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Message-ID: <166869769649.4906.4149362707512771458.tip-bot2@tip-bot2>
Date: Thu, 17 Nov 2022 15:08:16 -0000
From: "tip-bot2 for Thomas Gleixner" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Thomas Gleixner <tglx@...utronix.de>,
Jason Gunthorpe <jgg@...dia.com>, x86@...nel.org,
linux-kernel@...r.kernel.org, maz@...nel.org
Subject: [tip: irq/core] genirq: Get rid of GENERIC_MSI_IRQ_DOMAIN
The following commit has been merged into the irq/core branch of tip:
Commit-ID: 13e7accb81d6c07993385af8342238ff22b41ac8
Gitweb: https://git.kernel.org/tip/13e7accb81d6c07993385af8342238ff22b41ac8
Author: Thomas Gleixner <tglx@...utronix.de>
AuthorDate: Fri, 11 Nov 2022 14:54:40 +01:00
Committer: Thomas Gleixner <tglx@...utronix.de>
CommitterDate: Thu, 17 Nov 2022 15:15:20 +01:00
genirq: Get rid of GENERIC_MSI_IRQ_DOMAIN
Adjust to reality and remove another layer of pointless Kconfig
indirection. CONFIG_GENERIC_MSI_IRQ is good enough to serve
all purposes.
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Reviewed-by: Jason Gunthorpe <jgg@...dia.com>
Link: https://lore.kernel.org/r/20221111122014.524842979@linutronix.de
---
drivers/base/Makefile | 2 +-
drivers/bus/fsl-mc/Kconfig | 2 +-
drivers/dma/Kconfig | 2 +-
drivers/dma/qcom/hidma.c | 8 ++++----
drivers/iommu/Kconfig | 2 +-
drivers/irqchip/Kconfig | 6 +++---
drivers/mailbox/Kconfig | 2 +-
drivers/pci/Kconfig | 1 -
drivers/perf/Kconfig | 2 +-
drivers/soc/ti/Kconfig | 2 +-
include/asm-generic/msi.h | 4 ++--
include/linux/device.h | 8 +++-----
include/linux/gpio/driver.h | 2 +-
include/linux/msi.h | 8 +++-----
kernel/irq/Kconfig | 7 +------
kernel/irq/msi.c | 3 ---
16 files changed, 24 insertions(+), 37 deletions(-)
diff --git a/drivers/base/Makefile b/drivers/base/Makefile
index 83217d2..3079bfe 100644
--- a/drivers/base/Makefile
+++ b/drivers/base/Makefile
@@ -22,7 +22,7 @@ obj-$(CONFIG_REGMAP) += regmap/
obj-$(CONFIG_SOC_BUS) += soc.o
obj-$(CONFIG_PINCTRL) += pinctrl.o
obj-$(CONFIG_DEV_COREDUMP) += devcoredump.o
-obj-$(CONFIG_GENERIC_MSI_IRQ_DOMAIN) += platform-msi.o
+obj-$(CONFIG_GENERIC_MSI_IRQ) += platform-msi.o
obj-$(CONFIG_GENERIC_ARCH_TOPOLOGY) += arch_topology.o
obj-$(CONFIG_GENERIC_ARCH_NUMA) += arch_numa.o
obj-$(CONFIG_ACPI) += physical_location.o
diff --git a/drivers/bus/fsl-mc/Kconfig b/drivers/bus/fsl-mc/Kconfig
index b1fd559..9492342 100644
--- a/drivers/bus/fsl-mc/Kconfig
+++ b/drivers/bus/fsl-mc/Kconfig
@@ -8,7 +8,7 @@
config FSL_MC_BUS
bool "QorIQ DPAA2 fsl-mc bus driver"
depends on OF && (ARCH_LAYERSCAPE || (COMPILE_TEST && (ARM || ARM64 || X86_LOCAL_APIC || PPC)))
- select GENERIC_MSI_IRQ_DOMAIN
+ select GENERIC_MSI_IRQ
help
Driver to enable the bus infrastructure for the QorIQ DPAA2
architecture. The fsl-mc bus driver handles discovery of
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index 7524b62..25e111a 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -462,7 +462,7 @@ config MV_XOR_V2
select DMA_ENGINE
select DMA_ENGINE_RAID
select ASYNC_TX_ENABLE_CHANNEL_SWITCH
- select GENERIC_MSI_IRQ_DOMAIN
+ select GENERIC_MSI_IRQ
help
Enable support for the Marvell version 2 XOR engine.
diff --git a/drivers/dma/qcom/hidma.c b/drivers/dma/qcom/hidma.c
index 210f1a9..04d1c33 100644
--- a/drivers/dma/qcom/hidma.c
+++ b/drivers/dma/qcom/hidma.c
@@ -610,7 +610,7 @@ static irqreturn_t hidma_chirq_handler(int chirq, void *arg)
return hidma_ll_inthandler(chirq, lldev);
}
-#ifdef CONFIG_GENERIC_MSI_IRQ_DOMAIN
+#ifdef CONFIG_GENERIC_MSI_IRQ
static irqreturn_t hidma_chirq_handler_msi(int chirq, void *arg)
{
struct hidma_lldev **lldevp = arg;
@@ -671,7 +671,7 @@ static int hidma_sysfs_init(struct hidma_dev *dev)
return device_create_file(dev->ddev.dev, dev->chid_attrs);
}
-#ifdef CONFIG_GENERIC_MSI_IRQ_DOMAIN
+#ifdef CONFIG_GENERIC_MSI_IRQ
static void hidma_write_msi_msg(struct msi_desc *desc, struct msi_msg *msg)
{
struct device *dev = msi_desc_to_dev(desc);
@@ -687,7 +687,7 @@ static void hidma_write_msi_msg(struct msi_desc *desc, struct msi_msg *msg)
static void hidma_free_msis(struct hidma_dev *dmadev)
{
-#ifdef CONFIG_GENERIC_MSI_IRQ_DOMAIN
+#ifdef CONFIG_GENERIC_MSI_IRQ
struct device *dev = dmadev->ddev.dev;
int i, virq;
@@ -704,7 +704,7 @@ static void hidma_free_msis(struct hidma_dev *dmadev)
static int hidma_request_msi(struct hidma_dev *dmadev,
struct platform_device *pdev)
{
-#ifdef CONFIG_GENERIC_MSI_IRQ_DOMAIN
+#ifdef CONFIG_GENERIC_MSI_IRQ
int rc, i, virq;
rc = platform_msi_domain_alloc_irqs(&pdev->dev, HIDMA_MSI_INTS,
diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig
index dc5f7a1..8eaf9b7 100644
--- a/drivers/iommu/Kconfig
+++ b/drivers/iommu/Kconfig
@@ -389,7 +389,7 @@ config ARM_SMMU_V3
depends on ARM64
select IOMMU_API
select IOMMU_IO_PGTABLE_LPAE
- select GENERIC_MSI_IRQ_DOMAIN
+ select GENERIC_MSI_IRQ
help
Support for implementations of the ARM System MMU architecture
version 3 providing translation support to a PCIe root complex.
diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig
index 7ef9f5e..ffea6a8 100644
--- a/drivers/irqchip/Kconfig
+++ b/drivers/irqchip/Kconfig
@@ -38,7 +38,7 @@ config ARM_GIC_V3
config ARM_GIC_V3_ITS
bool
- select GENERIC_MSI_IRQ_DOMAIN
+ select GENERIC_MSI_IRQ
default ARM_GIC_V3
config ARM_GIC_V3_ITS_PCI
@@ -375,7 +375,7 @@ config MVEBU_ICU
config MVEBU_ODMI
bool
- select GENERIC_MSI_IRQ_DOMAIN
+ select GENERIC_MSI_IRQ
config MVEBU_PIC
bool
@@ -488,7 +488,7 @@ config IMX_MU_MSI
default m if ARCH_MXC
select IRQ_DOMAIN
select IRQ_DOMAIN_HIERARCHY
- select GENERIC_MSI_IRQ_DOMAIN
+ select GENERIC_MSI_IRQ
help
Provide a driver for the i.MX Messaging Unit block used as a
CPU-to-CPU MSI controller. This requires a specially crafted DT
diff --git a/drivers/mailbox/Kconfig b/drivers/mailbox/Kconfig
index 05d6fae..d7af896 100644
--- a/drivers/mailbox/Kconfig
+++ b/drivers/mailbox/Kconfig
@@ -223,7 +223,7 @@ config BCM_FLEXRM_MBOX
tristate "Broadcom FlexRM Mailbox"
depends on ARM64
depends on ARCH_BCM_IPROC || COMPILE_TEST
- select GENERIC_MSI_IRQ_DOMAIN
+ select GENERIC_MSI_IRQ
default m if ARCH_BCM_IPROC
help
Mailbox implementation of the Broadcom FlexRM ring manager,
diff --git a/drivers/pci/Kconfig b/drivers/pci/Kconfig
index b7f6221..9309f24 100644
--- a/drivers/pci/Kconfig
+++ b/drivers/pci/Kconfig
@@ -38,7 +38,6 @@ source "drivers/pci/pcie/Kconfig"
config PCI_MSI
bool "Message Signaled Interrupts (MSI and MSI-X)"
- select GENERIC_MSI_IRQ_DOMAIN
select GENERIC_MSI_IRQ
help
This allows device drivers to enable MSI (Message Signaled
diff --git a/drivers/perf/Kconfig b/drivers/perf/Kconfig
index 341010f..692ffd5 100644
--- a/drivers/perf/Kconfig
+++ b/drivers/perf/Kconfig
@@ -93,7 +93,7 @@ config ARM_PMU_ACPI
config ARM_SMMU_V3_PMU
tristate "ARM SMMUv3 Performance Monitors Extension"
depends on (ARM64 && ACPI) || (COMPILE_TEST && 64BIT)
- depends on GENERIC_MSI_IRQ_DOMAIN
+ depends on GENERIC_MSI_IRQ
help
Provides support for the ARM SMMUv3 Performance Monitor Counter
Groups (PMCG), which provide monitoring of transactions passing
diff --git a/drivers/soc/ti/Kconfig b/drivers/soc/ti/Kconfig
index 7e2fb1c..e9a597e 100644
--- a/drivers/soc/ti/Kconfig
+++ b/drivers/soc/ti/Kconfig
@@ -98,6 +98,6 @@ endif # SOC_TI
config TI_SCI_INTA_MSI_DOMAIN
bool
- select GENERIC_MSI_IRQ_DOMAIN
+ select GENERIC_MSI_IRQ
help
Driver to enable Interrupt Aggregator specific MSI Domain.
diff --git a/include/asm-generic/msi.h b/include/asm-generic/msi.h
index bf910d4..124c734 100644
--- a/include/asm-generic/msi.h
+++ b/include/asm-generic/msi.h
@@ -4,7 +4,7 @@
#include <linux/types.h>
-#ifdef CONFIG_GENERIC_MSI_IRQ_DOMAIN
+#ifdef CONFIG_GENERIC_MSI_IRQ
#ifndef NUM_MSI_ALLOC_SCRATCHPAD_REGS
# define NUM_MSI_ALLOC_SCRATCHPAD_REGS 2
@@ -36,6 +36,6 @@ typedef struct msi_alloc_info {
#define GENERIC_MSI_DOMAIN_OPS 1
-#endif /* CONFIG_GENERIC_MSI_IRQ_DOMAIN */
+#endif /* CONFIG_GENERIC_MSI_IRQ */
#endif
diff --git a/include/linux/device.h b/include/linux/device.h
index 424b55d..c90a444 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -378,10 +378,8 @@ struct dev_links_info {
* @data: Pointer to MSI device data
*/
struct dev_msi_info {
-#ifdef CONFIG_GENERIC_MSI_IRQ_DOMAIN
- struct irq_domain *domain;
-#endif
#ifdef CONFIG_GENERIC_MSI_IRQ
+ struct irq_domain *domain;
struct msi_device_data *data;
#endif
};
@@ -742,7 +740,7 @@ static inline void set_dev_node(struct device *dev, int node)
static inline struct irq_domain *dev_get_msi_domain(const struct device *dev)
{
-#ifdef CONFIG_GENERIC_MSI_IRQ_DOMAIN
+#ifdef CONFIG_GENERIC_MSI_IRQ
return dev->msi.domain;
#else
return NULL;
@@ -751,7 +749,7 @@ static inline struct irq_domain *dev_get_msi_domain(const struct device *dev)
static inline void dev_set_msi_domain(struct device *dev, struct irq_domain *d)
{
-#ifdef CONFIG_GENERIC_MSI_IRQ_DOMAIN
+#ifdef CONFIG_GENERIC_MSI_IRQ
dev->msi.domain = d;
#endif
}
diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h
index 6aeea10..88ae451 100644
--- a/include/linux/gpio/driver.h
+++ b/include/linux/gpio/driver.h
@@ -27,7 +27,7 @@ struct gpio_chip;
union gpio_irq_fwspec {
struct irq_fwspec fwspec;
-#ifdef CONFIG_GENERIC_MSI_IRQ_DOMAIN
+#ifdef CONFIG_GENERIC_MSI_IRQ
msi_alloc_info_t msiinfo;
#endif
};
diff --git a/include/linux/msi.h b/include/linux/msi.h
index 9b84145..8b28714 100644
--- a/include/linux/msi.h
+++ b/include/linux/msi.h
@@ -79,9 +79,7 @@ void __get_cached_msi_msg(struct msi_desc *entry, struct msi_msg *msg);
#ifdef CONFIG_GENERIC_MSI_IRQ
void get_cached_msi_msg(unsigned int irq, struct msi_msg *msg);
#else
-static inline void get_cached_msi_msg(unsigned int irq, struct msi_msg *msg)
-{
-}
+static inline void get_cached_msi_msg(unsigned int irq, struct msi_msg *msg) { }
#endif
typedef void (*irq_write_msi_msg_t)(struct msi_desc *desc,
@@ -278,7 +276,7 @@ static inline void msi_device_destroy_sysfs(struct device *dev) { }
*/
bool arch_restore_msi_irqs(struct pci_dev *dev);
-#ifdef CONFIG_GENERIC_MSI_IRQ_DOMAIN
+#ifdef CONFIG_GENERIC_MSI_IRQ
#include <linux/irqhandler.h>
@@ -451,7 +449,7 @@ int platform_msi_device_domain_alloc(struct irq_domain *domain, unsigned int vir
void platform_msi_device_domain_free(struct irq_domain *domain, unsigned int virq,
unsigned int nvec);
void *platform_msi_get_host_data(struct irq_domain *domain);
-#endif /* CONFIG_GENERIC_MSI_IRQ_DOMAIN */
+#endif /* CONFIG_GENERIC_MSI_IRQ */
/* PCI specific interfaces */
#ifdef CONFIG_PCI_MSI
diff --git a/kernel/irq/Kconfig b/kernel/irq/Kconfig
index db3d174..b64c44a 100644
--- a/kernel/irq/Kconfig
+++ b/kernel/irq/Kconfig
@@ -86,15 +86,10 @@ config GENERIC_IRQ_IPI
depends on SMP
select IRQ_DOMAIN_HIERARCHY
-# Generic MSI interrupt support
-config GENERIC_MSI_IRQ
- bool
-
# Generic MSI hierarchical interrupt domain support
-config GENERIC_MSI_IRQ_DOMAIN
+config GENERIC_MSI_IRQ
bool
select IRQ_DOMAIN_HIERARCHY
- select GENERIC_MSI_IRQ
config IRQ_MSI_IOMMU
bool
diff --git a/kernel/irq/msi.c b/kernel/irq/msi.c
index b46b747..4fde917 100644
--- a/kernel/irq/msi.c
+++ b/kernel/irq/msi.c
@@ -461,7 +461,6 @@ static inline int msi_sysfs_populate_desc(struct device *dev, struct msi_desc *d
static inline void msi_sysfs_remove_desc(struct device *dev, struct msi_desc *desc) { }
#endif /* !CONFIG_SYSFS */
-#ifdef CONFIG_GENERIC_MSI_IRQ_DOMAIN
static int __msi_domain_alloc_irqs(struct irq_domain *domain, struct device *dev, int nvec);
static void __msi_domain_free_irqs(struct irq_domain *domain, struct device *dev);
@@ -1058,5 +1057,3 @@ struct msi_domain_info *msi_get_domain_info(struct irq_domain *domain)
{
return (struct msi_domain_info *)domain->host_data;
}
-
-#endif /* CONFIG_GENERIC_MSI_IRQ_DOMAIN */
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