[Buildroot] [PATCH 1/1] package/mesa3d: add option to build kmsro and zink Gallium drivers

[Buildroot] [PATCH 1/1] package/mesa3d: add option to build kmsro and zink Gallium drivers

[Fiona Klute via buildroot]

From: "Fiona Klute (WIWA)" <fiona.klute@gmx.de>

This allows using simple displays not directly connected to the GPU,
and platforms supported only via Vulkan.

Signed-off-by: Fiona Klute (WIWA) <fiona.klute@gmx.de>
---
 package/mesa3d/Config.in | 22 ++++++++++++++++++++++
 package/mesa3d/mesa3d.mk |  2 ++
 2 files changed, 24 insertions(+)

diff --git a/package/mesa3d/Config.in b/package/mesa3d/Config.in
index 7761b0a650..1a446cac49 100644
--- a/package/mesa3d/Config.in
+++ b/package/mesa3d/Config.in
@@ -140,6 +140,18 @@ config BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_LIMA
 	help
 	  Mesa driver for ARM Mali Utgard GPUs.
 
+config BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_KMSRO
+	bool "Gallium kmsro drivers"
+	depends on BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_ETNAVIV \
+		|| BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_FREEDRENO \
+		|| BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_LIMA \
+		|| BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_PANFROST \
+		|| BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_V3D \
+		|| BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_VC4
+	select BR2_PACKAGE_MESA3D_GALLIUM_DRIVER
+	help
+	  Mesa drivers for kernel mode-setting render-only devices
+
 config BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_NOUVEAU
 	bool "Gallium nouveau driver"
 	select BR2_PACKAGE_MESA3D_GALLIUM_DRIVER
@@ -262,6 +274,16 @@ config BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_VIRGL
 	  virgl is the 3D acceleration backend for the virtio-gpu
 	  shipping with qemu.
 
+config BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_ZINK
+	bool "Gallium zink driver"
+	select BR2_PACKAGE_MESA3D_GALLIUM_DRIVER
+	select BR2_PACKAGE_MESA3D_VULKAN_DRIVER
+	select BR2_PACKAGE_VULKAN_LOADER
+	help
+	  Zink is a Gallium driver that emits Vulkan API calls,
+	  providing OpenGL support on devices that only support
+	  Vulkan.
+
 config BR2_PACKAGE_MESA3D_VDPAU
 	bool "Gallium VDPAU state tracker"
 	depends on BR2_PACKAGE_XORG7
diff --git a/package/mesa3d/mesa3d.mk b/package/mesa3d/mesa3d.mk
index ce460c4475..2a0b3aefe6 100644
--- a/package/mesa3d/mesa3d.mk
+++ b/package/mesa3d/mesa3d.mk
@@ -99,6 +99,7 @@ MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_FREEDRENO) += freedre
 MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_I915)     += i915
 MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_IRIS)     += iris
 MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_LIMA)     += lima
+MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_KMSRO)    += kmsro
 MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_NOUVEAU)  += nouveau
 MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_PANFROST) += panfrost
 MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_R300)     += r300
@@ -110,6 +111,7 @@ MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_TEGRA)    += tegra
 MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_V3D)      += v3d
 MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_VC4)      += vc4
 MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_VIRGL)    += virgl
+MESA3D_GALLIUM_DRIVERS-$(BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_ZINK)     += zink
 # Vulkan Drivers
 MESA3D_VULKAN_DRIVERS-$(BR2_PACKAGE_MESA3D_VULKAN_DRIVER_BROADCOM) += broadcom
 MESA3D_VULKAN_DRIVERS-$(BR2_PACKAGE_MESA3D_VULKAN_DRIVER_INTEL)   += intel
-- 
2.47.2

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Re: [Buildroot] [PATCH 1/1] package/mesa3d: add option to build kmsro and zink Gallium drivers

[Thomas Petazzoni via buildroot]

On Fri, 24 Jan 2025 11:19:00 +0100
Fiona Klute via buildroot <buildroot@buildroot.org> wrote:

> From: "Fiona Klute (WIWA)" <fiona.klute@gmx.de>
> 
> This allows using simple displays not directly connected to the GPU,
> and platforms supported only via Vulkan.
> 
> Signed-off-by: Fiona Klute (WIWA) <fiona.klute@gmx.de>
> ---
>  package/mesa3d/Config.in | 22 ++++++++++++++++++++++
>  package/mesa3d/mesa3d.mk |  2 ++
>  2 files changed, 24 insertions(+)

Applied to master, thanks.

Thomas
-- 
Thomas Petazzoni, CTO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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