NorwayFun
/
efl
forked from enlightenment/efl
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

evas-drm: Remove all async_page_flip options/references 

Async page flip can cause tearing, is not supported on all cards, and
apparently requires a specific libdrm patchlevel...in general, more
trouble than it's worth, so let's just remove it.

@bugfix

Signed-off-by: Chris Michael <cp.michael@samsung.com>
This commit is contained in:
Chris Michael 2014-04-04 07:51:06 +01:00
parent c208f43814
commit 1005cd8f89
2 changed files with 2 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
src/modules/evas/engines/drm/evas_drm.c
View File

@ -479,11 +479,6 @@ evas_drm_outbuf_setup(Outbuf *ob)
ob->priv.ctx.page_flip_handler = _evas_drm_outbuf_page_flip;
/* ob->priv.ctx.vblank_handler = _evas_drm_outbuf_vblank; */
/* check if this card supports async page flipping */
ob->priv.use_async_page_flip = EINA_FALSE;
if ((drmGetCap(ob->priv.fd, DRM_CAP_ASYNC_PAGE_FLIP, &dumb)) || (dumb))
ob->priv.use_async_page_flip = EINA_TRUE;
/* try to get drm resources */
if (!(res = drmModeGetResources(ob->priv.fd)))
{
@ -731,14 +726,8 @@ evas_drm_framebuffer_send(Outbuf *ob, Buffer *buffer)
if (ob->vsync)
{
unsigned int flags = 0;
flags = DRM_MODE_PAGE_FLIP_EVENT;
if (ob->priv.use_async_page_flip) flags |= DRM_MODE_PAGE_FLIP_ASYNC;
ret = drmModePageFlip(ob->priv.fd, ob->priv.crtc,
buffer->fb, flags, ob);
if (ret)
if (drmModePageFlip(ob->priv.fd, ob->priv.crtc,
buffer->fb, DRM_MODE_PAGE_FLIP_EVENT, ob) < 0)
{
ERR("Cannot flip crtc for connector %u: %m", ob->priv.conn);
return EINA_FALSE;

2
src/modules/evas/engines/drm/evas_engine.h
View File

@ -117,8 +117,6 @@ struct _Outbuf
drmEventContext ctx;
Eina_Bool pending_flip : 1;
Eina_Bool use_async_page_flip : 1;
Eina_List *pending_writes;
Eina_List *planes;