aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--arch/x86/pci/fixup.c3
-rw-r--r--arch/x86/pci/i386.c26
-rw-r--r--arch/x86/pci/irq.c106
-rw-r--r--arch/x86/pci/numaq_32.c5
4 files changed, 64 insertions, 76 deletions
diff --git a/arch/x86/pci/fixup.c b/arch/x86/pci/fixup.c
index ff3a6a336342..4bdaa590375d 100644
--- a/arch/x86/pci/fixup.c
+++ b/arch/x86/pci/fixup.c
@@ -23,7 +23,8 @@ static void __devinit pci_fixup_i450nx(struct pci_dev *d)
23 pci_read_config_byte(d, reg++, &busno); 23 pci_read_config_byte(d, reg++, &busno);
24 pci_read_config_byte(d, reg++, &suba); 24 pci_read_config_byte(d, reg++, &suba);
25 pci_read_config_byte(d, reg++, &subb); 25 pci_read_config_byte(d, reg++, &subb);
26 DBG("i450NX PXB %d: %02x/%02x/%02x\n", pxb, busno, suba, subb); 26 dev_dbg(&d->dev, "i450NX PXB %d: %02x/%02x/%02x\n", pxb, busno,
27 suba, subb);
27 if (busno) 28 if (busno)
28 pci_scan_bus_with_sysdata(busno); /* Bus A */ 29 pci_scan_bus_with_sysdata(busno); /* Bus A */
29 if (suba < subb) 30 if (suba < subb)
diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c
index a09505806b82..5807d1bc73f7 100644
--- a/arch/x86/pci/i386.c
+++ b/arch/x86/pci/i386.c
@@ -128,10 +128,8 @@ static void __init pcibios_allocate_bus_resources(struct list_head *bus_list)
128 pr = pci_find_parent_resource(dev, r); 128 pr = pci_find_parent_resource(dev, r);
129 if (!r->start || !pr || 129 if (!r->start || !pr ||
130 request_resource(pr, r) < 0) { 130 request_resource(pr, r) < 0) {
131 printk(KERN_ERR "PCI: Cannot allocate " 131 dev_err(&dev->dev, "BAR %d: can't "
132 "resource region %d " 132 "allocate resource\n", idx);
133 "of bridge %s\n",
134 idx, pci_name(dev));
135 /* 133 /*
136 * Something is wrong with the region. 134 * Something is wrong with the region.
137 * Invalidate the resource to prevent 135 * Invalidate the resource to prevent
@@ -166,15 +164,15 @@ static void __init pcibios_allocate_resources(int pass)
166 else 164 else
167 disabled = !(command & PCI_COMMAND_MEMORY); 165 disabled = !(command & PCI_COMMAND_MEMORY);
168 if (pass == disabled) { 166 if (pass == disabled) {
169 DBG("PCI: Resource %08lx-%08lx " 167 dev_dbg(&dev->dev, "resource %#08llx-%#08llx "
170 "(f=%lx, d=%d, p=%d)\n", 168 "(f=%lx, d=%d, p=%d)\n",
171 r->start, r->end, r->flags, disabled, pass); 169 (unsigned long long) r->start,
170 (unsigned long long) r->end,
171 r->flags, disabled, pass);
172 pr = pci_find_parent_resource(dev, r); 172 pr = pci_find_parent_resource(dev, r);
173 if (!pr || request_resource(pr, r) < 0) { 173 if (!pr || request_resource(pr, r) < 0) {
174 printk(KERN_ERR "PCI: Cannot allocate " 174 dev_err(&dev->dev, "BAR %d: can't "
175 "resource region %d " 175 "allocate resource\n", idx);
176 "of device %s\n",
177 idx, pci_name(dev));
178 /* We'll assign a new address later */ 176 /* We'll assign a new address later */
179 r->end -= r->start; 177 r->end -= r->start;
180 r->start = 0; 178 r->start = 0;
@@ -187,8 +185,7 @@ static void __init pcibios_allocate_resources(int pass)
187 /* Turn the ROM off, leave the resource region, 185 /* Turn the ROM off, leave the resource region,
188 * but keep it unregistered. */ 186 * but keep it unregistered. */
189 u32 reg; 187 u32 reg;
190 DBG("PCI: Switching off ROM of %s\n", 188 dev_dbg(&dev->dev, "disabling ROM\n");
191 pci_name(dev));
192 r->flags &= ~IORESOURCE_ROM_ENABLE; 189 r->flags &= ~IORESOURCE_ROM_ENABLE;
193 pci_read_config_dword(dev, 190 pci_read_config_dword(dev,
194 dev->rom_base_reg, &reg); 191 dev->rom_base_reg, &reg);
@@ -257,8 +254,7 @@ void pcibios_set_master(struct pci_dev *dev)
257 lat = pcibios_max_latency; 254 lat = pcibios_max_latency;
258 else 255 else
259 return; 256 return;
260 printk(KERN_DEBUG "PCI: Setting latency timer of device %s to %d\n", 257 dev_printk(KERN_DEBUG, &dev->dev, "setting latency timer to %d\n", lat);
261 pci_name(dev), lat);
262 pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat); 258 pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat);
263} 259}
264 260
diff --git a/arch/x86/pci/irq.c b/arch/x86/pci/irq.c
index 6a06a2eb0597..fec0123b33a9 100644
--- a/arch/x86/pci/irq.c
+++ b/arch/x86/pci/irq.c
@@ -436,7 +436,7 @@ static int pirq_vlsi_get(struct pci_dev *router, struct pci_dev *dev, int pirq)
436{ 436{
437 WARN_ON_ONCE(pirq >= 9); 437 WARN_ON_ONCE(pirq >= 9);
438 if (pirq > 8) { 438 if (pirq > 8) {
439 printk(KERN_INFO "VLSI router pirq escape (%d)\n", pirq); 439 dev_info(&dev->dev, "VLSI router PIRQ escape (%d)\n", pirq);
440 return 0; 440 return 0;
441 } 441 }
442 return read_config_nybble(router, 0x74, pirq-1); 442 return read_config_nybble(router, 0x74, pirq-1);
@@ -446,7 +446,7 @@ static int pirq_vlsi_set(struct pci_dev *router, struct pci_dev *dev, int pirq,
446{ 446{
447 WARN_ON_ONCE(pirq >= 9); 447 WARN_ON_ONCE(pirq >= 9);
448 if (pirq > 8) { 448 if (pirq > 8) {
449 printk(KERN_INFO "VLSI router pirq escape (%d)\n", pirq); 449 dev_info(&dev->dev, "VLSI router PIRQ escape (%d)\n", pirq);
450 return 0; 450 return 0;
451 } 451 }
452 write_config_nybble(router, 0x74, pirq-1, irq); 452 write_config_nybble(router, 0x74, pirq-1, irq);
@@ -492,15 +492,17 @@ static int pirq_amd756_get(struct pci_dev *router, struct pci_dev *dev, int pirq
492 irq = 0; 492 irq = 0;
493 if (pirq <= 4) 493 if (pirq <= 4)
494 irq = read_config_nybble(router, 0x56, pirq - 1); 494 irq = read_config_nybble(router, 0x56, pirq - 1);
495 printk(KERN_INFO "AMD756: dev %04x:%04x, router pirq : %d get irq : %2d\n", 495 dev_info(&dev->dev,
496 dev->vendor, dev->device, pirq, irq); 496 "AMD756: dev [%04x/%04x], router PIRQ %d get IRQ %d\n",
497 dev->vendor, dev->device, pirq, irq);
497 return irq; 498 return irq;
498} 499}
499 500
500static int pirq_amd756_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq) 501static int pirq_amd756_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)
501{ 502{
502 printk(KERN_INFO "AMD756: dev %04x:%04x, router pirq : %d SET irq : %2d\n", 503 dev_info(&dev->dev,
503 dev->vendor, dev->device, pirq, irq); 504 "AMD756: dev [%04x/%04x], router PIRQ %d set IRQ %d\n",
505 dev->vendor, dev->device, pirq, irq);
504 if (pirq <= 4) 506 if (pirq <= 4)
505 write_config_nybble(router, 0x56, pirq - 1, irq); 507 write_config_nybble(router, 0x56, pirq - 1, irq);
506 return 1; 508 return 1;
@@ -730,7 +732,6 @@ static __init int ali_router_probe(struct irq_router *r, struct pci_dev *router,
730 switch (device) { 732 switch (device) {
731 case PCI_DEVICE_ID_AL_M1533: 733 case PCI_DEVICE_ID_AL_M1533:
732 case PCI_DEVICE_ID_AL_M1563: 734 case PCI_DEVICE_ID_AL_M1563:
733 printk(KERN_DEBUG "PCI: Using ALI IRQ Router\n");
734 r->name = "ALI"; 735 r->name = "ALI";
735 r->get = pirq_ali_get; 736 r->get = pirq_ali_get;
736 r->set = pirq_ali_set; 737 r->set = pirq_ali_set;
@@ -840,11 +841,9 @@ static void __init pirq_find_router(struct irq_router *r)
840 h->probe(r, pirq_router_dev, pirq_router_dev->device)) 841 h->probe(r, pirq_router_dev, pirq_router_dev->device))
841 break; 842 break;
842 } 843 }
843 printk(KERN_INFO "PCI: Using IRQ router %s [%04x/%04x] at %s\n", 844 dev_info(&pirq_router_dev->dev, "%s IRQ router [%04x/%04x]\n",
844 pirq_router.name, 845 pirq_router.name,
845 pirq_router_dev->vendor, 846 pirq_router_dev->vendor, pirq_router_dev->device);
846 pirq_router_dev->device,
847 pci_name(pirq_router_dev));
848 847
849 /* The device remains referenced for the kernel lifetime */ 848 /* The device remains referenced for the kernel lifetime */
850} 849}
@@ -877,7 +876,7 @@ static int pcibios_lookup_irq(struct pci_dev *dev, int assign)
877 /* Find IRQ pin */ 876 /* Find IRQ pin */
878 pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin); 877 pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin);
879 if (!pin) { 878 if (!pin) {
880 DBG(KERN_DEBUG " -> no interrupt pin\n"); 879 dev_dbg(&dev->dev, "no interrupt pin\n");
881 return 0; 880 return 0;
882 } 881 }
883 pin = pin - 1; 882 pin = pin - 1;
@@ -887,20 +886,20 @@ static int pcibios_lookup_irq(struct pci_dev *dev, int assign)
887 if (!pirq_table) 886 if (!pirq_table)
888 return 0; 887 return 0;
889 888
890 DBG(KERN_DEBUG "IRQ for %s[%c]", pci_name(dev), 'A' + pin);
891 info = pirq_get_info(dev); 889 info = pirq_get_info(dev);
892 if (!info) { 890 if (!info) {
893 DBG(" -> not found in routing table\n" KERN_DEBUG); 891 dev_dbg(&dev->dev, "PCI INT %c not found in routing table\n",
892 'A' + pin);
894 return 0; 893 return 0;
895 } 894 }
896 pirq = info->irq[pin].link; 895 pirq = info->irq[pin].link;
897 mask = info->irq[pin].bitmap; 896 mask = info->irq[pin].bitmap;
898 if (!pirq) { 897 if (!pirq) {
899 DBG(" -> not routed\n" KERN_DEBUG); 898 dev_dbg(&dev->dev, "PCI INT %c not routed\n", 'A' + pin);
900 return 0; 899 return 0;
901 } 900 }
902 DBG(" -> PIRQ %02x, mask %04x, excl %04x", pirq, mask, 901 dev_dbg(&dev->dev, "PCI INT %c -> PIRQ %02x, mask %04x, excl %04x",
903 pirq_table->exclusive_irqs); 902 'A' + pin, pirq, mask, pirq_table->exclusive_irqs);
904 mask &= pcibios_irq_mask; 903 mask &= pcibios_irq_mask;
905 904
906 /* Work around broken HP Pavilion Notebooks which assign USB to 905 /* Work around broken HP Pavilion Notebooks which assign USB to
@@ -930,10 +929,8 @@ static int pcibios_lookup_irq(struct pci_dev *dev, int assign)
930 if (pci_probe & PCI_USE_PIRQ_MASK) 929 if (pci_probe & PCI_USE_PIRQ_MASK)
931 newirq = 0; 930 newirq = 0;
932 else 931 else
933 printk("\n" KERN_WARNING 932 dev_warn(&dev->dev, "IRQ %d doesn't match PIRQ mask "
934 "PCI: IRQ %i for device %s doesn't match PIRQ mask - try pci=usepirqmask\n" 933 "%#x; try pci=usepirqmask\n", newirq, mask);
935 KERN_DEBUG, newirq,
936 pci_name(dev));
937 } 934 }
938 if (!newirq && assign) { 935 if (!newirq && assign) {
939 for (i = 0; i < 16; i++) { 936 for (i = 0; i < 16; i++) {
@@ -944,39 +941,35 @@ static int pcibios_lookup_irq(struct pci_dev *dev, int assign)
944 newirq = i; 941 newirq = i;
945 } 942 }
946 } 943 }
947 DBG(" -> newirq=%d", newirq); 944 dev_dbg(&dev->dev, "PCI INT %c -> newirq %d", 'A' + pin, newirq);
948 945
949 /* Check if it is hardcoded */ 946 /* Check if it is hardcoded */
950 if ((pirq & 0xf0) == 0xf0) { 947 if ((pirq & 0xf0) == 0xf0) {
951 irq = pirq & 0xf; 948 irq = pirq & 0xf;
952 DBG(" -> hardcoded IRQ %d\n", irq); 949 msg = "hardcoded";
953 msg = "Hardcoded";
954 } else if (r->get && (irq = r->get(pirq_router_dev, dev, pirq)) && \ 950 } else if (r->get && (irq = r->get(pirq_router_dev, dev, pirq)) && \
955 ((!(pci_probe & PCI_USE_PIRQ_MASK)) || ((1 << irq) & mask))) { 951 ((!(pci_probe & PCI_USE_PIRQ_MASK)) || ((1 << irq) & mask))) {
956 DBG(" -> got IRQ %d\n", irq); 952 msg = "found";
957 msg = "Found";
958 eisa_set_level_irq(irq); 953 eisa_set_level_irq(irq);
959 } else if (newirq && r->set && 954 } else if (newirq && r->set &&
960 (dev->class >> 8) != PCI_CLASS_DISPLAY_VGA) { 955 (dev->class >> 8) != PCI_CLASS_DISPLAY_VGA) {
961 DBG(" -> assigning IRQ %d", newirq);
962 if (r->set(pirq_router_dev, dev, pirq, newirq)) { 956 if (r->set(pirq_router_dev, dev, pirq, newirq)) {
963 eisa_set_level_irq(newirq); 957 eisa_set_level_irq(newirq);
964 DBG(" ... OK\n"); 958 msg = "assigned";
965 msg = "Assigned";
966 irq = newirq; 959 irq = newirq;
967 } 960 }
968 } 961 }
969 962
970 if (!irq) { 963 if (!irq) {
971 DBG(" ... failed\n");
972 if (newirq && mask == (1 << newirq)) { 964 if (newirq && mask == (1 << newirq)) {
973 msg = "Guessed"; 965 msg = "guessed";
974 irq = newirq; 966 irq = newirq;
975 } else 967 } else {
968 dev_dbg(&dev->dev, "can't route interrupt\n");
976 return 0; 969 return 0;
970 }
977 } 971 }
978 printk(KERN_INFO "PCI: %s IRQ %d for device %s\n", msg, irq, 972 dev_info(&dev->dev, "%s PCI INT %c -> IRQ %d\n", msg, 'A' + pin, irq);
979 pci_name(dev));
980 973
981 /* Update IRQ for all devices with the same pirq value */ 974 /* Update IRQ for all devices with the same pirq value */
982 while ((dev2 = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev2)) != NULL) { 975 while ((dev2 = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev2)) != NULL) {
@@ -996,17 +989,17 @@ static int pcibios_lookup_irq(struct pci_dev *dev, int assign)
996 (!(pci_probe & PCI_USE_PIRQ_MASK) || \ 989 (!(pci_probe & PCI_USE_PIRQ_MASK) || \
997 ((1 << dev2->irq) & mask))) { 990 ((1 << dev2->irq) & mask))) {
998#ifndef CONFIG_PCI_MSI 991#ifndef CONFIG_PCI_MSI
999 printk(KERN_INFO "IRQ routing conflict for %s, have irq %d, want irq %d\n", 992 dev_info(&dev2->dev, "IRQ routing conflict: "
1000 pci_name(dev2), dev2->irq, irq); 993 "have IRQ %d, want IRQ %d\n",
994 dev2->irq, irq);
1001#endif 995#endif
1002 continue; 996 continue;
1003 } 997 }
1004 dev2->irq = irq; 998 dev2->irq = irq;
1005 pirq_penalty[irq]++; 999 pirq_penalty[irq]++;
1006 if (dev != dev2) 1000 if (dev != dev2)
1007 printk(KERN_INFO 1001 dev_info(&dev->dev, "sharing IRQ %d with %s\n",
1008 "PCI: Sharing IRQ %d with %s\n", 1002 irq, pci_name(dev2));
1009 irq, pci_name(dev2));
1010 } 1003 }
1011 } 1004 }
1012 return 1; 1005 return 1;
@@ -1025,8 +1018,7 @@ static void __init pcibios_fixup_irqs(void)
1025 * already in use. 1018 * already in use.
1026 */ 1019 */
1027 if (dev->irq >= 16) { 1020 if (dev->irq >= 16) {
1028 DBG(KERN_DEBUG "%s: ignoring bogus IRQ %d\n", 1021 dev_dbg(&dev->dev, "ignoring bogus IRQ %d\n", dev->irq);
1029 pci_name(dev), dev->irq);
1030 dev->irq = 0; 1022 dev->irq = 0;
1031 } 1023 }
1032 /* 1024 /*
@@ -1070,12 +1062,12 @@ static void __init pcibios_fixup_irqs(void)
1070 irq = IO_APIC_get_PCI_irq_vector(bridge->bus->number, 1062 irq = IO_APIC_get_PCI_irq_vector(bridge->bus->number,
1071 PCI_SLOT(bridge->devfn), pin); 1063 PCI_SLOT(bridge->devfn), pin);
1072 if (irq >= 0) 1064 if (irq >= 0)
1073 printk(KERN_WARNING "PCI: using PPB %s[%c] to get irq %d\n", 1065 dev_warn(&dev->dev, "using bridge %s INT %c to get IRQ %d\n",
1074 pci_name(bridge), 'A' + pin, irq); 1066 pci_name(bridge),
1067 'A' + pin, irq);
1075 } 1068 }
1076 if (irq >= 0) { 1069 if (irq >= 0) {
1077 printk(KERN_INFO "PCI->APIC IRQ transform: %s[%c] -> IRQ %d\n", 1070 dev_info(&dev->dev, "PCI->APIC IRQ transform: INT %c -> IRQ %d\n", 'A' + pin, irq);
1078 pci_name(dev), 'A' + pin, irq);
1079 dev->irq = irq; 1071 dev->irq = irq;
1080 } 1072 }
1081 } 1073 }
@@ -1231,25 +1223,24 @@ static int pirq_enable_irq(struct pci_dev *dev)
1231 irq = IO_APIC_get_PCI_irq_vector(bridge->bus->number, 1223 irq = IO_APIC_get_PCI_irq_vector(bridge->bus->number,
1232 PCI_SLOT(bridge->devfn), pin); 1224 PCI_SLOT(bridge->devfn), pin);
1233 if (irq >= 0) 1225 if (irq >= 0)
1234 printk(KERN_WARNING 1226 dev_warn(&dev->dev, "using bridge %s "
1235 "PCI: using PPB %s[%c] to get irq %d\n", 1227 "INT %c to get IRQ %d\n",
1236 pci_name(bridge), 1228 pci_name(bridge), 'A' + pin,
1237 'A' + pin, irq); 1229 irq);
1238 dev = bridge; 1230 dev = bridge;
1239 } 1231 }
1240 dev = temp_dev; 1232 dev = temp_dev;
1241 if (irq >= 0) { 1233 if (irq >= 0) {
1242 printk(KERN_INFO 1234 dev_info(&dev->dev, "PCI->APIC IRQ transform: "
1243 "PCI->APIC IRQ transform: %s[%c] -> IRQ %d\n", 1235 "INT %c -> IRQ %d\n", 'A' + pin, irq);
1244 pci_name(dev), 'A' + pin, irq);
1245 dev->irq = irq; 1236 dev->irq = irq;
1246 return 0; 1237 return 0;
1247 } else 1238 } else
1248 msg = " Probably buggy MP table."; 1239 msg = "; probably buggy MP table";
1249 } else if (pci_probe & PCI_BIOS_IRQ_SCAN) 1240 } else if (pci_probe & PCI_BIOS_IRQ_SCAN)
1250 msg = ""; 1241 msg = "";
1251 else 1242 else
1252 msg = " Please try using pci=biosirq."; 1243 msg = "; please try using pci=biosirq";
1253 1244
1254 /* 1245 /*
1255 * With IDE legacy devices the IRQ lookup failure is not 1246 * With IDE legacy devices the IRQ lookup failure is not
@@ -1259,9 +1250,8 @@ static int pirq_enable_irq(struct pci_dev *dev)
1259 !(dev->class & 0x5)) 1250 !(dev->class & 0x5))
1260 return 0; 1251 return 0;
1261 1252
1262 printk(KERN_WARNING 1253 dev_warn(&dev->dev, "can't find IRQ for PCI INT %c%s\n",
1263 "PCI: No IRQ known for interrupt pin %c of device %s.%s\n", 1254 'A' + pin, msg);
1264 'A' + pin, pci_name(dev), msg);
1265 } 1255 }
1266 return 0; 1256 return 0;
1267} 1257}
diff --git a/arch/x86/pci/numaq_32.c b/arch/x86/pci/numaq_32.c
index f4b16dc11dad..1177845d3186 100644
--- a/arch/x86/pci/numaq_32.c
+++ b/arch/x86/pci/numaq_32.c
@@ -131,13 +131,14 @@ static void __devinit pci_fixup_i450nx(struct pci_dev *d)
131 u8 busno, suba, subb; 131 u8 busno, suba, subb;
132 int quad = BUS2QUAD(d->bus->number); 132 int quad = BUS2QUAD(d->bus->number);
133 133
134 printk("PCI: Searching for i450NX host bridges on %s\n", pci_name(d)); 134 dev_info(&d->dev, "searching for i450NX host bridges\n");
135 reg = 0xd0; 135 reg = 0xd0;
136 for(pxb=0; pxb<2; pxb++) { 136 for(pxb=0; pxb<2; pxb++) {
137 pci_read_config_byte(d, reg++, &busno); 137 pci_read_config_byte(d, reg++, &busno);
138 pci_read_config_byte(d, reg++, &suba); 138 pci_read_config_byte(d, reg++, &suba);
139 pci_read_config_byte(d, reg++, &subb); 139 pci_read_config_byte(d, reg++, &subb);
140 DBG("i450NX PXB %d: %02x/%02x/%02x\n", pxb, busno, suba, subb); 140 dev_dbg(&d->dev, "i450NX PXB %d: %02x/%02x/%02x\n",
141 pxb, busno, suba, subb);
141 if (busno) { 142 if (busno) {
142 /* Bus A */ 143 /* Bus A */
143 pci_scan_bus_with_sysdata(QUADLOCAL2BUS(quad, busno)); 144 pci_scan_bus_with_sysdata(QUADLOCAL2BUS(quad, busno));