int omapdss_default_get_recommended_bpp(struct omap_dss_device *dssdev)
{
switch (dssdev->type) {
case OMAP_DISPLAY_TYPE_DPI:
if (dssdev->phy.dpi.data_lines == 24)
return 24;
else
return 16;
case OMAP_DISPLAY_TYPE_DBI:
if (dssdev->ctrl.pixel_size == 24)
return 24;
else
return 16;
case OMAP_DISPLAY_TYPE_DSI:
if (dsi_get_pixel_size(dssdev->panel.dsi_pix_fmt) > 16)
return 24;
else
return 16;
case OMAP_DISPLAY_TYPE_VENC:
case OMAP_DISPLAY_TYPE_SDI:
case OMAP_DISPLAY_TYPE_HDMI:
case OMAP_DISPLAY_TYPE_DVI:
return 24;
default:
BUG();
return 0;
}
}
/* Checks if replication logic should be used. Only use for active matrix,
* when overlay is in RGB12U or RGB16 mode, and LCD interface is
* 18bpp or 24bpp */
bool dss_use_replication(struct omap_dss_device *dssdev,
enum omap_color_mode mode)
{
int bpp;
if (mode != OMAP_DSS_COLOR_RGB12U && mode != OMAP_DSS_COLOR_RGB16)
return false;
if (dssdev->type == OMAP_DISPLAY_TYPE_DPI &&
(dssdev->panel.config & OMAP_DSS_LCD_TFT) == 0)
return false;
switch (dssdev->type) {
case OMAP_DISPLAY_TYPE_DPI:
bpp = dssdev->phy.dpi.data_lines;
break;
case OMAP_DISPLAY_TYPE_HDMI:
case OMAP_DISPLAY_TYPE_VENC:
case OMAP_DISPLAY_TYPE_SDI:
bpp = 24;
break;
case OMAP_DISPLAY_TYPE_DBI:
bpp = dssdev->ctrl.pixel_size;
break;
case OMAP_DISPLAY_TYPE_DSI:
bpp = dsi_get_pixel_size(dssdev->panel.dsi_pix_fmt);
break;
default:
BUG();
}
return bpp > 16;
}
