50  * @channels:		the channel info array
51  * @num_channels:	number of channels
53  * Has the side effect of filling the channels[i].location values used
56 int size_from_channelarray(struct iio_channel_info *channels, int num_channels)  in size_from_channelarray()  argument
62 		if (bytes % channels[i].bytes == 0)  in size_from_channelarray()
63 			channels[i].location = bytes;  in size_from_channelarray()
65 			channels[i].location = bytes - bytes % channels[i].bytes  in size_from_channelarray()
66 					       + channels[i].bytes;  in size_from_channelarray()
68 		bytes = channels[i].location + channels[i].bytes;  in size_from_channelarray()
169  * @channels:		information about the channels.
172  * @num_channels:	number of channels
175 		  struct iio_channel_info *channels,  in process_scan()  argument
181 		switch (channels[k].bytes) {  in process_scan()
184 			print1byte(*(uint8_t *)(data + channels[k].location),  in process_scan()
185 				   &channels[k]);  in process_scan()
188 			print2byte(*(uint16_t *)(data + channels[k].location),  in process_scan()
189 				   &channels[k]);  in process_scan()
192 			print4byte(*(uint32_t *)(data + channels[k].location),  in process_scan()
193 				   &channels[k]);  in process_scan()
196 			print8byte(*(uint64_t *)(data + channels[k].location),  in process_scan()
197 				   &channels[k]);  in process_scan()
218 		fprintf(stderr, "Enabling/disabling channels: can't open %s\n",  in enable_disable_all_channels()
238 		perror("Enabling/disabling channels: "  in enable_disable_all_channels()
249 		"  -a         Auto-activate all available channels\n"  in print_usage()
250 		"  -A         Force-activate ALL channels\n"  in print_usage()
292 	/* Disable channels if auto-enabled */  in cleanup()
296 			fprintf(stderr, "Failed to disable all channels\n");  in cleanup()
356 	struct iio_channel_info *channels = NULL;  in main()  local
523 	 * Parse the files in scan_elements to identify what channels are  in main()
526 	ret = build_channel_array(dev_dir_name, &channels, &num_channels);  in main()
534 		fprintf(stderr, "Auto-channels selected but some channels "  in main()
536 		fprintf(stderr, "Proceeding without activating any channels\n");  in main()
541 		fprintf(stderr, "Enabling all channels\n");  in main()
545 			fprintf(stderr, "Failed to enable all channels\n");  in main()
549 		/* This flags that we need to disable the channels again */  in main()
552 		ret = build_channel_array(dev_dir_name, &channels,  in main()
561 			fprintf(stderr, "Still no channels after "  in main()
569 			"No channels are enabled, we have nothing to scan.\n");  in main()
570 		fprintf(stderr, "Enable channels manually in "  in main()
572 			"/*_en or pass -a to autoenable channels and "  in main()
619 	scan_size = size_from_channelarray(channels, num_channels);  in main()
671 			process_scan(data + scan_size * i, channels,  in main()
684 		free(channels[i].name);  in main()
685 		free(channels[i].generic_name);  in main()
687 	free(channels);  in main()