video: fbdev: pxafb.c: use container_of to resolve pxafb_info/layer 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>

diff --git a/drivers/video/fbdev/pxafb.c b/drivers/video/fbdev/pxafb.c
index 1ecd9cec292195f80495dfe0e148ca15170b4c9e..a5acca88fa63c8d2efcf8ae6766234dc14e32736 100644 (file)
--- a/drivers/video/fbdev/pxafb.c
+++ b/drivers/video/fbdev/pxafb.c
@@ -138,7 +138,7 @@ static int
 pxafb_setpalettereg(u_int regno, u_int red, u_int green, u_int blue,
                       u_int trans, struct fb_info *info)
 {
-       struct pxafb_info *fbi = (struct pxafb_info *)info;
+       struct pxafb_info *fbi = container_of(info, struct pxafb_info, fb);
        u_int val;
 
        if (regno >= fbi->palette_size)
@@ -183,7 +183,7 @@ static int
 pxafb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
                   u_int trans, struct fb_info *info)
 {
-       struct pxafb_info *fbi = (struct pxafb_info *)info;
+       struct pxafb_info *fbi = container_of(info, struct pxafb_info, fb);
        unsigned int val;
        int ret = 1;
 
@@ -456,7 +456,7 @@ static int pxafb_adjust_timing(struct pxafb_info *fbi,
  */
 static int pxafb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
 {
-       struct pxafb_info *fbi = (struct pxafb_info *)info;
+       struct pxafb_info *fbi = container_of(info, struct pxafb_info, fb);
        struct pxafb_mach_info *inf = dev_get_platdata(fbi->dev);
        int err;
 
@@ -494,7 +494,7 @@ static int pxafb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
  */
 static int pxafb_set_par(struct fb_info *info)
 {
-       struct pxafb_info *fbi = (struct pxafb_info *)info;
+       struct pxafb_info *fbi = container_of(info, struct pxafb_info, fb);
        struct fb_var_screeninfo *var = &info->var;
 
        if (var->bits_per_pixel >= 16)
@@ -533,7 +533,7 @@ static int pxafb_set_par(struct fb_info *info)
 static int pxafb_pan_display(struct fb_var_screeninfo *var,
                             struct fb_info *info)
 {
-       struct pxafb_info *fbi = (struct pxafb_info *)info;
+       struct pxafb_info *fbi = container_of(info, struct pxafb_info, fb);
        struct fb_var_screeninfo newvar;
        int dma = DMA_MAX + DMA_BASE;
 
@@ -566,7 +566,7 @@ static int pxafb_pan_display(struct fb_var_screeninfo *var,
  */
 static int pxafb_blank(int blank, struct fb_info *info)
 {
-       struct pxafb_info *fbi = (struct pxafb_info *)info;
+       struct pxafb_info *fbi = container_of(info, struct pxafb_info, fb);
        int i;
 
        switch (blank) {
@@ -725,7 +725,7 @@ static struct pxafb_layer_ops ofb_ops[] = {
 
 static int overlayfb_open(struct fb_info *info, int user)
 {
-       struct pxafb_layer *ofb = (struct pxafb_layer *)info;
+       struct pxafb_layer *ofb = container_of(info, struct pxafb_layer, fb);
 
        /* no support for framebuffer console on overlay */
        if (user == 0)
@@ -743,7 +743,7 @@ static int overlayfb_open(struct fb_info *info, int user)
 
 static int overlayfb_release(struct fb_info *info, int user)
 {
-       struct pxafb_layer *ofb = (struct pxafb_layer*) info;
+       struct pxafb_layer *ofb = container_of(info, struct pxafb_layer, fb);
 
        if (ofb->usage == 1) {
                ofb->ops->disable(ofb);
@@ -760,7 +760,7 @@ static int overlayfb_release(struct fb_info *info, int user)
 static int overlayfb_check_var(struct fb_var_screeninfo *var,
                               struct fb_info *info)
 {
-       struct pxafb_layer *ofb = (struct pxafb_layer *)info;
+       struct pxafb_layer *ofb = container_of(info, struct pxafb_layer, fb);
        struct fb_var_screeninfo *base_var = &ofb->fbi->fb.var;
        int xpos, ypos, pfor, bpp;
 
@@ -836,7 +836,7 @@ static int overlayfb_check_video_memory(struct pxafb_layer *ofb)
 
 static int overlayfb_set_par(struct fb_info *info)
 {
-       struct pxafb_layer *ofb = (struct pxafb_layer *)info;
+       struct pxafb_layer *ofb = container_of(info, struct pxafb_layer, fb);
        struct fb_var_screeninfo *var = &info->var;
        int xpos, ypos, pfor, bpp, ret;