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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2008-03-04 16:37:10 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-03-04 16:37:10 -0800
commit12f981f9028da2402c236544c78b8378a278f830 (patch)
tree7983fdf95d77ad241e09db861bb90a629eee753f
parent10955d2251387df3997d8b9b6c572dfad9f23dd0 (diff)
parentc1ef5cbd03921047c2eafb998132e562043678a7 (diff)
downloadkernel-12f981f9028da2402c236544c78b8378a278f830.tar.gz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/pci-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/pci-2.6: pci: hotplug: pciehp: fix error code path in hpc_power_off_slot PCI: Add DECLARE_PCI_DEVICE_TABLE macro PCI: fix up error messages for pci_bus registering PCI: fix section mismatch warning in pci_scan_child_bus PCI: consolidate duplicated MSI enable functions PCI: use dev_printk in quirk messages
-rw-r--r--Documentation/pci.txt6
-rw-r--r--drivers/pci/bus.c10
-rw-r--r--drivers/pci/hotplug-pci.c2
-rw-r--r--drivers/pci/hotplug/acpiphp_glue.c2
-rw-r--r--drivers/pci/hotplug/cpci_hotplug_pci.c2
-rw-r--r--drivers/pci/hotplug/pciehp_hpc.c5
-rw-r--r--drivers/pci/hotplug/pciehp_pci.c2
-rw-r--r--drivers/pci/hotplug/shpchp_pci.c2
-rw-r--r--drivers/pci/probe.c8
-rw-r--r--drivers/pci/quirks.c41
-rw-r--r--include/linux/pci.h10
11 files changed, 40 insertions, 50 deletions
diff --git a/Documentation/pci.txt b/Documentation/pci.txt
index 72b20c639596..bb7bd27d4682 100644
--- a/Documentation/pci.txt
+++ b/Documentation/pci.txt
@@ -123,7 +123,8 @@ initialization with a pointer to a structure describing the driver
The ID table is an array of struct pci_device_id entries ending with an
-all-zero entry. Each entry consists of:
+all-zero entry; use of the macro DECLARE_PCI_DEVICE_TABLE is the preferred
+method of declaring the table. Each entry consists of:
vendor,device Vendor and device ID to match (or PCI_ANY_ID)
@@ -191,7 +192,8 @@ Tips on when/where to use the above attributes:
o Do not mark the struct pci_driver.
- o The ID table array should be marked __devinitdata.
+ o The ID table array should be marked __devinitconst; this is done
+ automatically if the table is declared with DECLARE_PCI_DEVICE_TABLE().
o The probe() and remove() functions should be marked __devinit
and __devexit respectively. All initialization functions
diff --git a/drivers/pci/bus.c b/drivers/pci/bus.c
index ef5a6a245f5f..6a9403d79e0c 100644
--- a/drivers/pci/bus.c
+++ b/drivers/pci/bus.c
@@ -145,13 +145,15 @@ void pci_bus_add_devices(struct pci_bus *bus)
child_bus = dev->subordinate;
child_bus->dev.parent = child_bus->bridge;
retval = device_register(&child_bus->dev);
- if (!retval)
+ if (retval)
+ dev_err(&dev->dev, "Error registering pci_bus,"
+ " continuing...\n");
+ else
retval = device_create_file(&child_bus->dev,
&dev_attr_cpuaffinity);
if (retval)
- dev_err(&dev->dev, "Error registering pci_bus"
- " device bridge symlink,"
- " continuing...\n");
+ dev_err(&dev->dev, "Error creating cpuaffinity"
+ " file, continuing...\n");
}
}
}
diff --git a/drivers/pci/hotplug-pci.c b/drivers/pci/hotplug-pci.c
index a590ef682153..4d4a64478404 100644
--- a/drivers/pci/hotplug-pci.c
+++ b/drivers/pci/hotplug-pci.c
@@ -4,7 +4,7 @@
#include "pci.h"
-unsigned int pci_do_scan_bus(struct pci_bus *bus)
+unsigned int __devinit pci_do_scan_bus(struct pci_bus *bus)
{
unsigned int max;
diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c
index cf22f9e01e00..5e50008d1181 100644
--- a/drivers/pci/hotplug/acpiphp_glue.c
+++ b/drivers/pci/hotplug/acpiphp_glue.c
@@ -1085,7 +1085,7 @@ static int acpiphp_bus_trim(acpi_handle handle)
* This function should be called per *physical slot*,
* not per each slot object in ACPI namespace.
*/
-static int enable_device(struct acpiphp_slot *slot)
+static int __ref enable_device(struct acpiphp_slot *slot)
{
struct pci_dev *dev;
struct pci_bus *bus = slot->bridge->pci_bus;
diff --git a/drivers/pci/hotplug/cpci_hotplug_pci.c b/drivers/pci/hotplug/cpci_hotplug_pci.c
index 5e9be44817cb..b3515fc4cd38 100644
--- a/drivers/pci/hotplug/cpci_hotplug_pci.c
+++ b/drivers/pci/hotplug/cpci_hotplug_pci.c
@@ -250,7 +250,7 @@ int cpci_led_off(struct slot* slot)
* Device configuration functions
*/
-int cpci_configure_slot(struct slot* slot)
+int __ref cpci_configure_slot(struct slot *slot)
{
struct pci_bus *parent;
int fn;
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index 6eba9b2cfb90..698975a6a21c 100644
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -711,7 +711,8 @@ static int hpc_power_off_slot(struct slot * slot)
retval = pcie_write_cmd(slot, slot_cmd, cmd_mask);
if (retval) {
err("%s: Write command failed!\n", __FUNCTION__);
- return -1;
+ retval = -1;
+ goto out;
}
dbg("%s: SLOTCTRL %x write cmd %x\n",
__FUNCTION__, ctrl->cap_base + SLOTCTRL, slot_cmd);
@@ -722,7 +723,7 @@ static int hpc_power_off_slot(struct slot * slot)
* removed from the slot/adapter.
*/
msleep(1000);
-
+ out:
if (changed)
pcie_unmask_bad_dllp(ctrl);
diff --git a/drivers/pci/hotplug/pciehp_pci.c b/drivers/pci/hotplug/pciehp_pci.c
index dd50713966d1..9372a840b63d 100644
--- a/drivers/pci/hotplug/pciehp_pci.c
+++ b/drivers/pci/hotplug/pciehp_pci.c
@@ -167,7 +167,7 @@ static void program_fw_provided_values(struct pci_dev *dev)
}
}
-static int pciehp_add_bridge(struct pci_dev *dev)
+static int __ref pciehp_add_bridge(struct pci_dev *dev)
{
struct pci_bus *parent = dev->bus;
int pass, busnr, start = parent->secondary;
diff --git a/drivers/pci/hotplug/shpchp_pci.c b/drivers/pci/hotplug/shpchp_pci.c
index 0a6b25ef194c..a69a21520895 100644
--- a/drivers/pci/hotplug/shpchp_pci.c
+++ b/drivers/pci/hotplug/shpchp_pci.c
@@ -96,7 +96,7 @@ static void program_fw_provided_values(struct pci_dev *dev)
}
}
-int shpchp_configure_device(struct slot *p_slot)
+int __ref shpchp_configure_device(struct slot *p_slot)
{
struct pci_dev *dev;
struct pci_bus *parent = p_slot->ctrl->pci_dev->subordinate;
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 4d23b9fb551b..2db2e4bb0d1e 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -286,7 +286,7 @@ static void pci_read_bases(struct pci_dev *dev, unsigned int howmany, int rom)
}
}
-void pci_read_bridge_bases(struct pci_bus *child)
+void __devinit pci_read_bridge_bases(struct pci_bus *child)
{
struct pci_dev *dev = child->self;
u8 io_base_lo, io_limit_lo;
@@ -472,7 +472,7 @@ static void pci_fixup_parent_subordinate_busnr(struct pci_bus *child, int max)
* them, we proceed to assigning numbers to the remaining buses in
* order to avoid overlaps between old and new bus numbers.
*/
-int pci_scan_bridge(struct pci_bus *bus, struct pci_dev * dev, int max, int pass)
+int __devinit pci_scan_bridge(struct pci_bus *bus, struct pci_dev *dev, int max, int pass)
{
struct pci_bus *child;
int is_cardbus = (dev->hdr_type == PCI_HEADER_TYPE_CARDBUS);
@@ -1008,7 +1008,7 @@ int pci_scan_slot(struct pci_bus *bus, int devfn)
return nr;
}
-unsigned int pci_scan_child_bus(struct pci_bus *bus)
+unsigned int __devinit pci_scan_child_bus(struct pci_bus *bus)
{
unsigned int devfn, pass, max = bus->secondary;
struct pci_dev *dev;
@@ -1116,7 +1116,7 @@ err_out:
return NULL;
}
-struct pci_bus *pci_scan_bus_parented(struct device *parent,
+struct pci_bus * __devinit pci_scan_bus_parented(struct device *parent,
int bus, struct pci_ops *ops, void *sysdata)
{
struct pci_bus *b;
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index bbad4a9f264f..e9a333d98552 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -1652,9 +1652,8 @@ static void __devinit quirk_via_cx700_pci_parking_caching(struct pci_dev *dev)
pci_write_config_byte(dev, 0x75, 0x1);
pci_write_config_byte(dev, 0x77, 0x0);
- printk(KERN_INFO
- "PCI: VIA CX700 PCI parking/caching fixup on %s\n",
- pci_name(dev));
+ dev_info(&dev->dev,
+ "Disabling VIA CX700 PCI parking/caching\n");
}
}
}
@@ -1726,32 +1725,6 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_HT2
quirk_msi_ht_cap);
-/*
- * Force enable MSI mapping capability on HT bridges
- */
-static void __devinit quirk_msi_ht_cap_enable(struct pci_dev *dev)
-{
- int pos, ttl = 48;
-
- pos = pci_find_ht_capability(dev, HT_CAPTYPE_MSI_MAPPING);
- while (pos && ttl--) {
- u8 flags;
-
- if (pci_read_config_byte(dev, pos + HT_MSI_FLAGS, &flags) == 0) {
- printk(KERN_INFO "PCI: Enabling HT MSI Mapping on %s\n",
- pci_name(dev));
-
- pci_write_config_byte(dev, pos + HT_MSI_FLAGS,
- flags | HT_MSI_FLAGS_ENABLE);
- }
- pos = pci_find_next_ht_capability(dev, pos,
- HT_CAPTYPE_MSI_MAPPING);
- }
-}
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SERVERWORKS,
- PCI_DEVICE_ID_SERVERWORKS_HT1000_PXB,
- quirk_msi_ht_cap_enable);
-
/* The nVidia CK804 chipset may have 2 HT MSI mappings.
* MSI are supported if the MSI capability set in any of these mappings.
*/
@@ -1778,9 +1751,8 @@ static void __devinit quirk_nvidia_ck804_msi_ht_cap(struct pci_dev *dev)
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_CK804_PCIE,
quirk_nvidia_ck804_msi_ht_cap);
-/*
- * Force enable MSI mapping capability on HT bridges */
-static inline void ht_enable_msi_mapping(struct pci_dev *dev)
+/* Force enable MSI mapping capability on HT bridges */
+static void __devinit ht_enable_msi_mapping(struct pci_dev *dev)
{
int pos, ttl = 48;
@@ -1799,6 +1771,9 @@ static inline void ht_enable_msi_mapping(struct pci_dev *dev)
HT_CAPTYPE_MSI_MAPPING);
}
}
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SERVERWORKS,
+ PCI_DEVICE_ID_SERVERWORKS_HT1000_PXB,
+ ht_enable_msi_mapping);
static void __devinit nv_msi_ht_cap_quirk(struct pci_dev *dev)
{
@@ -1830,7 +1805,7 @@ static void __devinit nv_msi_ht_cap_quirk(struct pci_dev *dev)
if (pci_read_config_byte(dev, pos + HT_MSI_FLAGS,
&flags) == 0) {
- dev_info(&dev->dev, "Quirk disabling HT MSI mapping");
+ dev_info(&dev->dev, "Disabling HT MSI mapping");
pci_write_config_byte(dev, pos + HT_MSI_FLAGS,
flags & ~HT_MSI_FLAGS_ENABLE);
}
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 87195b62de52..f3165e7ac431 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -389,6 +389,16 @@ struct pci_driver {
#define to_pci_driver(drv) container_of(drv, struct pci_driver, driver)
/**
+ * DECLARE_PCI_DEVICE_TABLE - macro used to describe a pci device table
+ * @_table: device table name
+ *
+ * This macro is used to create a struct pci_device_id array (a device table)
+ * in a generic manner.
+ */
+#define DECLARE_PCI_DEVICE_TABLE(_table) \
+ const struct pci_device_id _table[] __devinitconst
+
+/**
* PCI_DEVICE - macro used to describe a specific pci device
* @vend: the 16 bit PCI Vendor ID
* @dev: the 16 bit PCI Device ID