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sm501fb: suspend and resume fb if it exists

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There are cases when panel and crt both are not defined and only one of
them is defined and initialized. In such cases, suspend or resume it
only if it is defined.

Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
This commit is contained in:
Sudip Mukherjee 2017-11-09 18:09:31 +01:00 committed by Bartlomiej Zolnierkiewicz
parent 35bfbf70b2
commit ffb66624ca
1 changed files with 6 additions and 0 deletions
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6
drivers/video/fbdev/sm501fb.c
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@ -2101,6 +2101,9 @@ static int sm501fb_suspend_fb(struct sm501fb_info *info,
struct fb_info *fbi = info->fb[head];
struct sm501fb_par *par = fbi->par;
if (!fbi)
return 0;
if (par->screen.size == 0)
return 0;
@ -2148,6 +2151,9 @@ static void sm501fb_resume_fb(struct sm501fb_info *info,
struct fb_info *fbi = info->fb[head];
struct sm501fb_par *par = fbi->par;
if (!fbi)
return;
if (par->screen.size == 0)
return;