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drm/rockchip: dsi2: support split mode with other display interface

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Signed-off-by: Guochun Huang <hero.huang@rock-chips.com>
Change-Id: I78623fe2be99022a2a4ea7a7d3ef27578e094432
This commit is contained in:
Guochun Huang
2023-06-20 03:42:33 +00:00
committed by Tao Huang
parent 649255c0e3
commit 442df8e89b
1 changed files with 29 additions and 2 deletions
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drivers/gpu/drm/rockchip/dw-mipi-dsi2-rockchip.c
+29 -2
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@@ -275,6 +275,10 @@ struct dw_mipi_dsi2 {
struct rockchip_drm_sub_dev sub_dev;
struct gpio_desc *te_gpio;
/* split with other display interface */
bool dual_connector_split;
bool left_display;
};
static inline struct dw_mipi_dsi2 *host_to_dsi2(struct mipi_dsi_host *host)
@@ -843,6 +847,8 @@ static int dw_mipi_dsi2_encoder_mode_set(struct dw_mipi_dsi2 *dsi2,
struct drm_connector *connector;
struct drm_connector_state *conn_state;
struct drm_crtc_state *crtc_state;
const struct drm_display_mode *adjusted_mode;
struct drm_display_mode *mode = &dsi2->mode;
connector = drm_atomic_get_new_connector_for_encoder(state, encoder);
if (!connector)
@@ -858,9 +864,14 @@ static int dw_mipi_dsi2_encoder_mode_set(struct dw_mipi_dsi2 *dsi2,
return -ENODEV;
}
drm_mode_copy(&dsi2->mode, &crtc_state->adjusted_mode);
adjusted_mode = &crtc_state->adjusted_mode;
drm_mode_copy(mode, adjusted_mode);
if (dsi2->dual_connector_split)
drm_mode_convert_to_origin_mode(mode);
if (dsi2->slave)
drm_mode_copy(&dsi2->slave->mode, &crtc_state->adjusted_mode);
drm_mode_copy(&dsi2->slave->mode, mode);
return 0;
}
@@ -953,6 +964,15 @@ dw_mipi_dsi2_encoder_atomic_check(struct drm_encoder *encoder,
s->output_if |= VOP_OUTPUT_IF_MIPI1;
}
if (dsi2->dual_connector_split) {
s->output_flags |= ROCKCHIP_OUTPUT_DUAL_CONNECTOR_SPLIT_MODE;
if (dsi2->left_display)
s->output_if_left_panel |= dsi2->id ?
VOP_OUTPUT_IF_MIPI1 :
VOP_OUTPUT_IF_MIPI0;
}
if (dsi2->dsc_enable) {
s->dsc_enable = 1;
s->dsc_sink_cap.version_major = dsi2->version_major;
@@ -1567,6 +1587,13 @@ static int dw_mipi_dsi2_probe(struct platform_device *pdev)
dsi2->pdata = of_device_get_match_data(dev);
platform_set_drvdata(pdev, dsi2);
if (device_property_read_bool(dev, "dual-connector-split")) {
dsi2->dual_connector_split = true;
if (device_property_read_bool(dev, "left-display"))
dsi2->left_display = true;
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
regs = devm_ioremap_resource(dev, res);
if (IS_ERR(regs))