udma_timeout.c File Reference

Functions
static void	__pi_udma_timeout_event_handler (void *arg)
static void	__pi_udma_timeout_task_push (struct pi_udma_timeout_s *driver_data, pi_task_t *task)
static pi_task_t *	__pi_udma_timeout_task_pop (struct pi_udma_timeout_s *driver_data)
static void	__pi_udma_timeout_start (uint8_t timeout_id)
static void	__pi_udma_timeout_stop (uint8_t timeout_id)
int32_t	pi_udma_timeout_config_set (pi_task_t *task, uint8_t timeout_id, uint8_t udma_chan_id, uint32_t timeout_us)
int32_t	pi_udma_timeout_alloc (pi_udma_timeout_mode_e mode)
void	pi_udma_timeout_free (int32_t timeout_id)
int32_t	pi_udma_timeout_ioctl (int32_t timeout_id, uint32_t cmd, void *arg)

Variables
static struct pi_udma_timeout_s *	g_udma_timeout [UDMA_NB_TIMEOUT]

Function Documentation

static void __pi_udma_timeout_event_handler ( void *  arg )

static

References __pi_udma_timeout_task_pop(), and pi_task_release().

Referenced by pi_udma_timeout_alloc().

static void __pi_udma_timeout_start ( uint8_t  timeout_id )

static

References hal_udma_ctrl_timeout_timeout_start().

Referenced by pi_udma_timeout_ioctl().

static void __pi_udma_timeout_stop ( uint8_t  timeout_id )

static

References hal_udma_ctrl_timeout_timeout_stop().

Referenced by pi_udma_timeout_ioctl().

static pi_task_t * __pi_udma_timeout_task_pop ( struct pi_udma_timeout_s *  driver_data )

inlinestatic

References pi_udma_timeout_s::fifo_head.

Referenced by __pi_udma_timeout_event_handler().

static void __pi_udma_timeout_task_push ( struct pi_udma_timeout_s *  driver_data, pi_task_t *  task  )

inlinestatic

References disable_irq(), pi_udma_timeout_s::fifo_head, pi_udma_timeout_s::fifo_tail, and restore_irq().

Referenced by pi_udma_timeout_config_set().

int32_t pi_udma_timeout_alloc

(

pi_udma_timeout_mode_e

mode

)

References __pi_udma_timeout_event_handler(), pi_udma_timeout_s::fifo_head, hal_soc_eu_set_fc_mask(), pi_udma_timeout_s::mode, pi_fc_event_handler_set(), pi_fc_l1_malloc(), SOC_EVENT_UDMA_TIMEOUT, TIMEOUT_TRACE, TIMEOUT_TRACE_ERR, and UDMA_NB_TIMEOUT.

int32_t pi_udma_timeout_config_set	(	pi_task_t *	task,
		uint8_t	timeout_id,
		uint8_t	udma_chan_id,
		uint32_t	timeout_us
	)

References __pi_udma_timeout_task_push(), ARCHI_FLL_REF_CLOCK, hal_udma_ctrl_timeout_prescaler_enabled(), hal_udma_ctrl_timeout_prescaler_set(), hal_udma_ctrl_timeout_timeout_set(), pi_udma_timeout_s::mode, TIMEOUT_TRACE, and TIMEOUT_TRACE_ERR.

Referenced by __pi_i2c_timeout_config_set(), and __pi_uart_copy_exec().

void pi_udma_timeout_free

(

int32_t

timeout_id

)

References pi_udma_timeout_s::fifo_head, hal_soc_eu_clear_fc_mask(), pi_fc_event_handler_clear(), pi_fc_l1_free(), SOC_EVENT_UDMA_TIMEOUT, and TIMEOUT_TRACE.

int32_t pi_udma_timeout_ioctl	(	int32_t	timeout_id,
		uint32_t	cmd,
		void *	arg
	)

References __pi_udma_timeout_start(), __pi_udma_timeout_stop(), and TIMEOUT_TRACE.

Variable Documentation

struct pi_udma_timeout_s* g_udma_timeout[UDMA_NB_TIMEOUT]

static