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authorHans de Goede <hdegoede@redhat.com>2016-06-03 14:38:50 +0200
committerHans de Goede <hdegoede@redhat.com>2016-06-03 14:38:50 +0200
commitd2e62df6e5d4f95d613c6862eb22d6e016fb9bed (patch)
treef7d451d1c1c1ce124fae77478f19fe733e5d219f /src
parent1da8a937be19e41c51a3d516bd98cee988bca44b (diff)
Properly cleanup fb for reverse-prime-offloadHEADmaster
drmmode_set_scanout_pixmap(pix) adds drmmod->fb_id through a call to drmmode_xf86crtc_resize(), but on a subsequent drmmode_set_scanout_pixmap(NULL) it would not remove the fb. This keeps the crtc marked as busy, which causes the dgpu to not being able to runtime suspend, after an output attached to the dgpu has been used once. Which causes burning through an additional 10W of power and the laptop to run quite hot. This commit adds the missing remove fb call, allowing the dgpu to runtime suspend after an external monitor has been plugged into the laptop. Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'src')
-rw-r--r--src/drmmode_display.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/src/drmmode_display.c b/src/drmmode_display.c
index b950f42..f326e46 100644
--- a/src/drmmode_display.c
+++ b/src/drmmode_display.c
@@ -680,10 +680,16 @@ drmmode_set_scanout_pixmap(xf86CrtcPtr crtc, PixmapPtr ppix)
PixmapPtr screenpix = screen->GetScreenPixmap(screen);
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(crtc->scrn);
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
+ drmmode_ptr drmmode = drmmode_crtc->drmmode;
int c, total_width = 0, max_height = 0, this_x = 0;
if (!ppix) {
- if (crtc->randr_crtc->scanout_pixmap)
+ if (crtc->randr_crtc->scanout_pixmap) {
PixmapStopDirtyTracking(crtc->randr_crtc->scanout_pixmap, screenpix);
+ if (drmmode && drmmode->fb_id) {
+ drmModeRmFB(drmmode->fd, drmmode->fb_id);
+ drmmode->fb_id = 0;
+ }
+ }
drmmode_crtc->scanout_pixmap_x = 0;
return TRUE;
}