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Merge branch 'pci/misc' 

- Update the aer-inject URL (Yicong Yang)

- Declare pci_filp_private only when HAVE_PCI_MMAP to avoid unused struct
  definition (Krzysztof Wilczyński)

- Remove unused assignments (Bjorn Helgaas)

- Add #includes to asm/pci_x86.h to prevent build errors (Randy Dunlap)

* pci/misc:
  x86/PCI: Add #includes to asm/pci_x86.h
  PCI: ibmphp: Remove unused assignments
  PCI: cpqphp: Remove unused assignments
  PCI: fu740: Remove unused assignments
  PCI: kirin: Remove unused assignments
  PCI: Remove unused assignments
  PCI: Declare pci_filp_private only when HAVE_PCI_MMAP
  PCI/AER: Update aer-inject URL
This commit is contained in:
Bjorn Helgaas 2022-03-22 17:16:21 -05:00
parent f787b68214 b9fae6a47b
commit 73c82469bd
13 changed files with 18 additions and 40 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
arch/x86/include/asm/pci_x86.h
View File

@ -5,7 +5,10 @@
* (c) 1999 Martin Mares <mj@ucw.cz>
*/
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/ioport.h>
#include <linux/spinlock.h>
#undef DEBUG

2
drivers/pci/controller/dwc/pcie-fu740.c
View File

@ -224,7 +224,7 @@ static int fu740_pcie_host_init(struct pcie_port *pp)
/* Clear hold_phy_rst */
writel_relaxed(0x0, afp->mgmt_base + PCIEX8MGMT_APP_HOLD_PHY_RST);
/* Enable pcieauxclk */
ret = clk_prepare_enable(afp->pcie_aux);
clk_prepare_enable(afp->pcie_aux);
/* Set RC mode */
writel_relaxed(0x4, afp->mgmt_base + PCIEX8MGMT_DEVICE_TYPE);

3
drivers/pci/controller/dwc/pcie-kirin.c
View File

@ -332,9 +332,6 @@ static int hi3660_pcie_phy_init(struct platform_device *pdev,
pcie->phy_priv = phy;
phy->dev = dev;
/* registers */
pdev = container_of(dev, struct platform_device, dev);
ret = hi3660_pcie_phy_get_clk(phy);
if (ret)
return ret;

2
drivers/pci/hotplug/cpqphp_core.c
View File

@ -1254,7 +1254,7 @@ static void __exit unload_cpqphpd(void)
struct pci_resource *res;
struct pci_resource *tres;
rc = compaq_nvram_store(cpqhp_rom_start);
compaq_nvram_store(cpqhp_rom_start);
ctrl = cpqhp_ctrl_list;

22
drivers/pci/hotplug/cpqphp_ctrl.c
View File

@ -881,7 +881,6 @@ irqreturn_t cpqhp_ctrl_intr(int IRQ, void *data)
u8 reset;
u16 misc;
u32 Diff;
u32 temp_dword;
misc = readw(ctrl->hpc_reg + MISC);
@ -917,7 +916,7 @@ irqreturn_t cpqhp_ctrl_intr(int IRQ, void *data)
writel(Diff, ctrl->hpc_reg + INT_INPUT_CLEAR);
/* Read it back to clear any posted writes */
temp_dword = readl(ctrl->hpc_reg + INT_INPUT_CLEAR);
readl(ctrl->hpc_reg + INT_INPUT_CLEAR);
if (!Diff)
/* Clear all interrupts */
@ -1412,7 +1411,6 @@ static u32 board_added(struct pci_func *func, struct controller *ctrl)
u32 rc = 0;
struct pci_func *new_slot = NULL;
struct pci_bus *bus = ctrl->pci_bus;
struct slot *p_slot;
struct resource_lists res_lists;
hp_slot = func->device - ctrl->slot_device_offset;
@ -1459,7 +1457,7 @@ static u32 board_added(struct pci_func *func, struct controller *ctrl)
if (rc)
return rc;
p_slot = cpqhp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
cpqhp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
/* turn on board and blink green LED */
@ -1614,7 +1612,6 @@ static u32 remove_board(struct pci_func *func, u32 replace_flag, struct controll
u8 device;
u8 hp_slot;
u8 temp_byte;
u32 rc;
struct resource_lists res_lists;
struct pci_func *temp_func;
@ -1629,7 +1626,7 @@ static u32 remove_board(struct pci_func *func, u32 replace_flag, struct controll
/* When we get here, it is safe to change base address registers.
* We will attempt to save the base address register lengths */
if (replace_flag || !ctrl->add_support)
rc = cpqhp_save_base_addr_length(ctrl, func);
cpqhp_save_base_addr_length(ctrl, func);
else if (!func->bus_head && !func->mem_head &&
!func->p_mem_head && !func->io_head) {
/* Here we check to see if we've saved any of the board's
@ -1647,7 +1644,7 @@ static u32 remove_board(struct pci_func *func, u32 replace_flag, struct controll
}
if (!skip)
rc = cpqhp_save_used_resources(ctrl, func);
cpqhp_save_used_resources(ctrl, func);
}
/* Change status to shutdown */
if (func->is_a_board)
@ -1767,7 +1764,7 @@ void cpqhp_event_stop_thread(void)
static void interrupt_event_handler(struct controller *ctrl)
{
int loop = 0;
int loop;
int change = 1;
struct pci_func *func;
u8 hp_slot;
@ -1885,7 +1882,6 @@ static void interrupt_event_handler(struct controller *ctrl)
void cpqhp_pushbutton_thread(struct timer_list *t)
{
u8 hp_slot;
u8 device;
struct pci_func *func;
struct slot *p_slot = from_timer(p_slot, t, task_event);
struct controller *ctrl = (struct controller *) p_slot->ctrl;
@ -1893,8 +1889,6 @@ void cpqhp_pushbutton_thread(struct timer_list *t)
pushbutton_pending = NULL;
hp_slot = p_slot->hp_slot;
device = p_slot->device;
if (is_slot_enabled(ctrl, hp_slot)) {
p_slot->state = POWEROFF_STATE;
/* power Down board */
@ -1951,15 +1945,12 @@ int cpqhp_process_SI(struct controller *ctrl, struct pci_func *func)
u32 tempdword;
int rc;
struct slot *p_slot;
int physical_slot = 0;
tempdword = 0;
device = func->device;
hp_slot = device - ctrl->slot_device_offset;
p_slot = cpqhp_find_slot(ctrl, device);
if (p_slot)
physical_slot = p_slot->number;
/* Check to see if the interlock is closed */
tempdword = readl(ctrl->hpc_reg + INT_INPUT_CLEAR);
@ -2043,13 +2034,10 @@ int cpqhp_process_SS(struct controller *ctrl, struct pci_func *func)
unsigned int devfn;
struct slot *p_slot;
struct pci_bus *pci_bus = ctrl->pci_bus;
int physical_slot = 0;
device = func->device;
func = cpqhp_slot_find(ctrl->bus, device, index++);
p_slot = cpqhp_find_slot(ctrl, device);
if (p_slot)
physical_slot = p_slot->number;
/* Make sure there are no video controllers here */
while (func && !rc) {

2
drivers/pci/hotplug/cpqphp_pci.c
View File

@ -473,7 +473,7 @@ int cpqhp_save_slot_config(struct controller *ctrl, struct pci_func *new_slot)
int sub_bus;
int max_functions;
int function = 0;
int cloop = 0;
int cloop;
int stop_it;
ID = 0xFFFFFFFF;

2
drivers/pci/hotplug/ibmphp_hpc.c
View File

@ -325,11 +325,9 @@ static u8 i2c_ctrl_write(struct controller *ctlr_ptr, void __iomem *WPGBbar, u8
static u8 isa_ctrl_read(struct controller *ctlr_ptr, u8 offset)
{
u16 start_address;
u16 end_address;
u8 data;
start_address = ctlr_ptr->u.isa_ctlr.io_start;
end_address = ctlr_ptr->u.isa_ctlr.io_end;
data = inb(start_address + offset);
return data;
}

3
drivers/pci/hotplug/ibmphp_res.c
View File

@ -1955,7 +1955,7 @@ static int __init update_bridge_ranges(struct bus_node **bus)
bus_sec = find_bus_wprev(sec_busno, NULL, 0);
/* this bus structure doesn't exist yet, PPB was configured during previous loading of ibmphp */
if (!bus_sec) {
bus_sec = alloc_error_bus(NULL, sec_busno, 1);
alloc_error_bus(NULL, sec_busno, 1);
/* the rest will be populated during NVRAM call */
return 0;
}
@ -2114,6 +2114,5 @@ static int __init update_bridge_ranges(struct bus_node **bus)
} /* end for function */
} /* end for device */
bus = &bus_cur;
return 0;
}

7
drivers/pci/pci-sysfs.c
View File

@ -754,8 +754,6 @@ static ssize_t pci_read_config(struct file *filp, struct kobject *kobj,
u8 val;
pci_user_read_config_byte(dev, off, &val);
data[off - init_off] = val;
off++;
--size;
}
pci_config_pm_runtime_put(dev);
@ -818,11 +816,8 @@ static ssize_t pci_write_config(struct file *filp, struct kobject *kobj,
size -= 2;
}
if (size) {
if (size)
pci_user_write_config_byte(dev, off, data[off - init_off]);
off++;
--size;
}
pci_config_pm_runtime_put(dev);

2
drivers/pci/pcie/Kconfig
View File

@ -43,7 +43,7 @@ config PCIEAER_INJECT
error injection can fake almost all kinds of errors with the
help of a user space helper tool aer-inject, which can be
gotten from:
https://www.kernel.org/pub/linux/utils/pci/aer-inject/
https://git.kernel.org/cgit/linux/kernel/git/gong.chen/aer-inject.git/
#
# PCI Express ECRC

2
drivers/pci/pcie/aer_inject.c
View File

@ -6,7 +6,7 @@
* trigger various real hardware errors. Software based error
* injection can fake almost all kinds of errors with the help of a
* user space helper tool aer-inject, which can be gotten from:
* https://www.kernel.org/pub/linux/utils/pci/aer-inject/
* https://git.kernel.org/cgit/linux/kernel/git/gong.chen/aer-inject.git/
*
* Copyright 2009 Intel Corporation.
* Huang Ying <ying.huang@intel.com>

6
drivers/pci/proc.c
View File

@ -99,9 +99,7 @@ static ssize_t proc_bus_pci_read(struct file *file, char __user *buf,
unsigned char val;
pci_user_read_config_byte(dev, pos, &val);
__put_user(val, buf);
buf++;
pos++;
cnt--;
}
pci_config_pm_runtime_put(dev);
@ -176,9 +174,7 @@ static ssize_t proc_bus_pci_write(struct file *file, const char __user *buf,
unsigned char val;
__get_user(val, buf);
pci_user_write_config_byte(dev, pos, val);
buf++;
pos++;
cnt--;
}
pci_config_pm_runtime_put(dev);
@ -188,10 +184,12 @@ static ssize_t proc_bus_pci_write(struct file *file, const char __user *buf,
return nbytes;
}
#ifdef HAVE_PCI_MMAP
struct pci_filp_private {
enum pci_mmap_state mmap_state;
int write_combine;
};
#endif /* HAVE_PCI_MMAP */
static long proc_bus_pci_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)

2
drivers/pci/setup-bus.c
View File

@ -1525,7 +1525,7 @@ static void pci_bridge_release_resources(struct pci_bus *bus,
{
struct pci_dev *dev = bus->self;
struct resource *r;
unsigned int old_flags = 0;
unsigned int old_flags;
struct resource *b_res;
int idx = 1;