u8 pciehp_handle_presence_change(struct slot *p_slot)
{
u32 event_type;
u8 presence_save;
struct controller *ctrl = p_slot->ctrl;
/* Presence Change */
ctrl_dbg(ctrl, "Presence/Notify input change\n");
/* Switch is open, assume a presence change
* Save the presence state
*/
pciehp_get_adapter_status(p_slot, &presence_save);
if (presence_save) {
/*
* Card Present
*/
ctrl_info(ctrl, "Card present on Slot(%s)\n", slot_name(p_slot));
event_type = INT_PRESENCE_ON;
} else {
/*
* Not Present
*/
ctrl_info(ctrl, "Card not present on Slot(%s)\n",
slot_name(p_slot));
event_type = INT_PRESENCE_OFF;
}
queue_interrupt_event(p_slot, event_type);
return 1;
}
u8 shpchp_handle_power_fault(u8 hp_slot, struct controller *ctrl)
{
struct slot *p_slot;
u32 event_type;
/* Power fault */
dbg("shpchp: Power fault interrupt received.\n");
p_slot = shpchp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
if ( !(p_slot->hpc_ops->query_power_fault(p_slot))) {
/*
* Power fault Cleared
*/
info("Power fault cleared on Slot(%s)\n", p_slot->name);
p_slot->status = 0x00;
event_type = INT_POWER_FAULT_CLEAR;
} else {
/*
* Power fault
*/
info("Power fault on Slot(%s)\n", p_slot->name);
event_type = INT_POWER_FAULT;
/* set power fault status for this board */
p_slot->status = 0xFF;
info("power fault bit %x set\n", hp_slot);
}
queue_interrupt_event(p_slot, event_type);
return 1;
}
u8 shpchp_handle_presence_change(u8 hp_slot, struct controller *ctrl)
{
struct slot *p_slot;
u32 event_type;
/* Presence Change */
dbg("shpchp: Presence/Notify input change.\n");
p_slot = shpchp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
/*
* Save the presence state
*/
p_slot->hpc_ops->get_adapter_status(p_slot, &(p_slot->presence_save));
if (p_slot->presence_save) {
/*
* Card Present
*/
info("Card present on Slot(%s)\n", p_slot->name);
event_type = INT_PRESENCE_ON;
} else {
/*
* Not Present
*/
info("Card not present on Slot(%s)\n", p_slot->name);
event_type = INT_PRESENCE_OFF;
}
queue_interrupt_event(p_slot, event_type);
return 1;
}
u8 pciehp_handle_switch_change(struct slot *p_slot)
{
u8 getstatus;
u32 event_type;
/* Switch Change */
dbg("pciehp: Switch interrupt received.\n");
p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
if (getstatus) {
/*
* Switch opened
*/
info("Latch open on Slot(%s)\n", p_slot->name);
event_type = INT_SWITCH_OPEN;
} else {
/*
* Switch closed
*/
info("Latch close on Slot(%s)\n", p_slot->name);
event_type = INT_SWITCH_CLOSE;
}
queue_interrupt_event(p_slot, event_type);
return 1;
}
u8 pciehp_handle_switch_change(struct slot *p_slot)
{
u8 getstatus;
u32 event_type;
struct controller *ctrl = p_slot->ctrl;
/* Switch Change */
ctrl_dbg(ctrl, "Switch interrupt received\n");
pciehp_get_latch_status(p_slot, &getstatus);
if (getstatus) {
/*
* Switch opened
*/
ctrl_info(ctrl, "Latch open on Slot(%s)\n", slot_name(p_slot));
event_type = INT_SWITCH_OPEN;
} else {
/*
* Switch closed
*/
ctrl_info(ctrl, "Latch close on Slot(%s)\n", slot_name(p_slot));
event_type = INT_SWITCH_CLOSE;
}
queue_interrupt_event(p_slot, event_type);
return 1;
}
u8 pciehp_handle_power_fault(struct slot *p_slot)
{
u32 event_type;
struct controller *ctrl = p_slot->ctrl;
/* power fault */
ctrl_dbg(ctrl, "Power fault interrupt received\n");
if ( !(p_slot->hpc_ops->query_power_fault(p_slot))) {
/*
* power fault Cleared
*/
ctrl_info(ctrl, "Power fault cleared on Slot(%s)\n",
slot_name(p_slot));
event_type = INT_POWER_FAULT_CLEAR;
} else {
/*
* power fault
*/
ctrl_info(ctrl, "Power fault on Slot(%s)\n", slot_name(p_slot));
event_type = INT_POWER_FAULT;
ctrl_info(ctrl, "Power fault bit %x set\n", 0);
}
queue_interrupt_event(p_slot, event_type);
return 1;
}
u8 pciehp_handle_power_fault(struct slot *p_slot)
{
u32 event_type;
/* power fault */
dbg("pciehp: Power fault interrupt received.\n");
if ( !(p_slot->hpc_ops->query_power_fault(p_slot))) {
/*
* power fault Cleared
*/
info("Power fault cleared on Slot(%s)\n", p_slot->name);
event_type = INT_POWER_FAULT_CLEAR;
} else {
/*
* power fault
*/
info("Power fault on Slot(%s)\n", p_slot->name);
event_type = INT_POWER_FAULT;
info("power fault bit %x set\n", 0);
}
queue_interrupt_event(p_slot, event_type);
return 1;
}
u8 pciehp_handle_presence_change(struct slot *p_slot)
{
u32 event_type;
u8 presence_save;
/* Presence Change */
dbg("pciehp: Presence/Notify input change.\n");
/* Switch is open, assume a presence change
* Save the presence state
*/
p_slot->hpc_ops->get_adapter_status(p_slot, &presence_save);
if (presence_save) {
/*
* Card Present
*/
info("Card present on Slot(%s)\n", p_slot->name);
event_type = INT_PRESENCE_ON;
} else {
/*
* Not Present
*/
info("Card not present on Slot(%s)\n", p_slot->name);
event_type = INT_PRESENCE_OFF;
}
queue_interrupt_event(p_slot, event_type);
return 1;
}
u8 pciehp_handle_switch_change(u8 hp_slot, struct controller *ctrl)
{
struct slot *p_slot;
u8 getstatus;
u32 event_type;
/* Switch Change */
dbg("pciehp: Switch interrupt received.\n");
p_slot = pciehp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
if (getstatus) {
/*
* Switch opened
*/
info("Latch open on Slot(%s)\n", p_slot->name);
event_type = INT_SWITCH_OPEN;
} else {
/*
* Switch closed
*/
info("Latch close on Slot(%s)\n", p_slot->name);
event_type = INT_SWITCH_CLOSE;
}
queue_interrupt_event(p_slot, event_type);
return 1;
}
u8 pciehp_handle_power_fault(struct slot *p_slot)
{
u32 event_type;
struct controller *ctrl = p_slot->ctrl;
/* power fault */
ctrl_dbg(ctrl, "Power fault interrupt received\n");
ctrl_err(ctrl, "Power fault on slot %s\n", slot_name(p_slot));
event_type = INT_POWER_FAULT;
ctrl_info(ctrl, "Power fault bit %x set\n", 0);
queue_interrupt_event(p_slot, event_type);
return 1;
}
u8 pciehp_handle_attention_button(struct slot *p_slot)
{
u32 event_type;
/* Attention Button Change */
dbg("pciehp: Attention button interrupt received.\n");
/*
* Button pressed - See if need to TAKE ACTION!!!
*/
info("Button pressed on Slot(%s)\n", p_slot->name);
event_type = INT_BUTTON_PRESS;
queue_interrupt_event(p_slot, event_type);
return 0;
}
u8 pciehp_handle_attention_button(struct slot *p_slot)
{
u32 event_type;
struct controller *ctrl = p_slot->ctrl;
/* Attention Button Change */
ctrl_dbg(ctrl, "Attention button interrupt received\n");
/*
* Button pressed - See if need to TAKE ACTION!!!
*/
ctrl_info(ctrl, "Button pressed on Slot(%s)\n", slot_name(p_slot));
event_type = INT_BUTTON_PRESS;
queue_interrupt_event(p_slot, event_type);
return 0;
}
void pciehp_handle_linkstate_change(struct slot *p_slot)
{
u32 event_type;
struct controller *ctrl = p_slot->ctrl;
/* Link Status Change */
ctrl_dbg(ctrl, "Data Link Layer State change\n");
if (pciehp_check_link_active(ctrl)) {
ctrl_info(ctrl, "slot(%s): Link Up event\n",
slot_name(p_slot));
event_type = INT_LINK_UP;
} else {
ctrl_info(ctrl, "slot(%s): Link Down event\n",
slot_name(p_slot));
event_type = INT_LINK_DOWN;
}
queue_interrupt_event(p_slot, event_type);
}
u8 pciehp_handle_attention_button(u8 hp_slot, struct controller *ctrl)
{
struct slot *p_slot;
u32 event_type;
/* Attention Button Change */
dbg("pciehp: Attention button interrupt received.\n");
p_slot = pciehp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
/*
* Button pressed - See if need to TAKE ACTION!!!
*/
info("Button pressed on Slot(%s)\n", p_slot->name);
event_type = INT_BUTTON_PRESS;
queue_interrupt_event(p_slot, event_type);
return 0;
}
u8 shpchp_handle_attention_button(u8 hp_slot, struct controller *ctrl)
{
struct slot *p_slot;
u32 event_type;
/* Attention Button Change */
ctrl_dbg(ctrl, "Attention button interrupt received\n");
p_slot = shpchp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
p_slot->hpc_ops->get_adapter_status(p_slot, &(p_slot->presence_save));
/*
* Button pressed - See if need to TAKE ACTION!!!
*/
ctrl_info(ctrl, "Button pressed on Slot(%s)\n", slot_name(p_slot));
event_type = INT_BUTTON_PRESS;
queue_interrupt_event(p_slot, event_type);
return 0;
}
u8 shpchp_handle_switch_change(u8 hp_slot, void *inst_id)
{
struct controller *ctrl = (struct controller *) inst_id;
struct slot *p_slot;
u8 getstatus;
u32 event_type;
/* Switch Change */
dbg("shpchp: Switch interrupt received.\n");
p_slot = shpchp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
p_slot->hpc_ops->get_adapter_status(p_slot, &(p_slot->presence_save));
p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
dbg("%s: Card present %x Power status %x\n", __FUNCTION__,
p_slot->presence_save, p_slot->pwr_save);
if (getstatus) {
/*
* Switch opened
*/
info("Latch open on Slot(%s)\n", p_slot->name);
event_type = INT_SWITCH_OPEN;
if (p_slot->pwr_save && p_slot->presence_save) {
event_type = INT_POWER_FAULT;
err("Surprise Removal of card\n");
}
} else {
/*
* Switch closed
*/
info("Latch close on Slot(%s)\n", p_slot->name);
event_type = INT_SWITCH_CLOSE;
}
queue_interrupt_event(p_slot, event_type);
return 1;
}
u8 shpchp_handle_switch_change(u8 hp_slot, struct controller *ctrl)
{
struct slot *p_slot;
u8 getstatus;
u32 event_type;
/* Switch Change */
ctrl_dbg(ctrl, "Switch interrupt received\n");
p_slot = shpchp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
p_slot->hpc_ops->get_adapter_status(p_slot, &(p_slot->presence_save));
p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
ctrl_dbg(ctrl, "Card present %x Power status %x\n",
p_slot->presence_save, p_slot->pwr_save);
if (getstatus) {
/*
* Switch opened
*/
ctrl_info(ctrl, "Latch open on Slot(%s)\n", slot_name(p_slot));
event_type = INT_SWITCH_OPEN;
if (p_slot->pwr_save && p_slot->presence_save) {
event_type = INT_POWER_FAULT;
ctrl_err(ctrl, "Surprise Removal of card\n");
}
} else {
/*
* Switch closed
*/
ctrl_info(ctrl, "Latch close on Slot(%s)\n", slot_name(p_slot));
event_type = INT_SWITCH_CLOSE;
}
queue_interrupt_event(p_slot, event_type);
return 1;
}
