19 #include <linux/spi/offload/consumer.h>
62 	struct spi_offload *offload;  member
169  * Notes on the offload channels:
172  *   offload trigger.
173  * - The storagebits value depends on the SPI offload provider. Currently there
280  * sample rate. It requires the SPI controller to have offload support and a
309 	adc->offload_msg.offload = adc->offload;  in ad7944_3wire_cs_mode_init_offload_msg()
313 		return dev_err_probe(dev, ret, "failed to prepare offload msg\n");  in ad7944_3wire_cs_mode_init_offload_msg()
500 	ret = spi_offload_trigger_enable(adc->offload, adc->offload_trigger,  in ad7944_offload_buffer_postenable()
512 	spi_offload_trigger_disable(adc->offload, adc->offload_trigger);  in ad7944_offload_buffer_predisable()
787 	adc->offload = devm_spi_offload_get(dev, spi, &ad7944_offload_config);  in ad7944_probe()
788 	ret = PTR_ERR_OR_ZERO(adc->offload);  in ad7944_probe()
790 		return dev_err_probe(dev, ret, "failed to get offload\n");  in ad7944_probe()
792 	/* Fall back to low speed usage when no SPI offload available. */  in ad7944_probe()
814 				"offload only supported in single mode\n");  in ad7944_probe()
821 			adc->offload, SPI_OFFLOAD_TRIGGER_PERIODIC);  in ad7944_probe()
824 					     "failed to get offload trigger\n");  in ad7944_probe()
832 								     adc->offload);  in ad7944_probe()
835 					     "failed to get offload RX DMA\n");  in ad7944_probe()
838 		 * REVISIT: ideally, we would confirm that the offload RX DMA  in ad7944_probe()
840 		 * offload_channels. Right now, the only supported offload  in ad7944_probe()