From 6b82b3e4b54b2fce2ca11976c535012b836b2016 Mon Sep 17 00:00:00 2001 From: Anton Vorontsov Date: Tue, 9 Dec 2008 09:47:29 +0000 Subject: [PATCH] powerpc: Remove `have_of' global variable The `have_of' variable is a relic from the arch/ppc time, it isn't useful nowadays. Signed-off-by: Anton Vorontsov Acked-by: Benjamin Herrenschmidt Signed-off-by: Paul Mackerras --- arch/powerpc/include/asm/processor.h | 2 -- arch/powerpc/kernel/pci-common.c | 2 -- arch/powerpc/kernel/pci_32.c | 7 +------ arch/powerpc/kernel/setup_32.c | 2 -- arch/powerpc/kernel/setup_64.c | 1 - fs/proc/proc_devtree.c | 3 +-- 6 files changed, 2 insertions(+), 15 deletions(-) diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h index cd7a47860e5a..d3466490104a 100644 --- a/arch/powerpc/include/asm/processor.h +++ b/arch/powerpc/include/asm/processor.h @@ -69,8 +69,6 @@ extern int _prep_type; #ifdef __KERNEL__ -extern int have_of; - struct task_struct; void start_thread(struct pt_regs *regs, unsigned long fdptr, unsigned long sp); void release_thread(struct task_struct *); diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c index 91c3f52e33a8..1a32db331a5c 100644 --- a/arch/powerpc/kernel/pci-common.c +++ b/arch/powerpc/kernel/pci-common.c @@ -160,8 +160,6 @@ EXPORT_SYMBOL(pci_domain_nr); */ struct pci_controller* pci_find_hose_for_OF_device(struct device_node* node) { - if (!have_of) - return NULL; while(node) { struct pci_controller *hose, *tmp; list_for_each_entry_safe(hose, tmp, &hose_list, list_node) diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c index 7ad11e592f2b..132cd80afa21 100644 --- a/arch/powerpc/kernel/pci_32.c +++ b/arch/powerpc/kernel/pci_32.c @@ -266,9 +266,6 @@ pci_busdev_to_OF_node(struct pci_bus *bus, int devfn) { struct device_node *parent, *np; - if (!have_of) - return NULL; - pr_debug("pci_busdev_to_OF_node(%d,0x%x)\n", bus->number, devfn); parent = scan_OF_for_pci_bus(bus); if (parent == NULL) @@ -309,8 +306,6 @@ pci_device_from_OF_node(struct device_node* node, u8* bus, u8* devfn) struct pci_controller* hose; struct pci_dev* dev = NULL; - if (!have_of) - return -ENODEV; /* Make sure it's really a PCI device */ hose = pci_find_hose_for_OF_device(node); if (!hose || !hose->dn) @@ -431,7 +426,7 @@ static int __init pcibios_init(void) * numbers vs. kernel bus numbers since we may have to * remap them. */ - if (pci_assign_all_buses && have_of) + if (pci_assign_all_buses) pcibios_make_OF_bus_map(); /* Call common code to handle resource allocation */ diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c index c1a27626a940..cc4679ed9527 100644 --- a/arch/powerpc/kernel/setup_32.c +++ b/arch/powerpc/kernel/setup_32.c @@ -53,8 +53,6 @@ unsigned long ISA_DMA_THRESHOLD; unsigned int DMA_MODE_READ; unsigned int DMA_MODE_WRITE; -int have_of = 1; - #ifdef CONFIG_VGA_CONSOLE unsigned long vgacon_remap_base; EXPORT_SYMBOL(vgacon_remap_base); diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index 93c875ae985a..ce48f5c5c542 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c @@ -70,7 +70,6 @@ #define DBG(fmt...) #endif -int have_of = 1; int boot_cpuid = 0; u64 ppc64_pft_size; diff --git a/fs/proc/proc_devtree.c b/fs/proc/proc_devtree.c index d777789b7a89..de2bba5a3440 100644 --- a/fs/proc/proc_devtree.c +++ b/fs/proc/proc_devtree.c @@ -218,8 +218,7 @@ void proc_device_tree_add_node(struct device_node *np, void __init proc_device_tree_init(void) { struct device_node *root; - if ( !have_of ) - return; + proc_device_tree = proc_mkdir("device-tree", NULL); if (proc_device_tree == 0) return; -- 2.39.5