diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/Makefile | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_devlink.c | 39 | ||||
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_main.c | 24 | ||||
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_main.h | 3 | ||||
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_net_main.c | 1 |
5 files changed, 63 insertions, 5 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/Makefile b/drivers/net/ethernet/netronome/nfp/Makefile index e8333283ada6..95f6b97b5d71 100644 --- a/drivers/net/ethernet/netronome/nfp/Makefile +++ b/drivers/net/ethernet/netronome/nfp/Makefile @@ -15,6 +15,7 @@ nfp-objs := \ nfpcore/nfp_rtsym.o \ nfpcore/nfp_target.o \ nfp_app.o \ + nfp_devlink.o \ nfp_main.o \ nfp_net_common.o \ nfp_net_ethtool.o \ diff --git a/drivers/net/ethernet/netronome/nfp/nfp_devlink.c b/drivers/net/ethernet/netronome/nfp/nfp_devlink.c new file mode 100644 index 000000000000..a8a52b3ff42b --- /dev/null +++ b/drivers/net/ethernet/netronome/nfp/nfp_devlink.c @@ -0,0 +1,39 @@ +/* + * Copyright (C) 2017 Netronome Systems, Inc. + * + * This software is dual licensed under the GNU General License Version 2, + * June 1991 as shown in the file COPYING in the top-level directory of this + * source tree or the BSD 2-Clause License provided below. You have the + * option to license this software under the complete terms of either license. + * + * The BSD 2-Clause License: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * 1. Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * 2. Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <net/devlink.h> + +#include "nfp_main.h" + +const struct devlink_ops nfp_devlink_ops = { +}; diff --git a/drivers/net/ethernet/netronome/nfp/nfp_main.c b/drivers/net/ethernet/netronome/nfp/nfp_main.c index 3a131559153a..f22f56c9218f 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_main.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_main.c @@ -45,6 +45,7 @@ #include <linux/pci.h> #include <linux/firmware.h> #include <linux/vermagic.h> +#include <net/devlink.h> #include "nfpcore/nfp.h" #include "nfpcore/nfp_cpp.h" @@ -316,6 +317,7 @@ static void nfp_fw_unload(struct nfp_pf *pf) static int nfp_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pci_id) { + struct devlink *devlink; struct nfp_pf *pf; int err; @@ -336,11 +338,12 @@ static int nfp_pci_probe(struct pci_dev *pdev, goto err_pci_disable; } - pf = kzalloc(sizeof(*pf), GFP_KERNEL); - if (!pf) { + devlink = devlink_alloc(&nfp_devlink_ops, sizeof(*pf)); + if (!devlink) { err = -ENOMEM; goto err_rel_regions; } + pf = devlink_priv(devlink); INIT_LIST_HEAD(&pf->vnics); INIT_LIST_HEAD(&pf->ports); mutex_init(&pf->lock); @@ -362,10 +365,14 @@ static int nfp_pci_probe(struct pci_dev *pdev, nfp_hwinfo_lookup(pf->cpp, "assembly.revision"), nfp_hwinfo_lookup(pf->cpp, "cpld.version")); - err = nfp_nsp_init(pdev, pf); + err = devlink_register(devlink, &pdev->dev); if (err) goto err_cpp_free; + err = nfp_nsp_init(pdev, pf); + if (err) + goto err_devlink_unreg; + nfp_pcie_sriov_read_nfd_limit(pf); err = nfp_net_pci_probe(pf); @@ -378,12 +385,14 @@ err_fw_unload: if (pf->fw_loaded) nfp_fw_unload(pf); kfree(pf->eth_tbl); +err_devlink_unreg: + devlink_unregister(devlink); err_cpp_free: nfp_cpp_free(pf->cpp); err_disable_msix: pci_set_drvdata(pdev, NULL); mutex_destroy(&pf->lock); - kfree(pf); + devlink_free(devlink); err_rel_regions: pci_release_regions(pdev); err_pci_disable: @@ -395,11 +404,16 @@ err_pci_disable: static void nfp_pci_remove(struct pci_dev *pdev) { struct nfp_pf *pf = pci_get_drvdata(pdev); + struct devlink *devlink; + + devlink = priv_to_devlink(pf); nfp_net_pci_remove(pf); nfp_pcie_sriov_disable(pdev); + devlink_unregister(devlink); + if (pf->fw_loaded) nfp_fw_unload(pf); @@ -408,7 +422,7 @@ static void nfp_pci_remove(struct pci_dev *pdev) kfree(pf->eth_tbl); mutex_destroy(&pf->lock); - kfree(pf); + devlink_free(devlink); pci_release_regions(pdev); pci_disable_device(pdev); } diff --git a/drivers/net/ethernet/netronome/nfp/nfp_main.h b/drivers/net/ethernet/netronome/nfp/nfp_main.h index 991c4cba0bbf..526db8029dea 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_main.h +++ b/drivers/net/ethernet/netronome/nfp/nfp_main.h @@ -47,6 +47,7 @@ #include <linux/workqueue.h> struct dentry; +struct devlink_ops; struct pci_dev; struct nfp_cpp; @@ -107,6 +108,8 @@ struct nfp_pf { extern struct pci_driver nfp_netvf_pci_driver; +extern const struct devlink_ops nfp_devlink_ops; + int nfp_net_pci_probe(struct nfp_pf *pf); void nfp_net_pci_remove(struct nfp_pf *pf); diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_main.c b/drivers/net/ethernet/netronome/nfp/nfp_net_main.c index 5139c13b6e53..8f5a240c8d2f 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_main.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_main.c @@ -502,6 +502,7 @@ static int nfp_net_pf_app_init(struct nfp_pf *pf) static void nfp_net_pf_app_clean(struct nfp_pf *pf) { nfp_app_free(pf->app); + pf->app = NULL; } static void nfp_net_pci_remove_finish(struct nfp_pf *pf) |