patch for cs46xx driver on 2.5.47 to fix compilation error

From: Chris Friesen (cfriesen@nortelnetworks.com)
Date: Mon Nov 11 2002 - 02:38:05 EST


The attached patch fixes compilation when the CONFIG_SND_CS46XX_NEW_DSP
  option is not enabled.

The patch wraps _cs46xx_adjust_sample_rate() in #ifdefs since it is only
used when the above option is defined, and moves an up() call back to
the procedure that did the down() where it conceptually belongs.

Chris

-- 
Chris Friesen                    | MailStop: 043/33/F10
Nortel Networks                  | work: (613) 765-0557
3500 Carling Avenue              | fax:  (613) 765-2986
Nepean, ON K2H 8E9 Canada        | email: cfriesen@nortelnetworks.com

diff -Nur linus-2.5/sound/pci/cs46xx/cs46xx_lib.c localtree/sound/pci/cs46xx/cs46xx_lib.c --- linus-2.5/sound/pci/cs46xx/cs46xx_lib.c 2002-11-11 02:30:03.000000000 -0500 +++ localtree/sound/pci/cs46xx/cs46xx_lib.c 2002-11-11 02:23:16.000000000 -0500 @@ -1023,6 +1023,7 @@ return result; } +#ifdef CONFIG_SND_CS46XX_NEW_DSP static int _cs46xx_adjust_sample_rate (cs46xx_t *chip, cs46xx_pcm_t *cpcm, int sample_rate) { @@ -1051,7 +1052,6 @@ cpcm->hw_addr, cpcm->pcm_channel->pcm_channel_id)) == NULL) { snd_printk(KERN_ERR "cs46xx: failed to re-create virtual PCM channel\n"); - up (&chip->spos_mutex); return -ENXIO; } @@ -1061,6 +1061,8 @@ return 0; } +#endif + static int snd_cs46xx_playback_hw_params(snd_pcm_substream_t * substream, snd_pcm_hw_params_t * hw_params) { @@ -1083,6 +1085,7 @@ if (cpcm->pcm_channel->pcm_channel_id != DSP_IEC958_CHANNEL || !(chip->dsp_spos_instance->spdif_status_out & DSP_SPDIF_STATUS_AC3_MODE)) { if (_cs46xx_adjust_sample_rate (chip,cpcm,sample_rate)) { + up (&chip->spos_mutex); return -ENXIO; } }

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