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path: root/drivers/gpu/drm/mediatek/mtk_dpi.c
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Diffstat (limited to 'drivers/gpu/drm/mediatek/mtk_dpi.c')
-rw-r--r--drivers/gpu/drm/mediatek/mtk_dpi.c57
1 files changed, 19 insertions, 38 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c
index 52f11a63a330..b05f900d9322 100644
--- a/drivers/gpu/drm/mediatek/mtk_dpi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
@@ -20,10 +20,12 @@
#include <drm/drm_atomic_helper.h>
#include <drm/drm_bridge.h>
+#include <drm/drm_bridge_connector.h>
#include <drm/drm_crtc.h>
#include <drm/drm_of.h>
#include <drm/drm_simple_kms_helper.h>
+#include "mtk_disp_drv.h"
#include "mtk_dpi_regs.h"
#include "mtk_drm_ddp_comp.h"
@@ -62,10 +64,10 @@ enum mtk_dpi_out_color_format {
};
struct mtk_dpi {
- struct mtk_ddp_comp ddp_comp;
struct drm_encoder encoder;
struct drm_bridge bridge;
struct drm_bridge *next_bridge;
+ struct drm_connector *connector;
void __iomem *regs;
struct device *dev;
struct clk *engine_clk;
@@ -562,53 +564,50 @@ static const struct drm_bridge_funcs mtk_dpi_bridge_funcs = {
.enable = mtk_dpi_bridge_enable,
};
-static void mtk_dpi_start(struct mtk_ddp_comp *comp)
+void mtk_dpi_start(struct device *dev)
{
- struct mtk_dpi *dpi = container_of(comp, struct mtk_dpi, ddp_comp);
+ struct mtk_dpi *dpi = dev_get_drvdata(dev);
mtk_dpi_power_on(dpi);
}
-static void mtk_dpi_stop(struct mtk_ddp_comp *comp)
+void mtk_dpi_stop(struct device *dev)
{
- struct mtk_dpi *dpi = container_of(comp, struct mtk_dpi, ddp_comp);
+ struct mtk_dpi *dpi = dev_get_drvdata(dev);
mtk_dpi_power_off(dpi);
}
-static const struct mtk_ddp_comp_funcs mtk_dpi_funcs = {
- .start = mtk_dpi_start,
- .stop = mtk_dpi_stop,
-};
-
static int mtk_dpi_bind(struct device *dev, struct device *master, void *data)
{
struct mtk_dpi *dpi = dev_get_drvdata(dev);
struct drm_device *drm_dev = data;
int ret;
- ret = mtk_ddp_comp_register(drm_dev, &dpi->ddp_comp);
- if (ret < 0) {
- dev_err(dev, "Failed to register component %pOF: %d\n",
- dev->of_node, ret);
- return ret;
- }
-
ret = drm_simple_encoder_init(drm_dev, &dpi->encoder,
DRM_MODE_ENCODER_TMDS);
if (ret) {
dev_err(dev, "Failed to initialize decoder: %d\n", ret);
- goto err_unregister;
+ return ret;
}
- dpi->encoder.possible_crtcs = mtk_drm_find_possible_crtc_by_comp(drm_dev, dpi->ddp_comp);
+ dpi->encoder.possible_crtcs = mtk_drm_find_possible_crtc_by_comp(drm_dev, dpi->dev);
- ret = drm_bridge_attach(&dpi->encoder, &dpi->bridge, NULL, 0);
+ ret = drm_bridge_attach(&dpi->encoder, &dpi->bridge, NULL,
+ DRM_BRIDGE_ATTACH_NO_CONNECTOR);
if (ret) {
dev_err(dev, "Failed to attach bridge: %d\n", ret);
goto err_cleanup;
}
+ dpi->connector = drm_bridge_connector_init(drm_dev, &dpi->encoder);
+ if (IS_ERR(dpi->connector)) {
+ dev_err(dev, "Unable to create bridge connector\n");
+ ret = PTR_ERR(dpi->connector);
+ goto err_cleanup;
+ }
+ drm_connector_attach_encoder(dpi->connector, &dpi->encoder);
+
dpi->bit_num = MTK_DPI_OUT_BIT_NUM_8BITS;
dpi->channel_swap = MTK_DPI_OUT_CHANNEL_SWAP_RGB;
dpi->yc_map = MTK_DPI_OUT_YC_MAP_RGB;
@@ -618,8 +617,6 @@ static int mtk_dpi_bind(struct device *dev, struct device *master, void *data)
err_cleanup:
drm_encoder_cleanup(&dpi->encoder);
-err_unregister:
- mtk_ddp_comp_unregister(drm_dev, &dpi->ddp_comp);
return ret;
}
@@ -627,10 +624,8 @@ static void mtk_dpi_unbind(struct device *dev, struct device *master,
void *data)
{
struct mtk_dpi *dpi = dev_get_drvdata(dev);
- struct drm_device *drm_dev = data;
drm_encoder_cleanup(&dpi->encoder);
- mtk_ddp_comp_unregister(drm_dev, &dpi->ddp_comp);
}
static const struct component_ops mtk_dpi_component_ops = {
@@ -691,7 +686,6 @@ static int mtk_dpi_probe(struct platform_device *pdev)
struct device *dev = &pdev->dev;
struct mtk_dpi *dpi;
struct resource *mem;
- int comp_id;
int ret;
dpi = devm_kzalloc(dev, sizeof(*dpi), GFP_KERNEL);
@@ -769,19 +763,6 @@ static int mtk_dpi_probe(struct platform_device *pdev)
dev_info(dev, "Found bridge node: %pOF\n", dpi->next_bridge->of_node);
- comp_id = mtk_ddp_comp_get_id(dev->of_node, MTK_DPI);
- if (comp_id < 0) {
- dev_err(dev, "Failed to identify by alias: %d\n", comp_id);
- return comp_id;
- }
-
- ret = mtk_ddp_comp_init(dev, dev->of_node, &dpi->ddp_comp, comp_id,
- &mtk_dpi_funcs);
- if (ret) {
- dev_err(dev, "Failed to initialize component: %d\n", ret);
- return ret;
- }
-
platform_set_drvdata(pdev, dpi);
dpi->bridge.funcs = &mtk_dpi_bridge_funcs;