return -EINVAL;
}
+static int dss_mode_to_fb_mode(enum omap_color_mode dssmode,
+ struct fb_var_screeninfo *var)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(omapfb_colormodes); ++i) {
+ struct omapfb_colormode *mode = &omapfb_colormodes[i];
+ if (dssmode == mode->dssmode) {
+ assign_colormode_to_var(var, mode);
+ return 0;
+ }
+ }
+ return -ENOENT;
+}
+
void set_fb_fix(struct fb_info *fbi)
{
struct fb_fix_screeninfo *fix = &fbi->fix;
return omapfb_alloc_fbmem(fbi, size, paddr);
}
+static enum omap_color_mode fb_format_to_dss_mode(enum omapfb_color_format format)
+{
+ enum omap_color_mode mode;
+
+ switch (format) {
+ case OMAPFB_COLOR_RGB565:
+ mode = OMAP_DSS_COLOR_RGB16;
+ break;
+ case OMAPFB_COLOR_YUV422:
+ mode = OMAP_DSS_COLOR_YUV2;
+ break;
+ case OMAPFB_COLOR_CLUT_8BPP:
+ mode = OMAP_DSS_COLOR_CLUT8;
+ break;
+ case OMAPFB_COLOR_CLUT_4BPP:
+ mode = OMAP_DSS_COLOR_CLUT4;
+ break;
+ case OMAPFB_COLOR_CLUT_2BPP:
+ mode = OMAP_DSS_COLOR_CLUT2;
+ break;
+ case OMAPFB_COLOR_CLUT_1BPP:
+ mode = OMAP_DSS_COLOR_CLUT1;
+ break;
+ case OMAPFB_COLOR_RGB444:
+ mode = OMAP_DSS_COLOR_RGB12U;
+ break;
+ case OMAPFB_COLOR_YUY422:
+ mode = OMAP_DSS_COLOR_UYVY;
+ break;
+ case OMAPFB_COLOR_ARGB16:
+ mode = OMAP_DSS_COLOR_ARGB16;
+ break;
+ case OMAPFB_COLOR_RGB24U:
+ mode = OMAP_DSS_COLOR_RGB24U;
+ break;
+ case OMAPFB_COLOR_RGB24P:
+ mode = OMAP_DSS_COLOR_RGB24P;
+ break;
+ case OMAPFB_COLOR_ARGB32:
+ mode = OMAP_DSS_COLOR_ARGB32;
+ break;
+ case OMAPFB_COLOR_RGBA32:
+ mode = OMAP_DSS_COLOR_RGBA32;
+ break;
+ case OMAPFB_COLOR_RGBX32:
+ mode = OMAP_DSS_COLOR_RGBX32;
+ break;
+ default:
+ mode = -EINVAL;
+ }
+
+ return mode;
+}
+
static int omapfb_parse_vram_param(const char *param, int max_entries,
unsigned long *sizes, unsigned long *paddrs)
{
}
var->nonstd = 0;
+ var->bits_per_pixel = 0;
var->rotate = ofbi->rotation;
+ /*
+ * Check if there is a default color format set in the board file,
+ * and use this format instead the default deducted from the
+ * display bpp.
+ */
+ if (fbdev->dev->platform_data) {
+ struct omapfb_platform_data *opd;
+ int id = ofbi->id;
+
+ opd = fbdev->dev->platform_data;
+ if (opd->mem_desc.region[id].format_used) {
+ enum omap_color_mode mode;
+ enum omapfb_color_format format;
+
+ format = opd->mem_desc.region[id].format;
+ mode = fb_format_to_dss_mode(format);
+ if (mode < 0) {
+ r = mode;
+ goto err;
+ }
+ r = dss_mode_to_fb_mode(mode, var);
+ if (r < 0)
+ goto err;
+ }
+ }
+
if (display) {
u16 w, h;
display->get_resolution(display, &w, &h);
var->xres_virtual = var->xres;
var->yres_virtual = var->yres;
- switch (display->get_recommended_bpp(display)) {
- case 16:
- var->bits_per_pixel = 16;
- break;
- case 24:
- var->bits_per_pixel = 32;
- break;
- default:
- dev_err(fbdev->dev, "illegal display bpp\n");
- return -EINVAL;
+ if (!var->bits_per_pixel) {
+ switch (display->get_recommended_bpp(display)) {
+ case 16:
+ var->bits_per_pixel = 16;
+ break;
+ case 24:
+ var->bits_per_pixel = 32;
+ break;
+ default:
+ dev_err(fbdev->dev, "illegal display bpp\n");
+ return -EINVAL;
+ }
}
} else {
/* if there's no display, let's just guess some basic values */
var->yres = 240;
var->xres_virtual = var->xres;
var->yres_virtual = var->yres;
- var->bits_per_pixel = 16;
+ if (!var->bits_per_pixel)
+ var->bits_per_pixel = 16;
}
r = check_fb_var(fbi, var);