| From 8af2e35c12ec0c7e3a1e6615ae78055d25ed5253 Mon Sep 17 00:00:00 2001 |
| From: Tyrel Datwyler <tyreld@linux.ibm.com> |
| Date: Sun, 10 Nov 2019 23:21:37 -0600 |
| Subject: [PATCH] powerpc/pseries: Enable support for ibm,drc-info property |
| |
| 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: Paul Gortmaker <paul.gortmaker@windriver.com> |
| |
| diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c |
| index 6d600c977c09..e1186a0deb23 100644 |
| --- a/arch/powerpc/kernel/prom_init.c |
| +++ b/arch/powerpc/kernel/prom_init.c |
| @@ -1037,7 +1037,7 @@ static const struct ibm_arch_vec ibm_architecture_vec_template __initconst = { |
| .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, |
| -- |
| 2.7.4 |
| |
