308 static void spi_sirfsoc_cmd_transfer(struct spi_device *spi,  in spi_sirfsoc_cmd_transfer()  argument
315 	sspi = spi_master_get_devdata(spi->master);  in spi_sirfsoc_cmd_transfer()
319 	if (sspi->word_width == 1 && !(spi->mode & SPI_LSB_FIRST))  in spi_sirfsoc_cmd_transfer()
323 			(!(spi->mode & SPI_LSB_FIRST)))  in spi_sirfsoc_cmd_transfer()
331 		dev_err(&spi->dev, "cmd transfer timeout\n");  in spi_sirfsoc_cmd_transfer()
337 static void spi_sirfsoc_dma_transfer(struct spi_device *spi,  in spi_sirfsoc_dma_transfer()  argument
344 	sspi = spi_master_get_devdata(spi->master);  in spi_sirfsoc_dma_transfer()
365 	sspi->dst_start = dma_map_single(&spi->dev, sspi->rx, t->len,  in spi_sirfsoc_dma_transfer()
374 	sspi->src_start = dma_map_single(&spi->dev, (void *)sspi->tx, t->len,  in spi_sirfsoc_dma_transfer()
390 		dev_err(&spi->dev, "transfer timeout\n");  in spi_sirfsoc_dma_transfer()
400 		dev_err(&spi->dev, "transfer timeout\n");  in spi_sirfsoc_dma_transfer()
403 	dma_unmap_single(&spi->dev, sspi->src_start, t->len, DMA_TO_DEVICE);  in spi_sirfsoc_dma_transfer()
404 	dma_unmap_single(&spi->dev, sspi->dst_start, t->len, DMA_FROM_DEVICE);  in spi_sirfsoc_dma_transfer()
412 static void spi_sirfsoc_pio_transfer(struct spi_device *spi,  in spi_sirfsoc_pio_transfer()  argument
418 	sspi = spi_master_get_devdata(spi->master);  in spi_sirfsoc_pio_transfer()
450 			dev_err(&spi->dev, "transfer timeout\n");  in spi_sirfsoc_pio_transfer()
461 static int spi_sirfsoc_transfer(struct spi_device *spi, struct spi_transfer *t)  in spi_sirfsoc_transfer()  argument
464 	sspi = spi_master_get_devdata(spi->master);  in spi_sirfsoc_transfer()
477 		spi_sirfsoc_cmd_transfer(spi, t);  in spi_sirfsoc_transfer()
479 		spi_sirfsoc_dma_transfer(spi, t);  in spi_sirfsoc_transfer()
481 		spi_sirfsoc_pio_transfer(spi, t);  in spi_sirfsoc_transfer()
486 static void spi_sirfsoc_chipselect(struct spi_device *spi, int value)  in spi_sirfsoc_chipselect()  argument
488 	struct sirfsoc_spi *sspi = spi_master_get_devdata(spi->master);  in spi_sirfsoc_chipselect()
494 			if (spi->mode & SPI_CS_HIGH)  in spi_sirfsoc_chipselect()
500 			if (spi->mode & SPI_CS_HIGH)  in spi_sirfsoc_chipselect()
510 			gpio_direction_output(spi->cs_gpio,  in spi_sirfsoc_chipselect()
511 					spi->mode & SPI_CS_HIGH ? 1 : 0);  in spi_sirfsoc_chipselect()
514 			gpio_direction_output(spi->cs_gpio,  in spi_sirfsoc_chipselect()
515 					spi->mode & SPI_CS_HIGH ? 0 : 1);  in spi_sirfsoc_chipselect()
522 spi_sirfsoc_setup_transfer(struct spi_device *spi, struct spi_transfer *t)  in spi_sirfsoc_setup_transfer()  argument
531 	sspi = spi_master_get_devdata(spi->master);  in spi_sirfsoc_setup_transfer()
533 	bits_per_word = (t) ? t->bits_per_word : spi->bits_per_word;  in spi_sirfsoc_setup_transfer()
534 	hz = t && t->speed_hz ? t->speed_hz : spi->max_speed_hz;  in spi_sirfsoc_setup_transfer()
538 		dev_err(&spi->dev, "Speed %d not supported\n", hz);  in spi_sirfsoc_setup_transfer()
571 	if (!(spi->mode & SPI_CS_HIGH))  in spi_sirfsoc_setup_transfer()
573 	if (!(spi->mode & SPI_LSB_FIRST))  in spi_sirfsoc_setup_transfer()
575 	if (spi->mode & SPI_CPOL)  in spi_sirfsoc_setup_transfer()
582 	if (((spi->mode & SPI_CPOL) && (spi->mode & SPI_CPHA)) ||  in spi_sirfsoc_setup_transfer()
583 	    (!(spi->mode & SPI_CPOL) && !(spi->mode & SPI_CPHA)))  in spi_sirfsoc_setup_transfer()
630 static int spi_sirfsoc_setup(struct spi_device *spi)  in spi_sirfsoc_setup()  argument
634 	sspi = spi_master_get_devdata(spi->master);  in spi_sirfsoc_setup()
636 	if (spi->cs_gpio == -ENOENT)  in spi_sirfsoc_setup()
640 	return spi_sirfsoc_setup_transfer(spi, NULL);  in spi_sirfsoc_setup()