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dahdi: Constify the dahdi_txlevelnames and return of dahdi_lboname().

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Also moves the dahdi_txlevelnames array into the dahdi_lboname function,
which is the only place it it used.

Signed-off-by: Shaun Ruffell <sruffell@digium.com>
Acked-by: Tzafrir Cohen <tzafrir.cohen@xorcom.com>

git-svn-id: http://svn.asterisk.org/svn/dahdi/linux/trunk@9468 a0bf4364-ded3-4de4-8d8a-66a801d63aff
This commit is contained in:
Shaun Ruffell 2010-11-04 16:40:49 +00:00
parent a170389509
commit 3de1002cb5
2 changed files with 21 additions and 17 deletions
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36
drivers/dahdi/dahdi-base.c
View File

@ -96,18 +96,6 @@
/* macro-oni for determining a unit (channel) number */
#define UNIT(file) MINOR(file->f_dentry->d_inode->i_rdev)
/* names of tx level settings */
static char *dahdi_txlevelnames[] = {
"0 db (CSU)/0-133 feet (DSX-1)",
"133-266 feet (DSX-1)",
"266-399 feet (DSX-1)",
"399-533 feet (DSX-1)",
"533-655 feet (DSX-1)",
"-7.5db (CSU)",
"-15db (CSU)",
"-22.5db (CSU)"
} ;
EXPORT_SYMBOL(dahdi_transcode_fops);
EXPORT_SYMBOL(dahdi_init_tone_state);
EXPORT_SYMBOL(dahdi_mf_tone);
@ -122,7 +110,6 @@ EXPORT_SYMBOL(__dahdi_lineartoalaw);
EXPORT_SYMBOL(__dahdi_lin2mu);
EXPORT_SYMBOL(__dahdi_lin2a);
#endif
EXPORT_SYMBOL(dahdi_lboname);
EXPORT_SYMBOL(dahdi_transmit);
EXPORT_SYMBOL(dahdi_receive);
EXPORT_SYMBOL(dahdi_rbsbits);
@ -1636,12 +1623,29 @@ static int dahdi_chan_reg(struct dahdi_chan *chan)
return 0;
}
char *dahdi_lboname(int x)
/**
* dahdi_lboname() - Convert line build out number to string.
*
*/
const char *dahdi_lboname(int lbo)
{
if ((x < 0) || (x > 7))
/* names of tx level settings */
static const char *const dahdi_txlevelnames[] = {
"0 db (CSU)/0-133 feet (DSX-1)",
"133-266 feet (DSX-1)",
"266-399 feet (DSX-1)",
"399-533 feet (DSX-1)",
"533-655 feet (DSX-1)",
"-7.5db (CSU)",
"-15db (CSU)",
"-22.5db (CSU)"
};
if ((lbo < 0) || (lbo > 7))
return "Unknown";
return dahdi_txlevelnames[x];
return dahdi_txlevelnames[lbo];
}
EXPORT_SYMBOL(dahdi_lboname);
#if defined(CONFIG_DAHDI_NET) || defined(CONFIG_DAHDI_PPP)
static inline void print_debug_writebuf(struct dahdi_chan* ss, struct sk_buff *skb, int oldbuf)

2
include/dahdi/kernel.h
View File

@ -1060,7 +1060,7 @@ int dahdi_transcoder_alert(struct dahdi_transcoder_channel *ztc);
int dahdi_unregister(struct dahdi_span *span);
/*! \brief Gives a name to an LBO */
char *dahdi_lboname(int lbo);
const char *dahdi_lboname(int lbo);
/*! \brief Tell DAHDI about changes in received rbs bits */
void dahdi_rbsbits(struct dahdi_chan *chan, int bits);