forked from Minki/linux
staging: dgap: Make merged and local functions and variables static
This patch makes all merged and original functions static to dgap.c. Doing so has revealed more dead code via gcc warnings. Signed-off-by: Mark Hounschell <markh@compro.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mark Hounschell
Greg Kroah-Hartman
parent
31f2a1b67c
commit
fe0ef8e666
@ -122,13 +122,13 @@ static void dgap_tty_set_termios(struct tty_struct *tty, struct ktermios *old_te
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static int dgap_tty_put_char(struct tty_struct *tty, unsigned char c);
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static void dgap_tty_send_xchar(struct tty_struct *tty, char ch);
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int dgap_tty_register(struct board_t *brd);
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int dgap_tty_preinit(void);
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int dgap_tty_init(struct board_t *);
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void dgap_tty_post_uninit(void);
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void dgap_tty_uninit(struct board_t *);
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void dgap_carrier(struct channel_t *ch);
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void dgap_input(struct channel_t *ch);
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static int dgap_tty_register(struct board_t *brd);
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static int dgap_tty_preinit(void);
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static int dgap_tty_init(struct board_t *);
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static void dgap_tty_post_uninit(void);
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static void dgap_tty_uninit(struct board_t *);
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static void dgap_carrier(struct channel_t *ch);
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static void dgap_input(struct channel_t *ch);
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/*
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* Our function prototypes from dgap_fep5
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@ -136,6 +136,15 @@ void dgap_input(struct channel_t *ch);
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static void dgap_cmdw_ext(struct channel_t *ch, u16 cmd, u16 word, uint ncmds);
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static int dgap_event(struct board_t *bd);
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static void dgap_poll_tasklet(unsigned long data);
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static void dgap_cmdb(struct channel_t *ch, uchar cmd, uchar byte1, uchar byte2, uint ncmds);
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static void dgap_cmdw(struct channel_t *ch, uchar cmd, u16 word, uint ncmds);
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static void dgap_wmove(struct channel_t *ch, char *buf, uint cnt);
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static int dgap_param(struct tty_struct *tty);
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static void dgap_parity_scan(struct channel_t *ch, unsigned char *cbuf, unsigned char *fbuf, int *len);
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static uint dgap_get_custom_baud(struct channel_t *ch);
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static void dgap_firmware_reset_port(struct channel_t *ch);
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/*
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* Function prototypes from dgap_parse.c.
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*/
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@ -155,28 +164,38 @@ struct un_t;
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struct pci_driver;
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struct class_device;
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void dgap_create_ports_sysfiles(struct board_t *bd);
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void dgap_remove_ports_sysfiles(struct board_t *bd);
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static void dgap_create_ports_sysfiles(struct board_t *bd);
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static void dgap_remove_ports_sysfiles(struct board_t *bd);
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void dgap_create_driver_sysfiles(struct pci_driver *);
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void dgap_remove_driver_sysfiles(struct pci_driver *);
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static void dgap_create_driver_sysfiles(struct pci_driver *);
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static void dgap_remove_driver_sysfiles(struct pci_driver *);
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int dgap_tty_class_init(void);
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int dgap_tty_class_destroy(void);
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static int dgap_tty_class_init(void);
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static int dgap_tty_class_destroy(void);
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void dgap_create_tty_sysfs(struct un_t *un, struct device *c);
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void dgap_remove_tty_sysfs(struct device *c);
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static void dgap_create_tty_sysfs(struct un_t *un, struct device *c);
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static void dgap_remove_tty_sysfs(struct device *c);
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/*
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* Function prototypes from dgap_parse.h
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*/
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int dgap_parsefile(char **in, int Remove);
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struct cnode *dgap_find_config(int type, int bus, int slot);
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uint dgap_config_get_number_of_ports(struct board_t *bd);
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char *dgap_create_config_string(struct board_t *bd, char *string);
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char *dgap_get_config_letters(struct board_t *bd, char *string);
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uint dgap_config_get_useintr(struct board_t *bd);
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uint dgap_config_get_altpin(struct board_t *bd);
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static int dgap_parsefile(char **in, int Remove);
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static struct cnode *dgap_find_config(int type, int bus, int slot);
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static uint dgap_config_get_number_of_ports(struct board_t *bd);
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static char *dgap_create_config_string(struct board_t *bd, char *string);
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static char *dgap_get_config_letters(struct board_t *bd, char *string);
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static uint dgap_config_get_useintr(struct board_t *bd);
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static uint dgap_config_get_altpin(struct board_t *bd);
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static int dgap_ms_sleep(ulong ms);
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static char *dgap_ioctl_name(int cmd);
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static void dgap_do_bios_load(struct board_t *brd, uchar __user *ubios, int len);
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static void dgap_do_fep_load(struct board_t *brd, uchar __user *ufep, int len);
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static void dgap_do_conc_load(struct board_t *brd, uchar *uaddr, int len);
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static void dgap_do_config_load(uchar __user *uaddr, int len);
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static int dgap_after_config_loaded(void);
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static int dgap_finalize_board_init(struct board_t *brd);
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/* Driver load/unload functions */
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int dgap_init_module(void);
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@ -198,16 +217,16 @@ static struct file_operations DgapBoardFops =
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/*
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* Globals
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*/
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uint dgap_NumBoards;
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struct board_t *dgap_Board[MAXBOARDS];
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static uint dgap_NumBoards;
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static struct board_t *dgap_Board[MAXBOARDS];
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DEFINE_SPINLOCK(dgap_global_lock);
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ulong dgap_poll_counter;
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char *dgap_config_buf;
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int dgap_driver_state = DRIVER_INITIALIZED;
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static ulong dgap_poll_counter;
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static char *dgap_config_buf;
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static int dgap_driver_state = DRIVER_INITIALIZED;
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DEFINE_SPINLOCK(dgap_dl_lock);
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wait_queue_head_t dgap_dl_wait;
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int dgap_dl_action;
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int dgap_poll_tick = 20; /* Poll interval - 20 ms */
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static wait_queue_head_t dgap_dl_wait;
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static int dgap_dl_action;
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static int dgap_poll_tick = 20; /* Poll interval - 20 ms */
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/*
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* Static vars.
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@ -219,13 +238,13 @@ static struct class * dgap_class;
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static struct board_t *dgap_BoardsByMajor[256];
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static uchar *dgap_TmpWriteBuf = NULL;
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static DECLARE_MUTEX(dgap_TmpWriteSem);
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DECLARE_MUTEX(dgap_TmpWriteSem);
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static uint dgap_count = 500;
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/*
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* Poller stuff
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*/
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static DEFINE_SPINLOCK(dgap_poll_lock); /* Poll scheduling lock */
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DEFINE_SPINLOCK(dgap_poll_lock); /* Poll scheduling lock */
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static ulong dgap_poll_time; /* Time of next poll */
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static uint dgap_poll_stop; /* Used to tell poller to stop */
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static struct timer_list dgap_poll_timer;
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@ -290,7 +309,7 @@ static struct pci_driver dgap_driver = {
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};
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char *dgap_state_text[] = {
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static char *dgap_state_text[] = {
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"Board Failed",
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"Configuration for board not found.\n\t\t\tRun mpi to configure board.",
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"Board Found",
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@ -314,7 +333,7 @@ char *dgap_state_text[] = {
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"Board READY",
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};
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char *dgap_driver_state_text[] = {
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static char *dgap_driver_state_text[] = {
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"Driver Initialized",
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"Driver needs configuration load.",
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"Driver requested configuration from download daemon.",
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@ -854,7 +873,7 @@ static int dgap_found_board(struct pci_dev *pdev, int id)
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}
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int dgap_finalize_board_init(struct board_t *brd) {
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static int dgap_finalize_board_init(struct board_t *brd) {
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int rc;
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@ -1186,7 +1205,7 @@ static void dgap_mbuf(struct board_t *brd, const char *fmt, ...) {
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*
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* Returns 0 if timed out, !0 (showing signal) if interrupted by a signal.
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*/
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int dgap_ms_sleep(ulong ms)
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static int dgap_ms_sleep(ulong ms)
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{
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current->state = TASK_INTERRUPTIBLE;
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schedule_timeout((ms * HZ) / 1000);
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@ -1198,7 +1217,7 @@ int dgap_ms_sleep(ulong ms)
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/*
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* dgap_ioctl_name() : Returns a text version of each ioctl value.
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*/
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char *dgap_ioctl_name(int cmd)
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static char *dgap_ioctl_name(int cmd)
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{
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switch(cmd) {
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@ -1258,7 +1277,7 @@ char *dgap_ioctl_name(int cmd)
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*
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* Initialize any global tty related data before we download any boards.
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*/
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int dgap_tty_preinit(void)
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static int dgap_tty_preinit(void)
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{
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unsigned long flags;
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@ -1288,7 +1307,7 @@ int dgap_tty_preinit(void)
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*
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* Init the tty subsystem for this board.
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*/
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int dgap_tty_register(struct board_t *brd)
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static int dgap_tty_register(struct board_t *brd)
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{
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int rc = 0;
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@ -1384,7 +1403,7 @@ int dgap_tty_register(struct board_t *brd)
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* Init the tty subsystem. Called once per board after board has been
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* downloaded and init'ed.
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*/
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int dgap_tty_init(struct board_t *brd)
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static int dgap_tty_init(struct board_t *brd)
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{
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int i;
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int tlw;
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@ -1562,7 +1581,7 @@ int dgap_tty_init(struct board_t *brd)
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*
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* UnInitialize any global tty related data.
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*/
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void dgap_tty_post_uninit(void)
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static void dgap_tty_post_uninit(void)
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{
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kfree(dgap_TmpWriteBuf);
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dgap_TmpWriteBuf = NULL;
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@ -1575,7 +1594,7 @@ void dgap_tty_post_uninit(void)
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* Uninitialize the TTY portion of this driver. Free all memory and
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* resources.
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*/
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void dgap_tty_uninit(struct board_t *brd)
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static void dgap_tty_uninit(struct board_t *brd)
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{
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int i = 0;
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@ -1733,7 +1752,7 @@ static void dgap_sniff_nowait_nolock(struct channel_t *ch, uchar *text, uchar *b
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*
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*=======================================================================*/
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void dgap_input(struct channel_t *ch)
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static void dgap_input(struct channel_t *ch)
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{
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struct board_t *bd;
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struct bs_t *bs;
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@ -1950,7 +1969,7 @@ void dgap_input(struct channel_t *ch)
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* Determines when CARRIER changes state and takes appropriate
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* action.
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************************************************************************/
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void dgap_carrier(struct channel_t *ch)
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static void dgap_carrier(struct channel_t *ch)
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{
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struct board_t *bd;
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@ -4640,7 +4659,7 @@ static int dgap_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
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/*
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* Loads the dgap.conf config file from the user.
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*/
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void dgap_do_config_load(uchar __user *uaddr, int len)
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static void dgap_do_config_load(uchar __user *uaddr, int len)
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{
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int orig_len = len;
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char *to_addr;
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@ -4685,7 +4704,7 @@ void dgap_do_config_load(uchar __user *uaddr, int len)
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}
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int dgap_after_config_loaded(void)
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static int dgap_after_config_loaded(void)
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{
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int i = 0;
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int rc = 0;
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@ -4750,7 +4769,7 @@ static int dgap_usertoboard(struct board_t *brd, char *to_addr, char __user *fro
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* Copies the BIOS code from the user to the board,
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* and starts the BIOS running.
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*/
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void dgap_do_bios_load(struct board_t *brd, uchar __user *ubios, int len)
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static void dgap_do_bios_load(struct board_t *brd, uchar __user *ubios, int len)
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{
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uchar *addr;
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uint offset;
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@ -4825,7 +4844,7 @@ static void dgap_do_wait_for_bios(struct board_t *brd)
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* Copies the FEP code from the user to the board,
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* and starts the FEP running.
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*/
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void dgap_do_fep_load(struct board_t *brd, uchar __user *ufep, int len)
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static void dgap_do_fep_load(struct board_t *brd, uchar __user *ufep, int len)
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{
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uchar *addr;
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uint offset;
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@ -4987,7 +5006,7 @@ failed:
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/*
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* Sends a concentrator image into the FEP5 board.
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*/
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void dgap_do_conc_load(struct board_t *brd, uchar *uaddr, int len)
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static void dgap_do_conc_load(struct board_t *brd, uchar *uaddr, int len)
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{
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char *vaddr;
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u16 offset = 0;
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@ -5122,7 +5141,7 @@ static void dgap_get_vpd(struct board_t *brd)
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/*
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* Our board poller function.
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*/
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void dgap_poll_tasklet(unsigned long data)
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static void dgap_poll_tasklet(unsigned long data)
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{
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struct board_t *bd = (struct board_t *) data;
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ulong lock_flags;
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@ -5388,7 +5407,7 @@ out:
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* in the cmd buffer before returning.
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*
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*=======================================================================*/
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void dgap_cmdb(struct channel_t *ch, uchar cmd, uchar byte1, uchar byte2, uint ncmds)
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static void dgap_cmdb(struct channel_t *ch, uchar cmd, uchar byte1, uchar byte2, uint ncmds)
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{
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char *vaddr = NULL;
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struct cm_t *cm_addr = NULL;
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@ -5478,7 +5497,7 @@ void dgap_cmdb(struct channel_t *ch, uchar cmd, uchar byte1, uchar byte2, uint n
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* in the cmd buffer before returning.
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*
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*=======================================================================*/
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void dgap_cmdw(struct channel_t *ch, uchar cmd, u16 word, uint ncmds)
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static void dgap_cmdw(struct channel_t *ch, uchar cmd, u16 word, uint ncmds)
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{
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char *vaddr = NULL;
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struct cm_t *cm_addr = NULL;
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@ -5666,7 +5685,7 @@ static void dgap_cmdw_ext(struct channel_t *ch, u16 cmd, u16 word, uint ncmds)
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* cnt - Number of characters to move.
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*
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*=======================================================================*/
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void dgap_wmove(struct channel_t *ch, char *buf, uint cnt)
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static void dgap_wmove(struct channel_t *ch, char *buf, uint cnt)
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{
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int n;
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char *taddr;
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@ -5721,7 +5740,7 @@ void dgap_wmove(struct channel_t *ch, char *buf, uint cnt)
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* and returns it back to the user.
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* Returns 0 on error.
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*/
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uint dgap_get_custom_baud(struct channel_t *ch)
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static uint dgap_get_custom_baud(struct channel_t *ch)
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{
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uchar *vaddr;
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ulong offset = 0;
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@ -5758,7 +5777,7 @@ uint dgap_get_custom_baud(struct channel_t *ch)
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/*
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* Calls the firmware to reset this channel.
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*/
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void dgap_firmware_reset_port(struct channel_t *ch)
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static void dgap_firmware_reset_port(struct channel_t *ch)
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{
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dgap_cmdb(ch, CHRESET, 0, 0, 0);
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@ -5789,7 +5808,7 @@ void dgap_firmware_reset_port(struct channel_t *ch)
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* struct tty_struct * - TTY for port.
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*
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*=======================================================================*/
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int dgap_param(struct tty_struct *tty)
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static int dgap_param(struct tty_struct *tty)
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{
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struct ktermios *ts;
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struct board_t *bd;
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@ -6136,7 +6155,7 @@ int dgap_param(struct tty_struct *tty)
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* Convert the FEP5 way of reporting parity errors and breaks into
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* the Linux line discipline way.
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*/
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void dgap_parity_scan(struct channel_t *ch, unsigned char *cbuf, unsigned char *fbuf, int *len)
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static void dgap_parity_scan(struct channel_t *ch, unsigned char *cbuf, unsigned char *fbuf, int *len)
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{
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int l = *len;
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int count = 0;
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@ -6562,7 +6581,7 @@ static ssize_t dgap_driver_pollrate_store(struct device_driver *ddp, const char
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static DRIVER_ATTR(pollrate, (S_IRUSR | S_IWUSR), dgap_driver_pollrate_show, dgap_driver_pollrate_store);
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void dgap_create_driver_sysfiles(struct pci_driver *dgap_driver)
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static void dgap_create_driver_sysfiles(struct pci_driver *dgap_driver)
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{
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int rc = 0;
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struct device_driver *driverfs = &dgap_driver->driver;
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@ -6581,7 +6600,7 @@ void dgap_create_driver_sysfiles(struct pci_driver *dgap_driver)
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}
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void dgap_remove_driver_sysfiles(struct pci_driver *dgap_driver)
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static void dgap_remove_driver_sysfiles(struct pci_driver *dgap_driver)
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{
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struct device_driver *driverfs = &dgap_driver->driver;
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driver_remove_file(driverfs, &driver_attr_version);
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@ -6791,7 +6810,7 @@ static DEVICE_ATTR(ports_txcount, S_IRUSR, dgap_ports_txcount_show, NULL);
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/* this function creates the sys files that will export each signal status
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* to sysfs each value will be put in a separate filename
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*/
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void dgap_create_ports_sysfiles(struct board_t *bd)
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static void dgap_create_ports_sysfiles(struct board_t *bd)
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{
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int rc = 0;
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@ -6813,7 +6832,7 @@ void dgap_create_ports_sysfiles(struct board_t *bd)
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/* removes all the sys files created for that port */
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void dgap_remove_ports_sysfiles(struct board_t *bd)
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static void dgap_remove_ports_sysfiles(struct board_t *bd)
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{
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device_remove_file(&(bd->pdev->dev), &dev_attr_ports_state);
|
||||
device_remove_file(&(bd->pdev->dev), &dev_attr_ports_baud);
|
||||
@ -7212,7 +7231,7 @@ static struct attribute_group dgap_tty_attribute_group = {
|
||||
|
||||
|
||||
|
||||
void dgap_create_tty_sysfs(struct un_t *un, struct device *c)
|
||||
static void dgap_create_tty_sysfs(struct un_t *un, struct device *c)
|
||||
{
|
||||
int ret;
|
||||
|
||||
@ -7228,7 +7247,7 @@ void dgap_create_tty_sysfs(struct un_t *un, struct device *c)
|
||||
}
|
||||
|
||||
|
||||
void dgap_remove_tty_sysfs(struct device *c)
|
||||
static void dgap_remove_tty_sysfs(struct device *c)
|
||||
{
|
||||
sysfs_remove_group(&c->kobj, &dgap_tty_attribute_group);
|
||||
}
|
||||
@ -7236,7 +7255,7 @@ void dgap_remove_tty_sysfs(struct device *c)
|
||||
/*
|
||||
* Parse a configuration file read into memory as a string.
|
||||
*/
|
||||
int dgap_parsefile(char **in, int Remove)
|
||||
static int dgap_parsefile(char **in, int Remove)
|
||||
{
|
||||
struct cnode *p, *brd, *line, *conc;
|
||||
int rc;
|
||||
@ -8212,7 +8231,7 @@ static char *dgap_savestring(char *s)
|
||||
/*
|
||||
* Given a board pointer, returns whether we should use interrupts or not.
|
||||
*/
|
||||
uint dgap_config_get_useintr(struct board_t *bd)
|
||||
static uint dgap_config_get_useintr(struct board_t *bd)
|
||||
{
|
||||
struct cnode *p = NULL;
|
||||
|
||||
@ -8239,7 +8258,7 @@ uint dgap_config_get_useintr(struct board_t *bd)
|
||||
/*
|
||||
* Given a board pointer, returns whether we turn on altpin or not.
|
||||
*/
|
||||
uint dgap_config_get_altpin(struct board_t *bd)
|
||||
static uint dgap_config_get_altpin(struct board_t *bd)
|
||||
{
|
||||
struct cnode *p = NULL;
|
||||
|
||||
@ -8268,7 +8287,7 @@ uint dgap_config_get_altpin(struct board_t *bd)
|
||||
* Given a specific type of board, if found, detached link and
|
||||
* returns the first occurrence in the list.
|
||||
*/
|
||||
struct cnode *dgap_find_config(int type, int bus, int slot)
|
||||
static struct cnode *dgap_find_config(int type, int bus, int slot)
|
||||
{
|
||||
struct cnode *p, *prev = NULL, *prev2 = NULL, *found = NULL;
|
||||
|
||||
@ -8334,7 +8353,7 @@ struct cnode *dgap_find_config(int type, int bus, int slot)
|
||||
* all ports user specified should be on the board.
|
||||
* (This does NOT mean they are all actually present right now tho)
|
||||
*/
|
||||
uint dgap_config_get_number_of_ports(struct board_t *bd)
|
||||
static uint dgap_config_get_number_of_ports(struct board_t *bd)
|
||||
{
|
||||
int count = 0;
|
||||
struct cnode *p = NULL;
|
||||
@ -8363,7 +8382,7 @@ uint dgap_config_get_number_of_ports(struct board_t *bd)
|
||||
return (count);
|
||||
}
|
||||
|
||||
char *dgap_create_config_string(struct board_t *bd, char *string)
|
||||
static char *dgap_create_config_string(struct board_t *bd, char *string)
|
||||
{
|
||||
char *ptr = string;
|
||||
struct cnode *p = NULL;
|
||||
@ -8422,7 +8441,7 @@ char *dgap_create_config_string(struct board_t *bd, char *string)
|
||||
|
||||
|
||||
|
||||
char *dgap_get_config_letters(struct board_t *bd, char *string)
|
||||
static char *dgap_get_config_letters(struct board_t *bd, char *string)
|
||||
{
|
||||
int found = FALSE;
|
||||
char *ptr = string;
|
||||
|
||||
@ -663,8 +663,6 @@ enum {
|
||||
REQUESTED_CONCENTRATOR
|
||||
};
|
||||
|
||||
extern char *dgap_state_text[];
|
||||
extern char *dgap_driver_state_text[];
|
||||
|
||||
|
||||
/*
|
||||
@ -1503,50 +1501,4 @@ struct cnode {
|
||||
} u;
|
||||
};
|
||||
|
||||
/*************************************************************************
|
||||
*
|
||||
* Prototypes for non-static functions used in more than one module
|
||||
*
|
||||
*************************************************************************/
|
||||
|
||||
extern int dgap_ms_sleep(ulong ms);
|
||||
extern char *dgap_ioctl_name(int cmd);
|
||||
extern void dgap_do_bios_load(struct board_t *brd, uchar __user *ubios, int len);
|
||||
extern void dgap_do_fep_load(struct board_t *brd, uchar __user *ufep, int len);
|
||||
extern void dgap_do_conc_load(struct board_t *brd, uchar *uaddr, int len);
|
||||
extern void dgap_do_config_load(uchar __user *uaddr, int len);
|
||||
extern int dgap_after_config_loaded(void);
|
||||
extern int dgap_finalize_board_init(struct board_t *brd);
|
||||
|
||||
/*
|
||||
* Our Global Variables.
|
||||
*/
|
||||
extern int dgap_driver_state; /* The state of the driver */
|
||||
extern int dgap_debug; /* Debug variable */
|
||||
extern int dgap_rawreadok; /* Set if user wants rawreads */
|
||||
extern int dgap_poll_tick; /* Poll interval - 20 ms */
|
||||
extern spinlock_t dgap_global_lock; /* Driver global spinlock */
|
||||
extern uint dgap_NumBoards; /* Total number of boards */
|
||||
extern struct board_t *dgap_Board[MAXBOARDS]; /* Array of board structs */
|
||||
extern ulong dgap_poll_counter; /* Times the poller has run */
|
||||
extern char *dgap_config_buf; /* The config file buffer */
|
||||
extern spinlock_t dgap_dl_lock; /* Downloader spinlock */
|
||||
extern wait_queue_head_t dgap_dl_wait; /* Wait queue for downloader */
|
||||
extern int dgap_dl_action; /* Action flag for downloader */
|
||||
extern int dgap_registerttyswithsysfs; /* Should we register the */
|
||||
/* ttys with sysfs or not */
|
||||
|
||||
/*
|
||||
* Global functions declared in dgap_fep5.c, but must be hidden from
|
||||
* user space programs.
|
||||
*/
|
||||
extern void dgap_poll_tasklet(unsigned long data);
|
||||
extern void dgap_cmdb(struct channel_t *ch, uchar cmd, uchar byte1, uchar byte2, uint ncmds);
|
||||
extern void dgap_cmdw(struct channel_t *ch, uchar cmd, u16 word, uint ncmds);
|
||||
extern void dgap_wmove(struct channel_t *ch, char *buf, uint cnt);
|
||||
extern int dgap_param(struct tty_struct *tty);
|
||||
extern void dgap_parity_scan(struct channel_t *ch, unsigned char *cbuf, unsigned char *fbuf, int *len);
|
||||
extern uint dgap_get_custom_baud(struct channel_t *ch);
|
||||
extern void dgap_firmware_reset_port(struct channel_t *ch);
|
||||
|
||||
#endif
|
||||
#endif
|
||||
|
||||
Loading…
Reference in New Issue
Block a user