OMAPDSS: DPI: Maintain our own timings field in driver data

The DPI driver currently relies on the timings in omap_dss_device struct to
configure the DISPC accordingly. This makes the DPI interface driver dependent
on the omap_dss_device struct.

Make the DPI driver data maintain it's own timings field. The panel driver is
expected to call dpi_set_timings()(renamed to omapdss_dpi_set_timings) to set
these timings before the panel is enabled.

In the set_timings() op, we still ensure that the omap_dss_device timings
(dssdev->panel.timings) are configured. This will later be configured only by
the DPI panel drivers.

Signed-off-by: Archit Taneja <archit@ti.com>
diff --git a/drivers/video/omap2/displays/panel-generic-dpi.c b/drivers/video/omap2/displays/panel-generic-dpi.c
index 69e78a5..8d4e102 100644
--- a/drivers/video/omap2/displays/panel-generic-dpi.c
+++ b/drivers/video/omap2/displays/panel-generic-dpi.c
@@ -565,6 +565,8 @@
 	if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE)
 		return 0;
 
+	omapdss_dpi_set_timings(dssdev, &dssdev->panel.timings);
+
 	r = omapdss_dpi_display_enable(dssdev);
 	if (r)
 		goto err0;
@@ -726,7 +728,7 @@
 
 	mutex_lock(&drv_data->lock);
 
-	dpi_set_timings(dssdev, timings);
+	omapdss_dpi_set_timings(dssdev, timings);
 
 	mutex_unlock(&drv_data->lock);
 }
diff --git a/drivers/video/omap2/displays/panel-lgphilips-lb035q02.c b/drivers/video/omap2/displays/panel-lgphilips-lb035q02.c
index 8028077..7e52aee 100644
--- a/drivers/video/omap2/displays/panel-lgphilips-lb035q02.c
+++ b/drivers/video/omap2/displays/panel-lgphilips-lb035q02.c
@@ -55,6 +55,8 @@
 	if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE)
 		return 0;
 
+	omapdss_dpi_set_timings(dssdev, &dssdev->panel.timings);
+
 	r = omapdss_dpi_display_enable(dssdev);
 	if (r)
 		goto err0;
diff --git a/drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c b/drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c
index b122b0f..e501c40 100644
--- a/drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c
+++ b/drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c
@@ -175,6 +175,8 @@
 	if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE)
 		return 0;
 
+	omapdss_dpi_set_timings(dssdev, &dssdev->panel.timings);
+
 	r = omapdss_dpi_display_enable(dssdev);
 	if (r)
 		goto err0;
diff --git a/drivers/video/omap2/displays/panel-picodlp.c b/drivers/video/omap2/displays/panel-picodlp.c
index 2d35bd3..0d7a8ff 100644
--- a/drivers/video/omap2/displays/panel-picodlp.c
+++ b/drivers/video/omap2/displays/panel-picodlp.c
@@ -377,6 +377,9 @@
 	 * then only i2c commands can be successfully sent to dpp2600
 	 */
 	msleep(1000);
+
+	omapdss_dpi_set_timings(dssdev, &dssdev->panel.timings);
+
 	r = omapdss_dpi_display_enable(dssdev);
 	if (r) {
 		dev_err(&dssdev->dev, "failed to enable DPI\n");
diff --git a/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c b/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c
index bd86ba9..1486a81 100644
--- a/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c
+++ b/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c
@@ -142,6 +142,8 @@
 	if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE)
 		return 0;
 
+	omapdss_dpi_set_timings(dssdev, &dssdev->panel.timings);
+
 	r = omapdss_dpi_display_enable(dssdev);
 	if (r)
 		goto err0;
diff --git a/drivers/video/omap2/displays/panel-tfp410.c b/drivers/video/omap2/displays/panel-tfp410.c
index 40cc0cfa..c6f9503 100644
--- a/drivers/video/omap2/displays/panel-tfp410.c
+++ b/drivers/video/omap2/displays/panel-tfp410.c
@@ -65,6 +65,8 @@
 	if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE)
 		return 0;
 
+	omapdss_dpi_set_timings(dssdev, &dssdev->panel.timings);
+
 	r = omapdss_dpi_display_enable(dssdev);
 	if (r)
 		goto err0;
@@ -231,7 +233,7 @@
 	struct panel_drv_data *ddata = dev_get_drvdata(&dssdev->dev);
 
 	mutex_lock(&ddata->lock);
-	dpi_set_timings(dssdev, timings);
+	omapdss_dpi_set_timings(dssdev, timings);
 	mutex_unlock(&ddata->lock);
 }
 
diff --git a/drivers/video/omap2/displays/panel-tpo-td043mtea1.c b/drivers/video/omap2/displays/panel-tpo-td043mtea1.c
index fa7baa6..ecb163e 100644
--- a/drivers/video/omap2/displays/panel-tpo-td043mtea1.c
+++ b/drivers/video/omap2/displays/panel-tpo-td043mtea1.c
@@ -337,6 +337,8 @@
 	if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE)
 		return 0;
 
+	omapdss_dpi_set_timings(dssdev, &dssdev->panel.timings);
+
 	r = omapdss_dpi_display_enable(dssdev);
 	if (r)
 		goto err0;
@@ -480,7 +482,7 @@
 static void tpo_td043_set_timings(struct omap_dss_device *dssdev,
 		struct omap_video_timings *timings)
 {
-	dpi_set_timings(dssdev, timings);
+	omapdss_dpi_set_timings(dssdev, timings);
 }
 
 static int tpo_td043_check_timings(struct omap_dss_device *dssdev,