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author | Yun Wu <wuyun.wu@huawei.com> | 2015-03-06 16:37:49 (GMT) |
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committer | Jason Cooper <jason@lakedaemon.net> | 2015-03-08 05:34:35 (GMT) |
commit | 7cb991164a46992a499ecdc77b17f8ac94bdb75f (patch) | |
tree | 0cda432d80da94ca8c17593a0a331d178409daaf | |
parent | 1d27704a26313b9ed7463d4bfc6eda29e2bb3180 (diff) | |
download | linux-7cb991164a46992a499ecdc77b17f8ac94bdb75f.tar.xz |
irqchip: gicv3-its: Define macros for GITS_CTLR fields
Define macros for GITS_CTLR fields to avoid using magic numbers.
Acked-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Yun Wu <wuyun.wu@huawei.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Link: https://lkml.kernel.org/r/1425659870-11832-11-git-send-email-marc.zyngier@arm.com
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
-rw-r--r-- | drivers/irqchip/irq-gic-v3-its.c | 2 | ||||
-rw-r--r-- | include/linux/irqchip/arm-gic-v3.h | 3 |
2 files changed, 4 insertions, 1 deletions
diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c index ec20d4a..826da70 100644 --- a/drivers/irqchip/irq-gic-v3-its.c +++ b/drivers/irqchip/irq-gic-v3-its.c @@ -1388,7 +1388,7 @@ static int its_probe(struct device_node *node, struct irq_domain *parent) writeq_relaxed(baser, its->base + GITS_CBASER); tmp = readq_relaxed(its->base + GITS_CBASER); writeq_relaxed(0, its->base + GITS_CWRITER); - writel_relaxed(1, its->base + GITS_CTLR); + writel_relaxed(GITS_CTLR_ENABLE, its->base + GITS_CTLR); if ((tmp ^ baser) & GITS_BASER_SHAREABILITY_MASK) { pr_info("ITS: using cache flushing for cmd queue\n"); diff --git a/include/linux/irqchip/arm-gic-v3.h b/include/linux/irqchip/arm-gic-v3.h index cbdd440..781974a 100644 --- a/include/linux/irqchip/arm-gic-v3.h +++ b/include/linux/irqchip/arm-gic-v3.h @@ -166,6 +166,9 @@ #define GITS_TRANSLATER 0x10040 +#define GITS_CTLR_ENABLE (1U << 0) +#define GITS_CTLR_QUIESCENT (1U << 31) + #define GITS_TYPER_DEVBITS_SHIFT 13 #define GITS_TYPER_DEVBITS(r) ((((r) >> GITS_TYPER_DEVBITS_SHIFT) & 0x1f) + 1) #define GITS_TYPER_PTA (1UL << 19) |