* [PATCH RESEND 2/4] backlight: arcxcnn: Use backlight helper
@ 2023-01-06 16:48 Stephen Kitt
2023-01-06 17:44 ` Sam Ravnborg
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: Stephen Kitt @ 2023-01-06 16:48 UTC (permalink / raw)
To: Lee Jones, Daniel Thompson, Jingoo Han
Cc: Sam Ravnborg, Stephen Kitt, Helge Deller, dri-devel, linux-fbdev,
linux-kernel
Instead of retrieving the backlight brightness in struct
backlight_properties manually, and then checking whether the backlight
should be on at all, use backlight_get_brightness() which does all
this and insulates this from future changes.
Signed-off-by: Stephen Kitt <steve@sk2.org>
---
drivers/video/backlight/arcxcnn_bl.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/drivers/video/backlight/arcxcnn_bl.c b/drivers/video/backlight/arcxcnn_bl.c
index 555b036643fb..e610d7a1d13d 100644
--- a/drivers/video/backlight/arcxcnn_bl.c
+++ b/drivers/video/backlight/arcxcnn_bl.c
@@ -130,12 +130,9 @@ static int arcxcnn_set_brightness(struct arcxcnn *lp, u32 brightness)
static int arcxcnn_bl_update_status(struct backlight_device *bl)
{
struct arcxcnn *lp = bl_get_data(bl);
- u32 brightness = bl->props.brightness;
+ u32 brightness = backlight_get_brightness(bl);
int ret;
- if (bl->props.state & (BL_CORE_SUSPENDED | BL_CORE_FBBLANK))
- brightness = 0;
-
ret = arcxcnn_set_brightness(lp, brightness);
if (ret)
return ret;
--
2.30.2
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH RESEND 2/4] backlight: arcxcnn: Use backlight helper
2023-01-06 16:48 [PATCH RESEND 2/4] backlight: arcxcnn: Use backlight helper Stephen Kitt
@ 2023-01-06 17:44 ` Sam Ravnborg
2023-01-09 10:17 ` Daniel Thompson
2023-01-19 21:38 ` Lee Jones
2 siblings, 0 replies; 4+ messages in thread
From: Sam Ravnborg @ 2023-01-06 17:44 UTC (permalink / raw)
To: Stephen Kitt
Cc: Lee Jones, Daniel Thompson, Jingoo Han, linux-fbdev,
Helge Deller, linux-kernel, dri-devel
On Fri, Jan 06, 2023 at 05:48:53PM +0100, Stephen Kitt wrote:
> Instead of retrieving the backlight brightness in struct
> backlight_properties manually, and then checking whether the backlight
> should be on at all, use backlight_get_brightness() which does all
> this and insulates this from future changes.
>
> Signed-off-by: Stephen Kitt <steve@sk2.org>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
> ---
> drivers/video/backlight/arcxcnn_bl.c | 5 +----
> 1 file changed, 1 insertion(+), 4 deletions(-)
>
> diff --git a/drivers/video/backlight/arcxcnn_bl.c b/drivers/video/backlight/arcxcnn_bl.c
> index 555b036643fb..e610d7a1d13d 100644
> --- a/drivers/video/backlight/arcxcnn_bl.c
> +++ b/drivers/video/backlight/arcxcnn_bl.c
> @@ -130,12 +130,9 @@ static int arcxcnn_set_brightness(struct arcxcnn *lp, u32 brightness)
> static int arcxcnn_bl_update_status(struct backlight_device *bl)
> {
> struct arcxcnn *lp = bl_get_data(bl);
> - u32 brightness = bl->props.brightness;
> + u32 brightness = backlight_get_brightness(bl);
> int ret;
>
> - if (bl->props.state & (BL_CORE_SUSPENDED | BL_CORE_FBBLANK))
> - brightness = 0;
> -
> ret = arcxcnn_set_brightness(lp, brightness);
> if (ret)
> return ret;
> --
> 2.30.2
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH RESEND 2/4] backlight: arcxcnn: Use backlight helper
2023-01-06 16:48 [PATCH RESEND 2/4] backlight: arcxcnn: Use backlight helper Stephen Kitt
2023-01-06 17:44 ` Sam Ravnborg
@ 2023-01-09 10:17 ` Daniel Thompson
2023-01-19 21:38 ` Lee Jones
2 siblings, 0 replies; 4+ messages in thread
From: Daniel Thompson @ 2023-01-09 10:17 UTC (permalink / raw)
To: Stephen Kitt
Cc: Lee Jones, Jingoo Han, Sam Ravnborg, Helge Deller, dri-devel,
linux-fbdev, linux-kernel
On Fri, Jan 06, 2023 at 05:48:53PM +0100, Stephen Kitt wrote:
> Instead of retrieving the backlight brightness in struct
> backlight_properties manually, and then checking whether the backlight
> should be on at all, use backlight_get_brightness() which does all
> this and insulates this from future changes.
>
> Signed-off-by: Stephen Kitt <steve@sk2.org>
For the tools:
Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
D.
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH RESEND 2/4] backlight: arcxcnn: Use backlight helper
2023-01-06 16:48 [PATCH RESEND 2/4] backlight: arcxcnn: Use backlight helper Stephen Kitt
2023-01-06 17:44 ` Sam Ravnborg
2023-01-09 10:17 ` Daniel Thompson
@ 2023-01-19 21:38 ` Lee Jones
2 siblings, 0 replies; 4+ messages in thread
From: Lee Jones @ 2023-01-19 21:38 UTC (permalink / raw)
To: Stephen Kitt
Cc: Daniel Thompson, Jingoo Han, Sam Ravnborg, Helge Deller,
dri-devel, linux-fbdev, linux-kernel
On Fri, 06 Jan 2023, Stephen Kitt wrote:
> Instead of retrieving the backlight brightness in struct
> backlight_properties manually, and then checking whether the backlight
> should be on at all, use backlight_get_brightness() which does all
> this and insulates this from future changes.
>
> Signed-off-by: Stephen Kitt <steve@sk2.org>
> ---
> drivers/video/backlight/arcxcnn_bl.c | 5 +----
> 1 file changed, 1 insertion(+), 4 deletions(-)
Applied, thanks
--
Lee Jones [李琼斯]
^ permalink raw reply [flat|nested] 4+ messages in thread
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2023-01-06 16:48 [PATCH RESEND 2/4] backlight: arcxcnn: Use backlight helper Stephen Kitt
2023-01-06 17:44 ` Sam Ravnborg
2023-01-09 10:17 ` Daniel Thompson
2023-01-19 21:38 ` Lee Jones
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