93 	struct spi_master *master;  member
232 static int img_spfi_start_pio(struct spi_master *master,  in img_spfi_start_pio()  argument
236 	struct img_spfi *spfi = spi_master_get_devdata(spi->master);  in img_spfi_start_pio()
296 		spi_finalize_current_transfer(spfi->master);  in img_spfi_dma_rx_cb()
310 		spi_finalize_current_transfer(spfi->master);  in img_spfi_dma_tx_cb()
314 static int img_spfi_start_dma(struct spi_master *master,  in img_spfi_start_dma()  argument
318 	struct img_spfi *spfi = spi_master_get_devdata(spi->master);  in img_spfi_start_dma()
395 static void img_spfi_handle_err(struct spi_master *master,  in img_spfi_handle_err()  argument
398 	struct img_spfi *spfi = spi_master_get_devdata(master);  in img_spfi_handle_err()
416 static int img_spfi_prepare(struct spi_master *master, struct spi_message *msg)  in img_spfi_prepare()  argument
418 	struct img_spfi *spfi = spi_master_get_devdata(master);  in img_spfi_prepare()
435 static int img_spfi_unprepare(struct spi_master *master,  in img_spfi_unprepare()  argument
438 	struct img_spfi *spfi = spi_master_get_devdata(master);  in img_spfi_unprepare()
493 static void img_spfi_config(struct spi_master *master, struct spi_device *spi,  in img_spfi_config()  argument
496 	struct img_spfi *spfi = spi_master_get_devdata(spi->master);  in img_spfi_config()
532 static int img_spfi_transfer_one(struct spi_master *master,  in img_spfi_transfer_one()  argument
536 	struct img_spfi *spfi = spi_master_get_devdata(spi->master);  in img_spfi_transfer_one()
546 	img_spfi_config(master, spi, xfer);  in img_spfi_transfer_one()
547 	if (master->can_dma && master->can_dma(master, spi, xfer))  in img_spfi_transfer_one()
548 		ret = img_spfi_start_dma(master, spi, xfer);  in img_spfi_transfer_one()
550 		ret = img_spfi_start_pio(master, spi, xfer);  in img_spfi_transfer_one()
555 static bool img_spfi_can_dma(struct spi_master *master, struct spi_device *spi,  in img_spfi_can_dma()  argument
580 	struct spi_master *master;  in img_spfi_probe()  local
586 	master = spi_alloc_master(&pdev->dev, sizeof(*spfi));  in img_spfi_probe()
587 	if (!master)  in img_spfi_probe()
589 	platform_set_drvdata(pdev, master);  in img_spfi_probe()
591 	spfi = spi_master_get_devdata(master);  in img_spfi_probe()
593 	spfi->master = master;  in img_spfi_probe()
639 	master->auto_runtime_pm = true;  in img_spfi_probe()
640 	master->bus_num = pdev->id;  in img_spfi_probe()
641 	master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_TX_DUAL | SPI_RX_DUAL;  in img_spfi_probe()
643 		master->mode_bits |= SPI_TX_QUAD | SPI_RX_QUAD;  in img_spfi_probe()
644 	master->dev.of_node = pdev->dev.of_node;  in img_spfi_probe()
645 	master->bits_per_word_mask = SPI_BPW_MASK(32) | SPI_BPW_MASK(8);  in img_spfi_probe()
646 	master->max_speed_hz = clk_get_rate(spfi->spfi_clk) / 4;  in img_spfi_probe()
647 	master->min_speed_hz = clk_get_rate(spfi->spfi_clk) / 512;  in img_spfi_probe()
658 		if (master->max_speed_hz > max_speed_hz)  in img_spfi_probe()
659 			master->max_speed_hz = max_speed_hz;  in img_spfi_probe()
662 	master->setup = img_spfi_setup;  in img_spfi_probe()
663 	master->cleanup = img_spfi_cleanup;  in img_spfi_probe()
664 	master->transfer_one = img_spfi_transfer_one;  in img_spfi_probe()
665 	master->prepare_message = img_spfi_prepare;  in img_spfi_probe()
666 	master->unprepare_message = img_spfi_unprepare;  in img_spfi_probe()
667 	master->handle_err = img_spfi_handle_err;  in img_spfi_probe()
680 		master->dma_tx = spfi->tx_ch;  in img_spfi_probe()
681 		master->dma_rx = spfi->rx_ch;  in img_spfi_probe()
682 		master->can_dma = img_spfi_can_dma;  in img_spfi_probe()
688 	ret = devm_spi_register_master(spfi->dev, master);  in img_spfi_probe()
704 	spi_master_put(master);  in img_spfi_probe()
711 	struct spi_master *master = platform_get_drvdata(pdev);  in img_spfi_remove()  local
712 	struct img_spfi *spfi = spi_master_get_devdata(master);  in img_spfi_remove()
725 	spi_master_put(master);  in img_spfi_remove()
733 	struct spi_master *master = dev_get_drvdata(dev);  in img_spfi_runtime_suspend()  local
734 	struct img_spfi *spfi = spi_master_get_devdata(master);  in img_spfi_runtime_suspend()
744 	struct spi_master *master = dev_get_drvdata(dev);  in img_spfi_runtime_resume()  local
745 	struct img_spfi *spfi = spi_master_get_devdata(master);  in img_spfi_runtime_resume()
764 	struct spi_master *master = dev_get_drvdata(dev);  in img_spfi_suspend()  local
766 	return spi_master_suspend(master);  in img_spfi_suspend()
771 	struct spi_master *master = dev_get_drvdata(dev);  in img_spfi_resume()  local
772 	struct img_spfi *spfi = spi_master_get_devdata(master);  in img_spfi_resume()
783 	return spi_master_resume(master);  in img_spfi_resume()