[tip:x86/timers] x86/hpet: Remove the unused hpet_msi_read() function

[tip-bot for Thomas Gleixner]

Commit-ID:  eb8ec32c45a87efbc6683b771597084c4d904a17
Gitweb:     https://git.kernel.org/tip/eb8ec32c45a87efbc6683b771597084c4d904a17
Author:     Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate: Sun, 23 Jun 2019 15:23:46 +0200
Committer:  Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Fri, 28 Jun 2019 00:57:16 +0200

x86/hpet: Remove the unused hpet_msi_read() function

No users.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Reviewed-by: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Ricardo Neri <ricardo.neri-calderon@xxxxxxxxxxxxxxx>
Cc: Ashok Raj <ashok.raj@xxxxxxxxx>
Cc: Andi Kleen <andi.kleen@xxxxxxxxx>
Cc: Suravee Suthikulpanit <Suravee.Suthikulpanit@xxxxxxx>
Cc: Stephane Eranian <eranian@xxxxxxxxxx>
Cc: Ravi Shankar <ravi.v.shankar@xxxxxxxxx>
Link: https://lkml.kernel.org/r/20190623132434.553729327@xxxxxxxxxxxxx

---
 arch/x86/include/asm/hpet.h | 1 -
 arch/x86/kernel/hpet.c      | 7 -------
 2 files changed, 8 deletions(-)

diff --git a/arch/x86/include/asm/hpet.h b/arch/x86/include/asm/hpet.h
index 67385d56d4f4..e3209f5de65d 100644
--- a/arch/x86/include/asm/hpet.h
+++ b/arch/x86/include/asm/hpet.h
@@ -81,7 +81,6 @@ struct irq_domain;
 extern void hpet_msi_unmask(struct irq_data *data);
 extern void hpet_msi_mask(struct irq_data *data);
 extern void hpet_msi_write(struct hpet_dev *hdev, struct msi_msg *msg);
-extern void hpet_msi_read(struct hpet_dev *hdev, struct msi_msg *msg);
 extern struct irq_domain *hpet_create_irq_domain(int hpet_id);
 extern int hpet_assign_irq(struct irq_domain *domain,
 			   struct hpet_dev *dev, int dev_num);
diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
index b2ec52a7773d..69cd0829f432 100644
--- a/arch/x86/kernel/hpet.c
+++ b/arch/x86/kernel/hpet.c
@@ -462,13 +462,6 @@ void hpet_msi_write(struct hpet_dev *hdev, struct msi_msg *msg)
 	hpet_writel(msg->address_lo, HPET_Tn_ROUTE(hdev->num) + 4);
 }
 
-void hpet_msi_read(struct hpet_dev *hdev, struct msi_msg *msg)
-{
-	msg->data = hpet_readl(HPET_Tn_ROUTE(hdev->num));
-	msg->address_lo = hpet_readl(HPET_Tn_ROUTE(hdev->num) + 4);
-	msg->address_hi = 0;
-}
-
 static int hpet_msi_shutdown(struct clock_event_device *evt)
 {
 	struct hpet_dev *hdev = EVT_TO_HPET_DEV(evt);