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[203.219.159.24]) by smtp.gmail.com with ESMTPSA id d4sm20583709pgf.9.2020.07.21.21.26.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Jul 2020 21:26:45 -0700 (PDT) From: Oliver O'Halloran To: linuxppc-dev@lists.ozlabs.org Subject: [PATCH v2 02/14] powerpc/eeh: Remove eeh_dev.c Date: Wed, 22 Jul 2020 14:26:16 +1000 Message-Id: <20200722042628.1425880-2-oohall@gmail.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200722042628.1425880-1-oohall@gmail.com> References: <20200722042628.1425880-1-oohall@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Oliver O'Halloran Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" The only thing in this file is eeh_dev_init() which is allocates and initialises an eeh_dev based on a pci_dn. This is only ever called from pci_dn.c so move it into there and remove the file. Signed-off-by: Oliver O'Halloran --- v2: no change --- arch/powerpc/include/asm/eeh.h | 6 ---- arch/powerpc/kernel/Makefile | 2 +- arch/powerpc/kernel/eeh_dev.c | 54 ---------------------------------- arch/powerpc/kernel/pci_dn.c | 20 +++++++++++++ 4 files changed, 21 insertions(+), 61 deletions(-) delete mode 100644 arch/powerpc/kernel/eeh_dev.c diff --git a/arch/powerpc/include/asm/eeh.h b/arch/powerpc/include/asm/eeh.h index 64487b88c569..8537dd334094 100644 --- a/arch/powerpc/include/asm/eeh.h +++ b/arch/powerpc/include/asm/eeh.h @@ -293,7 +293,6 @@ void eeh_pe_restore_bars(struct eeh_pe *pe); const char *eeh_pe_loc_get(struct eeh_pe *pe); struct pci_bus *eeh_pe_bus_get(struct eeh_pe *pe); -struct eeh_dev *eeh_dev_init(struct pci_dn *pdn); void eeh_show_enabled(void); int __init eeh_ops_register(struct eeh_ops *ops); int __exit eeh_ops_unregister(const char *name); @@ -339,11 +338,6 @@ static inline bool eeh_enabled(void) static inline void eeh_show_enabled(void) { } -static inline void *eeh_dev_init(struct pci_dn *pdn, void *data) -{ - return NULL; -} - static inline void eeh_dev_phb_init_dynamic(struct pci_controller *phb) { } static inline int eeh_check_failure(const volatile void __iomem *token) diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile index 244542ae2a91..c5211bdcf1b6 100644 --- a/arch/powerpc/kernel/Makefile +++ b/arch/powerpc/kernel/Makefile @@ -71,7 +71,7 @@ obj-$(CONFIG_PPC_RTAS_DAEMON) += rtasd.o obj-$(CONFIG_RTAS_FLASH) += rtas_flash.o obj-$(CONFIG_RTAS_PROC) += rtas-proc.o obj-$(CONFIG_PPC_DT_CPU_FTRS) += dt_cpu_ftrs.o -obj-$(CONFIG_EEH) += eeh.o eeh_pe.o eeh_dev.o eeh_cache.o \ +obj-$(CONFIG_EEH) += eeh.o eeh_pe.o eeh_cache.o \ eeh_driver.o eeh_event.o eeh_sysfs.o obj-$(CONFIG_GENERIC_TBSYNC) += smp-tbsync.o obj-$(CONFIG_CRASH_DUMP) += crash_dump.o diff --git a/arch/powerpc/kernel/eeh_dev.c b/arch/powerpc/kernel/eeh_dev.c deleted file mode 100644 index 8e159a12f10c..000000000000 --- a/arch/powerpc/kernel/eeh_dev.c +++ /dev/null @@ -1,54 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * The file intends to implement dynamic creation of EEH device, which will - * be bound with OF node and PCI device simutaneously. The EEH devices would - * be foundamental information for EEH core components to work proerly. Besides, - * We have to support multiple situations where dynamic creation of EEH device - * is required: - * - * 1) Before PCI emunation starts, we need create EEH devices according to the - * PCI sensitive OF nodes. - * 2) When PCI emunation is done, we need do the binding between PCI device and - * the associated EEH device. - * 3) DR (Dynamic Reconfiguration) would create PCI sensitive OF node. EEH device - * will be created while PCI sensitive OF node is detected from DR. - * 4) PCI hotplug needs redoing the binding between PCI device and EEH device. If - * PHB is newly inserted, we also need create EEH devices accordingly. - * - * Copyright Benjamin Herrenschmidt & Gavin Shan, IBM Corporation 2012. - */ - -#include -#include -#include -#include -#include -#include - -#include -#include - -/** - * eeh_dev_init - Create EEH device according to OF node - * @pdn: PCI device node - * - * It will create EEH device according to the given OF node. The function - * might be called by PCI emunation, DR, PHB hotplug. - */ -struct eeh_dev *eeh_dev_init(struct pci_dn *pdn) -{ - struct eeh_dev *edev; - - /* Allocate EEH device */ - edev = kzalloc(sizeof(*edev), GFP_KERNEL); - if (!edev) - return NULL; - - /* Associate EEH device with OF node */ - pdn->edev = edev; - edev->pdn = pdn; - edev->bdfn = (pdn->busno << 8) | pdn->devfn; - edev->controller = pdn->phb; - - return edev; -} diff --git a/arch/powerpc/kernel/pci_dn.c b/arch/powerpc/kernel/pci_dn.c index 4e654df55969..f790a8d06f50 100644 --- a/arch/powerpc/kernel/pci_dn.c +++ b/arch/powerpc/kernel/pci_dn.c @@ -124,6 +124,26 @@ struct pci_dn *pci_get_pdn(struct pci_dev *pdev) return NULL; } +#ifdef CONFIG_EEH +static struct eeh_dev *eeh_dev_init(struct pci_dn *pdn) +{ + struct eeh_dev *edev; + + /* Allocate EEH device */ + edev = kzalloc(sizeof(*edev), GFP_KERNEL); + if (!edev) + return NULL; + + /* Associate EEH device with OF node */ + pdn->edev = edev; + edev->pdn = pdn; + edev->bdfn = (pdn->busno << 8) | pdn->devfn; + edev->controller = pdn->phb; + + return edev; +} +#endif /* CONFIG_EEH */ + #ifdef CONFIG_PCI_IOV static struct pci_dn *add_one_sriov_vf_pdn(struct pci_dn *parent, int vf_index, -- 2.26.2