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-rw-r--r--drivers/irqchip/Kconfig8
-rw-r--r--drivers/irqchip/irq-gic-v3-its.c14
-rw-r--r--drivers/irqchip/irq-loongarch-cpu.c2
-rw-r--r--drivers/irqchip/irq-loongson-eiointc.c13
-rw-r--r--drivers/irqchip/irq-loongson-liointc.c4
-rw-r--r--drivers/irqchip/irq-loongson-pch-msi.c2
-rw-r--r--drivers/irqchip/irq-loongson-pch-pic.c40
-rw-r--r--drivers/irqchip/irq-stm32-exti.c2
8 files changed, 49 insertions, 36 deletions
diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig
index 66b9fa408bf2..eb5ea5b69cfa 100644
--- a/drivers/irqchip/Kconfig
+++ b/drivers/irqchip/Kconfig
@@ -561,6 +561,11 @@ config IRQ_LOONGARCH_CPU
select GENERIC_IRQ_CHIP
select IRQ_DOMAIN
select GENERIC_IRQ_EFFECTIVE_AFF_MASK
+ select LOONGSON_LIOINTC
+ select LOONGSON_EIOINTC
+ select LOONGSON_PCH_PIC
+ select LOONGSON_PCH_MSI
+ select LOONGSON_PCH_LPC
help
Support for the LoongArch CPU Interrupt Controller. For details of
irq chip hierarchy on LoongArch platforms please read the document
@@ -623,8 +628,9 @@ config LOONGSON_PCH_MSI
config LOONGSON_PCH_LPC
bool "Loongson PCH LPC Controller"
+ depends on LOONGARCH
depends on MACH_LOONGSON64
- default (MACH_LOONGSON64 && LOONGARCH)
+ default MACH_LOONGSON64
select IRQ_DOMAIN_HIERARCHY
help
Support for the Loongson PCH LPC Controller.
diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
index 5ff09de6c48f..beead1a0191c 100644
--- a/drivers/irqchip/irq-gic-v3-its.c
+++ b/drivers/irqchip/irq-gic-v3-its.c
@@ -1574,13 +1574,15 @@ static int its_select_cpu(struct irq_data *d,
const struct cpumask *aff_mask)
{
struct its_device *its_dev = irq_data_get_irq_chip_data(d);
- cpumask_var_t tmpmask;
+ static DEFINE_RAW_SPINLOCK(tmpmask_lock);
+ static struct cpumask __tmpmask;
+ struct cpumask *tmpmask;
+ unsigned long flags;
int cpu, node;
-
- if (!alloc_cpumask_var(&tmpmask, GFP_ATOMIC))
- return -ENOMEM;
-
node = its_dev->its->numa_node;
+ tmpmask = &__tmpmask;
+
+ raw_spin_lock_irqsave(&tmpmask_lock, flags);
if (!irqd_affinity_is_managed(d)) {
/* First try the NUMA node */
@@ -1634,7 +1636,7 @@ static int its_select_cpu(struct irq_data *d,
cpu = cpumask_pick_least_loaded(d, tmpmask);
}
out:
- free_cpumask_var(tmpmask);
+ raw_spin_unlock_irqrestore(&tmpmask_lock, flags);
pr_debug("IRQ%d -> %*pbl CPU%d\n", d->irq, cpumask_pr_args(aff_mask), cpu);
return cpu;
diff --git a/drivers/irqchip/irq-loongarch-cpu.c b/drivers/irqchip/irq-loongarch-cpu.c
index 327f3ab62c03..741612ba6a52 100644
--- a/drivers/irqchip/irq-loongarch-cpu.c
+++ b/drivers/irqchip/irq-loongarch-cpu.c
@@ -129,7 +129,7 @@ static int __init cpuintc_acpi_init(union acpi_subtable_headers *header,
clear_csr_ecfg(ECFG0_IM);
clear_csr_estat(ESTATF_IP);
- cpuintc_handle = irq_domain_alloc_fwnode(NULL);
+ cpuintc_handle = irq_domain_alloc_named_fwnode("CPUINTC");
irq_domain = irq_domain_create_linear(cpuintc_handle, EXCCODE_INT_NUM,
&loongarch_cpu_intc_irq_domain_ops, NULL);
diff --git a/drivers/irqchip/irq-loongson-eiointc.c b/drivers/irqchip/irq-loongson-eiointc.c
index 80d8ca6f2d46..16e9af8d8b1e 100644
--- a/drivers/irqchip/irq-loongson-eiointc.c
+++ b/drivers/irqchip/irq-loongson-eiointc.c
@@ -111,11 +111,15 @@ static int eiointc_set_irq_affinity(struct irq_data *d, const struct cpumask *af
regaddr = EIOINTC_REG_ENABLE + ((vector >> 5) << 2);
/* Mask target vector */
- csr_any_send(regaddr, EIOINTC_ALL_ENABLE & (~BIT(vector & 0x1F)), 0x0, 0);
+ csr_any_send(regaddr, EIOINTC_ALL_ENABLE & (~BIT(vector & 0x1F)),
+ 0x0, priv->node * CORES_PER_EIO_NODE);
+
/* Set route for target vector */
eiointc_set_irq_route(vector, cpu, priv->node, &priv->node_map);
+
/* Unmask target vector */
- csr_any_send(regaddr, EIOINTC_ALL_ENABLE, 0x0, 0);
+ csr_any_send(regaddr, EIOINTC_ALL_ENABLE,
+ 0x0, priv->node * CORES_PER_EIO_NODE);
irq_data_update_effective_affinity(d, cpumask_of(cpu));
@@ -286,7 +290,7 @@ static void acpi_set_vec_parent(int node, struct irq_domain *parent, struct acpi
}
}
-struct irq_domain *acpi_get_vec_parent(int node, struct acpi_vector_group *vec_group)
+static struct irq_domain *acpi_get_vec_parent(int node, struct acpi_vector_group *vec_group)
{
int i;
@@ -344,7 +348,8 @@ int __init eiointc_acpi_init(struct irq_domain *parent,
if (!priv)
return -ENOMEM;
- priv->domain_handle = irq_domain_alloc_fwnode((phys_addr_t *)acpi_eiointc);
+ priv->domain_handle = irq_domain_alloc_named_id_fwnode("EIOPIC",
+ acpi_eiointc->node);
if (!priv->domain_handle) {
pr_err("Unable to allocate domain handle\n");
goto out_free_priv;
diff --git a/drivers/irqchip/irq-loongson-liointc.c b/drivers/irqchip/irq-loongson-liointc.c
index c4f3c886ad61..0da8716f8f24 100644
--- a/drivers/irqchip/irq-loongson-liointc.c
+++ b/drivers/irqchip/irq-loongson-liointc.c
@@ -207,7 +207,7 @@ static int liointc_init(phys_addr_t addr, unsigned long size, int revision,
"reg-names", core_reg_names[i]);
if (index < 0)
- return -EINVAL;
+ goto out_iounmap;
priv->core_isr[i] = of_iomap(node, index);
}
@@ -360,7 +360,7 @@ int __init liointc_acpi_init(struct irq_domain *parent, struct acpi_madt_lio_pic
parent_irq[0] = irq_create_mapping(parent, acpi_liointc->cascade[0]);
parent_irq[1] = irq_create_mapping(parent, acpi_liointc->cascade[1]);
- domain_handle = irq_domain_alloc_fwnode((phys_addr_t *)acpi_liointc);
+ domain_handle = irq_domain_alloc_fwnode(&acpi_liointc->address);
if (!domain_handle) {
pr_err("Unable to allocate domain handle\n");
return -ENOMEM;
diff --git a/drivers/irqchip/irq-loongson-pch-msi.c b/drivers/irqchip/irq-loongson-pch-msi.c
index d0e8551bebfa..a72ede90ffc6 100644
--- a/drivers/irqchip/irq-loongson-pch-msi.c
+++ b/drivers/irqchip/irq-loongson-pch-msi.c
@@ -282,7 +282,7 @@ int __init pch_msi_acpi_init(struct irq_domain *parent,
int ret;
struct fwnode_handle *domain_handle;
- domain_handle = irq_domain_alloc_fwnode((phys_addr_t *)acpi_pchmsi);
+ domain_handle = irq_domain_alloc_fwnode(&acpi_pchmsi->msg_address);
ret = pch_msi_init(acpi_pchmsi->msg_address, acpi_pchmsi->start,
acpi_pchmsi->count, parent, domain_handle);
if (ret < 0)
diff --git a/drivers/irqchip/irq-loongson-pch-pic.c b/drivers/irqchip/irq-loongson-pch-pic.c
index b6f1392964b1..c01b9c257005 100644
--- a/drivers/irqchip/irq-loongson-pch-pic.c
+++ b/drivers/irqchip/irq-loongson-pch-pic.c
@@ -48,25 +48,6 @@ static struct pch_pic *pch_pic_priv[MAX_IO_PICS];
struct fwnode_handle *pch_pic_handle[MAX_IO_PICS];
-int find_pch_pic(u32 gsi)
-{
- int i;
-
- /* Find the PCH_PIC that manages this GSI. */
- for (i = 0; i < MAX_IO_PICS; i++) {
- struct pch_pic *priv = pch_pic_priv[i];
-
- if (!priv)
- return -1;
-
- if (gsi >= priv->gsi_base && gsi < (priv->gsi_base + priv->vec_count))
- return i;
- }
-
- pr_err("ERROR: Unable to locate PCH_PIC for GSI %d\n", gsi);
- return -1;
-}
-
static void pch_pic_bitset(struct pch_pic *priv, int offset, int bit)
{
u32 reg;
@@ -325,6 +306,25 @@ IRQCHIP_DECLARE(pch_pic, "loongson,pch-pic-1.0", pch_pic_of_init);
#endif
#ifdef CONFIG_ACPI
+int find_pch_pic(u32 gsi)
+{
+ int i;
+
+ /* Find the PCH_PIC that manages this GSI. */
+ for (i = 0; i < MAX_IO_PICS; i++) {
+ struct pch_pic *priv = pch_pic_priv[i];
+
+ if (!priv)
+ return -1;
+
+ if (gsi >= priv->gsi_base && gsi < (priv->gsi_base + priv->vec_count))
+ return i;
+ }
+
+ pr_err("ERROR: Unable to locate PCH_PIC for GSI %d\n", gsi);
+ return -1;
+}
+
static int __init
pch_lpc_parse_madt(union acpi_subtable_headers *header,
const unsigned long end)
@@ -349,7 +349,7 @@ int __init pch_pic_acpi_init(struct irq_domain *parent,
vec_base = acpi_pchpic->gsi_base - GSI_MIN_PCH_IRQ;
- domain_handle = irq_domain_alloc_fwnode((phys_addr_t *)acpi_pchpic);
+ domain_handle = irq_domain_alloc_fwnode(&acpi_pchpic->address);
if (!domain_handle) {
pr_err("Unable to allocate domain handle\n");
return -ENOMEM;
diff --git a/drivers/irqchip/irq-stm32-exti.c b/drivers/irqchip/irq-stm32-exti.c
index a73763d475f0..6a3f7498ea8e 100644
--- a/drivers/irqchip/irq-stm32-exti.c
+++ b/drivers/irqchip/irq-stm32-exti.c
@@ -716,7 +716,7 @@ static int stm32_exti_h_domain_alloc(struct irq_domain *dm,
irq_domain_set_hwirq_and_chip(dm, virq, hwirq, chip, chip_data);
- if (!host_data->drv_data || !host_data->drv_data->desc_irqs)
+ if (!host_data->drv_data->desc_irqs)
return -EINVAL;
desc_irq = host_data->drv_data->desc_irqs[hwirq];
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-18 02:26:45 +0000