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| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2010-02-03 00:44:10 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-02-03 05:11:22 +0300 |
| commit | 1ec562035ba64e724652cb12b8a770b3906e9bf5 (patch) | |
| tree | 639849e4d40b124f84fd36d166187a7cee87b06d /drivers | |
| parent | 4528fd0595847c2078b59f24800e751c2d6b7e41 (diff) | |
| download | linux-1ec562035ba64e724652cb12b8a770b3906e9bf5.tar.xz | |
imxfb: correct location of callbacks in suspend and resume
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>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers')
| -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__); |