gap9/pmsis/drivers/udma/cpi/cpi_internal.c File Reference

Macros
#define	UDMA_DATA_MAX_SIZE

Functions
static void	__pi_cpi_handle_end_of_task (struct pi_task *task)
static void	__pi_cpi_handler (void *arg)
static uint32_t	__pi_cpi_task_fifo_enqueue (struct cpi_itf_data_s *driver_data, struct pi_task *task)
static struct pi_task *	__pi_cpi_task_fifo_pop (struct cpi_itf_data_s *driver_data)
static void	__pi_cpi_copy_exec (struct cpi_itf_data_s *driver_data, struct pi_task *task)
static void	__pi_cpi_enqueue (uint32_t rx_channel, uint32_t l2buf, uint32_t size, uint32_t cfg)
void	__pi_cpi_conf_init (struct pi_cpi_conf *conf)
int32_t	__pi_cpi_open (struct pi_cpi_conf *conf, struct cpi_itf_data_s **device_data)
void	__pi_cpi_close (struct cpi_itf_data_s *device_data)
void	__pi_cpi_copy (struct cpi_itf_data_s *device_data, void *l2_buf, uint32_t size, struct pi_task *task)

Variables
struct cpi_itf_data_s *	g_cpi_itf_data [UDMA_NB_CPI]

Macro Definition Documentation

#define UDMA_DATA_MAX_SIZE

Referenced by __pi_cpi_copy_exec().

Function Documentation

void __pi_cpi_close

(

struct cpi_itf_data_s *

device_data

)

References cpi_itf_data_s::device_id, hal_soc_eu_clear_fc_mask(), hal_udma_ctrl_cg_enable(), hal_udma_ctrl_reset_clear(), cpi_itf_data_s::nb_open, pi_default_free, pi_fc_event_handler_clear(), pi_udma_core_lin_free(), cpi_itf_data_s::rx_channel, SOC_EVENT_UDMA_CHAN_LIN, SOC_EVENT_UDMA_CPI_RX, UDMA_CPI_ID, and udma_deinit_device().

void __pi_cpi_conf_init

(

struct pi_cpi_conf *

conf

)

void __pi_cpi_copy	(	struct cpi_itf_data_s *	device_data,
		void *	l2_buf,
		uint32_t	size,
		struct pi_task *	task
	)

References __pi_cpi_copy_exec(), __pi_cpi_hw_fifo_empty(), __pi_cpi_sw_fifo_task_enqueue(), __pi_cpi_task_fifo_enqueue(), CPI_TRACE, cpi_itf_data_s::datasize, cpi_itf_data_s::device_id, UDMA_CORE_RX_CFG_DATASIZE, and UDMA_CORE_RX_CFG_EN.

static void __pi_cpi_copy_exec ( struct cpi_itf_data_s *  driver_data, struct pi_task *  task  )

static

References __pi_cpi_enqueue(), CPI_TRACE, cpi_itf_data_s::device_id, max_size, cpi_itf_data_s::rx_channel, and UDMA_DATA_MAX_SIZE.

Referenced by __pi_cpi_copy(), and __pi_cpi_handler().

static void __pi_cpi_enqueue ( uint32_t  rx_channel, uint32_t  l2buf, uint32_t  size, uint32_t  cfg  )

static

References hal_udma_core_lin_enqueue(), and hal_udma_core_lin_get().

Referenced by __pi_cpi_copy_exec(), and __pi_cpi_handler().

static void __pi_cpi_handle_end_of_task ( struct pi_task *  task )

static

References pi_task_push(), and pi_task_release().

Referenced by __pi_cpi_handler().

static void __pi_cpi_handler ( void *  arg )

static

References __pi_cpi_copy_exec(), __pi_cpi_enqueue(), __pi_cpi_handle_end_of_task(), __pi_cpi_task_fifo_pop(), CPI_TRACE, cpi_itf_data_s::fifo_head, and cpi_itf_data_s::rx_channel.

Referenced by __pi_cpi_open().

int32_t __pi_cpi_open	(	struct pi_cpi_conf *	conf,
		struct cpi_itf_data_s **	device_data
	)

References __pi_cpi_handler(), CPI_TRACE, CPI_TRACE_ERR, cpi_itf_data_s::datasize, cpi_itf_data_s::device_id, cpi_itf_data_s::fifo_head, cpi_itf_data_s::fifo_tail, hal_cpi_rx_datasize_set(), hal_cpi_rx_dest_set(), hal_soc_eu_set_fc_mask(), hal_udma_ctrl_cg_disable(), hal_udma_ctrl_reset_set(), cpi_itf_data_s::hw_buffer, cpi_itf_data_s::nb_open, pi_default_malloc, pi_fc_event_handler_set(), pi_udma_core_lin_alloc(), cpi_itf_data_s::rx_channel, SOC_EVENT_UDMA_CHAN_LIN, SOC_EVENT_UDMA_CPI_RX, UDMA_CPI_ID, and udma_init_device().

static uint32_t __pi_cpi_task_fifo_enqueue ( struct cpi_itf_data_s *  driver_data, struct pi_task *  task  )

static

References cpi_itf_data_s::fifo_head, and cpi_itf_data_s::fifo_tail.

Referenced by __pi_cpi_copy().

static struct pi_task * __pi_cpi_task_fifo_pop ( struct cpi_itf_data_s *  driver_data )

static

References cpi_itf_data_s::fifo_head, and cpi_itf_data_s::fifo_tail.

Referenced by __pi_cpi_handler().

Variable Documentation

struct cpi_itf_data_s* g_cpi_itf_data[UDMA_NB_CPI]