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authorIngo Molnar <mingo@elte.hu>2008-07-18 04:14:56 -0400
committerIngo Molnar <mingo@elte.hu>2008-07-18 04:14:56 -0400
commit48ae74443403ab25876959e84785f61bf421ccef (patch)
treedd6d8277f2f0e691edf49a38ff9a804f9a1532d0 /drivers/pci/setup-bus.c
parent1b82c9666a6f637ccb3a86d0fbe23d0427076815 (diff)
parent5b664cb235e97afbf34db9c4d77f08ebd725335e (diff)
Merge branch 'linus' into x86/step
Diffstat (limited to 'drivers/pci/setup-bus.c')
-rw-r--r--drivers/pci/setup-bus.c43
1 files changed, 18 insertions, 25 deletions
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index 8ddb918f5f57..827c0a520e2b 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -27,13 +27,6 @@
27#include <linux/slab.h> 27#include <linux/slab.h>
28 28
29 29
30#define DEBUG_CONFIG 1
31#if DEBUG_CONFIG
32#define DBG(x...) printk(x)
33#else
34#define DBG(x...)
35#endif
36
37static void pbus_assign_resources_sorted(struct pci_bus *bus) 30static void pbus_assign_resources_sorted(struct pci_bus *bus)
38{ 31{
39 struct pci_dev *dev; 32 struct pci_dev *dev;
@@ -81,8 +74,8 @@ void pci_setup_cardbus(struct pci_bus *bus)
81 struct pci_dev *bridge = bus->self; 74 struct pci_dev *bridge = bus->self;
82 struct pci_bus_region region; 75 struct pci_bus_region region;
83 76
84 printk("PCI: Bus %d, cardbus bridge: %s\n", 77 dev_info(&bridge->dev, "CardBus bridge, secondary bus %04x:%02x\n",
85 bus->number, pci_name(bridge)); 78 pci_domain_nr(bus), bus->number);
86 79
87 pcibios_resource_to_bus(bridge, &region, bus->resource[0]); 80 pcibios_resource_to_bus(bridge, &region, bus->resource[0]);
88 if (bus->resource[0]->flags & IORESOURCE_IO) { 81 if (bus->resource[0]->flags & IORESOURCE_IO) {
@@ -90,7 +83,7 @@ void pci_setup_cardbus(struct pci_bus *bus)
90 * The IO resource is allocated a range twice as large as it 83 * The IO resource is allocated a range twice as large as it
91 * would normally need. This allows us to set both IO regs. 84 * would normally need. This allows us to set both IO regs.
92 */ 85 */
93 printk(KERN_INFO " IO window: 0x%08lx-0x%08lx\n", 86 dev_info(&bridge->dev, " IO window: %#08lx-%#08lx\n",
94 (unsigned long)region.start, 87 (unsigned long)region.start,
95 (unsigned long)region.end); 88 (unsigned long)region.end);
96 pci_write_config_dword(bridge, PCI_CB_IO_BASE_0, 89 pci_write_config_dword(bridge, PCI_CB_IO_BASE_0,
@@ -101,7 +94,7 @@ void pci_setup_cardbus(struct pci_bus *bus)
101 94
102 pcibios_resource_to_bus(bridge, &region, bus->resource[1]); 95 pcibios_resource_to_bus(bridge, &region, bus->resource[1]);
103 if (bus->resource[1]->flags & IORESOURCE_IO) { 96 if (bus->resource[1]->flags & IORESOURCE_IO) {
104 printk(KERN_INFO " IO window: 0x%08lx-0x%08lx\n", 97 dev_info(&bridge->dev, " IO window: %#08lx-%#08lx\n",
105 (unsigned long)region.start, 98 (unsigned long)region.start,
106 (unsigned long)region.end); 99 (unsigned long)region.end);
107 pci_write_config_dword(bridge, PCI_CB_IO_BASE_1, 100 pci_write_config_dword(bridge, PCI_CB_IO_BASE_1,
@@ -112,7 +105,7 @@ void pci_setup_cardbus(struct pci_bus *bus)
112 105
113 pcibios_resource_to_bus(bridge, &region, bus->resource[2]); 106 pcibios_resource_to_bus(bridge, &region, bus->resource[2]);
114 if (bus->resource[2]->flags & IORESOURCE_MEM) { 107 if (bus->resource[2]->flags & IORESOURCE_MEM) {
115 printk(KERN_INFO " PREFETCH window: 0x%08lx-0x%08lx\n", 108 dev_info(&bridge->dev, " PREFETCH window: %#08lx-%#08lx\n",
116 (unsigned long)region.start, 109 (unsigned long)region.start,
117 (unsigned long)region.end); 110 (unsigned long)region.end);
118 pci_write_config_dword(bridge, PCI_CB_MEMORY_BASE_0, 111 pci_write_config_dword(bridge, PCI_CB_MEMORY_BASE_0,
@@ -123,7 +116,7 @@ void pci_setup_cardbus(struct pci_bus *bus)
123 116
124 pcibios_resource_to_bus(bridge, &region, bus->resource[3]); 117 pcibios_resource_to_bus(bridge, &region, bus->resource[3]);
125 if (bus->resource[3]->flags & IORESOURCE_MEM) { 118 if (bus->resource[3]->flags & IORESOURCE_MEM) {
126 printk(KERN_INFO " MEM window: 0x%08lx-0x%08lx\n", 119 dev_info(&bridge->dev, " MEM window: %#08lx-%#08lx\n",
127 (unsigned long)region.start, 120 (unsigned long)region.start,
128 (unsigned long)region.end); 121 (unsigned long)region.end);
129 pci_write_config_dword(bridge, PCI_CB_MEMORY_BASE_1, 122 pci_write_config_dword(bridge, PCI_CB_MEMORY_BASE_1,
@@ -151,7 +144,8 @@ static void pci_setup_bridge(struct pci_bus *bus)
151 struct pci_bus_region region; 144 struct pci_bus_region region;
152 u32 l, bu, lu, io_upper16; 145 u32 l, bu, lu, io_upper16;
153 146
154 DBG(KERN_INFO "PCI: Bridge: %s\n", pci_name(bridge)); 147 dev_info(&bridge->dev, "PCI bridge, secondary bus %04x:%02x\n",
148 pci_domain_nr(bus), bus->number);
155 149
156 /* Set up the top and bottom of the PCI I/O segment for this bus. */ 150 /* Set up the top and bottom of the PCI I/O segment for this bus. */
157 pcibios_resource_to_bus(bridge, &region, bus->resource[0]); 151 pcibios_resource_to_bus(bridge, &region, bus->resource[0]);
@@ -162,7 +156,7 @@ static void pci_setup_bridge(struct pci_bus *bus)
162 l |= region.end & 0xf000; 156 l |= region.end & 0xf000;
163 /* Set up upper 16 bits of I/O base/limit. */ 157 /* Set up upper 16 bits of I/O base/limit. */
164 io_upper16 = (region.end & 0xffff0000) | (region.start >> 16); 158 io_upper16 = (region.end & 0xffff0000) | (region.start >> 16);
165 DBG(KERN_INFO " IO window: %04lx-%04lx\n", 159 dev_info(&bridge->dev, " IO window: %#04lx-%#04lx\n",
166 (unsigned long)region.start, 160 (unsigned long)region.start,
167 (unsigned long)region.end); 161 (unsigned long)region.end);
168 } 162 }
@@ -170,7 +164,7 @@ static void pci_setup_bridge(struct pci_bus *bus)
170 /* Clear upper 16 bits of I/O base/limit. */ 164 /* Clear upper 16 bits of I/O base/limit. */
171 io_upper16 = 0; 165 io_upper16 = 0;
172 l = 0x00f0; 166 l = 0x00f0;
173 DBG(KERN_INFO " IO window: disabled.\n"); 167 dev_info(&bridge->dev, " IO window: disabled\n");
174 } 168 }
175 /* Temporarily disable the I/O range before updating PCI_IO_BASE. */ 169 /* Temporarily disable the I/O range before updating PCI_IO_BASE. */
176 pci_write_config_dword(bridge, PCI_IO_BASE_UPPER16, 0x0000ffff); 170 pci_write_config_dword(bridge, PCI_IO_BASE_UPPER16, 0x0000ffff);
@@ -185,13 +179,13 @@ static void pci_setup_bridge(struct pci_bus *bus)
185 if (bus->resource[1]->flags & IORESOURCE_MEM) { 179 if (bus->resource[1]->flags & IORESOURCE_MEM) {
186 l = (region.start >> 16) & 0xfff0; 180 l = (region.start >> 16) & 0xfff0;
187 l |= region.end & 0xfff00000; 181 l |= region.end & 0xfff00000;
188 DBG(KERN_INFO " MEM window: 0x%08lx-0x%08lx\n", 182 dev_info(&bridge->dev, " MEM window: %#08lx-%#08lx\n",
189 (unsigned long)region.start, 183 (unsigned long)region.start,
190 (unsigned long)region.end); 184 (unsigned long)region.end);
191 } 185 }
192 else { 186 else {
193 l = 0x0000fff0; 187 l = 0x0000fff0;
194 DBG(KERN_INFO " MEM window: disabled.\n"); 188 dev_info(&bridge->dev, " MEM window: disabled\n");
195 } 189 }
196 pci_write_config_dword(bridge, PCI_MEMORY_BASE, l); 190 pci_write_config_dword(bridge, PCI_MEMORY_BASE, l);
197 191
@@ -208,13 +202,13 @@ static void pci_setup_bridge(struct pci_bus *bus)
208 l |= region.end & 0xfff00000; 202 l |= region.end & 0xfff00000;
209 bu = upper_32_bits(region.start); 203 bu = upper_32_bits(region.start);
210 lu = upper_32_bits(region.end); 204 lu = upper_32_bits(region.end);
211 DBG(KERN_INFO " PREFETCH window: 0x%016llx-0x%016llx\n", 205 dev_info(&bridge->dev, " PREFETCH window: %#016llx-%#016llx\n",
212 (unsigned long long)region.start, 206 (unsigned long long)region.start,
213 (unsigned long long)region.end); 207 (unsigned long long)region.end);
214 } 208 }
215 else { 209 else {
216 l = 0x0000fff0; 210 l = 0x0000fff0;
217 DBG(KERN_INFO " PREFETCH window: disabled.\n"); 211 dev_info(&bridge->dev, " PREFETCH window: disabled\n");
218 } 212 }
219 pci_write_config_dword(bridge, PCI_PREF_MEMORY_BASE, l); 213 pci_write_config_dword(bridge, PCI_PREF_MEMORY_BASE, l);
220 214
@@ -361,9 +355,8 @@ static int pbus_size_mem(struct pci_bus *bus, unsigned long mask, unsigned long
361 align = (i < PCI_BRIDGE_RESOURCES) ? r_size : r->start; 355 align = (i < PCI_BRIDGE_RESOURCES) ? r_size : r->start;
362 order = __ffs(align) - 20; 356 order = __ffs(align) - 20;
363 if (order > 11) { 357 if (order > 11) {
364 printk(KERN_WARNING "PCI: region %s/%d " 358 dev_warn(&dev->dev, "BAR %d too large: "
365 "too large: 0x%016llx-0x%016llx\n", 359 "%#016llx-%#016llx\n", i,
366 pci_name(dev), i,
367 (unsigned long long)r->start, 360 (unsigned long long)r->start,
368 (unsigned long long)r->end); 361 (unsigned long long)r->end);
369 r->flags = 0; 362 r->flags = 0;
@@ -529,8 +522,8 @@ void __ref pci_bus_assign_resources(struct pci_bus *bus)
529 break; 522 break;
530 523
531 default: 524 default:
532 printk(KERN_INFO "PCI: not setting up bridge %s " 525 dev_info(&dev->dev, "not setting up bridge for bus "
533 "for bus %d\n", pci_name(dev), b->number); 526 "%04x:%02x\n", pci_domain_nr(b), b->number);
534 break; 527 break;
535 } 528 }
536 } 529 }