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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-16 20:58:08 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-16 20:58:08 -0400
commit489de30259e667d7bc47da9da44a0270b050cd97 (patch)
tree6807814f443fe2c5d041c3bc3fe3ca8d22a955ca /arch/powerpc/platforms/pseries
parent1f1c2881f673671539b25686df463518d69c4649 (diff)
parentbf22f6fe2d72b4d7e9035be8ceb340414cf490e3 (diff)
Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (209 commits) [POWERPC] Create add_rtc() function to enable the RTC CMOS driver [POWERPC] Add H_ILLAN_ATTRIBUTES hcall number [POWERPC] xilinxfb: Parameterize xilinxfb platform device registration [POWERPC] Oprofile support for Power 5++ [POWERPC] Enable arbitary speed tty ioctls and split input/output speed [POWERPC] Make drivers/char/hvc_console.c:khvcd() static [POWERPC] Remove dead code for preventing pread() and pwrite() calls [POWERPC] Remove unnecessary #undef printk from prom.c [POWERPC] Fix typo in Ebony default DTS [POWERPC] Check for NULL ppc_md.init_IRQ() before calling [POWERPC] Remove extra return statement [POWERPC] pasemi: Don't auto-select CONFIG_EMBEDDED [POWERPC] pasemi: Rename platform [POWERPC] arch/powerpc/kernel/sysfs.c: Move NUMA exports [POWERPC] Add __read_mostly support for powerpc [POWERPC] Modify sched_clock() to make CONFIG_PRINTK_TIME more sane [POWERPC] Create a dummy zImage if no valid platform has been selected [POWERPC] PS3: Bootwrapper support. [POWERPC] powermac i2c: Use mutex [POWERPC] Schedule removal of arch/ppc ... Fixed up conflicts manually in: Documentation/feature-removal-schedule.txt arch/powerpc/kernel/pci_32.c arch/powerpc/kernel/pci_64.c include/asm-powerpc/pci.h and asked the powerpc people to double-check the result..
Diffstat (limited to 'arch/powerpc/platforms/pseries')
-rw-r--r--arch/powerpc/platforms/pseries/Makefile2
-rw-r--r--arch/powerpc/platforms/pseries/eeh.c19
-rw-r--r--arch/powerpc/platforms/pseries/eeh_cache.c5
-rw-r--r--arch/powerpc/platforms/pseries/eeh_driver.c6
-rw-r--r--arch/powerpc/platforms/pseries/eeh_sysfs.c87
-rw-r--r--arch/powerpc/platforms/pseries/lpar.c17
-rw-r--r--arch/powerpc/platforms/pseries/pci_dlpar.c9
-rw-r--r--arch/powerpc/platforms/pseries/plpar_wrappers.h15
-rw-r--r--arch/powerpc/platforms/pseries/pseries.h2
-rw-r--r--arch/powerpc/platforms/pseries/reconfig.c2
-rw-r--r--arch/powerpc/platforms/pseries/setup.c2
-rw-r--r--arch/powerpc/platforms/pseries/xics.c53
12 files changed, 177 insertions, 42 deletions
diff --git a/arch/powerpc/platforms/pseries/Makefile b/arch/powerpc/platforms/pseries/Makefile
index ae1fc92dc1c9..992ba6753cf2 100644
--- a/arch/powerpc/platforms/pseries/Makefile
+++ b/arch/powerpc/platforms/pseries/Makefile
@@ -8,7 +8,7 @@ obj-y := lpar.o hvCall.o nvram.o reconfig.o \
8obj-$(CONFIG_SMP) += smp.o 8obj-$(CONFIG_SMP) += smp.o
9obj-$(CONFIG_XICS) += xics.o 9obj-$(CONFIG_XICS) += xics.o
10obj-$(CONFIG_SCANLOG) += scanlog.o 10obj-$(CONFIG_SCANLOG) += scanlog.o
11obj-$(CONFIG_EEH) += eeh.o eeh_cache.o eeh_driver.o eeh_event.o 11obj-$(CONFIG_EEH) += eeh.o eeh_cache.o eeh_driver.o eeh_event.o eeh_sysfs.o
12obj-$(CONFIG_KEXEC) += kexec.o 12obj-$(CONFIG_KEXEC) += kexec.o
13obj-$(CONFIG_PCI) += pci.o pci_dlpar.o 13obj-$(CONFIG_PCI) += pci.o pci_dlpar.o
14obj-$(CONFIG_PCI_MSI) += msi.o 14obj-$(CONFIG_PCI_MSI) += msi.o
diff --git a/arch/powerpc/platforms/pseries/eeh.c b/arch/powerpc/platforms/pseries/eeh.c
index 5f3e6d8659fe..b8770395013d 100644
--- a/arch/powerpc/platforms/pseries/eeh.c
+++ b/arch/powerpc/platforms/pseries/eeh.c
@@ -1,6 +1,8 @@
1/* 1/*
2 * eeh.c 2 * eeh.c
3 * Copyright (C) 2001 Dave Engebretsen & Todd Inglett IBM Corporation 3 * Copyright IBM Corporation 2001, 2005, 2006
4 * Copyright Dave Engebretsen & Todd Inglett 2001
5 * Copyright Linas Vepstas 2005, 2006
4 * 6 *
5 * This program is free software; you can redistribute it and/or modify 7 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by 8 * it under the terms of the GNU General Public License as published by
@@ -15,6 +17,8 @@
15 * You should have received a copy of the GNU General Public License 17 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 18 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 *
21 * Please address comments and feedback to Linas Vepstas <linas@austin.ibm.com>
18 */ 22 */
19 23
20#include <linux/delay.h> 24#include <linux/delay.h>
@@ -117,7 +121,6 @@ static unsigned long no_cfg_addr;
117static unsigned long ignored_check; 121static unsigned long ignored_check;
118static unsigned long total_mmio_ffs; 122static unsigned long total_mmio_ffs;
119static unsigned long false_positives; 123static unsigned long false_positives;
120static unsigned long ignored_failures;
121static unsigned long slot_resets; 124static unsigned long slot_resets;
122 125
123#define IS_BRIDGE(class_code) (((class_code)<<16) == PCI_BASE_CLASS_BRIDGE) 126#define IS_BRIDGE(class_code) (((class_code)<<16) == PCI_BASE_CLASS_BRIDGE)
@@ -505,6 +508,7 @@ int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev)
505 printk(KERN_WARNING "EEH: read_slot_reset_state() failed; rc=%d dn=%s\n", 508 printk(KERN_WARNING "EEH: read_slot_reset_state() failed; rc=%d dn=%s\n",
506 ret, dn->full_name); 509 ret, dn->full_name);
507 false_positives++; 510 false_positives++;
511 pdn->eeh_false_positives ++;
508 rc = 0; 512 rc = 0;
509 goto dn_unlock; 513 goto dn_unlock;
510 } 514 }
@@ -513,6 +517,7 @@ int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev)
513 * they are empty when they don't have children. */ 517 * they are empty when they don't have children. */
514 if ((rets[0] == 5) && (dn->child == NULL)) { 518 if ((rets[0] == 5) && (dn->child == NULL)) {
515 false_positives++; 519 false_positives++;
520 pdn->eeh_false_positives ++;
516 rc = 0; 521 rc = 0;
517 goto dn_unlock; 522 goto dn_unlock;
518 } 523 }
@@ -522,6 +527,7 @@ int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev)
522 printk(KERN_WARNING "EEH: event on unsupported device, rc=%d dn=%s\n", 527 printk(KERN_WARNING "EEH: event on unsupported device, rc=%d dn=%s\n",
523 ret, dn->full_name); 528 ret, dn->full_name);
524 false_positives++; 529 false_positives++;
530 pdn->eeh_false_positives ++;
525 rc = 0; 531 rc = 0;
526 goto dn_unlock; 532 goto dn_unlock;
527 } 533 }
@@ -529,6 +535,7 @@ int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev)
529 /* If not the kind of error we know about, punt. */ 535 /* If not the kind of error we know about, punt. */
530 if (rets[0] != 1 && rets[0] != 2 && rets[0] != 4 && rets[0] != 5) { 536 if (rets[0] != 1 && rets[0] != 2 && rets[0] != 4 && rets[0] != 5) {
531 false_positives++; 537 false_positives++;
538 pdn->eeh_false_positives ++;
532 rc = 0; 539 rc = 0;
533 goto dn_unlock; 540 goto dn_unlock;
534 } 541 }
@@ -921,6 +928,7 @@ static void *early_enable_eeh(struct device_node *dn, void *data)
921 pdn->eeh_mode = 0; 928 pdn->eeh_mode = 0;
922 pdn->eeh_check_count = 0; 929 pdn->eeh_check_count = 0;
923 pdn->eeh_freeze_count = 0; 930 pdn->eeh_freeze_count = 0;
931 pdn->eeh_false_positives = 0;
924 932
925 if (status && strcmp(status, "ok") != 0) 933 if (status && strcmp(status, "ok") != 0)
926 return NULL; /* ignore devices with bad status */ 934 return NULL; /* ignore devices with bad status */
@@ -1139,7 +1147,8 @@ static void eeh_add_device_late(struct pci_dev *dev)
1139 pdn = PCI_DN(dn); 1147 pdn = PCI_DN(dn);
1140 pdn->pcidev = dev; 1148 pdn->pcidev = dev;
1141 1149
1142 pci_addr_cache_insert_device (dev); 1150 pci_addr_cache_insert_device(dev);
1151 eeh_sysfs_add_device(dev);
1143} 1152}
1144 1153
1145void eeh_add_device_tree_late(struct pci_bus *bus) 1154void eeh_add_device_tree_late(struct pci_bus *bus)
@@ -1178,6 +1187,7 @@ static void eeh_remove_device(struct pci_dev *dev)
1178 printk(KERN_DEBUG "EEH: remove device %s\n", pci_name(dev)); 1187 printk(KERN_DEBUG "EEH: remove device %s\n", pci_name(dev));
1179#endif 1188#endif
1180 pci_addr_cache_remove_device(dev); 1189 pci_addr_cache_remove_device(dev);
1190 eeh_sysfs_remove_device(dev);
1181 1191
1182 dn = pci_device_to_OF_node(dev); 1192 dn = pci_device_to_OF_node(dev);
1183 if (PCI_DN(dn)->pcidev) { 1193 if (PCI_DN(dn)->pcidev) {
@@ -1214,11 +1224,10 @@ static int proc_eeh_show(struct seq_file *m, void *v)
1214 "check not wanted=%ld\n" 1224 "check not wanted=%ld\n"
1215 "eeh_total_mmio_ffs=%ld\n" 1225 "eeh_total_mmio_ffs=%ld\n"
1216 "eeh_false_positives=%ld\n" 1226 "eeh_false_positives=%ld\n"
1217 "eeh_ignored_failures=%ld\n"
1218 "eeh_slot_resets=%ld\n", 1227 "eeh_slot_resets=%ld\n",
1219 no_device, no_dn, no_cfg_addr, 1228 no_device, no_dn, no_cfg_addr,
1220 ignored_check, total_mmio_ffs, 1229 ignored_check, total_mmio_ffs,
1221 false_positives, ignored_failures, 1230 false_positives,
1222 slot_resets); 1231 slot_resets);
1223 } 1232 }
1224 1233
diff --git a/arch/powerpc/platforms/pseries/eeh_cache.c b/arch/powerpc/platforms/pseries/eeh_cache.c
index f2bae04424f8..e49c815eae23 100644
--- a/arch/powerpc/platforms/pseries/eeh_cache.c
+++ b/arch/powerpc/platforms/pseries/eeh_cache.c
@@ -2,7 +2,8 @@
2 * eeh_cache.c 2 * eeh_cache.c
3 * PCI address cache; allows the lookup of PCI devices based on I/O address 3 * PCI address cache; allows the lookup of PCI devices based on I/O address
4 * 4 *
5 * Copyright (C) 2004 Linas Vepstas <linas@austin.ibm.com> IBM Corporation 5 * Copyright IBM Corporation 2004
6 * Copyright Linas Vepstas <linas@austin.ibm.com> 2004
6 * 7 *
7 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
@@ -295,6 +296,8 @@ void __init pci_addr_cache_build(void)
295 continue; 296 continue;
296 pci_dev_get (dev); /* matching put is in eeh_remove_device() */ 297 pci_dev_get (dev); /* matching put is in eeh_remove_device() */
297 PCI_DN(dn)->pcidev = dev; 298 PCI_DN(dn)->pcidev = dev;
299
300 eeh_sysfs_add_device(dev);
298 } 301 }
299 302
300#ifdef DEBUG 303#ifdef DEBUG
diff --git a/arch/powerpc/platforms/pseries/eeh_driver.c b/arch/powerpc/platforms/pseries/eeh_driver.c
index 161a5844ab6c..15e015ef6865 100644
--- a/arch/powerpc/platforms/pseries/eeh_driver.c
+++ b/arch/powerpc/platforms/pseries/eeh_driver.c
@@ -1,6 +1,7 @@
1/* 1/*
2 * PCI Error Recovery Driver for RPA-compliant PPC64 platform. 2 * PCI Error Recovery Driver for RPA-compliant PPC64 platform.
3 * Copyright (C) 2004, 2005 Linas Vepstas <linas@linas.org> 3 * Copyright IBM Corp. 2004 2005
4 * Copyright Linas Vepstas <linas@linas.org> 2004, 2005
4 * 5 *
5 * All rights reserved. 6 * All rights reserved.
6 * 7 *
@@ -19,8 +20,7 @@
19 * along with this program; if not, write to the Free Software 20 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 * 22 *
22 * Send feedback to <linas@us.ibm.com> 23 * Send comments and feedback to Linas Vepstas <linas@austin.ibm.com>
23 *
24 */ 24 */
25#include <linux/delay.h> 25#include <linux/delay.h>
26#include <linux/interrupt.h> 26#include <linux/interrupt.h>
diff --git a/arch/powerpc/platforms/pseries/eeh_sysfs.c b/arch/powerpc/platforms/pseries/eeh_sysfs.c
new file mode 100644
index 000000000000..15e13b568904
--- /dev/null
+++ b/arch/powerpc/platforms/pseries/eeh_sysfs.c
@@ -0,0 +1,87 @@
1/*
2 * Sysfs entries for PCI Error Recovery for PAPR-compliant platform.
3 * Copyright IBM Corporation 2007
4 * Copyright Linas Vepstas <linas@austin.ibm.com> 2007
5 *
6 * All rights reserved.
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or (at
11 * your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
16 * NON INFRINGEMENT. See the GNU General Public License for more
17 * details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 *
23 * Send comments and feedback to Linas Vepstas <linas@austin.ibm.com>
24 */
25#include <linux/pci.h>
26#include <asm/ppc-pci.h>
27#include <asm/pci-bridge.h>
28#include <linux/kobject.h>
29
30/**
31 * EEH_SHOW_ATTR -- create sysfs entry for eeh statistic
32 * @_name: name of file in sysfs directory
33 * @_memb: name of member in struct pci_dn to access
34 * @_format: printf format for display
35 *
36 * All of the attributes look very similar, so just
37 * auto-gen a cut-n-paste routine to display them.
38 */
39#define EEH_SHOW_ATTR(_name,_memb,_format) \
40static ssize_t eeh_show_##_name(struct device *dev, \
41 struct device_attribute *attr, char *buf) \
42{ \
43 struct pci_dev *pdev = to_pci_dev(dev); \
44 struct device_node *dn = pci_device_to_OF_node(pdev); \
45 struct pci_dn *pdn; \
46 \
47 if (!dn || PCI_DN(dn) == NULL) \
48 return 0; \
49 \
50 pdn = PCI_DN(dn); \
51 return sprintf(buf, _format "\n", pdn->_memb); \
52} \
53static DEVICE_ATTR(_name, S_IRUGO, eeh_show_##_name, NULL);
54
55
56EEH_SHOW_ATTR(eeh_mode, eeh_mode, "0x%x");
57EEH_SHOW_ATTR(eeh_config_addr, eeh_config_addr, "0x%x");
58EEH_SHOW_ATTR(eeh_pe_config_addr, eeh_pe_config_addr, "0x%x");
59EEH_SHOW_ATTR(eeh_check_count, eeh_check_count, "%d");
60EEH_SHOW_ATTR(eeh_freeze_count, eeh_freeze_count, "%d");
61EEH_SHOW_ATTR(eeh_false_positives, eeh_false_positives, "%d");
62
63void eeh_sysfs_add_device(struct pci_dev *pdev)
64{
65 int rc=0;
66
67 rc += device_create_file(&pdev->dev, &dev_attr_eeh_mode);
68 rc += device_create_file(&pdev->dev, &dev_attr_eeh_config_addr);
69 rc += device_create_file(&pdev->dev, &dev_attr_eeh_pe_config_addr);
70 rc += device_create_file(&pdev->dev, &dev_attr_eeh_check_count);
71 rc += device_create_file(&pdev->dev, &dev_attr_eeh_false_positives);
72 rc += device_create_file(&pdev->dev, &dev_attr_eeh_freeze_count);
73
74 if (rc)
75 printk(KERN_WARNING "EEH: Unable to create sysfs entries\n");
76}
77
78void eeh_sysfs_remove_device(struct pci_dev *pdev)
79{
80 device_remove_file(&pdev->dev, &dev_attr_eeh_mode);
81 device_remove_file(&pdev->dev, &dev_attr_eeh_config_addr);
82 device_remove_file(&pdev->dev, &dev_attr_eeh_pe_config_addr);
83 device_remove_file(&pdev->dev, &dev_attr_eeh_check_count);
84 device_remove_file(&pdev->dev, &dev_attr_eeh_false_positives);
85 device_remove_file(&pdev->dev, &dev_attr_eeh_freeze_count);
86}
87
diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c
index 362dfbc260a6..8cc6eeeaae2f 100644
--- a/arch/powerpc/platforms/pseries/lpar.c
+++ b/arch/powerpc/platforms/pseries/lpar.c
@@ -373,12 +373,23 @@ static void pSeries_lpar_hptab_clear(void)
373{ 373{
374 unsigned long size_bytes = 1UL << ppc64_pft_size; 374 unsigned long size_bytes = 1UL << ppc64_pft_size;
375 unsigned long hpte_count = size_bytes >> 4; 375 unsigned long hpte_count = size_bytes >> 4;
376 unsigned long dummy1, dummy2; 376 unsigned long dummy1, dummy2, dword0;
377 long lpar_rc;
377 int i; 378 int i;
378 379
379 /* TODO: Use bulk call */ 380 /* TODO: Use bulk call */
380 for (i = 0; i < hpte_count; i++) 381 for (i = 0; i < hpte_count; i++) {
381 plpar_pte_remove_raw(0, i, 0, &dummy1, &dummy2); 382 /* dont remove HPTEs with VRMA mappings */
383 lpar_rc = plpar_pte_remove_raw(H_ANDCOND, i, HPTE_V_1TB_SEG,
384 &dummy1, &dummy2);
385 if (lpar_rc == H_NOT_FOUND) {
386 lpar_rc = plpar_pte_read_raw(0, i, &dword0, &dummy1);
387 if (!lpar_rc && ((dword0 & HPTE_V_VRMA_MASK)
388 != HPTE_V_VRMA_MASK))
389 /* Can be hpte for 1TB Seg. So remove it */
390 plpar_pte_remove_raw(0, i, 0, &dummy1, &dummy2);
391 }
392 }
382} 393}
383 394
384/* 395/*
diff --git a/arch/powerpc/platforms/pseries/pci_dlpar.c b/arch/powerpc/platforms/pseries/pci_dlpar.c
index ffaf6c5c517b..47f0e0857f0e 100644
--- a/arch/powerpc/platforms/pseries/pci_dlpar.c
+++ b/arch/powerpc/platforms/pseries/pci_dlpar.c
@@ -110,8 +110,6 @@ pcibios_fixup_new_pci_devices(struct pci_bus *bus, int fix_bus)
110 } 110 }
111 } 111 }
112 } 112 }
113
114 eeh_add_device_tree_late(bus);
115} 113}
116EXPORT_SYMBOL_GPL(pcibios_fixup_new_pci_devices); 114EXPORT_SYMBOL_GPL(pcibios_fixup_new_pci_devices);
117 115
@@ -139,6 +137,8 @@ pcibios_pci_config_bridge(struct pci_dev *dev)
139 137
140 /* Make the discovered devices available */ 138 /* Make the discovered devices available */
141 pci_bus_add_devices(child_bus); 139 pci_bus_add_devices(child_bus);
140
141 eeh_add_device_tree_late(child_bus);
142 return 0; 142 return 0;
143} 143}
144 144
@@ -171,6 +171,7 @@ pcibios_add_pci_devices(struct pci_bus * bus)
171 if (!list_empty(&bus->devices)) { 171 if (!list_empty(&bus->devices)) {
172 pcibios_fixup_new_pci_devices(bus, 0); 172 pcibios_fixup_new_pci_devices(bus, 0);
173 pci_bus_add_devices(bus); 173 pci_bus_add_devices(bus);
174 eeh_add_device_tree_late(bus);
174 } 175 }
175 } else if (mode == PCI_PROBE_NORMAL) { 176 } else if (mode == PCI_PROBE_NORMAL) {
176 /* use legacy probe */ 177 /* use legacy probe */
@@ -179,6 +180,7 @@ pcibios_add_pci_devices(struct pci_bus * bus)
179 if (num) { 180 if (num) {
180 pcibios_fixup_new_pci_devices(bus, 1); 181 pcibios_fixup_new_pci_devices(bus, 1);
181 pci_bus_add_devices(bus); 182 pci_bus_add_devices(bus);
183 eeh_add_device_tree_late(bus);
182 } 184 }
183 185
184 list_for_each_entry(dev, &bus->devices, bus_list) 186 list_for_each_entry(dev, &bus->devices, bus_list)
@@ -200,8 +202,6 @@ struct pci_controller * __devinit init_phb_dynamic(struct device_node *dn)
200 rtas_setup_phb(phb); 202 rtas_setup_phb(phb);
201 pci_process_bridge_OF_ranges(phb, dn, 0); 203 pci_process_bridge_OF_ranges(phb, dn, 0);
202 204
203 pci_setup_phb_io_dynamic(phb, primary);
204
205 pci_devs_phb_init_dynamic(phb); 205 pci_devs_phb_init_dynamic(phb);
206 206
207 if (dn->child) 207 if (dn->child)
@@ -210,6 +210,7 @@ struct pci_controller * __devinit init_phb_dynamic(struct device_node *dn)
210 scan_phb(phb); 210 scan_phb(phb);
211 pcibios_fixup_new_pci_devices(phb->bus, 0); 211 pcibios_fixup_new_pci_devices(phb->bus, 0);
212 pci_bus_add_devices(phb->bus); 212 pci_bus_add_devices(phb->bus);
213 eeh_add_device_tree_late(phb->bus);
213 214
214 return phb; 215 return phb;
215} 216}
diff --git a/arch/powerpc/platforms/pseries/plpar_wrappers.h b/arch/powerpc/platforms/pseries/plpar_wrappers.h
index 2e4d10c9eea8..d003c80fa31d 100644
--- a/arch/powerpc/platforms/pseries/plpar_wrappers.h
+++ b/arch/powerpc/platforms/pseries/plpar_wrappers.h
@@ -108,6 +108,21 @@ static inline long plpar_pte_read(unsigned long flags, unsigned long ptex,
108 return rc; 108 return rc;
109} 109}
110 110
111/* plpar_pte_read_raw can be called in real mode. It calls plpar_hcall_raw */
112static inline long plpar_pte_read_raw(unsigned long flags, unsigned long ptex,
113 unsigned long *old_pteh_ret, unsigned long *old_ptel_ret)
114{
115 long rc;
116 unsigned long retbuf[PLPAR_HCALL_BUFSIZE];
117
118 rc = plpar_hcall_raw(H_READ, retbuf, flags, ptex);
119
120 *old_pteh_ret = retbuf[0];
121 *old_ptel_ret = retbuf[1];
122
123 return rc;
124}
125
111static inline long plpar_pte_protect(unsigned long flags, unsigned long ptex, 126static inline long plpar_pte_protect(unsigned long flags, unsigned long ptex,
112 unsigned long avpn) 127 unsigned long avpn)
113{ 128{
diff --git a/arch/powerpc/platforms/pseries/pseries.h b/arch/powerpc/platforms/pseries/pseries.h
index 2729d559fd91..61e19f78b923 100644
--- a/arch/powerpc/platforms/pseries/pseries.h
+++ b/arch/powerpc/platforms/pseries/pseries.h
@@ -33,6 +33,8 @@ static inline void setup_kexec_cpu_down_xics(void) { }
33static inline void setup_kexec_cpu_down_mpic(void) { } 33static inline void setup_kexec_cpu_down_mpic(void) { }
34#endif 34#endif
35 35
36extern void pSeries_final_fixup(void);
37
36/* Poweron flag used for enabling auto ups restart */ 38/* Poweron flag used for enabling auto ups restart */
37extern unsigned long rtas_poweron_auto; 39extern unsigned long rtas_poweron_auto;
38 40
diff --git a/arch/powerpc/platforms/pseries/reconfig.c b/arch/powerpc/platforms/pseries/reconfig.c
index 5aa97aff3391..c02f8742c54d 100644
--- a/arch/powerpc/platforms/pseries/reconfig.c
+++ b/arch/powerpc/platforms/pseries/reconfig.c
@@ -123,7 +123,7 @@ static int pSeries_reconfig_add_node(const char *path, struct property *proplist
123 strcpy(np->full_name, path); 123 strcpy(np->full_name, path);
124 124
125 np->properties = proplist; 125 np->properties = proplist;
126 OF_MARK_DYNAMIC(np); 126 of_node_set_flag(np, OF_DYNAMIC);
127 kref_init(&np->kref); 127 kref_init(&np->kref);
128 128
129 np->parent = derive_parent(path); 129 np->parent = derive_parent(path);
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index a031d99becb7..59e69f085cb4 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -399,6 +399,7 @@ static void pseries_dedicated_idle_sleep(void)
399 * a good time to find other work to dispatch. 399 * a good time to find other work to dispatch.
400 */ 400 */
401 get_lppaca()->idle = 1; 401 get_lppaca()->idle = 1;
402 get_lppaca()->donate_dedicated_cpu = 1;
402 403
403 /* 404 /*
404 * We come in with interrupts disabled, and need_resched() 405 * We come in with interrupts disabled, and need_resched()
@@ -431,6 +432,7 @@ static void pseries_dedicated_idle_sleep(void)
431 432
432out: 433out:
433 HMT_medium(); 434 HMT_medium();
435 get_lppaca()->donate_dedicated_cpu = 0;
434 get_lppaca()->idle = 0; 436 get_lppaca()->idle = 0;
435} 437}
436 438
diff --git a/arch/powerpc/platforms/pseries/xics.c b/arch/powerpc/platforms/pseries/xics.c
index f1df942072bb..5bd90a7eb763 100644
--- a/arch/powerpc/platforms/pseries/xics.c
+++ b/arch/powerpc/platforms/pseries/xics.c
@@ -156,9 +156,9 @@ static inline void lpar_qirr_info(int n_cpu , u8 value)
156 156
157 157
158#ifdef CONFIG_SMP 158#ifdef CONFIG_SMP
159static int get_irq_server(unsigned int virq) 159static int get_irq_server(unsigned int virq, unsigned int strict_check)
160{ 160{
161 unsigned int server; 161 int server;
162 /* For the moment only implement delivery to all cpus or one cpu */ 162 /* For the moment only implement delivery to all cpus or one cpu */
163 cpumask_t cpumask = irq_desc[virq].affinity; 163 cpumask_t cpumask = irq_desc[virq].affinity;
164 cpumask_t tmp = CPU_MASK_NONE; 164 cpumask_t tmp = CPU_MASK_NONE;
@@ -166,22 +166,25 @@ static int get_irq_server(unsigned int virq)
166 if (!distribute_irqs) 166 if (!distribute_irqs)
167 return default_server; 167 return default_server;
168 168
169 if (cpus_equal(cpumask, CPU_MASK_ALL)) { 169 if (!cpus_equal(cpumask, CPU_MASK_ALL)) {
170 server = default_distrib_server;
171 } else {
172 cpus_and(tmp, cpu_online_map, cpumask); 170 cpus_and(tmp, cpu_online_map, cpumask);
173 171
174 if (cpus_empty(tmp)) 172 server = first_cpu(tmp);
175 server = default_distrib_server; 173
176 else 174 if (server < NR_CPUS)
177 server = get_hard_smp_processor_id(first_cpu(tmp)); 175 return get_hard_smp_processor_id(server);
176
177 if (strict_check)
178 return -1;
178 } 179 }
179 180
180 return server; 181 if (cpus_equal(cpu_online_map, cpu_present_map))
182 return default_distrib_server;
181 183
184 return default_server;
182} 185}
183#else 186#else
184static int get_irq_server(unsigned int virq) 187static int get_irq_server(unsigned int virq, unsigned int strict_check)
185{ 188{
186 return default_server; 189 return default_server;
187} 190}
@@ -192,7 +195,7 @@ static void xics_unmask_irq(unsigned int virq)
192{ 195{
193 unsigned int irq; 196 unsigned int irq;
194 int call_status; 197 int call_status;
195 unsigned int server; 198 int server;
196 199
197 pr_debug("xics: unmask virq %d\n", virq); 200 pr_debug("xics: unmask virq %d\n", virq);
198 201
@@ -201,7 +204,7 @@ static void xics_unmask_irq(unsigned int virq)
201 if (irq == XICS_IPI || irq == XICS_IRQ_SPURIOUS) 204 if (irq == XICS_IPI || irq == XICS_IRQ_SPURIOUS)
202 return; 205 return;
203 206
204 server = get_irq_server(virq); 207 server = get_irq_server(virq, 0);
205 208
206 call_status = rtas_call(ibm_set_xive, 3, 1, NULL, irq, server, 209 call_status = rtas_call(ibm_set_xive, 3, 1, NULL, irq, server,
207 DEFAULT_PRIORITY); 210 DEFAULT_PRIORITY);
@@ -398,8 +401,7 @@ static void xics_set_affinity(unsigned int virq, cpumask_t cpumask)
398 unsigned int irq; 401 unsigned int irq;
399 int status; 402 int status;
400 int xics_status[2]; 403 int xics_status[2];
401 unsigned long newmask; 404 int irq_server;
402 cpumask_t tmp = CPU_MASK_NONE;
403 405
404 irq = (unsigned int)irq_map[virq].hwirq; 406 irq = (unsigned int)irq_map[virq].hwirq;
405 if (irq == XICS_IPI || irq == XICS_IRQ_SPURIOUS) 407 if (irq == XICS_IPI || irq == XICS_IRQ_SPURIOUS)
@@ -413,18 +415,21 @@ static void xics_set_affinity(unsigned int virq, cpumask_t cpumask)
413 return; 415 return;
414 } 416 }
415 417
416 /* For the moment only implement delivery to all cpus or one cpu */ 418 /*
417 if (cpus_equal(cpumask, CPU_MASK_ALL)) { 419 * For the moment only implement delivery to all cpus or one cpu.
418 newmask = default_distrib_server; 420 * Get current irq_server for the given irq
419 } else { 421 */
420 cpus_and(tmp, cpu_online_map, cpumask); 422 irq_server = get_irq_server(irq, 1);
421 if (cpus_empty(tmp)) 423 if (irq_server == -1) {
422 return; 424 char cpulist[128];
423 newmask = get_hard_smp_processor_id(first_cpu(tmp)); 425 cpumask_scnprintf(cpulist, sizeof(cpulist), cpumask);
426 printk(KERN_WARNING "xics_set_affinity: No online cpus in "
427 "the mask %s for irq %d\n", cpulist, virq);
428 return;
424 } 429 }
425 430
426 status = rtas_call(ibm_set_xive, 3, 1, NULL, 431 status = rtas_call(ibm_set_xive, 3, 1, NULL,
427 irq, newmask, xics_status[1]); 432 irq, irq_server, xics_status[1]);
428 433
429 if (status) { 434 if (status) {
430 printk(KERN_ERR "xics_set_affinity: irq=%u ibm,set-xive " 435 printk(KERN_ERR "xics_set_affinity: irq=%u ibm,set-xive "