[Intel-gfx] [PATCH v5 05/13] drm/gma500: Use regular fbdev I/O helpers

Use the regular fbdev helpers for framebuffer I/O instead of DRM's helpers. Gma500 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 entirel

[Intel-gfx] [PATCH v5 05/13] drm/gma500: Use regular fbdev I/O helpers

Use the regular fbdev helpers for framebuffer I/O instead of DRM's helpers. Gma500 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 entirel