summaryrefslogtreecommitdiff
path: root/include
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2018-10-25 21:43:47 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2018-10-25 21:43:47 +0300
commit5947a64a7e0c70cc16d5d1e5af3cf3b44535047a (patch)
treed6b7c1cfbf4f02117814d54a90980f9f87002abf /include
parent4dcb9239dad6cee17c538482619a5b659774ee51 (diff)
parent746a923b863a1065ef77324e1e43f19b1a3eab5c (diff)
downloadlinux-5947a64a7e0c70cc16d5d1e5af3cf3b44535047a.tar.xz
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 interrupt brigade came up with the following updates: - Driver for the Marvell System Error Interrupt machinery - Overhaul of the GIC-V3 ITS driver - Small updates and fixes all over the place" * 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (31 commits) genirq: Fix race on spurious interrupt detection softirq: Fix typo in __do_softirq() comments genirq: Fix grammar s/an /a / irqchip/gic: Unify GIC priority definitions irqchip/gic-v3: Remove acknowledge loop dt-bindings/interrupt-controller: Add documentation for Marvell SEI controller dt-bindings/interrupt-controller: Update Marvell ICU bindings irqchip/irq-mvebu-icu: Add support for System Error Interrupts (SEI) arm64: marvell: Enable SEI driver irqchip/irq-mvebu-sei: Add new driver for Marvell SEI irqchip/irq-mvebu-icu: Support ICU subnodes irqchip/irq-mvebu-icu: Disociate ICU and NSR irqchip/irq-mvebu-icu: Clarify the reset operation of configured interrupts irqchip/irq-mvebu-icu: Fix wrong private data retrieval dt-bindings/interrupt-controller: Fix Marvell ICU length in the example genirq/msi: Allow creation of a tree-based irqdomain for platform-msi dt-bindings: irqchip: renesas-irqc: Document r8a7744 support dt-bindings: irqchip: renesas-irqc: Document R-Car E3 support irqchip/pdc: Setup all edge interrupts as rising edge at GIC irqchip/gic-v3-its: Allow use of LPI tables in reserved memory ...
Diffstat (limited to 'include')
-rw-r--r--include/linux/interrupt.h2
-rw-r--r--include/linux/irqchip/arm-gic-common.h6
-rw-r--r--include/linux/irqchip/arm-gic-v3.h4
-rw-r--r--include/linux/irqchip/arm-gic.h5
-rw-r--r--include/linux/irqdomain.h1
-rw-r--r--include/linux/msi.h17
6 files changed, 23 insertions, 12 deletions
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h
index eeceac3376fc..1d6711c28271 100644
--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -45,7 +45,7 @@
* IRQF_PERCPU - Interrupt is per cpu
* IRQF_NOBALANCING - Flag to exclude this interrupt from irq balancing
* IRQF_IRQPOLL - Interrupt is used for polling (only the interrupt that is
- * registered first in an shared interrupt is considered for
+ * registered first in a shared interrupt is considered for
* performance reasons)
* IRQF_ONESHOT - Interrupt is not reenabled after the hardirq handler finished.
* Used by threaded interrupts which need to keep the
diff --git a/include/linux/irqchip/arm-gic-common.h b/include/linux/irqchip/arm-gic-common.h
index 0a83b4379f34..9a1a479a2bf4 100644
--- a/include/linux/irqchip/arm-gic-common.h
+++ b/include/linux/irqchip/arm-gic-common.h
@@ -13,6 +13,12 @@
#include <linux/types.h>
#include <linux/ioport.h>
+#define GICD_INT_DEF_PRI 0xa0
+#define GICD_INT_DEF_PRI_X4 ((GICD_INT_DEF_PRI << 24) |\
+ (GICD_INT_DEF_PRI << 16) |\
+ (GICD_INT_DEF_PRI << 8) |\
+ GICD_INT_DEF_PRI)
+
enum gic_type {
GIC_V2,
GIC_V3,
diff --git a/include/linux/irqchip/arm-gic-v3.h b/include/linux/irqchip/arm-gic-v3.h
index 8bdbb5f29494..c2a7b863fc2e 100644
--- a/include/linux/irqchip/arm-gic-v3.h
+++ b/include/linux/irqchip/arm-gic-v3.h
@@ -585,8 +585,10 @@ struct rdists {
void __iomem *rd_base;
struct page *pend_page;
phys_addr_t phys_base;
+ bool lpi_enabled;
} __percpu *rdist;
- struct page *prop_page;
+ phys_addr_t prop_table_pa;
+ void *prop_table_va;
u64 flags;
u32 gicd_typer;
bool has_vlpis;
diff --git a/include/linux/irqchip/arm-gic.h b/include/linux/irqchip/arm-gic.h
index 6c4aaf04046c..626179077bb0 100644
--- a/include/linux/irqchip/arm-gic.h
+++ b/include/linux/irqchip/arm-gic.h
@@ -65,11 +65,6 @@
#define GICD_INT_EN_CLR_X32 0xffffffff
#define GICD_INT_EN_SET_SGI 0x0000ffff
#define GICD_INT_EN_CLR_PPI 0xffff0000
-#define GICD_INT_DEF_PRI 0xa0
-#define GICD_INT_DEF_PRI_X4 ((GICD_INT_DEF_PRI << 24) |\
- (GICD_INT_DEF_PRI << 16) |\
- (GICD_INT_DEF_PRI << 8) |\
- GICD_INT_DEF_PRI)
#define GICD_IIDR_IMPLEMENTER_SHIFT 0
#define GICD_IIDR_IMPLEMENTER_MASK (0xfff << GICD_IIDR_IMPLEMENTER_SHIFT)
diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index dccfa65aee96..068aa46f0d55 100644
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -75,6 +75,7 @@ struct irq_fwspec {
enum irq_domain_bus_token {
DOMAIN_BUS_ANY = 0,
DOMAIN_BUS_WIRED,
+ DOMAIN_BUS_GENERIC_MSI,
DOMAIN_BUS_PCI_MSI,
DOMAIN_BUS_PLATFORM_MSI,
DOMAIN_BUS_NEXUS,
diff --git a/include/linux/msi.h b/include/linux/msi.h
index 5839d8062dfc..0e9c50052ff3 100644
--- a/include/linux/msi.h
+++ b/include/linux/msi.h
@@ -317,11 +317,18 @@ int msi_domain_prepare_irqs(struct irq_domain *domain, struct device *dev,
int msi_domain_populate_irqs(struct irq_domain *domain, struct device *dev,
int virq, int nvec, msi_alloc_info_t *args);
struct irq_domain *
-platform_msi_create_device_domain(struct device *dev,
- unsigned int nvec,
- irq_write_msi_msg_t write_msi_msg,
- const struct irq_domain_ops *ops,
- void *host_data);
+__platform_msi_create_device_domain(struct device *dev,
+ unsigned int nvec,
+ bool is_tree,
+ irq_write_msi_msg_t write_msi_msg,
+ const struct irq_domain_ops *ops,
+ void *host_data);
+
+#define platform_msi_create_device_domain(dev, nvec, write, ops, data) \
+ __platform_msi_create_device_domain(dev, nvec, false, write, ops, data)
+#define platform_msi_create_device_tree_domain(dev, nvec, write, ops, data) \
+ __platform_msi_create_device_domain(dev, nvec, true, write, ops, data)
+
int platform_msi_domain_alloc(struct irq_domain *domain, unsigned int virq,
unsigned int nr_irqs);
void platform_msi_domain_free(struct irq_domain *domain, unsigned int virq,