[PATCH] offb: add support for framebuffer handoff to offb.
DORMANTno replies
From: Dave Airlie <airlied@gmail.com>
Date: 2009-10-27 10:38:00
Subsystem:
framebuffer layer, the rest · Maintainers:
Helge Deller, Linus Torvalds
From: Dave Airlie <airlied@redhat.com> This allows offb to be used for initial framebuffer, and a kms driver to take over later in the boot sequence. Signed-off-by: Dave Airlie <airlied@redhat.com> --- drivers/video/offb.c | 15 ++++++++++++++- 1 files changed, 14 insertions(+), 1 deletions(-)
diff --git a/drivers/video/offb.c b/drivers/video/offb.c
index 4d8c54c..b043ac8 100644
--- a/drivers/video/offb.c
+++ b/drivers/video/offb.c@@ -282,8 +282,17 @@ static int offb_set_par(struct fb_info *info) return 0; } +static void offb_destroy(struct fb_info *info) +{ + if (info->screen_base) + iounmap(info->screen_base); + release_mem_region(info->aperture_base, info->aperture_size); + framebuffer_release(info); +} + static struct fb_ops offb_ops = { .owner = THIS_MODULE, + .fb_destroy = offb_destroy, .fb_setcolreg = offb_setcolreg, .fb_set_par = offb_set_par, .fb_blank = offb_blank,
@@ -482,10 +491,14 @@ static void __init offb_init_fb(const char *name, const char *full_name, var->sync = 0; var->vmode = FB_VMODE_NONINTERLACED; + /* set offb aperture size for generic probing */ + info->aperture_base = address; + info->aperture_size = fix->smem_len; + info->fbops = &offb_ops; info->screen_base = ioremap(address, fix->smem_len); info->pseudo_palette = (void *) (info + 1); - info->flags = FBINFO_DEFAULT | foreign_endian; + info->flags = FBINFO_DEFAULT | FBINFO_MISC_FIRMWARE | foreign_endian; fb_alloc_cmap(&info->cmap, 256, 0);
--
1.6.5.rc2
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