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From:   Srikar Dronamraju <srikar@linux.vnet.ibm.com>
To:     Michael Ellerman <mpe@ellerman.id.au>
Cc:     linuxppc-dev <linuxppc-dev@lists.ozlabs.org>,
        Srikar Dronamraju <srikar@linux.vnet.ibm.com>,
        LKML <linux-kernel@vger.kernel.org>,
        Nicholas Piggin <npiggin@gmail.com>,
        Anton Blanchard <anton@ozlabs.org>,
        "Oliver O'Halloran" <oohall@gmail.com>,
        Nathan Lynch <nathanl@linux.ibm.com>,
        Michael Neuling <mikey@neuling.org>,
        Gautham R Shenoy <ego@linux.vnet.ibm.com>,
        Satheesh Rajendran <sathnaga@linux.vnet.ibm.com>,
        Ingo Molnar <mingo@kernel.org>,
        Peter Zijlstra <peterz@infradead.org>,
        Valentin Schneider <valentin.schneider@arm.com>
Subject: [PATCH v2 03/11] powerpc/smp: Remove get_physical_package_id
Date:   Mon, 21 Sep 2020 15:26:45 +0530
Message-Id: <20200921095653.9701-4-srikar@linux.vnet.ibm.com>
In-Reply-To: <20200921095653.9701-1-srikar@linux.vnet.ibm.com>
References: <20200921095653.9701-1-srikar@linux.vnet.ibm.com>
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Now that cpu_core_mask has been removed and topology_core_cpumask has
been updated to use cpu_cpu_mask, we no more need
get_physical_package_id.

Cc: linuxppc-dev <linuxppc-dev@lists.ozlabs.org>
Cc: LKML <linux-kernel@vger.kernel.org>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Nicholas Piggin <npiggin@gmail.com>
Cc: Anton Blanchard <anton@ozlabs.org>
Cc: Oliver O'Halloran <oohall@gmail.com>
Cc: Nathan Lynch <nathanl@linux.ibm.com>
Cc: Michael Neuling <mikey@neuling.org>
Cc: Gautham R Shenoy <ego@linux.vnet.ibm.com>
Cc: Satheesh Rajendran <sathnaga@linux.vnet.ibm.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Valentin Schneider <valentin.schneider@arm.com>
Signed-off-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Tested-by: Satheesh Rajendran <sathnaga@linux.vnet.ibm.com>
---
 arch/powerpc/include/asm/topology.h |  5 -----
 arch/powerpc/kernel/smp.c           | 20 --------------------
 2 files changed, 25 deletions(-)

diff --git a/arch/powerpc/include/asm/topology.h b/arch/powerpc/include/asm/topology.h
index e0f232533c9d..e45219f74be0 100644
--- a/arch/powerpc/include/asm/topology.h
+++ b/arch/powerpc/include/asm/topology.h
@@ -114,12 +114,7 @@ static inline int cpu_to_coregroup_id(int cpu)
 #ifdef CONFIG_PPC64
 #include <asm/smp.h>
 
-#ifdef CONFIG_PPC_SPLPAR
-int get_physical_package_id(int cpu);
-#define topology_physical_package_id(cpu)	(get_physical_package_id(cpu))
-#else
 #define topology_physical_package_id(cpu)	(cpu_to_chip_id(cpu))
-#endif
 
 #define topology_sibling_cpumask(cpu)	(per_cpu(cpu_sibling_map, cpu))
 #define topology_core_cpumask(cpu)	(cpu_cpu_mask(cpu))
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index ec41491beca4..8c095fe237b2 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -1292,26 +1292,6 @@ static inline void add_cpu_to_smallcore_masks(int cpu)
 	}
 }
 
-int get_physical_package_id(int cpu)
-{
-	int pkg_id = cpu_to_chip_id(cpu);
-
-	/*
-	 * If the platform is PowerNV or Guest on KVM, ibm,chip-id is
-	 * defined. Hence we would return the chip-id as the result of
-	 * get_physical_package_id.
-	 */
-	if (pkg_id == -1 && firmware_has_feature(FW_FEATURE_LPAR) &&
-	    IS_ENABLED(CONFIG_PPC_SPLPAR)) {
-		struct device_node *np = of_get_cpu_node(cpu, NULL);
-		pkg_id = of_node_to_nid(np);
-		of_node_put(np);
-	}
-
-	return pkg_id;
-}
-EXPORT_SYMBOL_GPL(get_physical_package_id);
-
 static void add_cpu_to_masks(int cpu)
 {
 	int first_thread = cpu_first_thread_sibling(cpu);
-- 
2.17.1