| Message ID | 20220720131934.373932-2-shorne@gmail.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [v4,1/3] PCI: Remove pci_get_legacy_ide_irq and asm-generic/pci.h | expand |
Looks good:
Reviewed-by: Christoph Hellwig <hch@lst.de>
On Wed, Jul 20, 2022 at 3:20 PM Stafford Horne <shorne@gmail.com> wrote: > > The definition of the pci header function pci_get_legacy_ide_irq is only > used in platforms that support PNP. So many of the architecutres where > it is defined do not use it. This also means we can remove > asm-generic/pci.h as all it provides is a definition of > pci_get_legacy_ide_irq. > > Where referenced, replace the usage of pci_get_legacy_ide_irq with the > libata.h macros ATA_PRIMARY_IRQ and ATA_SECONDARY_IRQ which provide the > same functionality. This allows removing pci_get_legacy_ide_irq from > headers where it is no longer used. > > Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> > Acked-by: Pierre Morel <pmorel@linux.ibm.com> > Co-developed-by: Arnd Bergmann <arnd@arndb.de> > Signed-off-by: Stafford Horne <shorne@gmail.com> Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> > --- > > Since v3: > - Further remove the definictions of pci_get_legacy_ide_irq from x86 and use > the libata macros. > - Add Acked-bys. > > arch/alpha/include/asm/pci.h | 6 ------ > arch/arm/include/asm/pci.h | 5 ----- > arch/arm64/include/asm/pci.h | 6 ------ > arch/ia64/include/asm/pci.h | 6 ------ > arch/m68k/include/asm/pci.h | 2 -- > arch/mips/include/asm/pci.h | 6 ------ > arch/parisc/include/asm/pci.h | 5 ----- > arch/powerpc/include/asm/pci.h | 1 - > arch/s390/include/asm/pci.h | 1 - > arch/sh/include/asm/pci.h | 6 ------ > arch/sparc/include/asm/pci.h | 9 --------- > arch/x86/include/asm/pci.h | 3 --- > arch/xtensa/include/asm/pci.h | 3 --- > drivers/pnp/resource.c | 5 +++-- > include/asm-generic/pci.h | 17 ----------------- > 15 files changed, 3 insertions(+), 78 deletions(-) > delete mode 100644 include/asm-generic/pci.h > > diff --git a/arch/alpha/include/asm/pci.h b/arch/alpha/include/asm/pci.h > index cf6bc1e64d66..6312656279d7 100644 > --- a/arch/alpha/include/asm/pci.h > +++ b/arch/alpha/include/asm/pci.h > @@ -56,12 +56,6 @@ struct pci_controller { > > /* IOMMU controls. */ > > -/* TODO: integrate with include/asm-generic/pci.h ? */ > -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) > -{ > - return channel ? 15 : 14; > -} > - > #define pci_domain_nr(bus) ((struct pci_controller *)(bus)->sysdata)->index > > static inline int pci_proc_domain(struct pci_bus *bus) > diff --git a/arch/arm/include/asm/pci.h b/arch/arm/include/asm/pci.h > index 68e6f25784a4..5916b88d4c94 100644 > --- a/arch/arm/include/asm/pci.h > +++ b/arch/arm/include/asm/pci.h > @@ -22,11 +22,6 @@ static inline int pci_proc_domain(struct pci_bus *bus) > #define HAVE_PCI_MMAP > #define ARCH_GENERIC_PCI_MMAP_RESOURCE > > -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) > -{ > - return channel ? 15 : 14; > -} > - > extern void pcibios_report_status(unsigned int status_mask, int warn); > > #endif /* __KERNEL__ */ > diff --git a/arch/arm64/include/asm/pci.h b/arch/arm64/include/asm/pci.h > index b33ca260e3c9..0aebc3488c32 100644 > --- a/arch/arm64/include/asm/pci.h > +++ b/arch/arm64/include/asm/pci.h > @@ -23,12 +23,6 @@ > extern int isa_dma_bridge_buggy; > > #ifdef CONFIG_PCI > -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) > -{ > - /* no legacy IRQ on arm64 */ > - return -ENODEV; > -} > - > static inline int pci_proc_domain(struct pci_bus *bus) > { > return 1; > diff --git a/arch/ia64/include/asm/pci.h b/arch/ia64/include/asm/pci.h > index 8c163d1d0189..fa8f545c24c9 100644 > --- a/arch/ia64/include/asm/pci.h > +++ b/arch/ia64/include/asm/pci.h > @@ -63,10 +63,4 @@ static inline int pci_proc_domain(struct pci_bus *bus) > return (pci_domain_nr(bus) != 0); > } > > -#define HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ > -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) > -{ > - return channel ? isa_irq_to_vector(15) : isa_irq_to_vector(14); > -} > - > #endif /* _ASM_IA64_PCI_H */ > diff --git a/arch/m68k/include/asm/pci.h b/arch/m68k/include/asm/pci.h > index 5a4bc223743b..ccdfa0dc8413 100644 > --- a/arch/m68k/include/asm/pci.h > +++ b/arch/m68k/include/asm/pci.h > @@ -2,8 +2,6 @@ > #ifndef _ASM_M68K_PCI_H > #define _ASM_M68K_PCI_H > > -#include <asm-generic/pci.h> > - > #define pcibios_assign_all_busses() 1 > > #define PCIBIOS_MIN_IO 0x00000100 > diff --git a/arch/mips/include/asm/pci.h b/arch/mips/include/asm/pci.h > index 9ffc8192adae..3fd6e22c108b 100644 > --- a/arch/mips/include/asm/pci.h > +++ b/arch/mips/include/asm/pci.h > @@ -139,10 +139,4 @@ static inline int pci_proc_domain(struct pci_bus *bus) > /* Do platform specific device initialization at pci_enable_device() time */ > extern int pcibios_plat_dev_init(struct pci_dev *dev); > > -/* Chances are this interrupt is wired PC-style ... */ > -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) > -{ > - return channel ? 15 : 14; > -} > - > #endif /* _ASM_PCI_H */ > diff --git a/arch/parisc/include/asm/pci.h b/arch/parisc/include/asm/pci.h > index f14465b84de4..127ed5021ae3 100644 > --- a/arch/parisc/include/asm/pci.h > +++ b/arch/parisc/include/asm/pci.h > @@ -162,11 +162,6 @@ extern void pcibios_init_bridge(struct pci_dev *); > #define PCIBIOS_MIN_IO 0x10 > #define PCIBIOS_MIN_MEM 0x1000 /* NBPG - but pci/setup-res.c dies */ > > -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) > -{ > - return channel ? 15 : 14; > -} > - > #define HAVE_PCI_MMAP > #define ARCH_GENERIC_PCI_MMAP_RESOURCE > > diff --git a/arch/powerpc/include/asm/pci.h b/arch/powerpc/include/asm/pci.h > index 915d6ee4b40a..f9da506751bb 100644 > --- a/arch/powerpc/include/asm/pci.h > +++ b/arch/powerpc/include/asm/pci.h > @@ -39,7 +39,6 @@ > #define pcibios_assign_all_busses() \ > (pci_has_flag(PCI_REASSIGN_ALL_BUS)) > > -#define HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ > static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) > { > if (ppc_md.pci_get_legacy_ide_irq) > diff --git a/arch/s390/include/asm/pci.h b/arch/s390/include/asm/pci.h > index fdb9745ee998..5889ddcbc374 100644 > --- a/arch/s390/include/asm/pci.h > +++ b/arch/s390/include/asm/pci.h > @@ -6,7 +6,6 @@ > #include <linux/mutex.h> > #include <linux/iommu.h> > #include <linux/pci_hotplug.h> > -#include <asm-generic/pci.h> > #include <asm/pci_clp.h> > #include <asm/pci_debug.h> > #include <asm/sclp.h> > diff --git a/arch/sh/include/asm/pci.h b/arch/sh/include/asm/pci.h > index ad22e88c6657..54c30126ea17 100644 > --- a/arch/sh/include/asm/pci.h > +++ b/arch/sh/include/asm/pci.h > @@ -88,10 +88,4 @@ static inline int pci_proc_domain(struct pci_bus *bus) > return hose->need_domain_info; > } > > -/* Chances are this interrupt is wired PC-style ... */ > -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) > -{ > - return channel ? 15 : 14; > -} > - > #endif /* __ASM_SH_PCI_H */ > diff --git a/arch/sparc/include/asm/pci.h b/arch/sparc/include/asm/pci.h > index 4deddf430e5d..0c58f65bd172 100644 > --- a/arch/sparc/include/asm/pci.h > +++ b/arch/sparc/include/asm/pci.h > @@ -40,13 +40,4 @@ static inline int pci_proc_domain(struct pci_bus *bus) > #define get_pci_unmapped_area get_fb_unmapped_area > #endif /* CONFIG_SPARC64 */ > > -#if defined(CONFIG_SPARC64) || defined(CONFIG_LEON_PCI) > -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) > -{ > - return PCI_IRQ_NONE; > -} > -#else > -#include <asm-generic/pci.h> > -#endif > - > #endif /* ___ASM_SPARC_PCI_H */ > diff --git a/arch/x86/include/asm/pci.h b/arch/x86/include/asm/pci.h > index f3fd5928bcbb..736793d65bcb 100644 > --- a/arch/x86/include/asm/pci.h > +++ b/arch/x86/include/asm/pci.h > @@ -105,9 +105,6 @@ static inline void early_quirks(void) { } > > extern void pci_iommu_alloc(void); > > -/* generic pci stuff */ > -#include <asm-generic/pci.h> > - > #ifdef CONFIG_NUMA > /* Returns the node based on pci bus */ > static inline int __pcibus_to_node(const struct pci_bus *bus) > diff --git a/arch/xtensa/include/asm/pci.h b/arch/xtensa/include/asm/pci.h > index 8e2b48a268db..b56de9635b6c 100644 > --- a/arch/xtensa/include/asm/pci.h > +++ b/arch/xtensa/include/asm/pci.h > @@ -43,7 +43,4 @@ > #define ARCH_GENERIC_PCI_MMAP_RESOURCE 1 > #define arch_can_pci_mmap_io() 1 > > -/* Generic PCI */ > -#include <asm-generic/pci.h> > - > #endif /* _XTENSA_PCI_H */ > diff --git a/drivers/pnp/resource.c b/drivers/pnp/resource.c > index 2fa0f7d55259..8f7695624c8c 100644 > --- a/drivers/pnp/resource.c > +++ b/drivers/pnp/resource.c > @@ -17,6 +17,7 @@ > #include <asm/dma.h> > #include <asm/irq.h> > #include <linux/pci.h> > +#include <linux/libata.h> > #include <linux/ioport.h> > #include <linux/init.h> > > @@ -322,8 +323,8 @@ static int pci_dev_uses_irq(struct pnp_dev *pnp, struct pci_dev *pci, > * treat the compatibility IRQs as busy. > */ > if ((progif & 0x5) != 0x5) > - if (pci_get_legacy_ide_irq(pci, 0) == irq || > - pci_get_legacy_ide_irq(pci, 1) == irq) { > + if (ATA_PRIMARY_IRQ(pci) == irq || > + ATA_SECONDARY_IRQ(pci) == irq) { > pnp_dbg(&pnp->dev, " legacy IDE device %s " > "using irq %d\n", pci_name(pci), irq); > return 1; > diff --git a/include/asm-generic/pci.h b/include/asm-generic/pci.h > deleted file mode 100644 > index 6bb3cd3d695a..000000000000 > --- a/include/asm-generic/pci.h > +++ /dev/null > @@ -1,17 +0,0 @@ > -/* SPDX-License-Identifier: GPL-2.0 */ > -/* > - * linux/include/asm-generic/pci.h > - * > - * Copyright (C) 2003 Russell King > - */ > -#ifndef _ASM_GENERIC_PCI_H > -#define _ASM_GENERIC_PCI_H > - > -#ifndef HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ > -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) > -{ > - return channel ? 15 : 14; > -} > -#endif /* HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ */ > - > -#endif /* _ASM_GENERIC_PCI_H */ > -- > 2.36.1 >
diff --git a/arch/alpha/include/asm/pci.h b/arch/alpha/include/asm/pci.h index cf6bc1e64d66..6312656279d7 100644 --- a/arch/alpha/include/asm/pci.h +++ b/arch/alpha/include/asm/pci.h @@ -56,12 +56,6 @@ struct pci_controller { /* IOMMU controls. */ -/* TODO: integrate with include/asm-generic/pci.h ? */ -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) -{ - return channel ? 15 : 14; -} - #define pci_domain_nr(bus) ((struct pci_controller *)(bus)->sysdata)->index static inline int pci_proc_domain(struct pci_bus *bus) diff --git a/arch/arm/include/asm/pci.h b/arch/arm/include/asm/pci.h index 68e6f25784a4..5916b88d4c94 100644 --- a/arch/arm/include/asm/pci.h +++ b/arch/arm/include/asm/pci.h @@ -22,11 +22,6 @@ static inline int pci_proc_domain(struct pci_bus *bus) #define HAVE_PCI_MMAP #define ARCH_GENERIC_PCI_MMAP_RESOURCE -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) -{ - return channel ? 15 : 14; -} - extern void pcibios_report_status(unsigned int status_mask, int warn); #endif /* __KERNEL__ */ diff --git a/arch/arm64/include/asm/pci.h b/arch/arm64/include/asm/pci.h index b33ca260e3c9..0aebc3488c32 100644 --- a/arch/arm64/include/asm/pci.h +++ b/arch/arm64/include/asm/pci.h @@ -23,12 +23,6 @@ extern int isa_dma_bridge_buggy; #ifdef CONFIG_PCI -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) -{ - /* no legacy IRQ on arm64 */ - return -ENODEV; -} - static inline int pci_proc_domain(struct pci_bus *bus) { return 1; diff --git a/arch/ia64/include/asm/pci.h b/arch/ia64/include/asm/pci.h index 8c163d1d0189..fa8f545c24c9 100644 --- a/arch/ia64/include/asm/pci.h +++ b/arch/ia64/include/asm/pci.h @@ -63,10 +63,4 @@ static inline int pci_proc_domain(struct pci_bus *bus) return (pci_domain_nr(bus) != 0); } -#define HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) -{ - return channel ? isa_irq_to_vector(15) : isa_irq_to_vector(14); -} - #endif /* _ASM_IA64_PCI_H */ diff --git a/arch/m68k/include/asm/pci.h b/arch/m68k/include/asm/pci.h index 5a4bc223743b..ccdfa0dc8413 100644 --- a/arch/m68k/include/asm/pci.h +++ b/arch/m68k/include/asm/pci.h @@ -2,8 +2,6 @@ #ifndef _ASM_M68K_PCI_H #define _ASM_M68K_PCI_H -#include <asm-generic/pci.h> - #define pcibios_assign_all_busses() 1 #define PCIBIOS_MIN_IO 0x00000100 diff --git a/arch/mips/include/asm/pci.h b/arch/mips/include/asm/pci.h index 9ffc8192adae..3fd6e22c108b 100644 --- a/arch/mips/include/asm/pci.h +++ b/arch/mips/include/asm/pci.h @@ -139,10 +139,4 @@ static inline int pci_proc_domain(struct pci_bus *bus) /* Do platform specific device initialization at pci_enable_device() time */ extern int pcibios_plat_dev_init(struct pci_dev *dev); -/* Chances are this interrupt is wired PC-style ... */ -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) -{ - return channel ? 15 : 14; -} - #endif /* _ASM_PCI_H */ diff --git a/arch/parisc/include/asm/pci.h b/arch/parisc/include/asm/pci.h index f14465b84de4..127ed5021ae3 100644 --- a/arch/parisc/include/asm/pci.h +++ b/arch/parisc/include/asm/pci.h @@ -162,11 +162,6 @@ extern void pcibios_init_bridge(struct pci_dev *); #define PCIBIOS_MIN_IO 0x10 #define PCIBIOS_MIN_MEM 0x1000 /* NBPG - but pci/setup-res.c dies */ -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) -{ - return channel ? 15 : 14; -} - #define HAVE_PCI_MMAP #define ARCH_GENERIC_PCI_MMAP_RESOURCE diff --git a/arch/powerpc/include/asm/pci.h b/arch/powerpc/include/asm/pci.h index 915d6ee4b40a..f9da506751bb 100644 --- a/arch/powerpc/include/asm/pci.h +++ b/arch/powerpc/include/asm/pci.h @@ -39,7 +39,6 @@ #define pcibios_assign_all_busses() \ (pci_has_flag(PCI_REASSIGN_ALL_BUS)) -#define HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) { if (ppc_md.pci_get_legacy_ide_irq) diff --git a/arch/s390/include/asm/pci.h b/arch/s390/include/asm/pci.h index fdb9745ee998..5889ddcbc374 100644 --- a/arch/s390/include/asm/pci.h +++ b/arch/s390/include/asm/pci.h @@ -6,7 +6,6 @@ #include <linux/mutex.h> #include <linux/iommu.h> #include <linux/pci_hotplug.h> -#include <asm-generic/pci.h> #include <asm/pci_clp.h> #include <asm/pci_debug.h> #include <asm/sclp.h> diff --git a/arch/sh/include/asm/pci.h b/arch/sh/include/asm/pci.h index ad22e88c6657..54c30126ea17 100644 --- a/arch/sh/include/asm/pci.h +++ b/arch/sh/include/asm/pci.h @@ -88,10 +88,4 @@ static inline int pci_proc_domain(struct pci_bus *bus) return hose->need_domain_info; } -/* Chances are this interrupt is wired PC-style ... */ -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) -{ - return channel ? 15 : 14; -} - #endif /* __ASM_SH_PCI_H */ diff --git a/arch/sparc/include/asm/pci.h b/arch/sparc/include/asm/pci.h index 4deddf430e5d..0c58f65bd172 100644 --- a/arch/sparc/include/asm/pci.h +++ b/arch/sparc/include/asm/pci.h @@ -40,13 +40,4 @@ static inline int pci_proc_domain(struct pci_bus *bus) #define get_pci_unmapped_area get_fb_unmapped_area #endif /* CONFIG_SPARC64 */ -#if defined(CONFIG_SPARC64) || defined(CONFIG_LEON_PCI) -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) -{ - return PCI_IRQ_NONE; -} -#else -#include <asm-generic/pci.h> -#endif - #endif /* ___ASM_SPARC_PCI_H */ diff --git a/arch/x86/include/asm/pci.h b/arch/x86/include/asm/pci.h index f3fd5928bcbb..736793d65bcb 100644 --- a/arch/x86/include/asm/pci.h +++ b/arch/x86/include/asm/pci.h @@ -105,9 +105,6 @@ static inline void early_quirks(void) { } extern void pci_iommu_alloc(void); -/* generic pci stuff */ -#include <asm-generic/pci.h> - #ifdef CONFIG_NUMA /* Returns the node based on pci bus */ static inline int __pcibus_to_node(const struct pci_bus *bus) diff --git a/arch/xtensa/include/asm/pci.h b/arch/xtensa/include/asm/pci.h index 8e2b48a268db..b56de9635b6c 100644 --- a/arch/xtensa/include/asm/pci.h +++ b/arch/xtensa/include/asm/pci.h @@ -43,7 +43,4 @@ #define ARCH_GENERIC_PCI_MMAP_RESOURCE 1 #define arch_can_pci_mmap_io() 1 -/* Generic PCI */ -#include <asm-generic/pci.h> - #endif /* _XTENSA_PCI_H */ diff --git a/drivers/pnp/resource.c b/drivers/pnp/resource.c index 2fa0f7d55259..8f7695624c8c 100644 --- a/drivers/pnp/resource.c +++ b/drivers/pnp/resource.c @@ -17,6 +17,7 @@ #include <asm/dma.h> #include <asm/irq.h> #include <linux/pci.h> +#include <linux/libata.h> #include <linux/ioport.h> #include <linux/init.h> @@ -322,8 +323,8 @@ static int pci_dev_uses_irq(struct pnp_dev *pnp, struct pci_dev *pci, * treat the compatibility IRQs as busy. */ if ((progif & 0x5) != 0x5) - if (pci_get_legacy_ide_irq(pci, 0) == irq || - pci_get_legacy_ide_irq(pci, 1) == irq) { + if (ATA_PRIMARY_IRQ(pci) == irq || + ATA_SECONDARY_IRQ(pci) == irq) { pnp_dbg(&pnp->dev, " legacy IDE device %s " "using irq %d\n", pci_name(pci), irq); return 1; diff --git a/include/asm-generic/pci.h b/include/asm-generic/pci.h deleted file mode 100644 index 6bb3cd3d695a..000000000000 --- a/include/asm-generic/pci.h +++ /dev/null @@ -1,17 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * linux/include/asm-generic/pci.h - * - * Copyright (C) 2003 Russell King - */ -#ifndef _ASM_GENERIC_PCI_H -#define _ASM_GENERIC_PCI_H - -#ifndef HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) -{ - return channel ? 15 : 14; -} -#endif /* HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ */ - -#endif /* _ASM_GENERIC_PCI_H */