Implementation of UDI HID gamepad

Class internal implementation.

Functions
bool	udi_hid_gpd_buttons (bool b_state, uint8_t key_id)
	Send events key pressed or released. More...
bool	udi_hid_gpd_moveX (int8_t pos)
	Move the x axe. More...
bool	udi_hid_gpd_moveY (int8_t pos)
	Move the y axe. More...
bool	udi_hid_gpd_throttle_move (int8_t pos)
	Move the throttle. More...

Variables
UDC_DESC_STORAGE udi_hid_gpd_report_desc_t	udi_hid_gpd_report_desc

Internal defines and variables to manage HID gamepad
static uint8_t	udi_hid_gpd_rate
static uint8_t	udi_hid_gpd_protocol
static uint8_t	udi_hid_gpd_report_set
static bool	udi_hid_gpd_b_report_valid
static uint8_t	udi_hid_gpd_report [UDI_HID_GPD_REPORT_SIZE]
static bool	udi_hid_gpd_b_report_trans_ongoing
static COMPILER_WORD_ALIGNED uint8_t	udi_hid_gpd_report_trans [UDI_HID_GPD_REPORT_SIZE]
#define	UDI_HID_GPD_REPORT_SIZE   4

Internal routines
static bool	udi_hid_gpd_setreport (void)
	Changes gamepad report states (like LEDs) More...
static bool	udi_hid_gpd_send_report (void)
	Send the report. More...
static void	udi_hid_gpd_report_sent (udd_ep_status_t status, iram_size_t nb_sent, udd_ep_id_t ep)
	Callback called when the report is sent. More...
static void	udi_hid_gpd_setreport_valid (void)
	Callback called to update report from USB host udi_hid_gpd_report_set is updated before callback execution. More...

#define UDI_HID_GPD_REPORT_SIZE   4

Referenced by udi_hid_gpd_enable(), and udi_hid_gpd_send_report().

bool udi_hid_gpd_buttons	(	bool	b_state,
		uint8_t	key_id
	)

Send events key pressed or released.

Parameters

key_id	ID of key
b_state	Key Pressed or released

Returns

1 if function was successfully done, otherwise 0.

References cpu_irq_restore(), cpu_irq_save(), udi_hid_gpd_b_report_valid, udi_hid_gpd_report, and udi_hid_gpd_send_report().

Referenced by zid_report_data_indication().

bool udi_hid_gpd_moveX

(

int8_t

pos

)

Move the x axe.

Parameters

pos	Signed value to move

Returns

1 if function was successfully done, otherwise 0.

References cpu_irq_restore(), cpu_irq_save(), pos, udi_hid_gpd_b_report_valid, udi_hid_gpd_report, and udi_hid_gpd_send_report().

Referenced by zid_report_data_indication().

bool udi_hid_gpd_moveY

(

int8_t

pos

)

Move the y axe.

Parameters

pos	Signed value to move

Returns

1 if function was successfully done, otherwise 0.

References cpu_irq_restore(), cpu_irq_save(), pos, udi_hid_gpd_b_report_valid, udi_hid_gpd_report, and udi_hid_gpd_send_report().

Referenced by zid_report_data_indication().

static void udi_hid_gpd_report_sent ( udd_ep_status_t  status, iram_size_t  nb_sent, udd_ep_id_t  ep  )

static

Callback called when the report is sent.

Parameters

status	UDD_EP_TRANSFER_OK, if transfer is completed
status	UDD_EP_TRANSFER_ABORT, if transfer is aborted
nb_sent	number of data transfered

Returns

1 if function was successfully done, otherwise 0.

References udi_hid_gpd_b_report_trans_ongoing, udi_hid_gpd_b_report_valid, udi_hid_gpd_send_report(), and UNUSED.

Referenced by udi_hid_gpd_send_report().

static bool udi_hid_gpd_send_report ( void  )

static

Send the report.

Returns

1 if send on going, 0 if delay.

References udi_hid_gpd_b_report_trans_ongoing, udi_hid_gpd_b_report_valid, udi_hid_gpd_report, udi_hid_gpd_report_sent(), UDI_HID_GPD_REPORT_SIZE, and udi_hid_gpd_report_trans.

Referenced by udi_hid_gpd_buttons(), udi_hid_gpd_moveX(), udi_hid_gpd_moveY(), udi_hid_gpd_report_sent(), and udi_hid_gpd_throttle_move().

static bool udi_hid_gpd_setreport ( void  )

static

Changes gamepad report states (like LEDs)

Parameters

rate	New rate value

References udd_ctrl_request_t::callback, udd_ctrl_request_t::payload, udd_ctrl_request_t::payload_size, udd_ctrl_request_t::req, udd_g_ctrlreq, udi_hid_gpd_report_set, udi_hid_gpd_setreport_valid(), USB_HID_REPORT_TYPE_OUTPUT, usb_setup_req_t::wLength, and usb_setup_req_t::wValue.

Referenced by udi_hid_gpd_setup().

static void udi_hid_gpd_setreport_valid ( void  )

static

Callback called to update report from USB host udi_hid_gpd_report_set is updated before callback execution.

References udi_hid_gpd_report_set.

Referenced by udi_hid_gpd_setreport().

bool udi_hid_gpd_throttle_move

(

int8_t

pos

)

Move the throttle.

Parameters

pos	Signed value to move

Returns

1 if function was successfully done, otherwise 0.

References cpu_irq_restore(), cpu_irq_save(), pos, udi_hid_gpd_b_report_valid, udi_hid_gpd_report, and udi_hid_gpd_send_report().

Referenced by zid_report_data_indication().

bool udi_hid_gpd_b_report_trans_ongoing

static

Referenced by udi_hid_gpd_enable(), udi_hid_gpd_report_sent(), and udi_hid_gpd_send_report().

bool udi_hid_gpd_b_report_valid

static

Referenced by udi_hid_gpd_buttons(), udi_hid_gpd_enable(), udi_hid_gpd_moveX(), udi_hid_gpd_moveY(), udi_hid_gpd_report_sent(), udi_hid_gpd_send_report(), and udi_hid_gpd_throttle_move().

uint8_t udi_hid_gpd_protocol

static

Referenced by udi_hid_gpd_enable(), and udi_hid_gpd_setup().

uint8_t udi_hid_gpd_rate

static

Referenced by udi_hid_gpd_enable(), and udi_hid_gpd_setup().

uint8_t udi_hid_gpd_report[UDI_HID_GPD_REPORT_SIZE]

static

Referenced by udi_hid_gpd_buttons(), udi_hid_gpd_enable(), udi_hid_gpd_moveX(), udi_hid_gpd_moveY(), udi_hid_gpd_send_report(), and udi_hid_gpd_throttle_move().

UDC_DESC_STORAGE udi_hid_gpd_report_desc_t udi_hid_gpd_report_desc

Referenced by udi_hid_gpd_setup().

uint8_t udi_hid_gpd_report_set

static

Referenced by udi_hid_gpd_setreport(), and udi_hid_gpd_setreport_valid().

COMPILER_WORD_ALIGNED uint8_t udi_hid_gpd_report_trans[UDI_HID_GPD_REPORT_SIZE]

static

Referenced by udi_hid_gpd_send_report().