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| author | Linus Walleij <linusw@kernel.org> | 2026-06-30 18:05:56 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@armlinux.org.uk> | 2026-08-05 16:48:11 +0100 |
| commit | bb3b2cfeb206f5b10b859e134651b54120e3f530 (patch) | |
| tree | 6717fcea088ba5c5f15002a48101fa2537135bf2 /drivers/gpu/vga/Kconfig | |
| download | linux-stable-bb3b2cfeb206f5b10b859e134651b54120e3f530.tar.gz linux-stable-bb3b2cfeb206f5b10b859e134651b54120e3f530.zip | |
ARM: 9480/1: entry: expand comment in __switch_tografted
As per discussion between the developers in the mail thread
linked, expand the comment in __switch_to so that readers
of the code understand what is going on.
Suggested-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Linus Walleij <linusw@kernel.org>>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Diffstat (limited to 'drivers/gpu/vga/Kconfig')
| -rw-r--r-- | drivers/gpu/vga/Kconfig | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpu/vga/Kconfig b/drivers/gpu/vga/Kconfig new file mode 100644 index 000000000..eb8b14ab2 --- /dev/null +++ b/drivers/gpu/vga/Kconfig @@ -0,0 +1,14 @@ +# SPDX-License-Identifier: GPL-2.0-only +config VGA_SWITCHEROO + bool "Laptop Hybrid Graphics - GPU switching support" + depends on X86 + depends on ACPI + depends on PCI + depends on (FRAMEBUFFER_CONSOLE=n || FB=y) + select VGA_ARB + help + Many laptops released in 2008/9/10 have two GPUs with a multiplexer + to switch between them. This adds support for dynamic switching when + X isn't running and delayed switching until the next logoff. This + feature is called hybrid graphics, ATI PowerXpress, and Nvidia + HybridPower. |