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For st7789v IC, when we need continuous full screen refresh, it is best to wait for the tearing effect line signal to arrive to avoid screen tearing. Signed-off-by: Carlis <zhangxuezhi1@yulong.com> Link: https://lore.kernel.org/r/1612706517-124617-1-git-send-email-zhangxuezhi3@gmail.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
FBTFT ========= Linux Framebuffer drivers for small TFT LCD display modules. The module 'fbtft' makes writing drivers for some of these displays very easy. Development is done on a Raspberry Pi running the Raspbian "wheezy" distribution. INSTALLATION Download kernel sources From Linux 3.15 cd drivers/video/fbdev/fbtft git clone https://github.com/notro/fbtft.git Add to drivers/video/fbdev/Kconfig: source "drivers/video/fbdev/fbtft/Kconfig" Add to drivers/video/fbdev/Makefile: obj-y += fbtft/ Before Linux 3.15 cd drivers/video git clone https://github.com/notro/fbtft.git Add to drivers/video/Kconfig: source "drivers/video/fbtft/Kconfig" Add to drivers/video/Makefile: obj-y += fbtft/ Enable driver(s) in menuconfig and build the kernel See wiki for more information: https://github.com/notro/fbtft/wiki Source: https://github.com/notro/fbtft/