UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

drm: exynos: fix for loosing display mode header during mode adjustment 

This patch is to preserve the display mode header during the mode adjustment.
Display mode header is overwritten with the adjusted mode header which is
throwing the stack dump.

Signed-off-by: Rahul Sharma <rahul.sharma@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
This commit is contained in:
Rahul Sharma 2012-11-20 16:58:26 +05:30 committed by Inki Dae
parent 3dc5fa9a15
commit a3f9bcab50
1 changed files with 9 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/gpu/drm/exynos/exynos_hdmi.c
View File

@ -1979,9 +1979,18 @@ static void hdmi_mode_fixup(void *ctx, struct drm_connector *connector,
index = hdmi_v14_conf_index(m);
if (index >= 0) {
struct drm_mode_object base;
struct list_head head;
DRM_INFO("desired mode doesn't exist so\n");
DRM_INFO("use the most suitable mode among modes.\n");
/* preserve display mode header while copying. */
head = adjusted_mode->head;
base = adjusted_mode->base;
memcpy(adjusted_mode, m, sizeof(*m));
adjusted_mode->head = head;
adjusted_mode->base = base;
break;
}
}