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authorDavid S. Miller2007-03-08 22:46:02 -0800
committerDavid S. Miller2007-04-26 01:55:15 -0700
commit8d3aee937596d2ca6676c2c27789751445bf0bc9 (patch)
treeb22a333a9947ab94d8c35c13b4989cde53630ac9 /arch/sparc64/kernel
parent0bae5f81b6f8130f5197e59b0e2ad6820c766b2b (diff)
[SPARC64]: Kill pci_controller->base_address_update().
Implemented but never actually used. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64/kernel')
-rw-r--r--arch/sparc64/kernel/pci_psycho.c45
-rw-r--r--arch/sparc64/kernel/pci_sabre.c46
-rw-r--r--arch/sparc64/kernel/pci_schizo.c45
-rw-r--r--arch/sparc64/kernel/pci_sun4v.c46
4 files changed, 0 insertions, 182 deletions
diff --git a/arch/sparc64/kernel/pci_psycho.c b/arch/sparc64/kernel/pci_psycho.c
index c3f212725b04..64bd3579f1ca 100644
--- a/arch/sparc64/kernel/pci_psycho.c
+++ b/arch/sparc64/kernel/pci_psycho.c
@@ -894,50 +894,6 @@ static void psycho_register_error_handlers(struct pci_controller_info *p)
}
/* PSYCHO boot time probing and initialization. */
-static void psycho_base_address_update(struct pci_dev *pdev, int resource)
-{
- struct pci_pbm_info *pbm = pdev->dev.archdata.host_controller;
- struct resource *res, *root;
- u32 reg;
- int where, size, is_64bit;
-
- res = &pdev->resource[resource];
- if (resource < 6) {
- where = PCI_BASE_ADDRESS_0 + (resource * 4);
- } else if (resource == PCI_ROM_RESOURCE) {
- where = pdev->rom_base_reg;
- } else {
- /* Somebody might have asked allocation of a non-standard resource */
- return;
- }
-
- is_64bit = 0;
- if (res->flags & IORESOURCE_IO)
- root = &pbm->io_space;
- else {
- root = &pbm->mem_space;
- if ((res->flags & PCI_BASE_ADDRESS_MEM_TYPE_MASK)
- == PCI_BASE_ADDRESS_MEM_TYPE_64)
- is_64bit = 1;
- }
-
- size = res->end - res->start;
- pci_read_config_dword(pdev, where, &reg);
- reg = ((reg & size) |
- (((u32)(res->start - root->start)) & ~size));
- if (resource == PCI_ROM_RESOURCE) {
- reg |= PCI_ROM_ADDRESS_ENABLE;
- res->flags |= IORESOURCE_ROM_ENABLE;
- }
- pci_write_config_dword(pdev, where, reg);
-
- /* This knows that the upper 32-bits of the address
- * must be zero. Our PCI common layer enforces this.
- */
- if (is_64bit)
- pci_write_config_dword(pdev, where + 4, 0);
-}
-
static void pbm_config_busmastering(struct pci_pbm_info *pbm)
{
u8 *addr;
@@ -1209,7 +1165,6 @@ void psycho_init(struct device_node *dp, char *model_name)
p->index = pci_num_controllers++;
p->pbms_same_domain = 0;
p->scan_bus = psycho_scan_bus;
- p->base_address_update = psycho_base_address_update;
p->pci_ops = &psycho_ops;
prop = of_find_property(dp, "reg", NULL);
diff --git a/arch/sparc64/kernel/pci_sabre.c b/arch/sparc64/kernel/pci_sabre.c
index 64cdce81d86a..f3ec7bdacdc0 100644
--- a/arch/sparc64/kernel/pci_sabre.c
+++ b/arch/sparc64/kernel/pci_sabre.c
@@ -862,51 +862,6 @@ static void sabre_register_error_handlers(struct pci_controller_info *p)
sabre_write(base + SABRE_PCICTRL, tmp);
}
-static void sabre_base_address_update(struct pci_dev *pdev, int resource)
-{
- struct pci_pbm_info *pbm = pdev->dev.archdata.host_controller;
- struct resource *res;
- unsigned long base;
- u32 reg;
- int where, size, is_64bit;
-
- res = &pdev->resource[resource];
- if (resource < 6) {
- where = PCI_BASE_ADDRESS_0 + (resource * 4);
- } else if (resource == PCI_ROM_RESOURCE) {
- where = pdev->rom_base_reg;
- } else {
- /* Somebody might have asked allocation of a non-standard resource */
- return;
- }
-
- is_64bit = 0;
- if (res->flags & IORESOURCE_IO)
- base = pbm->controller_regs + SABRE_IOSPACE;
- else {
- base = pbm->controller_regs + SABRE_MEMSPACE;
- if ((res->flags & PCI_BASE_ADDRESS_MEM_TYPE_MASK)
- == PCI_BASE_ADDRESS_MEM_TYPE_64)
- is_64bit = 1;
- }
-
- size = res->end - res->start;
- pci_read_config_dword(pdev, where, &reg);
- reg = ((reg & size) |
- (((u32)(res->start - base)) & ~size));
- if (resource == PCI_ROM_RESOURCE) {
- reg |= PCI_ROM_ADDRESS_ENABLE;
- res->flags |= IORESOURCE_ROM_ENABLE;
- }
- pci_write_config_dword(pdev, where, reg);
-
- /* This knows that the upper 32-bits of the address
- * must be zero. Our PCI common layer enforces this.
- */
- if (is_64bit)
- pci_write_config_dword(pdev, where + 4, 0);
-}
-
static void apb_init(struct pci_controller_info *p, struct pci_bus *sabre_bus)
{
struct pci_dev *pdev;
@@ -1099,7 +1054,6 @@ void sabre_init(struct device_node *dp, char *model_name)
p->index = pci_num_controllers++;
p->pbms_same_domain = 1;
p->scan_bus = sabre_scan_bus;
- p->base_address_update = sabre_base_address_update;
p->pci_ops = &sabre_ops;
/*
diff --git a/arch/sparc64/kernel/pci_schizo.c b/arch/sparc64/kernel/pci_schizo.c
index ba9206eb9516..99912db4e7e8 100644
--- a/arch/sparc64/kernel/pci_schizo.c
+++ b/arch/sparc64/kernel/pci_schizo.c
@@ -1251,50 +1251,6 @@ static void schizo_scan_bus(struct pci_controller_info *p)
schizo_register_error_handlers(p);
}
-static void schizo_base_address_update(struct pci_dev *pdev, int resource)
-{
- struct pci_pbm_info *pbm = pdev->dev.archdata.host_controller;
- struct resource *res, *root;
- u32 reg;
- int where, size, is_64bit;
-
- res = &pdev->resource[resource];
- if (resource < 6) {
- where = PCI_BASE_ADDRESS_0 + (resource * 4);
- } else if (resource == PCI_ROM_RESOURCE) {
- where = pdev->rom_base_reg;
- } else {
- /* Somebody might have asked allocation of a non-standard resource */
- return;
- }
-
- is_64bit = 0;
- if (res->flags & IORESOURCE_IO)
- root = &pbm->io_space;
- else {
- root = &pbm->mem_space;
- if ((res->flags & PCI_BASE_ADDRESS_MEM_TYPE_MASK)
- == PCI_BASE_ADDRESS_MEM_TYPE_64)
- is_64bit = 1;
- }
-
- size = res->end - res->start;
- pci_read_config_dword(pdev, where, &reg);
- reg = ((reg & size) |
- (((u32)(res->start - root->start)) & ~size));
- if (resource == PCI_ROM_RESOURCE) {
- reg |= PCI_ROM_ADDRESS_ENABLE;
- res->flags |= IORESOURCE_ROM_ENABLE;
- }
- pci_write_config_dword(pdev, where, reg);
-
- /* This knows that the upper 32-bits of the address
- * must be zero. Our PCI common layer enforces this.
- */
- if (is_64bit)
- pci_write_config_dword(pdev, where + 4, 0);
-}
-
#define SCHIZO_STRBUF_CONTROL (0x02800UL)
#define SCHIZO_STRBUF_FLUSH (0x02808UL)
#define SCHIZO_STRBUF_FSYNC (0x02810UL)
@@ -1661,7 +1617,6 @@ static void __schizo_init(struct device_node *dp, char *model_name, int chip_typ
p->index = pci_num_controllers++;
p->scan_bus = schizo_scan_bus;
- p->base_address_update = schizo_base_address_update;
p->pci_ops = &schizo_ops;
/* Like PSYCHO we have a 2GB aligned area for memory space. */
diff --git a/arch/sparc64/kernel/pci_sun4v.c b/arch/sparc64/kernel/pci_sun4v.c
index ce0417e776a1..f9cd9f620d4e 100644
--- a/arch/sparc64/kernel/pci_sun4v.c
+++ b/arch/sparc64/kernel/pci_sun4v.c
@@ -698,51 +698,6 @@ static void pci_sun4v_scan_bus(struct pci_controller_info *p)
/* XXX register error interrupt handlers XXX */
}
-static void pci_sun4v_base_address_update(struct pci_dev *pdev, int resource)
-{
- struct pci_pbm_info *pbm = pdev->dev.archdata.host_controller;
- struct resource *res, *root;
- u32 reg;
- int where, size, is_64bit;
-
- res = &pdev->resource[resource];
- if (resource < 6) {
- where = PCI_BASE_ADDRESS_0 + (resource * 4);
- } else if (resource == PCI_ROM_RESOURCE) {
- where = pdev->rom_base_reg;
- } else {
- /* Somebody might have asked allocation of a non-standard resource */
- return;
- }
-
- /* XXX 64-bit MEM handling is not %100 correct... XXX */
- is_64bit = 0;
- if (res->flags & IORESOURCE_IO)
- root = &pbm->io_space;
- else {
- root = &pbm->mem_space;
- if ((res->flags & PCI_BASE_ADDRESS_MEM_TYPE_MASK)
- == PCI_BASE_ADDRESS_MEM_TYPE_64)
- is_64bit = 1;
- }
-
- size = res->end - res->start;
- pci_read_config_dword(pdev, where, &reg);
- reg = ((reg & size) |
- (((u32)(res->start - root->start)) & ~size));
- if (resource == PCI_ROM_RESOURCE) {
- reg |= PCI_ROM_ADDRESS_ENABLE;
- res->flags |= IORESOURCE_ROM_ENABLE;
- }
- pci_write_config_dword(pdev, where, reg);
-
- /* This knows that the upper 32-bits of the address
- * must be zero. Our PCI common layer enforces this.
- */
- if (is_64bit)
- pci_write_config_dword(pdev, where + 4, 0);
-}
-
static unsigned long probe_existing_entries(struct pci_pbm_info *pbm,
struct pci_iommu *iommu)
{
@@ -1378,7 +1333,6 @@ void sun4v_pci_init(struct device_node *dp, char *model_name)
p->pbms_same_domain = 0;
p->scan_bus = pci_sun4v_scan_bus;
- p->base_address_update = pci_sun4v_base_address_update;
#ifdef CONFIG_PCI_MSI
p->setup_msi_irq = pci_sun4v_setup_msi_irq;
p->teardown_msi_irq = pci_sun4v_teardown_msi_irq;