On Sat, 2007-02-24 at 12:31 +0100, Andreas Schwab wrote:
> With 2.6.21-rc1 I get no video signal from nvidiafb on PowerMac G5.
> Bisection has identified this patch:
>
> commit 599a52d12629394236d785615808845823875868
> Author: Richard Purdie <[EMAIL PROTECTED]>
> Date: Sat Feb 10 23:07:48 2007 +0000
>
> backlight: Separate backlight properties from backlight ops pointers
>
> Per device data such as brightness belongs to the indivdual device
> and should therefore be separate from the the backlight operation
> function pointers. This patch splits the two types of data and
> allows simplifcation of some code.
>
> Signed-off-by: Richard Purdie <[EMAIL PROTECTED]>
Thanks, I think I know what the problem is. Could you try this change
please:
diff --git a/drivers/video/nvidia/nv_backlight.c
b/drivers/video/nvidia/nv_backlight.c
index b7016e9..a50b303 100644
--- a/drivers/video/nvidia/nv_backlight.c
+++ b/drivers/video/nvidia/nv_backlight.c
@@ -23,8 +23,6 @@
#define MAX_LEVEL 0x534
#define LEVEL_STEP ((MAX_LEVEL - MIN_LEVEL) / FB_BACKLIGHT_MAX)
-static struct backlight_properties nvidia_bl_data;
-
static int nvidia_bl_get_level_brightness(struct nvidia_par *par,
int level)
{
@@ -119,7 +117,7 @@ void nvidia_bl_init(struct nvidia_par *par)
0x534 * FB_BACKLIGHT_MAX / MAX_LEVEL);
bd->props.max_brightness = FB_BACKLIGHT_LEVELS - 1;
- bd->props.brightness = nvidia_bl_data.max_brightness;
+ bd->props.brightness = bd->props.max_brightness;
bd->props.power = FB_BLANK_UNBLANK;
backlight_update_status(bd);
-
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