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-rw-r--r--arch/arm64/configs/defconfig3
-rw-r--r--arch/microblaze/include/asm/pci.h4
-rw-r--r--arch/microblaze/pci/pci-common.c61
-rw-r--r--arch/mips/pci/pci-legacy.c8
-rw-r--r--arch/sparc/kernel/leon_pci.c62
-rw-r--r--arch/sparc/kernel/pci.c136
-rw-r--r--arch/sparc/kernel/pci_common.c31
-rw-r--r--arch/sparc/kernel/pci_msi.c10
-rw-r--r--arch/sparc/kernel/pcic.c94
-rw-r--r--arch/x86/pci/early.c19
-rw-r--r--arch/x86/pci/fixup.c4
-rw-r--r--arch/xtensa/include/asm/pci.h2
-rw-r--r--arch/xtensa/kernel/pci.c69
13 files changed, 177 insertions, 326 deletions
diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
index ecf613761e78..17ea72b1b389 100644
--- a/arch/arm64/configs/defconfig
+++ b/arch/arm64/configs/defconfig
@@ -78,7 +78,8 @@ CONFIG_PCIE_ARMADA_8K=y
CONFIG_PCI_AARDVARK=y
CONFIG_PCI_TEGRA=y
CONFIG_PCIE_RCAR=y
-CONFIG_PCIE_ROCKCHIP=m
+CONFIG_PCIE_ROCKCHIP=y
+CONFIG_PCIE_ROCKCHIP_HOST=m
CONFIG_PCI_HOST_GENERIC=y
CONFIG_PCI_XGENE=y
CONFIG_PCI_HOST_THUNDER_PEM=y
diff --git a/arch/microblaze/include/asm/pci.h b/arch/microblaze/include/asm/pci.h
index 66cf3a5a2f83..859c19828dd4 100644
--- a/arch/microblaze/include/asm/pci.h
+++ b/arch/microblaze/include/asm/pci.h
@@ -61,10 +61,6 @@ extern int pci_mmap_legacy_page_range(struct pci_bus *bus,
#define HAVE_PCI_LEGACY 1
-extern void pcibios_claim_one_bus(struct pci_bus *b);
-
-extern void pcibios_finish_adding_to_bus(struct pci_bus *bus);
-
extern void pcibios_resource_survey(void);
struct file;
diff --git a/arch/microblaze/pci/pci-common.c b/arch/microblaze/pci/pci-common.c
index 161f9758c631..f34346d56095 100644
--- a/arch/microblaze/pci/pci-common.c
+++ b/arch/microblaze/pci/pci-common.c
@@ -915,67 +915,6 @@ void __init pcibios_resource_survey(void)
pci_assign_unassigned_resources();
}
-/* This is used by the PCI hotplug driver to allocate resource
- * of newly plugged busses. We can try to consolidate with the
- * rest of the code later, for now, keep it as-is as our main
- * resource allocation function doesn't deal with sub-trees yet.
- */
-void pcibios_claim_one_bus(struct pci_bus *bus)
-{
- struct pci_dev *dev;
- struct pci_bus *child_bus;
-
- list_for_each_entry(dev, &bus->devices, bus_list) {
- int i;
-
- for (i = 0; i < PCI_NUM_RESOURCES; i++) {
- struct resource *r = &dev->resource[i];
-
- if (r->parent || !r->start || !r->flags)
- continue;
-
- pr_debug("PCI: Claiming %s: ", pci_name(dev));
- pr_debug("Resource %d: %016llx..%016llx [%x]\n",
- i, (unsigned long long)r->start,
- (unsigned long long)r->end,
- (unsigned int)r->flags);
-
- if (pci_claim_resource(dev, i) == 0)
- continue;
-
- pci_claim_bridge_resource(dev, i);
- }
- }
-
- list_for_each_entry(child_bus, &bus->children, node)
- pcibios_claim_one_bus(child_bus);
-}
-EXPORT_SYMBOL_GPL(pcibios_claim_one_bus);
-
-
-/* pcibios_finish_adding_to_bus
- *
- * This is to be called by the hotplug code after devices have been
- * added to a bus, this include calling it for a PHB that is just
- * being added
- */
-void pcibios_finish_adding_to_bus(struct pci_bus *bus)
-{
- pr_debug("PCI: Finishing adding to hotplug bus %04x:%02x\n",
- pci_domain_nr(bus), bus->number);
-
- /* Allocate bus and devices resources */
- pcibios_allocate_bus_resources(bus);
- pcibios_claim_one_bus(bus);
-
- /* Add new devices to global lists. Register in proc, sysfs. */
- pci_bus_add_devices(bus);
-
- /* Fixup EEH */
- /* eeh_add_device_tree_late(bus); */
-}
-EXPORT_SYMBOL_GPL(pcibios_finish_adding_to_bus);
-
static void pcibios_setup_phb_resources(struct pci_controller *hose,
struct list_head *resources)
{
diff --git a/arch/mips/pci/pci-legacy.c b/arch/mips/pci/pci-legacy.c
index 0c65c38e05d6..f1e92bf743c2 100644
--- a/arch/mips/pci/pci-legacy.c
+++ b/arch/mips/pci/pci-legacy.c
@@ -263,9 +263,8 @@ static int pcibios_enable_resources(struct pci_dev *dev, int mask)
(!(r->flags & IORESOURCE_ROM_ENABLE)))
continue;
if (!r->start && r->end) {
- printk(KERN_ERR "PCI: Device %s not available "
- "because of resource collisions\n",
- pci_name(dev));
+ pci_err(dev,
+ "can't enable device: resource collisions\n");
return -EINVAL;
}
if (r->flags & IORESOURCE_IO)
@@ -274,8 +273,7 @@ static int pcibios_enable_resources(struct pci_dev *dev, int mask)
cmd |= PCI_COMMAND_MEMORY;
}
if (cmd != old_cmd) {
- printk("PCI: Enabling device %s (%04x -> %04x)\n",
- pci_name(dev), old_cmd, cmd);
+ pci_info(dev, "enabling device (%04x -> %04x)\n", old_cmd, cmd);
pci_write_config_word(dev, PCI_COMMAND, cmd);
}
return 0;
diff --git a/arch/sparc/kernel/leon_pci.c b/arch/sparc/kernel/leon_pci.c
index 15b59169c535..e5e5ff6b9a5c 100644
--- a/arch/sparc/kernel/leon_pci.c
+++ b/arch/sparc/kernel/leon_pci.c
@@ -60,50 +60,30 @@ void leon_pci_init(struct platform_device *ofdev, struct leon_pci_info *info)
pci_bus_add_devices(root_bus);
}
-void pcibios_fixup_bus(struct pci_bus *pbus)
+int pcibios_enable_device(struct pci_dev *dev, int mask)
{
- struct pci_dev *dev;
- int i, has_io, has_mem;
- u16 cmd;
+ u16 cmd, oldcmd;
+ int i;
- list_for_each_entry(dev, &pbus->devices, bus_list) {
- /*
- * We can not rely on that the bootloader has enabled I/O
- * or memory access to PCI devices. Instead we enable it here
- * if the device has BARs of respective type.
- */
- has_io = has_mem = 0;
- for (i = 0; i < PCI_ROM_RESOURCE; i++) {
- unsigned long f = dev->resource[i].flags;
- if (f & IORESOURCE_IO)
- has_io = 1;
- else if (f & IORESOURCE_MEM)
- has_mem = 1;
- }
- /* ROM BARs are mapped into 32-bit memory space */
- if (dev->resource[PCI_ROM_RESOURCE].end != 0) {
- dev->resource[PCI_ROM_RESOURCE].flags |=
- IORESOURCE_ROM_ENABLE;
- has_mem = 1;
- }
- pci_bus_read_config_word(pbus, dev->devfn, PCI_COMMAND, &cmd);
- if (has_io && !(cmd & PCI_COMMAND_IO)) {
-#ifdef CONFIG_PCI_DEBUG
- printk(KERN_INFO "LEONPCI: Enabling I/O for dev %s\n",
- pci_name(dev));
-#endif
+ pci_read_config_word(dev, PCI_COMMAND, &cmd);
+ oldcmd = cmd;
+
+ for (i = 0; i < PCI_NUM_RESOURCES; i++) {
+ struct resource *res = &dev->resource[i];
+
+ /* Only set up the requested stuff */
+ if (!(mask & (1<<i)))
+ continue;
+
+ if (res->flags & IORESOURCE_IO)
cmd |= PCI_COMMAND_IO;
- pci_bus_write_config_word(pbus, dev->devfn, PCI_COMMAND,
- cmd);
- }
- if (has_mem && !(cmd & PCI_COMMAND_MEMORY)) {
-#ifdef CONFIG_PCI_DEBUG
- printk(KERN_INFO "LEONPCI: Enabling MEMORY for dev"
- "%s\n", pci_name(dev));
-#endif
+ if (res->flags & IORESOURCE_MEM)
cmd |= PCI_COMMAND_MEMORY;
- pci_bus_write_config_word(pbus, dev->devfn, PCI_COMMAND,
- cmd);
- }
}
+
+ if (cmd != oldcmd) {
+ pci_info(dev, "enabling device (%04x -> %04x)\n", oldcmd, cmd);
+ pci_write_config_word(dev, PCI_COMMAND, cmd);
+ }
+ return 0;
}
diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c
index 41b20edb427d..17ea16a1337c 100644
--- a/arch/sparc/kernel/pci.c
+++ b/arch/sparc/kernel/pci.c
@@ -214,8 +214,8 @@ static void pci_parse_of_addrs(struct platform_device *op,
if (!addrs)
return;
if (ofpci_verbose)
- printk(" parse addresses (%d bytes) @ %p\n",
- proplen, addrs);
+ pci_info(dev, " parse addresses (%d bytes) @ %p\n",
+ proplen, addrs);
op_res = &op->resource[0];
for (; proplen >= 20; proplen -= 20, addrs += 5, op_res++) {
struct resource *res;
@@ -227,8 +227,8 @@ static void pci_parse_of_addrs(struct platform_device *op,
continue;
i = addrs[0] & 0xff;
if (ofpci_verbose)
- printk(" start: %llx, end: %llx, i: %x\n",
- op_res->start, op_res->end, i);
+ pci_info(dev, " start: %llx, end: %llx, i: %x\n",
+ op_res->start, op_res->end, i);
if (PCI_BASE_ADDRESS_0 <= i && i <= PCI_BASE_ADDRESS_5) {
res = &dev->resource[(i - PCI_BASE_ADDRESS_0) >> 2];
@@ -236,13 +236,15 @@ static void pci_parse_of_addrs(struct platform_device *op,
res = &dev->resource[PCI_ROM_RESOURCE];
flags |= IORESOURCE_READONLY | IORESOURCE_SIZEALIGN;
} else {
- printk(KERN_ERR "PCI: bad cfg reg num 0x%x\n", i);
+ pci_err(dev, "bad cfg reg num 0x%x\n", i);
continue;
}
res->start = op_res->start;
res->end = op_res->end;
res->flags = flags;
res->name = pci_name(dev);
+
+ pci_info(dev, "reg 0x%x: %pR\n", i, res);
}
}
@@ -289,8 +291,8 @@ static struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
type = "";
if (ofpci_verbose)
- printk(" create device, devfn: %x, type: %s\n",
- devfn, type);
+ pci_info(bus," create device, devfn: %x, type: %s\n",
+ devfn, type);
dev->sysdata = node;
dev->dev.parent = bus->bridge;
@@ -323,10 +325,6 @@ static struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
dev_set_name(&dev->dev, "%04x:%02x:%02x.%d", pci_domain_nr(bus),
dev->bus->number, PCI_SLOT(devfn), PCI_FUNC(devfn));
- if (ofpci_verbose)
- printk(" class: 0x%x device name: %s\n",
- dev->class, pci_name(dev));
-
/* I have seen IDE devices which will not respond to
* the bmdma simplex check reads if bus mastering is
* disabled.
@@ -353,10 +351,13 @@ static struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
dev->irq = PCI_IRQ_NONE;
}
+ pci_info(dev, "[%04x:%04x] type %02x class %#08x\n",
+ dev->vendor, dev->device, dev->hdr_type, dev->class);
+
pci_parse_of_addrs(sd->op, node, dev);
if (ofpci_verbose)
- printk(" adding to system ...\n");
+ pci_info(dev, " adding to system ...\n");
pci_device_add(dev, bus);
@@ -430,19 +431,19 @@ static void of_scan_pci_bridge(struct pci_pbm_info *pbm,
u64 size;
if (ofpci_verbose)
- printk("of_scan_pci_bridge(%s)\n", node->full_name);
+ pci_info(dev, "of_scan_pci_bridge(%s)\n", node->full_name);
/* parse bus-range property */
busrange = of_get_property(node, "bus-range", &len);
if (busrange == NULL || len != 8) {
- printk(KERN_DEBUG "Can't get bus-range for PCI-PCI bridge %s\n",
+ pci_info(dev, "Can't get bus-range for PCI-PCI bridge %s\n",
node->full_name);
return;
}
if (ofpci_verbose)
- printk(" Bridge bus range [%u --> %u]\n",
- busrange[0], busrange[1]);
+ pci_info(dev, " Bridge bus range [%u --> %u]\n",
+ busrange[0], busrange[1]);
ranges = of_get_property(node, "ranges", &len);
simba = 0;
@@ -454,8 +455,8 @@ static void of_scan_pci_bridge(struct pci_pbm_info *pbm,
bus = pci_add_new_bus(dev->bus, dev, busrange[0]);
if (!bus) {
- printk(KERN_ERR "Failed to create pci bus for %s\n",
- node->full_name);
+ pci_err(dev, "Failed to create pci bus for %s\n",
+ node->full_name);
return;
}
@@ -464,8 +465,8 @@ static void of_scan_pci_bridge(struct pci_pbm_info *pbm,
bus->bridge_ctl = 0;
if (ofpci_verbose)
- printk(" Bridge ranges[%p] simba[%d]\n",
- ranges, simba);
+ pci_info(dev, " Bridge ranges[%p] simba[%d]\n",
+ ranges, simba);
/* parse ranges property, or cook one up by hand for Simba */
/* PCI #address-cells == 3 and #size-cells == 2 always */
@@ -487,10 +488,10 @@ static void of_scan_pci_bridge(struct pci_pbm_info *pbm,
u64 start;
if (ofpci_verbose)
- printk(" RAW Range[%08x:%08x:%08x:%08x:%08x:%08x:"
- "%08x:%08x]\n",
- ranges[0], ranges[1], ranges[2], ranges[3],
- ranges[4], ranges[5], ranges[6], ranges[7]);
+ pci_info(dev, " RAW Range[%08x:%08x:%08x:%08x:%08x:%08x:"
+ "%08x:%08x]\n",
+ ranges[0], ranges[1], ranges[2], ranges[3],
+ ranges[4], ranges[5], ranges[6], ranges[7]);
flags = pci_parse_of_flags(ranges[0]);
size = GET_64BIT(ranges, 6);
@@ -510,14 +511,14 @@ static void of_scan_pci_bridge(struct pci_pbm_info *pbm,
if (flags & IORESOURCE_IO) {
res = bus->resource[0];
if (res->flags) {
- printk(KERN_ERR "PCI: ignoring extra I/O range"
- " for bridge %s\n", node->full_name);
+ pci_err(dev, "ignoring extra I/O range"
+ " for bridge %s\n", node->full_name);
continue;
}
} else {
if (i >= PCI_NUM_RESOURCES - PCI_BRIDGE_RESOURCES) {
- printk(KERN_ERR "PCI: too many memory ranges"
- " for bridge %s\n", node->full_name);
+ pci_err(dev, "too many memory ranges"
+ " for bridge %s\n", node->full_name);
continue;
}
res = bus->resource[i];
@@ -529,8 +530,8 @@ static void of_scan_pci_bridge(struct pci_pbm_info *pbm,
region.end = region.start + size - 1;
if (ofpci_verbose)
- printk(" Using flags[%08x] start[%016llx] size[%016llx]\n",
- flags, start, size);
+ pci_info(dev, " Using flags[%08x] start[%016llx] size[%016llx]\n",
+ flags, start, size);
pcibios_bus_to_resource(dev->bus, res, &region);
}
@@ -538,7 +539,7 @@ after_ranges:
sprintf(bus->name, "PCI Bus %04x:%02x", pci_domain_nr(bus),
bus->number);
if (ofpci_verbose)
- printk(" bus name: %s\n", bus->name);
+ pci_info(dev, " bus name: %s\n", bus->name);
pci_of_scan_bus(pbm, node, bus);
}
@@ -553,14 +554,14 @@ static void pci_of_scan_bus(struct pci_pbm_info *pbm,
struct pci_dev *dev;
if (ofpci_verbose)
- printk("PCI: scan_bus[%s] bus no %d\n",
- node->full_name, bus->number);
+ pci_info(bus, "scan_bus[%s] bus no %d\n",
+ node->full_name, bus->number);
child = NULL;
prev_devfn = -1;
while ((child = of_get_next_child(node, child)) != NULL) {
if (ofpci_verbose)
- printk(" * %s\n", child->full_name);
+ pci_info(bus, " * %s\n", child->full_name);
reg = of_get_property(child, "reg", &reglen);
if (reg == NULL || reglen < 20)
continue;
@@ -581,8 +582,7 @@ static void pci_of_scan_bus(struct pci_pbm_info *pbm,
if (!dev)
continue;
if (ofpci_verbose)
- printk("PCI: dev header type: %x\n",
- dev->hdr_type);
+ pci_info(dev, "dev header type: %x\n", dev->hdr_type);
if (pci_is_bridge(dev))
of_scan_pci_bridge(pbm, child, dev);
@@ -624,6 +624,45 @@ static void pci_bus_register_of_sysfs(struct pci_bus *bus)
pci_bus_register_of_sysfs(child_bus);
}
+static void pci_claim_legacy_resources(struct pci_dev *dev)
+{
+ struct pci_bus_region region;
+ struct resource *p, *root, *conflict;
+
+ if ((dev->class >> 8) != PCI_CLASS_DISPLAY_VGA)
+ return;
+
+ p = kzalloc(sizeof(*p), GFP_KERNEL);
+ if (!p)
+ return;
+
+ p->name = "Video RAM area";
+ p->flags = IORESOURCE_MEM | IORESOURCE_BUSY;
+
+ region.start = 0xa0000UL;
+ region.end = region.start + 0x1ffffUL;
+ pcibios_bus_to_resource(dev->bus, p, &region);
+
+ root = pci_find_parent_resource(dev, p);
+ if (!root) {
+ pci_info(dev, "can't claim VGA legacy %pR: no compatible bridge window\n", p);
+ goto err;
+ }
+
+ conflict = request_resource_conflict(root, p);
+ if (conflict) {
+ pci_info(dev, "can't claim VGA legacy %pR: address conflict with %s %pR\n",
+ p, conflict->name, conflict);
+ goto err;
+ }
+
+ pci_info(dev, "VGA legacy framebuffer %pR\n", p);
+ return;
+
+err:
+ kfree(p);
+}
+
static void pci_claim_bus_resources(struct pci_bus *bus)
{
struct pci_bus *child_bus;
@@ -639,15 +678,13 @@ static void pci_claim_bus_resources(struct pci_bus *bus)
continue;
if (ofpci_verbose)
- printk("PCI: Claiming %s: "
- "Resource %d: %016llx..%016llx [%x]\n",
- pci_name(dev), i,
- (unsigned long long)r->start,
- (unsigned long long)r->end,
- (unsigned int)r->flags);
+ pci_info(dev, "Claiming Resource %d: %pR\n",
+ i, r);
pci_claim_resource(dev, i);
}
+
+ pci_claim_legacy_resources(dev);
}
list_for_each_entry(child_bus, &bus->children, node)
@@ -687,6 +724,7 @@ struct pci_bus *pci_scan_one_pbm(struct pci_pbm_info *pbm,
pci_bus_register_of_sysfs(bus);
pci_claim_bus_resources(bus);
+
pci_bus_add_devices(bus);
return bus;
}
@@ -713,9 +751,7 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)
}
if (cmd != oldcmd) {
- printk(KERN_DEBUG "PCI: Enabling device: (%s), cmd %x\n",
- pci_name(dev), cmd);
- /* Enable the appropriate bits in the PCI command register. */
+ pci_info(dev, "enabling device (%04x -> %04x)\n", oldcmd, cmd);
pci_write_config_word(dev, PCI_COMMAND, cmd);
}
return 0;
@@ -1075,8 +1111,8 @@ static void pci_bus_slot_names(struct device_node *node, struct pci_bus *bus)
sp = prop->names;
if (ofpci_verbose)
- printk("PCI: Making slots for [%s] mask[0x%02x]\n",
- node->full_name, mask);
+ pci_info(bus, "Making slots for [%s] mask[0x%02x]\n",
+ node->full_name, mask);
i = 0;
while (mask) {
@@ -1089,12 +1125,12 @@ static void pci_bus_slot_names(struct device_node *node, struct pci_bus *bus)
}
if (ofpci_verbose)
- printk("PCI: Making slot [%s]\n", sp);
+ pci_info(bus, "Making slot [%s]\n", sp);
pci_slot = pci_create_slot(bus, i, sp, NULL);
if (IS_ERR(pci_slot))
- printk(KERN_ERR "PCI: pci_create_slot returned %ld\n",
- PTR_ERR(pci_slot));
+ pci_err(bus, "pci_create_slot returned %ld\n",
+ PTR_ERR(pci_slot));
sp += strlen(sp) + 1;
mask &= ~this_bit;
diff --git a/arch/sparc/kernel/pci_common.c b/arch/sparc/kernel/pci_common.c
index 38d46bcc8634..4759ccd542fe 100644
--- a/arch/sparc/kernel/pci_common.c
+++ b/arch/sparc/kernel/pci_common.c
@@ -329,23 +329,6 @@ void pci_get_pbm_props(struct pci_pbm_info *pbm)
}
}
-static void pci_register_legacy_regions(struct resource *io_res,
- struct resource *mem_res)
-{
- struct resource *p;
-
- /* VGA Video RAM. */
- p = kzalloc(sizeof(*p), GFP_KERNEL);
- if (!p)
- return;
-
- p->name = "Video RAM area";
- p->start = mem_res->start + 0xa0000UL;
- p->end = p->start + 0x1ffffUL;
- p->flags = IORESOURCE_BUSY;
- request_resource(mem_res, p);
-}
-
static void pci_register_iommu_region(struct pci_pbm_info *pbm)
{
const u32 *vdma = of_get_property(pbm->op->dev.of_node, "virtual-dma",
@@ -487,8 +470,6 @@ void pci_determine_mem_io_space(struct pci_pbm_info *pbm)
if (pbm->mem64_space.flags)
request_resource(&iomem_resource, &pbm->mem64_space);
- pci_register_legacy_regions(&pbm->io_space,
- &pbm->mem_space);
pci_register_iommu_region(pbm);
}
@@ -508,8 +489,8 @@ void pci_scan_for_target_abort(struct pci_pbm_info *pbm,
PCI_STATUS_REC_TARGET_ABORT));
if (error_bits) {
pci_write_config_word(pdev, PCI_STATUS, error_bits);
- printk("%s: Device %s saw Target Abort [%016x]\n",
- pbm->name, pci_name(pdev), status);
+ pci_info(pdev, "%s: Device saw Target Abort [%016x]\n",
+ pbm->name, status);
}
}
@@ -531,8 +512,8 @@ void pci_scan_for_master_abort(struct pci_pbm_info *pbm,
(status & (PCI_STATUS_REC_MASTER_ABORT));
if (error_bits) {
pci_write_config_word(pdev, PCI_STATUS, error_bits);
- printk("%s: Device %s received Master Abort [%016x]\n",
- pbm->name, pci_name(pdev), status);
+ pci_info(pdev, "%s: Device received Master Abort "
+ "[%016x]\n", pbm->name, status);
}
}
@@ -555,8 +536,8 @@ void pci_scan_for_parity_error(struct pci_pbm_info *pbm,
PCI_STATUS_DETECTED_PARITY));
if (error_bits) {
pci_write_config_word(pdev, PCI_STATUS, error_bits);
- printk("%s: Device %s saw Parity Error [%016x]\n",
- pbm->name, pci_name(pdev), status);
+ pci_info(pdev, "%s: Device saw Parity Error [%016x]\n",
+ pbm->name, status);
}
}
diff --git a/arch/sparc/kernel/pci_msi.c b/arch/sparc/kernel/pci_msi.c
index 1994d7638406..fb5899cbfa51 100644
--- a/arch/sparc/kernel/pci_msi.c
+++ b/arch/sparc/kernel/pci_msi.c
@@ -191,8 +191,8 @@ static void sparc64_teardown_msi_irq(unsigned int irq,
break;
}
if (i >= pbm->msi_num) {
- printk(KERN_ERR "%s: teardown: No MSI for irq %u\n",
- pbm->name, irq);
+ pci_err(pdev, "%s: teardown: No MSI for irq %u\n", pbm->name,
+ irq);
return;
}
@@ -201,9 +201,9 @@ static void sparc64_teardown_msi_irq(unsigned int irq,
err = ops->msi_teardown(pbm, msi_num);
if (err) {
- printk(KERN_ERR "%s: teardown: ops->teardown() on MSI %u, "
- "irq %u, gives error %d\n",
- pbm->name, msi_num, irq, err);
+ pci_err(pdev, "%s: teardown: ops->teardown() on MSI %u, "
+ "irq %u, gives error %d\n", pbm->name, msi_num, irq,
+ err);
return;
}
diff --git a/arch/sparc/kernel/pcic.c b/arch/sparc/kernel/pcic.c
index 22f8774977d5..ee4c9a9a171c 100644
--- a/arch/sparc/kernel/pcic.c
+++ b/arch/sparc/kernel/pcic.c
@@ -518,10 +518,10 @@ static void pcic_map_pci_device(struct linux_pcic *pcic,
* board in a PCI slot. We must remap it
* under 64K but it is not done yet. XXX
*/
- printk("PCIC: Skipping I/O space at 0x%lx, "
- "this will Oops if a driver attaches "
- "device '%s' at %02x:%02x)\n", address,
- namebuf, dev->bus->number, dev->devfn);
+ pci_info(dev, "PCIC: Skipping I/O space at "
+ "0x%lx, this will Oops if a driver "
+ "attaches device '%s'\n", address,
+ namebuf);
}
}
}
@@ -551,8 +551,8 @@ pcic_fill_irq(struct linux_pcic *pcic, struct pci_dev *dev, int node)
p++;
}
if (i >= pcic->pcic_imdim) {
- printk("PCIC: device %s devfn %02x:%02x not found in %d\n",
- namebuf, dev->bus->number, dev->devfn, pcic->pcic_imdim);
+ pci_info(dev, "PCIC: device %s not found in %d\n", namebuf,
+ pcic->pcic_imdim);
dev->irq = 0;
return;
}
@@ -565,7 +565,7 @@ pcic_fill_irq(struct linux_pcic *pcic, struct pci_dev *dev, int node)
ivec = readw(pcic->pcic_regs+PCI_INT_SELECT_HI);
real_irq = ivec >> ((i-4) << 2) & 0xF;
} else { /* Corrupted map */
- printk("PCIC: BAD PIN %d\n", i); for (;;) {}
+ pci_info(dev, "PCIC: BAD PIN %d\n", i); for (;;) {}
}
/* P3 */ /* printk("PCIC: device %s pin %d ivec 0x%x irq %x\n", namebuf, i, ivec, dev->irq); */
@@ -574,10 +574,10 @@ pcic_fill_irq(struct linux_pcic *pcic, struct pci_dev *dev, int node)
*/
if (real_irq == 0 || p->force) {
if (p->irq == 0 || p->irq >= 15) { /* Corrupted map */
- printk("PCIC: BAD IRQ %d\n", p->irq); for (;;) {}
+ pci_info(dev, "PCIC: BAD IRQ %d\n", p->irq); for (;;) {}
}
- printk("PCIC: setting irq %d at pin %d for device %02x:%02x\n",
- p->irq, p->pin, dev->bus->number, dev->devfn);
+ pci_info(dev, "PCIC: setting irq %d at pin %d\n", p->irq,
+ p->pin);
real_irq = p->irq;
i = p->pin;
@@ -602,15 +602,13 @@ pcic_fill_irq(struct linux_pcic *pcic, struct pci_dev *dev, int node)
void pcibios_fixup_bus(struct pci_bus *bus)
{
struct pci_dev *dev;
- int i, has_io, has_mem;
- unsigned int cmd = 0;
struct linux_pcic *pcic;
/* struct linux_pbm_info* pbm = &pcic->pbm; */
int node;
struct pcidev_cookie *pcp;
if (!pcic0_up) {
- printk("pcibios_fixup_bus: no PCIC\n");
+ pci_info(bus, "pcibios_fixup_bus: no PCIC\n");
return;
}
pcic = &pcic0;
@@ -619,44 +617,12 @@ void pcibios_fixup_bus(struct pci_bus *bus)
* Next crud is an equivalent of pbm = pcic_bus_to_pbm(bus);
*/
if (bus->number != 0) {
- printk("pcibios_fixup_bus: nonzero bus 0x%x\n", bus->number);
+ pci_info(bus, "pcibios_fixup_bus: nonzero bus 0x%x\n",
+ bus->number);
return;
}
list_for_each_entry(dev, &bus->devices, bus_list) {
-
- /*
- * Comment from i386 branch:
- * There are buggy BIOSes that forget to enable I/O and memory
- * access to PCI devices. We try to fix this, but we need to
- * be sure that the BIOS didn't forget to assign an address
- * to the device. [mj]
- * OBP is a case of such BIOS :-)
- */
- has_io = has_mem = 0;
- for(i=0; i<6; i++) {
- unsigned long f = dev->resource[i].flags;
- if (f & IORESOURCE_IO) {
- has_io = 1;
- } else if (f & IORESOURCE_MEM)
- has_mem = 1;
- }
- pcic_read_config(dev->bus, dev->devfn, PCI_COMMAND, 2, &cmd);
- if (has_io && !(cmd & PCI_COMMAND_IO)) {
- printk("PCIC: Enabling I/O for device %02x:%02x\n",
- dev->bus->number, dev->devfn);
- cmd |= PCI_COMMAND_IO;
- pcic_write_config(dev->bus, dev->devfn,
- PCI_COMMAND, 2, cmd);
- }
- if (has_mem && !(cmd & PCI_COMMAND_MEMORY)) {
- printk("PCIC: Enabling memory for device %02x:%02x\n",
- dev->bus->number, dev->devfn);
- cmd |= PCI_COMMAND_MEMORY;
- pcic_write_config(dev->bus, dev->devfn,
- PCI_COMMAND, 2, cmd);
- }
-
node = pdev_to_pnode(&pcic->pbm, dev);
if(node == 0)
node = -1;
@@ -675,6 +641,34 @@ void pcibios_fixup_bus(struct pci_bus *bus)
}
}
+int pcibios_enable_device(struct pci_dev *dev, int mask)
+{
+ u16 cmd, oldcmd;
+ int i;
+
+ pci_read_config_word(dev, PCI_COMMAND, &cmd);
+ oldcmd = cmd;
+
+ for (i = 0; i < PCI_NUM_RESOURCES; i++) {
+ struct resource *res = &dev->resource[i];
+
+ /* Only set up the requested stuff */
+ if (!(mask & (1<<i)))
+ continue;
+
+ if (res->flags & IORESOURCE_IO)
+ cmd |= PCI_COMMAND_IO;
+ if (res->flags & IORESOURCE_MEM)
+ cmd |= PCI_COMMAND_MEMORY;
+ }
+
+ if (cmd != oldcmd) {
+ pci_info(dev, "enabling device (%04x -> %04x)\n", oldcmd, cmd);
+ pci_write_config_word(dev, PCI_COMMAND, cmd);
+ }
+ return 0;
+}
+
/* Makes compiler happy */
static volatile int pcic_timer_dummy;
@@ -747,17 +741,11 @@ static void watchdog_reset() {
}
#endif
-int pcibios_enable_device(struct pci_dev *pdev, int mask)
-{
- return 0;
-}
-
/*
* NMI
*/
void pcic_nmi(unsigned int pend, struct pt_regs *regs)
{
-
pend = swab32(pend);
if (!pcic_speculative || (pend & PCI_SYS_INT_PENDING_PIO) == 0) {
diff --git a/arch/x86/pci/early.c b/arch/x86/pci/early.c
index f0114007e915..e5f753cbb1c3 100644
--- a/arch/x86/pci/early.c
+++ b/arch/x86/pci/early.c
@@ -59,24 +59,15 @@ int early_pci_allowed(void)
void early_dump_pci_device(u8 bus, u8 slot, u8 func)
{
+ u32 value[256 / 4];
int i;
- int j;
- u32 val;
- printk(KERN_INFO "pci 0000:%02x:%02x.%d config space:",
- bus, slot, func);
+ pr_info("pci 0000:%02x:%02x.%d config space:\n", bus, slot, func);
- for (i = 0; i < 256; i += 4) {
- if (!(i & 0x0f))
- printk("\n %02x:",i);
+ for (i = 0; i < 256; i += 4)
+ value[i / 4] = read_pci_config(bus, slot, func, i);
- val = read_pci_config(bus, slot, func, i);
- for (j = 0; j < 4; j++) {
- printk(" %02x", val & 0xff);
- val >>= 8;
- }
- }
- printk("\n");
+ print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1, value, 256, false);
}
void early_dump_pci_devices(void)
diff --git a/arch/x86/pci/fixup.c b/arch/x86/pci/fixup.c
index 54ef19e90705..13f4485ca388 100644
--- a/arch/x86/pci/fixup.c
+++ b/arch/x86/pci/fixup.c
@@ -636,6 +636,10 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x2030, quirk_no_aersid);
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x2031, quirk_no_aersid);
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x2032, quirk_no_aersid);
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x2033, quirk_no_aersid);
+DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x334a, quirk_no_aersid);
+DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x334b, quirk_no_aersid);
+DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x334c, quirk_no_aersid);
+DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x334d, quirk_no_aersid);
#ifdef CONFIG_PHYS_ADDR_T_64BIT
diff --git a/arch/xtensa/include/asm/pci.h b/arch/xtensa/include/asm/pci.h
index 6ddf0a30c60d..883024054b05 100644
--- a/arch/xtensa/include/asm/pci.h
+++ b/arch/xtensa/include/asm/pci.h
@@ -20,8 +20,6 @@
#define pcibios_assign_all_busses() 0
-extern struct pci_controller* pcibios_alloc_controller(void);
-
/* Assume some values. (We should revise them, if necessary) */
#define PCIBIOS_MIN_IO 0x2000
diff --git a/arch/xtensa/kernel/pci.c b/arch/xtensa/kernel/pci.c
index b7c7a60c7000..21f13e9aabe1 100644
--- a/arch/xtensa/kernel/pci.c
+++ b/arch/xtensa/kernel/pci.c
@@ -41,8 +41,8 @@
* pci_bus_add_device
*/
-struct pci_controller* pci_ctrl_head;
-struct pci_controller** pci_ctrl_tail = &pci_ctrl_head;
+static struct pci_controller *pci_ctrl_head;
+static struct pci_controller **pci_ctrl_tail = &pci_ctrl_head;
static int pci_bus_count;
@@ -80,50 +80,6 @@ pcibios_align_resource(void *data, const struct resource *res,
return start;
}
-int
-pcibios_enable_resources(struct pci_dev *dev, int mask)
-{
- u16 cmd, old_cmd;
- int idx;
- struct resource *r;
-
- pci_read_config_word(dev, PCI_COMMAND, &cmd);
- old_cmd = cmd;
- for(idx=0; idx<6; idx++) {
- r = &dev->resource[idx];
- if (!r->start && r->end) {
- pr_err("PCI: Device %s not available because "
- "of resource collisions\n", pci_name(dev));
- return -EINVAL;
- }
- if (r->flags & IORESOURCE_IO)
- cmd |= PCI_COMMAND_IO;
- if (r->flags & IORESOURCE_MEM)
- cmd |= PCI_COMMAND_MEMORY;
- }
- if (dev->resource[PCI_ROM_RESOURCE].start)
- cmd |= PCI_COMMAND_MEMORY;
- if (cmd != old_cmd) {
- pr_info("PCI: Enabling device %s (%04x -> %04x)\n",
- pci_name(dev), old_cmd, cmd);
- pci_write_config_word(dev, PCI_COMMAND, cmd);
- }
- return 0;
-}
-
-struct pci_controller * __init pcibios_alloc_controller(void)
-{
- struct pci_controller *pci_ctrl;
-
- pci_ctrl = (struct pci_controller *)alloc_bootmem(sizeof(*pci_ctrl));
- memset(pci_ctrl, 0, sizeof(struct pci_controller));
-
- *pci_ctrl_tail = pci_ctrl;
- pci_ctrl_tail = &pci_ctrl->next;
-
- return pci_ctrl;
-}
-
static void __init pci_controller_apertures(struct pci_controller *pci_ctrl,
struct list_head *resources)
{
@@ -223,8 +179,7 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)
for (idx=0; idx<6; idx++) {
r = &dev->resource[idx];
if (!r->start && r->end) {
- pr_err("PCI: Device %s not available because "
- "of resource collisions\n", pci_name(dev));
+ pci_err(dev, "can't enable device: resource collisions\n");
return -EINVAL;
}
if (r->flags & IORESOURCE_IO)
@@ -233,29 +188,13 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)
cmd |= PCI_COMMAND_MEMORY;
}
if (cmd != old_cmd) {
- pr_info("PCI: Enabling device %s (%04x -> %04x)\n",
- pci_name(dev), old_cmd, cmd);
+ pci_info(dev, "enabling device (%04x -> %04x)\n", old_cmd, cmd);
pci_write_config_word(dev, PCI_COMMAND, cmd);
}
return 0;
}
-#ifdef CONFIG_PROC_FS
-
-/*
- * Return the index of the PCI controller for device pdev.
- */
-
-int
-pci_controller_num(struct pci_dev *dev)
-{
- struct pci_controller *pci_ctrl = (struct pci_controller*) dev->sysdata;
- return pci_ctrl->index;
-}
-
-#endif /* CONFIG_PROC_FS */
-
/*
* Platform support for /proc/bus/pci/X/Y mmap()s.
* -- paulus.
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-25 08:35:13 +0000