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path: root/drivers/pci/hotplug/shpchp_ctrl.c
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Diffstat (limited to 'drivers/pci/hotplug/shpchp_ctrl.c')
-rw-r--r--drivers/pci/hotplug/shpchp_ctrl.c158
1 files changed, 89 insertions, 69 deletions
diff --git a/drivers/pci/hotplug/shpchp_ctrl.c b/drivers/pci/hotplug/shpchp_ctrl.c
index 919b1ee44313..b8ab2796e66a 100644
--- a/drivers/pci/hotplug/shpchp_ctrl.c
+++ b/drivers/pci/hotplug/shpchp_ctrl.c
@@ -62,7 +62,7 @@ u8 shpchp_handle_attention_button(u8 hp_slot, struct controller *ctrl)
u32 event_type;
/* Attention Button Change */
- dbg("shpchp: Attention button interrupt received.\n");
+ 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));
@@ -70,7 +70,7 @@ u8 shpchp_handle_attention_button(u8 hp_slot, struct controller *ctrl)
/*
* Button pressed - See if need to TAKE ACTION!!!
*/
- info("Button pressed on Slot(%s)\n", slot_name(p_slot));
+ 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);
@@ -86,29 +86,29 @@ u8 shpchp_handle_switch_change(u8 hp_slot, struct controller *ctrl)
u32 event_type;
/* Switch Change */
- dbg("shpchp: Switch interrupt received.\n");
+ 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);
- dbg("%s: Card present %x Power status %x\n", __func__,
- p_slot->presence_save, p_slot->pwr_save);
+ ctrl_dbg(ctrl, "Card present %x Power status %x\n",
+ p_slot->presence_save, p_slot->pwr_save);
if (getstatus) {
/*
* Switch opened
*/
- info("Latch open on Slot(%s)\n", slot_name(p_slot));
+ 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;
- err("Surprise Removal of card\n");
+ ctrl_err(ctrl, "Surprise Removal of card\n");
}
} else {
/*
* Switch closed
*/
- info("Latch close on Slot(%s)\n", slot_name(p_slot));
+ ctrl_info(ctrl, "Latch close on Slot(%s)\n", slot_name(p_slot));
event_type = INT_SWITCH_CLOSE;
}
@@ -123,7 +123,7 @@ u8 shpchp_handle_presence_change(u8 hp_slot, struct controller *ctrl)
u32 event_type;
/* Presence Change */
- dbg("shpchp: Presence/Notify input change.\n");
+ ctrl_dbg(ctrl, "Presence/Notify input change\n");
p_slot = shpchp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
@@ -135,13 +135,15 @@ u8 shpchp_handle_presence_change(u8 hp_slot, struct controller *ctrl)
/*
* Card Present
*/
- info("Card present on Slot(%s)\n", slot_name(p_slot));
+ ctrl_info(ctrl, "Card present on Slot(%s)\n",
+ slot_name(p_slot));
event_type = INT_PRESENCE_ON;
} else {
/*
* Not Present
*/
- info("Card not present on Slot(%s)\n", slot_name(p_slot));
+ ctrl_info(ctrl, "Card not present on Slot(%s)\n",
+ slot_name(p_slot));
event_type = INT_PRESENCE_OFF;
}
@@ -156,7 +158,7 @@ u8 shpchp_handle_power_fault(u8 hp_slot, struct controller *ctrl)
u32 event_type;
/* Power fault */
- dbg("shpchp: Power fault interrupt received.\n");
+ ctrl_dbg(ctrl, "Power fault interrupt received\n");
p_slot = shpchp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
@@ -164,18 +166,19 @@ u8 shpchp_handle_power_fault(u8 hp_slot, struct controller *ctrl)
/*
* Power fault Cleared
*/
- info("Power fault cleared on Slot(%s)\n", slot_name(p_slot));
+ ctrl_info(ctrl, "Power fault cleared on Slot(%s)\n",
+ slot_name(p_slot));
p_slot->status = 0x00;
event_type = INT_POWER_FAULT_CLEAR;
} else {
/*
* Power fault
*/
- info("Power fault on Slot(%s)\n", slot_name(p_slot));
+ ctrl_info(ctrl, "Power fault on Slot(%s)\n", slot_name(p_slot));
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);
+ ctrl_info(ctrl, "Power fault bit %x set\n", hp_slot);
}
queue_interrupt_event(p_slot, event_type);
@@ -191,10 +194,10 @@ static int change_bus_speed(struct controller *ctrl, struct slot *p_slot,
{
int rc = 0;
- dbg("%s: change to speed %d\n", __func__, speed);
+ ctrl_dbg(ctrl, "Change speed to %d\n", speed);
if ((rc = p_slot->hpc_ops->set_bus_speed_mode(p_slot, speed))) {
- err("%s: Issue of set bus speed mode command failed\n",
- __func__);
+ ctrl_err(ctrl, "%s: Issue of set bus speed mode command "
+ "failed\n", __func__);
return WRONG_BUS_FREQUENCY;
}
return rc;
@@ -212,8 +215,8 @@ static int fix_bus_speed(struct controller *ctrl, struct slot *pslot,
*/
if (flag) {
if (asp < bsp) {
- err("%s: speed of bus %x and adapter %x mismatch\n",
- __func__, bsp, asp);
+ ctrl_err(ctrl, "Speed of bus %x and adapter %x "
+ "mismatch\n", bsp, asp);
rc = WRONG_BUS_FREQUENCY;
}
return rc;
@@ -243,17 +246,18 @@ static int board_added(struct slot *p_slot)
int rc = 0;
enum pci_bus_speed asp, bsp, msp;
struct controller *ctrl = p_slot->ctrl;
+ struct pci_bus *parent = ctrl->pci_dev->subordinate;
hp_slot = p_slot->device - ctrl->slot_device_offset;
- dbg("%s: p_slot->device, slot_offset, hp_slot = %d, %d ,%d\n",
- __func__, p_slot->device,
- ctrl->slot_device_offset, hp_slot);
+ ctrl_dbg(ctrl,
+ "%s: p_slot->device, slot_offset, hp_slot = %d, %d ,%d\n",
+ __func__, p_slot->device, ctrl->slot_device_offset, hp_slot);
/* Power on slot without connecting to bus */
rc = p_slot->hpc_ops->power_on_slot(p_slot);
if (rc) {
- err("%s: Failed to power on slot\n", __func__);
+ ctrl_err(ctrl, "Failed to power on slot\n");
return -1;
}
@@ -262,33 +266,34 @@ static int board_added(struct slot *p_slot)
return WRONG_BUS_FREQUENCY;
if ((rc = p_slot->hpc_ops->set_bus_speed_mode(p_slot, PCI_SPEED_33MHz))) {
- err("%s: Issue of set bus speed mode command failed\n", __func__);
+ ctrl_err(ctrl, "%s: Issue of set bus speed mode command"
+ " failed\n", __func__);
return WRONG_BUS_FREQUENCY;
}
/* turn on board, blink green LED, turn off Amber LED */
if ((rc = p_slot->hpc_ops->slot_enable(p_slot))) {
- err("%s: Issue of Slot Enable command failed\n", __func__);
+ ctrl_err(ctrl, "Issue of Slot Enable command failed\n");
return rc;
}
}
rc = p_slot->hpc_ops->get_adapter_speed(p_slot, &asp);
if (rc) {
- err("%s: Can't get adapter speed or bus mode mismatch\n",
- __func__);
+ ctrl_err(ctrl, "Can't get adapter speed or "
+ "bus mode mismatch\n");
return WRONG_BUS_FREQUENCY;
}
rc = p_slot->hpc_ops->get_cur_bus_speed(p_slot, &bsp);
if (rc) {
- err("%s: Can't get bus operation speed\n", __func__);
+ ctrl_err(ctrl, "Can't get bus operation speed\n");
return WRONG_BUS_FREQUENCY;
}
rc = p_slot->hpc_ops->get_max_bus_speed(p_slot, &msp);
if (rc) {
- err("%s: Can't get max bus operation speed\n", __func__);
+ ctrl_err(ctrl, "Can't get max bus operation speed\n");
msp = bsp;
}
@@ -296,9 +301,9 @@ static int board_added(struct slot *p_slot)
if (!list_empty(&ctrl->pci_dev->subordinate->devices))
slots_not_empty = 1;
- dbg("%s: slots_not_empty %d, adapter_speed %d, bus_speed %d, "
- "max_bus_speed %d\n", __func__, slots_not_empty, asp,
- bsp, msp);
+ ctrl_dbg(ctrl, "%s: slots_not_empty %d, adapter_speed %d, bus_speed %d,"
+ " max_bus_speed %d\n", __func__, slots_not_empty, asp,
+ bsp, msp);
rc = fix_bus_speed(ctrl, p_slot, slots_not_empty, asp, bsp, msp);
if (rc)
@@ -306,26 +311,26 @@ static int board_added(struct slot *p_slot)
/* turn on board, blink green LED, turn off Amber LED */
if ((rc = p_slot->hpc_ops->slot_enable(p_slot))) {
- err("%s: Issue of Slot Enable command failed\n", __func__);
+ ctrl_err(ctrl, "Issue of Slot Enable command failed\n");
return rc;
}
/* Wait for ~1 second */
msleep(1000);
- dbg("%s: slot status = %x\n", __func__, p_slot->status);
+ ctrl_dbg(ctrl, "%s: slot status = %x\n", __func__, p_slot->status);
/* Check for a power fault */
if (p_slot->status == 0xFF) {
/* power fault occurred, but it was benign */
- dbg("%s: power fault\n", __func__);
+ ctrl_dbg(ctrl, "%s: Power fault\n", __func__);
rc = POWER_FAILURE;
p_slot->status = 0;
goto err_exit;
}
if (shpchp_configure_device(p_slot)) {
- err("Cannot add device at 0x%x:0x%x\n", p_slot->bus,
- p_slot->device);
+ ctrl_err(ctrl, "Cannot add device at %04x:%02x:%02x\n",
+ pci_domain_nr(parent), p_slot->bus, p_slot->device);
goto err_exit;
}
@@ -341,7 +346,8 @@ err_exit:
/* turn off slot, turn on Amber LED, turn off Green LED */
rc = p_slot->hpc_ops->slot_disable(p_slot);
if (rc) {
- err("%s: Issue of Slot Disable command failed\n", __func__);
+ ctrl_err(ctrl, "%s: Issue of Slot Disable command failed\n",
+ __func__);
return rc;
}
@@ -365,7 +371,7 @@ static int remove_board(struct slot *p_slot)
hp_slot = p_slot->device - ctrl->slot_device_offset;
p_slot = shpchp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
- dbg("In %s, hp_slot = %d\n", __func__, hp_slot);
+ ctrl_dbg(ctrl, "%s: hp_slot = %d\n", __func__, hp_slot);
/* Change status to shutdown */
if (p_slot->is_a_board)
@@ -374,13 +380,14 @@ static int remove_board(struct slot *p_slot)
/* turn off slot, turn on Amber LED, turn off Green LED */
rc = p_slot->hpc_ops->slot_disable(p_slot);
if (rc) {
- err("%s: Issue of Slot Disable command failed\n", __func__);
+ ctrl_err(ctrl, "%s: Issue of Slot Disable command failed\n",
+ __func__);
return rc;
}
rc = p_slot->hpc_ops->set_attention_status(p_slot, 0);
if (rc) {
- err("%s: Issue of Set Attention command failed\n", __func__);
+ ctrl_err(ctrl, "Issue of Set Attention command failed\n");
return rc;
}
@@ -439,7 +446,8 @@ void shpchp_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;
@@ -486,18 +494,19 @@ static int update_slot_info (struct slot *slot)
static void handle_button_press_event(struct slot *p_slot)
{
u8 getstatus;
+ struct controller *ctrl = p_slot->ctrl;
switch (p_slot->state) {
case STATIC_STATE:
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", slot_name(p_slot));
+ ctrl_info(ctrl, "PCI slot #%s - powering off due to "
+ "button press.\n", slot_name(p_slot));
} else {
p_slot->state = BLINKINGON_STATE;
- info("PCI slot #%s - powering on due to button "
- "press.\n", slot_name(p_slot));
+ ctrl_info(ctrl, "PCI slot #%s - powering on due to "
+ "button press.\n", slot_name(p_slot));
}
/* blink green LED and turn off amber */
p_slot->hpc_ops->green_led_blink(p_slot);
@@ -512,16 +521,16 @@ 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", slot_name(p_slot));
- dbg("%s: button cancel\n", __func__);
+ ctrl_info(ctrl, "Button cancel on Slot(%s)\n",
+ slot_name(p_slot));
cancel_delayed_work(&p_slot->work);
if (p_slot->state == BLINKINGOFF_STATE)
p_slot->hpc_ops->green_led_on(p_slot);
else
p_slot->hpc_ops->green_led_off(p_slot);
p_slot->hpc_ops->set_attention_status(p_slot, 0);
- info("PCI slot #%s - action canceled due to button press\n",
- slot_name(p_slot));
+ ctrl_info(ctrl, "PCI slot #%s - action canceled due to "
+ "button press\n", slot_name(p_slot));
p_slot->state = STATIC_STATE;
break;
case POWEROFF_STATE:
@@ -531,11 +540,12 @@ 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", slot_name(p_slot));
+ ctrl_info(ctrl, "Button ignore on Slot(%s)\n",
+ slot_name(p_slot));
update_slot_info(p_slot);
break;
default:
- warn("Not a valid state\n");
+ ctrl_warn(ctrl, "Not a valid state\n");
break;
}
}
@@ -551,7 +561,7 @@ static void interrupt_event_handler(struct work_struct *work)
handle_button_press_event(p_slot);
break;
case INT_POWER_FAULT:
- dbg("%s: power fault\n", __func__);
+ ctrl_dbg(p_slot->ctrl, "%s: Power fault\n", __func__);
p_slot->hpc_ops->set_attention_status(p_slot, 1);
p_slot->hpc_ops->green_led_off(p_slot);
break;
@@ -569,22 +579,24 @@ static int shpchp_enable_slot (struct slot *p_slot)
{
u8 getstatus = 0;
int rc, retval = -ENODEV;
+ 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("No adapter on slot(%s)\n", slot_name(p_slot));
+ ctrl_info(ctrl, "No adapter on slot(%s)\n", slot_name(p_slot));
goto out;
}
rc = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
if (rc || getstatus) {
- info("Latch open on slot(%s)\n", slot_name(p_slot));
+ ctrl_info(ctrl, "Latch open on slot(%s)\n", slot_name(p_slot));
goto out;
}
rc = p_slot->hpc_ops->get_power_status(p_slot, &getstatus);
if (rc || getstatus) {
- info("Already enabled on slot(%s)\n", slot_name(p_slot));
+ ctrl_info(ctrl, "Already enabled on slot(%s)\n",
+ slot_name(p_slot));
goto out;
}
@@ -593,7 +605,7 @@ static int shpchp_enable_slot (struct slot *p_slot)
/* We have to save the presence info for these slots */
p_slot->hpc_ops->get_adapter_status(p_slot, &(p_slot->presence_save));
p_slot->hpc_ops->get_power_status(p_slot, &(p_slot->pwr_save));
- dbg("%s: p_slot->pwr_save %x\n", __func__, p_slot->pwr_save);
+ ctrl_dbg(ctrl, "%s: p_slot->pwr_save %x\n", __func__, p_slot->pwr_save);
p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
if(((p_slot->ctrl->pci_dev->vendor == PCI_VENDOR_ID_AMD) ||
@@ -624,6 +636,7 @@ static int shpchp_disable_slot (struct slot *p_slot)
{
u8 getstatus = 0;
int rc, retval = -ENODEV;
+ struct controller *ctrl = p_slot->ctrl;
if (!p_slot->ctrl)
return -ENODEV;
@@ -633,17 +646,18 @@ static int shpchp_disable_slot (struct slot *p_slot)
rc = p_slot->hpc_ops->get_adapter_status(p_slot, &getstatus);
if (rc || !getstatus) {
- info("No adapter on slot(%s)\n", slot_name(p_slot));
+ ctrl_info(ctrl, "No adapter on slot(%s)\n", slot_name(p_slot));
goto out;
}
rc = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
if (rc || getstatus) {
- info("Latch open on slot(%s)\n", slot_name(p_slot));
+ ctrl_info(ctrl, "Latch open on slot(%s)\n", slot_name(p_slot));
goto out;
}
rc = p_slot->hpc_ops->get_power_status(p_slot, &getstatus);
if (rc || !getstatus) {
- info("Already disabled slot(%s)\n", slot_name(p_slot));
+ ctrl_info(ctrl, "Already disabled on slot(%s)\n",
+ slot_name(p_slot));
goto out;
}
@@ -657,6 +671,7 @@ static int shpchp_disable_slot (struct slot *p_slot)
int shpchp_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) {
@@ -670,15 +685,17 @@ int shpchp_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",
- slot_name(p_slot));
+ ctrl_info(ctrl, "Slot %s is already in powering on state\n",
+ slot_name(p_slot));
break;
case BLINKINGOFF_STATE:
case POWEROFF_STATE:
- info("Already enabled on slot %s\n", slot_name(p_slot));
+ ctrl_info(ctrl, "Already enabled on slot %s\n",
+ slot_name(p_slot));
break;
default:
- err("Not a valid state on slot %s\n", slot_name(p_slot));
+ ctrl_err(ctrl, "Not a valid state on slot %s\n",
+ slot_name(p_slot));
break;
}
mutex_unlock(&p_slot->lock);
@@ -689,6 +706,7 @@ int shpchp_sysfs_enable_slot(struct slot *p_slot)
int shpchp_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) {
@@ -702,15 +720,17 @@ int shpchp_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",
- slot_name(p_slot));
+ ctrl_info(ctrl, "Slot %s is already in powering off state\n",
+ slot_name(p_slot));
break;
case BLINKINGON_STATE:
case POWERON_STATE:
- info("Already disabled on slot %s\n", slot_name(p_slot));
+ ctrl_info(ctrl, "Already disabled on slot %s\n",
+ slot_name(p_slot));
break;
default:
- err("Not a valid state on slot %s\n", slot_name(p_slot));
+ ctrl_err(ctrl, "Not a valid state on slot %s\n",
+ slot_name(p_slot));
break;
}
mutex_unlock(&p_slot->lock);
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-04-24 04:33:00 +0000