diff options
Diffstat (limited to 'drivers/isdn')
-rw-r--r-- | drivers/isdn/icn/icn.h | 2 | ||||
-rw-r--r-- | drivers/isdn/mISDN/dsp_audio.c | 22 | ||||
-rw-r--r-- | drivers/isdn/mISDN/dsp_cmx.c | 2 |
3 files changed, 7 insertions, 19 deletions
diff --git a/drivers/isdn/icn/icn.h b/drivers/isdn/icn/icn.h index b713466997a0..f8f2e76d34bf 100644 --- a/drivers/isdn/icn/icn.h +++ b/drivers/isdn/icn/icn.h @@ -38,7 +38,7 @@ typedef struct icn_cdef { #include <linux/errno.h> #include <linux/fs.h> #include <linux/major.h> -#include <asm/io.h> +#include <linux/io.h> #include <linux/kernel.h> #include <linux/signal.h> #include <linux/slab.h> diff --git a/drivers/isdn/mISDN/dsp_audio.c b/drivers/isdn/mISDN/dsp_audio.c index 06022952a437..bbef98e7a16e 100644 --- a/drivers/isdn/mISDN/dsp_audio.c +++ b/drivers/isdn/mISDN/dsp_audio.c @@ -13,6 +13,7 @@ #include <linux/mISDNif.h> #include <linux/mISDNdsp.h> #include <linux/export.h> +#include <linux/bitrev.h> #include "core.h" #include "dsp.h" @@ -137,27 +138,14 @@ static unsigned char linear2ulaw(short sample) return ulawbyte; } -static int reverse_bits(int i) -{ - int z, j; - z = 0; - - for (j = 0; j < 8; j++) { - if ((i & (1 << j)) != 0) - z |= 1 << (7 - j); - } - return z; -} - - void dsp_audio_generate_law_tables(void) { int i; for (i = 0; i < 256; i++) - dsp_audio_alaw_to_s32[i] = alaw2linear(reverse_bits(i)); + dsp_audio_alaw_to_s32[i] = alaw2linear(bitrev8((u8)i)); for (i = 0; i < 256; i++) - dsp_audio_ulaw_to_s32[i] = ulaw2linear(reverse_bits(i)); + dsp_audio_ulaw_to_s32[i] = ulaw2linear(bitrev8((u8)i)); for (i = 0; i < 256; i++) { dsp_audio_alaw_to_ulaw[i] = @@ -176,13 +164,13 @@ dsp_audio_generate_s2law_table(void) /* generating ulaw-table */ for (i = -32768; i < 32768; i++) { dsp_audio_s16_to_law[i & 0xffff] = - reverse_bits(linear2ulaw(i)); + bitrev8(linear2ulaw(i)); } } else { /* generating alaw-table */ for (i = -32768; i < 32768; i++) { dsp_audio_s16_to_law[i & 0xffff] = - reverse_bits(linear2alaw(i)); + bitrev8(linear2alaw(i)); } } } diff --git a/drivers/isdn/mISDN/dsp_cmx.c b/drivers/isdn/mISDN/dsp_cmx.c index 52c43821f746..8e3aa002767b 100644 --- a/drivers/isdn/mISDN/dsp_cmx.c +++ b/drivers/isdn/mISDN/dsp_cmx.c @@ -506,7 +506,7 @@ dsp_cmx_hardware(struct dsp_conf *conf, struct dsp *dsp) __func__, conf->id); if (list_empty(&conf->mlist)) { - printk(KERN_ERR "%s: conference whithout members\n", + printk(KERN_ERR "%s: conference without members\n", __func__); return; } |