diff options
-rw-r--r-- | drivers/gpu/vga/Kconfig | 8 | ||||
-rw-r--r-- | drivers/gpu/vga/vgaarb.c | 2 |
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 | |||
12 | config 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 | /* |