Add rotation and mirroring ops to writeback panel driver. Use these ops to
get/set wb info.
Signed-off-by: Archit Taneja <archit@xxxxxx>
---
drivers/video/omap2/dss/writeback.c | 79 +++++++++++++++++++++++++++++++++++
1 files changed, 79 insertions(+), 0 deletions(-)
diff --git a/drivers/video/omap2/dss/writeback.c b/drivers/video/omap2/dss/writeback.c
index 82d601c..215958e 100644
--- a/drivers/video/omap2/dss/writeback.c
+++ b/drivers/video/omap2/dss/writeback.c
@@ -287,9 +287,83 @@ static int writeback_panel_resume(struct omap_dss_device *dssdev)
return 0;
}
+static int writeback_panel_rotate(struct omap_dss_device *dssdev, u8 rotate)
+{
+ int r;
+ struct omap_dss_writeback *wb = dssdev->wbdev;
+ struct omap_dss_writeback_info info;
+
+ wb->get_wb_info(wb, &info);
+
+ info.rotation = rotate;
+
+ r = wb->set_wb_info(wb, &info);
+ if (r) {
+ dev_err(&dssdev->dev, "failed to set rotation %d\n", rotate);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static u8 writeback_panel_get_rotate(struct omap_dss_device *dssdev)
+{
+ struct omap_dss_writeback *wb = dssdev->wbdev;
+ struct omap_dss_writeback_info info;
+
+ wb->get_wb_info(wb, &info);
+
+ return info.rotation;
+}
+
+static int writeback_panel_mirror(struct omap_dss_device *dssdev, bool mirror)
+{
+ int r;
+ struct omap_dss_writeback *wb = dssdev->wbdev;
+ struct omap_dss_writeback_info info;
+
+ wb->get_wb_info(wb, &info);
+
+ info.mirror = mirror;
+
+ r = wb->set_wb_info(wb, &info);
+ if (r) {
+ dev_err(&dssdev->dev, "failed to set mirror %d\n", mirror);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static bool writeback_panel_get_mirror(struct omap_dss_device *dssdev)
+{
+ struct omap_dss_writeback *wb = dssdev->wbdev;
+ struct omap_dss_writeback_info info;
+
+ wb->get_wb_info(wb, &info);
+
+ return info.mirror;
+}
+
static void writeback_panel_set_timings(struct omap_dss_device *dssdev,
struct omap_video_timings *timings)
{
+ int r;
+ struct omap_dss_writeback *wb = dssdev->wbdev;
+ struct omap_dss_writeback_info info;
+
+ wb->get_wb_info(wb, &info);
+
+ info.buf_width = timings->x_res;
+ info.buf_height = timings->y_res;
+
+ r = wb->set_wb_info(wb, &info);
+ if (r) {
+ dev_err(&dssdev->dev, "failed to set timings %d, %d\n",
+ timings->x_res, timings->y_res);
+ return;
+ }
+
dssdev->panel.timings.x_res = timings->x_res;
dssdev->panel.timings.y_res = timings->y_res;
}
@@ -315,6 +389,11 @@ static struct omap_dss_driver writeback_panel_driver = {
.suspend = writeback_panel_suspend,
.resume = writeback_panel_resume,
+ .set_rotate = writeback_panel_rotate,
+ .get_rotate = writeback_panel_get_rotate,
+ .set_mirror = writeback_panel_mirror,
+ .get_mirror = writeback_panel_get_mirror,
+
.set_timings = writeback_panel_set_timings,
.get_timings = writeback_panel_get_timings,
.check_timings = writeback_panel_check_timings,
--
1.7.4.1
--
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