linux-kernel - [PATCH v4 14/17] kvm: lapic: Clean up APIC predefined macros

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Message-ID: <1572648072-84536-15-git-send-email-suravee.suthikulpanit@amd.com>
Date:   Fri, 1 Nov 2019 22:41:39 +0000
From:   "Suthikulpanit, Suravee" <Suravee.Suthikulpanit@....com>
To:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "kvm@...r.kernel.org" <kvm@...r.kernel.org>
CC:     "pbonzini@...hat.com" <pbonzini@...hat.com>,
        "rkrcmar@...hat.com" <rkrcmar@...hat.com>,
        "joro@...tes.org" <joro@...tes.org>,
        "vkuznets@...hat.com" <vkuznets@...hat.com>,
        "rkagan@...tuozzo.com" <rkagan@...tuozzo.com>,
        "graf@...zon.com" <graf@...zon.com>,
        "jschoenh@...zon.de" <jschoenh@...zon.de>,
        "karahmed@...zon.de" <karahmed@...zon.de>,
        "rimasluk@...zon.com" <rimasluk@...zon.com>,
        "Grimm, Jon" <Jon.Grimm@....com>,
        "Suthikulpanit, Suravee" <Suravee.Suthikulpanit@....com>
Subject: [PATCH v4 14/17] kvm: lapic: Clean up APIC predefined macros

Move these duplicated predefined macros to the header file so that
it can be re-used in other places.

Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@....com>
---
 arch/x86/kvm/lapic.c | 13 +++++--------
 arch/x86/kvm/lapic.h |  1 +
 2 files changed, 6 insertions(+), 8 deletions(-)

diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index 4654230..07e154e 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -56,9 +56,6 @@
 #define APIC_VERSION			(0x14UL | ((KVM_APIC_LVT_NUM - 1) << 16))
 #define LAPIC_MMIO_LENGTH		(1 << 12)
 /* followed define is not in apicdef.h */
-#define APIC_SHORT_MASK			0xc0000
-#define APIC_DEST_NOSHORT		0x0
-#define APIC_DEST_MASK			0x800
 #define MAX_APIC_VECTOR			256
 #define APIC_VECTORS_PER_REG		32
 
@@ -575,9 +572,9 @@ int kvm_pv_send_ipi(struct kvm *kvm, unsigned long ipi_bitmap_low,
 	irq.level = (icr & APIC_INT_ASSERT) != 0;
 	irq.trig_mode = icr & APIC_INT_LEVELTRIG;
 
-	if (icr & APIC_DEST_MASK)
+	if (icr & KVM_APIC_DEST_MASK)
 		return -KVM_EINVAL;
-	if (icr & APIC_SHORT_MASK)
+	if (icr & KVM_APIC_SHORT_MASK)
 		return -KVM_EINVAL;
 
 	rcu_read_lock();
@@ -808,7 +805,7 @@ bool kvm_apic_match_dest(struct kvm_vcpu *vcpu, struct kvm_lapic *source,
 
 	ASSERT(target);
 	switch (short_hand) {
-	case APIC_DEST_NOSHORT:
+	case KVM_APIC_DEST_NOSHORT:
 		if (dest_mode == APIC_DEST_PHYSICAL)
 			return kvm_apic_match_physical_addr(target, mda);
 		else
@@ -1206,10 +1203,10 @@ static void apic_send_ipi(struct kvm_lapic *apic)
 
 	irq.vector = icr_low & APIC_VECTOR_MASK;
 	irq.delivery_mode = icr_low & APIC_MODE_MASK;
-	irq.dest_mode = icr_low & APIC_DEST_MASK;
+	irq.dest_mode = icr_low & KVM_APIC_DEST_MASK;
 	irq.level = (icr_low & APIC_INT_ASSERT) != 0;
 	irq.trig_mode = icr_low & APIC_INT_LEVELTRIG;
-	irq.shorthand = icr_low & APIC_SHORT_MASK;
+	irq.shorthand = icr_low & KVM_APIC_SHORT_MASK;
 	irq.msi_redir_hint = false;
 	if (apic_x2apic_mode(apic))
 		irq.dest_id = icr_high;
diff --git a/arch/x86/kvm/lapic.h b/arch/x86/kvm/lapic.h
index 36a5271..ba13c98e 100644
--- a/arch/x86/kvm/lapic.h
+++ b/arch/x86/kvm/lapic.h
@@ -10,6 +10,7 @@
 #define KVM_APIC_SIPI		1
 #define KVM_APIC_LVT_NUM	6
 
+#define KVM_APIC_DEST_NOSHORT	0x0
 #define KVM_APIC_SHORT_MASK	0xc0000
 #define KVM_APIC_DEST_MASK	0x800
 
-- 
1.8.3.1