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irqchip/apple-aic: Move PMU-specific registers to their own include file

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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@marcan.st>
Signed-off-by: Marc Zyngier <maz@kernel.org>
This commit is contained in:
Marc Zyngier 2021-11-03 13:55:19 +00:00
parent 0f522efcd7
commit 11db7410cf
2 changed files with 20 additions and 10 deletions
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19
arch/arm64/include/asm/apple_m1_pmu.h Normal file
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@ -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 */

11
drivers/irqchip/irq-apple-aic.c
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@ -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)