staging/greybus/fw-core.c

31 static int gb_fw_spi_connection_init(struct gb_connection *connection)
35 	if (!connection)
38 	ret = gb_connection_enable(connection);
42 	ret = gb_spilib_master_init(connection, &connection->bundle->dev,
45 		gb_connection_disable(connection);
52 static void gb_fw_spi_connection_exit(struct gb_connection *connection)
54 	if (!connection)
57 	gb_spilib_master_exit(connection);
58 	gb_connection_disable(connection);
65 	struct gb_connection *connection;
91 			connection = gb_connection_create(bundle, cport_id,
93 			if (IS_ERR(connection)) {
94 				ret = PTR_ERR(connection);
96 					"failed to create management connection (%d)\n",
101 			fw_core->mgmt_connection = connection;
112 			connection = gb_connection_create(bundle, cport_id,
114 			if (IS_ERR(connection)) {
115 				dev_err(&bundle->dev, "failed to create download connection (%ld)\n",
116 					PTR_ERR(connection));
118 				fw_core->download_connection = connection;
131 			connection = gb_connection_create(bundle, cport_id,
133 			if (IS_ERR(connection)) {
134 				dev_err(&bundle->dev, "failed to create SPI connection (%ld)\n",
135 					PTR_ERR(connection));
137 				fw_core->spi_connection = connection;
149 			connection = gb_connection_create(bundle, cport_id,
151 			if (IS_ERR(connection)) {
152 				dev_err(&bundle->dev, "failed to create Authentication connection (%ld)\n",
153 					PTR_ERR(connection));
155 				fw_core->cap_connection = connection;
167 	/* Firmware Management connection is mandatory */
169 		dev_err(&bundle->dev, "missing management connection\n");
177 		dev_err(&bundle->dev, "failed to initialize firmware download connection, disable it (%d)\n",
186 		dev_err(&bundle->dev, "failed to initialize SPI connection, disable it (%d)\n",
195 		dev_err(&bundle->dev, "failed to initialize CAP connection, disable it (%d)\n",
204 		dev_err(&bundle->dev, "failed to initialize firmware management connection, disable it (%d)\n",