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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-15 15:07:35 (GMT) |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-15 15:07:35 (GMT) |
| commit | 5f2434a66dfa4701b81b79a78eaf9c32da0f8839 (patch) | |
| tree | 8c38f1fb0d0fbcd15e496df89be00ad8c4918a43 /arch/powerpc/include/asm/irq.h | |
| parent | 278429cff8809958d25415ba0ed32b59866ab1a8 (diff) | |
| parent | 6dc6472581f693b5fc95aebedf67b4960fb85cf0 (diff) | |
| download | linux-fsl-qoriq-5f2434a66dfa4701b81b79a78eaf9c32da0f8839.tar.xz | |
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (158 commits)
powerpc: Fix CHRP PCI config access for indirect_pci
powerpc/chrp: Fix detection of Python PCI host bridge on IBM CHRPs
powerpc: Fix 32-bit SMP boot on CHRP
powerpc: Fix link errors on 32-bit machines using legacy DMA
powerpc/pci: Improve detection of unassigned bridge resources
hvc_console: Fix free_irq in spinlocked section
powerpc: Get USE_STRICT_MM_TYPECHECKS working again
powerpc: Reflect the used arguments in machine_init() prototype
powerpc: Fix DMA offset for non-coherent DMA
powerpc: fix fsl_upm nand driver modular build
powerpc/83xx: add NAND support for the MPC8360E-RDK boards
powerpc: FPGA support for GE Fanuc SBC610
i2c: MPC8349E-mITX Power Management and GPIO expander driver
powerpc: reserve two DMA channels for audio in MPC8610 HPCD device tree
powerpc: document the "fsl,ssi-dma-channel" compatible property
powerpc: disable CHRP and PMAC support in various defconfigs
OF: add fsl,mcu-mpc8349emitx to the exception list
powerpc/83xx: add DS1374 RTC support for the MPC837xE-MDS boards
powerpc: remove support for bootmem-allocated memory for the DIU driver
powerpc: remove non-dependent load fsl_booke PTE_64BIT
...
Diffstat (limited to 'arch/powerpc/include/asm/irq.h')
| -rw-r--r-- | arch/powerpc/include/asm/irq.h | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/arch/powerpc/include/asm/irq.h b/arch/powerpc/include/asm/irq.h index a372f76..0a51376 100644 --- a/arch/powerpc/include/asm/irq.h +++ b/arch/powerpc/include/asm/irq.h @@ -236,15 +236,27 @@ extern unsigned int irq_find_mapping(struct irq_host *host, extern unsigned int irq_create_direct_mapping(struct irq_host *host); /** - * irq_radix_revmap - Find a linux virq from a hw irq number. + * irq_radix_revmap_insert - Insert a hw irq to linux virq number mapping. + * @host: host owning this hardware interrupt + * @virq: linux irq number + * @hwirq: hardware irq number in that host space + * + * This is for use by irq controllers that use a radix tree reverse + * mapping for fast lookup. + */ +extern void irq_radix_revmap_insert(struct irq_host *host, unsigned int virq, + irq_hw_number_t hwirq); + +/** + * irq_radix_revmap_lookup - Find a linux virq from a hw irq number. * @host: host owning this hardware interrupt * @hwirq: hardware irq number in that host space * * This is a fast path, for use by irq controller code that uses radix tree * revmaps */ -extern unsigned int irq_radix_revmap(struct irq_host *host, - irq_hw_number_t hwirq); +extern unsigned int irq_radix_revmap_lookup(struct irq_host *host, + irq_hw_number_t hwirq); /** * irq_linear_revmap - Find a linux virq from a hw irq number. |