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-rw-r--r--drivers/gpu/vga/Kconfig8
-rw-r--r--drivers/gpu/vga/vgaarb.c2
2 files changed, 9 insertions, 1 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
8 are accessed at same time they need some kind of coordination. Please 8 are accessed at same time they need some kind of coordination. Please
9 see Documentation/vgaarbiter.txt for more details. Select this to 9 see Documentation/vgaarbiter.txt for more details. Select this to
10 enable VGA arbiter. 10 enable VGA arbiter.
11
12config VGA_ARB_MAX_GPUS
13 int "Maximum number of GPUs"
14 default 16
15 depends on VGA_ARB
16 help
17 Reserves space in the kernel to maintain resource locking for
18 multiple GPUS. The overhead for each GPU is very small.
diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
index ba7fa9ee54dc..325a53364211 100644
--- a/drivers/gpu/vga/vgaarb.c
+++ b/drivers/gpu/vga/vgaarb.c
@@ -688,7 +688,7 @@ EXPORT_SYMBOL(vga_client_register);
688 * the arbiter. 688 * the arbiter.
689 */ 689 */
690 690
691#define MAX_USER_CARDS 16 691#define MAX_USER_CARDS CONFIG_VGA_ARB_MAX_GPUS
692#define PCI_INVALID_CARD ((struct pci_dev *)-1UL) 692#define PCI_INVALID_CARD ((struct pci_dev *)-1UL)
693 693
694/* 694/*