Commit-ID: 83a18912b0e8d275001bca6fc9c0fe519d98f280
Gitweb: http://git.kernel.org/tip/83a18912b0e8d275001bca6fc9c0fe519d98f280
Author: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx>
AuthorDate: Sun, 9 Nov 2014 23:10:34 +0800
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Sun, 23 Nov 2014 13:01:45 +0100
PCI/MSI: Rename write_msi_msg() to pci_write_msi_msg()
Rename write_msi_msg() to pci_write_msi_msg() to mark it as PCI
specific.
Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx>
Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
Cc: Grant Likely <grant.likely@xxxxxxxxxx>
Cc: Marc Zyngier <marc.zyngier@xxxxxxx>
Cc: Yingjoe Chen <yingjoe.chen@xxxxxxxxxxxx>
Cc: Yijing Wang <wangyijing@xxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
arch/arm/mach-iop13xx/msi.c | 2 +-
arch/ia64/kernel/msi_ia64.c | 4 ++--
arch/ia64/sn/kernel/msi_sn.c | 4 ++--
arch/mips/pci/msi-octeon.c | 2 +-
arch/mips/pci/msi-xlp.c | 4 ++--
arch/mips/pci/pci-xlr.c | 2 +-
arch/powerpc/platforms/cell/axon_msi.c | 2 +-
arch/powerpc/platforms/powernv/pci.c | 2 +-
arch/powerpc/sysdev/fsl_msi.c | 2 +-
arch/powerpc/sysdev/mpic_pasemi_msi.c | 2 +-
arch/powerpc/sysdev/mpic_u3msi.c | 2 +-
arch/powerpc/sysdev/ppc4xx_hsta_msi.c | 2 +-
arch/powerpc/sysdev/ppc4xx_msi.c | 2 +-
arch/s390/pci/pci.c | 2 +-
arch/sparc/kernel/pci_msi.c | 2 +-
arch/tile/kernel/pci_gx.c | 2 +-
arch/x86/kernel/apic/io_apic.c | 4 ++--
arch/x86/pci/xen.c | 2 +-
drivers/irqchip/irq-armada-370-xp.c | 2 +-
drivers/pci/host/pci-tegra.c | 2 +-
drivers/pci/host/pcie-designware.c | 2 +-
drivers/pci/host/pcie-rcar.c | 2 +-
drivers/pci/host/pcie-xilinx.c | 2 +-
drivers/pci/msi.c | 10 +++++-----
drivers/vfio/pci/vfio_pci_intrs.c | 2 +-
include/linux/msi.h | 14 ++++++++++++--
26 files changed, 45 insertions(+), 35 deletions(-)
diff --git a/arch/arm/mach-iop13xx/msi.c b/arch/arm/mach-iop13xx/msi.c
index e7730cf..3f7739c 100644
--- a/arch/arm/mach-iop13xx/msi.c
+++ b/arch/arm/mach-iop13xx/msi.c
@@ -153,7 +153,7 @@ int arch_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc)
id = iop13xx_cpu_id();
msg.data = (id << IOP13XX_MU_MIMR_CORE_SELECT) | (irq & 0x7f);
- write_msi_msg(irq, &msg);
+ pci_write_msi_msg(irq, &msg);
irq_set_chip_and_handler(irq, &iop13xx_msi_chip, handle_simple_irq);
return 0;
diff --git a/arch/ia64/kernel/msi_ia64.c b/arch/ia64/kernel/msi_ia64.c
index 8c3730c..35b10dd 100644
--- a/arch/ia64/kernel/msi_ia64.c
+++ b/arch/ia64/kernel/msi_ia64.c
@@ -35,7 +35,7 @@ static int ia64_set_msi_irq_affinity(struct irq_data *idata,
data |= MSI_DATA_VECTOR(irq_to_vector(irq));
msg.data = data;
- write_msi_msg(irq, &msg);
+ pci_write_msi_msg(irq, &msg);
cpumask_copy(idata->affinity, cpumask_of(cpu));
return 0;
@@ -71,7 +71,7 @@ int ia64_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc)
MSI_DATA_DELIVERY_FIXED |
MSI_DATA_VECTOR(vector);
- write_msi_msg(irq, &msg);
+ pci_write_msi_msg(irq, &msg);
irq_set_chip_and_handler(irq, &ia64_msi_chip, handle_edge_irq);
return 0;
diff --git a/arch/ia64/sn/kernel/msi_sn.c b/arch/ia64/sn/kernel/msi_sn.c
index 446e779..433cafe 100644
--- a/arch/ia64/sn/kernel/msi_sn.c
+++ b/arch/ia64/sn/kernel/msi_sn.c
@@ -145,7 +145,7 @@ int sn_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *entry)
msg.data = 0x100 + irq;
irq_set_msi_desc(irq, entry);
- write_msi_msg(irq, &msg);
+ pci_write_msi_msg(irq, &msg);
irq_set_chip_and_handler(irq, &sn_msi_chip, handle_edge_irq);
return 0;
@@ -205,7 +205,7 @@ static int sn_set_msi_irq_affinity(struct irq_data *data,
msg.address_hi = (u32)(bus_addr >> 32);
msg.address_lo = (u32)(bus_addr & 0x00000000ffffffff);
- write_msi_msg(irq, &msg);
+ pci_write_msi_msg(irq, &msg);
cpumask_copy(data->affinity, cpu_mask);
return 0;
diff --git a/arch/mips/pci/msi-octeon.c b/arch/mips/pci/msi-octeon.c
index 63bbe07..cffaaf4 100644
--- a/arch/mips/pci/msi-octeon.c
+++ b/arch/mips/pci/msi-octeon.c
@@ -178,7 +178,7 @@ msi_irq_allocated:
pci_write_config_word(dev, dev->msi_cap + PCI_MSI_FLAGS, control);
irq_set_msi_desc(irq, desc);
- write_msi_msg(irq, &msg);
+ pci_write_msi_msg(irq, &msg);
return 0;
}
diff --git a/arch/mips/pci/msi-xlp.c b/arch/mips/pci/msi-xlp.c
index fa374fe..81ea2b4 100644
--- a/arch/mips/pci/msi-xlp.c
+++ b/arch/mips/pci/msi-xlp.c
@@ -345,7 +345,7 @@ static int xlp_setup_msi(uint64_t lnkbase, int node, int link,
if (ret < 0)
return ret;
- write_msi_msg(xirq, &msg);
+ pci_write_msi_msg(xirq, &msg);
return 0;
}
@@ -448,7 +448,7 @@ static int xlp_setup_msix(uint64_t lnkbase, int node, int link,
return ret;
}
- write_msi_msg(xirq, &msg);
+ pci_write_msi_msg(xirq, &msg);
return 0;
}
diff --git a/arch/mips/pci/pci-xlr.c b/arch/mips/pci/pci-xlr.c
index 0dde803..26d2dab 100644
--- a/arch/mips/pci/pci-xlr.c
+++ b/arch/mips/pci/pci-xlr.c
@@ -260,7 +260,7 @@ int arch_setup_msi_irq(struct pci_dev *dev, struct msi_desc *desc)
if (ret < 0)
return ret;
- write_msi_msg(irq, &msg);
+ pci_write_msi_msg(irq, &msg);
return 0;
}
#endif
diff --git a/arch/powerpc/platforms/cell/axon_msi.c b/arch/powerpc/platforms/cell/axon_msi.c
index 862b327..26fa343 100644
--- a/arch/powerpc/platforms/cell/axon_msi.c
+++ b/arch/powerpc/platforms/cell/axon_msi.c
@@ -279,7 +279,7 @@ static int axon_msi_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
irq_set_msi_desc(virq, entry);
msg.data = virq;
- write_msi_msg(virq, &msg);
+ pci_write_msi_msg(virq, &msg);
}
return 0;
diff --git a/arch/powerpc/platforms/powernv/pci.c b/arch/powerpc/platforms/powernv/pci.c
index b3ca77d..e79a38a 100644
--- a/arch/powerpc/platforms/powernv/pci.c
+++ b/arch/powerpc/platforms/powernv/pci.c
@@ -91,7 +91,7 @@ static int pnv_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
return rc;
}
irq_set_msi_desc(virq, entry);
- write_msi_msg(virq, &msg);
+ pci_write_msi_msg(virq, &msg);
}
return 0;
}
diff --git a/arch/powerpc/sysdev/fsl_msi.c b/arch/powerpc/sysdev/fsl_msi.c
index de40b48..bd5a9f7 100644
--- a/arch/powerpc/sysdev/fsl_msi.c
+++ b/arch/powerpc/sysdev/fsl_msi.c
@@ -242,7 +242,7 @@ static int fsl_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
irq_set_msi_desc(virq, entry);
fsl_compose_msi_msg(pdev, hwirq, &msg, msi_data);
- write_msi_msg(virq, &msg);
+ pci_write_msi_msg(virq, &msg);
}
return 0;
diff --git a/arch/powerpc/sysdev/mpic_pasemi_msi.c b/arch/powerpc/sysdev/mpic_pasemi_msi.c
index 15dccd3..45a6f40 100644
--- a/arch/powerpc/sysdev/mpic_pasemi_msi.c
+++ b/arch/powerpc/sysdev/mpic_pasemi_msi.c
@@ -136,7 +136,7 @@ static int pasemi_msi_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
* register to generate MSI [512...1023]
*/
msg.data = hwirq-0x200;
- write_msi_msg(virq, &msg);
+ pci_write_msi_msg(virq, &msg);
}
return 0;
diff --git a/arch/powerpc/sysdev/mpic_u3msi.c b/arch/powerpc/sysdev/mpic_u3msi.c
index 623d7fb..ac6f1f9 100644
--- a/arch/powerpc/sysdev/mpic_u3msi.c
+++ b/arch/powerpc/sysdev/mpic_u3msi.c
@@ -171,7 +171,7 @@ static int u3msi_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
printk("u3msi: allocated virq 0x%x (hw 0x%x) addr 0x%lx\n",
virq, hwirq, (unsigned long)addr);
msg.data = hwirq;
- write_msi_msg(virq, &msg);
+ pci_write_msi_msg(virq, &msg);
hwirq++;
}
diff --git a/arch/powerpc/sysdev/ppc4xx_hsta_msi.c b/arch/powerpc/sysdev/ppc4xx_hsta_msi.c
index a6a4dbd..908105f 100644
--- a/arch/powerpc/sysdev/ppc4xx_hsta_msi.c
+++ b/arch/powerpc/sysdev/ppc4xx_hsta_msi.c
@@ -85,7 +85,7 @@ static int hsta_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
msi_bitmap_free_hwirqs(&ppc4xx_hsta_msi.bmp, irq, 1);
return -EINVAL;
}
- write_msi_msg(hwirq, &msg);
+ pci_write_msi_msg(hwirq, &msg);
}
return 0;
diff --git a/arch/powerpc/sysdev/ppc4xx_msi.c b/arch/powerpc/sysdev/ppc4xx_msi.c
index 22b5200..518eabb 100644
--- a/arch/powerpc/sysdev/ppc4xx_msi.c
+++ b/arch/powerpc/sysdev/ppc4xx_msi.c
@@ -116,7 +116,7 @@ static int ppc4xx_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
irq_set_msi_desc(virq, entry);
msg.data = int_no;
- write_msi_msg(virq, &msg);
+ pci_write_msi_msg(virq, &msg);
}
return 0;
}
diff --git a/arch/s390/pci/pci.c b/arch/s390/pci/pci.c
index 552b990..ad1a9e2 100644
--- a/arch/s390/pci/pci.c
+++ b/arch/s390/pci/pci.c
@@ -403,7 +403,7 @@ int arch_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
msg.data = hwirq;
msg.address_lo = zdev->msi_addr & 0xffffffff;
msg.address_hi = zdev->msi_addr >> 32;
- write_msi_msg(irq, &msg);
+ pci_write_msi_msg(irq, &msg);
airq_iv_set_data(zdev->aibv, hwirq, irq);
hwirq++;
}
diff --git a/arch/sparc/kernel/pci_msi.c b/arch/sparc/kernel/pci_msi.c
index 580651a..73db0ed 100644
--- a/arch/sparc/kernel/pci_msi.c
+++ b/arch/sparc/kernel/pci_msi.c
@@ -161,7 +161,7 @@ static int sparc64_setup_msi_irq(unsigned int *irq_p,
msg.data = msi;
irq_set_msi_desc(*irq_p, entry);
- write_msi_msg(*irq_p, &msg);
+ pci_write_msi_msg(*irq_p, &msg);
return 0;
diff --git a/arch/tile/kernel/pci_gx.c b/arch/tile/kernel/pci_gx.c
index e39f9c5..376d9f1 100644
--- a/arch/tile/kernel/pci_gx.c
+++ b/arch/tile/kernel/pci_gx.c
@@ -1590,7 +1590,7 @@ int arch_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc)
msg.address_hi = msi_addr >> 32;
msg.address_lo = msi_addr & 0xffffffff;
- write_msi_msg(irq, &msg);
+ pci_write_msi_msg(irq, &msg);
irq_set_chip_and_handler(irq, &tilegx_msi_chip, handle_level_irq);
irq_set_handler_data(irq, controller);
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 1183d54..d775aef 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -3158,7 +3158,7 @@ msi_set_affinity(struct irq_data *data, const struct cpumask *mask, bool force)
msg.address_lo &= ~MSI_ADDR_DEST_ID_MASK;
msg.address_lo |= MSI_ADDR_DEST_ID(dest);
- __write_msi_msg(data->msi_desc, &msg);
+ __pci_write_msi_msg(data->msi_desc, &msg);
return IRQ_SET_MASK_OK_NOCOPY;
}
@@ -3196,7 +3196,7 @@ int setup_msi_irq(struct pci_dev *dev, struct msi_desc *msidesc,
* MSI message denotes a contiguous group of IRQs, written for 0th IRQ.
*/
if (!irq_offset)
- write_msi_msg(irq, &msg);
+ pci_write_msi_msg(irq, &msg);
setup_remapped_irq(irq, irq_cfg(irq), chip);
diff --git a/arch/x86/pci/xen.c b/arch/x86/pci/xen.c
index ff0068b..1819a91 100644
--- a/arch/x86/pci/xen.c
+++ b/arch/x86/pci/xen.c
@@ -240,7 +240,7 @@ static int xen_hvm_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
goto error;
}
xen_msi_compose_msg(dev, pirq, &msg);
- __write_msi_msg(msidesc, &msg);
+ __pci_write_msi_msg(msidesc, &msg);
dev_dbg(&dev->dev, "xen: msi bound to pirq=%d\n", pirq);
} else {
dev_dbg(&dev->dev,
diff --git a/drivers/irqchip/irq-armada-370-xp.c b/drivers/irqchip/irq-armada-370-xp.c
index 4e20237..8c7f077 100644
--- a/drivers/irqchip/irq-armada-370-xp.c
+++ b/drivers/irqchip/irq-armada-370-xp.c
@@ -156,7 +156,7 @@ static int armada_370_xp_setup_msi_irq(struct msi_controller *chip,
msg.address_hi = 0;
msg.data = 0xf00 | (hwirq + 16);
- write_msi_msg(virq, &msg);
+ pci_write_msi_msg(virq, &msg);
return 0;
}
diff --git a/drivers/pci/host/pci-tegra.c b/drivers/pci/host/pci-tegra.c
index 1f01faa..3184171 100644
--- a/drivers/pci/host/pci-tegra.c
+++ b/drivers/pci/host/pci-tegra.c
@@ -1299,7 +1299,7 @@ static int tegra_msi_setup_irq(struct msi_controller *chip,
msg.address_hi = 0;
msg.data = hwirq;
- write_msi_msg(irq, &msg);
+ pci_write_msi_msg(irq, &msg);
return 0;
}
diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c
index 5278d3e..e03f4e7 100644
--- a/drivers/pci/host/pcie-designware.c
+++ b/drivers/pci/host/pcie-designware.c
@@ -298,7 +298,7 @@ static int dw_msi_setup_irq(struct msi_controller *chip, struct pci_dev *pdev,
else
msg.data = pos;
- write_msi_msg(irq, &msg);
+ pci_write_msi_msg(irq, &msg);
return 0;
}
diff --git a/drivers/pci/host/pcie-rcar.c b/drivers/pci/host/pcie-rcar.c
index c2e3fcb..c1177cd 100644
--- a/drivers/pci/host/pcie-rcar.c
+++ b/drivers/pci/host/pcie-rcar.c
@@ -640,7 +640,7 @@ static int rcar_msi_setup_irq(struct msi_controller *chip, struct pci_dev *pdev,
msg.address_hi = rcar_pci_read_reg(pcie, PCIEMSIAUR);
msg.data = hwirq;
- write_msi_msg(irq, &msg);
+ pci_write_msi_msg(irq, &msg);
return 0;
}
diff --git a/drivers/pci/host/pcie-xilinx.c b/drivers/pci/host/pcie-xilinx.c
index eca2923..6768338 100644
--- a/drivers/pci/host/pcie-xilinx.c
+++ b/drivers/pci/host/pcie-xilinx.c
@@ -375,7 +375,7 @@ static int xilinx_pcie_msi_setup_irq(struct msi_controller *chip,
msg.address_lo = msg_addr;
msg.data = irq;
- write_msi_msg(irq, &msg);
+ pci_write_msi_msg(irq, &msg);
return 0;
}
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index c77adc7..156ba8f 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -130,7 +130,7 @@ static void default_restore_msi_irq(struct pci_dev *dev, int irq)
}
if (entry)
- __write_msi_msg(entry, &entry->msg);
+ __pci_write_msi_msg(entry, &entry->msg);
}
void __weak arch_restore_msi_irqs(struct pci_dev *dev)
@@ -300,7 +300,7 @@ void get_cached_msi_msg(unsigned int irq, struct msi_msg *msg)
}
EXPORT_SYMBOL_GPL(get_cached_msi_msg);
-void __write_msi_msg(struct msi_desc *entry, struct msi_msg *msg)
+void __pci_write_msi_msg(struct msi_desc *entry, struct msi_msg *msg)
{
if (entry->dev->current_state != PCI_D0) {
/* Don't touch the hardware now */
@@ -337,13 +337,13 @@ void __write_msi_msg(struct msi_desc *entry, struct msi_msg *msg)
entry->msg = *msg;
}
-void write_msi_msg(unsigned int irq, struct msi_msg *msg)
+void pci_write_msi_msg(unsigned int irq, struct msi_msg *msg)
{
struct msi_desc *entry = irq_get_msi_desc(irq);
- __write_msi_msg(entry, msg);
+ __pci_write_msi_msg(entry, msg);
}
-EXPORT_SYMBOL_GPL(write_msi_msg);
+EXPORT_SYMBOL_GPL(pci_write_msi_msg);
static void free_msi_irqs(struct pci_dev *dev)
{
diff --git a/drivers/vfio/pci/vfio_pci_intrs.c b/drivers/vfio/pci/vfio_pci_intrs.c
index 553212f..e8d695b 100644
--- a/drivers/vfio/pci/vfio_pci_intrs.c
+++ b/drivers/vfio/pci/vfio_pci_intrs.c
@@ -560,7 +560,7 @@ static int vfio_msi_set_vector_signal(struct vfio_pci_device *vdev,
struct msi_msg msg;
get_cached_msi_msg(irq, &msg);
- write_msi_msg(irq, &msg);
+ pci_write_msi_msg(irq, &msg);
}
ret = request_irq(irq, vfio_msihandler, 0,
diff --git a/include/linux/msi.h b/include/linux/msi.h
index f36c37b..301adec 100644
--- a/include/linux/msi.h
+++ b/include/linux/msi.h
@@ -17,9 +17,7 @@ struct msi_desc;
void mask_msi_irq(struct irq_data *data);
void unmask_msi_irq(struct irq_data *data);
void __get_cached_msi_msg(struct msi_desc *entry, struct msi_msg *msg);
-void __write_msi_msg(struct msi_desc *entry, struct msi_msg *msg);
void get_cached_msi_msg(unsigned int irq, struct msi_msg *msg);
-void write_msi_msg(unsigned int irq, struct msi_msg *msg);
u32 __msix_mask_irq(struct msi_desc *desc, u32 flag);
u32 __msi_mask_irq(struct msi_desc *desc, u32 mask, u32 flag);
@@ -51,6 +49,18 @@ struct msi_desc {
};
void __pci_read_msi_msg(struct msi_desc *entry, struct msi_msg *msg);
+void __pci_write_msi_msg(struct msi_desc *entry, struct msi_msg *msg);
+void pci_write_msi_msg(unsigned int irq, struct msi_msg *msg);
+
+/* Conversion helpers. Should be removed after merging */
+static inline void __write_msi_msg(struct msi_desc *entry, struct msi_msg *msg)
+{
+ __pci_write_msi_msg(entry, msg);
+}
+static inline void write_msi_msg(int irq, struct msi_msg *msg)
+{
+ pci_write_msi_msg(irq, msg);
+}
/*
* The arch hooks to setup up msi irqs. Those functions are
--
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