Merge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/pci-2.6

* master.kernel.org:/pub/scm/linux/kernel/git/gregkh/pci-2.6:
  PCI: Run k8t_sound_hostbridge quirk only when needed
  PCI: disable MSI on RX790
  PCI: disable MSI on RD580
  PCI: disable MSI on RS690
  PCI: make pcie_get_readrq visible in pci.h
  PCI: lets kill the 'PCI hidden behind bridge' message
  pci/hotplug/cpqphp_ctrl.c: remove stale BKL use
  PCI: Document pci_iomap()
  PCI: quirk_e100_interrupt() called too early
  PCI: Move prototypes for pci_bus_find_capability to include/linux/pci.h

Documentation/DocBook/deviceiobook.tmpl

@@ -316,7 +316,8 @@ CPU B:  spin_unlock_irqrestore(&dev_lock, flags)
 
   <chapter id="pubfunctions">
      <title>Public Functions Provided</title>
-!Einclude/asm-i386/io.h
+!Iinclude/asm-i386/io.h
+!Elib/iomap.c
   </chapter>
 
 </book>

drivers/pci/hotplug/cpqphp_ctrl.c

@@ -1746,10 +1746,8 @@ static void pushbutton_helper_thread(unsigned long data)
 static int event_thread(void* data)
 {
 	struct controller *ctrl;
-	lock_kernel();
+
 	daemonize("phpd_event");
-	
-	unlock_kernel();
 
 	while (1) {
 		dbg("!!!!event_thread sleeping\n");

drivers/pci/pci.h

@@ -5,12 +5,7 @@ extern int pci_uevent(struct device *dev, char **envp, int num_envp,
 extern int pci_create_sysfs_dev_files(struct pci_dev *pdev);
 extern void pci_remove_sysfs_dev_files(struct pci_dev *pdev);
 extern void pci_cleanup_rom(struct pci_dev *dev);
-extern int pci_bus_alloc_resource(struct pci_bus *bus, struct resource *res,
-				  resource_size_t size, resource_size_t align,
-				  resource_size_t min, unsigned int type_mask,
-				  void (*alignf)(void *, struct resource *,
-					      resource_size_t, resource_size_t),
-				  void *alignf_data);
+
 /* Firmware callbacks */
 extern pci_power_t (*platform_pci_choose_state)(struct pci_dev *dev, pm_message_t state);
 extern int (*platform_pci_set_power_state)(struct pci_dev *dev, pci_power_t state);
@@ -35,7 +30,6 @@ static inline int pci_proc_detach_bus(struct pci_bus *bus) { return 0; }
 
 /* Functions for PCI Hotplug drivers to use */
 extern unsigned int pci_do_scan_bus(struct pci_bus *bus);
-extern int pci_bus_find_capability (struct pci_bus *bus, unsigned int devfn, int cap);
 
 extern void pci_remove_legacy_files(struct pci_bus *bus);
 

drivers/pci/probe.c

@@ -653,20 +653,20 @@ int pci_scan_bridge(struct pci_bus *bus, struct pci_dev * dev, int max, int pass
 
 	sprintf(child->name, (is_cardbus ? "PCI CardBus #%02x" : "PCI Bus #%02x"), child->number);
 
+	/* Has only triggered on CardBus, fixup is in yenta_socket */
 	while (bus->parent) {
 		if ((child->subordinate > bus->subordinate) ||
 		    (child->number > bus->subordinate) ||
 		    (child->number < bus->number) ||
 		    (child->subordinate < bus->number)) {
-			printk(KERN_WARNING "PCI: Bus #%02x (-#%02x) is "
-			       "hidden behind%s bridge #%02x (-#%02x)%s\n",
-			       child->number, child->subordinate,
-			       bus->self->transparent ? " transparent" : " ",
-			       bus->number, bus->subordinate,
-			       pcibios_assign_all_busses() ? " " :
-			       " (try 'pci=assign-busses')");
-			printk(KERN_WARNING "Please report the result to "
-			       "<bk@suse.de> to fix this permanently\n");
+			pr_debug("PCI: Bus #%02x (-#%02x) is %s"
+				"hidden behind%s bridge #%02x (-#%02x)\n",
+				child->number, child->subordinate,
+				(bus->number > child->subordinate &&
+				 bus->subordinate < child->number) ?
+					"wholly " : " partially",
+				bus->self->transparent ? " transparent" : " ",
+				bus->number, bus->subordinate);
 		}
 		bus = bus->parent;
 	}

drivers/pci/quirks.c

@@ -947,7 +947,7 @@ static void k8t_sound_hostbridge(struct pci_dev *dev)
 	unsigned char val;
 
 	pci_read_config_byte(dev, 0x50, &val);
-	if (val == 0x88 || val == 0xc8) {
+	if (val == 0xc8) {
 		/* Assume it's probably a MSI-K8T-Neo2Fir */
 		printk(KERN_INFO "PCI: MSI-K8T-Neo2Fir, attempting to turn soundcard ON\n");
 		pci_write_config_byte(dev, 0x50, val & (~0x40));
@@ -1485,7 +1485,7 @@ static void __devinit quirk_e100_interrupt(struct pci_dev *dev)
 
 	iounmap(csr);
 }
-DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, PCI_ANY_ID, quirk_e100_interrupt);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_ANY_ID, quirk_e100_interrupt);
 
 static void __devinit fixup_rev1_53c810(struct pci_dev* dev)
 {
@@ -1650,6 +1650,9 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_GCN
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_HT1000_PCIX, quirk_disable_all_msi);
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_RS400_200, quirk_disable_all_msi);
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_RS480, quirk_disable_all_msi);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_RD580, quirk_disable_all_msi);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_RX790, quirk_disable_all_msi);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_RS690, quirk_disable_all_msi);
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VT3351, quirk_disable_all_msi);
 
 /* Disable MSI on chipsets that are known to not support it */

include/asm-i386/io.h

@@ -112,6 +112,9 @@ extern void __iomem * __ioremap(unsigned long offset, unsigned long size, unsign
  * writew/writel functions and the other mmio helpers. The returned
  * address is not guaranteed to be usable directly as a virtual
  * address. 
+ *
+ * If the area you are trying to map is a PCI BAR you should have a
+ * look at pci_iomap().
  */
 
 static inline void __iomem * ioremap(unsigned long offset, unsigned long size)

include/linux/pci.h

@@ -557,6 +557,7 @@ int pci_set_consistent_dma_mask(struct pci_dev *dev, u64 mask);
 int pcix_get_max_mmrbc(struct pci_dev *dev);
 int pcix_get_mmrbc(struct pci_dev *dev);
 int pcix_set_mmrbc(struct pci_dev *dev, int mmrbc);
+int pcie_get_readrq(struct pci_dev *dev);
 int pcie_set_readrq(struct pci_dev *dev, int rq);
 void pci_update_resource(struct pci_dev *dev, struct resource *res, int resno);
 int __must_check pci_assign_resource(struct pci_dev *dev, int i);
@@ -578,6 +579,9 @@ int pci_set_power_state(struct pci_dev *dev, pci_power_t state);
 pci_power_t pci_choose_state(struct pci_dev *dev, pm_message_t state);
 int pci_enable_wake(struct pci_dev *dev, pci_power_t state, int enable);
 
+/* Functions for PCI Hotplug drivers to use */
+int pci_bus_find_capability (struct pci_bus *bus, unsigned int devfn, int cap);
+
 /* Helper functions for low-level code (drivers/pci/setup-[bus,res].c) */
 void pci_bus_assign_resources(struct pci_bus *bus);
 void pci_bus_size_bridges(struct pci_bus *bus);

include/linux/pci_ids.h

@@ -360,6 +360,9 @@
 #define PCI_DEVICE_ID_ATI_RS400_166     0x5a32
 #define PCI_DEVICE_ID_ATI_RS400_200     0x5a33
 #define PCI_DEVICE_ID_ATI_RS480         0x5950
+#define PCI_DEVICE_ID_ATI_RD580		0x5952
+#define PCI_DEVICE_ID_ATI_RX790		0x5957
+#define PCI_DEVICE_ID_ATI_RS690		0x7910
 /* ATI IXP Chipset */
 #define PCI_DEVICE_ID_ATI_IXP200_IDE	0x4349
 #define PCI_DEVICE_ID_ATI_IXP200_SMBUS	0x4353

lib/iomap.c

@@ -240,7 +240,20 @@ void ioport_unmap(void __iomem *addr)
 EXPORT_SYMBOL(ioport_map);
 EXPORT_SYMBOL(ioport_unmap);
 
-/* Create a virtual mapping cookie for a PCI BAR (memory or IO) */
+/**
+ * pci_iomap - create a virtual mapping cookie for a PCI BAR
+ * @dev: PCI device that owns the BAR
+ * @bar: BAR number
+ * @maxlen: length of the memory to map
+ *
+ * Using this function you will get a __iomem address to your device BAR.
+ * You can access it using ioread*() and iowrite*(). These functions hide
+ * the details if this is a MMIO or PIO address space and will just do what
+ * you expect from them in the correct way.
+ *
+ * @maxlen specifies the maximum length to map. If you want to get access to
+ * the complete BAR without checking for its length first, pass %0 here.
+ * */
 void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long maxlen)
 {
 	unsigned long start = pci_resource_start(dev, bar);