path: root/drivers/gpu/vga/Kconfig
diff options
authorMike Travis <>2010-02-02 17:45:01 -0800
committerH. Peter Anvin <>2010-02-05 15:02:47 -0800
commit36028f3383872eefb558a4aae4c12ec2b5fa640f (patch)
treec6716b619537d54991d17bd4296f9e3bd194086e /drivers/gpu/vga/Kconfig
parent773a38dbdad03474c5ee235f7d9bf9f51c9e3c2b (diff)
vgaarb: Add user selectability of the number of GPUS in a system
Update the VGA Arbiter to allow the user to select the number of GPU's supported in a system. v2: simplify setting of MAX_USER_CARDS, revert back to original default of 16 Signed-off-by: Mike Travis <> LKML-Reference: <> Cc: Thomas Gleixner <> Cc: Robin Holt <> Cc: Jack Steiner <> Cc: Ingo Molnar <> Cc: Jesse Barnes <> Cc: David Airlie <> Signed-off-by: Andrew Morton <> Signed-off-by: H. Peter Anvin <>
Diffstat (limited to 'drivers/gpu/vga/Kconfig')
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/vga/Kconfig b/drivers/gpu/vga/Kconfig
index 790e675b13eb..0920492cea0a 100644
--- a/drivers/gpu/vga/Kconfig
+++ b/drivers/gpu/vga/Kconfig
@@ -8,3 +8,11 @@ config VGA_ARB
are accessed at same time they need some kind of coordination. Please
see Documentation/vgaarbiter.txt for more details. Select this to
enable VGA arbiter.
+ int "Maximum number of GPUs"
+ default 16
+ depends on VGA_ARB
+ help
+ Reserves space in the kernel to maintain resource locking for
+ multiple GPUS. The overhead for each GPU is very small.