sound/core/pcm_iec958.c

1 // SPDX-License-Identifier: GPL-2.0-only
13  * snd_pcm_create_iec958_consumer_default - create default consumer format IEC958 channel status
14  * @cs: channel status buffer, at least four bytes
15  * @len: length of channel status buffer
17  * Create the consumer format channel status data in @cs of maximum size
18  * @len. When relevant, the configuration-dependant bits will be set as
32 		return -EINVAL;  in snd_pcm_create_iec958_consumer_default()
52 		return -EINVAL;  in fill_iec958_consumer()
80 				return -EINVAL;  in fill_iec958_consumer()
103 		case 32: /* Assume 24-bit width for 32-bit samples. */  in fill_iec958_consumer()
109 			return -EINVAL;  in fill_iec958_consumer()
120  * snd_pcm_fill_iec958_consumer - Fill consumer format IEC958 channel status
121  * @runtime: pcm runtime structure with ->rate filled in
122  * @cs: channel status buffer, at least four bytes
123  * @len: length of channel status buffer
136 	return fill_iec958_consumer(runtime->rate,  in snd_pcm_fill_iec958_consumer()
137 				    snd_pcm_format_width(runtime->format),  in snd_pcm_fill_iec958_consumer()
143  * snd_pcm_fill_iec958_consumer_hw_params - Fill consumer format IEC958 channel status
145  * @cs: channel status buffer, at least four bytes
146  * @len: length of channel status buffer
164  * snd_pcm_create_iec958_consumer - create consumer format IEC958 channel status
165  * @runtime: pcm runtime structure with ->rate filled in
166  * @cs: channel status buffer, at least four bytes
167  * @len: length of channel status buffer
169  * Create the consumer format channel status data in @cs of maximum size
190  * snd_pcm_create_iec958_consumer_hw_params - create IEC958 channel status
192  * @cs: channel status buffer, at least four bytes
193  * @len: length of channel status buffer
195  * Create the consumer format channel status data in @cs of maximum size