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lvgl: remove support for the SDL backend 

This backend depends on libsdl2, a library we don't include in our default
images. Even when this library is included, the LVGL demo doesn't work properly
when using the SDL backend on any of our platforms, so remove it.

https://onedigi.atlassian.net/browse/DEL-9925

Signed-off-by: Gabriel Valcazar <gabriel.valcazar@digi.com>
This commit is contained in:
Gabriel Valcazar 2026-03-12 14:30:31 +01:00
parent c360c9b757
commit e3df152ccd
2 changed files with 0 additions and 17 deletions
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10
meta-digi-dey/recipes-graphics/lvgl/lv-conf.inc
View File

@ -9,7 +9,6 @@ PACKAGECONFIG[drm] = ",,libdrm"
PACKAGECONFIG[fbdev] = ",,"
PACKAGECONFIG[gridnav] = ",,"
PACKAGECONFIG[thorvg] = ",,"
PACKAGECONFIG[sdl] = ",,virtual/libsdl2 libsdl2-image"
PACKAGECONFIG[wayland] = ",,libxkbcommon wayland wayland-native,weston weston-init"
# Add libdrm include if drm is selected in PACKAGECONFIG
@ -21,12 +20,8 @@ LVGL_CONFIG_USE_EVDEV = "${@bb.utils.contains_any('PACKAGECONFIG', 'drm fbdev',
LVGL_CONFIG_USE_FBDEV = "${@bb.utils.contains('PACKAGECONFIG', 'fbdev', '1', '0', d)}"
LVGL_CONFIG_USE_SDL = "${@bb.utils.contains('PACKAGECONFIG', 'sdl', '1', '0', d)}"
LVGL_CONFIG_USE_WAYLAND = "${@bb.utils.contains('PACKAGECONFIG', 'wayland', '1', '0', d)}"
LVGL_CONFIG_SDL_FULLSCREEN ?= "0"
LVGL_CONFIG_LV_MEM_CUSTOM ?= "0"
LVGL_CONFIG_LV_MEM_SIZE ?= "(64 * 1024U)"
LVGL_CONFIG_LV_COLOR_DEPTH ?= "32"
@ -67,11 +62,6 @@ do_configure:append() {
\
-e "s|^([[:space:]]*#define LV_USE_LINUX_FBDEV[[:space:]]).*|\1${LVGL_CONFIG_USE_FBDEV}|" \
\
-e "s|^([[:space:]]*#define LV_USE_SDL[[:space:]]).*|\1${LVGL_CONFIG_USE_SDL}|" \
-e "s|^([[:space:]]*#define LV_USE_DRAW_SDL[[:space:]]).*|\1${LVGL_CONFIG_USE_SDL}|" \
-e "s|^([[:space:]]*#define LV_SDL_BUF_COUNT[[:space:]]).*|\1 2|" \
-e "s|^([[:space:]]*#define LV_SDL_FULLSCREEN[[:space:]]).*|\1${LVGL_CONFIG_SDL_FULLSCREEN}|" \
\
-e "s|^([[:space:]]*#define LV_USE_WAYLAND[[:space:]]).*|\1${LVGL_CONFIG_USE_WAYLAND}|" \
\
-e "s|^([[:space:]]*#define LV_COLOR_DEPTH[[:space:]]).*|\1${LVGL_CONFIG_LV_COLOR_DEPTH}|" \

7
meta-digi-dey/recipes-graphics/lvgl/lvgl-demo_9.3.0.bb
View File

@ -47,13 +47,6 @@ S = "${WORKDIR}/git"
LVGL_DEMO_ENV ?= "DISPLAY=:0.0 XDG_RUNTIME_DIR=/run/user/0 WAYLAND_DISPLAY=\$\{DEMO_DISPLAY\}"
LVGL_DEMO_ENV:ccimx6ul ?= ""
do_configure:prepend() {
if [ "${LVGL_CONFIG_USE_SDL}" -eq 1 ] ; then
# Add libsdl build dependency, SDL2_image has no cmake file
sed -i '/^target_link_libraries/ s@pthread@& SDL2_image@' "${S}/CMakeLists.txt"
fi
}
do_install:append() {
install -d ${D}${bindir}
install -m 0755 ${S}/bin/main ${D}${bindir}/lvgl-demo