[PATCH 6/7] drm/exynos: clear windows in mixer dpms off

2012-12-06 Thread Prathyush K
When mixer is turned off, we disable the clocks which will stop the dma. Now if we remove the current framebuffer, we cannot disable the overlay but the current framebuffer will still be freed. When mixer resumes, the dma will continue from where it left off and will throw a PAGE FAULT since the me

[PATCH 6/7] drm/exynos: clear windows in mixer dpms off

2012-12-06 Thread Prathyush K
When mixer is turned off, we disable the clocks which will stop the dma. Now if we remove the current framebuffer, we cannot disable the overlay but the current framebuffer will still be freed. When mixer resumes, the dma will continue from where it left off and will throw a PAGE FAULT since the me