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video: fbdev: controlfb.c: use container_of to resolve fb_info_control from fb_info 

Use container_of instead of casting first structure member.

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Fabian Frederick 2014-09-17 21:00:16 +02:00 коммит произвёл Tomi Valkeinen
Родитель 21f7c24703
Коммит c4e423239c
1 изменённых файлов: 10 добавлений и 5 удалений
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15
drivers/video/fbdev/controlfb.c
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@ -218,7 +218,8 @@ static int controlfb_check_var (struct fb_var_screeninfo *var, struct fb_info *i
*/
static int controlfb_set_par (struct fb_info *info)
{
struct fb_info_control *p = (struct fb_info_control *) info;
struct fb_info_control *p =
container_of(info, struct fb_info_control, info);
struct fb_par_control par;
int err;
@ -258,7 +259,8 @@ static int controlfb_pan_display(struct fb_var_screeninfo *var,
struct fb_info *info)
{
unsigned int xoffset, hstep;
struct fb_info_control *p = (struct fb_info_control *)info;
struct fb_info_control *p =
container_of(info, struct fb_info_control, info);
struct fb_par_control *par = &p->par;
/*
@ -309,7 +311,8 @@ static int controlfb_mmap(struct fb_info *info,
static int controlfb_blank(int blank_mode, struct fb_info *info)
{
struct fb_info_control *p = (struct fb_info_control *) info;
struct fb_info_control *p =
container_of(info, struct fb_info_control, info);
unsigned ctrl;
ctrl = ld_le32(CNTRL_REG(p,ctrl));
@ -342,7 +345,8 @@ static int controlfb_blank(int blank_mode, struct fb_info *info)
static int controlfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
u_int transp, struct fb_info *info)
{
struct fb_info_control *p = (struct fb_info_control *) info;
struct fb_info_control *p =
container_of(info, struct fb_info_control, info);
__u8 r, g, b;
if (regno > 255)
@ -833,7 +837,8 @@ static int control_var_to_par(struct fb_var_screeninfo *var,
unsigned hperiod, hssync, hsblank, hesync, heblank, piped, heq, hlfln,
hserr, vperiod, vssync, vesync, veblank, vsblank, vswin, vewin;
unsigned long pixclock;
struct fb_info_control *p = (struct fb_info_control *) fb_info;
struct fb_info_control *p =
container_of(fb_info, struct fb_info_control, info);
struct control_regvals *r = &par->regvals;
switch (var->bits_per_pixel) {