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drm/rockchip: dsi2: add user-split-mode property

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Signed-off-by: Guochun Huang <hero.huang@rock-chips.com>
Change-Id: I507034edb7a91b776cb66aa7e3aedcc22521467c
This commit is contained in:
Guochun Huang
2021-12-06 08:36:09 +00:00
committed by Tao Huang
parent 3549b11f93
commit 073fa994fa
1 changed files with 18 additions and 1 deletions
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19
drivers/gpu/drm/rockchip/dw-mipi-dsi2-rockchip.c
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@@ -274,6 +274,8 @@ struct dw_mipi_dsi2 {
struct rockchip_drm_sub_dev sub_dev;
struct gpio_desc *te_gpio;
bool user_split_mode;
struct drm_property *user_split_mode_prop;
};
static inline struct dw_mipi_dsi2 *host_to_dsi2(struct mipi_dsi_host *host)
@@ -1137,6 +1139,7 @@ static int dw_mipi_dsi2_bind(struct device *dev, struct device *master,
struct drm_encoder *encoder = &dsi2->encoder;
struct drm_connector *connector = &dsi2->connector;
struct device_node *of_node = dsi2->dev->of_node;
struct drm_property *prop;
int ret;
ret = dw_mipi_dsi2_dual_channel_probe(dsi2);
@@ -1176,12 +1179,25 @@ static int dw_mipi_dsi2_bind(struct device *dev, struct device *master,
drm_connector_helper_add(connector,
&dw_mipi_dsi2_connector_helper_funcs);
drm_connector_attach_encoder(connector, encoder);
ret = drm_connector_attach_encoder(connector, encoder);
if (ret < 0) {
DRM_DEV_ERROR(dev, "Failed to attach encoder: %d\n", ret);
goto connector_cleanup;
}
prop = drm_property_create_bool(drm_dev, DRM_MODE_PROP_IMMUTABLE,
"USER_SPLIT_MODE");
if (!prop) {
ret = -EINVAL;
DRM_DEV_ERROR(dev, "create user split mode prop failed\n");
goto connector_cleanup;
}
dsi2->user_split_mode_prop = prop;
drm_object_attach_property(&dsi2->connector.base,
dsi2->user_split_mode_prop,
dsi2->user_split_mode ? 1 : 0);
dsi2->sub_dev.connector = &dsi2->connector;
dsi2->sub_dev.of_node = dev->of_node;
dsi2->sub_dev.loader_protect = dw_mipi_dsi2_encoder_loader_protect;
@@ -1438,6 +1454,7 @@ static int dw_mipi_dsi2_probe(struct platform_device *pdev)
dsi2->id = id;
dsi2->pdata = of_device_get_match_data(dev);
platform_set_drvdata(pdev, dsi2);
dsi2->user_split_mode = device_property_read_bool(dev, "user-split-mode");
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
regs = devm_ioremap_resource(dev, res);