Commit 9f10e5bf authored by Joerg Roedel's avatar Joerg Roedel

iommu/vt-d: Cleanup log messages

Give them a common prefix that can be grepped for and
improve the wording here and there.
Tested-by: default avatarZhenHua Li <zhen-hual@hp.com>
Tested-by: default avatarBaoquan He <bhe@redhat.com>
Signed-off-by: default avatarJoerg Roedel <jroedel@suse.de>
parent 0f57d867
......@@ -26,7 +26,7 @@
* These routines are used by both DMA-remapping and Interrupt-remapping
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt /* has to precede printk.h */
#define pr_fmt(fmt) "DMAR: " fmt
#include <linux/pci.h>
#include <linux/dmar.h>
......@@ -555,7 +555,7 @@ static int dmar_walk_remapping_entries(struct acpi_dmar_header *start,
break;
} else if (next > end) {
/* Avoid passing table end */
pr_warn(FW_BUG "record passes table end\n");
pr_warn(FW_BUG "Record passes table end\n");
ret = -EINVAL;
break;
}
......@@ -802,7 +802,7 @@ int __init dmar_table_init(void)
ret = parse_dmar_table();
if (ret < 0) {
if (ret != -ENODEV)
pr_info("parse DMAR table failure.\n");
pr_info("Parse DMAR table failure.\n");
} else if (list_empty(&dmar_drhd_units)) {
pr_info("No DMAR devices found\n");
ret = -ENODEV;
......@@ -847,7 +847,7 @@ dmar_validate_one_drhd(struct acpi_dmar_header *entry, void *arg)
else
addr = early_ioremap(drhd->address, VTD_PAGE_SIZE);
if (!addr) {
pr_warn("IOMMU: can't validate: %llx\n", drhd->address);
pr_warn("Can't validate DRHD address: %llx\n", drhd->address);
return -EINVAL;
}
......@@ -921,14 +921,14 @@ static int map_iommu(struct intel_iommu *iommu, u64 phys_addr)
iommu->reg_size = VTD_PAGE_SIZE;
if (!request_mem_region(iommu->reg_phys, iommu->reg_size, iommu->name)) {
pr_err("IOMMU: can't reserve memory\n");
pr_err("Can't reserve memory\n");
err = -EBUSY;
goto out;
}
iommu->reg = ioremap(iommu->reg_phys, iommu->reg_size);
if (!iommu->reg) {
pr_err("IOMMU: can't map the region\n");
pr_err("Can't map the region\n");
err = -ENOMEM;
goto release;
}
......@@ -952,13 +952,13 @@ static int map_iommu(struct intel_iommu *iommu, u64 phys_addr)
iommu->reg_size = map_size;
if (!request_mem_region(iommu->reg_phys, iommu->reg_size,
iommu->name)) {
pr_err("IOMMU: can't reserve memory\n");
pr_err("Can't reserve memory\n");
err = -EBUSY;
goto out;
}
iommu->reg = ioremap(iommu->reg_phys, iommu->reg_size);
if (!iommu->reg) {
pr_err("IOMMU: can't map the region\n");
pr_err("Can't map the region\n");
err = -ENOMEM;
goto release;
}
......@@ -1014,14 +1014,14 @@ static int alloc_iommu(struct dmar_drhd_unit *drhd)
return -ENOMEM;
if (dmar_alloc_seq_id(iommu) < 0) {
pr_err("IOMMU: failed to allocate seq_id\n");
pr_err("Failed to allocate seq_id\n");
err = -ENOSPC;
goto error;
}
err = map_iommu(iommu, drhd->reg_base_addr);
if (err) {
pr_err("IOMMU: failed to map %s\n", iommu->name);
pr_err("Failed to map %s\n", iommu->name);
goto error_free_seq_id;
}
......@@ -1045,8 +1045,8 @@ static int alloc_iommu(struct dmar_drhd_unit *drhd)
iommu->node = -1;
ver = readl(iommu->reg + DMAR_VER_REG);
pr_info("IOMMU %d: reg_base_addr %llx ver %d:%d cap %llx ecap %llx\n",
iommu->seq_id,
pr_info("%s: reg_base_addr %llx ver %d:%d cap %llx ecap %llx\n",
iommu->name,
(unsigned long long)drhd->reg_base_addr,
DMAR_VER_MAJOR(ver), DMAR_VER_MINOR(ver),
(unsigned long long)iommu->cap,
......@@ -1644,7 +1644,7 @@ int dmar_set_interrupt(struct intel_iommu *iommu)
irq = dmar_alloc_hwirq();
if (irq <= 0) {
pr_err("IOMMU: no free vectors\n");
pr_err("No free IRQ vectors\n");
return -EINVAL;
}
......@@ -1661,7 +1661,7 @@ int dmar_set_interrupt(struct intel_iommu *iommu)
ret = request_irq(irq, dmar_fault, IRQF_NO_THREAD, iommu->name, iommu);
if (ret)
pr_err("IOMMU: can't request irq\n");
pr_err("Can't request irq\n");
return ret;
}
......
This diff is collapsed.
#define pr_fmt(fmt) "DMAR-IR: " fmt
#include <linux/interrupt.h>
#include <linux/dmar.h>
#include <linux/spinlock.h>
......@@ -100,8 +103,7 @@ static int alloc_irte(struct intel_iommu *iommu, int irq, u16 count)
}
if (mask > ecap_max_handle_mask(iommu->ecap)) {
printk(KERN_ERR
"Requested mask %x exceeds the max invalidation handle"
pr_err("Requested mask %x exceeds the max invalidation handle"
" mask value %Lx\n", mask,
ecap_max_handle_mask(iommu->ecap));
return -1;
......@@ -333,7 +335,7 @@ static int set_ioapic_sid(struct irte *irte, int apic)
up_read(&dmar_global_lock);
if (sid == 0) {
pr_warning("Failed to set source-id of IOAPIC (%d)\n", apic);
pr_warn("Failed to set source-id of IOAPIC (%d)\n", apic);
return -1;
}
......@@ -360,7 +362,7 @@ static int set_hpet_sid(struct irte *irte, u8 id)
up_read(&dmar_global_lock);
if (sid == 0) {
pr_warning("Failed to set source-id of HPET block (%d)\n", id);
pr_warn("Failed to set source-id of HPET block (%d)\n", id);
return -1;
}
......@@ -589,8 +591,7 @@ static int __init intel_prepare_irq_remapping(void)
struct intel_iommu *iommu;
if (irq_remap_broken) {
printk(KERN_WARNING
"This system BIOS has enabled interrupt remapping\n"
pr_warn("This system BIOS has enabled interrupt remapping\n"
"on a chipset that contains an erratum making that\n"
"feature unstable. To maintain system stability\n"
"interrupt remapping is being disabled. Please\n"
......@@ -606,7 +607,7 @@ static int __init intel_prepare_irq_remapping(void)
return -ENODEV;
if (parse_ioapics_under_ir() != 1) {
printk(KERN_INFO "Not enabling interrupt remapping\n");
pr_info("Not enabling interrupt remapping\n");
goto error;
}
......@@ -667,7 +668,7 @@ static int __init intel_enable_irq_remapping(void)
*/
for_each_iommu(iommu, drhd)
if (eim && !ecap_eim_support(iommu->ecap)) {
printk(KERN_INFO "DRHD %Lx: EIM not supported by DRHD, "
pr_info("DRHD %Lx: EIM not supported by DRHD, "
" ecap %Lx\n", drhd->reg_base_addr, iommu->ecap);
eim = 0;
}
......@@ -682,7 +683,7 @@ static int __init intel_enable_irq_remapping(void)
int ret = dmar_enable_qi(iommu);
if (ret) {
printk(KERN_ERR "DRHD %Lx: failed to enable queued, "
pr_err("DRHD %Lx: failed to enable queued, "
" invalidation, ecap %Lx, ret %d\n",
drhd->reg_base_addr, iommu->ecap, ret);
goto error;
......@@ -1145,14 +1146,12 @@ static int intel_msi_alloc_irq(struct pci_dev *dev, int irq, int nvec)
down_read(&dmar_global_lock);
iommu = map_dev_to_ir(dev);
if (!iommu) {
printk(KERN_ERR
"Unable to map PCI %s to iommu\n", pci_name(dev));
pr_err("Unable to map PCI %s to iommu\n", pci_name(dev));
index = -ENOENT;
} else {
index = alloc_irte(iommu, irq, nvec);
if (index < 0) {
printk(KERN_ERR
"Unable to allocate %d IRTE for PCI %s\n",
pr_err("Unable to allocate %d IRTE for PCI %s\n",
nvec, pci_name(dev));
index = -ENOSPC;
}
......
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