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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2011-09-19 17:45:02 +0000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2011-09-20 16:09:59 +1000 |
| commit | 5c7c1e9444d8bfb721a27a35bba3eeb5236c75d8 (patch) | |
| tree | b63c895e73bfb9b921a20acde8254c10656e99b4 /arch/powerpc/sysdev/xics/xics-common.c | |
| parent | 628daa8d5abfd904a7329a660c5c374212230123 (diff) | |
| download | op-kernel-dev-5c7c1e9444d8bfb721a27a35bba3eeb5236c75d8.zip op-kernel-dev-5c7c1e9444d8bfb721a27a35bba3eeb5236c75d8.tar.gz | |
powerpc/powernv: Add OPAL ICS backend
OPAL handles HW access to the various ICS or equivalent chips
for us (with the exception of p5ioc2 based HEA which uses a
different backend) similarily to what RTAS does on pSeries.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/sysdev/xics/xics-common.c')
| -rw-r--r-- | arch/powerpc/sysdev/xics/xics-common.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/arch/powerpc/sysdev/xics/xics-common.c b/arch/powerpc/sysdev/xics/xics-common.c index 445c5a0..3d93a8d 100644 --- a/arch/powerpc/sysdev/xics/xics-common.c +++ b/arch/powerpc/sysdev/xics/xics-common.c @@ -409,14 +409,10 @@ void __init xics_init(void) int rc = -1; /* Fist locate ICP */ -#ifdef CONFIG_PPC_ICP_HV if (firmware_has_feature(FW_FEATURE_LPAR)) rc = icp_hv_init(); -#endif -#ifdef CONFIG_PPC_ICP_NATIVE if (rc < 0) rc = icp_native_init(); -#endif if (rc < 0) { pr_warning("XICS: Cannot find a Presentation Controller !\n"); return; @@ -429,9 +425,9 @@ void __init xics_init(void) xics_ipi_chip.irq_eoi = icp_ops->eoi; /* Now locate ICS */ -#ifdef CONFIG_PPC_ICS_RTAS rc = ics_rtas_init(); -#endif + if (rc < 0) + rc = ics_opal_init(); if (rc < 0) pr_warning("XICS: Cannot find a Source Controller !\n"); |
