disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/xen/xen-pciback/pciback_ops.c
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@@ -6,6 +6,7 @@
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  */
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 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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+#define dev_fmt pr_fmt
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 #include <linux/moduleparam.h>
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 #include <linux/wait.h>
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@@ -13,9 +14,6 @@
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 #include <xen/events.h>
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 #include <linux/sched.h>
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 #include "pciback.h"
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-
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-int verbose_request;
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-module_param(verbose_request, int, 0644);
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 static irqreturn_t xen_pcibk_guest_interrupt(int irq, void *dev_id);
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@@ -147,9 +145,6 @@
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 	struct xen_pcibk_dev_data *dev_data;
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 	int status;
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-	if (unlikely(verbose_request))
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-		printk(KERN_DEBUG DRV_NAME ": %s: enable MSI\n", pci_name(dev));
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-
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 	if (dev->msi_enabled)
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 		status = -EALREADY;
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 	else if (dev->msix_enabled)
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@@ -158,9 +153,8 @@
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 		status = pci_enable_msi(dev);
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 	if (status) {
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-		pr_warn_ratelimited("%s: error enabling MSI for guest %u: err %d\n",
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-				    pci_name(dev), pdev->xdev->otherend_id,
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-				    status);
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+		dev_warn_ratelimited(&dev->dev, "error enabling MSI for guest %u: err %d\n",
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+				     pdev->xdev->otherend_id, status);
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 		op->value = 0;
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 		return XEN_PCI_ERR_op_failed;
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 	}
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@@ -169,9 +163,8 @@
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 	 * the local domain's IRQ number. */
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 	op->value = dev->irq ? xen_pirq_from_irq(dev->irq) : 0;
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-	if (unlikely(verbose_request))
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-		printk(KERN_DEBUG DRV_NAME ": %s: MSI: %d\n", pci_name(dev),
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-			op->value);
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+
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+	dev_dbg(&dev->dev, "MSI: %d\n", op->value);
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 	dev_data = pci_get_drvdata(dev);
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 	if (dev_data)
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@@ -184,10 +177,6 @@
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 int xen_pcibk_disable_msi(struct xen_pcibk_device *pdev,
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 			  struct pci_dev *dev, struct xen_pci_op *op)
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 {
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-	if (unlikely(verbose_request))
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-		printk(KERN_DEBUG DRV_NAME ": %s: disable MSI\n",
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-		       pci_name(dev));
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-
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 	if (dev->msi_enabled) {
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 		struct xen_pcibk_dev_data *dev_data;
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@@ -198,9 +187,9 @@
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 			dev_data->ack_intr = 1;
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 	}
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 	op->value = dev->irq ? xen_pirq_from_irq(dev->irq) : 0;
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-	if (unlikely(verbose_request))
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-		printk(KERN_DEBUG DRV_NAME ": %s: MSI: %d\n", pci_name(dev),
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-			op->value);
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+
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+	dev_dbg(&dev->dev, "MSI: %d\n", op->value);
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+
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 	return 0;
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 }
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@@ -213,9 +202,7 @@
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 	struct msix_entry *entries;
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 	u16 cmd;
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-	if (unlikely(verbose_request))
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-		printk(KERN_DEBUG DRV_NAME ": %s: enable MSI-X\n",
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-		       pci_name(dev));
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+	dev_dbg(&dev->dev, "enable MSI-X\n");
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 	if (op->value > SH_INFO_MAX_VEC)
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 		return -EINVAL;
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@@ -248,17 +235,13 @@
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 			if (entries[i].vector) {
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 				op->msix_entries[i].vector =
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 					xen_pirq_from_irq(entries[i].vector);
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-				if (unlikely(verbose_request))
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-					printk(KERN_DEBUG DRV_NAME ": %s: " \
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-						"MSI-X[%d]: %d\n",
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-						pci_name(dev), i,
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-						op->msix_entries[i].vector);
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+				dev_dbg(&dev->dev, "MSI-X[%d]: %d\n", i,
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+					op->msix_entries[i].vector);
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 			}
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 		}
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 	} else
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-		pr_warn_ratelimited("%s: error enabling MSI-X for guest %u: err %d!\n",
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-				    pci_name(dev), pdev->xdev->otherend_id,
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-				    result);
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+		dev_warn_ratelimited(&dev->dev, "error enabling MSI-X for guest %u: err %d!\n",
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+				     pdev->xdev->otherend_id, result);
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 	kfree(entries);
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 	op->value = result;
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@@ -273,10 +256,6 @@
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 int xen_pcibk_disable_msix(struct xen_pcibk_device *pdev,
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 			   struct pci_dev *dev, struct xen_pci_op *op)
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 {
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-	if (unlikely(verbose_request))
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-		printk(KERN_DEBUG DRV_NAME ": %s: disable MSI-X\n",
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-			pci_name(dev));
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-
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 	if (dev->msix_enabled) {
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 		struct xen_pcibk_dev_data *dev_data;
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@@ -291,9 +270,9 @@
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 	 * an undefined IRQ value of zero.
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 	 */
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 	op->value = dev->irq ? xen_pirq_from_irq(dev->irq) : 0;
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-	if (unlikely(verbose_request))
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-		printk(KERN_DEBUG DRV_NAME ": %s: MSI-X: %d\n",
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-		       pci_name(dev), op->value);
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+
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+	dev_dbg(&dev->dev, "MSI-X: %d\n", op->value);
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+
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 	return 0;
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 }
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 #endif
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@@ -452,7 +431,7 @@
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 		dev_data->handled++;
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 		if ((dev_data->handled % 1000) == 0) {
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 			if (xen_test_irq_shared(irq)) {
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-				pr_info("%s IRQ line is not shared "
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+				dev_info(&dev->dev, "%s IRQ line is not shared "
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 					"with other domains. Turning ISR off\n",
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 					 dev_data->irq_name);
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 				dev_data->ack_intr = 0;