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PCI: pciehp: remove pci_dev field
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Since we have a pointer to pcie_device in struct controller, we don't
need a pointer to pci_dev.

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>
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Kenji Kaneshige authored and Jesse Barnes committed Sep 17, 2009
1 parent 6aaa6d0 commit 385e249
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Showing 5 changed files with 15 additions and 17 deletions.
1 change: 0 additions & 1 deletion drivers/pci/hotplug/pciehp.h
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Original file line number Diff line number Diff line change
Expand Up @@ -89,7 +89,6 @@ struct event_info {

struct controller {
struct mutex ctrl_lock; /* controller lock */
struct pci_dev *pci_dev;
struct pcie_device *pcie; /* PCI Express port service */
struct slot *slot;
struct hpc_ops *hpc_ops;
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6 changes: 3 additions & 3 deletions drivers/pci/hotplug/pciehp_core.c
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Original file line number Diff line number Diff line change
Expand Up @@ -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 sun=%x\n",
pci_domain_nr(ctrl->pci_dev->subordinate),
ctrl->pci_dev->subordinate->number, slot->number);
pci_domain_nr(ctrl->pcie->port->subordinate),
ctrl->pcie->port->subordinate->number, slot->number);
retval = pci_hp_register(hotplug,
ctrl->pci_dev->subordinate, 0, name);
ctrl->pcie->port->subordinate, 0, name);
if (retval) {
ctrl_err(ctrl,
"pci_hp_register failed with error %d\n", retval);
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6 changes: 3 additions & 3 deletions drivers/pci/hotplug/pciehp_ctrl.c
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Original file line number Diff line number Diff line change
Expand Up @@ -208,7 +208,7 @@ static int board_added(struct slot *p_slot)
{
int retval = 0;
struct controller *ctrl = p_slot->ctrl;
struct pci_bus *parent = ctrl->pci_dev->subordinate;
struct pci_bus *parent = ctrl->pcie->port->subordinate;

if (POWER_CTRL(ctrl)) {
/* Power on slot */
Expand Down Expand Up @@ -312,8 +312,8 @@ static void pciehp_power_thread(struct work_struct *work)
mutex_unlock(&p_slot->lock);
ctrl_dbg(p_slot->ctrl,
"Disabling domain:bus:device=%04x:%02x:00\n",
pci_domain_nr(p_slot->ctrl->pci_dev->subordinate),
p_slot->ctrl->pci_dev->subordinate->number);
pci_domain_nr(p_slot->ctrl->pcie->port->subordinate),
p_slot->ctrl->pcie->port->subordinate->number);
pciehp_disable_slot(p_slot);
mutex_lock(&p_slot->lock);
p_slot->state = STATIC_STATE;
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15 changes: 7 additions & 8 deletions drivers/pci/hotplug/pciehp_hpc.c
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Original file line number Diff line number Diff line change
Expand Up @@ -44,25 +44,25 @@ static atomic_t pciehp_num_controllers = ATOMIC_INIT(0);

static inline int pciehp_readw(struct controller *ctrl, int reg, u16 *value)
{
struct pci_dev *dev = ctrl->pci_dev;
struct pci_dev *dev = ctrl->pcie->port;
return pci_read_config_word(dev, ctrl->cap_base + reg, value);
}

static inline int pciehp_readl(struct controller *ctrl, int reg, u32 *value)
{
struct pci_dev *dev = ctrl->pci_dev;
struct pci_dev *dev = ctrl->pcie->port;
return pci_read_config_dword(dev, ctrl->cap_base + reg, value);
}

static inline int pciehp_writew(struct controller *ctrl, int reg, u16 value)
{
struct pci_dev *dev = ctrl->pci_dev;
struct pci_dev *dev = ctrl->pcie->port;
return pci_write_config_word(dev, ctrl->cap_base + reg, value);
}

static inline int pciehp_writel(struct controller *ctrl, int reg, u32 value)
{
struct pci_dev *dev = ctrl->pci_dev;
struct pci_dev *dev = ctrl->pcie->port;
return pci_write_config_dword(dev, ctrl->cap_base + reg, value);
}

Expand Down Expand Up @@ -537,7 +537,7 @@ static int hpc_power_on_slot(struct slot * slot)

static inline int pcie_mask_bad_dllp(struct controller *ctrl)
{
struct pci_dev *dev = ctrl->pci_dev;
struct pci_dev *dev = ctrl->pcie->port;
int pos;
u32 reg;

Expand All @@ -554,7 +554,7 @@ static inline int pcie_mask_bad_dllp(struct controller *ctrl)

static inline void pcie_unmask_bad_dllp(struct controller *ctrl)
{
struct pci_dev *dev = ctrl->pci_dev;
struct pci_dev *dev = ctrl->pcie->port;
u32 reg;
int pos;

Expand Down Expand Up @@ -946,7 +946,7 @@ static inline void dbg_ctrl(struct controller *ctrl)
{
int i;
u16 reg16;
struct pci_dev *pdev = ctrl->pci_dev;
struct pci_dev *pdev = ctrl->pcie->port;

if (!pciehp_debug)
return;
Expand Down Expand Up @@ -1004,7 +1004,6 @@ struct controller *pcie_init(struct pcie_device *dev)
goto abort;
}
ctrl->pcie = dev;
ctrl->pci_dev = pdev;
ctrl->cap_base = pci_find_capability(pdev, PCI_CAP_ID_EXP);
if (!ctrl->cap_base) {
ctrl_err(ctrl, "Cannot find PCI Express capability\n");
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4 changes: 2 additions & 2 deletions drivers/pci/hotplug/pciehp_pci.c
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Original file line number Diff line number Diff line change
Expand Up @@ -63,7 +63,7 @@ static int __ref pciehp_add_bridge(struct pci_dev *dev)
int pciehp_configure_device(struct slot *p_slot)
{
struct pci_dev *dev;
struct pci_bus *parent = p_slot->ctrl->pci_dev->subordinate;
struct pci_bus *parent = p_slot->ctrl->pcie->port->subordinate;
int num, fn;
struct controller *ctrl = p_slot->ctrl;

Expand Down Expand Up @@ -111,7 +111,7 @@ int pciehp_unconfigure_device(struct slot *p_slot)
int j;
u8 bctl = 0;
u8 presence = 0;
struct pci_bus *parent = p_slot->ctrl->pci_dev->subordinate;
struct pci_bus *parent = p_slot->ctrl->pcie->port->subordinate;
u16 command;
struct controller *ctrl = p_slot->ctrl;

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