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authorFlorian Tobias Schandinat2011-04-23 23:52:45 +0000
committerFlorian Tobias Schandinat2011-04-23 23:52:45 +0000
commit2946294f9aa734efc5873ea2f34131d0a8c0f89a (patch)
tree7c1ddd28ec675caf9338e88b5433bd47deda3d8e /drivers/video/Kconfig
parent4d9fd0b72cd80624f9f5c6a4c69c503615bec370 (diff)
viafb: add X server compatibility mode
This patch adds a config option to be compatible with X servers like OpenChrome. This is required as for example the X server does not handle things like disabled IGAs/PLLs resulting in a potential freeze on X startup. With this option disabled we can provide some nice features like power management and not reinitializing the hardware on every mode switch (taking long time, causing flickering). Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Diffstat (limited to 'drivers/video/Kconfig')
-rw-r--r--drivers/video/Kconfig11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index 6bafb51bb437..4923b5ec0201 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -1607,6 +1607,17 @@ config FB_VIA_DIRECT_PROCFS
correct output device configuration.
Its use is strongly discouraged.
+config FB_VIA_X_COMPATIBILITY
+ bool "X server compatibility"
+ depends on FB_VIA
+ default n
+ help
+ This option reduces the functionality (power saving, ...) of the
+ framebuffer to avoid negative impact on the OpenChrome X server.
+ If you use any X server other than fbdev you should enable this
+ otherwise it should be safe to disable it and allow using all
+ features.
+
endif
config FB_NEOMAGIC