[SPARC64]: Kill PBM ranges software state.
It is only used in one spot and we can just fetch the
OF property right there.
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc64/kernel/pci_common.c b/arch/sparc64/kernel/pci_common.c
index 4945d70..6b5c8e7 100644
--- a/arch/sparc64/kernel/pci_common.c
+++ b/arch/sparc64/kernel/pci_common.c
@@ -73,17 +73,28 @@
void pci_determine_mem_io_space(struct pci_pbm_info *pbm)
{
+ struct linux_prom_pci_ranges *pbm_ranges;
int i, saw_mem, saw_io;
+ int num_pbm_ranges;
saw_mem = saw_io = 0;
- for (i = 0; i < pbm->num_pbm_ranges; i++) {
- struct linux_prom_pci_ranges *pr = &pbm->pbm_ranges[i];
+ pbm_ranges = of_get_property(pbm->prom_node, "ranges", &i);
+ num_pbm_ranges = i / sizeof(*pbm_ranges);
+
+ for (i = 0; i < num_pbm_ranges; i++) {
+ struct linux_prom_pci_ranges *pr = &pbm_ranges[i];
unsigned long a;
+ u32 parent_phys_hi, parent_phys_lo;
int type;
+ parent_phys_hi = pr->parent_phys_hi;
+ parent_phys_lo = pr->parent_phys_lo;
+ if (tlb_type == hypervisor)
+ parent_phys_hi &= 0x0fffffff;
+
type = (pr->child_phys_hi >> 24) & 0x3;
- a = (((unsigned long)pr->parent_phys_hi << 32UL) |
- ((unsigned long)pr->parent_phys_lo << 0UL));
+ a = (((unsigned long)parent_phys_hi << 32UL) |
+ ((unsigned long)parent_phys_lo << 0UL));
switch (type) {
case 0:
diff --git a/arch/sparc64/kernel/pci_psycho.c b/arch/sparc64/kernel/pci_psycho.c
index 7b7010a..1717df5 100644
--- a/arch/sparc64/kernel/pci_psycho.c
+++ b/arch/sparc64/kernel/pci_psycho.c
@@ -1136,7 +1136,6 @@
unsigned int *busrange;
struct property *prop;
struct pci_pbm_info *pbm;
- int len;
if (is_pbm_a) {
pbm = &p->pbm_A;
@@ -1166,15 +1165,6 @@
pbm->name,
pbm->chip_version, pbm->chip_revision);
- prop = of_find_property(dp, "ranges", &len);
- if (prop) {
- pbm->pbm_ranges = prop->value;
- pbm->num_pbm_ranges =
- (len / sizeof(struct linux_prom_pci_ranges));
- } else {
- pbm->num_pbm_ranges = 0;
- }
-
prop = of_find_property(dp, "bus-range", NULL);
busrange = prop->value;
pbm->pci_first_busno = busrange[0];
diff --git a/arch/sparc64/kernel/pci_schizo.c b/arch/sparc64/kernel/pci_schizo.c
index 81daf90..dec8dc9 100644
--- a/arch/sparc64/kernel/pci_schizo.c
+++ b/arch/sparc64/kernel/pci_schizo.c
@@ -1542,7 +1542,6 @@
const char *chipset_name;
u32 *ino_bitmap;
int is_pbm_a;
- int len;
switch (chip_type) {
case PBM_CHIP_TYPE_TOMATILLO:
@@ -1601,10 +1600,6 @@
schizo_pbm_hw_init(pbm);
- pbm->pbm_ranges = of_get_property(dp, "ranges", &len);
- pbm->num_pbm_ranges =
- (len / sizeof(struct linux_prom_pci_ranges));
-
pci_determine_mem_io_space(pbm);
ino_bitmap = of_get_property(dp, "ino-bitmap", NULL);
diff --git a/arch/sparc64/kernel/pci_sun4v.c b/arch/sparc64/kernel/pci_sun4v.c
index 7bee6b1..9b57ba1 100644
--- a/arch/sparc64/kernel/pci_sun4v.c
+++ b/arch/sparc64/kernel/pci_sun4v.c
@@ -1301,8 +1301,6 @@
static void pci_sun4v_pbm_init(struct pci_controller_info *p, struct device_node *dp, u32 devhandle)
{
struct pci_pbm_info *pbm;
- struct property *prop;
- int len, i;
if (devhandle & 0x40)
pbm = &p->pbm_B;
@@ -1319,17 +1317,6 @@
printk("%s: SUN4V PCI Bus Module\n", pbm->name);
- prop = of_find_property(dp, "ranges", &len);
- pbm->pbm_ranges = prop->value;
- pbm->num_pbm_ranges =
- (len / sizeof(struct linux_prom_pci_ranges));
-
- /* Mask out the top 8 bits of the ranges, leaving the real
- * physical address.
- */
- for (i = 0; i < pbm->num_pbm_ranges; i++)
- pbm->pbm_ranges[i].parent_phys_hi &= 0x0fffffff;
-
pci_determine_mem_io_space(pbm);
pci_sun4v_get_bus_range(pbm);
diff --git a/include/asm-sparc64/pbm.h b/include/asm-sparc64/pbm.h
index f31de45..6292909 100644
--- a/include/asm-sparc64/pbm.h
+++ b/include/asm-sparc64/pbm.h
@@ -160,8 +160,6 @@
/* OBP specific information. */
struct device_node *prom_node;
- struct linux_prom_pci_ranges *pbm_ranges;
- int num_pbm_ranges;
u64 ino_bitmap;
/* PBM I/O and Memory space resources. */
