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				https://github.com/alsa-project/alsa-lib.git
				synced 2025-11-03 09:01:52 -05:00 
			
		
		
		
	pcm_hw - show errno codes
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
		
							parent
							
								
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						commit
						a55e1ded99
					
				
					 1 changed files with 36 additions and 36 deletions
				
			
		| 
						 | 
				
			
			@ -135,7 +135,7 @@ static int sync_ptr1(snd_pcm_hw_t *hw, unsigned int flags)
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	err = ioctl((hw)->fd, SNDRV_PCM_IOCTL_SYNC_PTR, (hw)->sync_ptr);
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	if (err < 0) {
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		err = -errno;
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		SYSMSG("SNDRV_PCM_IOCTL_SYNC_PTR failed");
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		SYSMSG("SNDRV_PCM_IOCTL_SYNC_PTR failed (%i)", err);
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		return err;
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	}
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	return 0;
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						 | 
				
			
			@ -202,7 +202,7 @@ static int snd_pcm_hw_nonblock(snd_pcm_t *pcm, int nonblock)
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	if ((flags = fcntl(fd, F_GETFL)) < 0) {
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		err = -errno;
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		SYSMSG("F_GETFL failed");
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		SYSMSG("F_GETFL failed (%i)", err);
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		return err;
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	}
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	if (nonblock)
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						 | 
				
			
			@ -211,7 +211,7 @@ static int snd_pcm_hw_nonblock(snd_pcm_t *pcm, int nonblock)
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		flags &= ~O_NONBLOCK;
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	if (fcntl(fd, F_SETFL, flags) < 0) {
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		err = -errno;
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		SYSMSG("F_SETFL for O_NONBLOCK failed");
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		SYSMSG("F_SETFL for O_NONBLOCK failed (%i)", err);
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		return err;
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	}
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	return 0;
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						 | 
				
			
			@ -225,7 +225,7 @@ static int snd_pcm_hw_async(snd_pcm_t *pcm, int sig, pid_t pid)
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	if ((flags = fcntl(fd, F_GETFL)) < 0) {
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		err = -errno;
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		SYSMSG("F_GETFL failed");
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		SYSMSG("F_GETFL failed (%i)", err);
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		return err;
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	}
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	if (sig >= 0)
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						 | 
				
			
			@ -234,19 +234,19 @@ static int snd_pcm_hw_async(snd_pcm_t *pcm, int sig, pid_t pid)
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		flags &= ~O_ASYNC;
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	if (fcntl(fd, F_SETFL, flags) < 0) {
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		err = -errno;
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		SYSMSG("F_SETFL for O_ASYNC failed");
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		SYSMSG("F_SETFL for O_ASYNC failed (%i)", err);
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		return err;
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	}
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	if (sig < 0)
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		return 0;
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	if (fcntl(fd, F_SETSIG, (long)sig) < 0) {
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		err = -errno;
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		SYSMSG("F_SETSIG failed");
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		SYSMSG("F_SETSIG failed (%i)", err);
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		return err;
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	}
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	if (fcntl(fd, F_SETOWN, (long)pid) < 0) {
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		err = -errno;
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		SYSMSG("F_SETOWN failed");
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		SYSMSG("F_SETOWN failed (%i)", err);
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		return err;
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	}
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	return 0;
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						 | 
				
			
			@ -258,7 +258,7 @@ static int snd_pcm_hw_info(snd_pcm_t *pcm, snd_pcm_info_t * info)
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	int fd = hw->fd, err;
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	if (ioctl(fd, SNDRV_PCM_IOCTL_INFO, info) < 0) {
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		err = -errno;
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		SYSMSG("SNDRV_PCM_IOCTL_INFO failed");
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		SYSMSG("SNDRV_PCM_IOCTL_INFO failed (%i)", err);
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		return err;
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	}
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	return 0;
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						 | 
				
			
			@ -323,7 +323,7 @@ static int snd_pcm_hw_hw_params(snd_pcm_t *pcm, snd_pcm_hw_params_t * params)
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	int err;
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	if (hw_params_call(hw, params) < 0) {
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		err = -errno;
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		SYSMSG("SNDRV_PCM_IOCTL_HW_PARAMS failed");
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		SYSMSG("SNDRV_PCM_IOCTL_HW_PARAMS failed (%i)", err);
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		return err;
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	}
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	params->info &= ~0xf0000000;
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			@ -421,7 +421,7 @@ static int snd_pcm_hw_hw_free(snd_pcm_t *pcm)
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	snd_pcm_hw_change_timer(pcm, 0);
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	if (ioctl(fd, SNDRV_PCM_IOCTL_HW_FREE) < 0) {
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		err = -errno;
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		SYSMSG("SNDRV_PCM_IOCTL_HW_FREE failed");
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		SYSMSG("SNDRV_PCM_IOCTL_HW_FREE failed (%i)", err);
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		return err;
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	}
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	return 0;
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						 | 
				
			
			@ -445,7 +445,7 @@ static int snd_pcm_hw_sw_params(snd_pcm_t *pcm, snd_pcm_sw_params_t * params)
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	}
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	if (ioctl(fd, SNDRV_PCM_IOCTL_SW_PARAMS, params) < 0) {
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		err = -errno;
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		SYSMSG("SNDRV_PCM_IOCTL_SW_PARAMS failed");
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		SYSMSG("SNDRV_PCM_IOCTL_SW_PARAMS failed (%i)", err);
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		return err;
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	}
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	params->period_event = old_period_event;
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			@ -467,7 +467,7 @@ static int snd_pcm_hw_channel_info(snd_pcm_t *pcm, snd_pcm_channel_info_t * info
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	i.channel = info->channel;
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	if (ioctl(fd, SNDRV_PCM_IOCTL_CHANNEL_INFO, &i) < 0) {
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		err = -errno;
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		SYSMSG("SNDRV_PCM_IOCTL_CHANNEL_INFO failed");
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		SYSMSG("SNDRV_PCM_IOCTL_CHANNEL_INFO failed (%i)", err);
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		return err;
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	}
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	info->channel = i.channel;
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			@ -486,7 +486,7 @@ static int snd_pcm_hw_status(snd_pcm_t *pcm, snd_pcm_status_t * status)
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	int fd = hw->fd, err;
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	if (ioctl(fd, SNDRV_PCM_IOCTL_STATUS, status) < 0) {
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		err = -errno;
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		SYSMSG("SNDRV_PCM_IOCTL_STATUS failed");
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		SYSMSG("SNDRV_PCM_IOCTL_STATUS failed (%i)", err);
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		return err;
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	}
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	if (SNDRV_PROTOCOL_VERSION(2, 0, 5) > hw->version) {
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			@ -511,7 +511,7 @@ static int snd_pcm_hw_delay(snd_pcm_t *pcm, snd_pcm_sframes_t *delayp)
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	int fd = hw->fd, err;
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	if (ioctl(fd, SNDRV_PCM_IOCTL_DELAY, delayp) < 0) {
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		err = -errno;
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		SYSMSG("SNDRV_PCM_IOCTL_DELAY failed");
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		SYSMSG("SNDRV_PCM_IOCTL_DELAY failed (%i)", err);
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		return err;
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	}
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	return 0;
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			@ -529,7 +529,7 @@ static int snd_pcm_hw_hwsync(snd_pcm_t *pcm)
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		} else {
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			if (ioctl(fd, SNDRV_PCM_IOCTL_HWSYNC) < 0) {
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				err = -errno;
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				SYSMSG("SNDRV_PCM_IOCTL_HWSYNC failed");
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				SYSMSG("SNDRV_PCM_IOCTL_HWSYNC failed (%i)", err);
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				return err;
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			}
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		}
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			@ -555,7 +555,7 @@ static int snd_pcm_hw_prepare(snd_pcm_t *pcm)
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	int fd = hw->fd, err;
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	if (ioctl(fd, SNDRV_PCM_IOCTL_PREPARE) < 0) {
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		err = -errno;
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		SYSMSG("SNDRV_PCM_IOCTL_PREPARE failed");
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		SYSMSG("SNDRV_PCM_IOCTL_PREPARE failed (%i)", err);
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		return err;
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	}
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	return sync_ptr(hw, SNDRV_PCM_SYNC_PTR_APPL);
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			@ -567,7 +567,7 @@ static int snd_pcm_hw_reset(snd_pcm_t *pcm)
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	int fd = hw->fd, err;
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	if (ioctl(fd, SNDRV_PCM_IOCTL_RESET) < 0) {
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		err = -errno;
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		SYSMSG("SNDRV_PCM_IOCTL_RESET failed");
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		SYSMSG("SNDRV_PCM_IOCTL_RESET failed (%i)", err);
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		return err;
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	}
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	return sync_ptr(hw, SNDRV_PCM_SYNC_PTR_APPL);
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			@ -584,7 +584,7 @@ static int snd_pcm_hw_start(snd_pcm_t *pcm)
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	sync_ptr(hw, 0);
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	if (ioctl(hw->fd, SNDRV_PCM_IOCTL_START) < 0) {
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		err = -errno;
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		SYSMSG("SNDRV_PCM_IOCTL_START failed");
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		SYSMSG("SNDRV_PCM_IOCTL_START failed (%i)", err);
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#if 0
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		if (err == -EBADFD)
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			SNDERR("PCM state = %s", snd_pcm_state_name(snd_pcm_hw_state(pcm)));
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			@ -600,7 +600,7 @@ static int snd_pcm_hw_drop(snd_pcm_t *pcm)
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	int err;
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	if (ioctl(hw->fd, SNDRV_PCM_IOCTL_DROP) < 0) {
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		err = -errno;
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		SYSMSG("SNDRV_PCM_IOCTL_DROP failed");
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		SYSMSG("SNDRV_PCM_IOCTL_DROP failed (%i)", err);
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		return err;
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	} else {
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	}
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			@ -613,7 +613,7 @@ static int snd_pcm_hw_drain(snd_pcm_t *pcm)
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	int err;
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	if (ioctl(hw->fd, SNDRV_PCM_IOCTL_DRAIN) < 0) {
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		err = -errno;
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		SYSMSG("SNDRV_PCM_IOCTL_DRAIN failed");
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		SYSMSG("SNDRV_PCM_IOCTL_DRAIN failed (%i)", err);
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		return err;
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	}
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	return 0;
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			@ -625,7 +625,7 @@ static int snd_pcm_hw_pause(snd_pcm_t *pcm, int enable)
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	int err;
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	if (ioctl(hw->fd, SNDRV_PCM_IOCTL_PAUSE, enable) < 0) {
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		err = -errno;
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		SYSMSG("SNDRV_PCM_IOCTL_PAUSE failed");
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		SYSMSG("SNDRV_PCM_IOCTL_PAUSE failed (%i)", err);
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		return err;
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	}
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	return 0;
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			@ -642,7 +642,7 @@ static snd_pcm_sframes_t snd_pcm_hw_rewind(snd_pcm_t *pcm, snd_pcm_uframes_t fra
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	int err;
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	if (ioctl(hw->fd, SNDRV_PCM_IOCTL_REWIND, &frames) < 0) {
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		err = -errno;
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		SYSMSG("SNDRV_PCM_IOCTL_REWIND failed");
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		SYSMSG("SNDRV_PCM_IOCTL_REWIND failed (%i)", err);
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		return err;
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	}
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	err = sync_ptr(hw, SNDRV_PCM_SYNC_PTR_APPL);
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			@ -663,7 +663,7 @@ static snd_pcm_sframes_t snd_pcm_hw_forward(snd_pcm_t *pcm, snd_pcm_uframes_t fr
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	if (SNDRV_PROTOCOL_VERSION(2, 0, 4) <= hw->version) {
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		if (ioctl(hw->fd, SNDRV_PCM_IOCTL_FORWARD, &frames) < 0) {
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			err = -errno;
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			SYSMSG("SNDRV_PCM_IOCTL_FORWARD failed");
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			SYSMSG("SNDRV_PCM_IOCTL_FORWARD failed (%i)", err);
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			return err;
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		}
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		err = sync_ptr(hw, SNDRV_PCM_SYNC_PTR_APPL);
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			@ -706,7 +706,7 @@ static int snd_pcm_hw_resume(snd_pcm_t *pcm)
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	int fd = hw->fd, err;
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	if (ioctl(fd, SNDRV_PCM_IOCTL_RESUME) < 0) {
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		err = -errno;
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		SYSMSG("SNDRV_PCM_IOCTL_RESUME failed");
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		SYSMSG("SNDRV_PCM_IOCTL_RESUME failed (%i)", err);
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		return err;
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	}
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	return 0;
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			@ -717,7 +717,7 @@ static int hw_link(snd_pcm_t *pcm1, snd_pcm_t *pcm2)
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	snd_pcm_hw_t *hw1 = pcm1->private_data;
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	snd_pcm_hw_t *hw2 = pcm2->private_data;
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	if (ioctl(hw1->fd, SNDRV_PCM_IOCTL_LINK, hw2->fd) < 0) {
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		SYSMSG("SNDRV_PCM_IOCTL_LINK failed");
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		SYSMSG("SNDRV_PCM_IOCTL_LINK failed (%i)", -errno);
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		return -errno;
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	}
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	return 0;
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						 | 
				
			
			@ -726,7 +726,7 @@ static int hw_link(snd_pcm_t *pcm1, snd_pcm_t *pcm2)
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static int snd_pcm_hw_link_slaves(snd_pcm_t *pcm, snd_pcm_t *master)
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{
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	if (master->type != SND_PCM_TYPE_HW) {
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		SYSMSG("Invalid type for SNDRV_PCM_IOCTL_LINK");
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		SYSMSG("Invalid type for SNDRV_PCM_IOCTL_LINK (%i)", master->type);
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		return -EINVAL;
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	}
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	return hw_link(master, pcm);
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						 | 
				
			
			@ -747,7 +747,7 @@ static int snd_pcm_hw_unlink(snd_pcm_t *pcm)
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	snd_pcm_hw_t *hw = pcm->private_data;
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	if (ioctl(hw->fd, SNDRV_PCM_IOCTL_UNLINK) < 0) {
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		SYSMSG("SNDRV_PCM_IOCTL_UNLINK failed");
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		SYSMSG("SNDRV_PCM_IOCTL_UNLINK failed (%i)", -errno);
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		return -errno;
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	}
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	return 0;
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						 | 
				
			
			@ -847,7 +847,7 @@ static int snd_pcm_hw_mmap_status(snd_pcm_t *pcm)
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		err = ioctl(hw->fd, SNDRV_PCM_IOCTL_SYNC_PTR, &sync_ptr);
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		if (err < 0) {
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			err = -errno;
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			SYSMSG("SNDRV_PCM_IOCTL_SYNC_PTR failed");
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			SYSMSG("SNDRV_PCM_IOCTL_SYNC_PTR failed (%i)", err);
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			return err;
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		}
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		hw->sync_ptr = calloc(1, sizeof(struct sndrv_pcm_sync_ptr));
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| 
						 | 
				
			
			@ -874,7 +874,7 @@ static int snd_pcm_hw_mmap_control(snd_pcm_t *pcm)
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			   hw->fd, SNDRV_PCM_MMAP_OFFSET_CONTROL);
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		if (ptr == MAP_FAILED || ptr == NULL) {
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			err = -errno;
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			SYSMSG("control mmap failed");
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			SYSMSG("control mmap failed (%i)", err);
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			return err;
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		}
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		hw->mmap_control = ptr;
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						 | 
				
			
			@ -895,7 +895,7 @@ static int snd_pcm_hw_munmap_status(snd_pcm_t *pcm)
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	} else {
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		if (munmap((void*)hw->mmap_status, page_align(sizeof(*hw->mmap_status))) < 0) {
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			err = -errno;
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		||||
			SYSMSG("status munmap failed");
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			SYSMSG("status munmap failed (%i)", err);
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			return err;
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		}
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	}
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						 | 
				
			
			@ -912,7 +912,7 @@ static int snd_pcm_hw_munmap_control(snd_pcm_t *pcm)
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	} else {
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		||||
		if (munmap(hw->mmap_control, page_align(sizeof(*hw->mmap_control))) < 0) {
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		||||
			err = -errno;
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		||||
			SYSMSG("control munmap failed");
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		||||
			SYSMSG("control munmap failed (%i)", err);
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		||||
			return err;
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		}
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	}
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						 | 
				
			
			@ -935,7 +935,7 @@ static int snd_pcm_hw_close(snd_pcm_t *pcm)
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	int err = 0;
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	if (close(hw->fd)) {
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		err = -errno;
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		||||
		SYSMSG("close failed\n");
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		||||
		SYSMSG("close failed (%i)\n", err);
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	}
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	snd_pcm_hw_munmap_status(pcm);
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		||||
	snd_pcm_hw_munmap_control(pcm);
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		||||
| 
						 | 
				
			
			@ -1129,7 +1129,7 @@ int snd_pcm_hw_open_fd(snd_pcm_t **pcmp, const char *name,
 | 
			
		|||
	memset(&info, 0, sizeof(info));
 | 
			
		||||
	if (ioctl(fd, SNDRV_PCM_IOCTL_INFO, &info) < 0) {
 | 
			
		||||
		ret = -errno;
 | 
			
		||||
		SYSMSG("SNDRV_PCM_IOCTL_INFO failed");
 | 
			
		||||
		SYSMSG("SNDRV_PCM_IOCTL_INFO failed (%i)", ret);
 | 
			
		||||
		close(fd);
 | 
			
		||||
		return ret;
 | 
			
		||||
 | 
			
		||||
| 
						 | 
				
			
			@ -1148,7 +1148,7 @@ int snd_pcm_hw_open_fd(snd_pcm_t **pcmp, const char *name,
 | 
			
		|||
 | 
			
		||||
	if (ioctl(fd, SNDRV_PCM_IOCTL_PVERSION, &ver) < 0) {
 | 
			
		||||
		ret = -errno;
 | 
			
		||||
		SYSMSG("SNDRV_PCM_IOCTL_PVERSION failed");
 | 
			
		||||
		SYSMSG("SNDRV_PCM_IOCTL_PVERSION failed (%i)", ret);
 | 
			
		||||
		close(fd);
 | 
			
		||||
		return ret;
 | 
			
		||||
	}
 | 
			
		||||
| 
						 | 
				
			
			@ -1290,14 +1290,14 @@ int snd_pcm_hw_open(snd_pcm_t **pcmp, const char *name,
 | 
			
		|||
	fd = snd_open_device(filename, fmode);
 | 
			
		||||
	if (fd < 0) {
 | 
			
		||||
		ret = -errno;
 | 
			
		||||
		SYSMSG("open %s failed", filename);
 | 
			
		||||
		SYSMSG("open '%s' failed (%i)", filename, ret);
 | 
			
		||||
		goto _err;
 | 
			
		||||
	}
 | 
			
		||||
	if (subdevice >= 0) {
 | 
			
		||||
		memset(&info, 0, sizeof(info));
 | 
			
		||||
		if (ioctl(fd, SNDRV_PCM_IOCTL_INFO, &info) < 0) {
 | 
			
		||||
			ret = -errno;
 | 
			
		||||
			SYSMSG("SNDRV_PCM_IOCTL_INFO failed");
 | 
			
		||||
			SYSMSG("SNDRV_PCM_IOCTL_INFO failed (%i)", ret);
 | 
			
		||||
			goto _err;
 | 
			
		||||
		}
 | 
			
		||||
		if (info.subdevice != (unsigned int) subdevice) {
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
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