diff options
| author | Jason Chen <b02280@freescale.com> | 2012-01-13 17:04:36 +0800 |
|---|---|---|
| committer | Jason Chen <b02280@freescale.com> | 2012-02-01 17:58:47 +0800 |
| commit | f411fd9dfdcef18fd340a03a849ac6d0d1539695 (patch) | |
| tree | c9685c0f65412ee5da51149c1ede6c74e53223f5 /drivers/video | |
| parent | 984d293a1a355ab7919ade276a9d42cae96758cc (diff) | |
ENGR00171987 ipuv3 fb: add error handler for mxcfb_blank
add error handler for mxcfb_blank.
Signed-off-by: Jason Chen <b02280@freescale.com>
(cherry picked from commit 1999793303187b4aa9ccbdfc53f9a4c6ab59e749)
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/mxc/mxc_ipuv3_fb.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/video/mxc/mxc_ipuv3_fb.c b/drivers/video/mxc/mxc_ipuv3_fb.c index 23202cea02b7..ba43b512e33a 100644 --- a/drivers/video/mxc/mxc_ipuv3_fb.c +++ b/drivers/video/mxc/mxc_ipuv3_fb.c @@ -1,5 +1,5 @@ /* - * Copyright 2004-2011 Freescale Semiconductor, Inc. All Rights Reserved. + * Copyright 2004-2012 Freescale Semiconductor, Inc. All Rights Reserved. */ /* @@ -265,6 +265,7 @@ static int _setup_disp_channel2(struct fb_info *fbi) if (retval) { dev_err(fbi->device, "ipu_init_channel_buffer error %d\n", retval); + return retval; } /* update u/v offset */ @@ -442,8 +443,10 @@ static int mxcfb_set_par(struct fb_info *fbi) } retval = _setup_disp_channel2(fbi); - if (retval) + if (retval) { + ipu_uninit_channel(mxc_fbi->ipu, mxc_fbi->ipu_ch); return retval; + } ipu_enable_channel(mxc_fbi->ipu, mxc_fbi->ipu_ch); @@ -1174,6 +1177,7 @@ static int mxcfb_ioctl(struct fb_info *fbi, unsigned int cmd, unsigned long arg) static int mxcfb_blank(int blank, struct fb_info *info) { struct mxcfb_info *mxc_fbi = (struct mxcfb_info *)info->par; + int ret = 0; dev_dbg(info->device, "blank = %d\n", blank); @@ -1195,11 +1199,12 @@ static int mxcfb_blank(int blank, struct fb_info *info) ipu_uninit_channel(mxc_fbi->ipu, mxc_fbi->ipu_ch); break; case FB_BLANK_UNBLANK: - mxcfb_set_par(info); + ret = mxcfb_set_par(info); break; } - mxc_fbi->cur_blank = blank; - return 0; + if (!ret) + mxc_fbi->cur_blank = blank; + return ret; } /* |