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ARM: S3C24XX: fix s3c2410fb platdata passing 

Setting s3c2410fb_mach_info displays field with a struct marked as __initdata
means it won't be available later for ioctls like FBIOPUT_VSCREENINFO and they
will fail. Copying in s3c24xx_fb_set_platdata() is fixing this issue.

Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
This commit is contained in:
Arnaud Patard 2010-04-22 10:47:44 +02:00 committed by Ben Dooks
parent 17dcd13a37
commit f44c67cdc3
1 changed files with 7 additions and 2 deletions
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9
arch/arm/plat-s3c24xx/devs.c
View File

@ -21,6 +21,7 @@
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/slab.h>
#include <linux/string.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
@ -149,10 +150,14 @@ void __init s3c24xx_fb_set_platdata(struct s3c2410fb_mach_info *pd)
{
struct s3c2410fb_mach_info *npd;
npd = kmalloc(sizeof(*npd), GFP_KERNEL);
npd = kmemdup(pd, sizeof(*npd), GFP_KERNEL);
if (npd) {
memcpy(npd, pd, sizeof(*npd));
s3c_device_lcd.dev.platform_data = npd;
npd->displays = kmemdup(pd->displays,
sizeof(struct s3c2410fb_display) * npd->num_displays,
GFP_KERNEL);
if (!npd->displays)
printk(KERN_ERR "no memory for LCD display data\n");
} else {
printk(KERN_ERR "no memory for LCD platform data\n");
}