linux-kernel - [PATCH v5 08/10] irqchip/apple-aic: Move PMU-specific registers to their own include file

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Date:   Tue,  8 Feb 2022 18:56:02 +0000
From:   Marc Zyngier <maz@...nel.org>
To:     linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Mark Rutland <mark.rutland@....com>, Will Deacon <will@...nel.org>,
        Hector Martin <marcan@...can.st>,
        Sven Peter <sven@...npeter.dev>,
        Alyssa Rosenzweig <alyssa@...enzweig.io>,
        Rob Herring <robh+dt@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Dougall <dougallj@...il.com>, kernel-team@...roid.com
Subject: [PATCH v5 08/10] irqchip/apple-aic: Move PMU-specific registers to their own include file

As we are about to have a PMU driver, move the PMU bits from the AIC
driver into a common include file.

Reviewed-by: Hector Martin <marcan@...can.st>
Signed-off-by: Marc Zyngier <maz@...nel.org>
---
 arch/arm64/include/asm/apple_m1_pmu.h | 19 +++++++++++++++++++
 drivers/irqchip/irq-apple-aic.c       | 11 +----------
 2 files changed, 20 insertions(+), 10 deletions(-)
 create mode 100644 arch/arm64/include/asm/apple_m1_pmu.h

diff --git a/arch/arm64/include/asm/apple_m1_pmu.h b/arch/arm64/include/asm/apple_m1_pmu.h
new file mode 100644
index 000000000000..b848af7faadc
--- /dev/null
+++ b/arch/arm64/include/asm/apple_m1_pmu.h
@@ -0,0 +1,19 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#ifndef __ASM_APPLE_M1_PMU_h
+#define __ASM_APPLE_M1_PMU_h
+
+#include <linux/bits.h>
+#include <asm/sysreg.h>
+
+/* Core PMC control register */
+#define SYS_IMP_APL_PMCR0_EL1	sys_reg(3, 1, 15, 0, 0)
+#define PMCR0_IMODE		GENMASK(10, 8)
+#define PMCR0_IMODE_OFF		0
+#define PMCR0_IMODE_PMI		1
+#define PMCR0_IMODE_AIC		2
+#define PMCR0_IMODE_HALT	3
+#define PMCR0_IMODE_FIQ		4
+#define PMCR0_IACT		BIT(11)
+
+#endif /* __ASM_APPLE_M1_PMU_h */
diff --git a/drivers/irqchip/irq-apple-aic.c b/drivers/irqchip/irq-apple-aic.c
index 873544e58676..b40199c6625e 100644
--- a/drivers/irqchip/irq-apple-aic.c
+++ b/drivers/irqchip/irq-apple-aic.c
@@ -55,6 +55,7 @@
 #include <linux/limits.h>
 #include <linux/of_address.h>
 #include <linux/slab.h>
+#include <asm/apple_m1_pmu.h>
 #include <asm/exception.h>
 #include <asm/sysreg.h>
 #include <asm/virt.h>
@@ -109,16 +110,6 @@
  * Note: sysreg-based IPIs are not supported yet.
  */
 
-/* Core PMC control register */
-#define SYS_IMP_APL_PMCR0_EL1		sys_reg(3, 1, 15, 0, 0)
-#define PMCR0_IMODE			GENMASK(10, 8)
-#define PMCR0_IMODE_OFF			0
-#define PMCR0_IMODE_PMI			1
-#define PMCR0_IMODE_AIC			2
-#define PMCR0_IMODE_HALT		3
-#define PMCR0_IMODE_FIQ			4
-#define PMCR0_IACT			BIT(11)
-
 /* IPI request registers */
 #define SYS_IMP_APL_IPI_RR_LOCAL_EL1	sys_reg(3, 5, 15, 0, 0)
 #define SYS_IMP_APL_IPI_RR_GLOBAL_EL1	sys_reg(3, 5, 15, 0, 1)
-- 
2.30.2