30 static int get_done_gpio(struct fpga_manager *mgr)  in get_done_gpio()  argument
32 	struct xilinx_spi_conf *conf = mgr->priv;  in get_done_gpio()
38 		dev_err(&mgr->dev, "Error reading DONE (%d)\n", ret);  in get_done_gpio()
43 static enum fpga_mgr_states xilinx_spi_state(struct fpga_manager *mgr)  in xilinx_spi_state()  argument
45 	if (!get_done_gpio(mgr))  in xilinx_spi_state()
63 static int wait_for_init_b(struct fpga_manager *mgr, int value,  in wait_for_init_b()  argument
66 	struct xilinx_spi_conf *conf = mgr->priv;  in wait_for_init_b()
77 				dev_err(&mgr->dev, "Error reading INIT_B (%d)\n", ret);  in wait_for_init_b()
84 		dev_err(&mgr->dev, "Timeout waiting for INIT_B to %s\n",  in wait_for_init_b()
94 static int xilinx_spi_write_init(struct fpga_manager *mgr,  in xilinx_spi_write_init()  argument
98 	struct xilinx_spi_conf *conf = mgr->priv;  in xilinx_spi_write_init()
102 		dev_err(&mgr->dev, "Partial reconfiguration not supported\n");  in xilinx_spi_write_init()
108 	err = wait_for_init_b(mgr, 1, 1); /* min is 500 ns */  in xilinx_spi_write_init()
116 	err = wait_for_init_b(mgr, 0, 0);  in xilinx_spi_write_init()
120 	if (get_done_gpio(mgr)) {  in xilinx_spi_write_init()
121 		dev_err(&mgr->dev, "Unexpected DONE pin state...\n");  in xilinx_spi_write_init()
130 static int xilinx_spi_write(struct fpga_manager *mgr, const char *buf,  in xilinx_spi_write()  argument
133 	struct xilinx_spi_conf *conf = mgr->priv;  in xilinx_spi_write()
146 			dev_err(&mgr->dev, "SPI error in firmware write: %d\n",  in xilinx_spi_write()
169 static int xilinx_spi_write_complete(struct fpga_manager *mgr,  in xilinx_spi_write_complete()  argument
172 	struct xilinx_spi_conf *conf = mgr->priv;  in xilinx_spi_write_complete()
186 		done = get_done_gpio(mgr);  in xilinx_spi_write_complete()
202 			dev_err(&mgr->dev, "Error reading INIT_B (%d)\n", ret);  in xilinx_spi_write_complete()
206 		dev_err(&mgr->dev,  in xilinx_spi_write_complete()
210 		dev_err(&mgr->dev, "Timeout after config data transfer\n");  in xilinx_spi_write_complete()
226 	struct fpga_manager *mgr;  in xilinx_spi_probe()  local
250 	mgr = devm_fpga_mgr_register(&spi->dev,  in xilinx_spi_probe()
253 	return PTR_ERR_OR_ZERO(mgr);  in xilinx_spi_probe()