fbdev: Use of_property_read_bool() for boolean properties

Message ID 20230310144730.1546031-1-robh@kernel.org
State New
Headers
Series fbdev: Use of_property_read_bool() for boolean properties |

Commit Message

Rob Herring March 10, 2023, 2:47 p.m. UTC
  It is preferred to use typed property access functions (i.e.
of_property_read_<type> functions) rather than low-level
of_get_property/of_find_property functions for reading properties.
Convert reading boolean properties to to of_property_read_bool().

Signed-off-by: Rob Herring <robh@kernel.org>
---
 drivers/video/fbdev/offb.c     | 4 ++--
 drivers/video/fbdev/sm501fb.c  | 4 ++--
 drivers/video/fbdev/tcx.c      | 3 +--
 drivers/video/fbdev/xilinxfb.c | 3 +--
 4 files changed, 6 insertions(+), 8 deletions(-)
  

Comments

Helge Deller March 11, 2023, 12:02 p.m. UTC | #1
On 3/10/23 15:47, Rob Herring wrote:
> It is preferred to use typed property access functions (i.e.
> of_property_read_<type> functions) rather than low-level
> of_get_property/of_find_property functions for reading properties.
> Convert reading boolean properties to to of_property_read_bool().
>
> Signed-off-by: Rob Herring <robh@kernel.org>

applied.

Thanks,
Helge

> ---
>   drivers/video/fbdev/offb.c     | 4 ++--
>   drivers/video/fbdev/sm501fb.c  | 4 ++--
>   drivers/video/fbdev/tcx.c      | 3 +--
>   drivers/video/fbdev/xilinxfb.c | 3 +--
>   4 files changed, 6 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/video/fbdev/offb.c b/drivers/video/fbdev/offb.c
> index f7ad6bc9d02d..b97d251d894b 100644
> --- a/drivers/video/fbdev/offb.c
> +++ b/drivers/video/fbdev/offb.c
> @@ -549,10 +549,10 @@ static void offb_init_nodriver(struct platform_device *parent, struct device_nod
>   	int foreign_endian = 0;
>
>   #ifdef __BIG_ENDIAN
> -	if (of_get_property(dp, "little-endian", NULL))
> +	if (of_property_read_bool(dp, "little-endian"))
>   		foreign_endian = FBINFO_FOREIGN_ENDIAN;
>   #else
> -	if (of_get_property(dp, "big-endian", NULL))
> +	if (of_property_read_bool(dp, "big-endian"))
>   		foreign_endian = FBINFO_FOREIGN_ENDIAN;
>   #endif
>
> diff --git a/drivers/video/fbdev/sm501fb.c b/drivers/video/fbdev/sm501fb.c
> index f743bfbde2a6..1f3cbe723def 100644
> --- a/drivers/video/fbdev/sm501fb.c
> +++ b/drivers/video/fbdev/sm501fb.c
> @@ -1737,10 +1737,10 @@ static int sm501fb_init_fb(struct fb_info *fb, enum sm501_controller head,
>
>   #if defined(CONFIG_OF)
>   #ifdef __BIG_ENDIAN
> -	if (of_get_property(info->dev->parent->of_node, "little-endian", NULL))
> +	if (of_property_read_bool(info->dev->parent->of_node, "little-endian"))
>   		fb->flags |= FBINFO_FOREIGN_ENDIAN;
>   #else
> -	if (of_get_property(info->dev->parent->of_node, "big-endian", NULL))
> +	if (of_property_read_bool(info->dev->parent->of_node, "big-endian"))
>   		fb->flags |= FBINFO_FOREIGN_ENDIAN;
>   #endif
>   #endif
> diff --git a/drivers/video/fbdev/tcx.c b/drivers/video/fbdev/tcx.c
> index 01d87f53324d..f2eaf6e7fff6 100644
> --- a/drivers/video/fbdev/tcx.c
> +++ b/drivers/video/fbdev/tcx.c
> @@ -379,8 +379,7 @@ static int tcx_probe(struct platform_device *op)
>
>   	spin_lock_init(&par->lock);
>
> -	par->lowdepth =
> -		(of_find_property(dp, "tcx-8-bit", NULL) != NULL);
> +	par->lowdepth = of_property_read_bool(dp, "tcx-8-bit");
>
>   	sbusfb_fill_var(&info->var, dp, 8);
>   	info->var.red.length = 8;
> diff --git a/drivers/video/fbdev/xilinxfb.c b/drivers/video/fbdev/xilinxfb.c
> index 1ac83900a21c..c17cfffd9a84 100644
> --- a/drivers/video/fbdev/xilinxfb.c
> +++ b/drivers/video/fbdev/xilinxfb.c
> @@ -469,8 +469,7 @@ static int xilinxfb_of_probe(struct platform_device *pdev)
>   		pdata.yvirt = prop[1];
>   	}
>
> -	if (of_find_property(pdev->dev.of_node, "rotate-display", NULL))
> -		pdata.rotate_screen = 1;
> +	pdata.rotate_screen = of_property_read_bool(pdev->dev.of_node, "rotate-display");
>
>   	platform_set_drvdata(pdev, drvdata);
>   	return xilinxfb_assign(pdev, drvdata, &pdata);
  

Patch

diff --git a/drivers/video/fbdev/offb.c b/drivers/video/fbdev/offb.c
index f7ad6bc9d02d..b97d251d894b 100644
--- a/drivers/video/fbdev/offb.c
+++ b/drivers/video/fbdev/offb.c
@@ -549,10 +549,10 @@  static void offb_init_nodriver(struct platform_device *parent, struct device_nod
 	int foreign_endian = 0;
 
 #ifdef __BIG_ENDIAN
-	if (of_get_property(dp, "little-endian", NULL))
+	if (of_property_read_bool(dp, "little-endian"))
 		foreign_endian = FBINFO_FOREIGN_ENDIAN;
 #else
-	if (of_get_property(dp, "big-endian", NULL))
+	if (of_property_read_bool(dp, "big-endian"))
 		foreign_endian = FBINFO_FOREIGN_ENDIAN;
 #endif
 
diff --git a/drivers/video/fbdev/sm501fb.c b/drivers/video/fbdev/sm501fb.c
index f743bfbde2a6..1f3cbe723def 100644
--- a/drivers/video/fbdev/sm501fb.c
+++ b/drivers/video/fbdev/sm501fb.c
@@ -1737,10 +1737,10 @@  static int sm501fb_init_fb(struct fb_info *fb, enum sm501_controller head,
 
 #if defined(CONFIG_OF)
 #ifdef __BIG_ENDIAN
-	if (of_get_property(info->dev->parent->of_node, "little-endian", NULL))
+	if (of_property_read_bool(info->dev->parent->of_node, "little-endian"))
 		fb->flags |= FBINFO_FOREIGN_ENDIAN;
 #else
-	if (of_get_property(info->dev->parent->of_node, "big-endian", NULL))
+	if (of_property_read_bool(info->dev->parent->of_node, "big-endian"))
 		fb->flags |= FBINFO_FOREIGN_ENDIAN;
 #endif
 #endif
diff --git a/drivers/video/fbdev/tcx.c b/drivers/video/fbdev/tcx.c
index 01d87f53324d..f2eaf6e7fff6 100644
--- a/drivers/video/fbdev/tcx.c
+++ b/drivers/video/fbdev/tcx.c
@@ -379,8 +379,7 @@  static int tcx_probe(struct platform_device *op)
 
 	spin_lock_init(&par->lock);
 
-	par->lowdepth =
-		(of_find_property(dp, "tcx-8-bit", NULL) != NULL);
+	par->lowdepth = of_property_read_bool(dp, "tcx-8-bit");
 
 	sbusfb_fill_var(&info->var, dp, 8);
 	info->var.red.length = 8;
diff --git a/drivers/video/fbdev/xilinxfb.c b/drivers/video/fbdev/xilinxfb.c
index 1ac83900a21c..c17cfffd9a84 100644
--- a/drivers/video/fbdev/xilinxfb.c
+++ b/drivers/video/fbdev/xilinxfb.c
@@ -469,8 +469,7 @@  static int xilinxfb_of_probe(struct platform_device *pdev)
 		pdata.yvirt = prop[1];
 	}
 
-	if (of_find_property(pdev->dev.of_node, "rotate-display", NULL))
-		pdata.rotate_screen = 1;
+	pdata.rotate_screen = of_property_read_bool(pdev->dev.of_node, "rotate-display");
 
 	platform_set_drvdata(pdev, drvdata);
 	return xilinxfb_assign(pdev, drvdata, &pdata);