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adding subclass RNDIS-CDC driver API

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- implement init
- close
- xfer_isr
- open

adding waiting for notification after send rndis_initalize_msg
This commit is contained in:
hathach
2013-07-05 16:22:42 +07:00
parent e4ff63c604
commit 355fd7e648
7 changed files with 138 additions and 13 deletions
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40
tinyusb/class/cdc_rndis_host.c
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@@ -53,6 +53,7 @@
// MACRO CONSTANT TYPEDEF
//--------------------------------------------------------------------+
static uint8_t msg_notification[TUSB_CFG_HOST_DEVICE_MAX][8] TUSB_CFG_ATTR_USBRAM;
STATIC_ rndish_data_t rndish_data[TUSB_CFG_HOST_DEVICE_MAX];
//--------------------------------------------------------------------+
// INTERNAL OBJECT & FUNCTION DECLARATION
@@ -91,7 +92,26 @@ static tusb_error_t rndis_body_subtask(void)
OSAL_SUBTASK_END
}
//--------------------------------------------------------------------+
// RNDIS-CDC Driver API
//--------------------------------------------------------------------+
void rndish_init(void)
{
memclr_(rndish_data, sizeof(rndish_data_t)*TUSB_CFG_HOST_DEVICE_MAX);
//------------- Task creation -------------//
//------------- semaphore creation for notificaiton pipe -------------//
for(uint8_t i=0; i<TUSB_CFG_HOST_DEVICE_MAX; i++)
{
rndish_data[i].sem_notification_hdl = osal_semaphore_create( OSAL_SEM_REF(rndish_data[i].semaphore_notification) );
}
}
void rndish_close(uint8_t dev_addr)
{
osal_semaphore_reset( rndish_data[dev_addr-1].sem_notification_hdl );
}
tusb_error_t rndish_open_subtask(uint8_t dev_addr, cdch_data_t *p_cdc)
{
@@ -109,6 +129,7 @@ tusb_error_t rndish_open_subtask(uint8_t dev_addr, cdch_data_t *p_cdc)
OSAL_SUBTASK_BEGIN
//------------- Send & Receive Initialize -------------//
OSAL_SUBTASK_INVOKED_AND_WAIT(
usbh_control_xfer_subtask( dev_addr, bm_request_type(TUSB_DIR_HOST_TO_DEV, TUSB_REQUEST_TYPE_CLASS, TUSB_REQUEST_RECIPIENT_INTERFACE),
SEND_ENCAPSULATED_COMMAND, 0, p_cdc->interface_number,
@@ -116,10 +137,15 @@ tusb_error_t rndish_open_subtask(uint8_t dev_addr, cdch_data_t *p_cdc)
error
);
if ( TUSB_ERROR_NONE != error)
{
if ( TUSB_ERROR_NONE != error )
SUBTASK_EXIT(error);
//------------- waiting for Response Available notification -------------//
(void) hcd_pipe_xfer(p_cdc->pipe_notification, msg_notification[dev_addr], 8, true);
osal_semaphore_wait(rndish_data[dev_addr-1].sem_notification_hdl, OSAL_TIMEOUT_NORMAL, &error);
if ( TUSB_ERROR_NONE != error )
SUBTASK_EXIT(error);
}
if ( tusbh_cdc_rndis_mounted_cb )
{
@@ -129,4 +155,12 @@ tusb_error_t rndish_open_subtask(uint8_t dev_addr, cdch_data_t *p_cdc)
OSAL_SUBTASK_END
}
void rndish_xfer_isr(cdch_data_t *p_cdc, pipe_handle_t pipe_hdl, tusb_event_t event, uint32_t xferred_bytes)
{
if ( pipehandle_is_equal(pipe_hdl, p_cdc->pipe_notification) )
{
osal_semaphore_post( rndish_data[pipe_hdl.dev_addr-1].sem_notification_hdl );
}
}
#endif