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path: root/drivers/video/omap2/omapfb/omapfb-main.c
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Diffstat (limited to 'drivers/video/omap2/omapfb/omapfb-main.c')
-rw-r--r--drivers/video/omap2/omapfb/omapfb-main.c32
1 files changed, 30 insertions, 2 deletions
diff --git a/drivers/video/omap2/omapfb/omapfb-main.c b/drivers/video/omap2/omapfb/omapfb-main.c
index fc671d3d8004..b103793516db 100644
--- a/drivers/video/omap2/omapfb/omapfb-main.c
+++ b/drivers/video/omap2/omapfb/omapfb-main.c
@@ -1592,6 +1592,20 @@ static int omapfb_allocate_all_fbs(struct omapfb2_device *fbdev)
return 0;
}
+static void omapfb_clear_fb(struct fb_info *fbi)
+{
+ const struct fb_fillrect rect = {
+ .dx = 0,
+ .dy = 0,
+ .width = fbi->var.xres_virtual,
+ .height = fbi->var.yres_virtual,
+ .color = 0,
+ .rop = ROP_COPY,
+ };
+
+ cfb_fillrect(fbi, &rect);
+}
+
int omapfb_realloc_fbmem(struct fb_info *fbi, unsigned long size, int type)
{
struct omapfb_info *ofbi = FB2OFB(fbi);
@@ -1661,6 +1675,8 @@ int omapfb_realloc_fbmem(struct fb_info *fbi, unsigned long size, int type)
goto err;
}
+ omapfb_clear_fb(fbi);
+
return 0;
err:
omapfb_free_fbmem(fbi);
@@ -1945,6 +1961,16 @@ static int omapfb_create_framebuffers(struct omapfb2_device *fbdev)
}
}
+ for (i = 0; i < fbdev->num_fbs; i++) {
+ struct fb_info *fbi = fbdev->fbs[i];
+ struct omapfb_info *ofbi = FB2OFB(fbi);
+
+ if (ofbi->region->size == 0)
+ continue;
+
+ omapfb_clear_fb(fbi);
+ }
+
DBG("fb_infos initialized\n");
for (i = 0; i < fbdev->num_fbs; i++) {
@@ -2353,6 +2379,7 @@ static int __init omapfb_probe(struct platform_device *pdev)
struct omap_overlay *ovl;
struct omap_dss_device *def_display;
struct omap_dss_device *dssdev;
+ struct omap_dss_device *ovl_device;
DBG("omapfb_probe\n");
@@ -2426,8 +2453,9 @@ static int __init omapfb_probe(struct platform_device *pdev)
/* gfx overlay should be the default one. find a display
* connected to that, and use it as default display */
ovl = omap_dss_get_overlay(0);
- if (ovl->manager && ovl->manager->device) {
- def_display = ovl->manager->device;
+ ovl_device = ovl->get_device(ovl);
+ if (ovl_device) {
+ def_display = ovl_device;
} else {
dev_warn(&pdev->dev, "cannot find default display\n");
def_display = NULL;