void __init ps3_mm_vas_create(unsigned long* htab_size)
{
int result;
u64 start_address;
u64 size;
u64 access_right;
u64 max_page_size;
u64 flags;
result = lv1_query_logical_partition_address_region_info(0,
&start_address, &size, &access_right, &max_page_size,
&flags);
if (result) {
DBG("%s:%d: lv1_query_logical_partition_address_region_info "
"failed: %s\n", __func__, __LINE__,
ps3_result(result));
goto fail;
}
if (max_page_size < PAGE_SHIFT_16M) {
DBG("%s:%d: bad max_page_size %llxh\n", __func__, __LINE__,
max_page_size);
goto fail;
}
BUILD_BUG_ON(CONFIG_PS3_HTAB_SIZE > HTAB_SIZE_MAX);
BUILD_BUG_ON(CONFIG_PS3_HTAB_SIZE < HTAB_SIZE_MIN);
result = lv1_construct_virtual_address_space(CONFIG_PS3_HTAB_SIZE,
2, make_page_sizes(PAGE_SHIFT_16M, PAGE_SHIFT_64K),
&map.vas_id, &map.htab_size);
if (result) {
DBG("%s:%d: lv1_construct_virtual_address_space failed: %s\n",
__func__, __LINE__, ps3_result(result));
goto fail;
}
result = lv1_select_virtual_address_space(map.vas_id);
if (result) {
DBG("%s:%d: lv1_select_virtual_address_space failed: %s\n",
__func__, __LINE__, ps3_result(result));
goto fail;
}
*htab_size = map.htab_size;
debug_dump_map(&map);
return;
fail:
panic("ps3_mm_vas_create failed");
}
u32 ps3_read_phys_ctr(u32 cpu, u32 phys_ctr)
{
int result;
u64 counter0415;
u64 counter2637;
if (phys_ctr >= NR_PHYS_CTRS) {
dev_dbg(sbd_core(), "%s:%u: phys_ctr too big: %u\n", __func__,
__LINE__, phys_ctr);
return 0;
}
result = lv1_set_lpm_counter(lpm_priv->lpm_id, 0, 0, 0, 0, &counter0415,
&counter2637);
if (result) {
dev_err(sbd_core(), "%s:%u: lv1_set_lpm_counter failed: "
"phys_ctr %u, %s\n", __func__, __LINE__, phys_ctr,
ps3_result(result));
return 0;
}
switch (phys_ctr) {
case 0:
return counter0415 >> 32;
case 1:
return counter0415 & PS3_PM_COUNTER_MASK_LO;
case 2:
return counter2637 >> 32;
case 3:
return counter2637 & PS3_PM_COUNTER_MASK_LO;
default:
BUG();
}
return 0;
}
static int ps3_open_hv_device_sb(struct ps3_system_bus_device *dev)
{
int result;
BUG_ON(!dev->bus_id);
mutex_lock(&usage_hack.mutex);
if (ps3_is_device(dev, 1, 1)) {
usage_hack.sb_11++;
if (usage_hack.sb_11 > 1) {
result = 0;
goto done;
}
}
if (ps3_is_device(dev, 1, 2)) {
usage_hack.sb_12++;
if (usage_hack.sb_12 > 1) {
result = 0;
goto done;
}
}
result = lv1_open_device(dev->bus_id, dev->dev_id, 0);
if (result) {
pr_debug("%s:%d: lv1_open_device failed: %s\n", __func__,
__LINE__, ps3_result(result));
result = -EPERM;
}
done:
mutex_unlock(&usage_hack.mutex);
return result;
}
static int ps3_mm_region_create(struct mem_region *r, unsigned long size)
{
int result;
u64 muid;
r->size = _ALIGN_DOWN(size, 1 << PAGE_SHIFT_16M);
DBG("%s:%d requested %lxh\n", __func__, __LINE__, size);
DBG("%s:%d actual %llxh\n", __func__, __LINE__, r->size);
DBG("%s:%d difference %llxh (%lluMB)\n", __func__, __LINE__,
size - r->size, (size - r->size) / 1024 / 1024);
if (r->size == 0) {
DBG("%s:%d: size == 0\n", __func__, __LINE__);
result = -1;
goto zero_region;
}
result = lv1_allocate_memory(r->size, PAGE_SHIFT_16M, 0,
ALLOCATE_MEMORY_TRY_ALT_UNIT, &r->base, &muid);
if (result || r->base < map.rm.size) {
DBG("%s:%d: lv1_allocate_memory failed: %s\n",
__func__, __LINE__, ps3_result(result));
goto zero_region;
}
r->destroy = 1;
r->offset = r->base - map.rm.size;
return result;
zero_region:
r->size = r->base = r->offset = 0;
return result;
}
int ps3_irq_plug_setup(enum ps3_cpu_binding cpu, unsigned long outlet,
unsigned int *virq)
{
int result;
struct ps3_private *pd;
result = ps3_virq_setup(cpu, outlet, virq);
if (result) {
pr_debug("%s:%d: ps3_virq_setup failed\n", __func__, __LINE__);
goto fail_setup;
}
pd = irq_get_chip_data(*virq);
/* Binds outlet to cpu + virq. */
result = lv1_connect_irq_plug_ext(pd->ppe_id, pd->thread_id, *virq,
outlet, 0);
if (result) {
pr_info("%s:%d: lv1_connect_irq_plug_ext failed: %s\n",
__func__, __LINE__, ps3_result(result));
result = -EPERM;
goto fail_connect;
}
return result;
fail_connect:
ps3_virq_destroy(*virq);
fail_setup:
return result;
}
static int __init enable_spu(struct spu *spu)
{
int result;
result = lv1_enable_logical_spe(spu_pdata(spu)->spe_id,
spu_pdata(spu)->resource_id);
if (result) {
pr_debug("%s:%d: lv1_enable_logical_spe failed: %s\n",
__func__, __LINE__, ps3_result(result));
goto fail_enable;
}
result = setup_areas(spu);
if (result)
goto fail_areas;
result = setup_interrupts(spu);
if (result)
goto fail_interrupts;
return 0;
fail_interrupts:
spu_unmap(spu);
fail_areas:
lv1_disable_logical_spe(spu_pdata(spu)->spe_id, 0);
fail_enable:
return result;
}
int ps3_alloc_vuart_irq(void* virt_addr_bmp, unsigned int *virq)
{
int result;
unsigned long outlet;
unsigned long lpar_addr;
BUG_ON(!is_kernel_addr((unsigned long)virt_addr_bmp));
lpar_addr = ps3_mm_phys_to_lpar(__pa(virt_addr_bmp));
result = lv1_configure_virtual_uart_irq(lpar_addr, &outlet);
if (result) {
pr_debug("%s:%d: lv1_configure_virtual_uart_irq failed: %s\n",
__func__, __LINE__, ps3_result(result));
return result;
}
*virq = irq_create_mapping(NULL, outlet);
pr_debug("%s:%d: outlet %lu, virq %u\n", __func__, __LINE__,
outlet, *virq);
return 0;
}
int ps3_sb_event_receive_port_setup(struct ps3_system_bus_device *dev,
enum ps3_cpu_binding cpu, unsigned int *virq)
{
/* this should go in system-bus.c */
int result;
result = ps3_event_receive_port_setup(cpu, virq);
if (result)
return result;
result = lv1_connect_interrupt_event_receive_port(dev->bus_id,
dev->dev_id, virq_to_hw(*virq), dev->interrupt_id);
if (result) {
pr_debug("%s:%d: lv1_connect_interrupt_event_receive_port"
" failed: %s\n", __func__, __LINE__,
ps3_result(result));
ps3_event_receive_port_destroy(*virq);
*virq = NO_IRQ;
return result;
}
pr_debug("%s:%d: interrupt_id %u, virq %u\n", __func__, __LINE__,
dev->interrupt_id, *virq);
return 0;
}
int ps3_connect_event_irq(const struct ps3_device_id *did,
unsigned int interrupt_id, unsigned int *virq)
{
int result;
result = ps3_alloc_event_irq(virq);
if (result)
return result;
result = lv1_connect_interrupt_event_receive_port(did->bus_id,
did->dev_id, virq_to_hw(*virq), interrupt_id);
if (result) {
pr_debug("%s:%d: lv1_connect_interrupt_event_receive_port"
" failed: %s\n", __func__, __LINE__,
ps3_result(result));
ps3_free_event_irq(*virq);
*virq = NO_IRQ;
return result;
}
pr_debug("%s:%d: interrupt_id %u, virq %u\n", __func__, __LINE__,
interrupt_id, *virq);
return 0;
}
int ps3_sb_event_receive_port_destroy(struct ps3_system_bus_device *dev,
unsigned int virq)
{
/* this should go in system-bus.c */
int result;
pr_debug(" -> %s:%d: interrupt_id %u, virq %u\n", __func__, __LINE__,
dev->interrupt_id, virq);
result = lv1_disconnect_interrupt_event_receive_port(dev->bus_id,
dev->dev_id, virq_to_hw(virq), dev->interrupt_id);
if (result)
pr_debug("%s:%d: lv1_disconnect_interrupt_event_receive_port"
" failed: %s\n", __func__, __LINE__,
ps3_result(result));
result = ps3_event_receive_port_destroy(virq);
BUG_ON(result);
/*
* ps3_event_receive_port_destroy() destroys the IRQ plug,
* so don't call ps3_irq_plug_destroy() here.
*/
result = ps3_virq_destroy(virq);
BUG_ON(result);
pr_debug(" <- %s:%d\n", __func__, __LINE__);
return result;
}
int ps3_sb_event_receive_port_destroy(struct ps3_system_bus_device *dev,
unsigned int virq)
{
/* */
int result;
DBG(" -> %s:%d: interrupt_id %u, virq %u\n", __func__, __LINE__,
dev->interrupt_id, virq);
result = lv1_disconnect_interrupt_event_receive_port(dev->bus_id,
dev->dev_id, virq_to_hw(virq), dev->interrupt_id);
if (result)
FAIL("%s:%d: lv1_disconnect_interrupt_event_receive_port"
" failed: %s\n", __func__, __LINE__,
ps3_result(result));
result = ps3_event_receive_port_destroy(virq);
BUG_ON(result);
/*
*/
result = ps3_virq_destroy(virq);
BUG_ON(result);
DBG(" <- %s:%d\n", __func__, __LINE__);
return result;
}
u32 ps3_read_pm(u32 cpu, enum pm_reg_name reg)
{
int result = 0;
u64 val = 0;
switch (reg) {
case pm_control:
return lpm_priv->shadow.pm_control;
case trace_address:
return CBE_PM_TRACE_BUF_EMPTY;
case pm_start_stop:
return lpm_priv->shadow.pm_start_stop;
case pm_interval:
result = lv1_set_lpm_interval(lpm_priv->lpm_id, 0, 0, &val);
if (result) {
val = 0;
dev_dbg(sbd_core(), "%s:%u: lv1 set_inteval failed: "
"reg %u, %s\n", __func__, __LINE__, reg,
ps3_result(result));
}
return (u32)val;
case group_control:
return lpm_priv->shadow.group_control;
case debug_bus_control:
return lpm_priv->shadow.debug_bus_control;
case pm_status:
result = lv1_get_lpm_interrupt_status(lpm_priv->lpm_id,
&val);
if (result) {
val = 0;
dev_dbg(sbd_core(), "%s:%u: lv1 get_lpm_status failed: "
"reg %u, %s\n", __func__, __LINE__, reg,
ps3_result(result));
}
return (u32)val;
case ext_tr_timer:
return 0;
default:
dev_dbg(sbd_core(), "%s:%u: unknown reg: %d\n", __func__,
__LINE__, reg);
BUG();
break;
}
return 0;
}
static long ps3_hpte_insert(unsigned long hpte_group, unsigned long vpn,
unsigned long pa, unsigned long rflags, unsigned long vflags,
int psize, int apsize, int ssize)
{
int result;
u64 hpte_v, hpte_r;
u64 inserted_index;
u64 evicted_v, evicted_r;
u64 hpte_v_array[4], hpte_rs;
unsigned long flags;
long ret = -1;
/*
* lv1_insert_htab_entry() will search for victim
* entry in both primary and secondary pte group
*/
vflags &= ~HPTE_V_SECONDARY;
hpte_v = hpte_encode_v(vpn, psize, apsize, ssize) | vflags | HPTE_V_VALID;
hpte_r = hpte_encode_r(ps3_mm_phys_to_lpar(pa), psize, apsize) | rflags;
spin_lock_irqsave(&ps3_htab_lock, flags);
/* talk hvc to replace entries BOLTED == 0 */
result = lv1_insert_htab_entry(PS3_LPAR_VAS_ID_CURRENT, hpte_group,
hpte_v, hpte_r,
HPTE_V_BOLTED, 0,
&inserted_index,
&evicted_v, &evicted_r);
if (result) {
/* all entries bolted !*/
pr_info("%s:result=%s vpn=%lx pa=%lx ix=%lx v=%llx r=%llx\n",
__func__, ps3_result(result), vpn, pa, hpte_group,
hpte_v, hpte_r);
BUG();
}
/*
* see if the entry is inserted into secondary pteg
*/
result = lv1_read_htab_entries(PS3_LPAR_VAS_ID_CURRENT,
inserted_index & ~0x3UL,
&hpte_v_array[0], &hpte_v_array[1],
&hpte_v_array[2], &hpte_v_array[3],
&hpte_rs);
BUG_ON(result);
if (hpte_v_array[inserted_index % 4] & HPTE_V_SECONDARY)
ret = (inserted_index & 7) | (1 << 3);
else
ret = inserted_index & 7;
spin_unlock_irqrestore(&ps3_htab_lock, flags);
return ret;
}
int ps3_alloc_irq(enum ps3_cpu_binding cpu, unsigned long outlet,
unsigned int *virq)
{
int result;
struct ps3_private *pd;
/* This defines the default interrupt distribution policy. */
if (cpu == PS3_BINDING_CPU_ANY)
cpu = 0;
pd = &per_cpu(ps3_private, cpu);
*virq = irq_create_mapping(NULL, outlet);
if (*virq == NO_IRQ) {
pr_debug("%s:%d: irq_create_mapping failed: outlet %lu\n",
__func__, __LINE__, outlet);
result = -ENOMEM;
goto fail_create;
}
/* Binds outlet to cpu + virq. */
result = lv1_connect_irq_plug_ext(pd->node, pd->cpu, *virq, outlet, 0);
if (result) {
pr_info("%s:%d: lv1_connect_irq_plug_ext failed: %s\n",
__func__, __LINE__, ps3_result(result));
result = -EPERM;
goto fail_connect;
}
pr_debug("%s:%d: outlet %lu => cpu %u, virq %u\n", __func__, __LINE__,
outlet, cpu, *virq);
result = set_irq_chip_data(*virq, pd);
if (result) {
pr_debug("%s:%d: set_irq_chip_data failed\n",
__func__, __LINE__);
goto fail_set;
}
return result;
fail_set:
lv1_disconnect_irq_plug_ext(pd->node, pd->cpu, *virq);
fail_connect:
irq_dispose_mapping(*virq);
fail_create:
return result;
}
void ps3_write_phys_ctr(u32 cpu, u32 phys_ctr, u32 val)
{
u64 counter0415;
u64 counter0415_mask;
u64 counter2637;
u64 counter2637_mask;
int result;
if (phys_ctr >= NR_PHYS_CTRS) {
dev_dbg(sbd_core(), "%s:%u: phys_ctr too big: %u\n", __func__,
__LINE__, phys_ctr);
return;
}
switch (phys_ctr) {
case 0:
counter0415 = (u64)val << 32;
counter0415_mask = PS3_PM_COUNTER_MASK_HI;
counter2637 = 0x0;
counter2637_mask = 0x0;
break;
case 1:
counter0415 = (u64)val;
counter0415_mask = PS3_PM_COUNTER_MASK_LO;
counter2637 = 0x0;
counter2637_mask = 0x0;
break;
case 2:
counter0415 = 0x0;
counter0415_mask = 0x0;
counter2637 = (u64)val << 32;
counter2637_mask = PS3_PM_COUNTER_MASK_HI;
break;
case 3:
counter0415 = 0x0;
counter0415_mask = 0x0;
counter2637 = (u64)val;
counter2637_mask = PS3_PM_COUNTER_MASK_LO;
break;
default:
BUG();
}
result = lv1_set_lpm_counter(lpm_priv->lpm_id,
counter0415, counter0415_mask,
counter2637, counter2637_mask,
&counter0415, &counter2637);
if (result)
dev_err(sbd_core(), "%s:%u: lv1_set_lpm_counter failed: "
"phys_ctr %u, val %u, %s\n", __func__, __LINE__,
phys_ctr, val, ps3_result(result));
}
void ps3_enable_pm(u32 cpu)
{
int result;
u64 tmp;
int insert_bookmark = 0;
lpm_priv->tb_count = 0;
if (use_start_stop_bookmark) {
if (!(lpm_priv->shadow.pm_start_stop &
(PS3_PM_START_STOP_START_MASK
| PS3_PM_START_STOP_STOP_MASK))) {
result = lv1_set_lpm_trigger_control(lpm_priv->lpm_id,
(PS3_PM_START_STOP_PPU_TH0_BOOKMARK_START |
PS3_PM_START_STOP_PPU_TH1_BOOKMARK_START |
PS3_PM_START_STOP_PPU_TH0_BOOKMARK_STOP |
PS3_PM_START_STOP_PPU_TH1_BOOKMARK_STOP),
0xFFFFFFFFFFFFFFFFULL, &tmp);
if (result)
dev_err(sbd_core(), "%s:%u: "
"lv1_set_lpm_trigger_control failed: "
"%s\n", __func__, __LINE__,
ps3_result(result));
insert_bookmark = !result;
}
}
result = lv1_start_lpm(lpm_priv->lpm_id);
if (result)
dev_err(sbd_core(), "%s:%u: lv1_start_lpm failed: %s\n",
__func__, __LINE__, ps3_result(result));
if (use_start_stop_bookmark && !result && insert_bookmark)
ps3_set_bookmark(get_tb() | PS3_PM_BOOKMARK_START);
}
int ps3_free_io_irq(unsigned int virq)
{
int result;
result = lv1_destruct_io_irq_outlet(virq_to_hw(virq));
if (result)
pr_debug("%s:%d: lv1_destruct_io_irq_outlet failed: %s\n",
__func__, __LINE__, ps3_result(result));
irq_dispose_mapping(virq);
return result;
}
int ps3_lpm_copy_tb_to_user(unsigned long offset, void __user *buf,
unsigned long count, unsigned long *bytes_copied)
{
int result;
*bytes_copied = 0;
if (!lpm_priv->tb_cache)
return -EPERM;
if (offset >= lpm_priv->tb_count)
return 0;
count = min_t(u64, count, lpm_priv->tb_count - offset);
while (*bytes_copied < count) {
const unsigned long request = count - *bytes_copied;
u64 tmp;
result = lv1_copy_lpm_trace_buffer(lpm_priv->lpm_id, offset,
request, &tmp);
if (result) {
dev_dbg(sbd_core(), "%s:%u: 0x%lx bytes at 0x%lx\n",
__func__, __LINE__, request, offset);
dev_err(sbd_core(), "%s:%u: lv1_copy_lpm_trace_buffer "
"failed: %s\n", __func__, __LINE__,
ps3_result(result));
return result == LV1_WRONG_STATE ? -EBUSY : -EINVAL;
}
result = copy_to_user(buf, lpm_priv->tb_cache, tmp);
if (result) {
dev_dbg(sbd_core(), "%s:%u: 0x%llx bytes at 0x%p\n",
__func__, __LINE__, tmp, buf);
dev_err(sbd_core(), "%s:%u: copy_to_user failed: %d\n",
__func__, __LINE__, result);
return -EFAULT;
}
buf += tmp;
*bytes_copied += tmp;
offset += tmp;
}
dev_dbg(sbd_core(), "%s:%u: copied %lxh bytes\n", __func__, __LINE__,
*bytes_copied);
return 0;
}
static int ps3_sb_free_mmio_region(struct ps3_mmio_region *r)
{
int result;
dump_mmio_region(r);
result = lv1_unmap_device_mmio_region(r->dev->bus_id, r->dev->dev_id,
r->lpar_addr);
if (result)
pr_debug("%s:%d: lv1_unmap_device_mmio_region failed: %s\n",
__func__, __LINE__, ps3_result(result));
r->lpar_addr = 0;
return result;
}
int ps3_io_irq_destroy(unsigned int virq)
{
int result;
result = lv1_destruct_io_irq_outlet(virq_to_hw(virq));
if (result)
pr_debug("%s:%d: lv1_destruct_io_irq_outlet failed: %s\n",
__func__, __LINE__, ps3_result(result));
result = ps3_irq_plug_destroy(virq);
BUG_ON(result);
return result;
}
int ps3_free_vuart_irq(unsigned int virq)
{
int result;
result = lv1_deconfigure_virtual_uart_irq();
if (result) {
pr_debug("%s:%d: lv1_configure_virtual_uart_irq failed: %s\n",
__func__, __LINE__, ps3_result(result));
return result;
}
irq_dispose_mapping(virq);
return result;
}
static int ps3_sb_mmio_region_create(struct ps3_mmio_region *r)
{
int result;
result = lv1_map_device_mmio_region(r->dev->bus_id, r->dev->dev_id,
r->bus_addr, r->len, r->page_size, &r->lpar_addr);
if (result) {
pr_debug("%s:%d: lv1_map_device_mmio_region failed: %s\n",
__func__, __LINE__, ps3_result(result));
r->lpar_addr = 0;
}
dump_mmio_region(r);
return result;
}
static int delete_node(u64 n1, u64 n2, u64 n3, u64 n4)
{
int result;
dump_node(0, n1, n2, n3, n4, 0, 0);
result = lv1_delete_repository_node(n1, n2, n3, n4);
if (result) {
pr_devel("%s:%d: lv1_delete_repository_node failed: %s\n",
__func__, __LINE__, ps3_result(result));
return -ENOENT;
}
return 0;
}
static long ps3_hpte_updatepp(unsigned long slot, unsigned long newpp,
unsigned long vpn, int psize, int apsize,
int ssize, int local)
{
int result;
u64 hpte_v, want_v, hpte_rs;
u64 hpte_v_array[4];
unsigned long flags;
long ret;
want_v = hpte_encode_avpn(vpn, psize, ssize);
spin_lock_irqsave(&ps3_htab_lock, flags);
result = lv1_read_htab_entries(PS3_LPAR_VAS_ID_CURRENT, slot & ~0x3UL,
&hpte_v_array[0], &hpte_v_array[1],
&hpte_v_array[2], &hpte_v_array[3],
&hpte_rs);
if (result) {
pr_info("%s: result=%s read vpn=%lx slot=%lx psize=%d\n",
__func__, ps3_result(result), vpn, slot, psize);
BUG();
}
hpte_v = hpte_v_array[slot % 4];
/*
* As lv1_read_htab_entries() does not give us the RPN, we can
* not synthesize the new hpte_r value here, and therefore can
* not update the hpte with lv1_insert_htab_entry(), so we
* instead invalidate it and ask the caller to update it via
* ps3_hpte_insert() by returning a -1 value.
*/
if (!HPTE_V_COMPARE(hpte_v, want_v) || !(hpte_v & HPTE_V_VALID)) {
/* not found */
ret = -1;
} else {
/* entry found, just invalidate it */
result = lv1_write_htab_entry(PS3_LPAR_VAS_ID_CURRENT,
slot, 0, 0);
ret = -1;
}
spin_unlock_irqrestore(&ps3_htab_lock, flags);
return ret;
}
int ps3_free_event_irq(unsigned int virq)
{
int result;
pr_debug(" -> %s:%d\n", __func__, __LINE__);
result = lv1_destruct_event_receive_port(virq_to_hw(virq));
if (result)
pr_debug("%s:%d: lv1_destruct_event_receive_port failed: %s\n",
__func__, __LINE__, ps3_result(result));
irq_dispose_mapping(virq);
pr_debug(" <- %s:%d\n", __func__, __LINE__);
return result;
}
int ps3_vuart_irq_destroy(unsigned int virq)
{
int result;
result = lv1_deconfigure_virtual_uart_irq();
if (result) {
pr_debug("%s:%d: lv1_configure_virtual_uart_irq failed: %s\n",
__func__, __LINE__, ps3_result(result));
return result;
}
result = ps3_irq_plug_destroy(virq);
BUG_ON(result);
return result;
}
static void ps3_hpte_invalidate(unsigned long slot, unsigned long vpn,
int psize, int apsize, int ssize, int local)
{
unsigned long flags;
int result;
spin_lock_irqsave(&ps3_htab_lock, flags);
result = lv1_write_htab_entry(PS3_LPAR_VAS_ID_CURRENT, slot, 0, 0);
if (result) {
pr_info("%s: result=%s vpn=%lx slot=%lx psize=%d\n",
__func__, ps3_result(result), vpn, slot, psize);
BUG();
}
spin_unlock_irqrestore(&ps3_htab_lock, flags);
}
int ps3_irq_plug_destroy(unsigned int virq)
{
int result;
const struct ps3_private *pd = get_irq_chip_data(virq);
pr_debug("%s:%d: node %lu, cpu %d, virq %u\n", __func__, __LINE__,
pd->node, pd->cpu, virq);
result = lv1_disconnect_irq_plug_ext(pd->node, pd->cpu, virq);
if (result)
pr_info("%s:%d: lv1_disconnect_irq_plug_ext failed: %s\n",
__func__, __LINE__, ps3_result(result));
ps3_virq_destroy(virq);
return result;
}
int ps3_io_irq_setup(enum ps3_cpu_binding cpu, unsigned int interrupt_id,
unsigned int *virq)
{
int result;
u64 outlet;
result = lv1_construct_io_irq_outlet(interrupt_id, &outlet);
if (result) {
pr_debug("%s:%d: lv1_construct_io_irq_outlet failed: %s\n",
__func__, __LINE__, ps3_result(result));
return result;
}
result = ps3_irq_plug_setup(cpu, outlet, virq);
BUG_ON(result);
return result;
}
int ps3_event_receive_port_setup(enum ps3_cpu_binding cpu, unsigned int *virq)
{
int result;
u64 outlet;
result = lv1_construct_event_receive_port(&outlet);
if (result) {
pr_debug("%s:%d: lv1_construct_event_receive_port failed: %s\n",
__func__, __LINE__, ps3_result(result));
*virq = NO_IRQ;
return result;
}
result = ps3_irq_plug_setup(cpu, outlet, virq);
BUG_ON(result);
return result;
}
