51 	struct snd_pcm_plugin_format *format;  in snd_pcm_plugin_alloc()  local
58 		format = &plugin->src_format;  in snd_pcm_plugin_alloc()
60 		format = &plugin->dst_format;  in snd_pcm_plugin_alloc()
62 	if ((width = snd_pcm_format_physical_width(format->format)) < 0)  in snd_pcm_plugin_alloc()
64 	size = frames * format->channels * width;  in snd_pcm_plugin_alloc()
79 		for (channel = 0; channel < format->channels; channel++, c++) {  in snd_pcm_plugin_alloc()
85 			c->area.step = format->channels * width;  in snd_pcm_plugin_alloc()
88 		if (snd_BUG_ON(size % format->channels))  in snd_pcm_plugin_alloc()
90 		size /= format->channels;  in snd_pcm_plugin_alloc()
91 		for (channel = 0; channel < format->channels; channel++, c++) {  in snd_pcm_plugin_alloc()
168 	plugin->src_width = snd_pcm_format_physical_width(src_format->format);  in snd_pcm_plugin_build()
171 	plugin->dst_width = snd_pcm_format_physical_width(dst_format->format);  in snd_pcm_plugin_build()
274 				snd_pcm_format_t format)  in snd_pcm_plug_formats()  argument
292 	return snd_mask_test(&formats, (__force int)format);  in snd_pcm_plug_formats()
316 snd_pcm_format_t snd_pcm_plug_slave_format(snd_pcm_format_t format,  in snd_pcm_plug_slave_format()  argument
321 	if (snd_mask_test(format_mask, (__force int)format))  in snd_pcm_plug_slave_format()
322 		return format;  in snd_pcm_plug_slave_format()
323 	if (!snd_pcm_plug_formats(format_mask, format))  in snd_pcm_plug_slave_format()
325 	if (snd_pcm_format_linear(format)) {  in snd_pcm_plug_slave_format()
326 		unsigned int width = snd_pcm_format_width(format);  in snd_pcm_plug_slave_format()
327 		int unsignd = snd_pcm_format_unsigned(format) > 0;  in snd_pcm_plug_slave_format()
328 		int big = snd_pcm_format_big_endian(format) > 0;  in snd_pcm_plug_slave_format()
353 		switch (format) {  in snd_pcm_plug_slave_format()
383 		dstformat.format = params_format(slave_params);  in snd_pcm_plug_format_plugins()
386 		srcformat.format = params_format(params);  in snd_pcm_plug_format_plugins()
394 		dstformat.format = params_format(params);  in snd_pcm_plug_format_plugins()
397 		srcformat.format = params_format(slave_params);  in snd_pcm_plug_format_plugins()
410 	pdprintf("srcformat: format=%i, rate=%i, channels=%i\n",   in snd_pcm_plug_format_plugins()
411 		 srcformat.format,  in snd_pcm_plug_format_plugins()
414 	pdprintf("dstformat: format=%i, rate=%i, channels=%i\n",   in snd_pcm_plug_format_plugins()
415 		 dstformat.format,  in snd_pcm_plug_format_plugins()
419 	/* Format change (linearization) */  in snd_pcm_plug_format_plugins()
421 	    ! snd_pcm_format_linear(srcformat.format)) {  in snd_pcm_plug_format_plugins()
422 		if (srcformat.format != SNDRV_PCM_FORMAT_MU_LAW)  in snd_pcm_plug_format_plugins()
424 		tmpformat.format = SNDRV_PCM_FORMAT_S16;  in snd_pcm_plug_format_plugins()
457 		if (srcformat.format != SNDRV_PCM_FORMAT_S16) {  in snd_pcm_plug_format_plugins()
459 			tmpformat.format = SNDRV_PCM_FORMAT_S16;  in snd_pcm_plug_format_plugins()
489 	/* format change */  in snd_pcm_plug_format_plugins()
490 	if (srcformat.format != dstformat.format) {  in snd_pcm_plug_format_plugins()
491 		tmpformat.format = dstformat.format;  in snd_pcm_plug_format_plugins()
492 		if (srcformat.format == SNDRV_PCM_FORMAT_MU_LAW ||  in snd_pcm_plug_format_plugins()
493 		    tmpformat.format == SNDRV_PCM_FORMAT_MU_LAW) {  in snd_pcm_plug_format_plugins()
498 		else if (snd_pcm_format_linear(srcformat.format) &&  in snd_pcm_plug_format_plugins()
499 			 snd_pcm_format_linear(tmpformat.format)) {  in snd_pcm_plug_format_plugins()
506 		pdprintf("format change: src=%i, dst=%i returns %i\n", srcformat.format, tmpformat.format, err);  in snd_pcm_plug_format_plugins()
560 	struct snd_pcm_plugin_format *format;  in snd_pcm_plug_client_channels_buf()  local
568 		format = &plugin->src_format;  in snd_pcm_plug_client_channels_buf()
571 		format = &plugin->dst_format;  in snd_pcm_plug_client_channels_buf()
575 	if ((width = snd_pcm_format_physical_width(format->format)) < 0)  in snd_pcm_plug_client_channels_buf()
577 	nchannels = format->channels;  in snd_pcm_plug_client_channels_buf()
579 		       format->channels > 1))  in snd_pcm_plug_client_channels_buf()
664 			 size_t samples, snd_pcm_format_t format)  in snd_pcm_area_silence()  argument
674 	width = snd_pcm_format_physical_width(format);  in snd_pcm_area_silence()
678 		return snd_pcm_format_set_silence(format, dst, samples);  in snd_pcm_area_silence()
679 	silence = snd_pcm_format_silence_64(format);  in snd_pcm_area_silence()
711 		      size_t samples, snd_pcm_format_t format)  in snd_pcm_area_copy()  argument
719 		return snd_pcm_area_silence(dst_area, dst_offset, samples, format);  in snd_pcm_area_copy()
723 	width = snd_pcm_format_physical_width(format);  in snd_pcm_area_copy()