a7y18lte-ubports/android_kernel_samsung_universal7885
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

[POWERPC] Celleb: consolidate spu management ops

Browse Source 
Spu management ops in arch/platforms/cell/spu_priv1_mmio.h can be used
commonly in of based platform. This patch separates spu management ops
from native cell code and uses on celleb platform.

Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
Signed-off-by: Kou Ishizaki <kou.ishizaki@toshiba.co.jp>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Ishizaki Kou 2007-02-02 16:45:33 +09:00 committed by Paul Mackerras
parent 3cdc20e517
commit c9868fe0e0
5 changed files with 463 additions and 401 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
arch/powerpc/platforms/cell/Makefile
View File

@ -14,7 +14,12 @@ endif
spufs-modular-$(CONFIG_SPU_FS) += spu_syscalls.o spufs-modular-$(CONFIG_SPU_FS) += spu_syscalls.o
spu-priv1-$(CONFIG_PPC_CELL_NATIVE) += spu_priv1_mmio.o spu-priv1-$(CONFIG_PPC_CELL_NATIVE) += spu_priv1_mmio.o
spu-manage-$(CONFIG_PPC_CELLEB) += spu_manage.o
spu-manage-$(CONFIG_PPC_CELL_NATIVE) += spu_manage.o
obj-$(CONFIG_SPU_BASE) += spu_callbacks.o spu_base.o \ obj-$(CONFIG_SPU_BASE) += spu_callbacks.o spu_base.o \
spu_coredump.o \ spu_coredump.o \
$(spufs-modular-m) \ $(spufs-modular-m) \
$(spu-priv1-y) spufs/ $(spu-priv1-y) \
$(spu-manage-y) \
spufs/

420
arch/powerpc/platforms/cell/spu_manage.c Normal file
View File

@ -0,0 +1,420 @@
/*
* spu management operations for of based platforms
*
* (C) Copyright IBM Deutschland Entwicklung GmbH 2005
* Copyright 2006 Sony Corp.
* (C) Copyright 2007 TOSHIBA CORPORATION
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <linux/interrupt.h>
#include <linux/list.h>
#include <linux/module.h>
#include <linux/ptrace.h>
#include <linux/slab.h>
#include <linux/wait.h>
#include <linux/mm.h>
#include <linux/io.h>
#include <linux/mutex.h>
#include <linux/device.h>
#include <asm/spu.h>
#include <asm/spu_priv1.h>
#include <asm/firmware.h>
#include <asm/prom.h>
#include "interrupt.h"
struct device_node *spu_devnode(struct spu *spu)
{
return spu->devnode;
}
EXPORT_SYMBOL_GPL(spu_devnode);
static u64 __init find_spu_unit_number(struct device_node *spe)
{
const unsigned int *prop;
int proplen;
prop = get_property(spe, "unit-id", &proplen);
if (proplen == 4)
return (u64)*prop;
prop = get_property(spe, "reg", &proplen);
if (proplen == 4)
return (u64)*prop;
return 0;
}
static int __init cell_spuprop_present(struct spu *spu, struct device_node *spe,
const char *prop)
{
const struct address_prop {
unsigned long address;
unsigned int len;
} __attribute__((packed)) *p;
int proplen;
unsigned long start_pfn, nr_pages;
struct pglist_data *pgdata;
struct zone *zone;
int ret;
p = get_property(spe, prop, &proplen);
WARN_ON(proplen != sizeof (*p));
start_pfn = p->address >> PAGE_SHIFT;
nr_pages = ((unsigned long)p->len + PAGE_SIZE - 1) >> PAGE_SHIFT;
pgdata = NODE_DATA(spu->node);
zone = pgdata->node_zones;
ret = __add_pages(zone, start_pfn, nr_pages);
return ret;
}
static void __iomem * __init map_spe_prop(struct spu *spu,
struct device_node *n, const char *name)
{
const struct address_prop {
unsigned long address;
unsigned int len;
} __attribute__((packed)) *prop;
const void *p;
int proplen;
void __iomem *ret = NULL;
int err = 0;
p = get_property(n, name, &proplen);
if (proplen != sizeof (struct address_prop))
return NULL;
prop = p;
err = cell_spuprop_present(spu, n, name);
if (err && (err != -EEXIST))
goto out;
ret = ioremap(prop->address, prop->len);
out:
return ret;
}
static void spu_unmap(struct spu *spu)
{
if (!firmware_has_feature(FW_FEATURE_LPAR))
iounmap(spu->priv1);
iounmap(spu->priv2);
iounmap(spu->problem);
iounmap((__force u8 __iomem *)spu->local_store);
}
static int __init spu_map_interrupts_old(struct spu *spu,
struct device_node *np)
{
unsigned int isrc;
const u32 *tmp;
int nid;
/* Get the interrupt source unit from the device-tree */
tmp = get_property(np, "isrc", NULL);
if (!tmp)
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 |= nid << IIC_IRQ_NODE_SHIFT;
/* Now map interrupts of all 3 classes */
spu->irqs[0] = irq_create_mapping(NULL, IIC_IRQ_CLASS_0 | isrc);
spu->irqs[1] = irq_create_mapping(NULL, IIC_IRQ_CLASS_1 | isrc);
spu->irqs[2] = irq_create_mapping(NULL, IIC_IRQ_CLASS_2 | isrc);
/* Right now, we only fail if class 2 failed */
return spu->irqs[2] == NO_IRQ ? -EINVAL : 0;
}
static int __init spu_map_device_old(struct spu *spu)
{
struct device_node *node = spu->devnode;
const char *prop;
int ret;
ret = -ENODEV;
spu->name = get_property(node, "name", NULL);
if (!spu->name)
goto out;
prop = get_property(node, "local-store", NULL);
if (!prop)
goto out;
spu->local_store_phys = *(unsigned long *)prop;
/* we use local store as ram, not io memory */
spu->local_store = (void __force *)
map_spe_prop(spu, node, "local-store");
if (!spu->local_store)
goto out;
prop = get_property(node, "problem", NULL);
if (!prop)
goto out_unmap;
spu->problem_phys = *(unsigned long *)prop;
spu->problem = map_spe_prop(spu, node, "problem");
if (!spu->problem)
goto out_unmap;
spu->priv2 = map_spe_prop(spu, node, "priv2");
if (!spu->priv2)
goto out_unmap;
if (!firmware_has_feature(FW_FEATURE_LPAR)) {
spu->priv1 = map_spe_prop(spu, node, "priv1");
if (!spu->priv1)
goto out_unmap;
}
ret = 0;
goto out;
out_unmap:
spu_unmap(spu);
out:
return ret;
}
static int __init spu_map_interrupts(struct spu *spu, struct device_node *np)
{
struct of_irq oirq;
int ret;
int i;
for (i=0; i < 3; i++) {
ret = of_irq_map_one(np, i, &oirq);
if (ret) {
pr_debug("spu_new: failed to get irq %d\n", i);
goto err;
}
ret = -EINVAL;
pr_debug(" irq %d no 0x%x on %s\n", i, oirq.specifier[0],
oirq.controller->full_name);
spu->irqs[i] = irq_create_of_mapping(oirq.controller,
oirq.specifier, oirq.size);
if (spu->irqs[i] == NO_IRQ) {
pr_debug("spu_new: failed to map it !\n");
goto err;
}
}
return 0;
err:
pr_debug("failed to map irq %x for spu %s\n", *oirq.specifier,
spu->name);
for (; i >= 0; i--) {
if (spu->irqs[i] != NO_IRQ)
irq_dispose_mapping(spu->irqs[i]);
}
return ret;
}
static int spu_map_resource(struct spu *spu, int nr,
void __iomem** virt, unsigned long *phys)
{
struct device_node *np = 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(np, nr, &resource);
if (ret)
goto out;
if (phys)
*phys = 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;
ret = __add_pages(zone, start_pfn, nr_pages);
out:
return ret;
}
static int __init spu_map_device(struct spu *spu)
{
struct device_node *np = spu->devnode;
int ret = -ENODEV;
spu->name = get_property(np, "name", NULL);
if (!spu->name)
goto out;
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",
np->full_name);
goto out;
}
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",
np->full_name);
goto out_unmap;
}
ret = spu_map_resource(spu, 2, (void __iomem**)&spu->priv2, NULL);
if (ret) {
pr_debug("spu_new: failed to map %s resource 2\n",
np->full_name);
goto out_unmap;
}
if (!firmware_has_feature(FW_FEATURE_LPAR))
ret = spu_map_resource(spu, 3,
(void __iomem**)&spu->priv1, NULL);
if (ret) {
pr_debug("spu_new: failed to map %s resource 3\n",
np->full_name);
goto out_unmap;
}
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->priv1);
return 0;
out_unmap:
spu_unmap(spu);
out:
pr_debug("failed to map spe %s: %d\n", spu->name, ret);
return ret;
}
static int __init of_enumerate_spus(int (*fn)(void *data))
{
int ret;
struct device_node *node;
ret = -ENODEV;
for (node = of_find_node_by_type(NULL, "spe");
node; node = of_find_node_by_type(node, "spe")) {
ret = fn(node);
if (ret) {
printk(KERN_WARNING "%s: Error initializing %s\n",
__FUNCTION__, node->name);
break;
}
}
return ret;
}
static int __init of_create_spu(struct spu *spu, void *data)
{
int ret;
struct device_node *spe = (struct device_node *)data;
static int legacy_map = 0, legacy_irq = 0;
spu->devnode = of_node_get(spe);
spu->spe_id = find_spu_unit_number(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);
printk(KERN_WARNING "Check if CONFIG_NUMA is enabled.\n");
ret = -ENODEV;
goto out;
}
ret = spu_map_device(spu);
if (ret) {
if (!legacy_map) {
legacy_map = 1;
printk(KERN_WARNING "%s: Legacy device tree found, "
"trying to map old style\n", __FUNCTION__);
}
ret = spu_map_device_old(spu);
if (ret) {
printk(KERN_ERR "Unable to map %s\n",
spu->name);
goto out;
}
}
ret = spu_map_interrupts(spu, spe);
if (ret) {
if (!legacy_irq) {
legacy_irq = 1;
printk(KERN_WARNING "%s: Legacy device tree found, "
"trying old style irq\n", __FUNCTION__);
}
ret = spu_map_interrupts_old(spu, spe);
if (ret) {
printk(KERN_ERR "%s: could not map interrupts",
spu->name);
goto out_unmap;
}
}
pr_debug("Using SPE %s %p %p %p %p %d\n", spu->name,
spu->local_store, spu->problem, spu->priv1,
spu->priv2, spu->number);
goto out;
out_unmap:
spu_unmap(spu);
out:
return ret;
}
static int of_destroy_spu(struct spu *spu)
{
spu_unmap(spu);
of_node_put(spu->devnode);
return 0;
}
const struct spu_management_ops spu_management_of_ops = {
.enumerate_spus = of_enumerate_spus,
.create_spu = of_create_spu,
.destroy_spu = of_destroy_spu,
};

422
arch/powerpc/platforms/cell/spu_priv1_mmio.c
View File

@ -37,490 +37,112 @@
#include "interrupt.h" #include "interrupt.h"
#include "spu_priv1_mmio.h" #include "spu_priv1_mmio.h"
static DEFINE_MUTEX(add_spumem_mutex);
struct spu_pdata {
struct device_node *devnode;
struct spu_priv1 __iomem *priv1;
};
static struct spu_pdata *spu_get_pdata(struct spu *spu)
{
BUG_ON(!spu->pdata);
return spu->pdata;
}
struct device_node *spu_devnode(struct spu *spu)
{
return spu_get_pdata(spu)->devnode;
}
EXPORT_SYMBOL_GPL(spu_devnode);
static int __init cell_spuprop_present(struct spu *spu, struct device_node *spe,
const char *prop)
{
const struct address_prop {
unsigned long address;
unsigned int len;
} __attribute__((packed)) *p;
int proplen;
unsigned long start_pfn, nr_pages;
struct pglist_data *pgdata;
struct zone *zone;
int ret;
p = get_property(spe, prop, &proplen);
WARN_ON(proplen != sizeof (*p));
start_pfn = p->address >> PAGE_SHIFT;
nr_pages = ((unsigned long)p->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);
return ret;
}
static void __iomem * __init map_spe_prop(struct spu *spu,
struct device_node *n, const char *name)
{
const struct address_prop {
unsigned long address;
unsigned int len;
} __attribute__((packed)) *prop;
const void *p;
int proplen;
void __iomem *ret = NULL;
int err = 0;
p = get_property(n, name, &proplen);
if (proplen != sizeof (struct address_prop))
return NULL;
prop = p;
err = cell_spuprop_present(spu, n, name);
if (err && (err != -EEXIST))
goto out;
ret = ioremap(prop->address, prop->len);
out:
return ret;
}
static void spu_unmap(struct spu *spu)
{
iounmap(spu->priv2);
iounmap(spu_get_pdata(spu)->priv1);
iounmap(spu->problem);
iounmap((__force u8 __iomem *)spu->local_store);
}
static int __init spu_map_interrupts_old(struct spu *spu,
struct device_node *np)
{
unsigned int isrc;
const u32 *tmp;
int nid;
/* Get the interrupt source unit from the device-tree */
tmp = get_property(np, "isrc", NULL);
if (!tmp)
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 |= nid << IIC_IRQ_NODE_SHIFT;
/* Now map interrupts of all 3 classes */
spu->irqs[0] = irq_create_mapping(NULL, IIC_IRQ_CLASS_0 | isrc);
spu->irqs[1] = irq_create_mapping(NULL, IIC_IRQ_CLASS_1 | isrc);
spu->irqs[2] = irq_create_mapping(NULL, IIC_IRQ_CLASS_2 | isrc);
/* Right now, we only fail if class 2 failed */
return spu->irqs[2] == NO_IRQ ? -EINVAL : 0;
}
static int __init spu_map_device_old(struct spu *spu, struct device_node *node)
{
const char *prop;
int ret;
ret = -ENODEV;
spu->name = get_property(node, "name", NULL);
if (!spu->name)
goto out;
prop = get_property(node, "local-store", NULL);
if (!prop)
goto out;
spu->local_store_phys = *(unsigned long *)prop;
/* we use local store as ram, not io memory */
spu->local_store = (void __force *)
map_spe_prop(spu, node, "local-store");
if (!spu->local_store)
goto out;
prop = get_property(node, "problem", NULL);
if (!prop)
goto out_unmap;
spu->problem_phys = *(unsigned long *)prop;
spu->problem= map_spe_prop(spu, node, "problem");
if (!spu->problem)
goto out_unmap;
spu_get_pdata(spu)->priv1= map_spe_prop(spu, node, "priv1");
spu->priv2= map_spe_prop(spu, node, "priv2");
if (!spu->priv2)
goto out_unmap;
ret = 0;
goto out;
out_unmap:
spu_unmap(spu);
out:
return ret;
}
static int __init spu_map_interrupts(struct spu *spu, struct device_node *np)
{
struct of_irq oirq;
int ret;
int i;
for (i=0; i < 3; i++) {
ret = of_irq_map_one(np, i, &oirq);
if (ret) {
pr_debug("spu_new: failed to get irq %d\n", i);
goto err;
}
ret = -EINVAL;
pr_debug(" irq %d no 0x%x on %s\n", i, oirq.specifier[0],
oirq.controller->full_name);
spu->irqs[i] = irq_create_of_mapping(oirq.controller,
oirq.specifier, oirq.size);
if (spu->irqs[i] == NO_IRQ) {
pr_debug("spu_new: failed to map it !\n");
goto err;
}
}
return 0;
err:
pr_debug("failed to map irq %x for spu %s\n", *oirq.specifier,
spu->name);
for (; i >= 0; i--) {
if (spu->irqs[i] != NO_IRQ)
irq_dispose_mapping(spu->irqs[i]);
}
return ret;
}
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(np, nr, &resource);
if (ret)
goto out;
if (phys)
*phys = 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 *np = spu_get_pdata(spu)->devnode;
int ret = -ENODEV;
spu->name = get_property(np, "name", NULL);
if (!spu->name)
goto out;
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",
np->full_name);
goto out;
}
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",
np->full_name);
goto out_unmap;
}
ret = spu_map_resource(spu, 2, (void __iomem**)&spu->priv2, NULL);
if (ret) {
pr_debug("spu_new: failed to map %s resource 2\n",
np->full_name);
goto out_unmap;
}
if (!firmware_has_feature(FW_FEATURE_LPAR))
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",
np->full_name);
goto out_unmap;
}
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);
return 0;
out_unmap:
spu_unmap(spu);
out:
pr_debug("failed to map spe %s: %d\n", spu->name, ret);
return ret;
}
static int __init of_enumerate_spus(int (*fn)(void *data))
{
int ret;
struct device_node *node;
ret = -ENODEV;
for (node = of_find_node_by_type(NULL, "spe");
node; node = of_find_node_by_type(node, "spe")) {
ret = fn(node);
if (ret) {
printk(KERN_WARNING "%s: Error initializing %s\n",
__FUNCTION__, node->name);
break;
}
}
return ret;
}
static int __init of_create_spu(struct spu *spu, void *data)
{
int ret;
struct device_node *spe = (struct device_node *)data;
spu->pdata = kzalloc(sizeof(struct spu_pdata),
GFP_KERNEL);
if (!spu->pdata) {
ret = -ENOMEM;
goto out;
}
spu_get_pdata(spu)->devnode = of_node_get(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);
printk(KERN_WARNING "Check if CONFIG_NUMA is enabled.\n");
ret = -ENODEV;
goto out_free;
}
ret = spu_map_device(spu);
/* try old method */
if (ret)
ret = spu_map_device_old(spu, spe);
if (ret)
goto out_free;
ret = spu_map_interrupts(spu, spe);
if (ret)
ret = spu_map_interrupts_old(spu, spe);
if (ret)
goto out_unmap;
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);
goto out;
out_unmap:
spu_unmap(spu);
out_free:
kfree(spu->pdata);
spu->pdata = NULL;
out:
return ret;
}
static int of_destroy_spu(struct spu *spu)
{
spu_unmap(spu);
of_node_put(spu_get_pdata(spu)->devnode);
kfree(spu->pdata);
spu->pdata = NULL;
return 0;
}
const struct spu_management_ops spu_management_of_ops = {
.enumerate_spus = of_enumerate_spus,
.create_spu = of_create_spu,
.destroy_spu = of_destroy_spu,
};
static void int_mask_and(struct spu *spu, int class, u64 mask) static void int_mask_and(struct spu *spu, int class, u64 mask)
{ {
u64 old_mask; u64 old_mask;
old_mask = in_be64(&spu_get_pdata(spu)->priv1->int_mask_RW[class]); old_mask = in_be64(&spu->priv1->int_mask_RW[class]);
out_be64(&spu_get_pdata(spu)->priv1->int_mask_RW[class], out_be64(&spu->priv1->int_mask_RW[class], old_mask & mask);
old_mask & mask);
} }
static void int_mask_or(struct spu *spu, int class, u64 mask) static void int_mask_or(struct spu *spu, int class, u64 mask)
{ {
u64 old_mask; u64 old_mask;
old_mask = in_be64(&spu_get_pdata(spu)->priv1->int_mask_RW[class]); old_mask = in_be64(&spu->priv1->int_mask_RW[class]);
out_be64(&spu_get_pdata(spu)->priv1->int_mask_RW[class], out_be64(&spu->priv1->int_mask_RW[class], old_mask | mask);
old_mask | mask);
} }
static void int_mask_set(struct spu *spu, int class, u64 mask) static void int_mask_set(struct spu *spu, int class, u64 mask)
{ {
out_be64(&spu_get_pdata(spu)->priv1->int_mask_RW[class], mask); out_be64(&spu->priv1->int_mask_RW[class], mask);
} }
static u64 int_mask_get(struct spu *spu, int class) static u64 int_mask_get(struct spu *spu, int class)
{ {
return in_be64(&spu_get_pdata(spu)->priv1->int_mask_RW[class]); return in_be64(&spu->priv1->int_mask_RW[class]);
} }
static void int_stat_clear(struct spu *spu, int class, u64 stat) static void int_stat_clear(struct spu *spu, int class, u64 stat)
{ {
out_be64(&spu_get_pdata(spu)->priv1->int_stat_RW[class], stat); out_be64(&spu->priv1->int_stat_RW[class], stat);
} }
static u64 int_stat_get(struct spu *spu, int class) static u64 int_stat_get(struct spu *spu, int class)
{ {
return in_be64(&spu_get_pdata(spu)->priv1->int_stat_RW[class]); return in_be64(&spu->priv1->int_stat_RW[class]);
} }
static void cpu_affinity_set(struct spu *spu, int cpu) static void cpu_affinity_set(struct spu *spu, int cpu)
{ {
u64 target = iic_get_target_id(cpu); u64 target = iic_get_target_id(cpu);
u64 route = target << 48 | target << 32 | target << 16; u64 route = target << 48 | target << 32 | target << 16;
out_be64(&spu_get_pdata(spu)->priv1->int_route_RW, route); out_be64(&spu->priv1->int_route_RW, route);
} }
static u64 mfc_dar_get(struct spu *spu) static u64 mfc_dar_get(struct spu *spu)
{ {
return in_be64(&spu_get_pdata(spu)->priv1->mfc_dar_RW); return in_be64(&spu->priv1->mfc_dar_RW);
} }
static u64 mfc_dsisr_get(struct spu *spu) static u64 mfc_dsisr_get(struct spu *spu)
{ {
return in_be64(&spu_get_pdata(spu)->priv1->mfc_dsisr_RW); return in_be64(&spu->priv1->mfc_dsisr_RW);
} }
static void mfc_dsisr_set(struct spu *spu, u64 dsisr) static void mfc_dsisr_set(struct spu *spu, u64 dsisr)
{ {
out_be64(&spu_get_pdata(spu)->priv1->mfc_dsisr_RW, dsisr); out_be64(&spu->priv1->mfc_dsisr_RW, dsisr);
} }
static void mfc_sdr_setup(struct spu *spu) static void mfc_sdr_setup(struct spu *spu)
{ {
out_be64(&spu_get_pdata(spu)->priv1->mfc_sdr_RW, mfspr(SPRN_SDR1)); out_be64(&spu->priv1->mfc_sdr_RW, mfspr(SPRN_SDR1));
} }
static void mfc_sr1_set(struct spu *spu, u64 sr1) static void mfc_sr1_set(struct spu *spu, u64 sr1)
{ {
out_be64(&spu_get_pdata(spu)->priv1->mfc_sr1_RW, sr1); out_be64(&spu->priv1->mfc_sr1_RW, sr1);
} }
static u64 mfc_sr1_get(struct spu *spu) static u64 mfc_sr1_get(struct spu *spu)
{ {
return in_be64(&spu_get_pdata(spu)->priv1->mfc_sr1_RW); return in_be64(&spu->priv1->mfc_sr1_RW);
} }
static void mfc_tclass_id_set(struct spu *spu, u64 tclass_id) static void mfc_tclass_id_set(struct spu *spu, u64 tclass_id)
{ {
out_be64(&spu_get_pdata(spu)->priv1->mfc_tclass_id_RW, tclass_id); out_be64(&spu->priv1->mfc_tclass_id_RW, tclass_id);
} }
static u64 mfc_tclass_id_get(struct spu *spu) static u64 mfc_tclass_id_get(struct spu *spu)
{ {
return in_be64(&spu_get_pdata(spu)->priv1->mfc_tclass_id_RW); return in_be64(&spu->priv1->mfc_tclass_id_RW);
} }
static void tlb_invalidate(struct spu *spu) static void tlb_invalidate(struct spu *spu)
{ {
out_be64(&spu_get_pdata(spu)->priv1->tlb_invalidate_entry_W, 0ul); out_be64(&spu->priv1->tlb_invalidate_entry_W, 0ul);
} }
static void resource_allocation_groupID_set(struct spu *spu, u64 id) static void resource_allocation_groupID_set(struct spu *spu, u64 id)
{ {
out_be64(&spu_get_pdata(spu)->priv1->resource_allocation_groupID_RW, out_be64(&spu->priv1->resource_allocation_groupID_RW, id);
id);
} }
static u64 resource_allocation_groupID_get(struct spu *spu) static u64 resource_allocation_groupID_get(struct spu *spu)
{ {
return in_be64( return in_be64(&spu->priv1->resource_allocation_groupID_RW);
&spu_get_pdata(spu)->priv1->resource_allocation_groupID_RW);
} }
static void resource_allocation_enable_set(struct spu *spu, u64 enable) static void resource_allocation_enable_set(struct spu *spu, u64 enable)
{ {
out_be64(&spu_get_pdata(spu)->priv1->resource_allocation_enable_RW, out_be64(&spu->priv1->resource_allocation_enable_RW, enable);
enable);
} }
static u64 resource_allocation_enable_get(struct spu *spu) static u64 resource_allocation_enable_get(struct spu *spu)
{ {
return in_be64( return in_be64(&spu->priv1->resource_allocation_enable_RW);
&spu_get_pdata(spu)->priv1->resource_allocation_enable_RW);
} }
const struct spu_priv1_ops spu_priv1_mmio_ops = const struct spu_priv1_ops spu_priv1_mmio_ops =

13
include/asm-powerpc/spu.h
View File

@ -104,6 +104,7 @@
struct spu_context; struct spu_context;
struct spu_runqueue; struct spu_runqueue;
struct device_node;
struct spu { struct spu {
const char *name; const char *name;
@ -142,7 +143,19 @@ struct spu {
char irq_c1[8]; char irq_c1[8];
char irq_c2[8]; char irq_c2[8];
u64 spe_id;
void* pdata; /* platform private data */ void* pdata; /* platform private data */
/* of based platforms only */
struct device_node *devnode;
/* native only */
struct spu_priv1 __iomem *priv1;
/* beat only */
u64 shadow_int_mask_RW[3];
struct sys_device sysdev; struct sys_device sysdev;
}; };

2
include/asm-powerpc/spu_priv1.h
View File

@ -206,6 +206,8 @@ spu_destroy_spu (struct spu *spu)
*/ */
extern const struct spu_priv1_ops spu_priv1_mmio_ops; extern const struct spu_priv1_ops spu_priv1_mmio_ops;
extern const struct spu_priv1_ops spu_priv1_beat_ops;
extern const struct spu_management_ops spu_management_of_ops; extern const struct spu_management_ops spu_management_of_ops;
#endif /* __KERNEL__ */ #endif /* __KERNEL__ */