drivers/spi/spi-meson-spicc.c

154 	struct spi_controller		*host;
402 static int meson_spicc_transfer_one(struct spi_controller *host,
406 	struct meson_spicc_device *spicc = spi_controller_get_devdata(host);
457 static int meson_spicc_prepare_message(struct spi_controller *host,
460 	struct meson_spicc_device *spicc = spi_controller_get_devdata(host);
522 static int meson_spicc_unprepare_transfer(struct spi_controller *host)
524 	struct meson_spicc_device *spicc = spi_controller_get_devdata(host);
588 	if (!spicc->host->cur_msg)
600 	if (!spicc->host->cur_msg)
612 	if (!spicc->host->cur_msg)
772 	struct spi_controller *host;
776 	host = spi_alloc_host(&pdev->dev, sizeof(*spicc));
777 	if (!host) {
778 		dev_err(&pdev->dev, "host allocation failed\n");
781 	spicc = spi_controller_get_devdata(host);
782 	spicc->host = host;
847 	host->num_chipselect = 4;
848 	host->dev.of_node = pdev->dev.of_node;
849 	host->mode_bits = SPI_CPHA | SPI_CPOL | SPI_CS_HIGH;
850 	host->bits_per_word_mask = SPI_BPW_MASK(32) |
854 	host->flags = (SPI_CONTROLLER_MUST_RX | SPI_CONTROLLER_MUST_TX);
855 	host->min_speed_hz = spicc->data->min_speed_hz;
856 	host->max_speed_hz = spicc->data->max_speed_hz;
857 	host->setup = meson_spicc_setup;
858 	host->cleanup = meson_spicc_cleanup;
859 	host->prepare_message = meson_spicc_prepare_message;
860 	host->unprepare_transfer_hardware = meson_spicc_unprepare_transfer;
861 	host->transfer_one = meson_spicc_transfer_one;
862 	host->use_gpio_descriptors = true;
880 	ret = devm_spi_register_controller(&pdev->dev, host);
889 	spi_controller_put(host);
901 	spi_controller_put(spicc->host);