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path: root/drivers/pci/hotplug/pciehp_ctrl.c
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Diffstat (limited to 'drivers/pci/hotplug/pciehp_ctrl.c')
-rw-r--r--drivers/pci/hotplug/pciehp_ctrl.c136
1 files changed, 75 insertions, 61 deletions
diff --git a/drivers/pci/hotplug/pciehp_ctrl.c b/drivers/pci/hotplug/pciehp_ctrl.c
index 96a5d55..acb7f9e 100644
--- a/drivers/pci/hotplug/pciehp_ctrl.c
+++ b/drivers/pci/hotplug/pciehp_ctrl.c
@@ -58,14 +58,15 @@ static int queue_interrupt_event(struct slot *p_slot, u32 event_type)
u8 pciehp_handle_attention_button(struct slot *p_slot)
{
u32 event_type;
+ struct controller *ctrl = p_slot->ctrl;
/* Attention Button Change */
- dbg("pciehp: Attention button interrupt received.\n");
+ ctrl_dbg(ctrl, "Attention button interrupt received.\n");
/*
* Button pressed - See if need to TAKE ACTION!!!
*/
- info("Button pressed on Slot(%s)\n", p_slot->name);
+ ctrl_info(ctrl, "Button pressed on Slot(%s)\n", p_slot->name);
event_type = INT_BUTTON_PRESS;
queue_interrupt_event(p_slot, event_type);
@@ -77,22 +78,23 @@ u8 pciehp_handle_switch_change(struct slot *p_slot)
{
u8 getstatus;
u32 event_type;
+ struct controller *ctrl = p_slot->ctrl;
/* Switch Change */
- dbg("pciehp: Switch interrupt received.\n");
+ ctrl_dbg(ctrl, "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);
+ ctrl_info(ctrl, "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);
+ ctrl_info(ctrl, "Latch close on Slot(%s)\n", p_slot->name);
event_type = INT_SWITCH_CLOSE;
}
@@ -105,9 +107,10 @@ u8 pciehp_handle_presence_change(struct slot *p_slot)
{
u32 event_type;
u8 presence_save;
+ struct controller *ctrl = p_slot->ctrl;
/* Presence Change */
- dbg("pciehp: Presence/Notify input change.\n");
+ ctrl_dbg(ctrl, "Presence/Notify input change.\n");
/* Switch is open, assume a presence change
* Save the presence state
@@ -117,13 +120,13 @@ u8 pciehp_handle_presence_change(struct slot *p_slot)
/*
* Card Present
*/
- info("Card present on Slot(%s)\n", p_slot->name);
+ ctrl_info(ctrl, "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);
+ ctrl_info(ctrl, "Card not present on Slot(%s)\n", p_slot->name);
event_type = INT_PRESENCE_OFF;
}
@@ -135,23 +138,25 @@ u8 pciehp_handle_presence_change(struct slot *p_slot)
u8 pciehp_handle_power_fault(struct slot *p_slot)
{
u32 event_type;
+ struct controller *ctrl = p_slot->ctrl;
/* power fault */
- dbg("pciehp: Power fault interrupt received.\n");
+ ctrl_dbg(ctrl, "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);
+ ctrl_info(ctrl, "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);
+ ctrl_info(ctrl, "Power fault on Slot(%s)\n", p_slot->name);
event_type = INT_POWER_FAULT;
- info("power fault bit %x set\n", 0);
+ ctrl_info(ctrl, "power fault bit %x set\n", 0);
}
queue_interrupt_event(p_slot, event_type);
@@ -168,8 +173,9 @@ static void set_slot_off(struct controller *ctrl, struct slot * pslot)
/* turn off slot, turn on Amber LED, turn off Green LED if supported*/
if (POWER_CTRL(ctrl)) {
if (pslot->hpc_ops->power_off_slot(pslot)) {
- err("%s: Issue of Slot Power Off command failed\n",
- __func__);
+ ctrl_err(ctrl,
+ "%s: Issue of Slot Power Off command failed\n",
+ __func__);
return;
}
}
@@ -186,8 +192,8 @@ static void set_slot_off(struct controller *ctrl, struct slot * pslot)
if (ATTN_LED(ctrl)) {
if (pslot->hpc_ops->set_attention_status(pslot, 1)) {
- err("%s: Issue of Set Attention Led command failed\n",
- __func__);
+ ctrl_err(ctrl, "%s: Issue of Set Attention "
+ "Led command failed\n", __func__);
return;
}
}
@@ -205,9 +211,9 @@ static int board_added(struct slot *p_slot)
int retval = 0;
struct controller *ctrl = p_slot->ctrl;
- dbg("%s: slot device, slot offset, hp slot = %d, %d ,%d\n",
- __func__, p_slot->device,
- ctrl->slot_device_offset, p_slot->hp_slot);
+ ctrl_dbg(ctrl, "%s: slot device, slot offset, hp slot = %d, %d ,%d\n",
+ __func__, p_slot->device, ctrl->slot_device_offset,
+ p_slot->hp_slot);
if (POWER_CTRL(ctrl)) {
/* Power on slot */
@@ -225,22 +231,22 @@ static int board_added(struct slot *p_slot)
/* Check link training status */
retval = p_slot->hpc_ops->check_lnk_status(ctrl);
if (retval) {
- err("%s: Failed to check link status\n", __func__);
+ ctrl_err(ctrl, "%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", __func__);
+ ctrl_dbg(ctrl, "%s: power fault detected\n", __func__);
retval = POWER_FAILURE;
goto err_exit;
}
retval = pciehp_configure_device(p_slot);
if (retval) {
- err("Cannot add device 0x%x:%x\n", p_slot->bus,
- p_slot->device);
+ ctrl_err(ctrl, "Cannot add device 0x%x:%x\n",
+ p_slot->bus, p_slot->device);
goto err_exit;
}
@@ -272,14 +278,14 @@ static int remove_board(struct slot *p_slot)
if (retval)
return retval;
- dbg("In %s, hp_slot = %d\n", __func__, p_slot->hp_slot);
+ ctrl_dbg(ctrl, "In %s, hp_slot = %d\n", __func__, p_slot->hp_slot);
if (POWER_CTRL(ctrl)) {
/* power off slot */
retval = p_slot->hpc_ops->power_off_slot(p_slot);
if (retval) {
- err("%s: Issue of Slot Disable command failed\n",
- __func__);
+ ctrl_err(ctrl, "%s: Issue of Slot Disable command "
+ "failed\n", __func__);
return retval;
}
}
@@ -320,8 +326,8 @@ static void pciehp_power_thread(struct work_struct *work)
switch (p_slot->state) {
case POWEROFF_STATE:
mutex_unlock(&p_slot->lock);
- dbg("%s: disabling bus:device(%x:%x)\n",
- __func__, p_slot->bus, p_slot->device);
+ ctrl_dbg(p_slot->ctrl, "%s: disabling bus:device(%x:%x)\n",
+ __func__, p_slot->bus, p_slot->device);
pciehp_disable_slot(p_slot);
mutex_lock(&p_slot->lock);
p_slot->state = STATIC_STATE;
@@ -349,7 +355,8 @@ void pciehp_queue_pushbutton_work(struct work_struct *work)
info = kmalloc(sizeof(*info), GFP_KERNEL);
if (!info) {
- err("%s: Cannot allocate memory\n", __func__);
+ ctrl_err(p_slot->ctrl, "%s: Cannot allocate memory\n",
+ __func__);
return;
}
info->p_slot = p_slot;
@@ -403,12 +410,14 @@ static void handle_button_press_event(struct slot *p_slot)
p_slot->hpc_ops->get_power_status(p_slot, &getstatus);
if (getstatus) {
p_slot->state = BLINKINGOFF_STATE;
- info("PCI slot #%s - powering off due to button "
- "press.\n", p_slot->name);
+ ctrl_info(ctrl,
+ "PCI slot #%s - powering off due to button "
+ "press.\n", p_slot->name);
} else {
p_slot->state = BLINKINGON_STATE;
- info("PCI slot #%s - powering on due to button "
- "press.\n", p_slot->name);
+ ctrl_info(ctrl,
+ "PCI slot #%s - powering on due to button "
+ "press.\n", p_slot->name);
}
/* blink green LED and turn off amber */
if (PWR_LED(ctrl))
@@ -425,8 +434,8 @@ static void handle_button_press_event(struct slot *p_slot)
* press the attention again before the 5 sec. limit
* expires to cancel hot-add or hot-remove
*/
- info("Button cancel on Slot(%s)\n", p_slot->name);
- dbg("%s: button cancel\n", __func__);
+ ctrl_info(ctrl, "Button cancel on Slot(%s)\n", p_slot->name);
+ ctrl_dbg(ctrl, "%s: button cancel\n", __func__);
cancel_delayed_work(&p_slot->work);
if (p_slot->state == BLINKINGOFF_STATE) {
if (PWR_LED(ctrl))
@@ -437,8 +446,8 @@ static void handle_button_press_event(struct slot *p_slot)
}
if (ATTN_LED(ctrl))
p_slot->hpc_ops->set_attention_status(p_slot, 0);
- info("PCI slot #%s - action canceled due to button press\n",
- p_slot->name);
+ ctrl_info(ctrl, "PCI slot #%s - action canceled "
+ "due to button press\n", p_slot->name);
p_slot->state = STATIC_STATE;
break;
case POWEROFF_STATE:
@@ -448,11 +457,11 @@ static void handle_button_press_event(struct slot *p_slot)
* this means that the previous attention button action
* to hot-add or hot-remove is undergoing
*/
- info("Button ignore on Slot(%s)\n", p_slot->name);
+ ctrl_info(ctrl, "Button ignore on Slot(%s)\n", p_slot->name);
update_slot_info(p_slot);
break;
default:
- warn("Not a valid state\n");
+ ctrl_warn(ctrl, "Not a valid state\n");
break;
}
}
@@ -467,7 +476,8 @@ static void handle_surprise_event(struct slot *p_slot)
info = kmalloc(sizeof(*info), GFP_KERNEL);
if (!info) {
- err("%s: Cannot allocate memory\n", __func__);
+ ctrl_err(p_slot->ctrl, "%s: Cannot allocate memory\n",
+ __func__);
return;
}
info->p_slot = p_slot;
@@ -505,7 +515,7 @@ static void interrupt_event_handler(struct work_struct *work)
case INT_PRESENCE_OFF:
if (!HP_SUPR_RM(ctrl))
break;
- dbg("Surprise Removal\n");
+ ctrl_dbg(ctrl, "Surprise Removal\n");
update_slot_info(p_slot);
handle_surprise_event(p_slot);
break;
@@ -522,22 +532,23 @@ int pciehp_enable_slot(struct slot *p_slot)
{
u8 getstatus = 0;
int rc;
+ struct controller *ctrl = p_slot->ctrl;
/* Check to see if (latch closed, card present, power off) */
mutex_lock(&p_slot->ctrl->crit_sect);
rc = p_slot->hpc_ops->get_adapter_status(p_slot, &getstatus);
if (rc || !getstatus) {
- info("%s: no adapter on slot(%s)\n", __func__,
- p_slot->name);
+ ctrl_info(ctrl, "%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)) {
rc = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
if (rc || getstatus) {
- info("%s: latch open on slot(%s)\n", __func__,
- p_slot->name);
+ ctrl_info(ctrl, "%s: latch open on slot(%s)\n",
+ __func__, p_slot->name);
mutex_unlock(&p_slot->ctrl->crit_sect);
return -ENODEV;
}
@@ -546,8 +557,8 @@ int pciehp_enable_slot(struct slot *p_slot)
if (POWER_CTRL(p_slot->ctrl)) {
rc = p_slot->hpc_ops->get_power_status(p_slot, &getstatus);
if (rc || getstatus) {
- info("%s: already enabled on slot(%s)\n", __func__,
- p_slot->name);
+ ctrl_info(ctrl, "%s: already enabled on slot(%s)\n",
+ __func__, p_slot->name);
mutex_unlock(&p_slot->ctrl->crit_sect);
return -EINVAL;
}
@@ -571,6 +582,7 @@ int pciehp_disable_slot(struct slot *p_slot)
{
u8 getstatus = 0;
int ret = 0;
+ struct controller *ctrl = p_slot->ctrl;
if (!p_slot->ctrl)
return 1;
@@ -581,8 +593,8 @@ int pciehp_disable_slot(struct slot *p_slot)
if (!HP_SUPR_RM(p_slot->ctrl)) {
ret = p_slot->hpc_ops->get_adapter_status(p_slot, &getstatus);
if (ret || !getstatus) {
- info("%s: no adapter on slot(%s)\n", __func__,
- p_slot->name);
+ ctrl_info(ctrl, "%s: no adapter on slot(%s)\n",
+ __func__, p_slot->name);
mutex_unlock(&p_slot->ctrl->crit_sect);
return -ENODEV;
}
@@ -591,8 +603,8 @@ int pciehp_disable_slot(struct slot *p_slot)
if (MRL_SENS(p_slot->ctrl)) {
ret = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
if (ret || getstatus) {
- info("%s: latch open on slot(%s)\n", __func__,
- p_slot->name);
+ ctrl_info(ctrl, "%s: latch open on slot(%s)\n",
+ __func__, p_slot->name);
mutex_unlock(&p_slot->ctrl->crit_sect);
return -ENODEV;
}
@@ -601,8 +613,8 @@ int pciehp_disable_slot(struct slot *p_slot)
if (POWER_CTRL(p_slot->ctrl)) {
ret = p_slot->hpc_ops->get_power_status(p_slot, &getstatus);
if (ret || !getstatus) {
- info("%s: already disabled slot(%s)\n", __func__,
- p_slot->name);
+ ctrl_info(ctrl, "%s: already disabled slot(%s)\n",
+ __func__, p_slot->name);
mutex_unlock(&p_slot->ctrl->crit_sect);
return -EINVAL;
}
@@ -618,6 +630,7 @@ int pciehp_disable_slot(struct slot *p_slot)
int pciehp_sysfs_enable_slot(struct slot *p_slot)
{
int retval = -ENODEV;
+ struct controller *ctrl = p_slot->ctrl;
mutex_lock(&p_slot->lock);
switch (p_slot->state) {
@@ -631,15 +644,15 @@ int pciehp_sysfs_enable_slot(struct slot *p_slot)
p_slot->state = STATIC_STATE;
break;
case POWERON_STATE:
- info("Slot %s is already in powering on state\n",
- p_slot->name);
+ ctrl_info(ctrl, "Slot %s is already in powering on state\n",
+ p_slot->name);
break;
case BLINKINGOFF_STATE:
case POWEROFF_STATE:
- info("Already enabled on slot %s\n", p_slot->name);
+ ctrl_info(ctrl, "Already enabled on slot %s\n", p_slot->name);
break;
default:
- err("Not a valid state on slot %s\n", p_slot->name);
+ ctrl_err(ctrl, "Not a valid state on slot %s\n", p_slot->name);
break;
}
mutex_unlock(&p_slot->lock);
@@ -650,6 +663,7 @@ int pciehp_sysfs_enable_slot(struct slot *p_slot)
int pciehp_sysfs_disable_slot(struct slot *p_slot)
{
int retval = -ENODEV;
+ struct controller *ctrl = p_slot->ctrl;
mutex_lock(&p_slot->lock);
switch (p_slot->state) {
@@ -663,15 +677,15 @@ int pciehp_sysfs_disable_slot(struct slot *p_slot)
p_slot->state = STATIC_STATE;
break;
case POWEROFF_STATE:
- info("Slot %s is already in powering off state\n",
- p_slot->name);
+ ctrl_info(ctrl, "Slot %s is already in powering off state\n",
+ p_slot->name);
break;
case BLINKINGON_STATE:
case POWERON_STATE:
- info("Already disabled on slot %s\n", p_slot->name);
+ ctrl_info(ctrl, "Already disabled on slot %s\n", p_slot->name);
break;
default:
- err("Not a valid state on slot %s\n", p_slot->name);
+ ctrl_err(ctrl, "Not a valid state on slot %s\n", p_slot->name);
break;
}
mutex_unlock(&p_slot->lock);
generated by cgit v1.1 at 2024-12-25 18:49:03 +0000