Messages in this thread Patch in this message | | | From | Jagan Teki <> | Subject | [PATCH v8 04/15] drm/sun4i: dsi: Probe tcon0 during dsi_bind | Date | Mon, 11 Mar 2019 19:06:26 +0530 |
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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 <jagan@amarulasolutions.com> Tested-by: Merlijn Wajer <merlijn@wizzup.org> --- drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c | 6 ++++++ drivers/gpu/drm/sun4i/sun6i_mipi_dsi.h | 1 + 2 files changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c index 8d6292c0158b..a8d3df0ea8f5 100644 --- a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c +++ b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c @@ -1045,6 +1045,7 @@ 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) @@ -1052,6 +1053,11 @@ static int sun6i_dsi_bind(struct device *dev, struct device *master, dsi->drv = drv; + if (!tcon0) + return -EINVAL; + + 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 5c3ad5be0690..20516f7ab179 100644 --- a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.h +++ b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.h @@ -28,6 +28,7 @@ struct sun6i_dsi { struct device *dev; struct sun4i_drv *drv; + struct sun4i_tcon *tcon; struct mipi_dsi_device *device; struct drm_panel *panel; }; -- 2.18.0.321.gffc6fa0e3
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