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From: Gavin Shan <gwshan@linux.vnet.ibm.com>
To: Alexey Kardashevskiy <aik@ozlabs.ru>
Cc: Gavin Shan <gwshan@linux.vnet.ibm.com>,
	linuxppc-dev@lists.ozlabs.org, linux-pci@vger.kernel.org,
	devicetree@vger.kernel.org, benh@kernel.crashing.org,
	mpe@ellerman.id.au, dja@axtens.net, bhelgaas@google.com,
	robherring2@gmail.com, grant.likely@linaro.org
Subject: Re: [PATCH v8 24/45] powerpc/pci: Rename pcibios_{add,remove}_pci_devices()
Date: Wed, 20 Apr 2016 11:23:04 +1000	[thread overview]
Message-ID: <20160420012304.GC21871@gwshan> (raw)
In-Reply-To: <5715C204.20004@ozlabs.ru>

On Tue, Apr 19, 2016 at 03:28:36PM +1000, Alexey Kardashevskiy wrote:
>On 02/17/2016 02:44 PM, Gavin Shan wrote:
>>This renames pcibios_{add,remove}_pci_devices() to avoid conflicts
>>with names of the weak functions in PCI subsystem, which have the
>>prefix "pcibios". No logical changes introduced.
>>
>>Signed-off-by: Gavin Shan <gwshan@linux.vnet.ibm.com>
>>---
>>  arch/powerpc/include/asm/pci-bridge.h |  4 ++--
>>  arch/powerpc/kernel/eeh_driver.c      | 12 ++++++------
>>  arch/powerpc/kernel/pci-hotplug.c     | 15 +++++++--------
>>  drivers/pci/hotplug/rpadlpar_core.c   |  2 +-
>>  drivers/pci/hotplug/rpaphp_core.c     |  4 ++--
>>  drivers/pci/hotplug/rpaphp_pci.c      |  2 +-
>>  6 files changed, 19 insertions(+), 20 deletions(-)
>>
>>diff --git a/arch/powerpc/include/asm/pci-bridge.h b/arch/powerpc/include/asm/pci-bridge.h
>>index 4dd6ef4..c817f38 100644
>>--- a/arch/powerpc/include/asm/pci-bridge.h
>>+++ b/arch/powerpc/include/asm/pci-bridge.h
>>@@ -263,10 +263,10 @@ static inline struct eeh_dev *pdn_to_eeh_dev(struct pci_dn *pdn)
>>  extern struct pci_bus *pcibios_find_pci_bus(struct device_node *dn);
>>
>>  /** Remove all of the PCI devices under this bus */
>>-extern void pcibios_remove_pci_devices(struct pci_bus *bus);
>>+extern void pci_remove_pci_devices(struct pci_bus *bus);
>
>
>pci_lala_pci_lala() ("pci" is used twice) looks weird, if the prefix is
>"pci", what other device types can they handle?...
>
>May be pcihp_add_devices(), pcihp_remove_devices() as these as defined in
>pci-hotplug.c?
>

I assume you're talking about drivers/pci/hotplug/pci_hotplug_core.c.
pci_hotplug_core.c uses pci_hp_ prefix rather than pcihp_. I will
rename them to pci_hp_*() in next revision.

gwshan@gwshan:~/sandbox/linux$ find . -name pci-hotplug.c
./arch/powerpc/kernel/pci-hotplug.c
gwshan@gwshan:~/sandbox/linux$ grep pci*hp arch/powerpc/kernel/pci-hotplug.c 

>
>>
>>  /** Discover new pci devices under this bus, and add them */
>>-extern void pcibios_add_pci_devices(struct pci_bus *bus);
>>+extern void pci_add_pci_devices(struct pci_bus *bus);
>>
>>
>>  extern void isa_bridge_find_early(struct pci_controller *hose);
>>diff --git a/arch/powerpc/kernel/eeh_driver.c b/arch/powerpc/kernel/eeh_driver.c
>>index fb6207d..59e53fe 100644
>>--- a/arch/powerpc/kernel/eeh_driver.c
>>+++ b/arch/powerpc/kernel/eeh_driver.c
>>@@ -621,7 +621,7 @@ static int eeh_reset_device(struct eeh_pe *pe, struct pci_bus *bus,
>>  	 * We don't remove the corresponding PE instances because
>>  	 * we need the information afterwords. The attached EEH
>>  	 * devices are expected to be attached soon when calling
>>-	 * into pcibios_add_pci_devices().
>>+	 * into pci_add_pci_devices().
>>  	 */
>>  	eeh_pe_state_mark(pe, EEH_PE_KEEP);
>>  	if (bus) {
>>@@ -630,7 +630,7 @@ static int eeh_reset_device(struct eeh_pe *pe, struct pci_bus *bus,
>>  		} else {
>>  			eeh_pe_state_clear(pe, EEH_PE_PRI_BUS);
>>  			pci_lock_rescan_remove();
>>-			pcibios_remove_pci_devices(bus);
>>+			pci_remove_pci_devices(bus);
>>  			pci_unlock_rescan_remove();
>>  		}
>>  	} else if (frozen_bus) {
>>@@ -681,7 +681,7 @@ static int eeh_reset_device(struct eeh_pe *pe, struct pci_bus *bus,
>>  		if (pe->type & EEH_PE_VF)
>>  			eeh_add_virt_device(edev, NULL);
>>  		else
>>-			pcibios_add_pci_devices(bus);
>>+			pci_add_pci_devices(bus);
>>  	} else if (frozen_bus && rmv_data->removed) {
>>  		pr_info("EEH: Sleep 5s ahead of partial hotplug\n");
>>  		ssleep(5);
>>@@ -691,7 +691,7 @@ static int eeh_reset_device(struct eeh_pe *pe, struct pci_bus *bus,
>>  		if (pe->type & EEH_PE_VF)
>>  			eeh_add_virt_device(edev, NULL);
>>  		else
>>-			pcibios_add_pci_devices(frozen_bus);
>>+			pci_add_pci_devices(frozen_bus);
>>  	}
>>  	eeh_pe_state_clear(pe, EEH_PE_KEEP);
>>
>>@@ -896,7 +896,7 @@ perm_error:
>>  			eeh_pe_dev_mode_mark(pe, EEH_DEV_REMOVED);
>>
>>  			pci_lock_rescan_remove();
>>-			pcibios_remove_pci_devices(frozen_bus);
>>+			pci_remove_pci_devices(frozen_bus);
>>  			pci_unlock_rescan_remove();
>>  		}
>>  	}
>>@@ -981,7 +981,7 @@ static void eeh_handle_special_event(void)
>>  				bus = eeh_pe_bus_get(phb_pe);
>>  				eeh_pe_dev_traverse(pe,
>>  					eeh_report_failure, NULL);
>>-				pcibios_remove_pci_devices(bus);
>>+				pci_remove_pci_devices(bus);
>>  			}
>>  			pci_unlock_rescan_remove();
>>  		}
>>diff --git a/arch/powerpc/kernel/pci-hotplug.c b/arch/powerpc/kernel/pci-hotplug.c
>>index 59c4361..78bf2a1 100644
>>--- a/arch/powerpc/kernel/pci-hotplug.c
>>+++ b/arch/powerpc/kernel/pci-hotplug.c
>>@@ -38,20 +38,20 @@ void pcibios_release_device(struct pci_dev *dev)
>>  }
>>
>>  /**
>>- * pcibios_remove_pci_devices - remove all devices under this bus
>>+ * pci_remove_pci_devices - remove all devices under this bus
>>   * @bus: the indicated PCI bus
>>   *
>>   * Remove all of the PCI devices under this bus both from the
>>   * linux pci device tree, and from the powerpc EEH address cache.
>>   */
>>-void pcibios_remove_pci_devices(struct pci_bus *bus)
>>+void pci_remove_pci_devices(struct pci_bus *bus)
>>  {
>>  	struct pci_dev *dev, *tmp;
>>  	struct pci_bus *child_bus;
>>
>>  	/* First go down child busses */
>>  	list_for_each_entry(child_bus, &bus->children, node)
>>-		pcibios_remove_pci_devices(child_bus);
>>+		pci_remove_pci_devices(child_bus);
>>
>>  	pr_debug("PCI: Removing devices on bus %04x:%02x\n",
>>  		 pci_domain_nr(bus),  bus->number);
>>@@ -60,11 +60,10 @@ void pcibios_remove_pci_devices(struct pci_bus *bus)
>>  		pci_stop_and_remove_bus_device(dev);
>>  	}
>>  }
>>-
>>-EXPORT_SYMBOL_GPL(pcibios_remove_pci_devices);
>>+EXPORT_SYMBOL_GPL(pci_remove_pci_devices);
>>
>>  /**
>>- * pcibios_add_pci_devices - adds new pci devices to bus
>>+ * pci_add_pci_devices - adds new pci devices to bus
>>   * @bus: the indicated PCI bus
>>   *
>>   * This routine will find and fixup new pci devices under
>>@@ -74,7 +73,7 @@ EXPORT_SYMBOL_GPL(pcibios_remove_pci_devices);
>>   * is how this routine differs from other, similar pcibios
>>   * routines.)
>>   */
>>-void pcibios_add_pci_devices(struct pci_bus * bus)
>>+void pci_add_pci_devices(struct pci_bus *bus)
>>  {
>>  	int slotno, mode, pass, max;
>>  	struct pci_dev *dev;
>>@@ -114,4 +113,4 @@ void pcibios_add_pci_devices(struct pci_bus * bus)
>>  	}
>>  	pcibios_finish_adding_to_bus(bus);
>>  }
>>-EXPORT_SYMBOL_GPL(pcibios_add_pci_devices);
>>+EXPORT_SYMBOL_GPL(pci_add_pci_devices);
>>diff --git a/drivers/pci/hotplug/rpadlpar_core.c b/drivers/pci/hotplug/rpadlpar_core.c
>>index b46b57d..730982b 100644
>>--- a/drivers/pci/hotplug/rpadlpar_core.c
>>+++ b/drivers/pci/hotplug/rpadlpar_core.c
>>@@ -380,7 +380,7 @@ int dlpar_remove_pci_slot(char *drc_name, struct device_node *dn)
>>  	}
>>
>>  	/* Remove all devices below slot */
>>-	pcibios_remove_pci_devices(bus);
>>+	pci_remove_pci_devices(bus);
>>
>>  	/* Unmap PCI IO space */
>>  	if (pcibios_unmap_io_space(bus)) {
>>diff --git a/drivers/pci/hotplug/rpaphp_core.c b/drivers/pci/hotplug/rpaphp_core.c
>>index 611f605..bba07b3 100644
>>--- a/drivers/pci/hotplug/rpaphp_core.c
>>+++ b/drivers/pci/hotplug/rpaphp_core.c
>>@@ -404,7 +404,7 @@ static int enable_slot(struct hotplug_slot *hotplug_slot)
>>
>>  	if (state == PRESENT) {
>>  		pci_lock_rescan_remove();
>>-		pcibios_add_pci_devices(slot->bus);
>>+		pci_add_pci_devices(slot->bus);
>>  		pci_unlock_rescan_remove();
>>  		slot->state = CONFIGURED;
>>  	} else if (state == EMPTY) {
>>@@ -426,7 +426,7 @@ static int disable_slot(struct hotplug_slot *hotplug_slot)
>>  		return -EINVAL;
>>
>>  	pci_lock_rescan_remove();
>>-	pcibios_remove_pci_devices(slot->bus);
>>+	pci_remove_pci_devices(slot->bus);
>>  	pci_unlock_rescan_remove();
>>  	vm_unmap_aliases();
>>
>>diff --git a/drivers/pci/hotplug/rpaphp_pci.c b/drivers/pci/hotplug/rpaphp_pci.c
>>index 7836d69..1099b38 100644
>>--- a/drivers/pci/hotplug/rpaphp_pci.c
>>+++ b/drivers/pci/hotplug/rpaphp_pci.c
>>@@ -116,7 +116,7 @@ int rpaphp_enable_slot(struct slot *slot)
>>  		}
>>
>>  		if (list_empty(&bus->devices))
>>-			pcibios_add_pci_devices(bus);
>>+			pci_add_pci_devices(bus);
>>
>>  		if (!list_empty(&bus->devices)) {
>>  			info->adapter_status = CONFIGURED;
>>
>
>
>-- 
>Alexey
>

  reply	other threads:[~2016-04-20  1:24 UTC|newest]

Thread overview: 152+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-17  3:43 [PATCH v8 00/45] powerpc/powernv: PCI hotplug support Gavin Shan
2016-02-17  3:43 ` [PATCH v8 01/45] PCI: Add pcibios_setup_bridge() Gavin Shan
2016-02-17  3:43 ` [PATCH v8 02/45] powerpc/pci: Override pcibios_setup_bridge() Gavin Shan
2016-04-13  5:52   ` Alexey Kardashevskiy
2016-02-17  3:43 ` [PATCH v8 03/45] powerpc/pci: Cleanup on struct pci_controller_ops Gavin Shan
2016-02-17  4:18   ` Andrew Donnellan
2016-04-13  5:52   ` Alexey Kardashevskiy
2016-04-19 23:59     ` Gavin Shan
2016-02-17  3:43 ` [PATCH v8 04/45] powerpc/powernv: Cleanup on pci_controller_ops instances Gavin Shan
2016-02-17  4:38   ` Andrew Donnellan
2016-02-17  3:43 ` [PATCH v8 05/45] powerpc/powernv: Drop phb->bdfn_to_pe() Gavin Shan
2016-04-13  5:53   ` Alexey Kardashevskiy
2016-02-17  3:43 ` [PATCH v8 06/45] powerpc/powernv: Reorder fields in struct pnv_phb Gavin Shan
2016-04-13  5:56   ` Alexey Kardashevskiy
2016-02-17  3:43 ` [PATCH v8 07/45] powerpc/powernv: Rename PE# " Gavin Shan
2016-04-13  5:57   ` Alexey Kardashevskiy
2016-02-17  3:43 ` [PATCH v8 08/45] powerpc/powernv: Fix initial IO and M32 segmap Gavin Shan
2016-04-13  6:21   ` Alexey Kardashevskiy
2016-04-13  7:53     ` Gavin Shan
2016-04-13  9:53       ` Alexey Kardashevskiy
2016-02-17  3:43 ` [PATCH v8 09/45] powerpc/powernv: Simplify pnv_ioda_setup_pe_seg() Gavin Shan
2016-04-13  6:45   ` Alexey Kardashevskiy
2016-04-20  0:04     ` Gavin Shan
2016-02-17  3:43 ` [PATCH v8 10/45] powerpc/powernv: IO and M32 mapping based on PCI device resources Gavin Shan
2016-02-17  3:43 ` [PATCH v8 11/45] powerpc/powernv: Track M64 segment consumption Gavin Shan
2016-04-13  7:09   ` Alexey Kardashevskiy
2016-04-20  0:05     ` Gavin Shan
2016-02-17  3:43 ` [PATCH v8 12/45] powerpc/powernv: Rename M64 related functions Gavin Shan
2016-04-13  7:20   ` Alexey Kardashevskiy
2016-02-17  3:43 ` [PATCH v8 13/45] powerpc/powernv/ioda1: M64 support on P7IOC Gavin Shan
2016-04-13  7:47   ` Alexey Kardashevskiy
2016-04-20  0:22     ` Gavin Shan
2016-04-20  2:55       ` Alexey Kardashevskiy
2016-02-17  3:43 ` [PATCH v8 14/45] powerpc/powernv/ioda1: Rename pnv_pci_ioda_setup_dma_pe() Gavin Shan
2016-04-13  7:36   ` Alexey Kardashevskiy
2016-02-17  3:43 ` [PATCH v8 15/45] powerpc/powernv/ioda1: Introduce PNV_IODA1_DMA32_SEGSIZE Gavin Shan
2016-04-13  8:29   ` Alexey Kardashevskiy
2016-04-13 23:54     ` Gavin Shan
2016-04-14  3:36       ` Alexey Kardashevskiy
2016-04-20  0:25         ` Gavin Shan
2016-02-17  3:43 ` [PATCH v8 16/45] powerpc/powernv: Remove DMA32 PE list Gavin Shan
2016-04-13  8:59   ` Alexey Kardashevskiy
2016-04-20  0:34     ` Gavin Shan
2016-02-17  3:44 ` [PATCH v8 17/45] powerpc/powernv/ioda1: Improve DMA32 segment track Gavin Shan
2016-04-19  1:50   ` Alexey Kardashevskiy
2016-04-20  0:49     ` Gavin Shan
2016-04-20  5:10       ` Alexey Kardashevskiy
2016-02-17  3:44 ` [PATCH v8 18/45] powerpc/powernv: Increase PE# capacity Gavin Shan
2016-04-19  2:02   ` Alexey Kardashevskiy
2016-04-20  0:52     ` Gavin Shan
2016-02-17  3:44 ` [PATCH v8 19/45] powerpc/powernv: Use PE instead of number during setup and release Gavin Shan
2016-04-19  2:50   ` Alexey Kardashevskiy
2016-02-17  3:44 ` [PATCH v8 20/45] powerpc/powernv: Allocate PE# in reverse order Gavin Shan
2016-04-19  3:07   ` Alexey Kardashevskiy
2016-04-20  1:04     ` Gavin Shan
2016-02-17  3:44 ` [PATCH v8 21/45] powerpc/powernv: Create PEs at PCI hot plugging time Gavin Shan
2016-04-19  4:16   ` Alexey Kardashevskiy
2016-04-20  1:12     ` Gavin Shan
2016-04-20  3:00       ` Alexey Kardashevskiy
2016-04-20  3:35         ` Gavin Shan
2016-02-17  3:44 ` [PATCH v8 22/45] powerpc/powernv/ioda1: Support releasing IODA1 TCE table Gavin Shan
2016-04-19  4:28   ` Alexey Kardashevskiy
2016-04-20  1:15     ` Gavin Shan
2016-04-20  3:17       ` Alexey Kardashevskiy
2016-02-17  3:44 ` [PATCH v8 23/45] powerpc/powernv: Dynamically release PEs Gavin Shan
2016-04-19  5:19   ` Alexey Kardashevskiy
2016-02-17  3:44 ` [PATCH v8 24/45] powerpc/pci: Rename pcibios_{add, remove}_pci_devices() Gavin Shan
2016-04-19  5:28   ` [PATCH v8 24/45] powerpc/pci: Rename pcibios_{add,remove}_pci_devices() Alexey Kardashevskiy
2016-04-20  1:23     ` Gavin Shan [this message]
2016-04-20  3:21       ` Alexey Kardashevskiy
2016-02-17  3:44 ` [PATCH v8 25/45] powerpc/pci: Rename pcibios_find_pci_bus() Gavin Shan
2016-04-19  5:31   ` Alexey Kardashevskiy
2016-02-17  3:44 ` [PATCH v8 26/45] powerpc/pci: Move pci_find_bus_by_node() around Gavin Shan
2016-02-17  3:44 ` [PATCH v8 27/45] powerpc/pci: Export pci_add_device_node_info() Gavin Shan
2016-04-19  5:35   ` Alexey Kardashevskiy
2016-02-17  3:44 ` [PATCH v8 28/45] powerpc/pci: Introduce pci_remove_device_node_info() Gavin Shan
2016-04-19  5:48   ` Alexey Kardashevskiy
2016-04-20  1:25     ` Gavin Shan
2016-02-17  3:44 ` [PATCH v8 29/45] powerpc/pci: Export pci_traverse_device_nodes() Gavin Shan
2016-04-19  5:51   ` Alexey Kardashevskiy
2016-04-20  1:27     ` Gavin Shan
2016-04-20  3:39       ` Alexey Kardashevskiy
2016-02-17  3:44 ` [PATCH v8 30/45] powerpc/pci: Delay populating pdn Gavin Shan
2016-04-19  8:19   ` Alexey Kardashevskiy
2016-04-20  2:13     ` Gavin Shan
2016-04-20  3:54       ` Alexey Kardashevskiy
2016-02-17  3:44 ` [PATCH v8 31/45] powerpc/pci: Don't scan empty slot Gavin Shan
2016-04-19  8:19   ` Alexey Kardashevskiy
2016-02-17  3:44 ` [PATCH v8 32/45] powerpc/pci: Update bridge windows on PCI plug Gavin Shan
2016-04-19  8:47   ` Alexey Kardashevskiy
2016-02-17  3:44 ` [PATCH v8 33/45] powerpc/powernv: Simplify pnv_eeh_reset() Gavin Shan
2016-02-17  4:35   ` Andrew Donnellan
2016-04-19  8:49   ` Alexey Kardashevskiy
2016-02-17  3:44 ` [PATCH v8 34/45] powerpc/powernv: Exclude root bus in pnv_pci_reset_secondary_bus() Gavin Shan
2016-04-19  8:57   ` Alexey Kardashevskiy
2016-02-17  3:44 ` [PATCH v8 35/45] powerpc/powernv: Fundamental reset " Gavin Shan
2016-04-19  9:04   ` Alexey Kardashevskiy
2016-04-20  1:36     ` Gavin Shan
2016-02-17  3:44 ` [PATCH v8 36/45] powerpc/powernv: Support PCI slot ID Gavin Shan
2016-04-19  9:28   ` Alexey Kardashevskiy
2016-04-20  2:28     ` Gavin Shan
2016-04-20  4:14       ` Alexey Kardashevskiy
2016-04-22  4:23         ` Alistair Popple
2016-02-17  3:44 ` [PATCH v8 37/45] powerpc/powernv: Use firmware PCI slot reset infrastructure Gavin Shan
2016-04-19  9:34   ` Alexey Kardashevskiy
2016-04-20  2:33     ` Gavin Shan
2016-04-20  4:17       ` Alexey Kardashevskiy
2016-02-17  3:44 ` [PATCH v8 38/45] powerpc/powernv: Functions to get/set PCI slot status Gavin Shan
2016-04-19  9:39   ` Alexey Kardashevskiy
2016-04-20  2:36     ` Gavin Shan
2016-04-20  4:25       ` Alexey Kardashevskiy
2016-02-17  3:44 ` [PATCH v8 39/45] powerpc/powernv: Select OF_DYNAMIC Gavin Shan
2016-04-19  9:42   ` Alexey Kardashevskiy
2016-04-20  2:38     ` Gavin Shan
2016-02-17  3:44 ` [PATCH v8 40/45] drivers/of: Split unflatten_dt_node() Gavin Shan
2016-02-17 14:30   ` Rob Herring
2016-04-20  2:38     ` Gavin Shan
2016-05-02  2:02     ` Gavin Shan
2016-02-17  3:44 ` [PATCH v8 41/45] drivers/of: Avoid recursively calling unflatten_dt_node() Gavin Shan
2016-02-17 14:53   ` Rob Herring
2016-02-17  3:44 ` [PATCH v8 42/45] drivers/of: Rename unflatten_dt_node() Gavin Shan
2016-02-17 14:59   ` Rob Herring
2016-02-19  3:16     ` Gavin Shan
2016-03-02  2:40       ` Rob Herring
2016-03-08  0:56         ` Gavin Shan
2016-03-17 13:31           ` Rob Herring
2016-03-17 22:44             ` Gavin Shan
2016-02-17  3:44 ` [PATCH v8 43/45] drivers/of: Specify parent node in of_fdt_unflatten_tree() Gavin Shan
2016-02-17 15:00   ` Rob Herring
2016-02-17 15:58   ` Jyri Sarha
2016-02-17  3:44 ` [PATCH v8 44/45] drivers/of: Return allocated memory from of_fdt_unflatten_tree() Gavin Shan
2016-02-17  3:44 ` [PATCH v8 45/45] PCI/hotplug: PowerPC PowerNV PCI hotplug driver Gavin Shan
2016-04-15  0:47   ` Alistair Popple
2016-04-15  1:39     ` Gavin Shan
2016-04-19 10:36   ` Alexey Kardashevskiy
2016-04-20  1:55     ` Alistair Popple
2016-05-02 23:41       ` Gavin Shan
2016-05-03  0:44         ` Alexey Kardashevskiy
2016-05-02  3:44     ` Gavin Shan
2016-05-02  6:11       ` Alexey Kardashevskiy
2016-05-02 23:38         ` Gavin Shan
2016-04-13  7:28 ` [PATCH v8 00/45] powerpc/powernv: PCI hotplug support Alexey Kardashevskiy
2016-04-13  7:42   ` Gavin Shan
2016-04-13  9:14     ` Alexey Kardashevskiy
2016-04-13 23:42       ` Gavin Shan
2016-04-13 23:57         ` Alistair Popple
2016-04-14  1:30           ` Gavin Shan
2016-04-14  3:38             ` Alexey Kardashevskiy
2016-04-15 16:10             ` Rob Herring
2016-04-20  2:40               ` Gavin Shan
2016-04-14  3:26         ` Alexey Kardashevskiy
2016-04-14  5:25           ` Gavin Shan

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