From patchwork Thu Mar 18 15:22:50 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Grant Likely X-Patchwork-Id: 48059 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 6D110B7D98 for ; Fri, 19 Mar 2010 02:25:07 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754624Ab0CRPXc (ORCPT ); Thu, 18 Mar 2010 11:23:32 -0400 Received: from mail-pz0-f200.google.com ([209.85.222.200]:59266 "EHLO mail-pz0-f200.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754526Ab0CRPWx (ORCPT ); Thu, 18 Mar 2010 11:22:53 -0400 Received: by mail-pz0-f200.google.com with SMTP id 38so1769635pzk.33 for ; Thu, 18 Mar 2010 08:22:53 -0700 (PDT) Received: by 10.115.36.31 with SMTP id o31mr2722763waj.79.1268925773265; Thu, 18 Mar 2010 08:22:53 -0700 (PDT) Received: from angua (S01060002b3d79728.cg.shawcable.net [70.72.87.49]) by mx.google.com with ESMTPS id 21sm56507pzk.12.2010.03.18.08.22.51 (version=TLSv1/SSLv3 cipher=RC4-MD5); Thu, 18 Mar 2010 08:22:52 -0700 (PDT) Received: from [127.0.1.1] (localhost [127.0.0.1]) by angua (Postfix) with ESMTP id 947C6C4C; Thu, 18 Mar 2010 09:22:50 -0600 (MDT) From: Grant Likely Subject: [V2 PATCH 08/10] arch/powerpc: Remove obsolete dev_archdata.of_node and of_devce.node To: davem@davemloft.net, benh@kernel.crashing.org, linux-kernel@vger.kernel.org, michal.simek@petalogix.com, linuxppc-dev@lists.ozlabs.org, sparclinux@vger.kernel.org, microblaze-uclinux@itee.uq.edu.au Date: Thu, 18 Mar 2010 09:22:50 -0600 Message-ID: <20100318152250.21082.35352.stgit@angua> In-Reply-To: <20100318144836.21082.93040.stgit@angua> References: <20100318144836.21082.93040.stgit@angua> User-Agent: StGIT/0.14.2 MIME-Version: 1.0 Sender: sparclinux-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: sparclinux@vger.kernel.org Both dev_archdata.of_node and of_device.node are duplications of the device.of_node value. This patch removes them. Signed-off-by: Grant Likely --- arch/powerpc/include/asm/device.h | 15 --------------- arch/powerpc/include/asm/of_device.h | 1 - arch/powerpc/kernel/of_device.c | 4 +--- arch/powerpc/kernel/pci-common.c | 1 - arch/powerpc/kernel/vio.c | 17 ++++++++--------- arch/powerpc/platforms/cell/iommu.c | 5 ++--- arch/powerpc/platforms/pasemi/setup.c | 4 ++-- arch/powerpc/platforms/ps3/system-bus.c | 1 - arch/powerpc/platforms/pseries/iommu.c | 2 +- 9 files changed, 14 insertions(+), 36 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe sparclinux" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/arch/powerpc/include/asm/device.h b/arch/powerpc/include/asm/device.h index 6d94d27..f23f8d8 100644 --- a/arch/powerpc/include/asm/device.h +++ b/arch/powerpc/include/asm/device.h @@ -10,9 +10,6 @@ struct dma_map_ops; struct device_node; struct dev_archdata { - /* Optional pointer to an OF device node */ - struct device_node *of_node; - /* DMA operations on that device */ struct dma_map_ops *dma_ops; @@ -30,18 +27,6 @@ struct dev_archdata { #endif }; -static inline void dev_archdata_set_node(struct dev_archdata *ad, - struct device_node *np) -{ - ad->of_node = np; -} - -static inline struct device_node * -dev_archdata_get_node(const struct dev_archdata *ad) -{ - return ad->of_node; -} - struct pdev_archdata { }; diff --git a/arch/powerpc/include/asm/of_device.h b/arch/powerpc/include/asm/of_device.h index a64debf..8b26f96 100644 --- a/arch/powerpc/include/asm/of_device.h +++ b/arch/powerpc/include/asm/of_device.h @@ -12,7 +12,6 @@ */ struct of_device { - struct device_node *node; /* to be obsoleted */ u64 dma_mask; /* DMA mask */ struct device dev; /* Generic device interface */ }; diff --git a/arch/powerpc/kernel/of_device.c b/arch/powerpc/kernel/of_device.c index 285c849..20b3474 100644 --- a/arch/powerpc/kernel/of_device.c +++ b/arch/powerpc/kernel/of_device.c @@ -69,12 +69,10 @@ struct of_device *of_device_alloc(struct device_node *np, if (!dev) return NULL; - dev->node = of_node_get(np); + dev->dev.of_node = of_node_get(np); dev->dev.dma_mask = &dev->dma_mask; dev->dev.parent = parent; dev->dev.release = of_release_dev; - dev->dev.archdata.of_node = np; - dev->dev.of_node = np; if (bus_id) dev_set_name(&dev->dev, "%s", bus_id); diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c index 5f9e2c8..ba3bb42 100644 --- a/arch/powerpc/kernel/pci-common.c +++ b/arch/powerpc/kernel/pci-common.c @@ -1112,7 +1112,6 @@ void __devinit pcibios_setup_bus_devices(struct pci_bus *bus) continue; /* Setup OF node pointer in the device */ - sd->of_node = pci_device_to_OF_node(dev); dev->dev.of_node = pci_device_to_OF_node(dev); /* Fixup NUMA node as it may not be setup yet by the generic diff --git a/arch/powerpc/kernel/vio.c b/arch/powerpc/kernel/vio.c index 0670843..d4981c6 100644 --- a/arch/powerpc/kernel/vio.c +++ b/arch/powerpc/kernel/vio.c @@ -704,7 +704,7 @@ static int vio_cmo_bus_probe(struct vio_dev *viodev) * Check to see that device has a DMA window and configure * entitlement for the device. */ - if (of_get_property(viodev->dev.archdata.of_node, + if (of_get_property(viodev->dev.of_node, "ibm,my-dma-window", NULL)) { /* Check that the driver is CMO enabled and get desired DMA */ if (!viodrv->get_desired_dma) { @@ -1048,7 +1048,7 @@ static struct iommu_table *vio_build_iommu_table(struct vio_dev *dev) if (firmware_has_feature(FW_FEATURE_ISERIES)) return vio_build_iommu_table_iseries(dev); - dma_window = of_get_property(dev->dev.archdata.of_node, + dma_window = of_get_property(dev->dev.of_node, "ibm,my-dma-window", NULL); if (!dma_window) return NULL; @@ -1057,7 +1057,7 @@ static struct iommu_table *vio_build_iommu_table(struct vio_dev *dev) if (tbl == NULL) return NULL; - of_parse_dma_window(dev->dev.archdata.of_node, dma_window, + of_parse_dma_window(dev->dev.of_node, dma_window, &tbl->it_index, &offset, &size); /* TCE table size - measured in tce entries */ @@ -1085,7 +1085,7 @@ static const struct vio_device_id *vio_match_device( { while (ids->type[0] != '\0') { if ((strncmp(dev->type, ids->type, strlen(ids->type)) == 0) && - of_device_is_compatible(dev->dev.archdata.of_node, + of_device_is_compatible(dev->dev.of_node, ids->compat)) return ids; ids++; @@ -1178,7 +1178,7 @@ EXPORT_SYMBOL(vio_unregister_driver); static void __devinit vio_dev_release(struct device *dev) { /* XXX should free TCE table */ - of_node_put(dev->archdata.of_node); + of_node_put(dev->of_node); kfree(to_vio_dev(dev)); } @@ -1230,7 +1230,6 @@ struct vio_dev *vio_register_device_node(struct device_node *of_node) viodev->unit_address = *unit_address; } viodev->dev.of_node = of_node_get(of_node); - viodev->dev.archdata.of_node = viodev->dev.of_node; if (firmware_has_feature(FW_FEATURE_CMO)) vio_cmo_set_dma_ops(viodev); @@ -1315,7 +1314,7 @@ static ssize_t name_show(struct device *dev, static ssize_t devspec_show(struct device *dev, struct device_attribute *attr, char *buf) { - struct device_node *of_node = dev->archdata.of_node; + struct device_node *of_node = dev->of_node; return sprintf(buf, "%s\n", of_node ? of_node->full_name : "none"); } @@ -1347,7 +1346,7 @@ static int vio_hotplug(struct device *dev, struct kobj_uevent_env *env) struct device_node *dn; const char *cp; - dn = dev->archdata.of_node; + dn = dev->of_node; if (!dn) return -ENODEV; cp = of_get_property(dn, "compatible", NULL); @@ -1378,7 +1377,7 @@ static struct bus_type vio_bus_type = { */ const void *vio_get_attribute(struct vio_dev *vdev, char *which, int *length) { - return of_get_property(vdev->dev.archdata.of_node, which, length); + return of_get_property(vdev->dev.of_node, which, length); } EXPORT_SYMBOL(vio_get_attribute); diff --git a/arch/powerpc/platforms/cell/iommu.c b/arch/powerpc/platforms/cell/iommu.c index ca5bfdf..b610122 100644 --- a/arch/powerpc/platforms/cell/iommu.c +++ b/arch/powerpc/platforms/cell/iommu.c @@ -544,7 +544,6 @@ static struct iommu_table *cell_get_iommu_table(struct device *dev) { struct iommu_window *window; struct cbe_iommu *iommu; - struct dev_archdata *archdata = &dev->archdata; /* Current implementation uses the first window available in that * node's iommu. We -might- do something smarter later though it may @@ -553,7 +552,7 @@ static struct iommu_table *cell_get_iommu_table(struct device *dev) iommu = cell_iommu_for_node(dev_to_node(dev)); if (iommu == NULL || list_empty(&iommu->windows)) { printk(KERN_ERR "iommu: missing iommu for %s (node %d)\n", - archdata->of_node ? archdata->of_node->full_name : "?", + dev->of_node ? dev->of_node->full_name : "?", dev_to_node(dev)); return NULL; } @@ -896,7 +895,7 @@ static u64 cell_iommu_get_fixed_address(struct device *dev) const u32 *ranges = NULL; int i, len, best, naddr, nsize, pna, range_size; - np = of_node_get(dev->archdata.of_node); + np = of_node_get(dev->of_node); while (1) { naddr = of_n_addr_cells(np); nsize = of_n_size_cells(np); diff --git a/arch/powerpc/platforms/pasemi/setup.c b/arch/powerpc/platforms/pasemi/setup.c index 242f809..0ba5f86 100644 --- a/arch/powerpc/platforms/pasemi/setup.c +++ b/arch/powerpc/platforms/pasemi/setup.c @@ -359,10 +359,10 @@ static int pcmcia_notify(struct notifier_block *nb, unsigned long action, /* We know electra_cf devices will always have of_node set, since * electra_cf is an of_platform driver. */ - if (!parent->archdata.of_node) + if (!parent->of_node) return 0; - if (!of_device_is_compatible(parent->archdata.of_node, "electra-cf")) + if (!of_device_is_compatible(parent->of_node, "electra-cf")) return 0; /* We use the direct ops for localbus */ diff --git a/arch/powerpc/platforms/ps3/system-bus.c b/arch/powerpc/platforms/ps3/system-bus.c index 2171a5b..1a96243 100644 --- a/arch/powerpc/platforms/ps3/system-bus.c +++ b/arch/powerpc/platforms/ps3/system-bus.c @@ -766,7 +766,6 @@ int ps3_system_bus_device_register(struct ps3_system_bus_device *dev) }; dev->core.of_node = NULL; - dev->core.archdata.of_node = NULL; set_dev_node(&dev->core, 0); pr_debug("%s:%d add %s\n", __func__, __LINE__, dev_name(&dev->core)); diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c index 1a0000a..d26182d 100644 --- a/arch/powerpc/platforms/pseries/iommu.c +++ b/arch/powerpc/platforms/pseries/iommu.c @@ -468,7 +468,7 @@ static void pci_dma_dev_setup_pSeries(struct pci_dev *dev) pr_debug("pci_dma_dev_setup_pSeries: %s\n", pci_name(dev)); - dn = dev->dev.archdata.of_node; + dn = dev->dev.of_node; /* If we're the direct child of a root bus, then we need to allocate * an iommu table ourselves. The bus setup code should have setup