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Create drmmode_crtc_wait_pending_event helper macro

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Preparation for following change, no functional change intended yet.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Michel Dänzer
2017-07-28 12:28:53 +09:00
committed by Michel Dänzer
parent 99f1d7a474
commit f87acdbfb1
1 changed files with 10 additions and 4 deletions
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14
src/drmmode_display.c
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@@ -99,6 +99,14 @@ RADEONZaphodStringMatches(ScrnInfoPtr pScrn, const char *s, char *output_name)
return FALSE;
}
/* Wait for the boolean condition to be FALSE */
#define drmmode_crtc_wait_pending_event(drmmode_crtc, fd, condition) \
do {} while ((condition) && \
drmHandleEvent(fd, &drmmode_crtc->drmmode->event_context) \
> 0);
static PixmapPtr drmmode_create_bo_pixmap(ScrnInfoPtr pScrn,
int width, int height,
int depth, int bpp,
@@ -951,10 +959,8 @@ drmmode_set_mode_major(xf86CrtcPtr crtc, DisplayModePtr mode,
goto done;
}
/* Wait for any pending flip to finish */
do {} while (drmmode_crtc->flip_pending &&
drmHandleEvent(pRADEONEnt->fd,
&drmmode->event_context) > 0);
drmmode_crtc_wait_pending_event(drmmode_crtc, pRADEONEnt->fd,
drmmode_crtc->flip_pending);
if (drmModeSetCrtc(pRADEONEnt->fd,
drmmode_crtc->mode_crtc->crtc_id,