Re: [patch] Support powering sharp zaurus sl-5500 LCD up and down

[Pavel Machek <pavel@ucw.cz>]

Hi!

> > +	/* read comadj */
> > +#ifdef CONFIG_MACH_POODLE
> > +	comadj = 118;
> > +#else
> > +	comadj = 128;
> > +#endif
> 
> Can you go back to the Sharp source and confirm that these values should
> be hardcoded in both the poodle and collie cases please? I know the
> sharpsl_param code can provide them but I can't remember exactly which
> models use which fields. I want to make sure this isn't a quick hack
> John made before sharpsl_param was written :).

Sharp sources are a big mess (as usual), but reading it from
sharpsl_param seems to be okay for at least poodle. I'll read it for
collie, too, and see what happens... seems to work.

[Not for andrew, yet.]
								Pavel


diff --git a/drivers/video/backlight/locomolcd.c b/drivers/video/backlight/locomolcd.c
--- a/drivers/video/backlight/locomolcd.c
+++ b/drivers/video/backlight/locomolcd.c
@@ -20,6 +20,7 @@
 
 #include <asm/hardware/locomo.h>
 #include <asm/irq.h>
+#include <asm/mach/sharpsl_param.h>
 
 #ifdef CONFIG_SA1100_COLLIE
 #include <asm/arch/collie.h>
@@ -29,7 +30,7 @@
 
 extern void (*sa1100fb_lcd_power)(int on);
 
-static struct locomo_dev *locomolcd_dev = NULL;
+static struct locomo_dev *locomolcd_dev;
 
 static void locomolcd_on(int comadj)
 {
@@ -82,7 +83,7 @@ static void locomolcd_off(int comadj)
 
 void locomolcd_power(int on)
 {
-	int comadj = 118;
+	int comadj = sharpsl_param.comadj;
 	unsigned long flags;
 	
 	local_irq_save(flags);
@@ -93,11 +94,13 @@ void locomolcd_power(int on)
 	}
 
 	/* read comadj */
+	if (comadj == -1) {
 #ifdef CONFIG_MACH_POODLE
-	comadj = 118;
+		comadj = 118;
 #else
-	comadj = 128;
+		comadj = 128;
 #endif
+	}
 
 	if (on)
 		locomolcd_on(comadj);

-- 
teflon -- maybe it is a trademark, but it should not be.
-
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