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authorCédric Le Goater <clg@kaod.org>2020-12-10 20:14:45 +0300
committerMichael Ellerman <mpe@ellerman.id.au>2020-12-11 01:53:10 +0300
commit4cc0e36df2c0a41fd38645ddde08d2bfba699b7a (patch)
tree88dc2f3072e11d897f10531ecafa8ce883dd4b02 /arch/powerpc/include/asm/opal-api.h
parent7b3b3de3b04ecb7393cdfaa30a3468dd47b750cf (diff)
downloadlinux-4cc0e36df2c0a41fd38645ddde08d2bfba699b7a.tar.xz
powerpc/xive: Remove P9 DD1 flag XIVE_IRQ_FLAG_SHIFT_BUG
This flag was used to support the PHB4 LSIs on P9 DD1 and we have stopped supporting this CPU when DD2 came out. See skiboot commit: https://github.com/open-power/skiboot/commit/0b0d15e3c170 Signed-off-by: Cédric Le Goater <clg@kaod.org> Reviewed-by: Greg Kurz <groug@kaod.org> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20201210171450.1933725-9-clg@kaod.org
Diffstat (limited to 'arch/powerpc/include/asm/opal-api.h')
-rw-r--r--arch/powerpc/include/asm/opal-api.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/opal-api.h b/arch/powerpc/include/asm/opal-api.h
index 1dffa3cb16ba..48ee604ca39a 100644
--- a/arch/powerpc/include/asm/opal-api.h
+++ b/arch/powerpc/include/asm/opal-api.h
@@ -1091,7 +1091,7 @@ enum {
OPAL_XIVE_IRQ_TRIGGER_PAGE = 0x00000001,
OPAL_XIVE_IRQ_STORE_EOI = 0x00000002,
OPAL_XIVE_IRQ_LSI = 0x00000004,
- OPAL_XIVE_IRQ_SHIFT_BUG = 0x00000008,
+ OPAL_XIVE_IRQ_SHIFT_BUG = 0x00000008, /* P9 DD1.0 workaround */
OPAL_XIVE_IRQ_MASK_VIA_FW = 0x00000010,
OPAL_XIVE_IRQ_EOI_VIA_FW = 0x00000020,
};