set the preferred mode resolution to 1024 * 768 and maximum
resolution to 1920 * 1200.
Signed-off-by: Tian Tao <tiant...@hisilicon.com>
Signed-off-by: Gong junjie <gongjunj...@huawei.com>
---
drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c
b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c
index 6d98fdc..82fc7d3 100644
--- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c
+++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c
@@ -11,8 +11,10 @@
* Jianhua Li <lijian...@huawei.com>
*/
+#include <drm/drm_gem_vram_helper.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_probe_helper.h>
+#include <drm/drm_crtc_helper.h>
#include <drm/drm_print.h>
#include "hibmc_drm_drv.h"
@@ -20,7 +22,13 @@
static int hibmc_connector_get_modes(struct drm_connector *connector)
{
- return drm_add_modes_noedid(connector, 800, 600);
+ int count;
+
+ drm_connector_update_edid_property(connector, NULL);
+ count = drm_add_modes_noedid(connector, 1920, 1200);
+ drm_set_preferred_mode(connector, 1024, 768);
+
+ return count;
}
static enum drm_mode_status hibmc_connector_mode_valid(struct drm_connector
*connector,
--
2.7.4
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