From patchwork Fri May 21 01:03:57 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Russ Weight X-Patchwork-Id: 12271643 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DCE6FC433B4 for ; Fri, 21 May 2021 01:04:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BBE51613AC for ; Fri, 21 May 2021 01:04:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235870AbhEUBFb (ORCPT ); Thu, 20 May 2021 21:05:31 -0400 Received: from mga07.intel.com ([134.134.136.100]:8071 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235433AbhEUBFa (ORCPT ); Thu, 20 May 2021 21:05:30 -0400 IronPort-SDR: Ievq2rDTi5mIKyNgCrxD1y1azbTLdp7M4nPE9mBr2fGjeo+f5IvtYwdXy6cdt9PwQr9GpJQtLq aBTxSk2KW7ig== X-IronPort-AV: E=McAfee;i="6200,9189,9990"; a="265286810" X-IronPort-AV: E=Sophos;i="5.82,313,1613462400"; d="scan'208";a="265286810" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 May 2021 18:04:08 -0700 IronPort-SDR: r2cBzHLWmY6xypIzo8Q0xNrUn/jHRkol8V3HSBtq0KRB2bAesToAYK8h6a8QaD4vxWFo4ccd58 WNuulQyjWf5g== X-IronPort-AV: E=Sophos;i="5.82,313,1613462400"; d="scan'208";a="395120278" Received: from rhweight-mobl2.amr.corp.intel.com (HELO rhweight-mobl2.ra.intel.com) ([10.209.50.218]) by orsmga003-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 May 2021 18:04:07 -0700 From: Russ Weight To: mdf@kernel.org, linux-fpga@vger.kernel.org, linux-kernel@vger.kernel.org Cc: trix@redhat.com, lgoncalv@redhat.com, yilun.xu@intel.com, hao.wu@intel.com, matthew.gerlach@intel.com, richard.gong@intel.com, Russ Weight Subject: [PATCH v1 1/3] fpga: mgr: Use standard dev_release for class driver Date: Thu, 20 May 2021 18:03:57 -0700 Message-Id: <20210521010359.635717-2-russell.h.weight@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210521010359.635717-1-russell.h.weight@intel.com> References: <20210521010359.635717-1-russell.h.weight@intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-fpga@vger.kernel.org The FPGA manager class driver data structure is being treated as a managed resource instead of using standard dev_release call-back to release the class data structure. This change removes the managed resource code and combines the create() and register() functions into a single register() function. Signed-off-by: Russ Weight Reported-by: kernel test robot Reported-by: kernel test robot --- drivers/fpga/altera-cvp.c | 12 +-- drivers/fpga/altera-pr-ip-core.c | 6 +- drivers/fpga/altera-ps-spi.c | 8 +- drivers/fpga/dfl-fme-mgr.c | 10 +- drivers/fpga/fpga-mgr.c | 177 ++++--------------------------- drivers/fpga/ice40-spi.c | 8 +- drivers/fpga/machxo2-spi.c | 8 +- drivers/fpga/socfpga-a10.c | 16 ++- drivers/fpga/socfpga.c | 8 +- drivers/fpga/stratix10-soc.c | 15 +-- drivers/fpga/ts73xx-fpga.c | 8 +- drivers/fpga/xilinx-spi.c | 10 +- drivers/fpga/zynq-fpga.c | 16 ++- drivers/fpga/zynqmp-fpga.c | 8 +- include/linux/fpga/fpga-mgr.h | 14 +-- 15 files changed, 74 insertions(+), 250 deletions(-) diff --git a/drivers/fpga/altera-cvp.c b/drivers/fpga/altera-cvp.c index 4e0edb60bfba..b61020ceb0a1 100644 --- a/drivers/fpga/altera-cvp.c +++ b/drivers/fpga/altera-cvp.c @@ -652,19 +652,15 @@ static int altera_cvp_probe(struct pci_dev *pdev, snprintf(conf->mgr_name, sizeof(conf->mgr_name), "%s @%s", ALTERA_CVP_MGR_NAME, pci_name(pdev)); - mgr = devm_fpga_mgr_create(&pdev->dev, conf->mgr_name, - &altera_cvp_ops, conf); - if (!mgr) { - ret = -ENOMEM; + mgr = fpga_mgr_register(&pdev->dev, conf->mgr_name, + &altera_cvp_ops, conf); + if (IS_ERR(mgr)) { + ret = PTR_ERR(mgr); goto err_unmap; } pci_set_drvdata(pdev, mgr); - ret = fpga_mgr_register(mgr); - if (ret) - goto err_unmap; - return 0; err_unmap: diff --git a/drivers/fpga/altera-pr-ip-core.c b/drivers/fpga/altera-pr-ip-core.c index 5b130c4d9882..2eb5505a7031 100644 --- a/drivers/fpga/altera-pr-ip-core.c +++ b/drivers/fpga/altera-pr-ip-core.c @@ -191,11 +191,9 @@ 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)); - mgr = devm_fpga_mgr_create(dev, dev_name(dev), &alt_pr_ops, priv); - if (!mgr) - return -ENOMEM; + mgr = fpga_mgr_register(dev, dev_name(dev), &alt_pr_ops, priv); - return devm_fpga_mgr_register(dev, mgr); + return (IS_ERR(mgr)) ? PTR_ERR(mgr) : 0; } EXPORT_SYMBOL_GPL(alt_pr_register); diff --git a/drivers/fpga/altera-ps-spi.c b/drivers/fpga/altera-ps-spi.c index 23bfd4d1ad0f..c9693d852a18 100644 --- a/drivers/fpga/altera-ps-spi.c +++ b/drivers/fpga/altera-ps-spi.c @@ -302,12 +302,10 @@ static int altera_ps_probe(struct spi_device *spi) snprintf(conf->mgr_name, sizeof(conf->mgr_name), "%s %s", dev_driver_string(&spi->dev), dev_name(&spi->dev)); - mgr = devm_fpga_mgr_create(&spi->dev, conf->mgr_name, - &altera_ps_ops, conf); - if (!mgr) - return -ENOMEM; + mgr = fpga_mgr_register(&spi->dev, conf->mgr_name, + &altera_ps_ops, conf); - return devm_fpga_mgr_register(&spi->dev, mgr); + return (IS_ERR(mgr)) ? PTR_ERR(mgr) : 0; } static const struct spi_device_id altera_ps_spi_ids[] = { diff --git a/drivers/fpga/dfl-fme-mgr.c b/drivers/fpga/dfl-fme-mgr.c index d5861d13b306..dd8ff7c4ec10 100644 --- a/drivers/fpga/dfl-fme-mgr.c +++ b/drivers/fpga/dfl-fme-mgr.c @@ -308,14 +308,14 @@ static int fme_mgr_probe(struct platform_device *pdev) fme_mgr_get_compat_id(priv->ioaddr, compat_id); - mgr = devm_fpga_mgr_create(dev, "DFL FME FPGA Manager", - &fme_mgr_ops, priv); - if (!mgr) - return -ENOMEM; + mgr = fpga_mgr_register(dev, "DFL FME FPGA Manager", + &fme_mgr_ops, priv); + if (IS_ERR(mgr)) + return PTR_ERR(mgr); mgr->compat_id = compat_id; - return devm_fpga_mgr_register(dev, mgr); + return 0; } static struct platform_driver fme_mgr_driver = { diff --git a/drivers/fpga/fpga-mgr.c b/drivers/fpga/fpga-mgr.c index b85bc47c91a9..e95226fbf18c 100644 --- a/drivers/fpga/fpga-mgr.c +++ b/drivers/fpga/fpga-mgr.c @@ -21,10 +21,6 @@ static DEFINE_IDA(fpga_mgr_ida); static struct class *fpga_mgr_class; -struct fpga_mgr_devres { - struct fpga_manager *mgr; -}; - /** * fpga_image_info_alloc - Allocate a FPGA image info struct * @dev: owning device @@ -550,20 +546,17 @@ void fpga_mgr_unlock(struct fpga_manager *mgr) EXPORT_SYMBOL_GPL(fpga_mgr_unlock); /** - * fpga_mgr_create - create and initialize a FPGA manager struct + * fpga_mgr_register - create and register a FPGA manager struct * @dev: fpga manager device from pdev * @name: fpga manager name * @mops: pointer to structure of fpga manager ops * @priv: fpga manager private data * - * The caller of this function is responsible for freeing the struct with - * fpga_mgr_free(). Using devm_fpga_mgr_create() instead is recommended. - * - * Return: pointer to struct fpga_manager or NULL + * Returns a struct fpga_manager pointer on success, or ERR_PTR() on error. */ -struct fpga_manager *fpga_mgr_create(struct device *dev, const char *name, - const struct fpga_manager_ops *mops, - void *priv) +struct fpga_manager * +fpga_mgr_register(struct device *dev, const char *name, + const struct fpga_manager_ops *mops, void *priv) { struct fpga_manager *mgr; int id, ret; @@ -572,17 +565,17 @@ struct fpga_manager *fpga_mgr_create(struct device *dev, const char *name, !mops->write_init || (!mops->write && !mops->write_sg) || (mops->write && mops->write_sg)) { dev_err(dev, "Attempt to register without fpga_manager_ops\n"); - return NULL; + return ERR_PTR(-EINVAL); } if (!name || !strlen(name)) { dev_err(dev, "Attempt to register with no name!\n"); - return NULL; + return ERR_PTR(-EINVAL); } mgr = kzalloc(sizeof(*mgr), GFP_KERNEL); if (!mgr) - return NULL; + return ERR_PTR(-ENOMEM); id = ida_simple_get(&fpga_mgr_ida, 0, 0, GFP_KERNEL); if (id < 0) @@ -594,7 +587,6 @@ struct fpga_manager *fpga_mgr_create(struct device *dev, const char *name, mgr->mops = mops; mgr->priv = priv; - device_initialize(&mgr->dev); mgr->dev.class = fpga_mgr_class; mgr->dev.groups = mops->groups; mgr->dev.parent = dev; @@ -605,84 +597,6 @@ struct fpga_manager *fpga_mgr_create(struct device *dev, const char *name, if (ret) goto error_device; - return mgr; - -error_device: - ida_simple_remove(&fpga_mgr_ida, id); -error_kfree: - kfree(mgr); - - return NULL; -} -EXPORT_SYMBOL_GPL(fpga_mgr_create); - -/** - * fpga_mgr_free - free a FPGA manager created with fpga_mgr_create() - * @mgr: fpga manager struct - */ -void fpga_mgr_free(struct fpga_manager *mgr) -{ - ida_simple_remove(&fpga_mgr_ida, mgr->dev.id); - kfree(mgr); -} -EXPORT_SYMBOL_GPL(fpga_mgr_free); - -static void devm_fpga_mgr_release(struct device *dev, void *res) -{ - struct fpga_mgr_devres *dr = res; - - fpga_mgr_free(dr->mgr); -} - -/** - * devm_fpga_mgr_create - create and initialize a managed FPGA manager struct - * @dev: fpga manager device from pdev - * @name: fpga manager name - * @mops: pointer to structure of fpga manager ops - * @priv: fpga manager private data - * - * This function is intended for use in a FPGA manager driver's probe function. - * After the manager driver creates the manager struct with - * devm_fpga_mgr_create(), it should register it with fpga_mgr_register(). The - * manager driver's remove function should call fpga_mgr_unregister(). The - * manager struct allocated with this function will be freed automatically on - * driver detach. This includes the case of a probe function returning error - * before calling fpga_mgr_register(), the struct will still get cleaned up. - * - * Return: pointer to struct fpga_manager or NULL - */ -struct fpga_manager *devm_fpga_mgr_create(struct device *dev, const char *name, - const struct fpga_manager_ops *mops, - void *priv) -{ - struct fpga_mgr_devres *dr; - - dr = devres_alloc(devm_fpga_mgr_release, sizeof(*dr), GFP_KERNEL); - if (!dr) - return NULL; - - dr->mgr = fpga_mgr_create(dev, name, mops, priv); - if (!dr->mgr) { - devres_free(dr); - return NULL; - } - - devres_add(dev, dr); - - return dr->mgr; -} -EXPORT_SYMBOL_GPL(devm_fpga_mgr_create); - -/** - * fpga_mgr_register - register a FPGA manager - * @mgr: fpga manager struct - * - * Return: 0 on success, negative error code otherwise. - */ -int fpga_mgr_register(struct fpga_manager *mgr) -{ - int ret; - /* * Initialize framework state by requesting low level driver read state * from device. FPGA may be in reset mode or may have been programmed @@ -690,18 +604,20 @@ int fpga_mgr_register(struct fpga_manager *mgr) */ mgr->state = mgr->mops->state(mgr); - ret = device_add(&mgr->dev); - if (ret) - goto error_device; - - dev_info(&mgr->dev, "%s registered\n", mgr->name); + ret = device_register(&mgr->dev); + if (ret) { + put_device(&mgr->dev); + return ERR_PTR(ret); + } - return 0; + return mgr; error_device: - ida_simple_remove(&fpga_mgr_ida, mgr->dev.id); + ida_simple_remove(&fpga_mgr_ida, id); +error_kfree: + kfree(mgr); - return ret; + return ERR_PTR(ret); } EXPORT_SYMBOL_GPL(fpga_mgr_register); @@ -726,61 +642,12 @@ void fpga_mgr_unregister(struct fpga_manager *mgr) } EXPORT_SYMBOL_GPL(fpga_mgr_unregister); -static int fpga_mgr_devres_match(struct device *dev, void *res, - void *match_data) -{ - struct fpga_mgr_devres *dr = res; - - return match_data == dr->mgr; -} - -static void devm_fpga_mgr_unregister(struct device *dev, void *res) -{ - struct fpga_mgr_devres *dr = res; - - fpga_mgr_unregister(dr->mgr); -} - -/** - * devm_fpga_mgr_register - resource managed variant of fpga_mgr_register() - * @dev: managing device for this FPGA manager - * @mgr: fpga manager struct - * - * This is the devres variant of fpga_mgr_register() for which the unregister - * function will be called automatically when the managing device is detached. - */ -int devm_fpga_mgr_register(struct device *dev, struct fpga_manager *mgr) -{ - struct fpga_mgr_devres *dr; - int ret; - - /* - * Make sure that the struct fpga_manager * that is passed in is - * managed itself. - */ - if (WARN_ON(!devres_find(dev, devm_fpga_mgr_release, - fpga_mgr_devres_match, mgr))) - return -EINVAL; - - dr = devres_alloc(devm_fpga_mgr_unregister, sizeof(*dr), GFP_KERNEL); - if (!dr) - return -ENOMEM; - - ret = fpga_mgr_register(mgr); - if (ret) { - devres_free(dr); - return ret; - } - - dr->mgr = mgr; - devres_add(dev, dr); - - return 0; -} -EXPORT_SYMBOL_GPL(devm_fpga_mgr_register); - static void fpga_mgr_dev_release(struct device *dev) { + struct fpga_manager *mgr = to_fpga_manager(dev); + + ida_simple_remove(&fpga_mgr_ida, mgr->dev.id); + kfree(mgr); } static int __init fpga_mgr_class_init(void) diff --git a/drivers/fpga/ice40-spi.c b/drivers/fpga/ice40-spi.c index 69dec5af23c3..665db9e68875 100644 --- a/drivers/fpga/ice40-spi.c +++ b/drivers/fpga/ice40-spi.c @@ -178,12 +178,10 @@ static int ice40_fpga_probe(struct spi_device *spi) return ret; } - mgr = devm_fpga_mgr_create(dev, "Lattice iCE40 FPGA Manager", - &ice40_fpga_ops, priv); - if (!mgr) - return -ENOMEM; + mgr = fpga_mgr_register(dev, "Lattice iCE40 FPGA Manager", + &ice40_fpga_ops, priv); - return devm_fpga_mgr_register(dev, mgr); + return (IS_ERR(mgr)) ? PTR_ERR(mgr) : 0; } static const struct of_device_id ice40_fpga_of_match[] = { diff --git a/drivers/fpga/machxo2-spi.c b/drivers/fpga/machxo2-spi.c index 114a64d2b7a4..859750b6b578 100644 --- a/drivers/fpga/machxo2-spi.c +++ b/drivers/fpga/machxo2-spi.c @@ -366,12 +366,10 @@ static int machxo2_spi_probe(struct spi_device *spi) return -EINVAL; } - mgr = devm_fpga_mgr_create(dev, "Lattice MachXO2 SPI FPGA Manager", - &machxo2_ops, spi); - if (!mgr) - return -ENOMEM; + mgr = fpga_mgr_register(dev, "Lattice MachXO2 SPI FPGA Manager", + &machxo2_ops, spi); - return devm_fpga_mgr_register(dev, mgr); + return (IS_ERR(mgr)) ? PTR_ERR(mgr) : 0; } static const struct of_device_id of_match[] = { diff --git a/drivers/fpga/socfpga-a10.c b/drivers/fpga/socfpga-a10.c index 573d88bdf730..ac8e89b8a5cc 100644 --- a/drivers/fpga/socfpga-a10.c +++ b/drivers/fpga/socfpga-a10.c @@ -508,19 +508,15 @@ static int socfpga_a10_fpga_probe(struct platform_device *pdev) return -EBUSY; } - mgr = devm_fpga_mgr_create(dev, "SoCFPGA Arria10 FPGA Manager", - &socfpga_a10_fpga_mgr_ops, priv); - if (!mgr) - return -ENOMEM; - - platform_set_drvdata(pdev, mgr); - - ret = fpga_mgr_register(mgr); - if (ret) { + mgr = fpga_mgr_register(dev, "SoCFPGA Arria10 FPGA Manager", + &socfpga_a10_fpga_mgr_ops, priv); + if (IS_ERR(mgr)) { clk_disable_unprepare(priv->clk); - return ret; + return PTR_ERR(mgr); } + platform_set_drvdata(pdev, mgr); + return 0; } diff --git a/drivers/fpga/socfpga.c b/drivers/fpga/socfpga.c index 1f467173fc1f..1dbe3b44418d 100644 --- a/drivers/fpga/socfpga.c +++ b/drivers/fpga/socfpga.c @@ -571,12 +571,10 @@ static int socfpga_fpga_probe(struct platform_device *pdev) if (ret) return ret; - mgr = devm_fpga_mgr_create(dev, "Altera SOCFPGA FPGA Manager", - &socfpga_fpga_ops, priv); - if (!mgr) - return -ENOMEM; + mgr = fpga_mgr_register(dev, "Altera SOCFPGA FPGA Manager", + &socfpga_fpga_ops, priv); - return devm_fpga_mgr_register(dev, mgr); + return (IS_ERR(mgr)) ? PTR_ERR(mgr) : 0; } #ifdef CONFIG_OF diff --git a/drivers/fpga/stratix10-soc.c b/drivers/fpga/stratix10-soc.c index 657a70c5fc99..e0bd91b3f7f8 100644 --- a/drivers/fpga/stratix10-soc.c +++ b/drivers/fpga/stratix10-soc.c @@ -425,18 +425,11 @@ static int s10_probe(struct platform_device *pdev) init_completion(&priv->status_return_completion); - mgr = fpga_mgr_create(dev, "Stratix10 SOC FPGA Manager", - &s10_ops, priv); - if (!mgr) { - dev_err(dev, "unable to create FPGA manager\n"); - ret = -ENOMEM; - goto probe_err; - } - - ret = fpga_mgr_register(mgr); - if (ret) { + mgr = fpga_mgr_register(dev, "Stratix10 SOC FPGA Manager", + &s10_ops, priv); + if (IS_ERR(mgr)) { dev_err(dev, "unable to register FPGA manager\n"); - fpga_mgr_free(mgr); + ret = PTR_ERR(mgr); goto probe_err; } diff --git a/drivers/fpga/ts73xx-fpga.c b/drivers/fpga/ts73xx-fpga.c index 101f016c6ed8..581c561a8980 100644 --- a/drivers/fpga/ts73xx-fpga.c +++ b/drivers/fpga/ts73xx-fpga.c @@ -122,12 +122,10 @@ static int ts73xx_fpga_probe(struct platform_device *pdev) if (IS_ERR(priv->io_base)) return PTR_ERR(priv->io_base); - mgr = devm_fpga_mgr_create(kdev, "TS-73xx FPGA Manager", - &ts73xx_fpga_ops, priv); - if (!mgr) - return -ENOMEM; + mgr = fpga_mgr_register(kdev, "TS-73xx FPGA Manager", + &ts73xx_fpga_ops, priv); - return devm_fpga_mgr_register(kdev, mgr); + return (IS_ERR(mgr)) ? PTR_ERR(mgr) : 0; } static struct platform_driver ts73xx_fpga_driver = { diff --git a/drivers/fpga/xilinx-spi.c b/drivers/fpga/xilinx-spi.c index fee4d0abf6bf..720b8a78ffc6 100644 --- a/drivers/fpga/xilinx-spi.c +++ b/drivers/fpga/xilinx-spi.c @@ -247,13 +247,11 @@ static int xilinx_spi_probe(struct spi_device *spi) return dev_err_probe(&spi->dev, PTR_ERR(conf->done), "Failed to get DONE gpio\n"); - mgr = devm_fpga_mgr_create(&spi->dev, - "Xilinx Slave Serial FPGA Manager", - &xilinx_spi_ops, conf); - if (!mgr) - return -ENOMEM; + mgr = fpga_mgr_register(&spi->dev, + "Xilinx Slave Serial FPGA Manager", + &xilinx_spi_ops, conf); - return devm_fpga_mgr_register(&spi->dev, mgr); + return (IS_ERR(mgr)) ? PTR_ERR(mgr) : 0; } static const struct of_device_id xlnx_spi_of_match[] = { diff --git a/drivers/fpga/zynq-fpga.c b/drivers/fpga/zynq-fpga.c index 07fa8d9ec675..74bbb9710f4e 100644 --- a/drivers/fpga/zynq-fpga.c +++ b/drivers/fpga/zynq-fpga.c @@ -609,20 +609,16 @@ static int zynq_fpga_probe(struct platform_device *pdev) clk_disable(priv->clk); - mgr = devm_fpga_mgr_create(dev, "Xilinx Zynq FPGA Manager", - &zynq_fpga_ops, priv); - if (!mgr) - return -ENOMEM; - - platform_set_drvdata(pdev, mgr); - - err = fpga_mgr_register(mgr); - if (err) { + mgr = fpga_mgr_register(dev, "Xilinx Zynq FPGA Manager", + &zynq_fpga_ops, priv); + if (IS_ERR(mgr)) { dev_err(dev, "unable to register FPGA manager\n"); clk_unprepare(priv->clk); - return err; + return PTR_ERR(mgr); } + platform_set_drvdata(pdev, mgr); + return 0; } diff --git a/drivers/fpga/zynqmp-fpga.c b/drivers/fpga/zynqmp-fpga.c index 125743c9797f..1b2eae3f0e03 100644 --- a/drivers/fpga/zynqmp-fpga.c +++ b/drivers/fpga/zynqmp-fpga.c @@ -102,12 +102,10 @@ static int zynqmp_fpga_probe(struct platform_device *pdev) priv->dev = dev; - mgr = devm_fpga_mgr_create(dev, "Xilinx ZynqMP FPGA Manager", - &zynqmp_fpga_ops, priv); - if (!mgr) - return -ENOMEM; + mgr = fpga_mgr_register(dev, "Xilinx ZynqMP FPGA Manager", + &zynqmp_fpga_ops, priv); - return devm_fpga_mgr_register(dev, mgr); + return (IS_ERR(mgr)) ? PTR_ERR(mgr) : 0; } static const struct of_device_id zynqmp_fpga_of_match[] = { diff --git a/include/linux/fpga/fpga-mgr.h b/include/linux/fpga/fpga-mgr.h index 2bc3030a69e5..8ab5f4a67192 100644 --- a/include/linux/fpga/fpga-mgr.h +++ b/include/linux/fpga/fpga-mgr.h @@ -191,17 +191,9 @@ struct fpga_manager *fpga_mgr_get(struct device *dev); void fpga_mgr_put(struct fpga_manager *mgr); -struct fpga_manager *fpga_mgr_create(struct device *dev, const char *name, - const struct fpga_manager_ops *mops, - void *priv); -void fpga_mgr_free(struct fpga_manager *mgr); -int fpga_mgr_register(struct fpga_manager *mgr); +struct fpga_manager *fpga_mgr_register(struct device *dev, const char *name, + const struct fpga_manager_ops *mops, + void *priv); void fpga_mgr_unregister(struct fpga_manager *mgr); -int devm_fpga_mgr_register(struct device *dev, struct fpga_manager *mgr); - -struct fpga_manager *devm_fpga_mgr_create(struct device *dev, const char *name, - const struct fpga_manager_ops *mops, - void *priv); - #endif /*_LINUX_FPGA_MGR_H */