diff options
| author |   Benjamin Gaignard <benjamin.gaignard@linaro.org> | 2017-07-12 18:28:11 +0200 |
|---|---|---|
| committer |   Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> | 2017-07-12 18:28:11 +0200 |
| commit | 4c99ceda0d067c06f228a27b6870f548d3218cc6 (patch) | |
| tree | 1227a534053aca270657f17e660a28c16b026b48 /drivers/video | |
| parent | atyfb: hide unused variable (diff) | |
| download | wireguard-linux-4c99ceda0d067c06f228a27b6870f548d3218cc6.tar.xz wireguard-linux-4c99ceda0d067c06f228a27b6870f548d3218cc6.zip | |
fbdev: make get_fb_unmapped_area depends of !MMU
Even if CONFIG_FB_PROVIDE_GET_FB_UNMAPPED_AREA flag is selected
do not compile and use get_fb_unmapped_area() if CONFIG_MMU is
also set. This will avoid mmap errors when compiling multi
architectures at same time.
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Noralf Trønnes <noralf@tronnes.org>
Cc: Emil Velikov <emil.l.velikov@gmail.com>
Cc: Yannick Fertre <yannick.fertre@st.com>
Cc: Eric Engestrom <eric.engestrom@imgtec.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/fbdev/core/fbmem.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/video/fbdev/core/fbmem.c b/drivers/video/fbdev/core/fbmem.c index 069fe7960df1..f20c5d23483c 100644 --- a/drivers/video/fbdev/core/fbmem.c +++ b/drivers/video/fbdev/core/fbmem.c @@ -1492,7 +1492,7 @@ __releases(&info->lock) return 0; } -#ifdef CONFIG_FB_PROVIDE_GET_FB_UNMAPPED_AREA +#if defined(CONFIG_FB_PROVIDE_GET_FB_UNMAPPED_AREA) && !defined(CONFIG_MMU) unsigned long get_fb_unmapped_area(struct file *filp, unsigned long addr, unsigned long len, unsigned long pgoff, unsigned long flags) @@ -1519,7 +1519,8 @@ static const struct file_operations fb_fops = { .open = fb_open, .release = fb_release, #if defined(HAVE_ARCH_FB_UNMAPPED_AREA) || \ - defined(CONFIG_FB_PROVIDE_GET_FB_UNMAPPED_AREA) + (defined(CONFIG_FB_PROVIDE_GET_FB_UNMAPPED_AREA) && \ + !defined(CONFIG_MMU)) .get_unmapped_area = get_fb_unmapped_area, #endif #ifdef CONFIG_FB_DEFERRED_IO |