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authorThomas Gleixner <tglx@linutronix.de>2017-09-14 00:29:19 +0300
committerThomas Gleixner <tglx@linutronix.de>2017-09-25 21:51:49 +0300
commit0801bbaac00b2c729adb1b1b0e0945ca8bbea088 (patch)
tree42ba763a315e30a3f86b6c164b1bcba129e37318
parent57e0aa446176493f69a8f8e270e9c4addca80772 (diff)
downloadlinux-0801bbaac00b2c729adb1b1b0e0945ca8bbea088.tar.xz
x86/apic: Move probe32 specific APIC functions
The apic functions which are used in probe_32.c are implemented as inlines or in apic.c. There is no reason to have them at random places. Move them to the actual usage site and make them static. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Tested-by: Juergen Gross <jgross@suse.com> Tested-by: Yu Chen <yu.c.chen@intel.com> Acked-by: Juergen Gross <jgross@suse.com> Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com> Cc: Tony Luck <tony.luck@intel.com> Cc: Marc Zyngier <marc.zyngier@arm.com> Cc: Alok Kataria <akataria@vmware.com> Cc: Joerg Roedel <joro@8bytes.org> Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Christoph Hellwig <hch@lst.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Rui Zhang <rui.zhang@intel.com> Cc: "K. Y. Srinivasan" <kys@microsoft.com> Cc: Arjan van de Ven <arjan@linux.intel.com> Cc: Dan Williams <dan.j.williams@intel.com> Cc: Len Brown <lenb@kernel.org> Link: https://lkml.kernel.org/r/20170913213153.596768194@linutronix.de
-rw-r--r--arch/x86/include/asm/apic.h21
-rw-r--r--arch/x86/kernel/apic/apic.c10
-rw-r--r--arch/x86/kernel/apic/probe_32.c25
3 files changed, 25 insertions, 31 deletions
diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h
index 63f4ad5123cc..06a023b2dca1 100644
--- a/arch/x86/include/asm/apic.h
+++ b/arch/x86/include/asm/apic.h
@@ -524,31 +524,10 @@ extern void default_setup_apic_routing(void);
extern struct apic apic_noop;
#ifdef CONFIG_X86_32
-
static inline int noop_x86_32_early_logical_apicid(int cpu)
{
return BAD_APICID;
}
-
-/*
- * Set up the logical destination ID.
- *
- * Intel recommends to set DFR, LDR and TPR before enabling
- * an APIC. See e.g. "AP-388 82489DX User's Manual" (Intel
- * document number 292116). So here it goes...
- */
-extern void default_init_apic_ldr(void);
-
-static inline int default_apic_id_registered(void)
-{
- return physid_isset(read_apic_id(), phys_cpu_present_map);
-}
-
-static inline int default_phys_pkg_id(int cpuid_apic, int index_msb)
-{
- return cpuid_apic >> index_msb;
-}
-
#endif
extern int flat_cpu_mask_to_apicid(const struct cpumask *cpumask,
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index ffcd7556795f..1b1aeda189d7 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -2273,16 +2273,6 @@ int hard_smp_processor_id(void)
return read_apic_id();
}
-void default_init_apic_ldr(void)
-{
- unsigned long val;
-
- apic_write(APIC_DFR, APIC_DFR_VALUE);
- val = apic_read(APIC_LDR) & ~APIC_LDR_MASK;
- val |= SET_APIC_LOGICAL_ID(1UL << smp_processor_id());
- apic_write(APIC_LDR, val);
-}
-
int default_cpu_mask_to_apicid(const struct cpumask *mask,
struct irq_data *irqdata,
unsigned int *apicid)
diff --git a/arch/x86/kernel/apic/probe_32.c b/arch/x86/kernel/apic/probe_32.c
index 63287659adb6..12d171204c8a 100644
--- a/arch/x86/kernel/apic/probe_32.c
+++ b/arch/x86/kernel/apic/probe_32.c
@@ -66,6 +66,31 @@ static void setup_apic_flat_routing(void)
#endif
}
+static int default_apic_id_registered(void)
+{
+ return physid_isset(read_apic_id(), phys_cpu_present_map);
+}
+
+/*
+ * Set up the logical destination ID. Intel recommends to set DFR, LDR and
+ * TPR before enabling an APIC. See e.g. "AP-388 82489DX User's Manual"
+ * (Intel document number 292116).
+ */
+static void default_init_apic_ldr(void)
+{
+ unsigned long val;
+
+ apic_write(APIC_DFR, APIC_DFR_VALUE);
+ val = apic_read(APIC_LDR) & ~APIC_LDR_MASK;
+ val |= SET_APIC_LOGICAL_ID(1UL << smp_processor_id());
+ apic_write(APIC_LDR, val);
+}
+
+static int default_phys_pkg_id(int cpuid_apic, int index_msb)
+{
+ return cpuid_apic >> index_msb;
+}
+
/* should be called last. */
static int probe_default(void)
{