#include "pciehp.h"
static void interrupt_event_handler(struct work_struct *work);
-static int pciehp_enable_slot(struct slot *p_slot);
-static int pciehp_disable_slot(struct slot *p_slot);
static int queue_interrupt_event(struct slot *p_slot, u32 event_type)
{
if (POWER_CTRL(ctrl->ctrlcap)) {
if (pslot->hpc_ops->power_off_slot(pslot)) {
err("%s: Issue of Slot Power Off command failed\n",
- __FUNCTION__);
+ __func__);
return;
}
}
if (ATTN_LED(ctrl->ctrlcap)) {
if (pslot->hpc_ops->set_attention_status(pslot, 1)) {
err("%s: Issue of Set Attention Led command failed\n",
- __FUNCTION__);
+ __func__);
return;
}
- /*
- * After turning power off, we must wait for at least
- * 1 second before taking any action that relies on
- * power having been removed from the slot/adapter.
- */
- msleep(1000);
}
}
/**
* board_added - Called after a board has been added to the system.
+ * @p_slot: &slot where board is added
*
- * Turns power on for the board
- * Configures board
- *
+ * Turns power on for the board.
+ * Configures board.
*/
static int board_added(struct slot *p_slot)
{
- u8 hp_slot;
int retval = 0;
struct controller *ctrl = p_slot->ctrl;
- hp_slot = p_slot->device - ctrl->slot_device_offset;
-
dbg("%s: slot device, slot offset, hp slot = %d, %d ,%d\n",
- __FUNCTION__, p_slot->device,
- ctrl->slot_device_offset, hp_slot);
+ __func__, p_slot->device,
+ ctrl->slot_device_offset, p_slot->hp_slot);
if (POWER_CTRL(ctrl->ctrlcap)) {
/* Power on slot */
/* Check link training status */
retval = p_slot->hpc_ops->check_lnk_status(ctrl);
if (retval) {
- err("%s: Failed to check link status\n", __FUNCTION__);
+ err("%s: Failed to check link status\n", __func__);
set_slot_off(ctrl, p_slot);
return retval;
}
/* Check for a power fault */
if (p_slot->hpc_ops->query_power_fault(p_slot)) {
- dbg("%s: power fault detected\n", __FUNCTION__);
+ dbg("%s: power fault detected\n", __func__);
retval = POWER_FAILURE;
goto err_exit;
}
}
/**
- * remove_board - Turns off slot and LED's
- *
+ * remove_board - Turns off slot and LEDs
+ * @p_slot: slot where board is being removed
*/
static int remove_board(struct slot *p_slot)
{
- u8 device;
- u8 hp_slot;
int retval = 0;
struct controller *ctrl = p_slot->ctrl;
if (retval)
return retval;
- device = p_slot->device;
- hp_slot = p_slot->device - ctrl->slot_device_offset;
- p_slot = pciehp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
-
- dbg("In %s, hp_slot = %d\n", __FUNCTION__, hp_slot);
+ dbg("In %s, hp_slot = %d\n", __func__, p_slot->hp_slot);
if (POWER_CTRL(ctrl->ctrlcap)) {
/* power off slot */
retval = p_slot->hpc_ops->power_off_slot(p_slot);
if (retval) {
err("%s: Issue of Slot Disable command failed\n",
- __FUNCTION__);
+ __func__);
return retval;
}
}
};
/**
- * pciehp_pushbutton_thread
+ * pciehp_power_thread - handle pushbutton events
+ * @work: &struct work_struct describing work to be done
*
- * Scheduled procedure to handle blocking stuff for the pushbuttons
+ * Scheduled procedure to handle blocking stuff for the pushbuttons.
* Handles all pending events and exits.
- *
*/
static void pciehp_power_thread(struct work_struct *work)
{
case POWEROFF_STATE:
mutex_unlock(&p_slot->lock);
dbg("%s: disabling bus:device(%x:%x)\n",
- __FUNCTION__, p_slot->bus, p_slot->device);
+ __func__, p_slot->bus, p_slot->device);
pciehp_disable_slot(p_slot);
mutex_lock(&p_slot->lock);
p_slot->state = STATIC_STATE;
info = kmalloc(sizeof(*info), GFP_KERNEL);
if (!info) {
- err("%s: Cannot allocate memory\n", __FUNCTION__);
+ err("%s: Cannot allocate memory\n", __func__);
return;
}
info->p_slot = p_slot;
* expires to cancel hot-add or hot-remove
*/
info("Button cancel on Slot(%s)\n", p_slot->name);
- dbg("%s: button cancel\n", __FUNCTION__);
+ dbg("%s: button cancel\n", __func__);
cancel_delayed_work(&p_slot->work);
if (p_slot->state == BLINKINGOFF_STATE) {
if (PWR_LED(ctrl->ctrlcap))
info = kmalloc(sizeof(*info), GFP_KERNEL);
if (!info) {
- err("%s: Cannot allocate memory\n", __FUNCTION__);
+ err("%s: Cannot allocate memory\n", __func__);
return;
}
info->p_slot = p_slot;
rc = p_slot->hpc_ops->get_adapter_status(p_slot, &getstatus);
if (rc || !getstatus) {
- info("%s: no adapter on slot(%s)\n", __FUNCTION__,
+ info("%s: no adapter on slot(%s)\n", __func__,
p_slot->name);
mutex_unlock(&p_slot->ctrl->crit_sect);
return -ENODEV;
if (MRL_SENS(p_slot->ctrl->ctrlcap)) {
rc = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
if (rc || getstatus) {
- info("%s: latch open on slot(%s)\n", __FUNCTION__,
+ info("%s: latch open on slot(%s)\n", __func__,
p_slot->name);
mutex_unlock(&p_slot->ctrl->crit_sect);
return -ENODEV;
if (POWER_CTRL(p_slot->ctrl->ctrlcap)) {
rc = p_slot->hpc_ops->get_power_status(p_slot, &getstatus);
if (rc || getstatus) {
- info("%s: already enabled on slot(%s)\n", __FUNCTION__,
+ info("%s: already enabled on slot(%s)\n", __func__,
p_slot->name);
mutex_unlock(&p_slot->ctrl->crit_sect);
return -EINVAL;
if (!HP_SUPR_RM(p_slot->ctrl->ctrlcap)) {
ret = p_slot->hpc_ops->get_adapter_status(p_slot, &getstatus);
if (ret || !getstatus) {
- info("%s: no adapter on slot(%s)\n", __FUNCTION__,
+ info("%s: no adapter on slot(%s)\n", __func__,
p_slot->name);
mutex_unlock(&p_slot->ctrl->crit_sect);
return -ENODEV;
if (MRL_SENS(p_slot->ctrl->ctrlcap)) {
ret = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
if (ret || getstatus) {
- info("%s: latch open on slot(%s)\n", __FUNCTION__,
+ info("%s: latch open on slot(%s)\n", __func__,
p_slot->name);
mutex_unlock(&p_slot->ctrl->crit_sect);
return -ENODEV;
if (POWER_CTRL(p_slot->ctrl->ctrlcap)) {
ret = p_slot->hpc_ops->get_power_status(p_slot, &getstatus);
if (ret || !getstatus) {
- info("%s: already disabled slot(%s)\n", __FUNCTION__,
+ info("%s: already disabled slot(%s)\n", __func__,
p_slot->name);
mutex_unlock(&p_slot->ctrl->crit_sect);
return -EINVAL;
}
- /*
- * After turning power off, we must wait for at least
- * 1 second before taking any action that relies on
- * power having been removed from the slot/adapter.
- */
- msleep(1000);
}
ret = remove_board(p_slot);