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Commit 014dad90 authored by Michael Ellerman's avatar Michael Ellerman Committed by Paul Mackerras
Browse files

[POWERPC] Tell Phyp we support MSI 



Tell Phyp we support MSI via the client architecture support mechanism.

Signed-off-by: default avatarJake Moilanen <moilanen@austin.ibm.com>
Signed-off-by: default avatarMichael Ellerman <michael@ellerman.id.au>
Signed-off-by: default avatarPaul Mackerras <paulus@samba.org>
parent 85f2bf9f

arch/powerpc/kernel/prom_init.c

+7 −1
Original line number Diff line number Diff line
@@ -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 */