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drm/rockchip: dw_hdmi: Enable split mode only when two HDMI are enabled

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Signed-off-by: Algea Cao <algea.cao@rock-chips.com>
Change-Id: Ib62c7f3b9ccfb03f61311fb704d9d897afaa50f2
This commit is contained in:
Algea Cao
2022-03-10 14:10:27 +08:00
committed by Tao Huang
parent 40e63cc682
commit 817db0024a
1 changed files with 5 additions and 1 deletions
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6
drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
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@@ -181,6 +181,7 @@ struct rockchip_hdmi {
unsigned long enc_out_encoding;
int color_changed;
int hpd_irq;
int hdmi_num;
struct drm_property *color_depth_property;
struct drm_property *hdmi_output_property;
@@ -2924,7 +2925,8 @@ static int dw_hdmi_rockchip_bind(struct device *dev, struct device *master,
plat_data->property_ops = &dw_hdmi_rockchip_property_ops;
if (hdmi->chip_data->split_mode) {
/* If don't enable hdmi0 and hdmi1, we don't enable split mode */
if (hdmi->chip_data->split_mode && (hdmi->hdmi_num == 2)) {
struct rockchip_hdmi *secondary =
rockchip_hdmi_find_by_id(dev->driver, !hdmi->id);
@@ -3219,6 +3221,8 @@ static int dw_hdmi_rockchip_probe(struct platform_device *pdev)
id = of_alias_get_id(pdev->dev.of_node, "hdmi");
if (id < 0)
id = 0;
else
hdmi->hdmi_num++;
hdmi->id = id;
hdmi->dev = &pdev->dev;