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PCI: pciehp: remove hp_slot field

Browse source 
The hp_slot field is to identify the slot under the same
controller. But, since PCIe downstream port has only one slot at most,
it is meaningless and we don't need it.

Acked-by: Alex Chiang <achiang@hp.com>
Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Kenji Kaneshige 2009-09-15 17:27:24 +09:00 committed by Jesse Barnes
parent d689f7eb36
commit 0e3631593c
4 changed files with 4 additions and 12 deletions
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1
drivers/pci/hotplug/pciehp.h
View file

@ -73,7 +73,6 @@ do { \
#define SLOT_NAME_SIZE 10
struct slot {
u8 state;
u8 hp_slot;
u32 number;
struct controller *ctrl;
struct hpc_ops *hpc_ops;

4
drivers/pci/hotplug/pciehp_core.c
View file

@ -124,10 +124,10 @@ static int init_slot(struct controller *ctrl)
snprintf(name, SLOT_NAME_SIZE, "%u", slot->number);
ctrl_dbg(ctrl, "Registering domain:bus:dev=%04x:%02x:00 "
"hp_slot=%x sun=%x slot_device_offset=%x\n",
"sun=%x slot_device_offset=%x\n",
pci_domain_nr(ctrl->pci_dev->subordinate),
ctrl->pci_dev->subordinate->number,
slot->hp_slot, slot->number, ctrl->slot_device_offset);
slot->number, ctrl->slot_device_offset);
retval = pci_hp_register(hotplug,
ctrl->pci_dev->subordinate, 0, name);
if (retval) {

6
drivers/pci/hotplug/pciehp_ctrl.c
View file

@ -210,8 +210,8 @@ static int board_added(struct slot *p_slot)
struct controller *ctrl = p_slot->ctrl;
struct pci_bus *parent = ctrl->pci_dev->subordinate;
ctrl_dbg(ctrl, "%s: slot device, slot offset, hp slot = 0, %d, %d\n",
__func__, ctrl->slot_device_offset, p_slot->hp_slot);
ctrl_dbg(ctrl, "%s: slot device, slot offset = 0, %d\n",
__func__, ctrl->slot_device_offset);
if (POWER_CTRL(ctrl)) {
/* Power on slot */
@ -268,8 +268,6 @@ static int remove_board(struct slot *p_slot)
if (retval)
return retval;
ctrl_dbg(ctrl, "%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);

5
drivers/pci/hotplug/pciehp_hpc.c
View file

@ -497,8 +497,6 @@ static int hpc_power_on_slot(struct slot * slot)
u16 slot_status;
int retval = 0;
ctrl_dbg(ctrl, "%s: slot->hp_slot %x\n", __func__, slot->hp_slot);
/* Clear sticky power-fault bit from previous power failures */
retval = pciehp_readw(ctrl, PCI_EXP_SLTSTA, &slot_status);
if (retval) {
@ -578,8 +576,6 @@ static int hpc_power_off_slot(struct slot * slot)
int retval = 0;
int changed;
ctrl_dbg(ctrl, "%s: slot->hp_slot %x\n", __func__, slot->hp_slot);
/*
* Set Bad DLLP Mask bit in Correctable Error Mask
* Register. This is the workaround against Bad DLLP error
@ -928,7 +924,6 @@ static int pcie_init_slot(struct controller *ctrl)
if (!slot)
return -ENOMEM;
slot->hp_slot = 0;
slot->ctrl = ctrl;
slot->hpc_ops = ctrl->hpc_ops;
slot->number = ctrl->first_slot;