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fbdev: Make fb-notify a no-op if CONFIG_FB=n

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There's no point in having support for framebuffer notifications
is CONFIG_FB is disabled. This commit adds the necessary stubs
for code to link properly when CONFIG_FB=n and moves fb-notify.o
to be built only when CONFIG_FB=y.

Signed-off-by: Ezequiel Garcia <[email protected]>
Signed-off-by: Tomi Valkeinen <[email protected]>
This commit is contained in:
Ezequiel Garcia 2015-11-25 00:11:48 -03:00 • committed by Tomi Valkeinen
commit 5ec9653806
3 changed files with 23 additions and 1 deletions
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4
drivers/video/fbdev/Kconfig
View file

@ -5,6 +5,7 @@
menuconfig FB
tristate "Support for frame buffer devices"
select FB_CMDLINE
select FB_NOTIFY
---help---
The frame buffer device provides an abstraction for the graphics
hardware. It represents the frame buffer of some video hardware and
@ -56,6 +57,9 @@ config FIRMWARE_EDID
config FB_CMDLINE
bool
config FB_NOTIFY
bool
config FB_DDC
tristate
depends on FB

2
drivers/video/fbdev/core/Makefile
View file

@ -1,5 +1,5 @@
obj-y += fb_notify.o
obj-$(CONFIG_FB_CMDLINE) += fb_cmdline.o
obj-$(CONFIG_FB_NOTIFY) += fb_notify.o
obj-$(CONFIG_FB) += fb.o
fb-y := fbmem.o fbmon.o fbcmap.o fbsysfs.o \
modedb.o fbcvt.o