4.19-stable review patch. If anyone has any objections, please let me know.
------------------
From: Hannes Reinecke <hare@xxxxxxx>
[ 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>
---
drivers/ata/ahci.c | 4 +---
drivers/ata/ahci_xgene.c | 4 ----
drivers/ata/libahci.c | 18 ++++--------------
3 files changed, 5 insertions(+), 21 deletions(-)
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 13fb983b3413e..2e4bcf2d0a514 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -694,7 +694,7 @@ 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);
}
@@ -1504,7 +1504,6 @@ 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);
@@ -1521,7 +1520,6 @@ 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 7e157e1bf65e4..04ad6a2250145 100644
--- a/drivers/ata/ahci_xgene.c
+++ b/drivers/ata/ahci_xgene.c
@@ -601,8 +601,6 @@ 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;
@@ -625,8 +623,6 @@ 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 f1153e7ba3b3a..00eef92e91e57 100644
--- a/drivers/ata/libahci.c
+++ b/drivers/ata/libahci.c
@@ -1226,12 +1226,12 @@ 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);
@@ -1262,10 +1262,10 @@ 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);
@@ -1916,8 +1916,6 @@ 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);
@@ -1925,8 +1923,6 @@ 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;
}
@@ -1943,9 +1939,7 @@ 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);
@@ -1966,8 +1960,6 @@ 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;
@@ -1995,8 +1987,6 @@ static irqreturn_t ahci_single_level_irq_intr(int irq, void *dev_instance)
spin_unlock(&host->lock);
- VPRINTK("EXIT\n");
-
return IRQ_RETVAL(rc);
}
--
2.40.1
