Commit 2dad551c authored by Noralf Trønnes's avatar Noralf Trønnes Committed by Daniel Vetter

drm/fb-helper: Remove mention of CONFIG_FB_DEFERRED_IO in docs

This was forgotten to fixup in the latest version of the deferred_io
patch which made FB_DEFERRED_IO mandatory.
Signed-off-by: default avatarNoralf Trønnes <noralf@tronnes.org>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1462982962-10530-2-git-send-email-noralf@tronnes.org
parent 0f3e1561
...@@ -85,14 +85,14 @@ static LIST_HEAD(kernel_fb_helper_list); ...@@ -85,14 +85,14 @@ static LIST_HEAD(kernel_fb_helper_list);
* should call drm_fb_helper_single_add_all_connectors() followed by * should call drm_fb_helper_single_add_all_connectors() followed by
* drm_fb_helper_initial_config(). * drm_fb_helper_initial_config().
* *
* If CONFIG_FB_DEFERRED_IO is enabled and &drm_framebuffer_funcs ->dirty is * If &drm_framebuffer_funcs ->dirty is set, the
* set, the drm_fb_helper_{cfb,sys}_{write,fillrect,copyarea,imageblit} * drm_fb_helper_{cfb,sys}_{write,fillrect,copyarea,imageblit} functions will
* functions will accumulate changes and schedule &fb_helper .dirty_work to run * accumulate changes and schedule &drm_fb_helper ->dirty_work to run right
* right away. This worker then calls the dirty() function ensuring that it * away. This worker then calls the dirty() function ensuring that it will
* will always run in process context since the fb_*() function could be * always run in process context since the fb_*() function could be running in
* running in atomic context. If drm_fb_helper_deferred_io() is used as the * atomic context. If drm_fb_helper_deferred_io() is used as the deferred_io
* deferred_io callback it will also schedule dirty_work with the damage * callback it will also schedule dirty_work with the damage collected from the
* collected from the mmap page writes. * mmap page writes.
*/ */
/** /**
......
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