static int s3cfb_setcolreg(unsigned int regno, unsigned int red, unsigned int green, unsigned int blue, unsigned int transp, struct fb_info *info)
{
struct s3c_fb_info *fbi = (struct s3c_fb_info *)info;
unsigned int val = 0;
switch (fbi->fb.fix.visual) {
case FB_VISUAL_TRUECOLOR:
if (regno < 16) {
unsigned int *pal = fbi->fb.pseudo_palette;
val = s3cfb_chan_to_field(red, fbi->fb.var.red);
val |= s3cfb_chan_to_field(green, fbi->fb.var.green);
val |= s3cfb_chan_to_field(blue, fbi->fb.var.blue);
pal[regno] = val;
}
break;
case FB_VISUAL_PSEUDOCOLOR:
if (regno < 256) {
val = ((red >> 0) & 0xf800);
val |= ((green >> 5) & 0x07e0);
val |= ((blue >> 11) & 0x001f);
s3cfb_update_palette(fbi, regno, val);
}
break;
default:
return 1; /* unknown type */
}
static int s3cfb_setcolreg(unsigned int regno, unsigned int red, unsigned int green, unsigned int blue, unsigned int transp, struct fb_info *info)
{
s3c_fb_info_t *fbi = (s3c_fb_info_t *)info;
unsigned int val = 0;
switch (fbi->fb.fix.visual) {
case FB_VISUAL_TRUECOLOR:
if (regno < 16) {
unsigned int *pal = fbi->fb.pseudo_palette;
val = s3cfb_chan_to_field(red, fbi->fb.var.red);
val |= s3cfb_chan_to_field(green, fbi->fb.var.green);
val |= s3cfb_chan_to_field(blue, fbi->fb.var.blue);
pal[regno] = val;
}
break;
case FB_VISUAL_PSEUDOCOLOR:
if (regno < 256) {
// if (info->var.bits_per_pixel == 16) {
val = ((red >> 0) & 0xf800);
val |= ((green >> 5) & 0x07e0);
val |= ((blue >> 11) & 0x001f);
// } else if (info->var.bits_per_pixel == 24) {
// val = ((red << 8) & 0xff0000);
// val |= ((green >> 0) & 0xff00);
// val |= ((blue >> 8) & 0xff);
// }
DPRINTK("index = %d, val = 0x%08x\n", regno, val);
s3cfb_update_palette(fbi, regno, val);
}
break;
default:
return 1; /* unknown type */
}
static int s3cfb_setcolreg(unsigned int regno, unsigned int red, unsigned int green, unsigned int blue, unsigned int transp, struct fb_info *info)
{
s3cfb_info_t *fbi = (s3cfb_info_t *)info;
unsigned int val = 0;
switch (fbi->fb.fix.visual) {
case FB_VISUAL_TRUECOLOR:
if (regno < 16) {
/* Fake palette of 16 colors */
unsigned int *pal = fbi->fb.pseudo_palette;
val = s3cfb_chan_to_field(red, fbi->fb.var.red);
val |= s3cfb_chan_to_field(green, fbi->fb.var.green);
val |= s3cfb_chan_to_field(blue, fbi->fb.var.blue);
val |= s3cfb_chan_to_field(transp, fbi->fb.var.transp);
pal[regno] = val;
}
break;
case FB_VISUAL_PSEUDOCOLOR: /* This means that the color format isn't 16, 24, 28 bpp. */
/* S3C6410 has 256 palette entries */
if (regno < 256) {
/* When var.bits_per_pixel is 8bp, then WIN0's palette is always set as 16 bit */
val = ((red >> 0) & 0xf800);
val |= ((green >> 5) & 0x07e0);
val |= ((blue >> 11) & 0x001f);
DPRINTK("index = %d, val = 0x%08x\n", regno, val);
s3cfb_update_palette(fbi, regno, val);
}
break;
default:
return 1; /* unknown type */
}
