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Diffstat (limited to 'arch/microblaze/pci/pci-common.c')
-rw-r--r--arch/microblaze/pci/pci-common.c133
1 files changed, 62 insertions, 71 deletions
diff --git a/arch/microblaze/pci/pci-common.c b/arch/microblaze/pci/pci-common.c
index a1c5b996d66d..9ea521e4959e 100644
--- a/arch/microblaze/pci/pci-common.c
+++ b/arch/microblaze/pci/pci-common.c
@@ -30,10 +30,11 @@
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/of_pci.h>
+#include <linux/pci.h>
#include <linux/export.h>
#include <asm/processor.h>
-#include <asm/io.h>
+#include <linux/io.h>
#include <asm/pci-bridge.h>
#include <asm/byteorder.h>
@@ -287,7 +288,7 @@ static struct resource *__pci_mmap_make_offset(struct pci_dev *dev,
unsigned long io_offset = 0;
int i, res_bit;
- if (hose == 0)
+ if (!hose)
return NULL; /* should never happen */
/* If memory, add on the PCI bridge address offset */
@@ -552,11 +553,10 @@ int pci_mmap_legacy_page_range(struct pci_bus *bus,
*/
if ((offset + size) > hose->isa_mem_size) {
#ifdef CONFIG_MMU
- printk(KERN_DEBUG
- "Process %s (pid:%d) mapped non-existing PCI"
- "legacy memory for 0%04x:%02x\n",
- current->comm, current->pid, pci_domain_nr(bus),
- bus->number);
+ pr_debug("Process %s (pid:%d) mapped non-existing PCI",
+ current->comm, current->pid);
+ pr_debug("legacy memory for 0%04x:%02x\n",
+ pci_domain_nr(bus), bus->number);
#endif
if (vma->vm_flags & VM_SHARED)
return shmem_zero_setup(vma);
@@ -564,7 +564,7 @@ int pci_mmap_legacy_page_range(struct pci_bus *bus,
}
offset += hose->isa_mem_phys;
} else {
- unsigned long io_offset = (unsigned long)hose->io_base_virt - \
+ unsigned long io_offset = (unsigned long)hose->io_base_virt -
_IO_BASE;
unsigned long roffset = offset + io_offset;
rp = &hose->io_resource;
@@ -655,9 +655,8 @@ void pci_resource_to_user(const struct pci_dev *dev, int bar,
* - Some 32 bits platforms such as 4xx can have physical space larger than
* 32 bits so we need to use 64 bits values for the parsing
*/
-void __devinit pci_process_bridge_OF_ranges(struct pci_controller *hose,
- struct device_node *dev,
- int primary)
+void pci_process_bridge_OF_ranges(struct pci_controller *hose,
+ struct device_node *dev, int primary)
{
const u32 *ranges;
int rlen;
@@ -669,7 +668,7 @@ void __devinit pci_process_bridge_OF_ranges(struct pci_controller *hose,
unsigned long long isa_mb = 0;
struct resource *res;
- printk(KERN_INFO "PCI host bridge %s %s ranges:\n",
+ pr_info("PCI host bridge %s %s ranges:\n",
dev->full_name, primary ? "(primary)" : "");
/* Get ranges property */
@@ -686,9 +685,10 @@ void __devinit pci_process_bridge_OF_ranges(struct pci_controller *hose,
cpu_addr = of_translate_address(dev, ranges + 3);
size = of_read_number(ranges + pna + 3, 2);
- pr_debug("pci_space: 0x%08x pci_addr:0x%016llx "
- "cpu_addr:0x%016llx size:0x%016llx\n",
- pci_space, pci_addr, cpu_addr, size);
+ pr_debug("pci_space: 0x%08x pci_addr:0x%016llx ",
+ pci_space, pci_addr);
+ pr_debug("cpu_addr:0x%016llx size:0x%016llx\n",
+ cpu_addr, size);
ranges += np;
@@ -717,14 +717,12 @@ void __devinit pci_process_bridge_OF_ranges(struct pci_controller *hose,
res = NULL;
switch ((pci_space >> 24) & 0x3) {
case 1: /* PCI IO space */
- printk(KERN_INFO
- " IO 0x%016llx..0x%016llx -> 0x%016llx\n",
+ pr_info(" IO 0x%016llx..0x%016llx -> 0x%016llx\n",
cpu_addr, cpu_addr + size - 1, pci_addr);
/* We support only one IO range */
if (hose->pci_io_size) {
- printk(KERN_INFO
- " \\--> Skipped (too many) !\n");
+ pr_info(" \\--> Skipped (too many) !\n");
continue;
}
/* On 32 bits, limit I/O space to 16MB */
@@ -751,15 +749,13 @@ void __devinit pci_process_bridge_OF_ranges(struct pci_controller *hose,
break;
case 2: /* PCI Memory space */
case 3: /* PCI 64 bits Memory space */
- printk(KERN_INFO
- " MEM 0x%016llx..0x%016llx -> 0x%016llx %s\n",
+ pr_info(" MEM 0x%016llx..0x%016llx -> 0x%016llx %s\n",
cpu_addr, cpu_addr + size - 1, pci_addr,
(pci_space & 0x40000000) ? "Prefetch" : "");
/* We support only 3 memory ranges */
if (memno >= 3) {
- printk(KERN_INFO
- " \\--> Skipped (too many) !\n");
+ pr_info(" \\--> Skipped (too many) !\n");
continue;
}
/* Handles ISA memory hole space here */
@@ -782,8 +778,7 @@ void __devinit pci_process_bridge_OF_ranges(struct pci_controller *hose,
hose->pci_mem_offset = cpu_addr - pci_addr;
else if (pci_addr != 0 &&
hose->pci_mem_offset != cpu_addr - pci_addr) {
- printk(KERN_INFO
- " \\--> Skipped (offset mismatch) !\n");
+ pr_info(" \\--> Skipped (offset mismatch) !\n");
continue;
}
@@ -810,7 +805,7 @@ void __devinit pci_process_bridge_OF_ranges(struct pci_controller *hose,
*/
if (isa_hole >= 0 && hose->pci_mem_offset != isa_mb) {
unsigned int next = isa_hole + 1;
- printk(KERN_INFO " Removing ISA hole at 0x%016llx\n", isa_mb);
+ pr_info(" Removing ISA hole at 0x%016llx\n", isa_mb);
if (next < memno)
memmove(&hose->mem_resources[isa_hole],
&hose->mem_resources[next],
@@ -822,21 +817,19 @@ void __devinit pci_process_bridge_OF_ranges(struct pci_controller *hose,
/* Decide whether to display the domain number in /proc */
int pci_proc_domain(struct pci_bus *bus)
{
- struct pci_controller *hose = pci_bus_to_host(bus);
-
return 0;
}
/* This header fixup will do the resource fixup for all devices as they are
* probed, but not for bridge ranges
*/
-static void __devinit pcibios_fixup_resources(struct pci_dev *dev)
+static void pcibios_fixup_resources(struct pci_dev *dev)
{
struct pci_controller *hose = pci_bus_to_host(dev->bus);
int i;
if (!hose) {
- printk(KERN_ERR "No host bridge for PCI dev %s !\n",
+ pr_err("No host bridge for PCI dev %s !\n",
pci_name(dev));
return;
}
@@ -845,12 +838,12 @@ static void __devinit pcibios_fixup_resources(struct pci_dev *dev)
if (!res->flags)
continue;
if (res->start == 0) {
- pr_debug("PCI:%s Resource %d %016llx-%016llx [%x]" \
- "is unassigned\n",
+ pr_debug("PCI:%s Resource %d %016llx-%016llx [%x]",
pci_name(dev), i,
(unsigned long long)res->start,
(unsigned long long)res->end,
(unsigned int)res->flags);
+ pr_debug("is unassigned\n");
res->end -= res->start;
res->start = 0;
res->flags |= IORESOURCE_UNSET;
@@ -859,7 +852,7 @@ static void __devinit pcibios_fixup_resources(struct pci_dev *dev)
pr_debug("PCI:%s Resource %d %016llx-%016llx [%x]\n",
pci_name(dev), i,
- (unsigned long long)res->start,\
+ (unsigned long long)res->start,
(unsigned long long)res->end,
(unsigned int)res->flags);
}
@@ -871,8 +864,8 @@ DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, pcibios_fixup_resources);
* things go more smoothly when it gets it right. It should covers cases such
* as Apple "closed" bridge resources and bare-metal pSeries unassigned bridges
*/
-static int __devinit pcibios_uninitialized_bridge_resource(struct pci_bus *bus,
- struct resource *res)
+static int pcibios_uninitialized_bridge_resource(struct pci_bus *bus,
+ struct resource *res)
{
struct pci_controller *hose = pci_bus_to_host(bus);
struct pci_dev *dev = bus->self;
@@ -933,7 +926,7 @@ static int __devinit pcibios_uninitialized_bridge_resource(struct pci_bus *bus,
}
/* Fixup resources of a PCI<->PCI bridge */
-static void __devinit pcibios_fixup_bridge(struct pci_bus *bus)
+static void pcibios_fixup_bridge(struct pci_bus *bus)
{
struct resource *res;
int i;
@@ -950,7 +943,7 @@ static void __devinit pcibios_fixup_bridge(struct pci_bus *bus)
pr_debug("PCI:%s Bus rsrc %d %016llx-%016llx [%x] fixup...\n",
pci_name(dev), i,
- (unsigned long long)res->start,\
+ (unsigned long long)res->start,
(unsigned long long)res->end,
(unsigned int)res->flags);
@@ -970,14 +963,14 @@ static void __devinit pcibios_fixup_bridge(struct pci_bus *bus)
}
}
-void __devinit pcibios_setup_bus_self(struct pci_bus *bus)
+void pcibios_setup_bus_self(struct pci_bus *bus)
{
/* Fix up the bus resources for P2P bridges */
if (bus->self != NULL)
pcibios_fixup_bridge(bus);
}
-void __devinit pcibios_setup_bus_devices(struct pci_bus *bus)
+void pcibios_setup_bus_devices(struct pci_bus *bus)
{
struct pci_dev *dev;
@@ -1002,7 +995,7 @@ void __devinit pcibios_setup_bus_devices(struct pci_bus *bus)
}
}
-void __devinit pcibios_fixup_bus(struct pci_bus *bus)
+void pcibios_fixup_bus(struct pci_bus *bus)
{
/* When called from the generic PCI probe, read PCI<->PCI bridge
* bases. This is -not- called when generating the PCI tree from
@@ -1124,7 +1117,7 @@ static int __init reparent_resources(struct resource *parent,
* as well.
*/
-void pcibios_allocate_bus_resources(struct pci_bus *bus)
+static void pcibios_allocate_bus_resources(struct pci_bus *bus)
{
struct pci_bus *b;
int i;
@@ -1157,12 +1150,12 @@ void pcibios_allocate_bus_resources(struct pci_bus *bus)
}
}
- pr_debug("PCI: %s (bus %d) bridge rsrc %d: %016llx-%016llx "
- "[0x%x], parent %p (%s)\n",
+ pr_debug("PCI: %s (bus %d) bridge rsrc %d: %016llx-%016llx ",
bus->self ? pci_name(bus->self) : "PHB",
bus->number, i,
(unsigned long long)res->start,
- (unsigned long long)res->end,
+ (unsigned long long)res->end);
+ pr_debug("[0x%x], parent %p (%s)\n",
(unsigned int)res->flags,
pr, (pr && pr->name) ? pr->name : "nil");
@@ -1177,9 +1170,8 @@ void pcibios_allocate_bus_resources(struct pci_bus *bus)
if (reparent_resources(pr, res) == 0)
continue;
}
- printk(KERN_WARNING "PCI: Cannot allocate resource region "
- "%d of PCI bridge %d, will remap\n", i, bus->number);
-clear_resource:
+ pr_warn("PCI: Cannot allocate resource region ");
+ pr_cont("%d of PCI bridge %d, will remap\n", i, bus->number);
res->start = res->end = 0;
res->flags = 0;
}
@@ -1188,7 +1180,7 @@ clear_resource:
pcibios_allocate_bus_resources(b);
}
-static inline void __devinit alloc_resource(struct pci_dev *dev, int idx)
+static inline void alloc_resource(struct pci_dev *dev, int idx)
{
struct resource *pr, *r = &dev->resource[idx];
@@ -1201,8 +1193,8 @@ static inline void __devinit alloc_resource(struct pci_dev *dev, int idx)
pr = pci_find_parent_resource(dev, r);
if (!pr || (pr->flags & IORESOURCE_UNSET) ||
request_resource(pr, r) < 0) {
- printk(KERN_WARNING "PCI: Cannot allocate resource region %d"
- " of device %s, will remap\n", idx, pci_name(dev));
+ pr_warn("PCI: Cannot allocate resource region %d ", idx);
+ pr_cont("of device %s, will remap\n", pci_name(dev));
if (pr)
pr_debug("PCI: parent is %p: %016llx-%016llx [%x]\n",
pr,
@@ -1285,8 +1277,7 @@ static void __init pcibios_reserve_legacy_regions(struct pci_bus *bus)
res->end = (offset + 0xfff) & 0xfffffffful;
pr_debug("Candidate legacy IO: %pR\n", res);
if (request_resource(&hose->io_resource, res)) {
- printk(KERN_DEBUG
- "PCI %04x:%02x Cannot reserve Legacy IO %pR\n",
+ pr_debug("PCI %04x:%02x Cannot reserve Legacy IO %pR\n",
pci_domain_nr(bus), bus->number, res);
kfree(res);
}
@@ -1314,8 +1305,7 @@ static void __init pcibios_reserve_legacy_regions(struct pci_bus *bus)
res->end = 0xbffff + offset;
pr_debug("Candidate VGA memory: %pR\n", res);
if (request_resource(pres, res)) {
- printk(KERN_DEBUG
- "PCI %04x:%02x Cannot reserve VGA memory %pR\n",
+ pr_debug("PCI %04x:%02x Cannot reserve VGA memory %pR\n",
pci_domain_nr(bus), bus->number, res);
kfree(res);
}
@@ -1351,7 +1341,7 @@ void __init pcibios_resource_survey(void)
* 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 __devinit pcibios_claim_one_bus(struct pci_bus *bus)
+void pcibios_claim_one_bus(struct pci_bus *bus)
{
struct pci_dev *dev;
struct pci_bus *child_bus;
@@ -1365,10 +1355,9 @@ void __devinit pcibios_claim_one_bus(struct pci_bus *bus)
if (r->parent || !r->start || !r->flags)
continue;
- pr_debug("PCI: Claiming %s: "
- "Resource %d: %016llx..%016llx [%x]\n",
- pci_name(dev), i,
- (unsigned long long)r->start,
+ 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);
@@ -1410,7 +1399,8 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)
return pci_enable_resources(dev, mask);
}
-static void __devinit pcibios_setup_phb_resources(struct pci_controller *hose, struct list_head *resources)
+static void pcibios_setup_phb_resources(struct pci_controller *hose,
+ struct list_head *resources)
{
unsigned long io_offset;
struct resource *res;
@@ -1425,15 +1415,16 @@ static void __devinit pcibios_setup_phb_resources(struct pci_controller *hose, s
res->end = (res->end + io_offset) & 0xffffffffu;
if (!res->flags) {
- printk(KERN_WARNING "PCI: I/O resource not set for host"
- " bridge %s (domain %d)\n",
- hose->dn->full_name, hose->global_number);
+ pr_warn("PCI: I/O resource not set for host ");
+ pr_cont("bridge %s (domain %d)\n",
+ hose->dn->full_name, hose->global_number);
/* Workaround for lack of IO resource only on 32-bit */
res->start = (unsigned long)hose->io_base_virt - isa_io_base;
res->end = res->start + IO_SPACE_LIMIT;
res->flags = IORESOURCE_IO;
}
- pci_add_resource_offset(resources, res, hose->io_base_virt - _IO_BASE);
+ pci_add_resource_offset(resources, res,
+ (__force resource_size_t)(hose->io_base_virt - _IO_BASE));
pr_debug("PCI: PHB IO resource = %016llx-%016llx [%lx]\n",
(unsigned long long)res->start,
@@ -1446,9 +1437,9 @@ static void __devinit pcibios_setup_phb_resources(struct pci_controller *hose, s
if (!res->flags) {
if (i > 0)
continue;
- printk(KERN_ERR "PCI: Memory resource 0 not set for "
- "host bridge %s (domain %d)\n",
- hose->dn->full_name, hose->global_number);
+ pr_err("PCI: Memory resource 0 not set for ");
+ pr_cont("host bridge %s (domain %d)\n",
+ hose->dn->full_name, hose->global_number);
/* Workaround for lack of MEM resource only on 32-bit */
res->start = hose->pci_mem_offset;
@@ -1477,7 +1468,7 @@ struct device_node *pcibios_get_phb_of_node(struct pci_bus *bus)
return of_node_get(hose->dn);
}
-static void __devinit pcibios_scan_phb(struct pci_controller *hose)
+static void pcibios_scan_phb(struct pci_controller *hose)
{
LIST_HEAD(resources);
struct pci_bus *bus;
@@ -1490,7 +1481,7 @@ static void __devinit pcibios_scan_phb(struct pci_controller *hose)
bus = pci_scan_root_bus(hose->parent, hose->first_busno,
hose->ops, hose, &resources);
if (bus == NULL) {
- printk(KERN_ERR "Failed to create bus for PCI domain %04x\n",
+ pr_err("Failed to create bus for PCI domain %04x\n",
hose->global_number);
pci_free_resource_list(&resources);
return;
@@ -1506,7 +1497,7 @@ static int __init pcibios_init(void)
struct pci_controller *hose, *tmp;
int next_busno = 0;
- printk(KERN_INFO "PCI: Probing PCI hardware\n");
+ pr_info("PCI: Probing PCI hardware\n");
/* Scan all of the recorded PCI controllers. */
list_for_each_entry_safe(hose, tmp, &hose_list, list_node) {
@@ -1606,7 +1597,7 @@ fake_pci_bus(struct pci_controller *hose, int busnr)
static struct pci_bus bus;
if (!hose)
- printk(KERN_ERR "Can't find hose for PCI bus %d!\n", busnr);
+ pr_err("Can't find hose for PCI bus %d!\n", busnr);
bus.number = busnr;
bus.sysdata = hose;
generated by cgit v1.2.3 (git 2.51.0) at 2025-09-21 05:33:13 +0000