iommu/amd: Use pr_fmt()

Make use of pr_fmt instead of having the 'AMD-Vi' prefix
added manually at every printk() call.

Signed-off-by: Joerg Roedel <jroedel@suse.de>

1 files changed, 20 insertions, 18 deletions

diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index 71797b3d67e5..81fff9e49a3f 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -17,6 +17,8 @@
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  */
 
+#define pr_fmt(fmt)     "AMD-Vi: " fmt
+
 #include <linux/ratelimit.h>
 #include <linux/pci.h>
 #include <linux/acpi.h>
@@ -279,7 +281,7 @@ static u16 get_alias(struct device *dev)
 		return pci_alias;
 	}
 
-	pr_info("AMD-Vi: Using IVRS reported alias %02x:%02x.%d "
+	pr_info("Using IVRS reported alias %02x:%02x.%d "
 		"for device %s[%04x:%04x], kernel reported alias "
 		"%02x:%02x.%d\n", PCI_BUS_NUM(ivrs_alias), PCI_SLOT(ivrs_alias),
 		PCI_FUNC(ivrs_alias), dev_name(dev), pdev->vendor, pdev->device,
@@ -293,7 +295,7 @@ static u16 get_alias(struct device *dev)
 	if (pci_alias == devid &&
 	    PCI_BUS_NUM(ivrs_alias) == pdev->bus->number) {
 		pci_add_dma_alias(pdev, ivrs_alias & 0xff);
-		pr_info("AMD-Vi: Added PCI DMA alias %02x.%d for %s\n",
+		pr_info("Added PCI DMA alias %02x.%d for %s\n",
 			PCI_SLOT(ivrs_alias), PCI_FUNC(ivrs_alias),
 			dev_name(dev));
 	}
@@ -513,7 +515,7 @@ static void dump_dte_entry(u16 devid)
 	int i;
 
 	for (i = 0; i < 4; ++i)
-		pr_err("AMD-Vi: DTE[%d]: %016llx\n", i,
+		pr_err("DTE[%d]: %016llx\n", i,
 			amd_iommu_dev_table[devid].data[i]);
 }
 
@@ -523,7 +525,7 @@ static void dump_command(unsigned long phys_addr)
 	int i;
 
 	for (i = 0; i < 4; ++i)
-		pr_err("AMD-Vi: CMD[%d]: %08x\n", i, cmd->data[i]);
+		pr_err("CMD[%d]: %08x\n", i, cmd->data[i]);
 }
 
 static void amd_iommu_report_page_fault(u16 devid, u16 domain_id,
@@ -541,7 +543,7 @@ static void amd_iommu_report_page_fault(u16 devid, u16 domain_id,
 		dev_err(&pdev->dev, "AMD-Vi: Event logged [IO_PAGE_FAULT domain=0x%04x address=0x%016llx flags=0x%04x]\n",
 			domain_id, address, flags);
 	} else if (printk_ratelimit()) {
-		pr_err("AMD-Vi: Event logged [IO_PAGE_FAULT device=%02x:%02x.%x domain=0x%04x address=0x%016llx flags=0x%04x]\n",
+		pr_err("Event logged [IO_PAGE_FAULT device=%02x:%02x.%x domain=0x%04x address=0x%016llx flags=0x%04x]\n",
 			PCI_BUS_NUM(devid), PCI_SLOT(devid), PCI_FUNC(devid),
 			domain_id, address, flags);
 	}
@@ -568,7 +570,7 @@ retry:
 	if (type == 0) {
 		/* Did we hit the erratum? */
 		if (++count == LOOP_TIMEOUT) {
-			pr_err("AMD-Vi: No event written to event log\n");
+			pr_err("No event written to event log\n");
 			return;
 		}
 		udelay(1);
@@ -654,7 +656,7 @@ static void iommu_handle_ppr_entry(struct amd_iommu *iommu, u64 *raw)
 	struct amd_iommu_fault fault;
 
 	if (PPR_REQ_TYPE(raw[0]) != PPR_REQ_FAULT) {
-		pr_err_ratelimited("AMD-Vi: Unknown PPR request received\n");
+		pr_err_ratelimited("Unknown PPR request received\n");
 		return;
 	}
 
@@ -759,12 +761,12 @@ static void iommu_poll_ga_log(struct amd_iommu *iommu)
 			if (!iommu_ga_log_notifier)
 				break;
 
-			pr_debug("AMD-Vi: %s: devid=%#x, ga_tag=%#x\n",
+			pr_debug("%s: devid=%#x, ga_tag=%#x\n",
 				 __func__, GA_DEVID(log_entry),
 				 GA_TAG(log_entry));
 
 			if (iommu_ga_log_notifier(GA_TAG(log_entry)) != 0)
-				pr_err("AMD-Vi: GA log notifier failed.\n");
+				pr_err("GA log notifier failed.\n");
 			break;
 		default:
 			break;
@@ -789,18 +791,18 @@ irqreturn_t amd_iommu_int_thread(int irq, void *data)
 			iommu->mmio_base + MMIO_STATUS_OFFSET);
 
 		if (status & MMIO_STATUS_EVT_INT_MASK) {
-			pr_devel("AMD-Vi: Processing IOMMU Event Log\n");
+			pr_devel("Processing IOMMU Event Log\n");
 			iommu_poll_events(iommu);
 		}
 
 		if (status & MMIO_STATUS_PPR_INT_MASK) {
-			pr_devel("AMD-Vi: Processing IOMMU PPR Log\n");
+			pr_devel("Processing IOMMU PPR Log\n");
 			iommu_poll_ppr_log(iommu);
 		}
 
 #ifdef CONFIG_IRQ_REMAP
 		if (status & MMIO_STATUS_GALOG_INT_MASK) {
-			pr_devel("AMD-Vi: Processing IOMMU GA Log\n");
+			pr_devel("Processing IOMMU GA Log\n");
 			iommu_poll_ga_log(iommu);
 		}
 #endif
@@ -844,7 +846,7 @@ static int wait_on_sem(volatile u64 *sem)
 	}
 
 	if (i == LOOP_TIMEOUT) {
-		pr_alert("AMD-Vi: Completion-Wait loop timed out\n");
+		pr_alert("Completion-Wait loop timed out\n");
 		return -EIO;
 	}
 
@@ -1036,7 +1038,7 @@ again:
 		/* Skip udelay() the first time around */
 		if (count++) {
 			if (count == LOOP_TIMEOUT) {
-				pr_err("AMD-Vi: Command buffer timeout\n");
+				pr_err("Command buffer timeout\n");
 				return -EIO;
 			}
 
@@ -2854,9 +2856,9 @@ int __init amd_iommu_init_dma_ops(void)
 		dma_ops = &dma_direct_ops;
 
 	if (amd_iommu_unmap_flush)
-		pr_info("AMD-Vi: IO/TLB flush on unmap enabled\n");
+		pr_info("IO/TLB flush on unmap enabled\n");
 	else
-		pr_info("AMD-Vi: Lazy IO/TLB flushing enabled\n");
+		pr_info("Lazy IO/TLB flushing enabled\n");
 
 	return 0;
 
@@ -2961,7 +2963,7 @@ static struct iommu_domain *amd_iommu_domain_alloc(unsigned type)
 	case IOMMU_DOMAIN_DMA:
 		dma_domain = dma_ops_domain_alloc();
 		if (!dma_domain) {
-			pr_err("AMD-Vi: Failed to allocate\n");
+			pr_err("Failed to allocate\n");
 			return NULL;
 		}
 		pdomain = &dma_domain->domain;
@@ -4382,7 +4384,7 @@ static int amd_ir_set_vcpu_affinity(struct irq_data *data, void *vcpu_info)
 	 * legacy mode. So, we force legacy mode instead.
 	 */
 	if (!AMD_IOMMU_GUEST_IR_VAPIC(amd_iommu_guest_ir)) {
-		pr_debug("AMD-Vi: %s: Fall back to using intr legacy remap\n",
+		pr_debug("%s: Fall back to using intr legacy remap\n",
 			 __func__);
 		pi_data->is_guest_mode = false;
 	}