From: Michael Ellerman Date: Tue, 8 May 2007 02:58:35 +0000 (+1000) Subject: [POWERPC] Tell Phyp we support MSI X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=014dad902aad6f5efbd65d0524b2e99304d2b07e;p=deliverable%2Flinux.git [POWERPC] Tell Phyp we support MSI Tell Phyp we support MSI via the client architecture support mechanism. Signed-off-by: Jake Moilanen Signed-off-by: Michael Ellerman Signed-off-by: Paul Mackerras --- diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index eee3555ced7c..d6047c441034 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -635,6 +635,12 @@ static void __init early_cmdline_parse(void) /* ibm,dynamic-reconfiguration-memory property supported */ #define OV5_DRCONF_MEMORY 0x20 #define OV5_LARGE_PAGES 0x10 /* large pages supported */ +/* PCIe/MSI support. Without MSI full PCIe is not supported */ +#ifdef CONFIG_PCI_MSI +#define OV5_MSI 0x01 /* PCIe/MSI support */ +#else +#define OV5_MSI 0x00 +#endif /* CONFIG_PCI_MSI */ /* * The architecture vector has an array of PVR mask/value pairs, @@ -679,7 +685,7 @@ static unsigned char ibm_architecture_vec[] = { /* option vector 5: PAPR/OF options */ 3 - 2, /* length */ 0, /* don't ignore, don't halt */ - OV5_LPAR | OV5_SPLPAR | OV5_LARGE_PAGES | OV5_DRCONF_MEMORY, + OV5_LPAR | OV5_SPLPAR | OV5_LARGE_PAGES | OV5_DRCONF_MEMORY | OV5_MSI, }; /* Old method - ELF header with PT_NOTE sections */