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powerpc: Remove `have_of' global variable

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The `have_of' variable is a relic from the arch/ppc time, it isn't
useful nowadays.

Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Anton Vorontsov 2008-12-09 09:47:29 +00:00 committed by Paul Mackerras
parent 0efbb57e06
commit 6b82b3e4b5
6 changed files with 2 additions and 15 deletions
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2
arch/powerpc/include/asm/processor.h
View File

@ -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 *);

2
arch/powerpc/kernel/pci-common.c
View File

@ -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)

7
arch/powerpc/kernel/pci_32.c
View File

@ -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 */

2
arch/powerpc/kernel/setup_32.c
View File

@ -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);

1
arch/powerpc/kernel/setup_64.c
View File

@ -70,7 +70,6 @@
#define DBG(fmt...)
#endif
int have_of = 1;
int boot_cpuid = 0;
u64 ppc64_pft_size;

3
fs/proc/proc_devtree.c
View File

@ -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;