96 	struct wilc *wilc;  in wilc_bus_probe()  local
103 	ret = wilc_cfg80211_init(&wilc, &spi->dev, WILC_HIF_SPI, &wilc_hif_spi);  in wilc_bus_probe()
109 	spi_set_drvdata(spi, wilc);  in wilc_bus_probe()
110 	wilc->dev = &spi->dev;  in wilc_bus_probe()
111 	wilc->bus_data = spi_priv;  in wilc_bus_probe()
112 	wilc->dev_irq_num = spi->irq;  in wilc_bus_probe()
114 	wilc->rtc_clk = devm_clk_get(&spi->dev, "rtc_clk");  in wilc_bus_probe()
115 	if (PTR_ERR_OR_ZERO(wilc->rtc_clk) == -EPROBE_DEFER) {  in wilc_bus_probe()
118 	} else if (!IS_ERR(wilc->rtc_clk))  in wilc_bus_probe()
119 		clk_prepare_enable(wilc->rtc_clk);  in wilc_bus_probe()
126 	struct wilc *wilc = spi_get_drvdata(spi);  in wilc_bus_remove()  local
128 	if (!IS_ERR(wilc->rtc_clk))  in wilc_bus_remove()
129 		clk_disable_unprepare(wilc->rtc_clk);  in wilc_bus_remove()
131 	wilc_netdev_cleanup(wilc);  in wilc_bus_remove()
152 static int wilc_spi_tx(struct wilc *wilc, u8 *b, u32 len)  in wilc_spi_tx()  argument
154 	struct spi_device *spi = to_spi_device(wilc->dev);  in wilc_spi_tx()
196 static int wilc_spi_rx(struct wilc *wilc, u8 *rb, u32 rlen)  in wilc_spi_rx()  argument
198 	struct spi_device *spi = to_spi_device(wilc->dev);  in wilc_spi_rx()
239 static int wilc_spi_tx_rx(struct wilc *wilc, u8 *wb, u8 *rb, u32 rlen)  in wilc_spi_tx_rx()  argument
241 	struct spi_device *spi = to_spi_device(wilc->dev);  in wilc_spi_tx_rx()
277 static int spi_data_write(struct wilc *wilc, u8 *b, u32 sz)  in spi_data_write()  argument
279 	struct spi_device *spi = to_spi_device(wilc->dev);  in spi_data_write()
280 	struct wilc_spi *spi_priv = wilc->bus_data;  in spi_data_write()
307 		if (wilc_spi_tx(wilc, &cmd, 1)) {  in spi_data_write()
317 		if (wilc_spi_tx(wilc, &b[ix], nbytes)) {  in spi_data_write()
328 			if (wilc_spi_tx(wilc, crc, 2)) {  in spi_data_write()
355 static int wilc_spi_single_read(struct wilc *wilc, u8 cmd, u32 adr, void *b,  in wilc_spi_single_read()  argument
358 	struct spi_device *spi = to_spi_device(wilc->dev);  in wilc_spi_single_read()
359 	struct wilc_spi *spi_priv = wilc->bus_data;  in wilc_spi_single_read()
400 	if (wilc_spi_tx_rx(wilc, wb, rb, cmd_len + resp_len)) {  in wilc_spi_single_read()
434 static int wilc_spi_write_cmd(struct wilc *wilc, u8 cmd, u32 adr, u32 data,  in wilc_spi_write_cmd()  argument
437 	struct spi_device *spi = to_spi_device(wilc->dev);  in wilc_spi_write_cmd()
438 	struct wilc_spi *spi_priv = wilc->bus_data;  in wilc_spi_write_cmd()
483 	if (wilc_spi_tx_rx(wilc, wb, rb, cmd_len + resp_len)) {  in wilc_spi_write_cmd()
505 static int wilc_spi_dma_rw(struct wilc *wilc, u8 cmd, u32 adr, u8 *b, u32 sz)  in wilc_spi_dma_rw()  argument
507 	struct spi_device *spi = to_spi_device(wilc->dev);  in wilc_spi_dma_rw()
508 	struct wilc_spi *spi_priv = wilc->bus_data;  in wilc_spi_dma_rw()
555 	if (wilc_spi_tx_rx(wilc, wb, rb, cmd_len + resp_len)) {  in wilc_spi_dma_rw()
591 			if (wilc_spi_rx(wilc, &rsp, 1)) {  in wilc_spi_dma_rw()
603 		if (wilc_spi_rx(wilc, &b[ix], nbytes)) {  in wilc_spi_dma_rw()
612 		if (!spi_priv->crc_off && wilc_spi_rx(wilc, crc, 2)) {  in wilc_spi_dma_rw()
624 static int wilc_spi_read_reg(struct wilc *wilc, u32 addr, u32 *data)  in wilc_spi_read_reg()  argument
626 	struct spi_device *spi = to_spi_device(wilc->dev);  in wilc_spi_read_reg()
637 	result = wilc_spi_single_read(wilc, cmd, addr, data, clockless);  in wilc_spi_read_reg()
648 static int wilc_spi_read(struct wilc *wilc, u32 addr, u8 *buf, u32 size)  in wilc_spi_read()  argument
650 	struct spi_device *spi = to_spi_device(wilc->dev);  in wilc_spi_read()
656 	result = wilc_spi_dma_rw(wilc, CMD_DMA_EXT_READ, addr, buf, size);  in wilc_spi_read()
665 static int spi_internal_write(struct wilc *wilc, u32 adr, u32 dat)  in spi_internal_write()  argument
667 	struct spi_device *spi = to_spi_device(wilc->dev);  in spi_internal_write()
670 	result = wilc_spi_write_cmd(wilc, CMD_INTERNAL_WRITE, adr, dat, 0);  in spi_internal_write()
679 static int spi_internal_read(struct wilc *wilc, u32 adr, u32 *data)  in spi_internal_read()  argument
681 	struct spi_device *spi = to_spi_device(wilc->dev);  in spi_internal_read()
684 	result = wilc_spi_single_read(wilc, CMD_INTERNAL_READ, adr, data, 0);  in spi_internal_read()
701 static int wilc_spi_write_reg(struct wilc *wilc, u32 addr, u32 data)  in wilc_spi_write_reg()  argument
703 	struct spi_device *spi = to_spi_device(wilc->dev);  in wilc_spi_write_reg()
714 	result = wilc_spi_write_cmd(wilc, cmd, addr, data, clockless);  in wilc_spi_write_reg()
723 static int wilc_spi_write(struct wilc *wilc, u32 addr, u8 *buf, u32 size)  in wilc_spi_write()  argument
725 	struct spi_device *spi = to_spi_device(wilc->dev);  in wilc_spi_write()
734 	result = wilc_spi_dma_rw(wilc, CMD_DMA_EXT_WRITE, addr, NULL, size);  in wilc_spi_write()
744 	result = spi_data_write(wilc, buf, size);  in wilc_spi_write()
759 static int wilc_spi_deinit(struct wilc *wilc)  in wilc_spi_deinit()  argument
767 static int wilc_spi_init(struct wilc *wilc, bool resume)  in wilc_spi_init()  argument
769 	struct spi_device *spi = to_spi_device(wilc->dev);  in wilc_spi_init()
770 	struct wilc_spi *spi_priv = wilc->bus_data;  in wilc_spi_init()
777 		ret = wilc_spi_read_reg(wilc, WILC_CHIPID, &chipid);  in wilc_spi_init()
793 	ret = spi_internal_read(wilc, WILC_SPI_PROTOCOL_OFFSET, &reg);  in wilc_spi_init()
802 		ret = spi_internal_read(wilc, WILC_SPI_PROTOCOL_OFFSET, &reg);  in wilc_spi_init()
816 		ret = spi_internal_write(wilc, WILC_SPI_PROTOCOL_OFFSET, reg);  in wilc_spi_init()
819 				"[wilc spi %d]: Failed internal write reg\n",  in wilc_spi_init()
829 	ret = wilc_spi_read_reg(wilc, WILC_CHIPID, &chipid);  in wilc_spi_init()
840 static int wilc_spi_read_size(struct wilc *wilc, u32 *size)  in wilc_spi_read_size()  argument
844 	ret = spi_internal_read(wilc,  in wilc_spi_read_size()
851 static int wilc_spi_read_int(struct wilc *wilc, u32 *int_status)  in wilc_spi_read_int()  argument
853 	return spi_internal_read(wilc, WILC_SPI_INT_STATUS - WILC_SPI_REG_BASE,  in wilc_spi_read_int()
857 static int wilc_spi_clear_int_ext(struct wilc *wilc, u32 val)  in wilc_spi_clear_int_ext()  argument
859 	return spi_internal_write(wilc, WILC_SPI_INT_CLEAR - WILC_SPI_REG_BASE,  in wilc_spi_clear_int_ext()
863 static int wilc_spi_sync_ext(struct wilc *wilc, int nint)  in wilc_spi_sync_ext()  argument
865 	struct spi_device *spi = to_spi_device(wilc->dev);  in wilc_spi_sync_ext()
877 	ret = wilc_spi_read_reg(wilc, WILC_PIN_MUX_0, &reg);  in wilc_spi_sync_ext()
884 	ret = wilc_spi_write_reg(wilc, WILC_PIN_MUX_0, reg);  in wilc_spi_sync_ext()
894 	ret = wilc_spi_read_reg(wilc, WILC_INTR_ENABLE, &reg);  in wilc_spi_sync_ext()
904 	ret = wilc_spi_write_reg(wilc, WILC_INTR_ENABLE, reg);  in wilc_spi_sync_ext()
911 		ret = wilc_spi_read_reg(wilc, WILC_INTR2_ENABLE, &reg);  in wilc_spi_sync_ext()
921 		ret = wilc_spi_read_reg(wilc, WILC_INTR2_ENABLE, &reg);  in wilc_spi_sync_ext()