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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2008-03-04 19:37:10 -0500
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-03-04 19:37:10 -0500
commit12f981f9028da2402c236544c78b8378a278f830 (patch)
tree7983fdf95d77ad241e09db861bb90a629eee753f
parent10955d2251387df3997d8b9b6c572dfad9f23dd0 (diff)
parentc1ef5cbd03921047c2eafb998132e562043678a7 (diff)
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
123 123
124 124
125The ID table is an array of struct pci_device_id entries ending with an 125The ID table is an array of struct pci_device_id entries ending with an
126all-zero entry. Each entry consists of: 126all-zero entry; use of the macro DECLARE_PCI_DEVICE_TABLE is the preferred
127method of declaring the table. Each entry consists of:
127 128
128 vendor,device Vendor and device ID to match (or PCI_ANY_ID) 129 vendor,device Vendor and device ID to match (or PCI_ANY_ID)
129 130
@@ -191,7 +192,8 @@ Tips on when/where to use the above attributes:
191 192
192 o Do not mark the struct pci_driver. 193 o Do not mark the struct pci_driver.
193 194
194 o The ID table array should be marked __devinitdata. 195 o The ID table array should be marked __devinitconst; this is done
196 automatically if the table is declared with DECLARE_PCI_DEVICE_TABLE().
195 197
196 o The probe() and remove() functions should be marked __devinit 198 o The probe() and remove() functions should be marked __devinit
197 and __devexit respectively. All initialization functions 199 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)
145 child_bus = dev->subordinate; 145 child_bus = dev->subordinate;
146 child_bus->dev.parent = child_bus->bridge; 146 child_bus->dev.parent = child_bus->bridge;
147 retval = device_register(&child_bus->dev); 147 retval = device_register(&child_bus->dev);
148 if (!retval) 148 if (retval)
149 dev_err(&dev->dev, "Error registering pci_bus,"
150 " continuing...\n");
151 else
149 retval = device_create_file(&child_bus->dev, 152 retval = device_create_file(&child_bus->dev,
150 &dev_attr_cpuaffinity); 153 &dev_attr_cpuaffinity);
151 if (retval) 154 if (retval)
152 dev_err(&dev->dev, "Error registering pci_bus" 155 dev_err(&dev->dev, "Error creating cpuaffinity"
153 " device bridge symlink," 156 " file, continuing...\n");
154 " continuing...\n");
155 } 157 }
156 } 158 }
157} 159}
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 @@
4#include "pci.h" 4#include "pci.h"
5 5
6 6
7unsigned int pci_do_scan_bus(struct pci_bus *bus) 7unsigned int __devinit pci_do_scan_bus(struct pci_bus *bus)
8{ 8{
9 unsigned int max; 9 unsigned int max;
10 10
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)
1085 * This function should be called per *physical slot*, 1085 * This function should be called per *physical slot*,
1086 * not per each slot object in ACPI namespace. 1086 * not per each slot object in ACPI namespace.
1087 */ 1087 */
1088static int enable_device(struct acpiphp_slot *slot) 1088static int __ref enable_device(struct acpiphp_slot *slot)
1089{ 1089{
1090 struct pci_dev *dev; 1090 struct pci_dev *dev;
1091 struct pci_bus *bus = slot->bridge->pci_bus; 1091 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)
250 * Device configuration functions 250 * Device configuration functions
251 */ 251 */
252 252
253int cpci_configure_slot(struct slot* slot) 253int __ref cpci_configure_slot(struct slot *slot)
254{ 254{
255 struct pci_bus *parent; 255 struct pci_bus *parent;
256 int fn; 256 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)
711 retval = pcie_write_cmd(slot, slot_cmd, cmd_mask); 711 retval = pcie_write_cmd(slot, slot_cmd, cmd_mask);
712 if (retval) { 712 if (retval) {
713 err("%s: Write command failed!\n", __FUNCTION__); 713 err("%s: Write command failed!\n", __FUNCTION__);
714 return -1; 714 retval = -1;
715 goto out;
715 } 716 }
716 dbg("%s: SLOTCTRL %x write cmd %x\n", 717 dbg("%s: SLOTCTRL %x write cmd %x\n",
717 __FUNCTION__, ctrl->cap_base + SLOTCTRL, slot_cmd); 718 __FUNCTION__, ctrl->cap_base + SLOTCTRL, slot_cmd);
@@ -722,7 +723,7 @@ static int hpc_power_off_slot(struct slot * slot)
722 * removed from the slot/adapter. 723 * removed from the slot/adapter.
723 */ 724 */
724 msleep(1000); 725 msleep(1000);
725 726 out:
726 if (changed) 727 if (changed)
727 pcie_unmask_bad_dllp(ctrl); 728 pcie_unmask_bad_dllp(ctrl);
728 729
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)
167 } 167 }
168} 168}
169 169
170static int pciehp_add_bridge(struct pci_dev *dev) 170static int __ref pciehp_add_bridge(struct pci_dev *dev)
171{ 171{
172 struct pci_bus *parent = dev->bus; 172 struct pci_bus *parent = dev->bus;
173 int pass, busnr, start = parent->secondary; 173 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)
96 } 96 }
97} 97}
98 98
99int shpchp_configure_device(struct slot *p_slot) 99int __ref shpchp_configure_device(struct slot *p_slot)
100{ 100{
101 struct pci_dev *dev; 101 struct pci_dev *dev;
102 struct pci_bus *parent = p_slot->ctrl->pci_dev->subordinate; 102 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)
286 } 286 }
287} 287}
288 288
289void pci_read_bridge_bases(struct pci_bus *child) 289void __devinit pci_read_bridge_bases(struct pci_bus *child)
290{ 290{
291 struct pci_dev *dev = child->self; 291 struct pci_dev *dev = child->self;
292 u8 io_base_lo, io_limit_lo; 292 u8 io_base_lo, io_limit_lo;
@@ -472,7 +472,7 @@ static void pci_fixup_parent_subordinate_busnr(struct pci_bus *child, int max)
472 * them, we proceed to assigning numbers to the remaining buses in 472 * them, we proceed to assigning numbers to the remaining buses in
473 * order to avoid overlaps between old and new bus numbers. 473 * order to avoid overlaps between old and new bus numbers.
474 */ 474 */
475int pci_scan_bridge(struct pci_bus *bus, struct pci_dev * dev, int max, int pass) 475int __devinit pci_scan_bridge(struct pci_bus *bus, struct pci_dev *dev, int max, int pass)
476{ 476{
477 struct pci_bus *child; 477 struct pci_bus *child;
478 int is_cardbus = (dev->hdr_type == PCI_HEADER_TYPE_CARDBUS); 478 int is_cardbus = (dev->hdr_type == PCI_HEADER_TYPE_CARDBUS);
@@ -1008,7 +1008,7 @@ int pci_scan_slot(struct pci_bus *bus, int devfn)
1008 return nr; 1008 return nr;
1009} 1009}
1010 1010
1011unsigned int pci_scan_child_bus(struct pci_bus *bus) 1011unsigned int __devinit pci_scan_child_bus(struct pci_bus *bus)
1012{ 1012{
1013 unsigned int devfn, pass, max = bus->secondary; 1013 unsigned int devfn, pass, max = bus->secondary;
1014 struct pci_dev *dev; 1014 struct pci_dev *dev;
@@ -1116,7 +1116,7 @@ err_out:
1116 return NULL; 1116 return NULL;
1117} 1117}
1118 1118
1119struct pci_bus *pci_scan_bus_parented(struct device *parent, 1119struct pci_bus * __devinit pci_scan_bus_parented(struct device *parent,
1120 int bus, struct pci_ops *ops, void *sysdata) 1120 int bus, struct pci_ops *ops, void *sysdata)
1121{ 1121{
1122 struct pci_bus *b; 1122 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)
1652 pci_write_config_byte(dev, 0x75, 0x1); 1652 pci_write_config_byte(dev, 0x75, 0x1);
1653 pci_write_config_byte(dev, 0x77, 0x0); 1653 pci_write_config_byte(dev, 0x77, 0x0);
1654 1654
1655 printk(KERN_INFO 1655 dev_info(&dev->dev,
1656 "PCI: VIA CX700 PCI parking/caching fixup on %s\n", 1656 "Disabling VIA CX700 PCI parking/caching\n");
1657 pci_name(dev));
1658 } 1657 }
1659 } 1658 }
1660} 1659}
@@ -1726,32 +1725,6 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_HT2
1726 quirk_msi_ht_cap); 1725 quirk_msi_ht_cap);
1727 1726
1728 1727
1729/*
1730 * Force enable MSI mapping capability on HT bridges
1731 */
1732static void __devinit quirk_msi_ht_cap_enable(struct pci_dev *dev)
1733{
1734 int pos, ttl = 48;
1735
1736 pos = pci_find_ht_capability(dev, HT_CAPTYPE_MSI_MAPPING);
1737 while (pos && ttl--) {
1738 u8 flags;
1739
1740 if (pci_read_config_byte(dev, pos + HT_MSI_FLAGS, &flags) == 0) {
1741 printk(KERN_INFO "PCI: Enabling HT MSI Mapping on %s\n",
1742 pci_name(dev));
1743
1744 pci_write_config_byte(dev, pos + HT_MSI_FLAGS,
1745 flags | HT_MSI_FLAGS_ENABLE);
1746 }
1747 pos = pci_find_next_ht_capability(dev, pos,
1748 HT_CAPTYPE_MSI_MAPPING);
1749 }
1750}
1751DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SERVERWORKS,
1752 PCI_DEVICE_ID_SERVERWORKS_HT1000_PXB,
1753 quirk_msi_ht_cap_enable);
1754
1755/* The nVidia CK804 chipset may have 2 HT MSI mappings. 1728/* The nVidia CK804 chipset may have 2 HT MSI mappings.
1756 * MSI are supported if the MSI capability set in any of these mappings. 1729 * MSI are supported if the MSI capability set in any of these mappings.
1757 */ 1730 */
@@ -1778,9 +1751,8 @@ static void __devinit quirk_nvidia_ck804_msi_ht_cap(struct pci_dev *dev)
1778DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_CK804_PCIE, 1751DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_CK804_PCIE,
1779 quirk_nvidia_ck804_msi_ht_cap); 1752 quirk_nvidia_ck804_msi_ht_cap);
1780 1753
1781/* 1754/* Force enable MSI mapping capability on HT bridges */
1782 * Force enable MSI mapping capability on HT bridges */ 1755static void __devinit ht_enable_msi_mapping(struct pci_dev *dev)
1783static inline void ht_enable_msi_mapping(struct pci_dev *dev)
1784{ 1756{
1785 int pos, ttl = 48; 1757 int pos, ttl = 48;
1786 1758
@@ -1799,6 +1771,9 @@ static inline void ht_enable_msi_mapping(struct pci_dev *dev)
1799 HT_CAPTYPE_MSI_MAPPING); 1771 HT_CAPTYPE_MSI_MAPPING);
1800 } 1772 }
1801} 1773}
1774DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SERVERWORKS,
1775 PCI_DEVICE_ID_SERVERWORKS_HT1000_PXB,
1776 ht_enable_msi_mapping);
1802 1777
1803static void __devinit nv_msi_ht_cap_quirk(struct pci_dev *dev) 1778static void __devinit nv_msi_ht_cap_quirk(struct pci_dev *dev)
1804{ 1779{
@@ -1830,7 +1805,7 @@ static void __devinit nv_msi_ht_cap_quirk(struct pci_dev *dev)
1830 1805
1831 if (pci_read_config_byte(dev, pos + HT_MSI_FLAGS, 1806 if (pci_read_config_byte(dev, pos + HT_MSI_FLAGS,
1832 &flags) == 0) { 1807 &flags) == 0) {
1833 dev_info(&dev->dev, "Quirk disabling HT MSI mapping"); 1808 dev_info(&dev->dev, "Disabling HT MSI mapping");
1834 pci_write_config_byte(dev, pos + HT_MSI_FLAGS, 1809 pci_write_config_byte(dev, pos + HT_MSI_FLAGS,
1835 flags & ~HT_MSI_FLAGS_ENABLE); 1810 flags & ~HT_MSI_FLAGS_ENABLE);
1836 } 1811 }
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 {
389#define to_pci_driver(drv) container_of(drv, struct pci_driver, driver) 389#define to_pci_driver(drv) container_of(drv, struct pci_driver, driver)
390 390
391/** 391/**
392 * DECLARE_PCI_DEVICE_TABLE - macro used to describe a pci device table
393 * @_table: device table name
394 *
395 * This macro is used to create a struct pci_device_id array (a device table)
396 * in a generic manner.
397 */
398#define DECLARE_PCI_DEVICE_TABLE(_table) \
399 const struct pci_device_id _table[] __devinitconst
400
401/**
392 * PCI_DEVICE - macro used to describe a specific pci device 402 * PCI_DEVICE - macro used to describe a specific pci device
393 * @vend: the 16 bit PCI Vendor ID 403 * @vend: the 16 bit PCI Vendor ID
394 * @dev: the 16 bit PCI Device ID 404 * @dev: the 16 bit PCI Device ID