diff options
| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2010-02-02 13:44:10 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-02-09 04:51:00 -0800 |
| commit | 682efb8384326571bb180214a5d4661cc6befa41 (patch) | |
| tree | 03c4b98e1e187b90ae892f9d012a3da03a7dd065 | |
| parent | b260729c8a49452ae9491e3cb94750687f221d2b (diff) | |
imxfb: correct location of callbacks in suspend and resume
commit 1ec562035ba64e724652cb12b8a770b3906e9bf5 upstream.
The probe function passes a pointer to a struct fb_info to
platform_set_drvdata(), so don't interpret the return value of
platform_get_drvdata() as a pointer to struct imxfb_info.
The original imxfb_info *fbi backlight_power was NULL but in imxfb_suspend
it was 4 resulting in an oops as imxfb_suspend calls
imxfb_disable_controller(fbi) which in turn has
if (fbi->backlight_power)
fbi->backlight_power(0);
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: Sascha Hauer <kernel@pengutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | drivers/video/imxfb.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/video/imxfb.c b/drivers/video/imxfb.c index 66358fa825f3..b4b6deceed15 100644 --- a/drivers/video/imxfb.c +++ b/drivers/video/imxfb.c @@ -593,7 +593,8 @@ static int imxfb_activate_var(struct fb_var_screeninfo *var, struct fb_info *inf */ static int imxfb_suspend(struct platform_device *dev, pm_message_t state) { - struct imxfb_info *fbi = platform_get_drvdata(dev); + struct fb_info *info = platform_get_drvdata(dev); + struct imxfb_info *fbi = info->par; pr_debug("%s\n", __func__); @@ -603,7 +604,8 @@ static int imxfb_suspend(struct platform_device *dev, pm_message_t state) static int imxfb_resume(struct platform_device *dev) { - struct imxfb_info *fbi = platform_get_drvdata(dev); + struct fb_info *info = platform_get_drvdata(dev); + struct imxfb_info *fbi = info->par; pr_debug("%s\n", __func__); |