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PCI: Fix whitespace, capitalization, and spelling errors

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Fix whitespace, capitalization, and spelling errors.  No functional change.
I know "busses" is not an error, but "buses" was more common, so I used it
consistently.

Signed-off-by: Marta Rybczynska <rybczynska@gmail.com> (pci_reset_bridge_secondary_bus())
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Bjorn Helgaas 2013-11-14 11:28:18 -07:00
parent 4fbf888acc
commit f7625980f5
65 changed files with 518 additions and 520 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/pci/ats.c
View File

@ -410,7 +410,7 @@ EXPORT_SYMBOL_GPL(pci_disable_pasid);
* Otherwise is returns a bitmask with supported features. Current
* features reported are:
* PCI_PASID_CAP_EXEC - Execute permission supported
* PCI_PASID_CAP_PRIV - Priviledged mode supported
* PCI_PASID_CAP_PRIV - Privileged mode supported
*/
int pci_pasid_features(struct pci_dev *pdev)
{

12
drivers/pci/host/pci-tegra.c
View File

@ -249,7 +249,7 @@ struct tegra_pcie {
void __iomem *afi;
int irq;
struct list_head busses;
struct list_head buses;
struct resource *cs;
struct resource io;
@ -399,14 +399,14 @@ free:
/*
* Look up a virtual address mapping for the specified bus number. If no such
* mapping existis, try to create one.
* mapping exists, try to create one.
*/
static void __iomem *tegra_pcie_bus_map(struct tegra_pcie *pcie,
unsigned int busnr)
{
struct tegra_pcie_bus *bus;
list_for_each_entry(bus, &pcie->busses, list)
list_for_each_entry(bus, &pcie->buses, list)
if (bus->nr == busnr)
return (void __iomem *)bus->area->addr;
@ -414,7 +414,7 @@ static void __iomem *tegra_pcie_bus_map(struct tegra_pcie *pcie,
if (IS_ERR(bus))
return NULL;
list_add_tail(&bus->list, &pcie->busses);
list_add_tail(&bus->list, &pcie->buses);
return (void __iomem *)bus->area->addr;
}
@ -808,7 +808,7 @@ static int tegra_pcie_enable_controller(struct tegra_pcie *pcie)
value &= ~AFI_FUSE_PCIE_T0_GEN2_DIS;
afi_writel(pcie, value, AFI_FUSE);
/* initialze internal PHY, enable up to 16 PCIE lanes */
/* initialize internal PHY, enable up to 16 PCIE lanes */
pads_writel(pcie, 0x0, PADS_CTL_SEL);
/* override IDDQ to 1 on all 4 lanes */
@ -1624,7 +1624,7 @@ static int tegra_pcie_probe(struct platform_device *pdev)
if (!pcie)
return -ENOMEM;
INIT_LIST_HEAD(&pcie->busses);
INIT_LIST_HEAD(&pcie->buses);
INIT_LIST_HEAD(&pcie->ports);
pcie->soc_data = match->data;
pcie->dev = &pdev->dev;

2
drivers/pci/host/pcie-designware.c
View File

@ -197,7 +197,7 @@ static int find_valid_pos0(struct pcie_port *pp, int msgvec, int pos, int *pos0)
return -ENOSPC;
/*
* Check if this position is at correct offset.nvec is always a
* power of two. pos0 must be nvec bit alligned.
* power of two. pos0 must be nvec bit aligned.
*/
if (pos % msgvec)
pos += msgvec - (pos % msgvec);

4
drivers/pci/hotplug/Kconfig
View File

@ -133,8 +133,8 @@ config HOTPLUG_PCI_RPA_DLPAR
To compile this driver as a module, choose M here: the
module will be called rpadlpar_io.
When in doubt, say N.
When in doubt, say N.
config HOTPLUG_PCI_SGI
tristate "SGI PCI Hotplug Support"

2
drivers/pci/hotplug/Makefile
View File

@ -31,7 +31,7 @@ pci_hotplug-objs += cpci_hotplug_core.o \
cpci_hotplug_pci.o
endif
ifdef CONFIG_ACPI
pci_hotplug-objs += acpi_pcihp.o
pci_hotplug-objs += acpi_pcihp.o
endif
cpqphp-objs := cpqphp_core.o \

12
drivers/pci/hotplug/acpiphp_core.c
View File

@ -111,7 +111,7 @@ int acpiphp_register_attention(struct acpiphp_attention_info *info)
* @info: must match the pointer used to register
*
* Description: This is used to un-register a hardware specific acpi
* driver that manipulates the attention LED. The pointer to the
* driver that manipulates the attention LED. The pointer to the
* info struct must be the same as the one used to set it.
*/
int acpiphp_unregister_attention(struct acpiphp_attention_info *info)
@ -169,8 +169,8 @@ static int disable_slot(struct hotplug_slot *hotplug_slot)
* was registered with us. This allows hardware specific
* ACPI implementations to blink the light for us.
*/
static int set_attention_status(struct hotplug_slot *hotplug_slot, u8 status)
{
static int set_attention_status(struct hotplug_slot *hotplug_slot, u8 status)
{
int retval = -ENODEV;
pr_debug("%s - physical_slot = %s\n", __func__,
@ -182,8 +182,8 @@ static int disable_slot(struct hotplug_slot *hotplug_slot)
} else
attention_info = NULL;
return retval;
}
}
/**
* get_power_status - get power status of a slot
@ -323,7 +323,7 @@ int acpiphp_register_hotplug_slot(struct acpiphp_slot *acpiphp_slot,
if (retval) {
pr_err("pci_hp_register failed with error %d\n", retval);
goto error_hpslot;
}
}
pr_info("Slot [%s] registered\n", slot_name(slot));

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

@ -325,7 +325,7 @@ static acpi_status register_slot(acpi_handle handle, u32 lvl, void *data,
list_add_tail(&slot->node, &bridge->slots);
/* Register slots for ejectable funtions only. */
/* Register slots for ejectable functions only. */
if (acpi_pci_check_ejectable(pbus, handle) || is_dock_device(handle)) {
unsigned long long sun;
int retval;

14
drivers/pci/hotplug/acpiphp_ibm.c
View File

@ -116,7 +116,7 @@ static struct bin_attribute ibm_apci_table_attr = {
.read = ibm_read_apci_table,
.write = NULL,
};
static struct acpiphp_attention_info ibm_attention_info =
static struct acpiphp_attention_info ibm_attention_info =
{
.set_attn = ibm_set_attention_status,
.get_attn = ibm_get_attention_status,
@ -171,9 +171,9 @@ ibm_slot_done:
*/
static int ibm_set_attention_status(struct hotplug_slot *slot, u8 status)
{
union acpi_object args[2];
union acpi_object args[2];
struct acpi_object_list params = { .pointer = args, .count = 2 };
acpi_status stat;
acpi_status stat;
unsigned long long rc;
union apci_descriptor *ibm_slot;
@ -208,7 +208,7 @@ static int ibm_set_attention_status(struct hotplug_slot *slot, u8 status)
*
* Description: This method is registered with the acpiphp module as a
* callback to do the device specific task of getting the LED status.
*
*
* Because there is no direct method of getting the LED status directly
* from an ACPI call, we read the aPCI table and parse out our
* slot descriptor to read the status from that.
@ -259,7 +259,7 @@ static void ibm_handle_events(acpi_handle handle, u32 event, void *context)
pr_debug("%s: Received notification %02x\n", __func__, event);
if (subevent == 0x80) {
pr_debug("%s: generationg bus event\n", __func__);
pr_debug("%s: generating bus event\n", __func__);
acpi_bus_generate_netlink_event(note->device->pnp.device_class,
dev_name(&note->device->dev),
note->event, detail);
@ -387,7 +387,7 @@ static acpi_status __init ibm_find_acpi_device(acpi_handle handle,
u32 lvl, void *context, void **rv)
{
acpi_handle *phandle = (acpi_handle *)context;
acpi_status status;
acpi_status status;
struct acpi_device_info *info;
int retval = 0;
@ -405,7 +405,7 @@ static acpi_status __init ibm_find_acpi_device(acpi_handle handle,
info->hardware_id.string, handle);
*phandle = handle;
/* returning non-zero causes the search to stop
* and returns this value to the caller of
* and returns this value to the caller of
* acpi_walk_namespace, but it also causes some warnings
* in the acpi debug code to print...
*/

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

@ -46,7 +46,7 @@
do { \
if (cpci_debug) \
printk (KERN_DEBUG "%s: " format "\n", \
MY_NAME , ## arg); \
MY_NAME , ## arg); \
} while (0)
#define err(format, arg...) printk(KERN_ERR "%s: " format "\n", MY_NAME , ## arg)
#define info(format, arg...) printk(KERN_INFO "%s: " format "\n", MY_NAME , ## arg)

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

@ -39,7 +39,7 @@ extern int cpci_debug;
do { \
if (cpci_debug) \
printk (KERN_DEBUG "%s: " format "\n", \
MY_NAME , ## arg); \
MY_NAME , ## arg); \
} while (0)
#define err(format, arg...) printk(KERN_ERR "%s: " format "\n", MY_NAME , ## arg)
#define info(format, arg...) printk(KERN_INFO "%s: " format "\n", MY_NAME , ## arg)

20
drivers/pci/hotplug/cpcihp_generic.c
View File

@ -13,14 +13,14 @@
* option) any later version.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* You should have received a copy of the GNU General Public License along
@ -53,9 +53,9 @@
#define dbg(format, arg...) \
do { \
if(debug) \
if (debug) \
printk (KERN_DEBUG "%s: " format "\n", \
MY_NAME , ## arg); \
MY_NAME , ## arg); \
} while(0)
#define err(format, arg...) printk(KERN_ERR "%s: " format "\n", MY_NAME , ## arg)
#define info(format, arg...) printk(KERN_INFO "%s: " format "\n", MY_NAME , ## arg)

22
drivers/pci/hotplug/cpcihp_zt5550.c
View File

@ -13,14 +13,14 @@
* option) any later version.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* You should have received a copy of the GNU General Public License along
@ -48,9 +48,9 @@
#define dbg(format, arg...) \
do { \
if(debug) \
if (debug) \
printk (KERN_DEBUG "%s: " format "\n", \
MY_NAME , ## arg); \
MY_NAME , ## arg); \
} while(0)
#define err(format, arg...) printk(KERN_ERR "%s: " format "\n", MY_NAME , ## arg)
#define info(format, arg...) printk(KERN_INFO "%s: " format "\n", MY_NAME , ## arg)
@ -285,7 +285,7 @@ static struct pci_device_id zt5550_hc_pci_tbl[] = {
{ 0, }
};
MODULE_DEVICE_TABLE(pci, zt5550_hc_pci_tbl);
static struct pci_driver zt5550_hc_driver = {
.name = "zt5550_hc",
.id_table = zt5550_hc_pci_tbl,

18
drivers/pci/hotplug/cpcihp_zt5550.h
View File

@ -13,14 +13,14 @@
* option) any later version.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* You should have received a copy of the GNU General Public License along
@ -55,7 +55,7 @@
#define HC_CMD_REG 0x0C
#define ARB_CONFIG_GNT_REG 0x10
#define ARB_CONFIG_CFG_REG 0x12
#define ARB_CONFIG_REG 0x10
#define ARB_CONFIG_REG 0x10
#define ISOL_CONFIG_REG 0x18
#define FAULT_STATUS_REG 0x20
#define FAULT_CONFIG_REG 0x24

4
drivers/pci/hotplug/cpqphp_core.c
View File

@ -862,10 +862,10 @@ static int cpqhpc_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
goto err_disable_device;
}
/* Check for the proper subsystem ID's
/* Check for the proper subsystem IDs
* Intel uses a different SSID programming model than Compaq.
* For Intel, each SSID bit identifies a PHP capability.
* Also Intel HPC's may have RID=0.
* Also Intel HPCs may have RID=0.
*/
if ((pdev->revision <= 2) && (vendor_id != PCI_VENDOR_ID_INTEL)) {
err(msg_HPC_not_supported);

10
drivers/pci/hotplug/cpqphp_ctrl.c
View File

@ -1231,7 +1231,7 @@ static u8 set_controller_speed(struct controller *ctrl, u8 adapter_speed, u8 hp_
/* Only if mode change...*/
if (((bus->cur_bus_speed == PCI_SPEED_66MHz) && (adapter_speed == PCI_SPEED_66MHz_PCIX)) ||
((bus->cur_bus_speed == PCI_SPEED_66MHz_PCIX) && (adapter_speed == PCI_SPEED_66MHz)))
((bus->cur_bus_speed == PCI_SPEED_66MHz_PCIX) && (adapter_speed == PCI_SPEED_66MHz)))
set_SOGO(ctrl);
wait_for_ctrl_irq(ctrl);
@ -1828,7 +1828,7 @@ static void interrupt_event_handler(struct controller *ctrl)
if (ctrl->event_queue[loop].event_type == INT_BUTTON_PRESS) {
dbg("button pressed\n");
} else if (ctrl->event_queue[loop].event_type ==
} else if (ctrl->event_queue[loop].event_type ==
INT_BUTTON_CANCEL) {
dbg("button cancel\n");
del_timer(&p_slot->task_event);
@ -2411,11 +2411,11 @@ static int configure_new_function(struct controller *ctrl, struct pci_func *func
if (rc)
return rc;
/* find range of busses to use */
/* find range of buses to use */
dbg("find ranges of buses to use\n");
bus_node = get_max_resource(&(resources->bus_head), 1);
/* If we don't have any busses to allocate, we can't continue */
/* If we don't have any buses to allocate, we can't continue */
if (!bus_node)
return -ENOMEM;
@ -2900,7 +2900,7 @@ static int configure_new_function(struct controller *ctrl, struct pci_func *func
/* If this function needs an interrupt and we are behind
* a bridge and the pin is tied to something that's
* alread mapped, set this one the same */
* already mapped, set this one the same */
if (temp_byte && resources->irqs &&
(resources->irqs->valid_INT &
(0x01 << ((temp_byte + resources->irqs->barber_pole - 1) & 0x03)))) {

5
drivers/pci/hotplug/cpqphp_pci.c
View File

@ -291,7 +291,7 @@ int cpqhp_get_bus_dev (struct controller *ctrl, u8 * bus_num, u8 * dev_num, u8 s
*
* Reads configuration for all slots in a PCI bus and saves info.
*
* Note: For non-hot plug busses, the slot # saved is the device #
* Note: For non-hot plug buses, the slot # saved is the device #
*
* returns 0 if success
*/
@ -455,7 +455,7 @@ int cpqhp_save_config(struct controller *ctrl, int busnumber, int is_hot_plug)
* cpqhp_save_slot_config
*
* Saves configuration info for all PCI devices in a given slot
* including subordinate busses.
* including subordinate buses.
*
* returns 0 if success
*/
@ -1556,4 +1556,3 @@ void cpqhp_destroy_board_resources (struct pci_func * func)
kfree(tres);
}
}

12
drivers/pci/hotplug/ibmphp.h
View File

@ -59,7 +59,7 @@ extern int ibmphp_debug;
/************************************************************
* RESOURE TYPE *
* RESOURCE TYPE *
************************************************************/
#define EBDA_RSRC_TYPE_MASK 0x03
@ -103,7 +103,7 @@ extern int ibmphp_debug;
//--------------------------------------------------------------
struct rio_table_hdr {
u8 ver_num;
u8 ver_num;
u8 scal_count;
u8 riodev_count;
u16 offset;
@ -127,7 +127,7 @@ struct scal_detail {
};
//--------------------------------------------------------------
// RIO DETAIL
// RIO DETAIL
//--------------------------------------------------------------
struct rio_detail {
@ -152,7 +152,7 @@ struct opt_rio {
u8 first_slot_num;
u8 middle_num;
struct list_head opt_rio_list;
};
};
struct opt_rio_lo {
u8 rio_type;
@ -161,7 +161,7 @@ struct opt_rio_lo {
u8 middle_num;
u8 pack_count;
struct list_head opt_rio_lo_list;
};
};
/****************************************************************
* HPC DESCRIPTOR NODE *
@ -574,7 +574,7 @@ void ibmphp_hpc_stop_poll_thread(void);
#define HPC_CTLR_IRQ_PENDG 0x80
//----------------------------------------------------------------------------
// HPC_CTLR_WROKING status return codes
// HPC_CTLR_WORKING status return codes
//----------------------------------------------------------------------------
#define HPC_CTLR_WORKING_NO 0x00
#define HPC_CTLR_WORKING_YES 0x01

109
drivers/pci/hotplug/ibmphp_core.c
View File

@ -58,7 +58,7 @@ MODULE_DESCRIPTION (DRIVER_DESC);
struct pci_bus *ibmphp_pci_bus;
static int max_slots;
static int irqs[16]; /* PIC mode IRQ's we're using so far (in case MPS
static int irqs[16]; /* PIC mode IRQs we're using so far (in case MPS
* tables don't provide default info for empty slots */
static int init_flag;
@ -71,20 +71,20 @@ static inline int get_max_adapter_speed (struct hotplug_slot *hs, u8 *value)
return get_max_adapter_speed_1 (hs, value, 1);
}
*/
static inline int get_cur_bus_info(struct slot **sl)
static inline int get_cur_bus_info(struct slot **sl)
{
int rc = 1;
struct slot * slot_cur = *sl;
debug("options = %x\n", slot_cur->ctrl->options);
debug("revision = %x\n", slot_cur->ctrl->revision);
debug("revision = %x\n", slot_cur->ctrl->revision);
if (READ_BUS_STATUS(slot_cur->ctrl))
if (READ_BUS_STATUS(slot_cur->ctrl))
rc = ibmphp_hpc_readslot(slot_cur, READ_BUSSTATUS, NULL);
if (rc)
if (rc)
return rc;
slot_cur->bus_on->current_speed = CURRENT_BUS_SPEED(slot_cur->busstatus);
if (READ_BUS_MODE(slot_cur->ctrl))
slot_cur->bus_on->current_bus_mode =
@ -96,7 +96,7 @@ static inline int get_cur_bus_info(struct slot **sl)
slot_cur->busstatus,
slot_cur->bus_on->current_speed,
slot_cur->bus_on->current_bus_mode);
*sl = slot_cur;
return 0;
}
@ -104,8 +104,8 @@ static inline int get_cur_bus_info(struct slot **sl)
static inline int slot_update(struct slot **sl)
{
int rc;
rc = ibmphp_hpc_readslot(*sl, READ_ALLSTAT, NULL);
if (rc)
rc = ibmphp_hpc_readslot(*sl, READ_ALLSTAT, NULL);
if (rc)
return rc;
if (!init_flag)
rc = get_cur_bus_info(sl);
@ -172,7 +172,7 @@ int ibmphp_init_devno(struct slot **cur_slot)
debug("(*cur_slot)->irq[3] = %x\n",
(*cur_slot)->irq[3]);
debug("rtable->exlusive_irqs = %x\n",
debug("rtable->exclusive_irqs = %x\n",
rtable->exclusive_irqs);
debug("rtable->slots[loop].irq[0].bitmap = %x\n",
rtable->slots[loop].irq[0].bitmap);
@ -271,7 +271,7 @@ static int set_attention_status(struct hotplug_slot *hotplug_slot, u8 value)
else
rc = -ENODEV;
}
} else
} else
rc = -ENODEV;
ibmphp_unlock_operations();
@ -288,7 +288,7 @@ static int get_attention_status(struct hotplug_slot *hotplug_slot, u8 * value)
debug("get_attention_status - Entry hotplug_slot[%lx] pvalue[%lx]\n",
(ulong) hotplug_slot, (ulong) value);
ibmphp_lock_operations();
if (hotplug_slot) {
pslot = hotplug_slot->private;
@ -406,14 +406,14 @@ static int get_max_bus_speed(struct slot *slot)
ibmphp_lock_operations();
mode = slot->supported_bus_mode;
speed = slot->supported_speed;
speed = slot->supported_speed;
ibmphp_unlock_operations();
switch (speed) {
case BUS_SPEED_33:
break;
case BUS_SPEED_66:
if (mode == BUS_MODE_PCIX)
if (mode == BUS_MODE_PCIX)
speed += 0x01;
break;
case BUS_SPEED_100:
@ -515,13 +515,13 @@ static int __init init_ops(void)
debug("BEFORE GETTING SLOT STATUS, slot # %x\n",
slot_cur->number);
if (slot_cur->ctrl->revision == 0xFF)
if (slot_cur->ctrl->revision == 0xFF)
if (get_ctrl_revision(slot_cur,
&slot_cur->ctrl->revision))
return -1;
if (slot_cur->bus_on->current_speed == 0xFF)
if (get_cur_bus_info(&slot_cur))
if (slot_cur->bus_on->current_speed == 0xFF)
if (get_cur_bus_info(&slot_cur))
return -1;
get_max_bus_speed(slot_cur);
@ -539,8 +539,8 @@ static int __init init_ops(void)
debug("SLOT_PRESENT = %x\n", SLOT_PRESENT(slot_cur->status));
debug("SLOT_LATCH = %x\n", SLOT_LATCH(slot_cur->status));
if ((SLOT_PWRGD(slot_cur->status)) &&
!(SLOT_PRESENT(slot_cur->status)) &&
if ((SLOT_PWRGD(slot_cur->status)) &&
!(SLOT_PRESENT(slot_cur->status)) &&
!(SLOT_LATCH(slot_cur->status))) {
debug("BEFORE POWER OFF COMMAND\n");
rc = power_off(slot_cur);
@ -581,13 +581,13 @@ static int validate(struct slot *slot_cur, int opn)
switch (opn) {
case ENABLE:
if (!(SLOT_PWRGD(slot_cur->status)) &&
(SLOT_PRESENT(slot_cur->status)) &&
if (!(SLOT_PWRGD(slot_cur->status)) &&
(SLOT_PRESENT(slot_cur->status)) &&
!(SLOT_LATCH(slot_cur->status)))
return 0;
break;
case DISABLE:
if ((SLOT_PWRGD(slot_cur->status)) &&
if ((SLOT_PWRGD(slot_cur->status)) &&
(SLOT_PRESENT(slot_cur->status)) &&
!(SLOT_LATCH(slot_cur->status)))
return 0;
@ -617,7 +617,7 @@ int ibmphp_update_slot_info(struct slot *slot_cur)
err("out of system memory\n");
return -ENOMEM;
}
info->power_status = SLOT_PWRGD(slot_cur->status);
info->attention_status = SLOT_ATTN(slot_cur->status,
slot_cur->ext_status);
@ -638,7 +638,7 @@ int ibmphp_update_slot_info(struct slot *slot_cur)
case BUS_SPEED_33:
break;
case BUS_SPEED_66:
if (mode == BUS_MODE_PCIX)
if (mode == BUS_MODE_PCIX)
bus_speed += 0x01;
else if (mode == BUS_MODE_PCI)
;
@ -654,8 +654,8 @@ int ibmphp_update_slot_info(struct slot *slot_cur)
}
bus->cur_bus_speed = bus_speed;
// To do: bus_names
// To do: bus_names
rc = pci_hp_change_slot_info(slot_cur->hotplug_slot, info);
kfree(info);
return rc;
@ -729,8 +729,8 @@ static void ibm_unconfigure_device(struct pci_func *func)
}
/*
* The following function is to fix kernel bug regarding
* getting bus entries, here we manually add those primary
* The following function is to fix kernel bug regarding
* getting bus entries, here we manually add those primary
* bus entries to kernel bus structure whenever apply
*/
static u8 bus_structure_fixup(u8 busno)
@ -814,7 +814,7 @@ static int ibm_configure_device(struct pci_func *func)
}
/*******************************************************
* Returns whether the bus is empty or not
* Returns whether the bus is empty or not
*******************************************************/
static int is_bus_empty(struct slot * slot_cur)
{
@ -842,7 +842,7 @@ static int is_bus_empty(struct slot * slot_cur)
}
/***********************************************************
* If the HPC permits and the bus currently empty, tries to set the
* If the HPC permits and the bus currently empty, tries to set the
* bus speed and mode at the maximum card and bus capability
* Parameters: slot
* Returns: bus is set (0) or error code
@ -856,7 +856,7 @@ static int set_bus(struct slot * slot_cur)
static struct pci_device_id ciobx[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_SERVERWORKS, 0x0101) },
{ },
};
};
debug("%s - entry slot # %d\n", __func__, slot_cur->number);
if (SET_BUS_STATUS(slot_cur->ctrl) && is_bus_empty(slot_cur)) {
@ -877,7 +877,7 @@ static int set_bus(struct slot * slot_cur)
else if (!SLOT_BUS_MODE(slot_cur->ext_status))
/* if max slot/bus capability is 66 pci
and there's no bus mode mismatch, then
the adapter supports 66 pci */
the adapter supports 66 pci */
cmd = HPC_BUS_66CONVMODE;
else
cmd = HPC_BUS_33CONVMODE;
@ -930,7 +930,7 @@ static int set_bus(struct slot * slot_cur)
return -EIO;
}
}
/* This is for x440, once Brandon fixes the firmware,
/* This is for x440, once Brandon fixes the firmware,
will not need this delay */
msleep(1000);
debug("%s -Exit\n", __func__);
@ -938,9 +938,9 @@ static int set_bus(struct slot * slot_cur)
}
/* This routine checks the bus limitations that the slot is on from the BIOS.
* This is used in deciding whether or not to power up the slot.
* This is used in deciding whether or not to power up the slot.
* (electrical/spec limitations. For example, >1 133 MHz or >2 66 PCI cards on
* same bus)
* same bus)
* Parameters: slot
* Returns: 0 = no limitations, -EINVAL = exceeded limitations on the bus
*/
@ -986,7 +986,7 @@ static int check_limitations(struct slot *slot_cur)
static inline void print_card_capability(struct slot *slot_cur)
{
info("capability of the card is ");
if ((slot_cur->ext_status & CARD_INFO) == PCIX133)
if ((slot_cur->ext_status & CARD_INFO) == PCIX133)
info(" 133 MHz PCI-X\n");
else if ((slot_cur->ext_status & CARD_INFO) == PCIX66)
info(" 66 MHz PCI-X\n");
@ -1020,7 +1020,7 @@ static int enable_slot(struct hotplug_slot *hs)
}
attn_LED_blink(slot_cur);
rc = set_bus(slot_cur);
if (rc) {
err("was not able to set the bus\n");
@ -1082,7 +1082,7 @@ static int enable_slot(struct hotplug_slot *hs)
rc = slot_update(&slot_cur);
if (rc)
goto error_power;
rc = -EINVAL;
if (SLOT_POWER(slot_cur->status) && !(SLOT_PWRGD(slot_cur->status))) {
err("power fault occurred trying to power up...\n");
@ -1093,7 +1093,7 @@ static int enable_slot(struct hotplug_slot *hs)
"speed and card capability\n");
print_card_capability(slot_cur);
goto error_power;
}
}
/* Don't think this case will happen after above checks...
* but just in case, for paranoia sake */
if (!(SLOT_POWER(slot_cur->status))) {
@ -1144,7 +1144,7 @@ static int enable_slot(struct hotplug_slot *hs)
ibmphp_print_test();
rc = ibmphp_update_slot_info(slot_cur);
exit:
ibmphp_unlock_operations();
ibmphp_unlock_operations();
return rc;
error_nopower:
@ -1180,7 +1180,7 @@ static int ibmphp_disable_slot(struct hotplug_slot *hotplug_slot)
{
struct slot *slot = hotplug_slot->private;
int rc;
ibmphp_lock_operations();
rc = ibmphp_do_disable_slot(slot);
ibmphp_unlock_operations();
@ -1192,12 +1192,12 @@ int ibmphp_do_disable_slot(struct slot *slot_cur)
int rc;
u8 flag;
debug("DISABLING SLOT...\n");
debug("DISABLING SLOT...\n");
if ((slot_cur == NULL) || (slot_cur->ctrl == NULL)) {
return -ENODEV;
}
flag = slot_cur->flag;
slot_cur->flag = 1;
@ -1210,7 +1210,7 @@ int ibmphp_do_disable_slot(struct slot *slot_cur)
attn_LED_blink(slot_cur);
if (slot_cur->func == NULL) {
/* We need this for fncs's that were there on bootup */
/* We need this for functions that were there on bootup */
slot_cur->func = kzalloc(sizeof(struct pci_func), GFP_KERNEL);
if (!slot_cur->func) {
err("out of system memory\n");
@ -1222,12 +1222,13 @@ int ibmphp_do_disable_slot(struct slot *slot_cur)
}
ibm_unconfigure_device(slot_cur->func);
/* If we got here from latch suddenly opening on operating card or
a power fault, there's no power to the card, so cannot
read from it to determine what resources it occupied. This operation
is forbidden anyhow. The best we can do is remove it from kernel
lists at least */
/*
* If we got here from latch suddenly opening on operating card or
* a power fault, there's no power to the card, so cannot
* read from it to determine what resources it occupied. This operation
* is forbidden anyhow. The best we can do is remove it from kernel
* lists at least */
if (!flag) {
attn_off(slot_cur);
@ -1264,7 +1265,7 @@ error:
rc = -EFAULT;
goto exit;
}
if (flag)
if (flag)
ibmphp_update_slot_info(slot_cur);
goto exit;
}
@ -1339,7 +1340,7 @@ static int __init ibmphp_init(void)
debug("AFTER Resource & EBDA INITIALIZATIONS\n");
max_slots = get_max_slots();
if ((rc = ibmphp_register_pci()))
goto error;

103
drivers/pci/hotplug/ibmphp_ebda.c
View File

@ -123,7 +123,7 @@ static struct ebda_pci_rsrc *alloc_ebda_pci_rsrc (void)
static void __init print_bus_info (void)
{
struct bus_info *ptr;
list_for_each_entry(ptr, &bus_info_head, bus_info_list) {
debug ("%s - slot_min = %x\n", __func__, ptr->slot_min);
debug ("%s - slot_max = %x\n", __func__, ptr->slot_max);
@ -131,7 +131,7 @@ static void __init print_bus_info (void)
debug ("%s - bus# = %x\n", __func__, ptr->busno);
debug ("%s - current_speed = %x\n", __func__, ptr->current_speed);
debug ("%s - controller_id = %x\n", __func__, ptr->controller_id);
debug ("%s - slots_at_33_conv = %x\n", __func__, ptr->slots_at_33_conv);
debug ("%s - slots_at_66_conv = %x\n", __func__, ptr->slots_at_66_conv);
debug ("%s - slots_at_66_pcix = %x\n", __func__, ptr->slots_at_66_pcix);
@ -144,7 +144,7 @@ static void __init print_bus_info (void)
static void print_lo_info (void)
{
struct rio_detail *ptr;
debug ("print_lo_info ----\n");
debug ("print_lo_info ----\n");
list_for_each_entry(ptr, &rio_lo_head, rio_detail_list) {
debug ("%s - rio_node_id = %x\n", __func__, ptr->rio_node_id);
debug ("%s - rio_type = %x\n", __func__, ptr->rio_type);
@ -176,7 +176,7 @@ static void __init print_ebda_pci_rsrc (void)
struct ebda_pci_rsrc *ptr;
list_for_each_entry(ptr, &ibmphp_ebda_pci_rsrc_head, ebda_pci_rsrc_list) {
debug ("%s - rsrc type: %x bus#: %x dev_func: %x start addr: %x end addr: %x\n",
debug ("%s - rsrc type: %x bus#: %x dev_func: %x start addr: %x end addr: %x\n",
__func__, ptr->rsrc_type ,ptr->bus_num, ptr->dev_fun,ptr->start_addr, ptr->end_addr);
}
}
@ -259,7 +259,7 @@ int __init ibmphp_access_ebda (void)
ebda_seg = readw (io_mem);
iounmap (io_mem);
debug ("returned ebda segment: %x\n", ebda_seg);
io_mem = ioremap(ebda_seg<<4, 1);
if (!io_mem)
return -ENOMEM;
@ -310,7 +310,7 @@ int __init ibmphp_access_ebda (void)
re = readw (io_mem + sub_addr); /* next sub blk */
sub_addr += 2;
rc_id = readw (io_mem + sub_addr); /* sub blk id */
rc_id = readw (io_mem + sub_addr); /* sub blk id */
sub_addr += 2;
if (rc_id != 0x5243)
@ -330,7 +330,7 @@ int __init ibmphp_access_ebda (void)
debug ("info about hpc descriptor---\n");
debug ("hot blk format: %x\n", format);
debug ("num of controller: %x\n", num_ctlrs);
debug ("offset of hpc data structure enteries: %x\n ", sub_addr);
debug ("offset of hpc data structure entries: %x\n ", sub_addr);
sub_addr = base + re; /* re sub blk */
/* FIXME: rc is never used/checked */
@ -359,7 +359,7 @@ int __init ibmphp_access_ebda (void)
debug ("info about rsrc descriptor---\n");
debug ("format: %x\n", format);
debug ("num of rsrc: %x\n", num_entries);
debug ("offset of rsrc data structure enteries: %x\n ", sub_addr);
debug ("offset of rsrc data structure entries: %x\n ", sub_addr);
hs_complete = 1;
} else {
@ -376,7 +376,7 @@ int __init ibmphp_access_ebda (void)
rio_table_ptr->scal_count = readb (io_mem + offset + 1);
rio_table_ptr->riodev_count = readb (io_mem + offset + 2);
rio_table_ptr->offset = offset +3 ;
debug("info about rio table hdr ---\n");
debug("ver_num: %x\nscal_count: %x\nriodev_count: %x\noffset of rio table: %x\n ",
rio_table_ptr->ver_num, rio_table_ptr->scal_count,
@ -440,12 +440,12 @@ static int __init ebda_rio_table (void)
rio_detail_ptr->chassis_num = readb (io_mem + offset + 14);
// debug ("rio_node_id: %x\nbbar: %x\nrio_type: %x\nowner_id: %x\nport0_node: %x\nport0_port: %x\nport1_node: %x\nport1_port: %x\nfirst_slot_num: %x\nstatus: %x\n", rio_detail_ptr->rio_node_id, rio_detail_ptr->bbar, rio_detail_ptr->rio_type, rio_detail_ptr->owner_id, rio_detail_ptr->port0_node_connect, rio_detail_ptr->port0_port_connect, rio_detail_ptr->port1_node_connect, rio_detail_ptr->port1_port_connect, rio_detail_ptr->first_slot_num, rio_detail_ptr->status);
//create linked list of chassis
if (rio_detail_ptr->rio_type == 4 || rio_detail_ptr->rio_type == 5)
if (rio_detail_ptr->rio_type == 4 || rio_detail_ptr->rio_type == 5)
list_add (&rio_detail_ptr->rio_detail_list, &rio_vg_head);
//create linked list of expansion box
else if (rio_detail_ptr->rio_type == 6 || rio_detail_ptr->rio_type == 7)
//create linked list of expansion box
else if (rio_detail_ptr->rio_type == 6 || rio_detail_ptr->rio_type == 7)
list_add (&rio_detail_ptr->rio_detail_list, &rio_lo_head);
else
else
// not in my concern
kfree (rio_detail_ptr);
offset += 15;
@ -456,7 +456,7 @@ static int __init ebda_rio_table (void)
}
/*
* reorganizing linked list of chassis
* reorganizing linked list of chassis
*/
static struct opt_rio *search_opt_vg (u8 chassis_num)
{
@ -464,7 +464,7 @@ static struct opt_rio *search_opt_vg (u8 chassis_num)
list_for_each_entry(ptr, &opt_vg_head, opt_rio_list) {
if (ptr->chassis_num == chassis_num)
return ptr;
}
}
return NULL;
}
@ -472,7 +472,7 @@ static int __init combine_wpg_for_chassis (void)
{
struct opt_rio *opt_rio_ptr = NULL;
struct rio_detail *rio_detail_ptr = NULL;
list_for_each_entry(rio_detail_ptr, &rio_vg_head, rio_detail_list) {
opt_rio_ptr = search_opt_vg (rio_detail_ptr->chassis_num);
if (!opt_rio_ptr) {
@ -484,14 +484,14 @@ static int __init combine_wpg_for_chassis (void)
opt_rio_ptr->first_slot_num = rio_detail_ptr->first_slot_num;
opt_rio_ptr->middle_num = rio_detail_ptr->first_slot_num;
list_add (&opt_rio_ptr->opt_rio_list, &opt_vg_head);
} else {
} else {
opt_rio_ptr->first_slot_num = min (opt_rio_ptr->first_slot_num, rio_detail_ptr->first_slot_num);
opt_rio_ptr->middle_num = max (opt_rio_ptr->middle_num, rio_detail_ptr->first_slot_num);
}
}
}
print_opt_vg ();
return 0;
}
return 0;
}
/*
* reorganizing linked list of expansion box
@ -502,7 +502,7 @@ static struct opt_rio_lo *search_opt_lo (u8 chassis_num)
list_for_each_entry(ptr, &opt_lo_head, opt_rio_lo_list) {
if (ptr->chassis_num == chassis_num)
return ptr;
}
}
return NULL;
}
@ -510,7 +510,7 @@ static int combine_wpg_for_expansion (void)
{
struct opt_rio_lo *opt_rio_lo_ptr = NULL;
struct rio_detail *rio_detail_ptr = NULL;
list_for_each_entry(rio_detail_ptr, &rio_lo_head, rio_detail_list) {
opt_rio_lo_ptr = search_opt_lo (rio_detail_ptr->chassis_num);
if (!opt_rio_lo_ptr) {
@ -522,22 +522,22 @@ static int combine_wpg_for_expansion (void)
opt_rio_lo_ptr->first_slot_num = rio_detail_ptr->first_slot_num;
opt_rio_lo_ptr->middle_num = rio_detail_ptr->first_slot_num;
opt_rio_lo_ptr->pack_count = 1;
list_add (&opt_rio_lo_ptr->opt_rio_lo_list, &opt_lo_head);
} else {
} else {
opt_rio_lo_ptr->first_slot_num = min (opt_rio_lo_ptr->first_slot_num, rio_detail_ptr->first_slot_num);
opt_rio_lo_ptr->middle_num = max (opt_rio_lo_ptr->middle_num, rio_detail_ptr->first_slot_num);
opt_rio_lo_ptr->pack_count = 2;
}
}
}
return 0;
return 0;
}
/* Since we don't know the max slot number per each chassis, hence go
* through the list of all chassis to find out the range
* Arguments: slot_num, 1st slot number of the chassis we think we are on,
* var (0 = chassis, 1 = expansion box)
* Arguments: slot_num, 1st slot number of the chassis we think we are on,
* var (0 = chassis, 1 = expansion box)
*/
static int first_slot_num (u8 slot_num, u8 first_slot, u8 var)
{
@ -547,7 +547,7 @@ static int first_slot_num (u8 slot_num, u8 first_slot, u8 var)
if (!var) {
list_for_each_entry(opt_vg_ptr, &opt_vg_head, opt_rio_list) {
if ((first_slot < opt_vg_ptr->first_slot_num) && (slot_num >= opt_vg_ptr->first_slot_num)) {
if ((first_slot < opt_vg_ptr->first_slot_num) && (slot_num >= opt_vg_ptr->first_slot_num)) {
rc = -ENODEV;
break;
}
@ -569,7 +569,7 @@ static struct opt_rio_lo * find_rxe_num (u8 slot_num)
list_for_each_entry(opt_lo_ptr, &opt_lo_head, opt_rio_lo_list) {
//check to see if this slot_num belongs to expansion box
if ((slot_num >= opt_lo_ptr->first_slot_num) && (!first_slot_num (slot_num, opt_lo_ptr->first_slot_num, 1)))
if ((slot_num >= opt_lo_ptr->first_slot_num) && (!first_slot_num (slot_num, opt_lo_ptr->first_slot_num, 1)))
return opt_lo_ptr;
}
return NULL;
@ -580,8 +580,8 @@ static struct opt_rio * find_chassis_num (u8 slot_num)
struct opt_rio *opt_vg_ptr;
list_for_each_entry(opt_vg_ptr, &opt_vg_head, opt_rio_list) {
//check to see if this slot_num belongs to chassis
if ((slot_num >= opt_vg_ptr->first_slot_num) && (!first_slot_num (slot_num, opt_vg_ptr->first_slot_num, 0)))
//check to see if this slot_num belongs to chassis
if ((slot_num >= opt_vg_ptr->first_slot_num) && (!first_slot_num (slot_num, opt_vg_ptr->first_slot_num, 0)))
return opt_vg_ptr;
}
return NULL;
@ -594,13 +594,13 @@ static u8 calculate_first_slot (u8 slot_num)
{
u8 first_slot = 1;
struct slot * slot_cur;
list_for_each_entry(slot_cur, &ibmphp_slot_head, ibm_slot_list) {
if (slot_cur->ctrl) {
if ((slot_cur->ctrl->ctlr_type != 4) && (slot_cur->ctrl->ending_slot_num > first_slot) && (slot_num > slot_cur->ctrl->ending_slot_num))
if ((slot_cur->ctrl->ctlr_type != 4) && (slot_cur->ctrl->ending_slot_num > first_slot) && (slot_num > slot_cur->ctrl->ending_slot_num))
first_slot = slot_cur->ctrl->ending_slot_num;
}
}
}
return first_slot + 1;
}
@ -622,11 +622,11 @@ static char *create_file_name (struct slot * slot_cur)
err ("Structure passed is empty\n");
return NULL;
}
slot_num = slot_cur->number;
memset (str, 0, sizeof(str));
if (rio_table_ptr) {
if (rio_table_ptr->ver_num == 3) {
opt_vg_ptr = find_chassis_num (slot_num);
@ -660,7 +660,7 @@ static char *create_file_name (struct slot * slot_cur)
/* if both NULL and we DO have correct RIO table in BIOS */
return NULL;
}
}
}
if (!flag) {
if (slot_cur->ctrl->ctlr_type == 4) {
first_slot = calculate_first_slot (slot_num);
@ -798,7 +798,7 @@ static int __init ebda_rsrc_controller (void)
slot_ptr->ctl_index = readb (io_mem + addr_slot + 2*slot_num);
slot_ptr->slot_cap = readb (io_mem + addr_slot + 3*slot_num);
// create bus_info lined list --- if only one slot per bus: slot_min = slot_max
// create bus_info lined list --- if only one slot per bus: slot_min = slot_max
bus_info_ptr2 = ibmphp_find_same_bus_num (slot_ptr->slot_bus_num);
if (!bus_info_ptr2) {
@ -814,9 +814,9 @@ static int __init ebda_rsrc_controller (void)
bus_info_ptr1->index = bus_index++;
bus_info_ptr1->current_speed = 0xff;
bus_info_ptr1->current_bus_mode = 0xff;
bus_info_ptr1->controller_id = hpc_ptr->ctlr_id;
list_add_tail (&bus_info_ptr1->bus_info_list, &bus_info_head);
} else {
@ -851,7 +851,7 @@ static int __init ebda_rsrc_controller (void)
bus_info_ptr2->slots_at_66_conv = bus_ptr->slots_at_66_conv;
bus_info_ptr2->slots_at_66_pcix = bus_ptr->slots_at_66_pcix;
bus_info_ptr2->slots_at_100_pcix = bus_ptr->slots_at_100_pcix;
bus_info_ptr2->slots_at_133_pcix = bus_ptr->slots_at_133_pcix;
bus_info_ptr2->slots_at_133_pcix = bus_ptr->slots_at_133_pcix;
}
bus_ptr++;
}
@ -864,7 +864,7 @@ static int __init ebda_rsrc_controller (void)
hpc_ptr->u.pci_ctlr.dev_fun = readb (io_mem + addr + 1);
hpc_ptr->irq = readb (io_mem + addr + 2);
addr += 3;
debug ("ctrl bus = %x, ctlr devfun = %x, irq = %x\n",
debug ("ctrl bus = %x, ctlr devfun = %x, irq = %x\n",
hpc_ptr->u.pci_ctlr.bus,
hpc_ptr->u.pci_ctlr.dev_fun, hpc_ptr->irq);
break;
@ -932,7 +932,7 @@ static int __init ebda_rsrc_controller (void)
tmp_slot->supported_speed = 2;
else if ((hpc_ptr->slots[index].slot_cap & EBDA_SLOT_66_MAX) == EBDA_SLOT_66_MAX)
tmp_slot->supported_speed = 1;
if ((hpc_ptr->slots[index].slot_cap & EBDA_SLOT_PCIX_CAP) == EBDA_SLOT_PCIX_CAP)
tmp_slot->supported_bus_mode = 1;
else
@ -1000,7 +1000,7 @@ error_no_hpc:
return rc;
}
/*
/*
* map info (bus, devfun, start addr, end addr..) of i/o, memory,
* pfm from the physical addr to a list of resource.
*/
@ -1057,7 +1057,7 @@ static int __init ebda_rsrc_rsrc (void)
addr += 10;
debug ("rsrc from mem or pfm ---\n");
debug ("rsrc type: %x bus#: %x dev_func: %x start addr: %x end addr: %x\n",
debug ("rsrc type: %x bus#: %x dev_func: %x start addr: %x end addr: %x\n",
rsrc_ptr->rsrc_type, rsrc_ptr->bus_num, rsrc_ptr->dev_fun, rsrc_ptr->start_addr, rsrc_ptr->end_addr);
list_add (&rsrc_ptr->ebda_pci_rsrc_list, &ibmphp_ebda_pci_rsrc_head);
@ -1096,7 +1096,7 @@ struct bus_info *ibmphp_find_same_bus_num (u32 num)
struct bus_info *ptr;
list_for_each_entry(ptr, &bus_info_head, bus_info_list) {
if (ptr->busno == num)
if (ptr->busno == num)
return ptr;
}
return NULL;
@ -1110,7 +1110,7 @@ int ibmphp_get_bus_index (u8 num)
struct bus_info *ptr;
list_for_each_entry(ptr, &bus_info_head, bus_info_list) {
if (ptr->busno == num)
if (ptr->busno == num)
return ptr->index;
}
return -ENODEV;
@ -1168,7 +1168,7 @@ static struct pci_device_id id_table[] = {
.subdevice = HPC_SUBSYSTEM_ID,
.class = ((PCI_CLASS_SYSTEM_PCI_HOTPLUG << 8) | 0x00),
}, {}
};
};
MODULE_DEVICE_TABLE(pci, id_table);
@ -1197,7 +1197,7 @@ static int ibmphp_probe (struct pci_dev * dev, const struct pci_device_id *ids)
struct controller *ctrl;
debug ("inside ibmphp_probe\n");
list_for_each_entry(ctrl, &ebda_hpc_head, ebda_hpc_list) {
if (ctrl->ctlr_type == 1) {
if ((dev->devfn == ctrl->u.pci_ctlr.dev_fun) && (dev->bus->number == ctrl->u.pci_ctlr.bus)) {
@ -1210,4 +1210,3 @@ static int ibmphp_probe (struct pci_dev * dev, const struct pci_device_id *ids)
}
return -ENODEV;
}

24
drivers/pci/hotplug/ibmphp_hpc.c
View File

@ -258,7 +258,7 @@ static u8 i2c_ctrl_write (struct controller *ctlr_ptr, void __iomem *WPGBbar, u8
{
u8 rc;
void __iomem *wpg_addr; // base addr + offset
unsigned long wpg_data; // data to/from WPG LOHI format
unsigned long wpg_data; // data to/from WPG LOHI format
unsigned long ultemp;
unsigned long data; // actual data HILO format
int i;
@ -351,7 +351,7 @@ static u8 i2c_ctrl_write (struct controller *ctlr_ptr, void __iomem *WPGBbar, u8
}
//------------------------------------------------------------
// Read from ISA type HPC
// Read from ISA type HPC
//------------------------------------------------------------
static u8 isa_ctrl_read (struct controller *ctlr_ptr, u8 offset)
{
@ -372,7 +372,7 @@ static void isa_ctrl_write (struct controller *ctlr_ptr, u8 offset, u8 data)
{
u16 start_address;
u16 port_address;
start_address = ctlr_ptr->u.isa_ctlr.io_start;
port_address = start_address + (u16) offset;
outb (data, port_address);
@ -656,11 +656,11 @@ int ibmphp_hpc_readslot (struct slot * pslot, u8 cmd, u8 * pstatus)
//--------------------------------------------------------------------
// cleanup
//--------------------------------------------------------------------
// remove physical to logical address mapping
if ((ctlr_ptr->ctlr_type == 2) || (ctlr_ptr->ctlr_type == 4))
iounmap (wpg_bbar);
free_hpc_access ();
debug_polling ("%s - Exit rc[%d]\n", __func__, rc);
@ -835,7 +835,7 @@ static int poll_hpc(void *data)
down (&semOperations);
switch (poll_state) {
case POLL_LATCH_REGISTER:
case POLL_LATCH_REGISTER:
oldlatchlow = curlatchlow;
ctrl_count = 0x00;
list_for_each (pslotlist, &ibmphp_slot_head) {
@ -892,16 +892,16 @@ static int poll_hpc(void *data)
if (kthread_should_stop())
goto out_sleep;
down (&semOperations);
if (poll_count >= POLL_LATCH_CNT) {
poll_count = 0;
poll_state = POLL_SLOTS;
} else
poll_state = POLL_LATCH_REGISTER;
break;
}
}
/* give up the hardware semaphore */
up (&semOperations);
/* sleep for a short time just for good measure */
@ -958,7 +958,7 @@ static int process_changeinstatus (struct slot *pslot, struct slot *poldslot)
// bit 5 - HPC_SLOT_PWRGD
if ((pslot->status & 0x20) != (poldslot->status & 0x20))
// OFF -> ON: ignore, ON -> OFF: disable slot
if ((poldslot->status & 0x20) && (SLOT_CONNECT (poldslot->status) == HPC_SLOT_CONNECTED) && (SLOT_PRESENT (poldslot->status)))
if ((poldslot->status & 0x20) && (SLOT_CONNECT (poldslot->status) == HPC_SLOT_CONNECTED) && (SLOT_PRESENT (poldslot->status)))
disable = 1;
// bit 6 - HPC_SLOT_BUS_SPEED
@ -980,7 +980,7 @@ static int process_changeinstatus (struct slot *pslot, struct slot *poldslot)
pslot->status &= ~HPC_SLOT_POWER;
}
}
// CLOSE -> OPEN
// CLOSE -> OPEN
else if ((SLOT_PWRGD (poldslot->status) == HPC_SLOT_PWRGD_GOOD)
&& (SLOT_CONNECT (poldslot->status) == HPC_SLOT_CONNECTED) && (SLOT_PRESENT (poldslot->status))) {
disable = 1;
@ -1075,7 +1075,7 @@ void __exit ibmphp_hpc_stop_poll_thread (void)
debug ("before locking operations \n");
ibmphp_lock_operations ();
debug ("after locking operations \n");
// wait for poll thread to exit
debug ("before sem_exit down \n");
down (&sem_exit);

71
drivers/pci/hotplug/ibmphp_pci.c
View File

@ -1,8 +1,8 @@
/*
* IBM Hot Plug Controller Driver
*
*
* Written By: Irene Zubarev, IBM Corporation
*
*
* Copyright (C) 2001 Greg Kroah-Hartman (greg@kroah.com)
* Copyright (C) 2001,2002 IBM Corp.
*
@ -42,7 +42,7 @@ static u8 find_sec_number (u8 primary_busno, u8 slotno);
/*
* NOTE..... If BIOS doesn't provide default routing, we assign:
* 9 for SCSI, 10 for LAN adapters, and 11 for everything else.
* 9 for SCSI, 10 for LAN adapters, and 11 for everything else.
* If adapter is bridged, then we assign 11 to it and devices behind it.
* We also assign the same irq numbers for multi function devices.
* These are PIC mode, so shouldn't matter n.e.ways (hopefully)
@ -71,11 +71,11 @@ static void assign_alt_irq (struct pci_func * cur_func, u8 class_code)
* Configures the device to be added (will allocate needed resources if it
* can), the device can be a bridge or a regular pci device, can also be
* multi-functional
*
*
* Input: function to be added
*
*
* TO DO: The error case with Multifunction device or multi function bridge,
* if there is an error, will need to go through all previous functions and
* if there is an error, will need to go through all previous functions and
* unconfigure....or can add some code into unconfigure_card....
*/
int ibmphp_configure_card (struct pci_func *func, u8 slotno)
@ -98,7 +98,7 @@ int ibmphp_configure_card (struct pci_func *func, u8 slotno)
cur_func = func;
/* We only get bus and device from IRQ routing table. So at this point,
* func->busno is correct, and func->device contains only device (at the 5
* func->busno is correct, and func->device contains only device (at the 5
* highest bits)
*/
@ -151,7 +151,7 @@ int ibmphp_configure_card (struct pci_func *func, u8 slotno)
cur_func->device, cur_func->busno);
cleanup_count = 6;
goto error;
}
}
cur_func->next = NULL;
function = 0x8;
break;
@ -339,7 +339,7 @@ error:
}
/*
* This function configures the pci BARs of a single device.
* This function configures the pci BARs of a single device.
* Input: pointer to the pci_func
* Output: configured PCI, 0, or error
*/
@ -371,17 +371,17 @@ static int configure_device (struct pci_func *func)
for (count = 0; address[count]; count++) { /* for 6 BARs */
/* not sure if i need this. per scott, said maybe need smth like this
/* not sure if i need this. per scott, said maybe need * something like this
if devices don't adhere 100% to the spec, so don't want to write
to the reserved bits
pcibios_read_config_byte(cur_func->busno, cur_func->device,
pcibios_read_config_byte(cur_func->busno, cur_func->device,
PCI_BASE_ADDRESS_0 + 4 * count, &tmp);
if (tmp & 0x01) // IO
pcibios_write_config_dword(cur_func->busno, cur_func->device,
pcibios_write_config_dword(cur_func->busno, cur_func->device,
PCI_BASE_ADDRESS_0 + 4 * count, 0xFFFFFFFD);
else // Memory
pcibios_write_config_dword(cur_func->busno, cur_func->device,
pcibios_write_config_dword(cur_func->busno, cur_func->device,
PCI_BASE_ADDRESS_0 + 4 * count, 0xFFFFFFFF);
*/
pci_bus_write_config_dword (ibmphp_pci_bus, devfn, address[count], 0xFFFFFFFF);
@ -421,8 +421,8 @@ static int configure_device (struct pci_func *func)
return -EIO;
}
pci_bus_write_config_dword (ibmphp_pci_bus, devfn, address[count], func->io[count]->start);
/* _______________This is for debugging purposes only_____________________ */
/* _______________This is for debugging purposes only_____________________ */
debug ("b4 writing, the IO address is %x\n", func->io[count]->start);
pci_bus_read_config_dword (ibmphp_pci_bus, devfn, address[count], &bar[count]);
debug ("after writing.... the start address is %x\n", bar[count]);
@ -484,7 +484,7 @@ static int configure_device (struct pci_func *func)
pci_bus_write_config_dword (ibmphp_pci_bus, devfn, address[count], func->pfmem[count]->start);
/*_______________This is for debugging purposes only______________________________*/
/*_______________This is for debugging purposes only______________________________*/
debug ("b4 writing, start address is %x\n", func->pfmem[count]->start);
pci_bus_read_config_dword (ibmphp_pci_bus, devfn, address[count], &bar[count]);
debug ("after writing, start address is %x\n", bar[count]);
@ -559,7 +559,7 @@ static int configure_device (struct pci_func *func)
/******************************************************************************
* This routine configures a PCI-2-PCI bridge and the functions behind it
* Parameters: pci_func
* Returns:
* Returns:
******************************************************************************/
static int configure_bridge (struct pci_func **func_passed, u8 slotno)
{
@ -622,7 +622,7 @@ static int configure_bridge (struct pci_func **func_passed, u8 slotno)
debug ("AFTER FIND_SEC_NUMBER, func->busno IS %x\n", func->busno);
pci_bus_write_config_byte (ibmphp_pci_bus, devfn, PCI_SECONDARY_BUS, sec_number);
/* __________________For debugging purposes only __________________________________
pci_bus_read_config_byte (ibmphp_pci_bus, devfn, PCI_SECONDARY_BUS, &sec_number);
debug ("sec_number after write/read is %x\n", sec_number);
@ -644,7 +644,7 @@ static int configure_bridge (struct pci_func **func_passed, u8 slotno)
/* !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!!!!!!!!!!!!!!!NEED TO ADD!!! FAST BACK-TO-BACK ENABLE!!!!!!!!!!!!!!!!!!!!
!!!!!!!!!!!!!!!NEED TO ADD!!! FAST BACK-TO-BACK ENABLE!!!!!!!!!!!!!!!!!!!!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
@ -670,7 +670,7 @@ static int configure_bridge (struct pci_func **func_passed, u8 slotno)
debug ("len[count] in IO = %x\n", len[count]);
bus_io[count] = kzalloc(sizeof(struct resource_node), GFP_KERNEL);
if (!bus_io[count]) {
err ("out of system memory\n");
retval = -ENOMEM;
@ -735,7 +735,7 @@ static int configure_bridge (struct pci_func **func_passed, u8 slotno)
ibmphp_add_pfmem_from_mem (bus_pfmem[count]);
func->pfmem[count] = bus_pfmem[count];
} else {
err ("cannot allocate requested pfmem for bus %x, device %x, len %x\n",
err ("cannot allocate requested pfmem for bus %x, device %x, len %x\n",
func->busno, func->device, len[count]);
kfree (mem_tmp);
kfree (bus_pfmem[count]);
@ -805,7 +805,7 @@ static int configure_bridge (struct pci_func **func_passed, u8 slotno)
debug ("amount_needed->mem = %x\n", amount_needed->mem);
debug ("amount_needed->pfmem = %x\n", amount_needed->pfmem);
if (amount_needed->not_correct) {
if (amount_needed->not_correct) {
debug ("amount_needed is not correct\n");
for (count = 0; address[count]; count++) {
/* for 2 BARs */
@ -830,7 +830,7 @@ static int configure_bridge (struct pci_func **func_passed, u8 slotno)
} else {
debug ("it wants %x IO behind the bridge\n", amount_needed->io);
io = kzalloc(sizeof(*io), GFP_KERNEL);
if (!io) {
err ("out of system memory\n");
retval = -ENOMEM;
@ -959,7 +959,7 @@ static int configure_bridge (struct pci_func **func_passed, u8 slotno)
if (bus->noIORanges) {
pci_bus_write_config_byte (ibmphp_pci_bus, devfn, PCI_IO_BASE, 0x00 | bus->rangeIO->start >> 8);
pci_bus_write_config_byte (ibmphp_pci_bus, devfn, PCI_IO_LIMIT, 0x00 | bus->rangeIO->end >> 8);
pci_bus_write_config_byte (ibmphp_pci_bus, devfn, PCI_IO_LIMIT, 0x00 | bus->rangeIO->end >> 8);
/* _______________This is for debugging purposes only ____________________
pci_bus_read_config_byte (ibmphp_pci_bus, devfn, PCI_IO_BASE, &temp);
@ -980,7 +980,7 @@ static int configure_bridge (struct pci_func **func_passed, u8 slotno)
if (bus->noMemRanges) {
pci_bus_write_config_word (ibmphp_pci_bus, devfn, PCI_MEMORY_BASE, 0x0000 | bus->rangeMem->start >> 16);
pci_bus_write_config_word (ibmphp_pci_bus, devfn, PCI_MEMORY_LIMIT, 0x0000 | bus->rangeMem->end >> 16);
/* ____________________This is for debugging purposes only ________________________
pci_bus_read_config_word (ibmphp_pci_bus, devfn, PCI_MEMORY_BASE, &temp);
debug ("mem_base = %x\n", (temp & PCI_MEMORY_RANGE_TYPE_MASK) << 16);
@ -1017,7 +1017,7 @@ static int configure_bridge (struct pci_func **func_passed, u8 slotno)
pci_bus_read_config_byte (ibmphp_pci_bus, devfn, PCI_INTERRUPT_PIN, &irq);
if ((irq > 0x00) && (irq < 0x05))
pci_bus_write_config_byte (ibmphp_pci_bus, devfn, PCI_INTERRUPT_LINE, func->irq[irq - 1]);
/*
/*
pci_bus_write_config_byte (ibmphp_pci_bus, devfn, PCI_BRIDGE_CONTROL, ctrl);
pci_bus_write_config_byte (ibmphp_pci_bus, devfn, PCI_BRIDGE_CONTROL, PCI_BRIDGE_CTL_PARITY);
pci_bus_write_config_byte (ibmphp_pci_bus, devfn, PCI_BRIDGE_CONTROL, PCI_BRIDGE_CTL_SERR);
@ -1071,7 +1071,7 @@ error:
* This function adds up the amount of resources needed behind the PPB bridge
* and passes it to the configure_bridge function
* Input: bridge function
* Ouput: amount of resources needed
* Output: amount of resources needed
*****************************************************************************/
static struct res_needed *scan_behind_bridge (struct pci_func * func, u8 busno)
{
@ -1204,9 +1204,9 @@ static struct res_needed *scan_behind_bridge (struct pci_func * func, u8 busno)
return amount;
}
/* The following 3 unconfigure_boot_ routines deal with the case when we had the card
* upon bootup in the system, since we don't allocate func to such case, we need to read
* the start addresses from pci config space and then find the corresponding entries in
/* The following 3 unconfigure_boot_ routines deal with the case when we had the card
* upon bootup in the system, since we don't allocate func to such case, we need to read
* the start addresses from pci config space and then find the corresponding entries in
* our resource lists. The functions return either 0, -ENODEV, or -1 (general failure)
* Change: we also call these functions even if we configured the card ourselves (i.e., not
* the bootup case), since it should work same way
@ -1561,8 +1561,8 @@ static int unconfigure_boot_card (struct slot *slot_cur)
* unconfiguring the device
* TO DO: will probably need to add some code in case there was some resource,
* to remove it... this is from when we have errors in the configure_card...
* !!!!!!!!!!!!!!!!!!!!!!!!!FOR BUSES!!!!!!!!!!!!
* Returns: 0, -1, -ENODEV
* !!!!!!!!!!!!!!!!!!!!!!!!!FOR BUSES!!!!!!!!!!!!
* Returns: 0, -1, -ENODEV
*/
int ibmphp_unconfigure_card (struct slot **slot_cur, int the_end)
{
@ -1634,7 +1634,7 @@ int ibmphp_unconfigure_card (struct slot **slot_cur, int the_end)
* Input: bus and the amount of resources needed (we know we can assign those,
* since they've been checked already
* Output: bus added to the correct spot
* 0, -1, error
* 0, -1, error
*/
static int add_new_bus (struct bus_node *bus, struct resource_node *io, struct resource_node *mem, struct resource_node *pfmem, u8 parent_busno)
{
@ -1650,7 +1650,7 @@ static int add_new_bus (struct bus_node *bus, struct resource_node *io, struct r
err ("strange, cannot find bus which is supposed to be at the system... something is terribly wrong...\n");
return -ENODEV;
}
list_add (&bus->bus_list, &cur_bus->bus_list);
}
if (io) {
@ -1679,7 +1679,7 @@ static int add_new_bus (struct bus_node *bus, struct resource_node *io, struct r
}
if (pfmem) {
pfmem_range = kzalloc(sizeof(*pfmem_range), GFP_KERNEL);
if (!pfmem_range) {
if (!pfmem_range) {
err ("out of system memory\n");
return -ENOMEM;
}
@ -1726,4 +1726,3 @@ static u8 find_sec_number (u8 primary_busno, u8 slotno)
return busno;
return 0xff;
}

76
drivers/pci/hotplug/ibmphp_res.c
View File

@ -72,7 +72,7 @@ static struct bus_node * __init alloc_error_bus (struct ebda_pci_rsrc * curr, u8
static struct resource_node * __init alloc_resources (struct ebda_pci_rsrc * curr)
{
struct resource_node *rs;
if (!curr) {
err ("NULL passed to allocate\n");
return NULL;
@ -128,7 +128,7 @@ static int __init alloc_bus_range (struct bus_node **new_bus, struct range_node
}
newrange->start = curr->start_addr;
newrange->end = curr->end_addr;
if (first_bus || (!num_ranges))
newrange->rangeno = 1;
else {
@ -162,7 +162,7 @@ static int __init alloc_bus_range (struct bus_node **new_bus, struct range_node
newbus->rangePFMem = newrange;
if (first_bus)
newbus->noPFMemRanges = 1;
else {
else {
debug ("1st PFMemory Primary on Bus %x [%x - %x]\n", newbus->busno, newrange->start, newrange->end);
++newbus->noPFMemRanges;
fix_resources (newbus);
@ -190,7 +190,7 @@ static int __init alloc_bus_range (struct bus_node **new_bus, struct range_node
* This is the Resource Management initialization function. It will go through
* the Resource list taken from EBDA and fill in this module's data structures
*
* THIS IS NOT TAKING INTO CONSIDERATION IO RESTRICTIONS OF PRIMARY BUSES,
* THIS IS NOT TAKING INTO CONSIDERATION IO RESTRICTIONS OF PRIMARY BUSES,
* SINCE WE'RE GOING TO ASSUME FOR NOW WE DON'T HAVE THOSE ON OUR BUSES FOR NOW
*
* Input: ptr to the head of the resource list from EBDA
@ -382,7 +382,7 @@ int __init ibmphp_rsrc_init (void)
* pci devices' resources for the appropriate resource
*
* Input: type of the resource, range to add, current bus
* Output: 0 or -1, bus and range ptrs
* Output: 0 or -1, bus and range ptrs
********************************************************************************/
static int add_bus_range (int type, struct range_node *range, struct bus_node *bus_cur)
{
@ -466,7 +466,7 @@ static void update_resources (struct bus_node *bus_cur, int type, int rangeno)
switch (type) {
case MEM:
if (bus_cur->firstMem)
if (bus_cur->firstMem)
res = bus_cur->firstMem;
break;
case PFMEM:
@ -583,7 +583,7 @@ static void fix_resources (struct bus_node *bus_cur)
}
/*******************************************************************************
* This routine adds a resource to the list of resources to the appropriate bus
* This routine adds a resource to the list of resources to the appropriate bus
* based on their resource type and sorted by their starting addresses. It assigns
* the ptrs to next and nextRange if needed.
*
@ -605,11 +605,11 @@ int ibmphp_add_resource (struct resource_node *res)
err ("NULL passed to add\n");
return -ENODEV;
}
bus_cur = find_bus_wprev (res->busno, NULL, 0);
if (!bus_cur) {
/* didn't find a bus, smth's wrong!!! */
/* didn't find a bus, something's wrong!!! */
debug ("no bus in the system, either pci_dev's wrong or allocation failed\n");
return -ENODEV;
}
@ -648,7 +648,7 @@ int ibmphp_add_resource (struct resource_node *res)
if (!range_cur) {
switch (res->type) {
case IO:
++bus_cur->needIOUpdate;
++bus_cur->needIOUpdate;
break;
case MEM:
++bus_cur->needMemUpdate;
@ -659,13 +659,13 @@ int ibmphp_add_resource (struct resource_node *res)
}
res->rangeno = -1;
}
debug ("The range is %d\n", res->rangeno);
if (!res_start) {
/* no first{IO,Mem,Pfmem} on the bus, 1st IO/Mem/Pfmem resource ever */
switch (res->type) {
case IO:
bus_cur->firstIO = res;
bus_cur->firstIO = res;
break;
case MEM:
bus_cur->firstMem = res;
@ -673,7 +673,7 @@ int ibmphp_add_resource (struct resource_node *res)
case PFMEM:
bus_cur->firstPFMem = res;
break;
}
}
res->next = NULL;
res->nextRange = NULL;
} else {
@ -770,7 +770,7 @@ int ibmphp_add_resource (struct resource_node *res)
* This routine will remove the resource from the list of resources
*
* Input: io, mem, and/or pfmem resource to be deleted
* Ouput: modified resource list
* Output: modified resource list
* 0 or error code
****************************************************************************/
int ibmphp_remove_resource (struct resource_node *res)
@ -825,7 +825,7 @@ int ibmphp_remove_resource (struct resource_node *res)
if (!res_cur) {
if (res->type == PFMEM) {
/*
/*
* case where pfmem might be in the PFMemFromMem list
* so will also need to remove the corresponding mem
* entry
@ -961,12 +961,12 @@ static struct range_node * find_range (struct bus_node *bus_cur, struct resource
}
/*****************************************************************************
* This routine will check to make sure the io/mem/pfmem->len that the device asked for
* This routine will check to make sure the io/mem/pfmem->len that the device asked for
* can fit w/i our list of available IO/MEM/PFMEM resources. If cannot, returns -EINVAL,
* otherwise, returns 0
*
* Input: resource
* Ouput: the correct start and end address are inputted into the resource node,
* Output: the correct start and end address are inputted into the resource node,
* 0 or -EINVAL
*****************************************************************************/
int ibmphp_check_resource (struct resource_node *res, u8 bridge)
@ -996,7 +996,7 @@ int ibmphp_check_resource (struct resource_node *res, u8 bridge)
bus_cur = find_bus_wprev (res->busno, NULL, 0);
if (!bus_cur) {
/* didn't find a bus, smth's wrong!!! */
/* didn't find a bus, something's wrong!!! */
debug ("no bus in the system, either pci_dev's wrong or allocation failed\n");
return -EINVAL;
}
@ -1066,7 +1066,7 @@ int ibmphp_check_resource (struct resource_node *res, u8 bridge)
break;
}
}
if (flag && len_cur == res->len) {
debug ("but we are not here, right?\n");
res->start = start_cur;
@ -1118,10 +1118,10 @@ int ibmphp_check_resource (struct resource_node *res, u8 bridge)
if (res_prev) {
if (res_prev->rangeno != res_cur->rangeno) {
/* 1st device on this range */
if ((res_cur->start != range->start) &&
if ((res_cur->start != range->start) &&
((len_tmp = res_cur->start - 1 - range->start) >= res->len)) {
if ((len_tmp < len_cur) || (len_cur == 0)) {
if ((range->start % tmp_divide) == 0) {
if ((range->start % tmp_divide) == 0) {
/* just perfect, starting address is divisible by length */
flag = 1;
len_cur = len_tmp;
@ -1344,7 +1344,7 @@ int ibmphp_check_resource (struct resource_node *res, u8 bridge)
* This routine is called from remove_card if the card contained PPB.
* It will remove all the resources on the bus as well as the bus itself
* Input: Bus
* Ouput: 0, -ENODEV
* Output: 0, -ENODEV
********************************************************************************/
int ibmphp_remove_bus (struct bus_node *bus, u8 parent_busno)
{
@ -1353,7 +1353,7 @@ int ibmphp_remove_bus (struct bus_node *bus, u8 parent_busno)
struct bus_node *prev_bus;
int rc;
prev_bus = find_bus_wprev (parent_busno, NULL, 0);
prev_bus = find_bus_wprev (parent_busno, NULL, 0);
if (!prev_bus) {
debug ("something terribly wrong. Cannot find parent bus to the one to remove\n");
@ -1424,7 +1424,7 @@ int ibmphp_remove_bus (struct bus_node *bus, u8 parent_busno)
}
/******************************************************************************
* This routine deletes the ranges from a given bus, and the entries from the
* This routine deletes the ranges from a given bus, and the entries from the
* parent's bus in the resources
* Input: current bus, previous bus
* Output: 0, -EINVAL
@ -1453,7 +1453,7 @@ static int remove_ranges (struct bus_node *bus_cur, struct bus_node *bus_prev)
if (bus_cur->noMemRanges) {
range_cur = bus_cur->rangeMem;
for (i = 0; i < bus_cur->noMemRanges; i++) {
if (ibmphp_find_resource (bus_prev, range_cur->start, &res, MEM) < 0)
if (ibmphp_find_resource (bus_prev, range_cur->start, &res, MEM) < 0)
return -EINVAL;
ibmphp_remove_resource (res);
@ -1467,7 +1467,7 @@ static int remove_ranges (struct bus_node *bus_cur, struct bus_node *bus_prev)
if (bus_cur->noPFMemRanges) {
range_cur = bus_cur->rangePFMem;
for (i = 0; i < bus_cur->noPFMemRanges; i++) {
if (ibmphp_find_resource (bus_prev, range_cur->start, &res, PFMEM) < 0)
if (ibmphp_find_resource (bus_prev, range_cur->start, &res, PFMEM) < 0)
return -EINVAL;
ibmphp_remove_resource (res);
@ -1482,7 +1482,7 @@ static int remove_ranges (struct bus_node *bus_cur, struct bus_node *bus_prev)
}
/*
* find the resource node in the bus
* find the resource node in the bus
* Input: Resource needed, start address of the resource, type of resource
*/
int ibmphp_find_resource (struct bus_node *bus, u32 start_address, struct resource_node **res, int flag)
@ -1512,7 +1512,7 @@ int ibmphp_find_resource (struct bus_node *bus, u32 start_address, struct resour
err ("wrong type of flag\n");
return -EINVAL;
}
while (res_cur) {
if (res_cur->start == start_address) {
*res = res_cur;
@ -1718,7 +1718,7 @@ static int __init once_over (void)
} /* end for pfmem */
} /* end if */
} /* end list_for_each bus */
return 0;
return 0;
}
int ibmphp_add_pfmem_from_mem (struct resource_node *pfmem)
@ -1760,9 +1760,9 @@ static struct bus_node *find_bus_wprev (u8 bus_number, struct bus_node **prev, u
list_for_each (tmp, &gbuses) {
tmp_prev = tmp->prev;
bus_cur = list_entry (tmp, struct bus_node, bus_list);
if (flag)
if (flag)
*prev = list_entry (tmp_prev, struct bus_node, bus_list);
if (bus_cur->busno == bus_number)
if (bus_cur->busno == bus_number)
return bus_cur;
}
@ -1776,7 +1776,7 @@ void ibmphp_print_test (void)
struct range_node *range;
struct resource_node *res;
struct list_head *tmp;
debug_pci ("*****************START**********************\n");
if ((!list_empty(&gbuses)) && flags) {
@ -1906,7 +1906,7 @@ static int range_exists_already (struct range_node * range, struct bus_node * bu
return 1;
range_cur = range_cur->next;
}
return 0;
}
@ -1920,7 +1920,7 @@ static int range_exists_already (struct range_node * range, struct bus_node * bu
* Returns: none
* Note: this function doesn't take into account IO restrictions etc,
* so will only work for bridges with no video/ISA devices behind them It
* also will not work for onboard PPB's that can have more than 1 *bus
* also will not work for onboard PPBs that can have more than 1 *bus
* behind them All these are TO DO.
* Also need to add more error checkings... (from fnc returns etc)
*/
@ -1963,7 +1963,7 @@ static int __init update_bridge_ranges (struct bus_node **bus)
case PCI_HEADER_TYPE_BRIDGE:
function = 0x8;
case PCI_HEADER_TYPE_MULTIBRIDGE:
/* We assume here that only 1 bus behind the bridge
/* We assume here that only 1 bus behind the bridge
TO DO: add functionality for several:
temp = secondary;
while (temp < subordinate) {
@ -1972,7 +1972,7 @@ static int __init update_bridge_ranges (struct bus_node **bus)
}
*/
pci_bus_read_config_byte (ibmphp_pci_bus, devfn, PCI_SECONDARY_BUS, &sec_busno);
bus_sec = find_bus_wprev (sec_busno, NULL, 0);
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);
@ -2028,7 +2028,7 @@ static int __init update_bridge_ranges (struct bus_node **bus)
io->len = io->end - io->start + 1;
ibmphp_add_resource (io);
}
}
}
pci_bus_read_config_word (ibmphp_pci_bus, devfn, PCI_MEMORY_BASE, &start_mem_address);
pci_bus_read_config_word (ibmphp_pci_bus, devfn, PCI_MEMORY_LIMIT, &end_mem_address);

8
drivers/pci/hotplug/pci_hotplug_core.c
View File

@ -131,7 +131,7 @@ static ssize_t power_write_file(struct pci_slot *pci_slot, const char *buf,
}
module_put(slot->ops->owner);
exit:
exit:
if (retval)
return retval;
return count;
@ -177,7 +177,7 @@ static ssize_t attention_write_file(struct pci_slot *slot, const char *buf,
retval = ops->set_attention_status(slot->hotplug, attention);
module_put(ops->owner);
exit:
exit:
if (retval)
return retval;
return count;
@ -247,7 +247,7 @@ static ssize_t test_write_file(struct pci_slot *pci_slot, const char *buf,
retval = slot->ops->hardware_test(slot, test);
module_put(slot->ops->owner);
exit:
exit:
if (retval)
return retval;
return count;
@ -512,7 +512,7 @@ int pci_hp_deregister(struct hotplug_slot *hotplug)
* @hotplug: pointer to the slot whose info has changed
* @info: pointer to the info copy into the slot's info structure
*
* @slot must have been registered with the pci
* @slot must have been registered with the pci
* hotplug subsystem previously with a call to pci_hp_register().
*
* Returns 0 if successful, anything else for an error.

2
drivers/pci/hotplug/pciehp.h
View File

@ -180,5 +180,5 @@ static inline int pciehp_acpi_slot_detection_check(struct pci_dev *dev)
{
return 0;
}
#endif /* CONFIG_ACPI */
#endif /* CONFIG_ACPI */
#endif /* _PCIEHP_H */

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

@ -78,7 +78,7 @@ static int __initdata dup_slot_id;
static int __initdata acpi_slot_detected;
static struct list_head __initdata dummy_slots = LIST_HEAD_INIT(dummy_slots);
/* Dummy driver for dumplicate name detection */
/* Dummy driver for duplicate name detection */
static int __init dummy_probe(struct pcie_device *dev)
{
u32 slot_cap;

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

@ -351,8 +351,8 @@ static int __init pcied_init(void)
pciehp_firmware_init();
retval = pcie_port_service_register(&hpdriver_portdrv);
dbg("pcie_port_service_register = %d\n", retval);
info(DRIVER_DESC " version: " DRIVER_VERSION "\n");
dbg("pcie_port_service_register = %d\n", retval);
info(DRIVER_DESC " version: " DRIVER_VERSION "\n");
if (retval)
dbg("Failure to register service\n");

6
drivers/pci/hotplug/pciehp_hpc.c
View File

@ -92,7 +92,7 @@ static void start_int_poll_timer(struct controller *ctrl, int sec)
{
/* Clamp to sane value */
if ((sec <= 0) || (sec > 60))
sec = 2;
sec = 2;
ctrl->poll_timer.function = &int_poll_timeout;
ctrl->poll_timer.data = (unsigned long)ctrl;
@ -194,7 +194,7 @@ static int pcie_write_cmd(struct controller *ctrl, u16 cmd, u16 mask)
ctrl_dbg(ctrl, "CMD_COMPLETED not clear after 1 sec\n");
} else if (!NO_CMD_CMPL(ctrl)) {
/*
* This controller semms to notify of command completed
* This controller seems to notify of command completed
* event even though it supports none of power
* controller, attention led, power led and EMI.
*/
@ -926,7 +926,7 @@ struct controller *pcie_init(struct pcie_device *dev)
if (pciehp_writew(ctrl, PCI_EXP_SLTSTA, 0x1f))
goto abort_ctrl;
/* Disable sotfware notification */
/* Disable software notification */
pcie_disable_notification(ctrl);
ctrl_info(ctrl, "HPC vendor_id %x device_id %x ss_vid %x ss_did %x\n",

8
drivers/pci/hotplug/pcihp_skeleton.c
View File

@ -52,7 +52,7 @@ static LIST_HEAD(slot_list);
do { \
if (debug) \
printk (KERN_DEBUG "%s: " format "\n", \
MY_NAME , ## arg); \
MY_NAME , ## arg); \
} while (0)
#define err(format, arg...) printk(KERN_ERR "%s: " format "\n", MY_NAME , ## arg)
#define info(format, arg...) printk(KERN_INFO "%s: " format "\n", MY_NAME , ## arg)
@ -287,7 +287,7 @@ static int __init init_slots(void)
hotplug_slot->release = &release_slot;
make_slot_name(slot);
hotplug_slot->ops = &skel_hotplug_slot_ops;
/*
* Initialize the slot info structure with some known
* good values.
@ -296,7 +296,7 @@ static int __init init_slots(void)
get_attention_status(hotplug_slot, &info->attention_status);
get_latch_status(hotplug_slot, &info->latch_status);
get_adapter_status(hotplug_slot, &info->adapter_status);
dbg("registering slot %d\n", i);
retval = pci_hp_register(slot->hotplug_slot);
if (retval) {
@ -336,7 +336,7 @@ static void __exit cleanup_slots(void)
pci_hp_deregister(slot->hotplug_slot);
}
}
static int __init pcihp_skel_init(void)
{
int retval;

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

@ -217,7 +217,7 @@ static int dlpar_remove_phb(char *drc_name, struct device_node *dn)
if (!pcibios_find_pci_bus(dn))
return -EINVAL;
/* If pci slot is hotplugable, use hotplug to remove it */
/* If pci slot is hotpluggable, use hotplug to remove it */
slot = find_php_slot(dn);
if (slot && rpaphp_deregister_slot(slot)) {
printk(KERN_ERR "%s: unable to remove hotplug slot %s\n",

6
drivers/pci/hotplug/rpaphp.h
View File

@ -49,9 +49,9 @@
extern bool rpaphp_debug;
#define dbg(format, arg...) \
do { \
if (rpaphp_debug) \
if (rpaphp_debug) \
printk(KERN_DEBUG "%s: " format, \
MY_NAME , ## arg); \
MY_NAME , ## arg); \
} while (0)
#define err(format, arg...) printk(KERN_ERR "%s: " format, MY_NAME , ## arg)
#define info(format, arg...) printk(KERN_INFO "%s: " format, MY_NAME , ## arg)
@ -99,5 +99,5 @@ void dealloc_slot_struct(struct slot *slot);
struct slot *alloc_slot_struct(struct device_node *dn, int drc_index, char *drc_name, int power_domain);
int rpaphp_register_slot(struct slot *slot);
int rpaphp_deregister_slot(struct slot *slot);
#endif /* _PPC64PHP_H */

8
drivers/pci/hotplug/rpaphp_core.c
View File

@ -226,7 +226,7 @@ int rpaphp_get_drc_props(struct device_node *dn, int *drc_index,
for (i = 0; i < indexes[0]; i++) {
if ((unsigned int) indexes[i + 1] == *my_index) {
if (drc_name)
*drc_name = name_tmp;
*drc_name = name_tmp;
if (drc_type)
*drc_type = type_tmp;
if (drc_index)
@ -289,7 +289,7 @@ static int is_php_dn(struct device_node *dn, const int **indexes,
* rpaphp_add_slot -- declare a hotplug slot to the hotplug subsystem.
* @dn: device node of slot
*
* This subroutine will register a hotplugable slot with the
* This subroutine will register a hotpluggable slot with the
* PCI hotplug infrastructure. This routine is typically called
* during boot time, if the hotplug slots are present at boot time,
* or is called later, by the dlpar add code, if the slot is
@ -328,7 +328,7 @@ int rpaphp_add_slot(struct device_node *dn)
return -ENOMEM;
slot->type = simple_strtoul(type, NULL, 10);
dbg("Found drc-index:0x%x drc-name:%s drc-type:%s\n",
indexes[i + 1], name, type);
@ -356,7 +356,7 @@ static void __exit cleanup_slots(void)
/*
* Unregister all of our slots with the pci_hotplug subsystem,
* and free up all memory that we had allocated.
* memory will be freed in release_slot callback.
* memory will be freed in release_slot callback.
*/
list_for_each_safe(tmp, n, &rpaphp_slot_head) {

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

@ -44,7 +44,7 @@ int rpaphp_get_sensor_state(struct slot *slot, int *state)
dbg("%s: slot must be power up to get sensor-state\n",
__func__);
/* some slots have to be powered up
/* some slots have to be powered up
* before get-sensor will succeed.
*/
rc = rtas_set_power_level(slot->power_domain, POWER_ON,
@ -133,4 +133,3 @@ int rpaphp_enable_slot(struct slot *slot)
return 0;
}

19
drivers/pci/hotplug/rpaphp_slot.c
View File

@ -1,5 +1,5 @@
/*
* RPA Virtual I/O device functions
* RPA Virtual I/O device functions
* Copyright (C) 2004 Linda Xie <lxie@us.ibm.com>
*
* All rights reserved.
@ -51,27 +51,27 @@ struct slot *alloc_slot_struct(struct device_node *dn,
int drc_index, char *drc_name, int power_domain)
{
struct slot *slot;
slot = kzalloc(sizeof(struct slot), GFP_KERNEL);
if (!slot)
goto error_nomem;
slot->hotplug_slot = kzalloc(sizeof(struct hotplug_slot), GFP_KERNEL);
if (!slot->hotplug_slot)
goto error_slot;
goto error_slot;
slot->hotplug_slot->info = kzalloc(sizeof(struct hotplug_slot_info),
GFP_KERNEL);
if (!slot->hotplug_slot->info)
goto error_hpslot;
slot->name = kstrdup(drc_name, GFP_KERNEL);
if (!slot->name)
goto error_info;
goto error_info;
slot->dn = dn;
slot->index = drc_index;
slot->power_domain = power_domain;
slot->hotplug_slot->private = slot;
slot->hotplug_slot->ops = &rpaphp_hotplug_slot_ops;
slot->hotplug_slot->release = &rpaphp_release_slot;
return (slot);
error_info:
@ -91,7 +91,7 @@ static int is_registered(struct slot *slot)
list_for_each_entry(tmp_slot, &rpaphp_slot_head, rpaphp_slot_list) {
if (!strcmp(tmp_slot->name, slot->name))
return 1;
}
}
return 0;
}
@ -104,7 +104,7 @@ int rpaphp_deregister_slot(struct slot *slot)
__func__, slot->name);
list_del(&slot->rpaphp_slot_list);
retval = pci_hp_deregister(php_slot);
if (retval)
err("Problem unregistering a slot %s\n", slot->name);
@ -120,7 +120,7 @@ int rpaphp_register_slot(struct slot *slot)
int retval;
int slotno;
dbg("%s registering slot:path[%s] index[%x], name[%s] pdomain[%x] type[%d]\n",
dbg("%s registering slot:path[%s] index[%x], name[%s] pdomain[%x] type[%d]\n",
__func__, slot->dn->full_name, slot->index, slot->name,
slot->power_domain, slot->type);
@ -128,7 +128,7 @@ int rpaphp_register_slot(struct slot *slot)
if (is_registered(slot)) {
err("rpaphp_register_slot: slot[%s] is already registered\n", slot->name);
return -EAGAIN;
}
}
if (slot->dn->child)
slotno = PCI_SLOT(PCI_DN(slot->dn->child)->devfn);
@ -145,4 +145,3 @@ int rpaphp_register_slot(struct slot *slot)
info("Slot [%s] registered\n", slot->name);
return 0;
}

8
drivers/pci/hotplug/shpchp.h
View File

@ -216,13 +216,13 @@ struct ctrl_reg {
/* offsets to the controller registers based on the above structure layout */
enum ctrl_offsets {
BASE_OFFSET = offsetof(struct ctrl_reg, base_offset),
SLOT_AVAIL1 = offsetof(struct ctrl_reg, slot_avail1),
BASE_OFFSET = offsetof(struct ctrl_reg, base_offset),
SLOT_AVAIL1 = offsetof(struct ctrl_reg, slot_avail1),
SLOT_AVAIL2 = offsetof(struct ctrl_reg, slot_avail2),
SLOT_CONFIG = offsetof(struct ctrl_reg, slot_config),
SLOT_CONFIG = offsetof(struct ctrl_reg, slot_config),
SEC_BUS_CONFIG = offsetof(struct ctrl_reg, sec_bus_config),
MSI_CTRL = offsetof(struct ctrl_reg, msi_ctrl),
PROG_INTERFACE = offsetof(struct ctrl_reg, prog_interface),
PROG_INTERFACE = offsetof(struct ctrl_reg, prog_interface),
CMD = offsetof(struct ctrl_reg, cmd),
CMD_STATUS = offsetof(struct ctrl_reg, cmd_status),
INTR_LOC = offsetof(struct ctrl_reg, intr_loc),

10
drivers/pci/hotplug/shpchp_core.c
View File

@ -143,11 +143,11 @@ static int init_slots(struct controller *ctrl)
snprintf(name, SLOT_NAME_SIZE, "%d", slot->number);
hotplug_slot->ops = &shpchp_hotplug_slot_ops;
ctrl_dbg(ctrl, "Registering domain:bus:dev=%04x:%02x:%02x "
"hp_slot=%x sun=%x slot_device_offset=%x\n",
pci_domain_nr(ctrl->pci_dev->subordinate),
slot->bus, slot->device, slot->hp_slot, slot->number,
ctrl->slot_device_offset);
ctrl_dbg(ctrl, "Registering domain:bus:dev=%04x:%02x:%02x "
"hp_slot=%x sun=%x slot_device_offset=%x\n",
pci_domain_nr(ctrl->pci_dev->subordinate),
slot->bus, slot->device, slot->hp_slot, slot->number,
ctrl->slot_device_offset);
retval = pci_hp_register(slot->hotplug_slot,
ctrl->pci_dev->subordinate, slot->device, name);
if (retval) {

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

@ -116,7 +116,7 @@
#define SLOT_REG_RSVDZ_MASK ((1 << 15) | (7 << 21))
/*
* SHPC Command Code definitnions
* SHPC Command Code definitions
*
* Slot Operation 00h - 3Fh
* Set Bus Segment Speed/Mode A 40h - 47h

2
drivers/pci/iov.c
View File

@ -610,7 +610,7 @@ resource_size_t pci_sriov_resource_alignment(struct pci_dev *dev, int resno)
struct resource tmp;
enum pci_bar_type type;
int reg = pci_iov_resource_bar(dev, resno, &type);
if (!reg)
return 0;

2
drivers/pci/irq.c
View File

@ -25,7 +25,7 @@ static void pci_note_irq_problem(struct pci_dev *pdev, const char *reason)
/**
* pci_lost_interrupt - reports a lost PCI interrupt
* @pdev: device whose interrupt is lost
*
*
* The primary function of this routine is to report a lost interrupt
* in a standard way which users can recognise (instead of blaming the
* driver).

2
drivers/pci/msi.c
View File

@ -784,7 +784,7 @@ error:
* @nvec: how many MSIs have been requested ?
* @type: are we checking for MSI or MSI-X ?
*
* Look at global flags, the device itself, and its parent busses
* Look at global flags, the device itself, and its parent buses
* to determine if MSI/-X are supported for the device. If MSI/-X is
* supported return 0, else return an error code.
**/

2
drivers/pci/pci-acpi.c
View File

@ -141,7 +141,7 @@ phys_addr_t acpi_pci_root_get_mcfg_addr(acpi_handle handle)
* if (_PRW at S-state x)
* choose from highest power _SxD to lowest power _SxW
* else // no _PRW at S-state x
* choose highest power _SxD or any lower power
* choose highest power _SxD or any lower power
*/
static pci_power_t acpi_pci_choose_state(struct pci_dev *pdev)

16
drivers/pci/pci-driver.c
View File

@ -312,7 +312,7 @@ static int pci_call_probe(struct pci_driver *drv, struct pci_dev *dev,
* __pci_device_probe - check if a driver wants to claim a specific PCI device
* @drv: driver to call to check if it wants the PCI device
* @pci_dev: PCI device being probed
*
*
* returns 0 on success, else error.
* side-effect: pci_dev->driver is set to drv when drv claims pci_dev.
*/
@ -378,7 +378,7 @@ static int pci_device_remove(struct device * dev)
* We would love to complain here if pci_dev->is_enabled is set, that
* the driver should have called pci_disable_device(), but the
* unfortunate fact is there are too many odd BIOS and bridge setups
* that don't like drivers doing that all of the time.
* that don't like drivers doing that all of the time.
* Oh well, we can dream of sane hardware when we sleep, no matter how
* horrible the crap we have to deal with is when we are awake...
*/
@ -1156,10 +1156,10 @@ static const struct dev_pm_ops pci_dev_pm_ops = {
* @drv: the driver structure to register
* @owner: owner module of drv
* @mod_name: module name string
*
*
* Adds the driver structure to the list of registered drivers.
* Returns a negative value on error, otherwise 0.
* If no error occurred, the driver remains registered even if
* Returns a negative value on error, otherwise 0.
* If no error occurred, the driver remains registered even if
* no device was claimed during registration.
*/
int __pci_register_driver(struct pci_driver *drv, struct module *owner,
@ -1181,7 +1181,7 @@ int __pci_register_driver(struct pci_driver *drv, struct module *owner,
/**
* pci_unregister_driver - unregister a pci driver
* @drv: the driver structure to unregister
*
*
* Deletes the driver structure from the list of registered PCI drivers,
* gives it a chance to clean up by calling its remove() function for
* each device it was responsible for, and marks those devices as
@ -1203,7 +1203,7 @@ static struct pci_driver pci_compat_driver = {
* pci_dev_driver - get the pci_driver of a device
* @dev: the device to query
*
* Returns the appropriate pci_driver structure or %NULL if there is no
* Returns the appropriate pci_driver structure or %NULL if there is no
* registered driver for the device.
*/
struct pci_driver *
@ -1224,7 +1224,7 @@ pci_dev_driver(const struct pci_dev *dev)
* pci_bus_match - Tell if a PCI device structure has a matching PCI device id structure
* @dev: the PCI device structure to match against
* @drv: the device driver to search for matching PCI device id structures
*
*
* Used by a driver to check whether a PCI device present in the
* system is in its list of supported devices. Returns the matching
* pci_device_id structure or %NULL if there is no match.

4
drivers/pci/pci-stub.c
View File

@ -2,13 +2,13 @@
*
* Copyright (C) 2008 Red Hat, Inc.
* Author:
* Chris Wright
* Chris Wright
*
* This work is licensed under the terms of the GNU GPL, version 2.
*
* Usage is simple, allocate a new id to the stub driver and bind the
* device to it. For example:
*
*
* # echo "8086 10f5" > /sys/bus/pci/drivers/pci-stub/new_id
* # echo -n 0000:00:19.0 > /sys/bus/pci/drivers/e1000e/unbind
* # echo -n 0000:00:19.0 > /sys/bus/pci/drivers/pci-stub/bind

28
drivers/pci/pci-sysfs.c
View File

@ -10,7 +10,7 @@
*
* File attributes for PCI devices
*
* Modeled after usb's driverfs.c
* Modeled after usb's driverfs.c
*
*/
@ -270,13 +270,17 @@ msi_bus_store(struct device *dev, struct device_attribute *attr,
if (kstrtoul(buf, 0, &val) < 0)
return -EINVAL;
/* bad things may happen if the no_msi flag is changed
* while some drivers are loaded */
/*
* Bad things may happen if the no_msi flag is changed
* while drivers are loaded.
*/
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
/* Maybe pci devices without subordinate busses shouldn't even have this
* attribute in the first place? */
/*
* Maybe devices without subordinate buses shouldn't have this
* attribute in the first place?
*/
if (!pdev->subordinate)
return count;
@ -670,7 +674,7 @@ pci_write_config(struct file* filp, struct kobject *kobj,
size = dev->cfg_size - off;
count = size;
}
pci_config_pm_runtime_get(dev);
if ((off & 1) && size) {
@ -678,7 +682,7 @@ pci_write_config(struct file* filp, struct kobject *kobj,
off++;
size--;
}
if ((off & 3) && size > 2) {
u16 val = data[off - init_off];
val |= (u16) data[off - init_off + 1] << 8;
@ -696,7 +700,7 @@ pci_write_config(struct file* filp, struct kobject *kobj,
off += 4;
size -= 4;
}
if (size >= 2) {
u16 val = data[off - init_off];
val |= (u16) data[off - init_off + 1] << 8;
@ -1229,21 +1233,21 @@ pci_read_rom(struct file *filp, struct kobject *kobj,
if (!pdev->rom_attr_enabled)
return -EINVAL;
rom = pci_map_rom(pdev, &size); /* size starts out as PCI window size */
if (!rom || !size)
return -EIO;
if (off >= size)
count = 0;
else {
if (off + count > size)
count = size - off;
memcpy_fromio(buf, rom + off, count);
}
pci_unmap_rom(pdev, rom);
return count;
}

46
drivers/pci/pci.c
View File

@ -198,7 +198,7 @@ static int __pci_bus_find_cap_start(struct pci_bus *bus,
}
/**
* pci_find_capability - query for devices' capabilities
* pci_find_capability - query for devices' capabilities
* @dev: PCI device to query
* @cap: capability code
*
@ -207,12 +207,12 @@ static int __pci_bus_find_cap_start(struct pci_bus *bus,
* device's PCI configuration space or 0 in case the device does not
* support it. Possible values for @cap:
*
* %PCI_CAP_ID_PM Power Management
* %PCI_CAP_ID_AGP Accelerated Graphics Port
* %PCI_CAP_ID_VPD Vital Product Data
* %PCI_CAP_ID_SLOTID Slot Identification
* %PCI_CAP_ID_PM Power Management
* %PCI_CAP_ID_AGP Accelerated Graphics Port
* %PCI_CAP_ID_VPD Vital Product Data
* %PCI_CAP_ID_SLOTID Slot Identification
* %PCI_CAP_ID_MSI Message Signalled Interrupts
* %PCI_CAP_ID_CHSWP CompactPCI HotSwap
* %PCI_CAP_ID_CHSWP CompactPCI HotSwap
* %PCI_CAP_ID_PCIX PCI-X
* %PCI_CAP_ID_EXP PCI Express
*/
@ -228,13 +228,13 @@ int pci_find_capability(struct pci_dev *dev, int cap)
}
/**
* pci_bus_find_capability - query for devices' capabilities
* pci_bus_find_capability - query for devices' capabilities
* @bus: the PCI bus to query
* @devfn: PCI device to query
* @cap: capability code
*
* Like pci_find_capability() but works for pci devices that do not have a
* pci_dev structure set up yet.
* pci_dev structure set up yet.
*
* Returns the address of the requested capability structure within the
* device's PCI configuration space or 0 in case the device does not
@ -515,7 +515,7 @@ static int pci_raw_set_power_state(struct pci_dev *dev, pci_power_t state)
return -EINVAL;
/* Validate current state:
* Can enter D0 from any state, but if we can only go deeper
* Can enter D0 from any state, but if we can only go deeper
* to sleep if we're already in a low power state
*/
if (state != PCI_D0 && dev->current_state <= PCI_D3cold
@ -998,7 +998,7 @@ static void pci_restore_config_space(struct pci_dev *pdev)
}
}
/**
/**
* pci_restore_state - Restore the saved state of a PCI device
* @dev: - PCI device that we're dealing with
*/
@ -1030,7 +1030,7 @@ struct pci_saved_state {
* the device saved state.
* @dev: PCI device that we're dealing with
*
* Rerturn NULL if no state or error.
* Return NULL if no state or error.
*/
struct pci_saved_state *pci_store_saved_state(struct pci_dev *dev)
{
@ -1880,7 +1880,7 @@ int pci_finish_runtime_suspend(struct pci_dev *dev)
* pci_dev_run_wake - Check if device can generate run-time wake-up events.
* @dev: Device to check.
*
* Return true if the device itself is cabable of generating wake-up events
* Return true if the device itself is capable of generating wake-up events
* (through the platform or using the native PCIe PME) or if the device supports
* PME and one of its upstream bridges can generate wake-up events.
*/
@ -2447,7 +2447,7 @@ bool pci_acs_enabled(struct pci_dev *pdev, u16 acs_flags)
switch (pci_pcie_type(pdev)) {
/*
* PCI/X-to-PCIe bridges are not specifically mentioned by the spec,
* but since their primary inteface is PCI/X, we conservatively
* but since their primary interface is PCI/X, we conservatively
* handle them as we would a non-PCIe device.
*/
case PCI_EXP_TYPE_PCIE_BRIDGE:
@ -2471,7 +2471,7 @@ bool pci_acs_enabled(struct pci_dev *pdev, u16 acs_flags)
/*
* PCIe 3.0, 6.12.1.2 specifies ACS capabilities that should be
* implemented by the remaining PCIe types to indicate peer-to-peer
* capabilities, but only when they are part of a multifunciton
* capabilities, but only when they are part of a multifunction
* device. The footnote for section 6.12 indicates the specific
* PCIe types included here.
*/
@ -2486,7 +2486,7 @@ bool pci_acs_enabled(struct pci_dev *pdev, u16 acs_flags)
}
/*
* PCIe 3.0, 6.12.1.3 specifies no ACS capabilties are applicable
* PCIe 3.0, 6.12.1.3 specifies no ACS capabilities are applicable
* to single function devices with the exception of downstream ports.
*/
return true;
@ -2622,7 +2622,7 @@ void pci_release_region(struct pci_dev *pdev, int bar)
*
* If @exclusive is set, then the region is marked so that userspace
* is explicitly not allowed to map the resource via /dev/mem or
* sysfs MMIO access.
* sysfs MMIO access.
*
* Returns 0 on success, or %EBUSY on error. A warning
* message is also printed on failure.
@ -2634,7 +2634,7 @@ static int __pci_request_region(struct pci_dev *pdev, int bar, const char *res_n
if (pci_resource_len(pdev, bar) == 0)
return 0;
if (pci_resource_flags(pdev, bar) & IORESOURCE_IO) {
if (!request_region(pci_resource_start(pdev, bar),
pci_resource_len(pdev, bar), res_name))
@ -2694,7 +2694,7 @@ int pci_request_region(struct pci_dev *pdev, int bar, const char *res_name)
*
* The key difference that _exclusive makes it that userspace is
* explicitly not allowed to map the resource via /dev/mem or
* sysfs.
* sysfs.
*/
int pci_request_region_exclusive(struct pci_dev *pdev, int bar, const char *res_name)
{
@ -2799,7 +2799,7 @@ int pci_request_regions(struct pci_dev *pdev, const char *res_name)
* successfully.
*
* pci_request_regions_exclusive() will mark the region so that
* /dev/mem and the sysfs MMIO access will not be allowed.
* /dev/mem and the sysfs MMIO access will not be allowed.
*
* Returns 0 on success, or %EBUSY on error. A warning
* message is also printed on failure.
@ -2967,7 +2967,7 @@ pci_set_mwi(struct pci_dev *dev)
cmd |= PCI_COMMAND_INVALIDATE;
pci_write_config_word(dev, PCI_COMMAND, cmd);
}
return 0;
}
@ -3292,7 +3292,7 @@ clear:
*
* NOTE: This causes the caller to sleep for twice the device power transition
* cooldown period, which for the D0->D3hot and D3hot->D0 transitions is 10 ms
* by devault (i.e. unless the @dev's d3_delay field has a different value).
* by default (i.e. unless the @dev's d3_delay field has a different value).
* Moreover, only devices in D0 can be reset by this function.
*/
static int pci_pm_reset(struct pci_dev *dev, int probe)
@ -3341,7 +3341,7 @@ void pci_reset_bridge_secondary_bus(struct pci_dev *dev)
pci_write_config_word(dev, PCI_BRIDGE_CONTROL, ctrl);
/*
* PCI spec v3.0 7.6.4.2 requires minimum Trst of 1ms. Double
* this to 2ms to ensure that we meet the minium requirement.
* this to 2ms to ensure that we meet the minimum requirement.
*/
msleep(2);
@ -3998,7 +3998,7 @@ int pcie_set_mps(struct pci_dev *dev, int mps)
return -EINVAL;
v = ffs(mps) - 8;
if (v > dev->pcie_mpss)
if (v > dev->pcie_mpss)
return -EINVAL;
v <<= 5;

2
drivers/pci/pcie/aer/aerdrv_core.c
View File

@ -525,7 +525,7 @@ static void handle_error_source(struct pcie_device *aerdev,
if (info->severity == AER_CORRECTABLE) {
/*
* Correctable error does not need software intevention.
* Correctable error does not need software intervention.
* No need to go through error recovery process.
*/
pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR);

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

@ -548,7 +548,7 @@ static struct pcie_link_state *alloc_pcie_link_state(struct pci_dev *pdev)
/*
* pcie_aspm_init_link_state: Initiate PCI express link state.
* It is called after the pcie and its children devices are scaned.
* It is called after the pcie and its children devices are scanned.
* @pdev: the root port or switch downstream port
*/
void pcie_aspm_init_link_state(struct pci_dev *pdev)

4
drivers/pci/pcie/pme.c
View File

@ -419,8 +419,8 @@ static void pcie_pme_remove(struct pcie_device *srv)
static struct pcie_port_service_driver pcie_pme_driver = {
.name = "pcie_pme",
.port_type = PCI_EXP_TYPE_ROOT_PORT,
.service = PCIE_PORT_SERVICE_PME,
.port_type = PCI_EXP_TYPE_ROOT_PORT,
.service = PCIE_PORT_SERVICE_PME,
.probe = pcie_pme_probe,
.suspend = pcie_pme_suspend,

2
drivers/pci/pcie/portdrv.h
View File

@ -14,7 +14,7 @@
#define PCIE_PORT_DEVICE_MAXSERVICES 4
/*
* According to the PCI Express Base Specification 2.0, the indices of
* the MSI-X table entires used by port services must not exceed 31
* the MSI-X table entries used by port services must not exceed 31
*/
#define PCIE_PORT_MAX_MSIX_ENTRIES 32

4
drivers/pci/pcie/portdrv_bus.c
View File

@ -18,8 +18,8 @@
static int pcie_port_bus_match(struct device *dev, struct device_driver *drv);
struct bus_type pcie_port_bus_type = {
.name = "pci_express",
.match = pcie_port_bus_match,
.name = "pci_express",
.match = pcie_port_bus_match,
};
EXPORT_SYMBOL_GPL(pcie_port_bus_type);

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

@ -46,7 +46,7 @@ static void release_pcie_device(struct device *dev)
* pcie_port_msix_add_entry - add entry to given array of MSI-X entries
* @entries: Array of MSI-X entries
* @new_entry: Index of the entry to add to the array
* @nr_entries: Number of entries aleady in the array
* @nr_entries: Number of entries already in the array
*
* Return value: Position of the added entry in the array
*/

6
drivers/pci/pcie/portdrv_pci.c
View File

@ -390,9 +390,9 @@ static struct pci_driver pcie_portdriver = {
.probe = pcie_portdrv_probe,
.remove = pcie_portdrv_remove,
.err_handler = &pcie_portdrv_err_handler,
.err_handler = &pcie_portdrv_err_handler,
.driver.pm = PCIE_PORTDRV_PM_OPS,
.driver.pm = PCIE_PORTDRV_PM_OPS,
};
static int __init dmi_pcie_pme_disable_msi(const struct dmi_system_id *d)
@ -412,7 +412,7 @@ static struct dmi_system_id __initdata pcie_portdrv_dmi_table[] = {
.ident = "MSI Wind U-100",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR,
"MICRO-STAR INTERNATIONAL CO., LTD"),
"MICRO-STAR INTERNATIONAL CO., LTD"),
DMI_MATCH(DMI_PRODUCT_NAME, "U-100"),
},
},

10
drivers/pci/probe.c
View File

@ -582,7 +582,7 @@ static enum pci_bus_speed agp_speed(int agp3, int agpstat)
index = 1;
else
goto out;
if (agp3) {
index += 2;
if (index == 5)
@ -789,7 +789,7 @@ int pci_scan_bridge(struct pci_bus *bus, struct pci_dev *dev, int max, int pass)
}
/* Disable MasterAbortMode during probing to avoid reporting
of bus errors (in some architectures) */
of bus errors (in some architectures) */
pci_read_config_word(dev, PCI_BRIDGE_CONTROL, &bctl);
pci_write_config_word(dev, PCI_BRIDGE_CONTROL,
bctl & ~PCI_BRIDGE_CTL_MASTER_ABORT);
@ -1005,7 +1005,7 @@ void set_pcie_hotplug_bridge(struct pci_dev *pdev)
* pci_setup_device - fill in class and map information of a device
* @dev: the device structure to fill
*
* Initialize the device structure with information about the device's
* Initialize the device structure with information about the device's
* vendor,class,memory and IO-space addresses,IRQ lines etc.
* Called at initialisation of the PCI subsystem and by CardBus services.
* Returns 0 on success and negative if unknown type of device (not normal,
@ -1111,7 +1111,7 @@ int pci_setup_device(struct pci_dev *dev)
goto bad;
/* The PCI-to-PCI bridge spec requires that subtractive
decoding (i.e. transparent) bridge must have programming
interface code of 0x01. */
interface code of 0x01. */
pci_read_irq(dev);
dev->transparent = ((dev->class & 0xff) == 1);
pci_read_bases(dev, 2, PCI_ROM_ADDRESS1);
@ -1570,7 +1570,7 @@ static void pcie_write_mrrs(struct pci_dev *dev)
* subsequent read will verify if the value is acceptable or not.
* If the MRRS value provided is not acceptable (e.g., too large),
* shrink the value until it is acceptable to the HW.
*/
*/
while (mrrs != pcie_get_readrq(dev) && mrrs >= 128) {
rc = pcie_set_readrq(dev, mrrs);
if (!rc)

2
drivers/pci/proc.c
View File

@ -222,7 +222,7 @@ static long proc_bus_pci_ioctl(struct file *file, unsigned int cmd,
default:
ret = -EINVAL;
break;
};
}
return ret;
}

104
drivers/pci/quirks.c
View File

@ -55,7 +55,7 @@ static void quirk_mellanox_tavor(struct pci_dev *dev)
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_MELLANOX,PCI_DEVICE_ID_MELLANOX_TAVOR,quirk_mellanox_tavor);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_MELLANOX,PCI_DEVICE_ID_MELLANOX_TAVOR_BRIDGE,quirk_mellanox_tavor);
/* Deal with broken BIOS'es that neglect to enable passive release,
/* Deal with broken BIOSes that neglect to enable passive release,
which can cause problems in combination with the 82441FX/PPro MTRRs */
static void quirk_passive_release(struct pci_dev *dev)
{
@ -78,11 +78,11 @@ DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82441, quirk_p
/* The VIA VP2/VP3/MVP3 seem to have some 'features'. There may be a workaround
but VIA don't answer queries. If you happen to have good contacts at VIA
ask them for me please -- Alan
This appears to be BIOS not version dependent. So presumably there is a
ask them for me please -- Alan
This appears to be BIOS not version dependent. So presumably there is a
chipset level fix */
static void quirk_isa_dma_hangs(struct pci_dev *dev)
{
if (!isa_dma_bridge_buggy) {
@ -97,7 +97,7 @@ static void quirk_isa_dma_hangs(struct pci_dev *dev)
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_0, quirk_isa_dma_hangs);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C596, quirk_isa_dma_hangs);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82371SB_0, quirk_isa_dma_hangs);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1533, quirk_isa_dma_hangs);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1533, quirk_isa_dma_hangs);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NEC, PCI_DEVICE_ID_NEC_CBUS_1, quirk_isa_dma_hangs);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NEC, PCI_DEVICE_ID_NEC_CBUS_2, quirk_isa_dma_hangs);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NEC, PCI_DEVICE_ID_NEC_CBUS_3, quirk_isa_dma_hangs);
@ -157,10 +157,10 @@ static void quirk_triton(struct pci_dev *dev)
pci_pci_problems |= PCIPCI_TRITON;
}
}
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82437, quirk_triton);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82437VX, quirk_triton);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82439, quirk_triton);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82439TX, quirk_triton);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82437, quirk_triton);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82437VX, quirk_triton);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82439, quirk_triton);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82439TX, quirk_triton);
/*
* VIA Apollo KT133 needs PCI latency patch
@ -171,7 +171,7 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82439TX, quir
* the info on which Mr Breese based his work.
*
* Updated based on further information from the site and also on
* information provided by VIA
* information provided by VIA
*/
static void quirk_vialatency(struct pci_dev *dev)
{
@ -179,7 +179,7 @@ static void quirk_vialatency(struct pci_dev *dev)
u8 busarb;
/* Ok we have a potential problem chipset here. Now see if we have
a buggy southbridge */
p = pci_get_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686, NULL);
if (p!=NULL) {
/* 0x40 - 0x4f == 686B, 0x10 - 0x2f == 686A; thanks Dan Hollis */
@ -194,9 +194,9 @@ static void quirk_vialatency(struct pci_dev *dev)
if (p->revision < 0x10 || p->revision > 0x12)
goto exit;
}
/*
* Ok we have the problem. Now set the PCI master grant to
* Ok we have the problem. Now set the PCI master grant to
* occur every master grant. The apparent bug is that under high
* PCI load (quite common in Linux of course) you can get data
* loss when the CPU is held off the bus for 3 bus master requests
@ -209,7 +209,7 @@ static void quirk_vialatency(struct pci_dev *dev)
*/
pci_read_config_byte(dev, 0x76, &busarb);
/* Set bit 4 and bi 5 of byte 76 to 0x01
/* Set bit 4 and bi 5 of byte 76 to 0x01
"Master priority rotation on every PCI master grant */
busarb &= ~(1<<5);
busarb |= (1<<4);
@ -252,7 +252,7 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C576, quirk_vsfx)
* that DMA to AGP space. Latency must be set to 0xA and triton
* workaround applied too
* [Info kindly provided by ALi]
*/
*/
static void quirk_alimagik(struct pci_dev *dev)
{
if ((pci_pci_problems&PCIPCI_ALIMAGIK)==0) {
@ -260,8 +260,8 @@ static void quirk_alimagik(struct pci_dev *dev)
pci_pci_problems |= PCIPCI_ALIMAGIK|PCIPCI_TRITON;
}
}
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1647, quirk_alimagik);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1651, quirk_alimagik);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1647, quirk_alimagik);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1651, quirk_alimagik);
/*
* Natoma has some interesting boundary conditions with Zoran stuff
@ -274,12 +274,12 @@ static void quirk_natoma(struct pci_dev *dev)
pci_pci_problems |= PCIPCI_NATOMA;
}
}
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82441, quirk_natoma);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82443LX_0, quirk_natoma);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82443LX_1, quirk_natoma);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82443BX_0, quirk_natoma);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82443BX_1, quirk_natoma);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82443BX_2, quirk_natoma);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82441, quirk_natoma);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82443LX_0, quirk_natoma);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82443LX_1, quirk_natoma);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82443BX_0, quirk_natoma);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82443BX_1, quirk_natoma);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82443BX_2, quirk_natoma);
/*
* This chip can cause PCI parity errors if config register 0xA0 is read
@ -400,7 +400,7 @@ static void piix4_io_quirk(struct pci_dev *dev, const char *name, unsigned int p
/*
* For now we only print it out. Eventually we'll want to
* reserve it (at least if it's in the 0x1000+ range), but
* let's get enough confirmation reports first.
* let's get enough confirmation reports first.
*/
base &= -size;
dev_info(&dev->dev, "%s PIO at %04x-%04x\n", name, base, base + size - 1);
@ -425,7 +425,7 @@ static void piix4_mem_quirk(struct pci_dev *dev, const char *name, unsigned int
}
/*
* For now we only print it out. Eventually we'll want to
* reserve it, but let's get enough confirmation reports first.
* reserve it, but let's get enough confirmation reports first.
*/
base &= -size;
dev_info(&dev->dev, "%s MMIO at %04x-%04x\n", name, base, base + size - 1);
@ -682,7 +682,7 @@ static void quirk_xio2000a(struct pci_dev *dev)
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_XIO2000A,
quirk_xio2000a);
#ifdef CONFIG_X86_IO_APIC
#ifdef CONFIG_X86_IO_APIC
#include <asm/io_apic.h>
@ -696,12 +696,12 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_XIO2000A,
static void quirk_via_ioapic(struct pci_dev *dev)
{
u8 tmp;
if (nr_ioapics < 1)
tmp = 0; /* nothing routed to external APIC */
else
tmp = 0x1f; /* all known bits (4-0) routed to external APIC */
dev_info(&dev->dev, "%sbling VIA external APIC routing\n",
tmp == 0 ? "Disa" : "Ena");
@ -712,7 +712,7 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686, quirk_via_i
DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686, quirk_via_ioapic);
/*
* VIA 8237: Some BIOSs don't set the 'Bypass APIC De-Assert Message' Bit.
* VIA 8237: Some BIOSes don't set the 'Bypass APIC De-Assert Message' Bit.
* This leads to doubled level interrupt rates.
* Set this bit to get rid of cycle wastage.
* Otherwise uncritical.
@ -986,7 +986,7 @@ DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_CYRIX, PCI_DEVICE_ID_CYRIX_PCI_MASTER, qu
static void quirk_disable_pxb(struct pci_dev *pdev)
{
u16 config;
if (pdev->revision != 0x04) /* Only C0 requires this */
return;
pci_read_config_word(pdev, 0x40, &config);
@ -1094,11 +1094,11 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82375, quirk_e
* On ASUS P4B boards, the SMBus PCI Device within the ICH2/4 southbridge
* is not activated. The myth is that Asus said that they do not want the
* users to be irritated by just another PCI Device in the Win98 device
* manager. (see the file prog/hotplug/README.p4b in the lm_sensors
* manager. (see the file prog/hotplug/README.p4b in the lm_sensors
* package 2.7.0 for details)
*
* The SMBus PCI Device can be activated by setting a bit in the ICH LPC
* bridge. Unfortunately, this device has no subvendor/subdevice ID. So it
* The SMBus PCI Device can be activated by setting a bit in the ICH LPC
* bridge. Unfortunately, this device has no subvendor/subdevice ID. So it
* becomes necessary to do this tweak in two steps -- the chosen trigger
* is either the Host bridge (preferred) or on-board VGA controller.
*
@ -1253,7 +1253,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82815_CGC, asu
static void asus_hides_smbus_lpc(struct pci_dev *dev)
{
u16 val;
if (likely(!asus_hides_smbus))
return;
@ -1640,8 +1640,8 @@ static void quirk_disable_intel_boot_interrupt(struct pci_dev *dev)
dev_info(&dev->dev, "disabled boot interrupts on device [%04x:%04x]\n",
dev->vendor, dev->device);
}
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ESB_10, quirk_disable_intel_boot_interrupt);
DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ESB_10, quirk_disable_intel_boot_interrupt);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ESB_10, quirk_disable_intel_boot_interrupt);
DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ESB_10, quirk_disable_intel_boot_interrupt);
/*
* disable boot interrupts on HT-1000
@ -1673,8 +1673,8 @@ static void quirk_disable_broadcom_boot_interrupt(struct pci_dev *dev)
dev_info(&dev->dev, "disabled boot interrupts on device [%04x:%04x]\n",
dev->vendor, dev->device);
}
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_HT1000SB, quirk_disable_broadcom_boot_interrupt);
DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_HT1000SB, quirk_disable_broadcom_boot_interrupt);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_HT1000SB, quirk_disable_broadcom_boot_interrupt);
DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_HT1000SB, quirk_disable_broadcom_boot_interrupt);
/*
* disable boot interrupts on AMD and ATI chipsets
@ -1730,8 +1730,8 @@ static void quirk_disable_amd_8111_boot_interrupt(struct pci_dev *dev)
dev_info(&dev->dev, "disabled boot interrupts on device [%04x:%04x]\n",
dev->vendor, dev->device);
}
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8111_SMBUS, quirk_disable_amd_8111_boot_interrupt);
DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8111_SMBUS, quirk_disable_amd_8111_boot_interrupt);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8111_SMBUS, quirk_disable_amd_8111_boot_interrupt);
DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8111_SMBUS, quirk_disable_amd_8111_boot_interrupt);
#endif /* CONFIG_X86_IO_APIC */
/*
@ -2127,8 +2127,8 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_PLX, 0x8624, quirk_tile_plx_gen1);
#ifdef CONFIG_PCI_MSI
/* Some chipsets do not support MSI. We cannot easily rely on setting
* PCI_BUS_FLAGS_NO_MSI in its bus flags because there are actually
* some other busses controlled by the chipset even if Linux is not
* aware of it. Instead of setting the flag on all busses in the
* some other buses controlled by the chipset even if Linux is not
* aware of it. Instead of setting the flag on all buses in the
* machine, simply disable MSI globally.
*/
static void quirk_disable_all_msi(struct pci_dev *dev)
@ -2288,14 +2288,14 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_NVIDIA,
nvenet_msi_disable);
/*
* Some versions of the MCP55 bridge from nvidia have a legacy irq routing
* config register. This register controls the routing of legacy interrupts
* from devices that route through the MCP55. If this register is misprogramed
* interrupts are only sent to the bsp, unlike conventional systems where the
* irq is broadxast to all online cpus. Not having this register set
* properly prevents kdump from booting up properly, so lets make sure that
* we have it set correctly.
* Note this is an undocumented register.
* Some versions of the MCP55 bridge from Nvidia have a legacy IRQ routing
* config register. This register controls the routing of legacy
* interrupts from devices that route through the MCP55. If this register
* is misprogrammed, interrupts are only sent to the BSP, unlike
* conventional systems where the IRQ is broadcast to all online CPUs. Not
* having this register set properly prevents kdump from booting up
* properly, so let's make sure that we have it set correctly.
* Note that this is an undocumented register.
*/
static void nvbridge_check_legacy_irq_routing(struct pci_dev *dev)
{
@ -2626,7 +2626,7 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATTANSIC, 0xe091,
/* Allow manual resource allocation for PCI hotplug bridges
* via pci=hpmemsize=nnM and pci=hpiosize=nnM parameters. For
* some PCI-PCI hotplug bridges, like PLX 6254 (former HINT HB6),
* kernel fails to allocate resources when hotplug device is
* kernel fails to allocate resources when hotplug device is
* inserted and PCI bus is rescanned.
*/
static void quirk_hotplug_bridge(struct pci_dev *dev)

2
drivers/pci/remove.c
View File

@ -7,7 +7,7 @@ static void pci_free_resources(struct pci_dev *dev)
{
int i;
msi_remove_pci_irq_vectors(dev);
msi_remove_pci_irq_vectors(dev);
pci_cleanup_rom(dev);
for (i = 0; i < PCI_NUM_RESOURCES; i++) {

12
drivers/pci/search.c
View File

@ -1,5 +1,5 @@
/*
* PCI searching functions.
* PCI searching functions.
*
* Copyright (C) 1993 -- 1997 Drew Eckhardt, Frederic Potter,
* David Mosberger-Tang
@ -96,12 +96,12 @@ struct pci_bus * pci_find_bus(int domain, int busnr)
* pci_find_next_bus - begin or continue searching for a PCI bus
* @from: Previous PCI bus found, or %NULL for new search.
*
* Iterates through the list of known PCI busses. A new search is
* Iterates through the list of known PCI buses. A new search is
* initiated by passing %NULL as the @from argument. Otherwise if
* @from is not %NULL, searches continue from next device on the
* global list.
*/
struct pci_bus *
struct pci_bus *
pci_find_next_bus(const struct pci_bus *from)
{
struct list_head *n;
@ -119,11 +119,11 @@ pci_find_next_bus(const struct pci_bus *from)
/**
* pci_get_slot - locate PCI device for a given PCI slot
* @bus: PCI bus on which desired PCI device resides
* @devfn: encodes number of PCI slot in which the desired PCI
* device resides and the logical device number within that slot
* @devfn: encodes number of PCI slot in which the desired PCI
* device resides and the logical device number within that slot
* in case of multi-function devices.
*
* Given a PCI bus and slot/function number, the desired PCI device
* Given a PCI bus and slot/function number, the desired PCI device
* is located in the list of PCI devices.
* If the device is found, its reference count is increased and this
* function returns a pointer to its data structure. The caller must

18
drivers/pci/setup-bus.c
View File

@ -292,8 +292,8 @@ static void assign_requested_resources_sorted(struct list_head *head,
(!(res->flags & IORESOURCE_ROM_ENABLE))))
add_to_list(fail_head,
dev_res->dev, res,
0 /* dont care */,
0 /* dont care */);
0 /* don't care */,
0 /* don't care */);
}
reset_resource(res);
}
@ -667,9 +667,9 @@ static void pci_bridge_check_ranges(struct pci_bus *bus)
if (!io) {
pci_write_config_word(bridge, PCI_IO_BASE, 0xf0f0);
pci_read_config_word(bridge, PCI_IO_BASE, &io);
pci_write_config_word(bridge, PCI_IO_BASE, 0x0);
}
if (io)
pci_write_config_word(bridge, PCI_IO_BASE, 0x0);
}
if (io)
b_res[0].flags |= IORESOURCE_IO;
/* DECchip 21050 pass 2 errata: the bridge may miss an address
disconnect boundary by one PCI data phase.
@ -819,7 +819,7 @@ static void pbus_size_io(struct pci_bus *bus, resource_size_t min_size,
resource_size_t min_align, align;
if (!b_res)
return;
return;
min_align = window_alignment(bus, IORESOURCE_IO);
list_for_each_entry(dev, &bus->devices, bus_list) {
@ -950,7 +950,7 @@ static int pbus_size_mem(struct pci_bus *bus, unsigned long mask,
if (realloc_head && i >= PCI_IOV_RESOURCES &&
i <= PCI_IOV_RESOURCE_END) {
r->end = r->start - 1;
add_to_list(realloc_head, dev, r, r_size, 0/* dont' care */);
add_to_list(realloc_head, dev, r, r_size, 0/* don't care */);
children_add_size += r_size;
continue;
}
@ -1456,8 +1456,8 @@ static enum enable_type pci_realloc_detect(struct pci_bus *bus,
/*
* first try will not touch pci bridge res
* second and later try will clear small leaf bridge res
* will stop till to the max deepth if can not find good one
* second and later try will clear small leaf bridge res
* will stop till to the max depth if can not find good one
*/
void pci_assign_unassigned_root_bus_resources(struct pci_bus *bus)
{

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

@ -159,7 +159,7 @@ resource_size_t __weak pcibios_retrieve_fw_addr(struct pci_dev *dev, int idx)
return 0;
}
static int pci_revert_fw_address(struct resource *res, struct pci_dev *dev,
static int pci_revert_fw_address(struct resource *res, struct pci_dev *dev,
int resno, resource_size_t size)
{
struct resource *root, *conflict;

2
drivers/pci/slot.c
View File

@ -53,7 +53,7 @@ static ssize_t address_read_file(struct pci_slot *slot, char *buf)
static const char *pci_bus_speed_strings[] = {
"33 MHz PCI", /* 0x00 */
"66 MHz PCI", /* 0x01 */
"66 MHz PCI-X", /* 0x02 */
"66 MHz PCI-X", /* 0x02 */
"100 MHz PCI-X", /* 0x03 */
"133 MHz PCI-X", /* 0x04 */
NULL, /* 0x05 */

2
drivers/pci/syscall.c
View File

@ -44,7 +44,7 @@ SYSCALL_DEFINE5(pciconfig_read, unsigned long, bus, unsigned long, dfn,
default:
err = -EINVAL;
goto error;
};
}
err = -EIO;
if (cfg_ret != PCIBIOS_SUCCESSFUL)

10
include/linux/msi.h
View File

@ -26,11 +26,11 @@ struct msi_desc {
struct {
__u8 is_msix : 1;
__u8 multiple: 3; /* log2 number of messages */
__u8 maskbit : 1; /* mask-pending bit supported ? */
__u8 is_64 : 1; /* Address size: 0=32bit 1=64bit */
__u8 pos; /* Location of the msi capability */
__u16 entry_nr; /* specific enabled entry */
unsigned default_irq; /* default pre-assigned irq */
__u8 maskbit : 1; /* mask-pending bit supported ? */
__u8 is_64 : 1; /* Address size: 0=32bit 1=64bit */
__u8 pos; /* Location of the msi capability */
__u16 entry_nr; /* specific enabled entry */
unsigned default_irq; /* default pre-assigned irq */
} msi_attrib;
u32 masked; /* mask bits */

55
include/linux/pci.h
View File

@ -32,7 +32,6 @@
#include <linux/irqreturn.h>
#include <uapi/linux/pci.h>
/* Include the ID list */
#include <linux/pci_ids.h>
/*
@ -42,9 +41,10 @@
*
* 7:3 = slot
* 2:0 = function
* PCI_DEVFN(), PCI_SLOT(), and PCI_FUNC() are defined uapi/linux/pci.h
*
* PCI_DEVFN(), PCI_SLOT(), and PCI_FUNC() are defined in uapi/linux/pci.h.
* In the interest of not exposing interfaces to user-space unnecessarily,
* the following kernel only defines are being added here.
* the following kernel-only defines are being added here.
*/
#define PCI_DEVID(bus, devfn) ((((u16)bus) << 8) | devfn)
/* return bus from PCI devid = ((u16)bus_number) << 8) | devfn */
@ -153,10 +153,10 @@ enum pcie_reset_state {
/* Reset is NOT asserted (Use to deassert reset) */
pcie_deassert_reset = (__force pcie_reset_state_t) 1,
/* Use #PERST to reset PCI-E device */
/* Use #PERST to reset PCIe device */
pcie_warm_reset = (__force pcie_reset_state_t) 2,
/* Use PCI-E Hot Reset to reset device */
/* Use PCIe Hot Reset to reset device */
pcie_hot_reset = (__force pcie_reset_state_t) 3
};
@ -259,13 +259,13 @@ struct pci_dev {
unsigned int class; /* 3 bytes: (base,sub,prog-if) */
u8 revision; /* PCI revision, low byte of class word */
u8 hdr_type; /* PCI header type (`multi' flag masked out) */
u8 pcie_cap; /* PCI-E capability offset */
u8 pcie_cap; /* PCIe capability offset */
u8 msi_cap; /* MSI capability offset */
u8 msix_cap; /* MSI-X capability offset */
u8 pcie_mpss:3; /* PCI-E Max Payload Size Supported */
u8 pcie_mpss:3; /* PCIe Max Payload Size Supported */
u8 rom_base_reg; /* which config register controls the ROM */
u8 pin; /* which interrupt pin this device uses */
u16 pcie_flags_reg; /* cached PCI-E Capabilities Register */
u8 pin; /* which interrupt pin this device uses */
u16 pcie_flags_reg; /* cached PCIe Capabilities Register */
struct pci_driver *driver; /* which driver has allocated this device */
u64 dma_mask; /* Mask of the bits of bus address this
@ -300,7 +300,7 @@ struct pci_dev {
unsigned int d3cold_delay; /* D3cold->D0 transition time in ms */
#ifdef CONFIG_PCIEASPM
struct pcie_link_state *link_state; /* ASPM link state. */
struct pcie_link_state *link_state; /* ASPM link state */
#endif
pci_channel_state_t error_state; /* current connectivity state */
@ -317,7 +317,7 @@ struct pci_dev {
bool match_driver; /* Skip attaching driver */
/* These fields are used by common fixups */
unsigned int transparent:1; /* Transparent PCI bridge */
unsigned int transparent:1; /* Subtractive decode PCI bridge */
unsigned int multifunction:1;/* Part of multi-function device */
/* keep track of device state */
unsigned int is_added:1;
@ -326,7 +326,7 @@ struct pci_dev {
unsigned int block_cfg_access:1; /* config space access is blocked */
unsigned int broken_parity_status:1; /* Device generates false positive parity */
unsigned int irq_reroute_variant:2; /* device needs IRQ rerouting variant */
unsigned int msi_enabled:1;
unsigned int msi_enabled:1;
unsigned int msix_enabled:1;
unsigned int ari_enabled:1; /* ARI forwarding */
unsigned int is_managed:1;
@ -371,7 +371,6 @@ static inline struct pci_dev *pci_physfn(struct pci_dev *dev)
if (dev->is_virtfn)
dev = dev->physfn;
#endif
return dev;
}
@ -456,7 +455,7 @@ struct pci_bus {
char name[48];
unsigned short bridge_ctl; /* manage NO_ISA/FBB/et al behaviors */
pci_bus_flags_t bus_flags; /* Inherited by child busses */
pci_bus_flags_t bus_flags; /* inherited by child buses */
struct device *bridge;
struct device dev;
struct bin_attribute *legacy_io; /* legacy I/O for this bus */
@ -468,7 +467,7 @@ struct pci_bus {
#define to_pci_bus(n) container_of(n, struct pci_bus, dev)
/*
* Returns true if the pci bus is root (behind host-pci bridge),
* Returns true if the PCI bus is root (behind host-PCI bridge),
* false otherwise
*
* Some code assumes that "bus->self == NULL" means that bus is a root bus.
@ -510,7 +509,7 @@ static inline bool pci_dev_msi_enabled(struct pci_dev *pci_dev) { return false;
#define PCIBIOS_BUFFER_TOO_SMALL 0x89
/*
* Translate above to generic errno for passing back through non-pci.
* Translate above to generic errno for passing back through non-PCI code.
*/
static inline int pcibios_err_to_errno(int err)
{
@ -561,11 +560,12 @@ struct pci_dynids {
struct list_head list; /* for IDs added at runtime */
};
/* ---------------------------------------------------------------- */
/** PCI Error Recovery System (PCI-ERS). If a PCI device driver provides
* a set of callbacks in struct pci_error_handlers, then that device driver
* will be notified of PCI bus errors, and will be driven to recovery
* when an error occurs.
/*
* PCI Error Recovery System (PCI-ERS). If a PCI device driver provides
* a set of callbacks in struct pci_error_handlers, that device driver
* will be notified of PCI bus errors, and will be driven to recovery
* when an error occurs.
*/
typedef unsigned int __bitwise pci_ers_result_t;
@ -609,7 +609,6 @@ struct pci_error_handlers {
void (*resume)(struct pci_dev *dev);
};
/* ---------------------------------------------------------------- */
struct module;
struct pci_driver {
@ -713,10 +712,10 @@ extern enum pcie_bus_config_types pcie_bus_config;
extern struct bus_type pci_bus_type;
/* Do NOT directly access these two variables, unless you are arch specific pci
* code, or pci core code. */
/* Do NOT directly access these two variables, unless you are arch-specific PCI
* code, or PCI core code. */
extern struct list_head pci_root_buses; /* list of all known PCI buses */
/* Some device drivers need know if pci is initiated */
/* Some device drivers need know if PCI is initiated */
int no_pci_devices(void);
void pcibios_resource_survey_bus(struct pci_bus *bus);
@ -724,7 +723,7 @@ void pcibios_add_bus(struct pci_bus *bus);
void pcibios_remove_bus(struct pci_bus *bus);
void pcibios_fixup_bus(struct pci_bus *);
int __must_check pcibios_enable_device(struct pci_dev *, int mask);
/* Architecture specific versions may override this (weak) */
/* Architecture-specific versions may override this (weak) */
char *pcibios_setup(char *str);
/* Used only when drivers/pci/setup.c is used */
@ -1258,7 +1257,7 @@ void pci_cfg_access_unlock(struct pci_dev *dev);
/*
* PCI domain support. Sometimes called PCI segment (eg by ACPI),
* a PCI domain is defined to be a set of PCI busses which share
* a PCI domain is defined to be a set of PCI buses which share
* configuration space.
*/
#ifdef CONFIG_PCI_DOMAINS
@ -1672,7 +1671,7 @@ extern u8 pci_cache_line_size;
extern unsigned long pci_hotplug_io_size;
extern unsigned long pci_hotplug_mem_size;
/* Architecture specific versions may override these (weak) */
/* Architecture-specific versions may override these (weak) */
int pcibios_add_platform_entries(struct pci_dev *dev);
void pcibios_disable_device(struct pci_dev *dev);
void pcibios_set_master(struct pci_dev *dev);

5
include/linux/pci_hotplug.h
View File

@ -39,8 +39,8 @@
* @hardware_test: Called to run a specified hardware test on the specified
* slot.
* @get_power_status: Called to get the current power status of a slot.
* If this field is NULL, the value passed in the struct hotplug_slot_info
* will be used when this value is requested by a user.
* If this field is NULL, the value passed in the struct hotplug_slot_info
* will be used when this value is requested by a user.
* @get_attention_status: Called to get the current attention status of a slot.
* If this field is NULL, the value passed in the struct hotplug_slot_info
* will be used when this value is requested by a user.
@ -191,4 +191,3 @@ static inline int pci_get_hp_params(struct pci_dev *dev,
void pci_configure_slot(struct pci_dev *dev);
#endif

2
include/linux/pcieport_if.h
View File

@ -23,7 +23,7 @@
#define PCIE_PORT_SERVICE_VC (1 << PCIE_PORT_SERVICE_VC_SHIFT)
struct pcie_device {
int irq; /* Service IRQ/MSI/MSI-X Vector */
int irq; /* Service IRQ/MSI/MSI-X Vector */
struct pci_dev *port; /* Root/Upstream/Downstream Port */
u32 service; /* Port service this device represents */
void *priv_data; /* Service Private Data */

72
include/uapi/linux/pci_regs.h
View File

@ -13,10 +13,10 @@
* PCI to PCI Bridge Specification
* PCI System Design Guide
*
* For hypertransport information, please consult the following manuals
* from http://www.hypertransport.org
* For HyperTransport information, please consult the following manuals
* from http://www.hypertransport.org
*
* The Hypertransport I/O Link Specification
* The HyperTransport I/O Link Specification
*/
#ifndef LINUX_PCI_REGS_H
@ -37,7 +37,7 @@
#define PCI_COMMAND_INVALIDATE 0x10 /* Use memory write and invalidate */
#define PCI_COMMAND_VGA_PALETTE 0x20 /* Enable palette snooping */
#define PCI_COMMAND_PARITY 0x40 /* Enable parity checking */
#define PCI_COMMAND_WAIT 0x80 /* Enable address/data stepping */
#define PCI_COMMAND_WAIT 0x80 /* Enable address/data stepping */
#define PCI_COMMAND_SERR 0x100 /* Enable SERR */
#define PCI_COMMAND_FAST_BACK 0x200 /* Enable back-to-back writes */
#define PCI_COMMAND_INTX_DISABLE 0x400 /* INTx Emulation Disable */
@ -45,7 +45,7 @@
#define PCI_STATUS 0x06 /* 16 bits */
#define PCI_STATUS_INTERRUPT 0x08 /* Interrupt status */
#define PCI_STATUS_CAP_LIST 0x10 /* Support Capability List */
#define PCI_STATUS_66MHZ 0x20 /* Support 66 Mhz PCI 2.1 bus */
#define PCI_STATUS_66MHZ 0x20 /* Support 66 MHz PCI 2.1 bus */
#define PCI_STATUS_UDF 0x40 /* Support User Definable Features [obsolete] */
#define PCI_STATUS_FAST_BACK 0x80 /* Accept fast-back to back */
#define PCI_STATUS_PARITY 0x100 /* Detected parity error */
@ -205,14 +205,14 @@
#define PCI_CAP_ID_CHSWP 0x06 /* CompactPCI HotSwap */
#define PCI_CAP_ID_PCIX 0x07 /* PCI-X */
#define PCI_CAP_ID_HT 0x08 /* HyperTransport */
#define PCI_CAP_ID_VNDR 0x09 /* Vendor specific */
#define PCI_CAP_ID_VNDR 0x09 /* Vendor-Specific */
#define PCI_CAP_ID_DBG 0x0A /* Debug port */
#define PCI_CAP_ID_CCRC 0x0B /* CompactPCI Central Resource Control */
#define PCI_CAP_ID_SHPC 0x0C /* PCI Standard Hot-Plug Controller */
#define PCI_CAP_ID_SHPC 0x0C /* PCI Standard Hot-Plug Controller */
#define PCI_CAP_ID_SSVID 0x0D /* Bridge subsystem vendor/device ID */
#define PCI_CAP_ID_AGP3 0x0E /* AGP Target PCI-PCI bridge */
#define PCI_CAP_ID_SECDEV 0x0F /* Secure Device */
#define PCI_CAP_ID_EXP 0x10 /* PCI Express */
#define PCI_CAP_ID_EXP 0x10 /* PCI Express */
#define PCI_CAP_ID_MSIX 0x11 /* MSI-X */
#define PCI_CAP_ID_SATA 0x12 /* SATA Data/Index Conf. */
#define PCI_CAP_ID_AF 0x13 /* PCI Advanced Features */
@ -268,8 +268,8 @@
#define PCI_AGP_COMMAND_RQ_MASK 0xff000000 /* Master: Maximum number of requests */
#define PCI_AGP_COMMAND_SBA 0x0200 /* Sideband addressing enabled */
#define PCI_AGP_COMMAND_AGP 0x0100 /* Allow processing of AGP transactions */
#define PCI_AGP_COMMAND_64BIT 0x0020 /* Allow processing of 64-bit addresses */
#define PCI_AGP_COMMAND_FW 0x0010 /* Force FW transfers */
#define PCI_AGP_COMMAND_64BIT 0x0020 /* Allow processing of 64-bit addresses */
#define PCI_AGP_COMMAND_FW 0x0010 /* Force FW transfers */
#define PCI_AGP_COMMAND_RATE4 0x0004 /* Use 4x rate */
#define PCI_AGP_COMMAND_RATE2 0x0002 /* Use 2x rate */
#define PCI_AGP_COMMAND_RATE1 0x0001 /* Use 1x rate */
@ -321,7 +321,7 @@
#define PCI_MSIX_PBA_OFFSET 0xfffffff8 /* Offset into specified BAR */
#define PCI_CAP_MSIX_SIZEOF 12 /* size of MSIX registers */
/* MSI-X entry's format */
/* MSI-X Table entry format */
#define PCI_MSIX_ENTRY_SIZE 16
#define PCI_MSIX_ENTRY_LOWER_ADDR 0
#define PCI_MSIX_ENTRY_UPPER_ADDR 4
@ -372,7 +372,7 @@
#define PCI_X_CMD_SPLIT_16 0x0060 /* Max 16 */
#define PCI_X_CMD_SPLIT_32 0x0070 /* Max 32 */
#define PCI_X_CMD_MAX_SPLIT 0x0070 /* Max Outstanding Split Transactions */
#define PCI_X_CMD_VERSION(x) (((x) >> 12) & 3) /* Version */
#define PCI_X_CMD_VERSION(x) (((x) >> 12) & 3) /* Version */
#define PCI_X_STATUS 4 /* PCI-X capabilities */
#define PCI_X_STATUS_DEVFN 0x000000ff /* A copy of devfn */
#define PCI_X_STATUS_BUS 0x0000ff00 /* A copy of bus nr */
@ -407,8 +407,8 @@
/* PCI Bridge Subsystem ID registers */
#define PCI_SSVID_VENDOR_ID 4 /* PCI-Bridge subsystem vendor id register */
#define PCI_SSVID_DEVICE_ID 6 /* PCI-Bridge subsystem device id register */
#define PCI_SSVID_VENDOR_ID 4 /* PCI Bridge subsystem vendor ID */
#define PCI_SSVID_DEVICE_ID 6 /* PCI Bridge subsystem device ID */
/* PCI Express capability registers */
@ -484,12 +484,12 @@
#define PCI_EXP_LNKCTL_CLKREQ_EN 0x0100 /* Enable clkreq */
#define PCI_EXP_LNKCTL_HAWD 0x0200 /* Hardware Autonomous Width Disable */
#define PCI_EXP_LNKCTL_LBMIE 0x0400 /* Link Bandwidth Management Interrupt Enable */
#define PCI_EXP_LNKCTL_LABIE 0x0800 /* Lnk Autonomous Bandwidth Interrupt Enable */
#define PCI_EXP_LNKCTL_LABIE 0x0800 /* Link Autonomous Bandwidth Interrupt Enable */
#define PCI_EXP_LNKSTA 18 /* Link Status */
#define PCI_EXP_LNKSTA_CLS 0x000f /* Current Link Speed */
#define PCI_EXP_LNKSTA_CLS_2_5GB 0x0001 /* Current Link Speed 2.5GT/s */
#define PCI_EXP_LNKSTA_CLS_5_0GB 0x0002 /* Current Link Speed 5.0GT/s */
#define PCI_EXP_LNKSTA_NLW 0x03f0 /* Nogotiated Link Width */
#define PCI_EXP_LNKSTA_NLW 0x03f0 /* Negotiated Link Width */
#define PCI_EXP_LNKSTA_NLW_SHIFT 4 /* start of NLW mask in link status */
#define PCI_EXP_LNKSTA_LT 0x0800 /* Link Training */
#define PCI_EXP_LNKSTA_SLC 0x1000 /* Slot Clock Configuration */
@ -593,7 +593,7 @@
#define PCI_EXT_CAP_ID_MFVC 0x08 /* Multi-Function VC Capability */
#define PCI_EXT_CAP_ID_VC9 0x09 /* same as _VC */
#define PCI_EXT_CAP_ID_RCRB 0x0A /* Root Complex RB? */
#define PCI_EXT_CAP_ID_VNDR 0x0B /* Vendor Specific */
#define PCI_EXT_CAP_ID_VNDR 0x0B /* Vendor-Specific */
#define PCI_EXT_CAP_ID_CAC 0x0C /* Config Access - obsolete */
#define PCI_EXT_CAP_ID_ACS 0x0D /* Access Control Services */
#define PCI_EXT_CAP_ID_ARI 0x0E /* Alternate Routing ID */
@ -602,12 +602,12 @@
#define PCI_EXT_CAP_ID_MRIOV 0x11 /* Multi Root I/O Virtualization */
#define PCI_EXT_CAP_ID_MCAST 0x12 /* Multicast */
#define PCI_EXT_CAP_ID_PRI 0x13 /* Page Request Interface */
#define PCI_EXT_CAP_ID_AMD_XXX 0x14 /* reserved for AMD */
#define PCI_EXT_CAP_ID_REBAR 0x15 /* resizable BAR */
#define PCI_EXT_CAP_ID_DPA 0x16 /* dynamic power alloc */
#define PCI_EXT_CAP_ID_TPH 0x17 /* TPH request */
#define PCI_EXT_CAP_ID_LTR 0x18 /* latency tolerance reporting */
#define PCI_EXT_CAP_ID_SECPCI 0x19 /* Secondary PCIe */
#define PCI_EXT_CAP_ID_AMD_XXX 0x14 /* Reserved for AMD */
#define PCI_EXT_CAP_ID_REBAR 0x15 /* Resizable BAR */
#define PCI_EXT_CAP_ID_DPA 0x16 /* Dynamic Power Allocation */
#define PCI_EXT_CAP_ID_TPH 0x17 /* TPH Requester */
#define PCI_EXT_CAP_ID_LTR 0x18 /* Latency Tolerance Reporting */
#define PCI_EXT_CAP_ID_SECPCI 0x19 /* Secondary PCIe Capability */
#define PCI_EXT_CAP_ID_PMUX 0x1A /* Protocol Multiplexing */
#define PCI_EXT_CAP_ID_PASID 0x1B /* Process Address Space ID */
#define PCI_EXT_CAP_ID_MAX PCI_EXT_CAP_ID_PASID
@ -667,9 +667,9 @@
#define PCI_ERR_ROOT_COR_RCV 0x00000001 /* ERR_COR Received */
/* Multi ERR_COR Received */
#define PCI_ERR_ROOT_MULTI_COR_RCV 0x00000002
/* ERR_FATAL/NONFATAL Recevied */
/* ERR_FATAL/NONFATAL Received */
#define PCI_ERR_ROOT_UNCOR_RCV 0x00000004
/* Multi ERR_FATAL/NONFATAL Recevied */
/* Multi ERR_FATAL/NONFATAL Received */
#define PCI_ERR_ROOT_MULTI_UNCOR_RCV 0x00000008
#define PCI_ERR_ROOT_FIRST_FATAL 0x00000010 /* First Fatal */
#define PCI_ERR_ROOT_NONFATAL_RCV 0x00000020 /* Non-Fatal Received */
@ -678,7 +678,7 @@
/* Virtual Channel */
#define PCI_VC_PORT_REG1 4
#define PCI_VC_REG1_EVCC 0x7 /* extended vc count */
#define PCI_VC_REG1_EVCC 0x7 /* extended VC count */
#define PCI_VC_PORT_REG2 8
#define PCI_VC_REG2_32_PHASE 0x2
#define PCI_VC_REG2_64_PHASE 0x4
@ -711,7 +711,7 @@
#define PCI_VNDR_HEADER_LEN(x) (((x) >> 20) & 0xfff)
/*
* Hypertransport sub capability types
* HyperTransport sub capability types
*
* Unfortunately there are both 3 bit and 5 bit capability types defined
* in the HT spec, catering for that is a little messy. You probably don't
@ -739,8 +739,8 @@
#define HT_CAPTYPE_DIRECT_ROUTE 0xB0 /* Direct routing configuration */
#define HT_CAPTYPE_VCSET 0xB8 /* Virtual Channel configuration */
#define HT_CAPTYPE_ERROR_RETRY 0xC0 /* Retry on error configuration */
#define HT_CAPTYPE_GEN3 0xD0 /* Generation 3 hypertransport configuration */
#define HT_CAPTYPE_PM 0xE0 /* Hypertransport powermanagement configuration */
#define HT_CAPTYPE_GEN3 0xD0 /* Generation 3 HyperTransport configuration */
#define HT_CAPTYPE_PM 0xE0 /* HyperTransport power management configuration */
#define HT_CAP_SIZEOF_LONG 28 /* slave & primary */
#define HT_CAP_SIZEOF_SHORT 24 /* host & secondary */
@ -777,14 +777,14 @@
#define PCI_PRI_ALLOC_REQ 0x0c /* PRI max reqs allowed */
#define PCI_EXT_CAP_PRI_SIZEOF 16
/* PASID capability */
/* Process Address Space ID */
#define PCI_PASID_CAP 0x04 /* PASID feature register */
#define PCI_PASID_CAP_EXEC 0x02 /* Exec permissions Supported */
#define PCI_PASID_CAP_PRIV 0x04 /* Priviledge Mode Supported */
#define PCI_PASID_CAP_PRIV 0x04 /* Privilege Mode Supported */
#define PCI_PASID_CTRL 0x06 /* PASID control register */
#define PCI_PASID_CTRL_ENABLE 0x01 /* Enable bit */
#define PCI_PASID_CTRL_EXEC 0x02 /* Exec permissions Enable */
#define PCI_PASID_CTRL_PRIV 0x04 /* Priviledge Mode Enable */
#define PCI_PASID_CTRL_PRIV 0x04 /* Privilege Mode Enable */
#define PCI_EXT_CAP_PASID_SIZEOF 8
/* Single Root I/O Virtualization */
@ -839,22 +839,22 @@
#define PCI_ACS_CTRL 0x06 /* ACS Control Register */
#define PCI_ACS_EGRESS_CTL_V 0x08 /* ACS Egress Control Vector */
#define PCI_VSEC_HDR 4 /* extended cap - vendor specific */
#define PCI_VSEC_HDR 4 /* extended cap - vendor-specific */
#define PCI_VSEC_HDR_LEN_SHIFT 20 /* shift for length field */
/* sata capability */
/* SATA capability */
#define PCI_SATA_REGS 4 /* SATA REGs specifier */
#define PCI_SATA_REGS_MASK 0xF /* location - BAR#/inline */
#define PCI_SATA_REGS_INLINE 0xF /* REGS in config space */
#define PCI_SATA_SIZEOF_SHORT 8
#define PCI_SATA_SIZEOF_LONG 16
/* resizable BARs */
/* Resizable BARs */
#define PCI_REBAR_CTRL 8 /* control register */
#define PCI_REBAR_CTRL_NBAR_MASK (7 << 5) /* mask for # bars */
#define PCI_REBAR_CTRL_NBAR_SHIFT 5 /* shift for # bars */
/* dynamic power allocation */
/* Dynamic Power Allocation */
#define PCI_DPA_CAP 4 /* capability register */
#define PCI_DPA_CAP_SUBSTATE_MASK 0x1F /* # substates - 1 */
#define PCI_DPA_BASE_SIZEOF 16 /* size with 0 substates */