Patch "ata: ahci: Drop pointless VPRINTK() calls and convert the remaining ones" has been added to the 5.10-stable tree

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This is a note to let you know that I've just added the patch titled

    ata: ahci: Drop pointless VPRINTK() calls and convert the remaining ones

to the 5.10-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     ata-ahci-drop-pointless-vprintk-calls-and-convert-th.patch
and it can be found in the queue-5.10 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.



commit eadb1c5c1c49c4ac6f9333730a5c566529e57510
Author: Hannes Reinecke <hare@xxxxxxx>
Date:   Tue Dec 21 08:20:47 2021 +0100

    ata: ahci: Drop pointless VPRINTK() calls and convert the remaining ones
    
    [ Upstream commit 93c7711494f47f9c829321e2a8711671b02f6e4c ]
    
    Drop pointless VPRINTK() calls for entering and existing interrupt
    routines and convert the remaining calls to dev_dbg().
    
    Signed-off-by: Hannes Reinecke <hare@xxxxxxx>
    Signed-off-by: Damien Le Moal <damien.lemoal@xxxxxxxxxxxxxxxxxx>
    Stable-dep-of: 737dd811a3db ("ata: libahci: clear pending interrupt status")
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index bf949f7da483f..d831a80c25f04 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -703,7 +703,7 @@ static void ahci_pci_init_controller(struct ata_host *host)
 
 		/* clear port IRQ */
 		tmp = readl(port_mmio + PORT_IRQ_STAT);
-		VPRINTK("PORT_IRQ_STAT 0x%x\n", tmp);
+		dev_dbg(&pdev->dev, "PORT_IRQ_STAT 0x%x\n", tmp);
 		if (tmp)
 			writel(tmp, port_mmio + PORT_IRQ_STAT);
 	}
@@ -1495,7 +1495,6 @@ static irqreturn_t ahci_thunderx_irq_handler(int irq, void *dev_instance)
 	u32 irq_stat, irq_masked;
 	unsigned int handled = 1;
 
-	VPRINTK("ENTER\n");
 	hpriv = host->private_data;
 	mmio = hpriv->mmio;
 	irq_stat = readl(mmio + HOST_IRQ_STAT);
@@ -1512,7 +1511,6 @@ static irqreturn_t ahci_thunderx_irq_handler(int irq, void *dev_instance)
 		irq_stat = readl(mmio + HOST_IRQ_STAT);
 		spin_unlock(&host->lock);
 	} while (irq_stat);
-	VPRINTK("EXIT\n");
 
 	return IRQ_RETVAL(handled);
 }
diff --git a/drivers/ata/ahci_xgene.c b/drivers/ata/ahci_xgene.c
index 16246c843365e..e0f0577ac191c 100644
--- a/drivers/ata/ahci_xgene.c
+++ b/drivers/ata/ahci_xgene.c
@@ -588,8 +588,6 @@ static irqreturn_t xgene_ahci_irq_intr(int irq, void *dev_instance)
 	void __iomem *mmio;
 	u32 irq_stat, irq_masked;
 
-	VPRINTK("ENTER\n");
-
 	hpriv = host->private_data;
 	mmio = hpriv->mmio;
 
@@ -612,8 +610,6 @@ static irqreturn_t xgene_ahci_irq_intr(int irq, void *dev_instance)
 
 	spin_unlock(&host->lock);
 
-	VPRINTK("EXIT\n");
-
 	return IRQ_RETVAL(rc);
 }
 
diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c
index fec2e9754aed2..08c4b641691b1 100644
--- a/drivers/ata/libahci.c
+++ b/drivers/ata/libahci.c
@@ -1215,12 +1215,12 @@ static void ahci_port_init(struct device *dev, struct ata_port *ap,
 
 	/* clear SError */
 	tmp = readl(port_mmio + PORT_SCR_ERR);
-	VPRINTK("PORT_SCR_ERR 0x%x\n", tmp);
+	dev_dbg(dev, "PORT_SCR_ERR 0x%x\n", tmp);
 	writel(tmp, port_mmio + PORT_SCR_ERR);
 
 	/* clear port IRQ */
 	tmp = readl(port_mmio + PORT_IRQ_STAT);
-	VPRINTK("PORT_IRQ_STAT 0x%x\n", tmp);
+	dev_dbg(dev, "PORT_IRQ_STAT 0x%x\n", tmp);
 	if (tmp)
 		writel(tmp, port_mmio + PORT_IRQ_STAT);
 
@@ -1251,10 +1251,10 @@ void ahci_init_controller(struct ata_host *host)
 	}
 
 	tmp = readl(mmio + HOST_CTL);
-	VPRINTK("HOST_CTL 0x%x\n", tmp);
+	dev_dbg(host->dev, "HOST_CTL 0x%x\n", tmp);
 	writel(tmp | HOST_IRQ_EN, mmio + HOST_CTL);
 	tmp = readl(mmio + HOST_CTL);
-	VPRINTK("HOST_CTL 0x%x\n", tmp);
+	dev_dbg(host->dev, "HOST_CTL 0x%x\n", tmp);
 }
 EXPORT_SYMBOL_GPL(ahci_init_controller);
 
@@ -1905,8 +1905,6 @@ static irqreturn_t ahci_multi_irqs_intr_hard(int irq, void *dev_instance)
 	void __iomem *port_mmio = ahci_port_base(ap);
 	u32 status;
 
-	VPRINTK("ENTER\n");
-
 	status = readl(port_mmio + PORT_IRQ_STAT);
 	writel(status, port_mmio + PORT_IRQ_STAT);
 
@@ -1914,8 +1912,6 @@ static irqreturn_t ahci_multi_irqs_intr_hard(int irq, void *dev_instance)
 	ahci_handle_port_interrupt(ap, port_mmio, status);
 	spin_unlock(ap->lock);
 
-	VPRINTK("EXIT\n");
-
 	return IRQ_HANDLED;
 }
 
@@ -1932,9 +1928,7 @@ u32 ahci_handle_port_intr(struct ata_host *host, u32 irq_masked)
 		ap = host->ports[i];
 		if (ap) {
 			ahci_port_intr(ap);
-			VPRINTK("port %u\n", i);
 		} else {
-			VPRINTK("port %u (no irq)\n", i);
 			if (ata_ratelimit())
 				dev_warn(host->dev,
 					 "interrupt on disabled port %u\n", i);
@@ -1955,8 +1949,6 @@ static irqreturn_t ahci_single_level_irq_intr(int irq, void *dev_instance)
 	void __iomem *mmio;
 	u32 irq_stat, irq_masked;
 
-	VPRINTK("ENTER\n");
-
 	hpriv = host->private_data;
 	mmio = hpriv->mmio;
 
@@ -1984,8 +1976,6 @@ static irqreturn_t ahci_single_level_irq_intr(int irq, void *dev_instance)
 
 	spin_unlock(&host->lock);
 
-	VPRINTK("EXIT\n");
-
 	return IRQ_RETVAL(rc);
 }
 



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