From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by ozlabs.org (Postfix) with ESMTP id 98D8AB6F1B for ; Mon, 7 Dec 2009 17:02:55 +1100 (EST) From: Dave Airlie To: linuxppc-dev@ozlabs.org Subject: [PATCH] offb: add support for framebuffer handoff to offb. Date: Mon, 7 Dec 2009 16:01:26 +1000 Message-Id: <1260165686-29951-1-git-send-email-airlied@gmail.com> Cc: Dave Airlie List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Dave Airlie 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 --- 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