Commit 3cd7613e authored by Paul Mackerras's avatar Paul Mackerras

Merge branch 'cell-merge' of master.kernel.org:/pub/scm/linux/kernel/git/arnd/cell-2.6

parents 825020c3 4bc19626
This diff is collapsed.
......@@ -50,6 +50,7 @@ static struct of_device_id of_default_bus_ids[] = {
{ .type = "plb5", },
{ .type = "plb4", },
{ .type = "opb", },
{ .type = "ebc", },
{},
};
......
......@@ -37,7 +37,7 @@
*/
#define SPIDER_DISABLE_PREFETCH
#define MAX_SPIDERS 2
#define MAX_SPIDERS 3
static struct spider_pci_bus {
void __iomem *regs;
......
......@@ -37,8 +37,9 @@
#include "interrupt.h"
#include "spu_priv1_mmio.h"
static DEFINE_MUTEX(add_spumem_mutex);
struct spu_pdata {
int nid;
struct device_node *devnode;
struct spu_priv1 __iomem *priv1;
};
......@@ -56,20 +57,9 @@ struct device_node *spu_devnode(struct spu *spu)
EXPORT_SYMBOL_GPL(spu_devnode);
static int __init find_spu_node_id(struct device_node *spe)
{
const unsigned int *id;
struct device_node *cpu;
cpu = spe->parent->parent;
id = get_property(cpu, "node-id", NULL);
return id ? *id : 0;
}
static int __init cell_spuprop_present(struct spu *spu, struct device_node *spe,
const char *prop)
{
static DEFINE_MUTEX(add_spumem_mutex);
const struct address_prop {
unsigned long address;
unsigned int len;
......@@ -87,7 +77,7 @@ static int __init cell_spuprop_present(struct spu *spu, struct device_node *spe,
start_pfn = p->address >> PAGE_SHIFT;
nr_pages = ((unsigned long)p->len + PAGE_SIZE - 1) >> PAGE_SHIFT;
pgdata = NODE_DATA(spu_get_pdata(spu)->nid);
pgdata = NODE_DATA(spu->node);
zone = pgdata->node_zones;
/* XXX rethink locking here */
......@@ -140,6 +130,7 @@ static int __init spu_map_interrupts_old(struct spu *spu,
{
unsigned int isrc;
const u32 *tmp;
int nid;
/* Get the interrupt source unit from the device-tree */
tmp = get_property(np, "isrc", NULL);
......@@ -147,8 +138,15 @@ static int __init spu_map_interrupts_old(struct spu *spu,
return -ENODEV;
isrc = tmp[0];
tmp = get_property(np->parent->parent, "node-id", NULL);
if (!tmp) {
printk(KERN_WARNING "%s: can't find node-id\n", __FUNCTION__);
nid = spu->node;
} else
nid = tmp[0];
/* Add the node number */
isrc |= spu->node << IIC_IRQ_NODE_SHIFT;
isrc |= nid << IIC_IRQ_NODE_SHIFT;
/* Now map interrupts of all 3 classes */
spu->irqs[0] = irq_create_mapping(NULL, IIC_IRQ_CLASS_0 | isrc);
......@@ -237,70 +235,88 @@ static int __init spu_map_interrupts(struct spu *spu, struct device_node *np)
return ret;
}
static int spu_map_resource(struct device_node *node, int nr,
void __iomem** virt, unsigned long *phys)
static int spu_map_resource(struct spu *spu, int nr,
void __iomem** virt, unsigned long *phys)
{
struct device_node *np = spu_get_pdata(spu)->devnode;
unsigned long start_pfn, nr_pages;
struct pglist_data *pgdata;
struct zone *zone;
struct resource resource = { };
unsigned long len;
int ret;
ret = of_address_to_resource(node, nr, &resource);
ret = of_address_to_resource(np, nr, &resource);
if (ret)
goto out;
if (phys)
*phys = resource.start;
*virt = ioremap(resource.start, resource.end - resource.start);
len = resource.end - resource.start + 1;
*virt = ioremap(resource.start, len);
if (!*virt)
ret = -EINVAL;
start_pfn = resource.start >> PAGE_SHIFT;
nr_pages = (len + PAGE_SIZE - 1) >> PAGE_SHIFT;
pgdata = NODE_DATA(spu->node);
zone = pgdata->node_zones;
/* XXX rethink locking here */
mutex_lock(&add_spumem_mutex);
ret = __add_pages(zone, start_pfn, nr_pages);
mutex_unlock(&add_spumem_mutex);
out:
return ret;
}
static int __init spu_map_device(struct spu *spu, struct device_node *node)
static int __init spu_map_device(struct spu *spu)
{
struct device_node *np = spu_get_pdata(spu)->devnode;
int ret = -ENODEV;
spu->name = get_property(node, "name", NULL);
spu->name = get_property(np, "name", NULL);
if (!spu->name)
goto out;
ret = spu_map_resource(node, 0, (void __iomem**)&spu->local_store,
&spu->local_store_phys);
ret = spu_map_resource(spu, 0, (void __iomem**)&spu->local_store,
&spu->local_store_phys);
if (ret) {
pr_debug("spu_new: failed to map %s resource 0\n",
node->full_name);
np->full_name);
goto out;
}
ret = spu_map_resource(node, 1, (void __iomem**)&spu->problem,
&spu->problem_phys);
ret = spu_map_resource(spu, 1, (void __iomem**)&spu->problem,
&spu->problem_phys);
if (ret) {
pr_debug("spu_new: failed to map %s resource 1\n",
node->full_name);
np->full_name);
goto out_unmap;
}
ret = spu_map_resource(node, 2, (void __iomem**)&spu->priv2,
NULL);
ret = spu_map_resource(spu, 2, (void __iomem**)&spu->priv2, NULL);
if (ret) {
pr_debug("spu_new: failed to map %s resource 2\n",
node->full_name);
np->full_name);
goto out_unmap;
}
if (!firmware_has_feature(FW_FEATURE_LPAR))
ret = spu_map_resource(node, 3,
(void __iomem**)&spu_get_pdata(spu)->priv1, NULL);
ret = spu_map_resource(spu, 3,
(void __iomem**)&spu_get_pdata(spu)->priv1, NULL);
if (ret) {
pr_debug("spu_new: failed to map %s resource 3\n",
node->full_name);
np->full_name);
goto out_unmap;
}
pr_debug("spu_new: %s maps:\n", node->full_name);
pr_debug("spu_new: %s maps:\n", np->full_name);
pr_debug(" local store : 0x%016lx -> 0x%p\n",
spu->local_store_phys, spu->local_store);
pr_debug(" problem state : 0x%016lx -> 0x%p\n",
spu->problem_phys, spu->problem);
pr_debug(" priv2 : 0x%p\n", spu->priv2);
pr_debug(" priv1 : 0x%p\n",
spu_get_pdata(spu)->priv1);
spu_get_pdata(spu)->priv1);
return 0;
......@@ -340,8 +356,9 @@ static int __init of_create_spu(struct spu *spu, void *data)
ret = -ENOMEM;
goto out;
}
spu_get_pdata(spu)->devnode = of_node_get(spe);
spu->node = find_spu_node_id(spe);
spu->node = of_node_to_nid(spe);
if (spu->node >= MAX_NUMNODES) {
printk(KERN_WARNING "SPE %s on node %d ignored,"
" node number too big\n", spe->full_name, spu->node);
......@@ -350,11 +367,7 @@ static int __init of_create_spu(struct spu *spu, void *data)
goto out_free;
}
spu_get_pdata(spu)->nid = of_node_to_nid(spe);
if (spu_get_pdata(spu)->nid == -1)
spu_get_pdata(spu)->nid = 0;
ret = spu_map_device(spu, spe);
ret = spu_map_device(spu);
/* try old method */
if (ret)
ret = spu_map_device_old(spu, spe);
......@@ -367,8 +380,6 @@ static int __init of_create_spu(struct spu *spu, void *data)
if (ret)
goto out_unmap;
spu_get_pdata(spu)->devnode = of_node_get(spe);
pr_debug(KERN_DEBUG "Using SPE %s %p %p %p %p %d\n", spu->name,
spu->local_store, spu->problem, spu_get_pdata(spu)->priv1,
spu->priv2, spu->number);
......
......@@ -161,6 +161,7 @@ struct spu_syscall_block {
extern long spu_sys_callback(struct spu_syscall_block *s);
/* syscalls implemented in spufs */
struct file;
extern struct spufs_calls {
asmlinkage long (*create_thread)(const char __user *name,
unsigned int flags, mode_t mode);
......@@ -232,6 +233,7 @@ void spu_remove_sysdev_attr_group(struct attribute_group *attrs);
* to object-id spufs file from user space and the notifer
* function can assume that spu->ctx is valid.
*/
struct notifier_block;
int spu_switch_event_register(struct notifier_block * n);
int spu_switch_event_unregister(struct notifier_block * n);
......
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