fifo.c File Reference

#include <linux/delay.h>
#include <linux/io.h>
#include <linux/scatterlist.h>
#include "common.h"
#include "pipe.h"

Go to the source code of this file.

Macros
#define	usbhsf_get_cfifo(p)   (&((p)->fifo_info.cfifo))
#define	usbhsf_get_d0fifo(p)   (&((p)->fifo_info.d0fifo))
#define	usbhsf_get_d1fifo(p)   (&((p)->fifo_info.d1fifo))
#define	usbhsf_is_cfifo(p, f)   (usbhsf_get_cfifo(p) == f)
#define	usbhsf_fifo_is_busy(f)   ((f)->pipe) /* see usbhs_pipe_select_fifo */
#define	usbhsf_irq_empty_ctrl(p, e)   usbhsf_irq_callback_ctrl(p, bempsts, e)
#define	usbhsf_irq_ready_ctrl(p, e)   usbhsf_irq_callback_ctrl(p, brdysts, e)
#define	usbhsf_irq_callback_ctrl(pipe, status, enable)
#define	usbhsf_dma_start(p, f)   __usbhsf_dma_ctrl(p, f, DREQE)
#define	usbhsf_dma_stop(p, f)   __usbhsf_dma_ctrl(p, f, 0)
#define	usbhsf_dma_map(p)   __usbhsf_dma_map_ctrl(p, 1)
#define	usbhsf_dma_unmap(p)   __usbhsf_dma_map_ctrl(p, 0)

Enumerations
enum	{ USBHSF_PKT_PREPARE, USBHSF_PKT_TRY_RUN, USBHSF_PKT_DMA_DONE }

Functions
void	usbhs_pkt_init (struct usbhs_pkt *pkt)
void	usbhs_pkt_push (struct usbhs_pipe *pipe, struct usbhs_pkt *pkt, void(*done)(struct usbhs_priv *priv, struct usbhs_pkt *pkt), void *buf, int len, int zero, int sequence)
struct usbhs_pkt *	usbhs_pkt_pop (struct usbhs_pipe *pipe, struct usbhs_pkt *pkt)
void	usbhs_pkt_start (struct usbhs_pipe *pipe)
void	usbhs_fifo_init (struct usbhs_priv *priv)
void	usbhs_fifo_quit (struct usbhs_priv *priv)
int	usbhs_fifo_probe (struct usbhs_priv *priv)
void	usbhs_fifo_remove (struct usbhs_priv *priv)

Variables
struct usbhs_pkt_handle	usbhs_dcp_status_stage_in_handler
struct usbhs_pkt_handle	usbhs_dcp_status_stage_out_handler
struct usbhs_pkt_handle	usbhs_dcp_data_stage_out_handler
struct usbhs_pkt_handle	usbhs_dcp_data_stage_in_handler
struct usbhs_pkt_handle	usbhs_fifo_pio_push_handler
struct usbhs_pkt_handle	usbhs_fifo_pio_pop_handler
struct usbhs_pkt_handle	usbhs_ctrl_stage_end_handler
struct usbhs_pkt_handle	usbhs_fifo_dma_push_handler
struct usbhs_pkt_handle	usbhs_fifo_dma_pop_handler

Macro Definition Documentation

#define usbhsf_dma_map

(

p

)

__usbhsf_dma_map_ctrl(p, 1)

Definition at line 756 of file fifo.c.

#define usbhsf_dma_start	(		p,
			f
	)		__usbhsf_dma_ctrl(p, f, DREQE)

Definition at line 745 of file fifo.c.

#define usbhsf_dma_stop	(		p,
			f
	)		__usbhsf_dma_ctrl(p, f, 0)

Definition at line 746 of file fifo.c.

#define usbhsf_dma_unmap

(

p

)

__usbhsf_dma_map_ctrl(p, 0)

Definition at line 757 of file fifo.c.

#define usbhsf_fifo_is_busy

(

f

)

((f)->pipe) /* see usbhs_pipe_select_fifo */

Definition at line 28 of file fifo.c.

#define usbhsf_get_cfifo

(

p

)

(&((p)->fifo_info.cfifo))

Definition at line 23 of file fifo.c.

#define usbhsf_get_d0fifo

(

p

)

(&((p)->fifo_info.d0fifo))

Definition at line 24 of file fifo.c.

#define usbhsf_get_d1fifo

(

p

)

(&((p)->fifo_info.d1fifo))

Definition at line 25 of file fifo.c.

#define usbhsf_irq_callback_ctrl	(		pipe,
			status,
			enable
	)

Value:

({                              \
		struct usbhs_priv *priv = usbhs_pipe_to_priv(pipe);   \
		struct usbhs_mod *mod = usbhs_mod_get_current(priv);  \
		u16 status = (1 << usbhs_pipe_number(pipe));      \
        if (!mod)                       \
            return;                     \
        if (enable)                     \
            mod->irq_##status |= status;            \
        else                            \
            mod->irq_##status &= ~status;           \
        usbhs_irq_callback_update(priv, mod);           \
    })

Definition at line 197 of file fifo.c.

#define usbhsf_irq_empty_ctrl	(		p,
			e
	)		usbhsf_irq_callback_ctrl(p, bempsts, e)

Definition at line 195 of file fifo.c.

#define usbhsf_irq_ready_ctrl	(		p,
			e
	)		usbhsf_irq_callback_ctrl(p, brdysts, e)

Definition at line 196 of file fifo.c.

#define usbhsf_is_cfifo	(		p,
			f
	)		(usbhsf_get_cfifo(p) == f)

Definition at line 26 of file fifo.c.

Enumeration Type Documentation

anonymous enum

Enumerator:

USBHSF_PKT_PREPARE
USBHSF_PKT_TRY_RUN
USBHSF_PKT_DMA_DONE

Definition at line 132 of file fifo.c.

Function Documentation

void usbhs_fifo_init

(

struct usbhs_priv *

priv

)

Definition at line 1111 of file fifo.c.

int usbhs_fifo_probe

(

struct usbhs_priv *

priv

)

Definition at line 1152 of file fifo.c.

void usbhs_fifo_quit

(

struct usbhs_priv *

priv

)

Definition at line 1139 of file fifo.c.

void usbhs_fifo_remove

(

struct usbhs_priv *

priv

)

Definition at line 1184 of file fifo.c.

void usbhs_pkt_init

(

struct usbhs_pkt *

pkt

)

Definition at line 33 of file fifo.c.

struct usbhs_pkt* usbhs_pkt_pop ( struct usbhs_pipe *  pipe, struct usbhs_pkt *  pkt  )

read

Definition at line 112 of file fifo.c.

void usbhs_pkt_push	(	struct usbhs_pipe *	pipe,
		struct usbhs_pkt *	pkt,
		void(*)(struct usbhs_priv *priv, struct usbhs_pkt *pkt)	done,
		void *	buf,
		int	len,
		int	zero,
		int	sequence
	)

Definition at line 57 of file fifo.c.

void usbhs_pkt_start

(

struct usbhs_pipe *

pipe

)

Definition at line 187 of file fifo.c.

Variable Documentation

struct usbhs_pkt_handle usbhs_ctrl_stage_end_handler

Initial value:

= {
    .prepare = usbhsf_ctrl_stage_end,
    .try_run = usbhsf_ctrl_stage_end,
}

Definition at line 705 of file fifo.c.

struct usbhs_pkt_handle usbhs_dcp_data_stage_in_handler

Initial value:

= {
    .prepare = usbhsf_dcp_data_stage_prepare_pop,
}

Definition at line 468 of file fifo.c.

struct usbhs_pkt_handle usbhs_dcp_data_stage_out_handler

Initial value:

= {
    .prepare = usbhsf_dcp_data_stage_try_push,
}

Definition at line 429 of file fifo.c.

struct usbhs_pkt_handle usbhs_dcp_status_stage_in_handler

Initial value:

= {
    .prepare = usbhs_dcp_dir_switch_to_write,
    .try_run = usbhs_dcp_dir_switch_done,
}

Definition at line 402 of file fifo.c.

struct usbhs_pkt_handle usbhs_dcp_status_stage_out_handler

Initial value:

= {
    .prepare = usbhs_dcp_dir_switch_to_read,
    .try_run = usbhs_dcp_dir_switch_done,
}

Definition at line 407 of file fifo.c.

struct usbhs_pkt_handle usbhs_fifo_dma_pop_handler

Initial value:

= {
    .prepare    = usbhsf_prepare_pop,
    .try_run    = usbhsf_dma_try_pop,
    .dma_done   = usbhsf_dma_pop_done
}

Definition at line 972 of file fifo.c.

struct usbhs_pkt_handle usbhs_fifo_dma_push_handler

Initial value:

= {
    .prepare    = usbhsf_dma_prepare_push,
    .dma_done   = usbhsf_dma_push_done,
}

Definition at line 873 of file fifo.c.

struct usbhs_pkt_handle usbhs_fifo_pio_pop_handler

Initial value:

= {
    .prepare = usbhsf_prepare_pop,
    .try_run = usbhsf_pio_try_pop,
}

Definition at line 688 of file fifo.c.

struct usbhs_pkt_handle usbhs_fifo_pio_push_handler

Initial value:

= {
    .prepare = usbhsf_pio_try_push,
    .try_run = usbhsf_pio_try_push,
}

Definition at line 576 of file fifo.c.