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authorBjorn Helgaas <bhelgaas@google.com>2012-02-23 22:19:03 -0500
committerBjorn Helgaas <bhelgaas@google.com>2012-02-23 22:19:03 -0500
commit39c2462e163448c7df466c7262109ec6a24d5f88 (patch)
tree58edadf5be6f48cc845baeaa1c5b58cd00591605 /arch/parisc/include
parent4b84b6e9b43cab04099ba7055322d31dbd789475 (diff)
parisc/PCI: get rid of device resource fixups
Tell the PCI core about host bridge address translation so it can take care of bus-to-resource conversion for us. CC: linux-parisc@vger.kernel.org Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'arch/parisc/include')
-rw-r--r--arch/parisc/include/asm/pci.h38
1 files changed, 1 insertions, 37 deletions
diff --git a/arch/parisc/include/asm/pci.h b/arch/parisc/include/asm/pci.h
index 2242a5c636c2..a8b591fdd564 100644
--- a/arch/parisc/include/asm/pci.h
+++ b/arch/parisc/include/asm/pci.h
@@ -82,38 +82,8 @@ struct pci_hba_data {
82 82
83#ifdef CONFIG_64BIT 83#ifdef CONFIG_64BIT
84#define PCI_F_EXTEND 0xffffffff00000000UL 84#define PCI_F_EXTEND 0xffffffff00000000UL
85#define PCI_IS_LMMIO(hba,a) pci_is_lmmio(hba,a)
86
87/* We need to know if an address is LMMMIO or GMMIO.
88 * LMMIO requires mangling and GMMIO we must use as-is.
89 */
90static __inline__ int pci_is_lmmio(struct pci_hba_data *hba, unsigned long a)
91{
92 return(((a) & PCI_F_EXTEND) == PCI_F_EXTEND);
93}
94
95/*
96** Convert between PCI (IO_VIEW) addresses and processor (PA_VIEW) addresses.
97** See pci.c for more conversions used by Generic PCI code.
98**
99** Platform characteristics/firmware guarantee that
100** (1) PA_VIEW - IO_VIEW = lmmio_offset for both LMMIO and ELMMIO
101** (2) PA_VIEW == IO_VIEW for GMMIO
102*/
103#define PCI_BUS_ADDR(hba,a) (PCI_IS_LMMIO(hba,a) \
104 ? ((a) - hba->lmmio_space_offset) /* mangle LMMIO */ \
105 : (a)) /* GMMIO */
106#define PCI_HOST_ADDR(hba,a) (((a) & PCI_F_EXTEND) == 0 \
107 ? (a) + hba->lmmio_space_offset \
108 : (a))
109
110#else /* !CONFIG_64BIT */ 85#else /* !CONFIG_64BIT */
111
112#define PCI_BUS_ADDR(hba,a) (a)
113#define PCI_HOST_ADDR(hba,a) (a)
114#define PCI_F_EXTEND 0UL 86#define PCI_F_EXTEND 0UL
115#define PCI_IS_LMMIO(hba,a) (1) /* 32-bit doesn't support GMMIO */
116
117#endif /* !CONFIG_64BIT */ 87#endif /* !CONFIG_64BIT */
118 88
119/* 89/*
@@ -245,13 +215,7 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev,
245} 215}
246#endif 216#endif
247 217
248extern void 218#define ARCH_HAS_GENERIC_PCI_OFFSETS
249pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
250 struct resource *res);
251
252extern void
253pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
254 struct pci_bus_region *region);
255 219
256static inline void pcibios_penalize_isa_irq(int irq, int active) 220static inline void pcibios_penalize_isa_irq(int irq, int active)
257{ 221{