From 4a2262c121130026306a36888f74f0736fc3fb1c Mon Sep 17 00:00:00 2001 From: Thomas Zimmermann Date: Tue, 30 May 2023 17:12:26 +0200 Subject: drm/msm: Use regular fbdev I/O helpers Use the regular fbdev helpers for framebuffer I/O instead of DRM's helpers. Msm does not use damage handling, so DRM's fbdev helpers are mere wrappers around the fbdev code. By using fbdev helpers directly within each DRM fbdev emulation, we can eventually remove DRM's wrapper functions entirely. Msm's fbdev emulation has been incomplete as it didn't implement damage handling. Partilly fix this by implementing damage handling for write and draw operation. It is still missing for mmaped pages. v4: * use initializer macros for struct fb_ops * partially support damage handling v2: * use FB_SYS_HELPERS option Signed-off-by: Thomas Zimmermann Reviewed-by: Dmitry Baryshkov Acked-by: Sam Ravnborg Cc: Rob Clark Cc: Abhinav Kumar Cc: Dmitry Baryshkov Cc: Sean Paul Link: https://patchwork.freedesktop.org/patch/msgid/20230530151228.22979-12-tzimmermann@suse.de --- drivers/gpu/drm/msm/Kconfig | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/gpu/drm/msm/Kconfig') diff --git a/drivers/gpu/drm/msm/Kconfig b/drivers/gpu/drm/msm/Kconfig index 85f5ab1d552c..a78662bd6273 100644 --- a/drivers/gpu/drm/msm/Kconfig +++ b/drivers/gpu/drm/msm/Kconfig @@ -21,6 +21,7 @@ config DRM_MSM select DRM_BRIDGE select DRM_PANEL_BRIDGE select DRM_SCHED + select FB_SYS_HELPERS if DRM_FBDEV_EMULATION select SHMEM select TMPFS select QCOM_SCM -- cgit v1.2.3