscore_module_init(void)
{
+ int rc = 0;
+ INIT_LIST_HEAD(&g_smscore_notifyees);
+ INIT_LIST_HEAD(&g_smscore_devices);
+ kmutex_init(&g_smscore_deviceslock);
+ INIT_LIST_HEAD(&g_smscore_registry);
+ kmutex_init(&g_smscore_registrylock);
+ return rc;
+}
-
+static void __exit smscore_module_exit(void)
+{
kmutex_lock(&g_smscore_deviceslock);
while (!list_empty(&g_smscore_notifyees)) {
struct smscore_device_notifyee_t *notifyee =