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| author |   Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2010-10-06 16:12:28 -0400 |
|---|---|---|
| committer |   Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2010-10-18 10:49:34 -0400 |
| commit | 294ee6f89cfd629e276f632a6003a0fad7785dce (patch) | |
| tree | d72a0ebf5fe371f22a9e8b7b24880d4758255121 /arch/x86/kernel/x86_init.c | |
| parent | msi: Introduce default_[teardown|setup]_msi_irqs with fallback. (diff) | |
| download | linux-dev-294ee6f89cfd629e276f632a6003a0fad7785dce.tar.xz linux-dev-294ee6f89cfd629e276f632a6003a0fad7785dce.zip | |
x86: Introduce x86_msi_ops
Introduce an x86 specific indirect mechanism to setup MSIs.
The MSI setup functions become function pointers in an x86_msi_ops
struct, that defaults to the implementation in io_apic.c and msi.c.
[v2: Use HAVE_DEFAULT_* knobs]
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: x86@kernel.org
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'arch/x86/kernel/x86_init.c')
| -rw-r--r-- | arch/x86/kernel/x86_init.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/x86/kernel/x86_init.c b/arch/x86/kernel/x86_init.c index cd6da6bf3eca..ceb2911aa439 100644 --- a/arch/x86/kernel/x86_init.c +++ b/arch/x86/kernel/x86_init.c @@ -6,10 +6,12 @@ #include <linux/init.h> #include <linux/ioport.h> #include <linux/module.h> +#include <linux/pci.h> #include <asm/bios_ebda.h> #include <asm/paravirt.h> #include <asm/pci_x86.h> +#include <asm/pci.h> #include <asm/mpspec.h> #include <asm/setup.h> #include <asm/apic.h> @@ -99,3 +101,8 @@ struct x86_platform_ops x86_platform = { }; EXPORT_SYMBOL_GPL(x86_platform); +struct x86_msi_ops x86_msi = { + .setup_msi_irqs = native_setup_msi_irqs, + .teardown_msi_irq = native_teardown_msi_irq, + .teardown_msi_irqs = default_teardown_msi_irqs, +}; |