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Subject[PATCH 5.4 020/102] powerpc/pseries: Enable support for ibm,drc-info property
Date
From: Tyrel Datwyler <tyreld@linux.ibm.com>

commit 0a87ccd3699983645f54cafd2258514a716b20b8 upstream.

Advertise client support for the PAPR architected ibm,drc-info device
tree property during CAS handshake.

Fixes: c7a3275e0f9e ("powerpc/pseries: Revert support for ibm,drc-info devtree property")
Signed-off-by: Tyrel Datwyler <tyreld@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/1573449697-5448-11-git-send-email-tyreld@linux.ibm.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
arch/powerpc/kernel/prom_init.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -1053,7 +1053,7 @@ static const struct ibm_arch_vec ibm_arc
.reserved2 = 0,
.reserved3 = 0,
.subprocessors = 1,
- .byte22 = OV5_FEAT(OV5_DRMEM_V2),
+ .byte22 = OV5_FEAT(OV5_DRMEM_V2) | OV5_FEAT(OV5_DRC_INFO),
.intarch = 0,
.mmu = 0,
.hash_ext = 0,

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