Probe tcon0 during dsi_bind, so-that the tcon attributes like
divider value, clock rate can get whenever it need.
Signed-off-by: Jagan Teki <ja...@amarulasolutions.com>
---
drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c | 7 +++++++
drivers/gpu/drm/sun4i/sun6i_mipi_dsi.h | 1 +
2 files changed, 8 insertions(+)
diff --git a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c
b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c
index d60955880c43..66a01061e51d 100644
--- a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c
+++ b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c
@@ -25,6 +25,7 @@
#include <drm/drm_panel.h>
#include "sun4i_drv.h"
+#include "sun4i_tcon.h"
#include "sun6i_mipi_dsi.h"
#include <video/mipi_display.h>
@@ -1007,6 +1008,7 @@ static int sun6i_dsi_bind(struct device *dev, struct
device *master,
struct drm_device *drm = data;
struct sun4i_drv *drv = drm->dev_private;
struct sun6i_dsi *dsi = dev_get_drvdata(dev);
+ struct sun4i_tcon *tcon0 = sun4i_get_tcon0(drm);
int ret;
if (!dsi->panel)
@@ -1014,6 +1016,11 @@ static int sun6i_dsi_bind(struct device *dev, struct
device *master,
dsi->drv = drv;
+ if (!tcon0)
+ return -EPROBE_DEFER;
+
+ dsi->tcon = tcon0;
+
drm_encoder_helper_add(&dsi->encoder,
&sun6i_dsi_enc_helper_funcs);
ret = drm_encoder_init(drm,
diff --git a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.h
b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.h
index 0df60f84bab3..3c532e83958d 100644
--- a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.h
+++ b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.h
@@ -40,6 +40,7 @@ struct sun6i_dsi {
struct device *dev;
struct sun4i_drv *drv;
+ struct sun4i_tcon *tcon;
struct mipi_dsi_device *device;
struct drm_panel *panel;
const struct sun6i_dsi_variant *variant;
--
2.18.0.321.gffc6fa0e3
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