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authorAl Viro <viro@www.linux.org.uk>2005-04-25 07:55:57 -0700
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-04-25 07:55:57 -0700
commit92a11f9e7cb876e6cf9080e4a1642142cb9221b2 (patch)
treebe7957195d3f013327b45add983e5106356286e0
parent9090e001f28de4bccae232f1b78e78fad5132ecb (diff)
[PATCH] ppc iomem annotations: ->io_base_virt
* ->io_base_virt in struct pci_controller is iomem pointer. Marked as such. Most of the places that used it are already annotated to expect iomem. * places that did gratitious (and wrong) casts a-la isa_io_base = (unsigned long)ioremap(...); hose->io_base_virt = (void *)isa_io_base; turned into hose->io_base_virt = ioremap(...); isa_io_base = (unsigned long)hose->io_base_virt; * pci_bus_io_base() annotated as returning iomem pointer. Signed-off-by: Al Viro <viro@parcelfarce.linux.theplanet.co.uk> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--arch/ppc/kernel/pci.c2
-rw-r--r--arch/ppc/platforms/4xx/ebony.c5
-rw-r--r--arch/ppc/platforms/4xx/luan.c5
-rw-r--r--arch/ppc/platforms/4xx/ocotea.c5
-rw-r--r--arch/ppc/syslib/m8260_pci.c5
-rw-r--r--arch/ppc/syslib/mpc52xx_pci.c8
-rw-r--r--arch/ppc/syslib/ppc85xx_setup.c12
-rw-r--r--include/asm-ppc/pci-bridge.h4
8 files changed, 19 insertions, 27 deletions
diff --git a/arch/ppc/kernel/pci.c b/arch/ppc/kernel/pci.c
index 98f94b60204..47a15306823 100644
--- a/arch/ppc/kernel/pci.c
+++ b/arch/ppc/kernel/pci.c
@@ -1432,7 +1432,7 @@ pci_bus_to_hose(int bus)
return NULL;
}
-void*
+void __iomem *
pci_bus_io_base(unsigned int bus)
{
struct pci_controller *hose;
diff --git a/arch/ppc/platforms/4xx/ebony.c b/arch/ppc/platforms/4xx/ebony.c
index f63bca83e75..55120c317f7 100644
--- a/arch/ppc/platforms/4xx/ebony.c
+++ b/arch/ppc/platforms/4xx/ebony.c
@@ -210,9 +210,8 @@ ebony_setup_hose(void)
hose->io_space.end = EBONY_PCI_UPPER_IO;
hose->mem_space.start = EBONY_PCI_LOWER_MEM;
hose->mem_space.end = EBONY_PCI_UPPER_MEM;
- isa_io_base =
- (unsigned long)ioremap64(EBONY_PCI_IO_BASE, EBONY_PCI_IO_SIZE);
- hose->io_base_virt = (void *)isa_io_base;
+ hose->io_base_virt = ioremap64(EBONY_PCI_IO_BASE, EBONY_PCI_IO_SIZE);
+ isa_io_base = (unsigned long)hose->io_base_virt;
setup_indirect_pci(hose,
EBONY_PCI_CFGA_PLB32,
diff --git a/arch/ppc/platforms/4xx/luan.c b/arch/ppc/platforms/4xx/luan.c
index 1df2339f1f6..95359f748e7 100644
--- a/arch/ppc/platforms/4xx/luan.c
+++ b/arch/ppc/platforms/4xx/luan.c
@@ -223,9 +223,8 @@ luan_setup_hose(struct pci_controller *hose,
hose->io_space.end = LUAN_PCIX_UPPER_IO;
hose->mem_space.start = lower_mem;
hose->mem_space.end = upper_mem;
- isa_io_base =
- (unsigned long)ioremap64(pcix_io_base, PCIX_IO_SIZE);
- hose->io_base_virt = (void *)isa_io_base;
+ hose->io_base_virt = ioremap64(pcix_io_base, PCIX_IO_SIZE);
+ isa_io_base = (unsigned long) hose->io_base_virt;
setup_indirect_pci(hose, cfga, cfgd);
hose->set_cfg_type = 1;
diff --git a/arch/ppc/platforms/4xx/ocotea.c b/arch/ppc/platforms/4xx/ocotea.c
index 28de707434f..5f82a6bc704 100644
--- a/arch/ppc/platforms/4xx/ocotea.c
+++ b/arch/ppc/platforms/4xx/ocotea.c
@@ -227,9 +227,8 @@ ocotea_setup_hose(void)
hose->io_space.end = OCOTEA_PCI_UPPER_IO;
hose->mem_space.start = OCOTEA_PCI_LOWER_MEM;
hose->mem_space.end = OCOTEA_PCI_UPPER_MEM;
- isa_io_base =
- (unsigned long)ioremap64(OCOTEA_PCI_IO_BASE, OCOTEA_PCI_IO_SIZE);
- hose->io_base_virt = (void *)isa_io_base;
+ hose->io_base_virt = ioremap64(OCOTEA_PCI_IO_BASE, OCOTEA_PCI_IO_SIZE);
+ isa_io_base = (unsigned long) hose->io_base_virt;
setup_indirect_pci(hose,
OCOTEA_PCI_CFGA_PLB32,
diff --git a/arch/ppc/syslib/m8260_pci.c b/arch/ppc/syslib/m8260_pci.c
index bd564fb35ab..057cc3f8ff3 100644
--- a/arch/ppc/syslib/m8260_pci.c
+++ b/arch/ppc/syslib/m8260_pci.c
@@ -171,10 +171,9 @@ void __init m8260_find_bridges(void)
m8260_setup_pci(hose);
hose->pci_mem_offset = MPC826x_PCI_MEM_OFFSET;
- isa_io_base =
- (unsigned long) ioremap(MPC826x_PCI_IO_BASE,
+ hose->io_base_virt = ioremap(MPC826x_PCI_IO_BASE,
MPC826x_PCI_IO_SIZE);
- hose->io_base_virt = (void *) isa_io_base;
+ isa_io_base = (unsigned long) hose->io_base_virt;
/* setup resources */
pci_init_resource(&hose->mem_resources[0],
diff --git a/arch/ppc/syslib/mpc52xx_pci.c b/arch/ppc/syslib/mpc52xx_pci.c
index c723efd954a..59cf3e8bd1a 100644
--- a/arch/ppc/syslib/mpc52xx_pci.c
+++ b/arch/ppc/syslib/mpc52xx_pci.c
@@ -205,13 +205,11 @@ mpc52xx_find_bridges(void)
hose->pci_mem_offset = MPC52xx_PCI_MEM_OFFSET;
- isa_io_base =
- (unsigned long) ioremap(MPC52xx_PCI_IO_BASE,
- MPC52xx_PCI_IO_SIZE);
- hose->io_base_virt = (void *) isa_io_base;
+ hose->io_base_virt = ioremap(MPC52xx_PCI_IO_BASE, MPC52xx_PCI_IO_SIZE);
+ isa_io_base = (unsigned long) hose->io_base_virt;
hose->cfg_addr = &pci_regs->car;
- hose->cfg_data = (void __iomem *) isa_io_base;
+ hose->cfg_data = hose->io_base_virt;
/* Setup resources */
pci_init_resource(&hose->mem_resources[0],
diff --git a/arch/ppc/syslib/ppc85xx_setup.c b/arch/ppc/syslib/ppc85xx_setup.c
index 81f1968c326..152c3ef1312 100644
--- a/arch/ppc/syslib/ppc85xx_setup.c
+++ b/arch/ppc/syslib/ppc85xx_setup.c
@@ -280,16 +280,14 @@ mpc85xx_setup_hose(void)
hose_a->io_space.end = MPC85XX_PCI1_UPPER_IO;
hose_a->io_base_phys = MPC85XX_PCI1_IO_BASE;
#ifdef CONFIG_85xx_PCI2
- isa_io_base =
- (unsigned long) ioremap(MPC85XX_PCI1_IO_BASE,
+ hose_a->io_base_virt = ioremap(MPC85XX_PCI1_IO_BASE,
MPC85XX_PCI1_IO_SIZE +
MPC85XX_PCI2_IO_SIZE);
#else
- isa_io_base =
- (unsigned long) ioremap(MPC85XX_PCI1_IO_BASE,
+ hose_a->io_base_virt = ioremap(MPC85XX_PCI1_IO_BASE,
MPC85XX_PCI1_IO_SIZE);
#endif
- hose_a->io_base_virt = (void *) isa_io_base;
+ isa_io_base = (unsigned long)hose_a->io_base_virt;
/* setup resources */
pci_init_resource(&hose_a->mem_resources[0],
@@ -329,8 +327,8 @@ mpc85xx_setup_hose(void)
hose_b->io_space.start = MPC85XX_PCI2_LOWER_IO;
hose_b->io_space.end = MPC85XX_PCI2_UPPER_IO;
hose_b->io_base_phys = MPC85XX_PCI2_IO_BASE;
- hose_b->io_base_virt = (void *) isa_io_base + MPC85XX_PCI1_IO_SIZE;
-
+ hose_b->io_base_virt = hose_a->io_base_virt + MPC85XX_PCI1_IO_SIZE;
+
/* setup resources */
pci_init_resource(&hose_b->mem_resources[0],
MPC85XX_PCI2_LOWER_MEM,
diff --git a/include/asm-ppc/pci-bridge.h b/include/asm-ppc/pci-bridge.h
index 78e9be619f1..ffa423456c2 100644
--- a/include/asm-ppc/pci-bridge.h
+++ b/include/asm-ppc/pci-bridge.h
@@ -12,7 +12,7 @@ struct pci_controller;
* pci_io_base returns the memory address at which you can access
* the I/O space for PCI bus number `bus' (or NULL on error).
*/
-extern void *pci_bus_io_base(unsigned int bus);
+extern void __iomem *pci_bus_io_base(unsigned int bus);
extern unsigned long pci_bus_io_base_phys(unsigned int bus);
extern unsigned long pci_bus_mem_base_phys(unsigned int bus);
@@ -48,7 +48,7 @@ struct pci_controller {
int last_busno;
int bus_offset;
- void *io_base_virt;
+ void __iomem *io_base_virt;
unsigned long io_base_phys;
/* Some machines (PReP) have a non 1:1 mapping of