musycc.c File Reference

#include <linux/types.h>
#include "pmcc4_sysdep.h"
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/init.h>
#include "sbecom_inline_linux.h"
#include "libsbew.h"
#include "pmcc4_private.h"
#include "pmcc4.h"
#include "musycc.h"

Go to the source code of this file.

Macros
#define	pr_fmt(fmt)   KBUILD_MODNAME ": " fmt
#define	STATIC   static
#define	sd_find_chan(ci, ch)   c4_find_chan(ch)
#define	MUSYCC_SR_RETRY_CNT   9
#define	INT_QUEUE_BOUNDARY   4
#define	GROUP_BOUNDARY   0x800

Functions
void	c4_fifo_free (mpi_t *, int)
void	c4_wk_chan_restart (mch_t *)
void	musycc_bh_tx_eom (mpi_t *, int)
int	musycc_chan_up (ci_t *, int)
status_t __init	musycc_init (ci_t *)
STATIC void __init	musycc_init_port (mpi_t *)
void	musycc_intr_bh_tasklet (ci_t *)
void	musycc_serv_req (mpi_t *, u_int32_t)
void	musycc_update_timeslots (mpi_t *)
STATIC int	musycc_dump_rxbuffer_ring (mch_t *ch, int lockit)
STATIC int	musycc_dump_txbuffer_ring (mch_t *ch, int lockit)
status_t	musycc_dump_ring (ci_t *ci, unsigned int chan)
status_t	musycc_dump_rings (ci_t *ci, unsigned int start_chan)
void	musycc_init_mdt (mpi_t *pi)
void	musycc_update_tx_thp (mch_t *ch)
void	musycc_wq_chan_restart (void *arg)
void	musycc_chan_restart (mch_t *ch)
void	rld_put_led (mpi_t *pi, u_int32_t ledval)
u_int32_t	musycc_chan_proto (int proto)
STATIC void	musycc_bh_rx_eom (mpi_t *pi, int gchan)
irqreturn_t	musycc_intr_th_handler (void *devp)
int	musycc_del_chan (ci_t *ci, int channum)
int	musycc_del_chan_stats (ci_t *ci, int channum)
int	musycc_start_xmit (ci_t *ci, int channum, void *mem_token)

Variables
unsigned int	max_intcnt = 0
unsigned int	max_bh = 0
ci_t *	c4_list
int	drvr_state
int	cxt1e1_log_level
int	cxt1e1_max_mru
int	cxt1e1_max_mtu
int	max_rxdesc_used
int	max_txdesc_used
ci_t *	CI

Macro Definition Documentation

#define GROUP_BOUNDARY   0x800

#define INT_QUEUE_BOUNDARY   4

#define MUSYCC_SR_RETRY_CNT   9

Definition at line 507 of file musycc.c.

#define pr_fmt

(

fmt

)

KBUILD_MODNAME ": " fmt

Definition at line 25 of file musycc.c.

#define sd_find_chan	(		ci,
			ch
	)		c4_find_chan(ch)

Definition at line 44 of file musycc.c.

#define STATIC   static

Definition at line 41 of file musycc.c.

Function Documentation

void c4_fifo_free	(	mpi_t *	,
		int
	)

Definition at line 1224 of file pmcc4_drv.c.

void c4_wk_chan_restart

(

mch_t *

)

queue_work (struct workqueue_struct *queue, struct work_struct *work);

Definition at line 188 of file linux.c.

STATIC void musycc_bh_rx_eom	(	mpi_t *	pi,
		int	gchan
	)

Definition at line 1081 of file musycc.c.

void musycc_bh_tx_eom	(	mpi_t *	pi,
		int	gchan
	)

Definition at line 889 of file musycc.c.

u_int32_t musycc_chan_proto

(

int

proto

)

Definition at line 726 of file musycc.c.

void musycc_chan_restart

(

mch_t *

ch

)

Definition at line 476 of file musycc.c.

int musycc_chan_up	(	ci_t *	,
		int
	)

int musycc_del_chan	(	ci_t *	ci,
		int	channum
	)

Definition at line 1721 of file musycc.c.

int musycc_del_chan_stats	(	ci_t *	ci,
		int	channum
	)

Definition at line 1737 of file musycc.c.

status_t musycc_dump_ring	(	ci_t *	ci,
		unsigned int	chan
	)

Definition at line 223 of file musycc.c.

status_t musycc_dump_rings	(	ci_t *	ci,
		unsigned int	start_chan
	)

Definition at line 269 of file musycc.c.

STATIC int musycc_dump_rxbuffer_ring	(	mch_t *	ch,
		int	lockit
	)

Definition at line 77 of file musycc.c.

STATIC int musycc_dump_txbuffer_ring	(	mch_t *	ch,
		int	lockit
	)

Definition at line 150 of file musycc.c.

status_t __init musycc_init

(

ci_t *

ci

)

Definition at line 787 of file musycc.c.

void musycc_init_mdt

(

mpi_t *

pi

)

Definition at line 285 of file musycc.c.

STATIC void __init musycc_init_port

(

mpi_t *

)

void musycc_intr_bh_tasklet

(

ci_t *

ci

)

Definition at line 1323 of file musycc.c.

irqreturn_t musycc_intr_th_handler

(

void *

devp

)

Definition at line 1172 of file musycc.c.

void musycc_serv_req	(	mpi_t *	pi,
		u_int32_t	req
	)

Definition at line 510 of file musycc.c.

int musycc_start_xmit	(	ci_t *	ci,
		int	channum,
		void *	mem_token
	)

Determine total amount of data to be sent

Are there sufficient descriptors available?

flow control the line if not enough descriptors remain

Put the user data into MUSYCC data buffer(s)

Definition at line 1752 of file musycc.c.

void musycc_update_timeslots

(

mpi_t *

)

void musycc_update_tx_thp

(

mch_t *

ch

)

Definition at line 311 of file musycc.c.

void musycc_wq_chan_restart

(

void *

arg

)

check for RX restart request

check for TX restart request

Definition at line 369 of file musycc.c.

void rld_put_led	(	mpi_t *	pi,
		u_int32_t	ledval
	)

Definition at line 494 of file musycc.c.

Variable Documentation

ci_t* c4_list

Definition at line 80 of file pmcc4_drv.c.

ci_t* CI

Read some reserved location w/in the COMET chip as a usable VMETRO trigger point or other trace marking event.

Definition at line 81 of file pmcc4_drv.c.

int cxt1e1_log_level

Definition at line 112 of file linux.c.

int cxt1e1_max_mru

Definition at line 116 of file linux.c.

int cxt1e1_max_mtu

Definition at line 120 of file linux.c.

int drvr_state

Definition at line 79 of file pmcc4_drv.c.

unsigned int max_bh = 0

Definition at line 2 of file musycc.c.

unsigned int max_intcnt = 0

Definition at line 1 of file musycc.c.

int max_rxdesc_used

Definition at line 128 of file linux.c.

int max_txdesc_used

Definition at line 124 of file linux.c.