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* [PATCH v6 30/57] mtd: Remove dev_err() usage after platform_get_irq()
       [not found] <20190730181557.90391-1-swboyd@chromium.org>
@ 2019-07-30 18:15 ` Stephen Boyd
  2019-10-08 17:25   ` Miquel Raynal
  0 siblings, 1 reply; 2+ messages in thread
From: Stephen Boyd @ 2019-07-30 18:15 UTC (permalink / raw)
  To: linux-kernel
  Cc: Vignesh Raghavendra, Greg Kroah-Hartman, Richard Weinberger,
	Marek Vasut, linux-mtd, Miquel Raynal, Brian Norris,
	David Woodhouse

We don't need dev_err() messages when platform_get_irq() fails now that
platform_get_irq() prints an error message itself when something goes
wrong. Let's remove these prints with a simple semantic patch.

// <smpl>
@@
expression ret;
struct platform_device *E;
@@

ret =
(
platform_get_irq(E, ...)
|
platform_get_irq_byname(E, ...)
);

if ( \( ret < 0 \| ret <= 0 \) )
{
(
-if (ret != -EPROBE_DEFER)
-{ ...
-dev_err(...);
-... }
|
...
-dev_err(...);
)
...
}
// </smpl>

While we're here, remove braces on if statements that only have one
statement (manually).

Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Brian Norris <computersforpeace@gmail.com>
Cc: Marek Vasut <marek.vasut@gmail.com>
Cc: Miquel Raynal <miquel.raynal@bootlin.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: Vignesh Raghavendra <vigneshr@ti.com>
Cc: linux-mtd@lists.infradead.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
---

Please apply directly to subsystem trees

 drivers/mtd/devices/spear_smi.c        | 1 -
 drivers/mtd/nand/raw/denali_dt.c       | 4 +---
 drivers/mtd/nand/raw/hisi504_nand.c    | 4 +---
 drivers/mtd/nand/raw/lpc32xx_mlc.c     | 1 -
 drivers/mtd/nand/raw/marvell_nand.c    | 4 +---
 drivers/mtd/nand/raw/meson_nand.c      | 4 +---
 drivers/mtd/nand/raw/mtk_ecc.c         | 4 +---
 drivers/mtd/nand/raw/mtk_nand.c        | 1 -
 drivers/mtd/nand/raw/omap2.c           | 8 ++------
 drivers/mtd/nand/raw/sh_flctl.c        | 4 +---
 drivers/mtd/nand/raw/stm32_fmc2_nand.c | 5 +----
 drivers/mtd/nand/raw/sunxi_nand.c      | 4 +---
 drivers/mtd/spi-nor/cadence-quadspi.c  | 4 +---
 13 files changed, 11 insertions(+), 37 deletions(-)

diff --git a/drivers/mtd/devices/spear_smi.c b/drivers/mtd/devices/spear_smi.c
index 986f81d2f93e..7f6f6f1d965f 100644
--- a/drivers/mtd/devices/spear_smi.c
+++ b/drivers/mtd/devices/spear_smi.c
@@ -933,7 +933,6 @@ static int spear_smi_probe(struct platform_device *pdev)
 	irq = platform_get_irq(pdev, 0);
 	if (irq < 0) {
 		ret = -ENODEV;
-		dev_err(&pdev->dev, "invalid smi irq\n");
 		goto err;
 	}
 
diff --git a/drivers/mtd/nand/raw/denali_dt.c b/drivers/mtd/nand/raw/denali_dt.c
index 5e14836f6bd5..df992554a66f 100644
--- a/drivers/mtd/nand/raw/denali_dt.c
+++ b/drivers/mtd/nand/raw/denali_dt.c
@@ -167,10 +167,8 @@ static int denali_dt_probe(struct platform_device *pdev)
 
 	denali->dev = dev;
 	denali->irq = platform_get_irq(pdev, 0);
-	if (denali->irq < 0) {
-		dev_err(dev, "no irq defined\n");
+	if (denali->irq < 0)
 		return denali->irq;
-	}
 
 	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "denali_reg");
 	denali->reg = devm_ioremap_resource(dev, res);
diff --git a/drivers/mtd/nand/raw/hisi504_nand.c b/drivers/mtd/nand/raw/hisi504_nand.c
index 6a4626a8bf95..0b48be54ba6f 100644
--- a/drivers/mtd/nand/raw/hisi504_nand.c
+++ b/drivers/mtd/nand/raw/hisi504_nand.c
@@ -751,10 +751,8 @@ static int hisi_nfc_probe(struct platform_device *pdev)
 	mtd  = nand_to_mtd(chip);
 
 	irq = platform_get_irq(pdev, 0);
-	if (irq < 0) {
-		dev_err(dev, "no IRQ resource defined\n");
+	if (irq < 0)
 		return -ENXIO;
-	}
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	host->iobase = devm_ioremap_resource(dev, res);
diff --git a/drivers/mtd/nand/raw/lpc32xx_mlc.c b/drivers/mtd/nand/raw/lpc32xx_mlc.c
index 78b31f845c50..241b58b83240 100644
--- a/drivers/mtd/nand/raw/lpc32xx_mlc.c
+++ b/drivers/mtd/nand/raw/lpc32xx_mlc.c
@@ -773,7 +773,6 @@ static int lpc32xx_nand_probe(struct platform_device *pdev)
 
 	host->irq = platform_get_irq(pdev, 0);
 	if (host->irq < 0) {
-		dev_err(&pdev->dev, "failed to get platform irq\n");
 		res = -EINVAL;
 		goto release_dma_chan;
 	}
diff --git a/drivers/mtd/nand/raw/marvell_nand.c b/drivers/mtd/nand/raw/marvell_nand.c
index fc49e13d81ec..fb5abdcfb007 100644
--- a/drivers/mtd/nand/raw/marvell_nand.c
+++ b/drivers/mtd/nand/raw/marvell_nand.c
@@ -2862,10 +2862,8 @@ static int marvell_nfc_probe(struct platform_device *pdev)
 		return PTR_ERR(nfc->regs);
 
 	irq = platform_get_irq(pdev, 0);
-	if (irq < 0) {
-		dev_err(dev, "failed to retrieve irq\n");
+	if (irq < 0)
 		return irq;
-	}
 
 	nfc->core_clk = devm_clk_get(&pdev->dev, "core");
 
diff --git a/drivers/mtd/nand/raw/meson_nand.c b/drivers/mtd/nand/raw/meson_nand.c
index ea57ddcec41e..84b82d823952 100644
--- a/drivers/mtd/nand/raw/meson_nand.c
+++ b/drivers/mtd/nand/raw/meson_nand.c
@@ -1398,10 +1398,8 @@ static int meson_nfc_probe(struct platform_device *pdev)
 	}
 
 	irq = platform_get_irq(pdev, 0);
-	if (irq < 0) {
-		dev_err(dev, "no NFC IRQ resource\n");
+	if (irq < 0)
 		return -EINVAL;
-	}
 
 	ret = meson_nfc_clk_init(nfc);
 	if (ret) {
diff --git a/drivers/mtd/nand/raw/mtk_ecc.c b/drivers/mtd/nand/raw/mtk_ecc.c
index 74595b644b7c..75f1fa3d4d35 100644
--- a/drivers/mtd/nand/raw/mtk_ecc.c
+++ b/drivers/mtd/nand/raw/mtk_ecc.c
@@ -527,10 +527,8 @@ static int mtk_ecc_probe(struct platform_device *pdev)
 	}
 
 	irq = platform_get_irq(pdev, 0);
-	if (irq < 0) {
-		dev_err(dev, "failed to get irq: %d\n", irq);
+	if (irq < 0)
 		return irq;
-	}
 
 	ret = dma_set_mask(dev, DMA_BIT_MASK(32));
 	if (ret) {
diff --git a/drivers/mtd/nand/raw/mtk_nand.c b/drivers/mtd/nand/raw/mtk_nand.c
index 373d47d1ba4c..b8305e39ab51 100644
--- a/drivers/mtd/nand/raw/mtk_nand.c
+++ b/drivers/mtd/nand/raw/mtk_nand.c
@@ -1540,7 +1540,6 @@ static int mtk_nfc_probe(struct platform_device *pdev)
 
 	irq = platform_get_irq(pdev, 0);
 	if (irq < 0) {
-		dev_err(dev, "no nfi irq resource\n");
 		ret = -EINVAL;
 		goto clk_disable;
 	}
diff --git a/drivers/mtd/nand/raw/omap2.c b/drivers/mtd/nand/raw/omap2.c
index 8d881a28140e..dccc927c5fa5 100644
--- a/drivers/mtd/nand/raw/omap2.c
+++ b/drivers/mtd/nand/raw/omap2.c
@@ -1967,10 +1967,8 @@ static int omap_nand_attach_chip(struct nand_chip *chip)
 
 	case NAND_OMAP_PREFETCH_IRQ:
 		info->gpmc_irq_fifo = platform_get_irq(info->pdev, 0);
-		if (info->gpmc_irq_fifo <= 0) {
-			dev_err(dev, "Error getting fifo IRQ\n");
+		if (info->gpmc_irq_fifo <= 0)
 			return -ENODEV;
-		}
 		err = devm_request_irq(dev, info->gpmc_irq_fifo,
 				       omap_nand_irq, IRQF_SHARED,
 				       "gpmc-nand-fifo", info);
@@ -1982,10 +1980,8 @@ static int omap_nand_attach_chip(struct nand_chip *chip)
 		}
 
 		info->gpmc_irq_count = platform_get_irq(info->pdev, 1);
-		if (info->gpmc_irq_count <= 0) {
-			dev_err(dev, "Error getting IRQ count\n");
+		if (info->gpmc_irq_count <= 0)
 			return -ENODEV;
-		}
 		err = devm_request_irq(dev, info->gpmc_irq_count,
 				       omap_nand_irq, IRQF_SHARED,
 				       "gpmc-nand-count", info);
diff --git a/drivers/mtd/nand/raw/sh_flctl.c b/drivers/mtd/nand/raw/sh_flctl.c
index e509c93737c4..058e99d0cbcf 100644
--- a/drivers/mtd/nand/raw/sh_flctl.c
+++ b/drivers/mtd/nand/raw/sh_flctl.c
@@ -1129,10 +1129,8 @@ static int flctl_probe(struct platform_device *pdev)
 	flctl->fifo = res->start + 0x24; /* FLDTFIFO */
 
 	irq = platform_get_irq(pdev, 0);
-	if (irq < 0) {
-		dev_err(&pdev->dev, "failed to get flste irq data: %d\n", irq);
+	if (irq < 0)
 		return irq;
-	}
 
 	ret = devm_request_irq(&pdev->dev, irq, flctl_handle_flste, IRQF_SHARED,
 			       "flste", flctl);
diff --git a/drivers/mtd/nand/raw/stm32_fmc2_nand.c b/drivers/mtd/nand/raw/stm32_fmc2_nand.c
index e63acc077c18..1cc70fe2a4d7 100644
--- a/drivers/mtd/nand/raw/stm32_fmc2_nand.c
+++ b/drivers/mtd/nand/raw/stm32_fmc2_nand.c
@@ -1912,11 +1912,8 @@ static int stm32_fmc2_probe(struct platform_device *pdev)
 	}
 
 	irq = platform_get_irq(pdev, 0);
-	if (irq < 0) {
-		if (irq != -EPROBE_DEFER)
-			dev_err(dev, "IRQ error missing or invalid\n");
+	if (irq < 0)
 		return irq;
-	}
 
 	ret = devm_request_irq(dev, irq, stm32_fmc2_irq, 0,
 			       dev_name(dev), fmc2);
diff --git a/drivers/mtd/nand/raw/sunxi_nand.c b/drivers/mtd/nand/raw/sunxi_nand.c
index 89773293c64d..37a4ac0dd85b 100644
--- a/drivers/mtd/nand/raw/sunxi_nand.c
+++ b/drivers/mtd/nand/raw/sunxi_nand.c
@@ -2071,10 +2071,8 @@ static int sunxi_nfc_probe(struct platform_device *pdev)
 		return PTR_ERR(nfc->regs);
 
 	irq = platform_get_irq(pdev, 0);
-	if (irq < 0) {
-		dev_err(dev, "failed to retrieve irq\n");
+	if (irq < 0)
 		return irq;
-	}
 
 	nfc->ahb_clk = devm_clk_get(dev, "ahb");
 	if (IS_ERR(nfc->ahb_clk)) {
diff --git a/drivers/mtd/spi-nor/cadence-quadspi.c b/drivers/mtd/spi-nor/cadence-quadspi.c
index 67f15a1f16fd..172d7a0a2454 100644
--- a/drivers/mtd/spi-nor/cadence-quadspi.c
+++ b/drivers/mtd/spi-nor/cadence-quadspi.c
@@ -1375,10 +1375,8 @@ static int cqspi_probe(struct platform_device *pdev)
 
 	/* Obtain IRQ line. */
 	irq = platform_get_irq(pdev, 0);
-	if (irq < 0) {
-		dev_err(dev, "Cannot obtain IRQ.\n");
+	if (irq < 0)
 		return -ENXIO;
-	}
 
 	pm_runtime_enable(dev);
 	ret = pm_runtime_get_sync(dev);
-- 
Sent by a computer through tubes


______________________________________________________
Linux MTD discussion mailing list
http://lists.infradead.org/mailman/listinfo/linux-mtd/

^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: [PATCH v6 30/57] mtd: Remove dev_err() usage after platform_get_irq()
  2019-07-30 18:15 ` [PATCH v6 30/57] mtd: Remove dev_err() usage after platform_get_irq() Stephen Boyd
@ 2019-10-08 17:25   ` Miquel Raynal
  0 siblings, 0 replies; 2+ messages in thread
From: Miquel Raynal @ 2019-10-08 17:25 UTC (permalink / raw)
  To: Stephen Boyd, linux-kernel
  Cc: Vignesh Raghavendra, Richard Weinberger, Miquel Raynal,
	Marek Vasut, linux-mtd, Greg Kroah-Hartman, Brian Norris,
	David Woodhouse

On Tue, 2019-07-30 at 18:15:30 UTC, Stephen Boyd wrote:
> We don't need dev_err() messages when platform_get_irq() fails now that
> platform_get_irq() prints an error message itself when something goes
> wrong. Let's remove these prints with a simple semantic patch.
> 
> // <smpl>
> @@
> expression ret;
> struct platform_device *E;
> @@
> 
> ret =
> (
> platform_get_irq(E, ...)
> |
> platform_get_irq_byname(E, ...)
> );
> 
> if ( \( ret < 0 \| ret <= 0 \) )
> {
> (
> -if (ret != -EPROBE_DEFER)
> -{ ...
> -dev_err(...);
> -... }
> |
> ...
> -dev_err(...);
> )
> ...
> }
> // </smpl>
> 
> While we're here, remove braces on if statements that only have one
> statement (manually).
> 
> Cc: David Woodhouse <dwmw2@infradead.org>
> Cc: Brian Norris <computersforpeace@gmail.com>
> Cc: Marek Vasut <marek.vasut@gmail.com>
> Cc: Miquel Raynal <miquel.raynal@bootlin.com>
> Cc: Richard Weinberger <richard@nod.at>
> Cc: Vignesh Raghavendra <vigneshr@ti.com>
> Cc: linux-mtd@lists.infradead.org
> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> Signed-off-by: Stephen Boyd <swboyd@chromium.org>

Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git mtd/next, thanks.

Miquel

______________________________________________________
Linux MTD discussion mailing list
http://lists.infradead.org/mailman/listinfo/linux-mtd/

^ permalink raw reply	[flat|nested] 2+ messages in thread

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     [not found] <20190730181557.90391-1-swboyd@chromium.org>
2019-07-30 18:15 ` [PATCH v6 30/57] mtd: Remove dev_err() usage after platform_get_irq() Stephen Boyd
2019-10-08 17:25   ` Miquel Raynal

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