From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- drivers/gpu/drm/cirrus/Kconfig | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 drivers/gpu/drm/cirrus/Kconfig (limited to 'drivers/gpu/drm/cirrus/Kconfig') diff --git a/drivers/gpu/drm/cirrus/Kconfig b/drivers/gpu/drm/cirrus/Kconfig new file mode 100644 index 000000000..fc78c90ee --- /dev/null +++ b/drivers/gpu/drm/cirrus/Kconfig @@ -0,0 +1,18 @@ +config DRM_CIRRUS_QEMU + tristate "Cirrus driver for QEMU emulated device" + depends on DRM && PCI && MMU + select DRM_KMS_HELPER + select DRM_TTM + help + This is a KMS driver for emulated cirrus device in qemu. + It is *NOT* intended for real cirrus devices. This requires + the modesetting userspace X.org driver. + + Cirrus is obsolete, the hardware was designed in the 90ies + and can't keep up with todays needs. More background: + https://www.kraxel.org/blog/2014/10/qemu-using-cirrus-considered-harmful/ + + Better alternatives are: + - stdvga (DRM_BOCHS, qemu -vga std, default in qemu 2.2+) + - qxl (DRM_QXL, qemu -vga qxl, works best with spice) + - virtio (DRM_VIRTIO_GPU), qemu -vga virtio) -- cgit v1.2.3