diff options
Diffstat (limited to 'meta-rcar-gen2/recipes-graphics/wayland/weston/weston-workaround-to-avoid-segfault-on-hotplug-event.patch')
| -rw-r--r-- | meta-rcar-gen2/recipes-graphics/wayland/weston/weston-workaround-to-avoid-segfault-on-hotplug-event.patch | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/meta-rcar-gen2/recipes-graphics/wayland/weston/weston-workaround-to-avoid-segfault-on-hotplug-event.patch b/meta-rcar-gen2/recipes-graphics/wayland/weston/weston-workaround-to-avoid-segfault-on-hotplug-event.patch deleted file mode 100644 index 9bf5752..0000000 --- a/meta-rcar-gen2/recipes-graphics/wayland/weston/weston-workaround-to-avoid-segfault-on-hotplug-event.patch +++ /dev/null @@ -1,81 +0,0 @@ -From be437c6b27a2c6b83b2e60e30e5f0cdcbda28ad0 Mon Sep 17 00:00:00 2001 -From: Yannick Gicquel <yannick.gicquel@iot.bzh> -Date: Fri, 6 Nov 2015 09:01:43 +0100 -Subject: [PATCH] weston: workaround to avoid segfault on hotplug event - -When user unplug/replug a monitor, HDMI link for example, -weston segfault while calling gbm_surface_destroy from -drm_output_destroy function. - -This workaround basically disable the output destroy -mechanism on unplug/replug event callbacks. It also force -the compositor to do a pageflip in order to refresh the -output when it is connected back. - -All this workaround is under "KEEP_OUTPUTS_ON_HOTPLUG" -compilation flag, which can be disable if required. - -Signed-off-by: Yannick Gicquel <yannick.gicquel@iot.bzh> -Signed-off-by: Manuel Bachmann <mbc@iot.bzh> ---- - src/compositor-drm.c | 22 ++++++++++++++++++++++ - 1 file changed, 22 insertions(+) - -diff --git a/src/compositor-drm.c b/src/compositor-drm.c -index 2087c93..21b7776 100644 ---- a/src/compositor-drm.c -+++ b/src/compositor-drm.c -@@ -56,6 +56,12 @@ - #define DRM_CAP_TIMESTAMP_MONOTONIC 0x6 - #endif - -+/* This allow weston to keep outputs when re-attached after -+ * a previous unplug event. Comment line below to fallback -+ * to initial behavior. -+ */ -+#define KEEP_OUTPUTS_ON_HOTPLUG -+ - static int option_current_mode = 0; - - enum output_config { -@@ -2383,6 +2389,11 @@ create_outputs(struct drm_compositor *ec, uint32_t option_connector, - return 0; - } - -+#if defined(KEEP_OUTPUTS_ON_HOTPLUG) -+static void -+drm_compositor_set_modes(struct drm_compositor *compositor); -+#endif -+ - static void - update_outputs(struct drm_compositor *ec, struct udev_device *drm_device) - { -@@ -2443,14 +2454,25 @@ update_outputs(struct drm_compositor *ec, struct udev_device *drm_device) - disconnects &= ~(1 << output->connector_id); - weston_log("connector %d disconnected\n", - output->connector_id); -+#if !defined(KEEP_OUTPUTS_ON_HOTPLUG) - drm_output_destroy(&output->base); -+#endif - } - } - } - -+#if defined(KEEP_OUTPUTS_ON_HOTPLUG) -+ /* This refresh the display when connector is plugged back */ -+ wl_list_for_each_safe(output, next, &ec->base.output_list, -+ base.link) { -+ /* FIXME: following is required only on 'connected' event. */ -+ drm_compositor_set_modes(ec); -+ } -+#else - /* FIXME: handle zero outputs, without terminating */ - if (ec->connector_allocator == 0) - wl_display_terminate(ec->base.wl_display); -+#endif - } - - static int --- -1.9.1 - |