diff options
Diffstat (limited to 'drivers/fpga/altera-pr-ip-core.c')
| -rw-r--r-- | drivers/fpga/altera-pr-ip-core.c | 31 |
1 files changed, 17 insertions, 14 deletions
diff --git a/drivers/fpga/altera-pr-ip-core.c b/drivers/fpga/altera-pr-ip-core.c index a7b31f9797ce..65e0b6a2c031 100644 --- a/drivers/fpga/altera-pr-ip-core.c +++ b/drivers/fpga/altera-pr-ip-core.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Driver for Altera Partial Reconfiguration IP Core * @@ -5,18 +6,6 @@ * * Based on socfpga-a10.c Copyright (C) 2015-2016 Altera Corporation * by Alan Tull <[email protected]> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/delay.h> #include <linux/fpga/altera-pr-ip-core.h> @@ -187,6 +176,8 @@ static const struct fpga_manager_ops alt_pr_ops = { int alt_pr_register(struct device *dev, void __iomem *reg_base) { struct alt_pr_priv *priv; + struct fpga_manager *mgr; + int ret; u32 val; priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); @@ -201,15 +192,27 @@ int alt_pr_register(struct device *dev, void __iomem *reg_base) (val & ALT_PR_CSR_STATUS_MSK) >> ALT_PR_CSR_STATUS_SFT, (int)(val & ALT_PR_CSR_PR_START)); - return fpga_mgr_register(dev, dev_name(dev), &alt_pr_ops, priv); + mgr = fpga_mgr_create(dev, dev_name(dev), &alt_pr_ops, priv); + if (!mgr) + return -ENOMEM; + + dev_set_drvdata(dev, mgr); + + ret = fpga_mgr_register(mgr); + if (ret) + fpga_mgr_free(mgr); + + return ret; } EXPORT_SYMBOL_GPL(alt_pr_register); int alt_pr_unregister(struct device *dev) { + struct fpga_manager *mgr = dev_get_drvdata(dev); + dev_dbg(dev, "%s\n", __func__); - fpga_mgr_unregister(dev); + fpga_mgr_unregister(mgr); return 0; } |