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authorLinus Torvalds <torvalds@linux-foundation.org>2018-04-04 15:19:26 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2018-04-04 15:19:26 -0700
commit5b1f3dc927a2681cb339b05156f828f83bfa1b80 (patch)
tree7526719ba0a52b35e40ef0df51b39bf6a9c84471 /arch/arm/include
parent680014d6d1da84e9c7860831221ec74230721907 (diff)
parent83fbdf1c0595470d98ee99a6474099aee870640f (diff)
Merge branch 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull irq updates from Thomas Gleixner: "The usual pile of boring changes: - Consolidate tasklet functions to share code instead of duplicating it - The first step for making the low level entry handler management on multi-platform kernels generic - A new sysfs file which allows to retrieve the wakeup state of interrupts. - Ensure that the interrupt thread follows the effective affinity and not the programmed affinity to avoid cross core wakeups. - Two new interrupt controller drivers (Microsemi Ocelot and Qualcomm PDC) - Fix the wakeup path clock handling for Reneasas interrupt chips. - Rework the boot time register reset for ARM GIC-V2/3 - Better suspend/resume support for ARM GIV-V3/ITS - Add missing locking to the ARM GIC set_type() callback - Small fixes for the irq simulator code - SPDX identifiers for the irq core code and removal of boiler plate - Small cleanups all over the place" * 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (37 commits) openrisc: Set CONFIG_MULTI_IRQ_HANDLER arm64: Set CONFIG_MULTI_IRQ_HANDLER genirq: Make GENERIC_IRQ_MULTI_HANDLER depend on !MULTI_IRQ_HANDLER irqchip/gic: Take lock when updating irq type irqchip/gic: Update supports_deactivate static key to modern api irqchip/gic-v3: Ensure GICR_CTLR.EnableLPI=0 is observed before enabling irqchip: Add a driver for the Microsemi Ocelot controller dt-bindings: interrupt-controller: Add binding for the Microsemi Ocelot interrupt controller irqchip/gic-v3: Probe for SCR_EL3 being clear before resetting AP0Rn irqchip/gic-v3: Don't try to reset AP0Rn irqchip/gic-v3: Do not check trigger configuration of partitionned LPIs genirq: Remove license boilerplate/references genirq: Add missing SPDX identifiers genirq/matrix: Cleanup SPDX identifier genirq: Cleanup top of file comments genirq: Pass desc to __irq_free instead of irq number irqchip/gic-v3: Loudly complain about the use of IRQ_TYPE_NONE irqchip/gic: Loudly complain about the use of IRQ_TYPE_NONE RISC-V: Move to the new GENERIC_IRQ_MULTI_HANDLER handler genirq: Add CONFIG_GENERIC_IRQ_MULTI_HANDLER ...
Diffstat (limited to 'arch/arm/include')
-rw-r--r--arch/arm/include/asm/arch_gicv3.h47
1 files changed, 32 insertions, 15 deletions
diff --git a/arch/arm/include/asm/arch_gicv3.h b/arch/arm/include/asm/arch_gicv3.h
index 1070044f5c3f..0bd530702118 100644
--- a/arch/arm/include/asm/arch_gicv3.h
+++ b/arch/arm/include/asm/arch_gicv3.h
@@ -35,6 +35,18 @@
#define ICC_IGRPEN1 __ACCESS_CP15(c12, 0, c12, 7)
#define ICC_BPR1 __ACCESS_CP15(c12, 0, c12, 3)
+#define __ICC_AP0Rx(x) __ACCESS_CP15(c12, 0, c8, 4 | x)
+#define ICC_AP0R0 __ICC_AP0Rx(0)
+#define ICC_AP0R1 __ICC_AP0Rx(1)
+#define ICC_AP0R2 __ICC_AP0Rx(2)
+#define ICC_AP0R3 __ICC_AP0Rx(3)
+
+#define __ICC_AP1Rx(x) __ACCESS_CP15(c12, 0, c9, x)
+#define ICC_AP1R0 __ICC_AP1Rx(0)
+#define ICC_AP1R1 __ICC_AP1Rx(1)
+#define ICC_AP1R2 __ICC_AP1Rx(2)
+#define ICC_AP1R3 __ICC_AP1Rx(3)
+
#define ICC_HSRE __ACCESS_CP15(c12, 4, c9, 5)
#define ICH_VSEIR __ACCESS_CP15(c12, 4, c9, 4)
@@ -86,17 +98,17 @@
#define ICH_LRC14 __LRC8(6)
#define ICH_LRC15 __LRC8(7)
-#define __AP0Rx(x) __ACCESS_CP15(c12, 4, c8, x)
-#define ICH_AP0R0 __AP0Rx(0)
-#define ICH_AP0R1 __AP0Rx(1)
-#define ICH_AP0R2 __AP0Rx(2)
-#define ICH_AP0R3 __AP0Rx(3)
+#define __ICH_AP0Rx(x) __ACCESS_CP15(c12, 4, c8, x)
+#define ICH_AP0R0 __ICH_AP0Rx(0)
+#define ICH_AP0R1 __ICH_AP0Rx(1)
+#define ICH_AP0R2 __ICH_AP0Rx(2)
+#define ICH_AP0R3 __ICH_AP0Rx(3)
-#define __AP1Rx(x) __ACCESS_CP15(c12, 4, c9, x)
-#define ICH_AP1R0 __AP1Rx(0)
-#define ICH_AP1R1 __AP1Rx(1)
-#define ICH_AP1R2 __AP1Rx(2)
-#define ICH_AP1R3 __AP1Rx(3)
+#define __ICH_AP1Rx(x) __ACCESS_CP15(c12, 4, c9, x)
+#define ICH_AP1R0 __ICH_AP1Rx(0)
+#define ICH_AP1R1 __ICH_AP1Rx(1)
+#define ICH_AP1R2 __ICH_AP1Rx(2)
+#define ICH_AP1R3 __ICH_AP1Rx(3)
/* A32-to-A64 mappings used by VGIC save/restore */
@@ -125,6 +137,16 @@ static inline u64 read_ ## a64(void) \
return val; \
}
+CPUIF_MAP(ICC_PMR, ICC_PMR_EL1)
+CPUIF_MAP(ICC_AP0R0, ICC_AP0R0_EL1)
+CPUIF_MAP(ICC_AP0R1, ICC_AP0R1_EL1)
+CPUIF_MAP(ICC_AP0R2, ICC_AP0R2_EL1)
+CPUIF_MAP(ICC_AP0R3, ICC_AP0R3_EL1)
+CPUIF_MAP(ICC_AP1R0, ICC_AP1R0_EL1)
+CPUIF_MAP(ICC_AP1R1, ICC_AP1R1_EL1)
+CPUIF_MAP(ICC_AP1R2, ICC_AP1R2_EL1)
+CPUIF_MAP(ICC_AP1R3, ICC_AP1R3_EL1)
+
CPUIF_MAP(ICH_HCR, ICH_HCR_EL2)
CPUIF_MAP(ICH_VTR, ICH_VTR_EL2)
CPUIF_MAP(ICH_MISR, ICH_MISR_EL2)
@@ -185,11 +207,6 @@ static inline u32 gic_read_iar(void)
return irqstat;
}
-static inline void gic_write_pmr(u32 val)
-{
- write_sysreg(val, ICC_PMR);
-}
-
static inline void gic_write_ctlr(u32 val)
{
write_sysreg(val, ICC_CTLR);