On Fri, 23 Aug 2019 22:32:44 +0300
Laurent Pinchart <laurent.pinch...@ideasonboard.com> wrote:
> Add a type field to the drm_panel structure to report the panel type,
> using DRM_MODE_CONNECTOR_* macros (the values that make sense are LVDS,
> eDP, DSI and DPI). This will be used to initialise the corresponding
> connector type.
>
> Update all panel drivers accordingly. The panel-simple driver only
> specifies the type for the known to be LVDS panels, while all other
> panels are left as unknown and will be converted on a case-by-case
> basis as they all need to be carefully reviewed.
>
> Signed-off-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
Reviewed-by: Boris Brezillon <boris.brezil...@collabora.com>
> ---
> Changes since v1:
>
> - Rename the type field to connector_type
> - Pass the type to the drm_panel_init() function
> - Keep connector type as unknown for non-LVDS panels in panel-simple
> - Flag the toshiba_lt089ac29000 panel as LVDS as reported by Boris
> ---
> drivers/gpu/drm/drm_panel.c | 5 +++-
> drivers/gpu/drm/panel/panel-arm-versatile.c | 3 ++-
> .../drm/panel/panel-feiyang-fy07024di26a30d.c | 3 ++-
> drivers/gpu/drm/panel/panel-ilitek-ili9322.c | 3 ++-
> drivers/gpu/drm/panel/panel-ilitek-ili9881c.c | 3 ++-
> drivers/gpu/drm/panel/panel-innolux-p079zca.c | 3 ++-
> .../gpu/drm/panel/panel-jdi-lt070me05000.c | 3 ++-
> .../drm/panel/panel-kingdisplay-kd097d04.c | 2 +-
> drivers/gpu/drm/panel/panel-lg-lb035q02.c | 3 ++-
> drivers/gpu/drm/panel/panel-lg-lg4573.c | 3 ++-
> drivers/gpu/drm/panel/panel-lvds.c | 3 ++-
> drivers/gpu/drm/panel/panel-nec-nl8048hl11.c | 3 ++-
> drivers/gpu/drm/panel/panel-novatek-nt39016.c | 3 ++-
> .../drm/panel/panel-olimex-lcd-olinuxino.c | 3 ++-
> .../gpu/drm/panel/panel-orisetech-otm8009a.c | 3 ++-
> .../drm/panel/panel-osd-osd101t2587-53ts.c | 2 +-
> .../drm/panel/panel-panasonic-vvx10f034n00.c | 2 +-
> .../drm/panel/panel-raspberrypi-touchscreen.c | 3 ++-
> drivers/gpu/drm/panel/panel-raydium-rm67191.c | 3 ++-
> drivers/gpu/drm/panel/panel-raydium-rm68200.c | 3 ++-
> .../drm/panel/panel-rocktech-jh057n00900.c | 3 ++-
> drivers/gpu/drm/panel/panel-ronbo-rb070d30.c | 3 ++-
> drivers/gpu/drm/panel/panel-samsung-ld9040.c | 3 ++-
> drivers/gpu/drm/panel/panel-samsung-s6d16d0.c | 3 ++-
> drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c | 3 ++-
> .../gpu/drm/panel/panel-samsung-s6e63j0x03.c | 3 ++-
> drivers/gpu/drm/panel/panel-samsung-s6e63m0.c | 3 ++-
> drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c | 3 ++-
> drivers/gpu/drm/panel/panel-seiko-43wvf1g.c | 3 ++-
> .../gpu/drm/panel/panel-sharp-lq101r1sx01.c | 3 ++-
> .../gpu/drm/panel/panel-sharp-ls037v7dw01.c | 3 ++-
> .../gpu/drm/panel/panel-sharp-ls043t1le01.c | 2 +-
> drivers/gpu/drm/panel/panel-simple.c | 26 ++++++++++++++++++-
> drivers/gpu/drm/panel/panel-sitronix-st7701.c | 3 ++-
> .../gpu/drm/panel/panel-sitronix-st7789v.c | 3 ++-
> drivers/gpu/drm/panel/panel-sony-acx565akm.c | 3 ++-
> drivers/gpu/drm/panel/panel-tpo-td028ttec1.c | 3 ++-
> drivers/gpu/drm/panel/panel-tpo-td043mtea1.c | 3 ++-
> drivers/gpu/drm/panel/panel-tpo-tpg110.c | 3 ++-
> drivers/gpu/drm/panel/panel-truly-nt35597.c | 3 ++-
> include/drm/drm_panel.h | 12 ++++++++-
> 41 files changed, 112 insertions(+), 41 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_panel.c b/drivers/gpu/drm/drm_panel.c
> index ba2fad4c9648..ed7985c0535a 100644
> --- a/drivers/gpu/drm/drm_panel.c
> +++ b/drivers/gpu/drm/drm_panel.c
> @@ -46,16 +46,19 @@ static LIST_HEAD(panel_list);
> * @panel: DRM panel
> * @dev: parent device of the panel
> * @funcs: panel operations
> + * @connector_type: the connector type (DRM_MODE_CONNECTOR_*) corresponding
> to
> + * the panel interface
> *
> * Initialize the panel structure for subsequent registration with
> * drm_panel_add().
> */
> void drm_panel_init(struct drm_panel *panel, struct device *dev,
> - const struct drm_panel_funcs *funcs)
> + const struct drm_panel_funcs *funcs, int connector_type)
> {
> INIT_LIST_HEAD(&panel->list);
> panel->dev = dev;
> panel->funcs = funcs;
> + panel->connector_type = connector_type;
> }
> EXPORT_SYMBOL(drm_panel_init);
>
> diff --git a/drivers/gpu/drm/panel/panel-arm-versatile.c
> b/drivers/gpu/drm/panel/panel-arm-versatile.c
> index a4333ed0f20c..a0574dc03e16 100644
> --- a/drivers/gpu/drm/panel/panel-arm-versatile.c
> +++ b/drivers/gpu/drm/panel/panel-arm-versatile.c
> @@ -350,7 +350,8 @@ static int versatile_panel_probe(struct platform_device
> *pdev)
> dev_info(dev, "panel mounted on IB2 daughterboard\n");
> }
>
> - drm_panel_init(&vpanel->panel, dev, &versatile_panel_drm_funcs);
> + drm_panel_init(&vpanel->panel, dev, &versatile_panel_drm_funcs,
> + DRM_MODE_CONNECTOR_DPI);
>
> return drm_panel_add(&vpanel->panel);
> }
> diff --git a/drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c
> b/drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c
> index 7d5d7455bc01..98f184b81187 100644
> --- a/drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c
> +++ b/drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c
> @@ -204,7 +204,8 @@ static int feiyang_dsi_probe(struct mipi_dsi_device *dsi)
> mipi_dsi_set_drvdata(dsi, ctx);
> ctx->dsi = dsi;
>
> - drm_panel_init(&ctx->panel, &dsi->dev, &feiyang_funcs);
> + drm_panel_init(&ctx->panel, &dsi->dev, &feiyang_funcs,
> + DRM_MODE_CONNECTOR_DSI);
>
> ctx->dvdd = devm_regulator_get(&dsi->dev, "dvdd");
> if (IS_ERR(ctx->dvdd)) {
> diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
> b/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
> index ad2405baa0ac..24955bec1958 100644
> --- a/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
> +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9322.c
> @@ -895,7 +895,8 @@ static int ili9322_probe(struct spi_device *spi)
> ili->input = ili->conf->input;
> }
>
> - drm_panel_init(&ili->panel, dev, &ili9322_drm_funcs);
> + drm_panel_init(&ili->panel, dev, &ili9322_drm_funcs,
> + DRM_MODE_CONNECTOR_DPI);
>
> return drm_panel_add(&ili->panel);
> }
> diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
> b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
> index 1d714f961c00..e8789e460a16 100644
> --- a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
> +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
> @@ -433,7 +433,8 @@ static int ili9881c_dsi_probe(struct mipi_dsi_device *dsi)
> mipi_dsi_set_drvdata(dsi, ctx);
> ctx->dsi = dsi;
>
> - drm_panel_init(&ctx->panel, &dsi->dev, &ili9881c_funcs);
> + drm_panel_init(&ctx->panel, &dsi->dev, &ili9881c_funcs,
> + DRM_MODE_CONNECTOR_DSI);
>
> ctx->power = devm_regulator_get(&dsi->dev, "power");
> if (IS_ERR(ctx->power)) {
> diff --git a/drivers/gpu/drm/panel/panel-innolux-p079zca.c
> b/drivers/gpu/drm/panel/panel-innolux-p079zca.c
> index 2054afc31f20..46bfeb982b06 100644
> --- a/drivers/gpu/drm/panel/panel-innolux-p079zca.c
> +++ b/drivers/gpu/drm/panel/panel-innolux-p079zca.c
> @@ -487,7 +487,8 @@ static int innolux_panel_add(struct mipi_dsi_device *dsi,
> if (IS_ERR(innolux->backlight))
> return PTR_ERR(innolux->backlight);
>
> - drm_panel_init(&innolux->base, dev, &innolux_panel_funcs);
> + drm_panel_init(&innolux->base, dev, &innolux_panel_funcs
> + DRM_MODE_CONNECTOR_DSI);
>
> err = drm_panel_add(&innolux->base);
> if (err < 0)
> diff --git a/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
> b/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
> index 7bfdbfbc868e..56364a93f0b8 100644
> --- a/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
> +++ b/drivers/gpu/drm/panel/panel-jdi-lt070me05000.c
> @@ -437,7 +437,8 @@ static int jdi_panel_add(struct jdi_panel *jdi)
> return ret;
> }
>
> - drm_panel_init(&jdi->base, &jdi->dsi->dev, &jdi_panel_funcs);
> + drm_panel_init(&jdi->base, &jdi->dsi->dev, &jdi_panel_funcs,
> + DRM_MODE_CONNECTOR_DSI);
>
> ret = drm_panel_add(&jdi->base);
>
> diff --git a/drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c
> b/drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c
> index a47885a1a8aa..45f96556ec8c 100644
> --- a/drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c
> +++ b/drivers/gpu/drm/panel/panel-kingdisplay-kd097d04.c
> @@ -392,7 +392,7 @@ static int kingdisplay_panel_add(struct kingdisplay_panel
> *kingdisplay)
> return PTR_ERR(kingdisplay->backlight);
>
> drm_panel_init(&kingdisplay->base, &kingdisplay->link->dev,
> - &kingdisplay_panel_funcs);
> + &kingdisplay_panel_funcs, DRM_MODE_CONNECTOR_DSI);
>
> return drm_panel_add(&kingdisplay->base);
> }
> diff --git a/drivers/gpu/drm/panel/panel-lg-lb035q02.c
> b/drivers/gpu/drm/panel/panel-lg-lb035q02.c
> index 28c3205df482..f984a5189fbf 100644
> --- a/drivers/gpu/drm/panel/panel-lg-lb035q02.c
> +++ b/drivers/gpu/drm/panel/panel-lg-lb035q02.c
> @@ -196,7 +196,8 @@ static int lb035q02_probe(struct spi_device *spi)
> if (ret < 0)
> return ret;
>
> - drm_panel_init(&lcd->panel, &lcd->spi->dev, &lb035q02_funcs);
> + drm_panel_init(&lcd->panel, &lcd->spi->dev, &lb035q02_funcs,
> + DRM_MODE_CONNECTOR_DPI);
>
> return drm_panel_add(&lcd->panel);
> }
> diff --git a/drivers/gpu/drm/panel/panel-lg-lg4573.c
> b/drivers/gpu/drm/panel/panel-lg-lg4573.c
> index 608f2de91662..db4865a4c2b9 100644
> --- a/drivers/gpu/drm/panel/panel-lg-lg4573.c
> +++ b/drivers/gpu/drm/panel/panel-lg-lg4573.c
> @@ -259,7 +259,8 @@ static int lg4573_probe(struct spi_device *spi)
> return ret;
> }
>
> - drm_panel_init(&ctx->panel, &spi->dev, &lg4573_drm_funcs);
> + drm_panel_init(&ctx->panel, &spi->dev, &lg4573_drm_funcs,
> + DRM_MODE_CONNECTOR_DPI);
>
> return drm_panel_add(&ctx->panel);
> }
> diff --git a/drivers/gpu/drm/panel/panel-lvds.c
> b/drivers/gpu/drm/panel/panel-lvds.c
> index 3dc1ac2a6b03..cab3fb4177e3 100644
> --- a/drivers/gpu/drm/panel/panel-lvds.c
> +++ b/drivers/gpu/drm/panel/panel-lvds.c
> @@ -260,7 +260,8 @@ static int panel_lvds_probe(struct platform_device *pdev)
> */
>
> /* Register the panel. */
> - drm_panel_init(&lvds->panel, lvds->dev, &panel_lvds_funcs);
> + drm_panel_init(&lvds->panel, lvds->dev, &panel_lvds_funcs,
> + DRM_MODE_CONNECTOR_LVDS);
>
> ret = drm_panel_add(&lvds->panel);
> if (ret < 0)
> diff --git a/drivers/gpu/drm/panel/panel-nec-nl8048hl11.c
> b/drivers/gpu/drm/panel/panel-nec-nl8048hl11.c
> index b67636fdbc21..c4bc7fa85fad 100644
> --- a/drivers/gpu/drm/panel/panel-nec-nl8048hl11.c
> +++ b/drivers/gpu/drm/panel/panel-nec-nl8048hl11.c
> @@ -205,7 +205,8 @@ static int nl8048_probe(struct spi_device *spi)
> if (ret < 0)
> return ret;
>
> - drm_panel_init(&lcd->panel, &lcd->spi->dev, &nl8048_funcs);
> + drm_panel_init(&lcd->panel, &lcd->spi->dev, &nl8048_funcs,
> + DRM_MODE_CONNECTOR_DPI);
>
> return drm_panel_add(&lcd->panel);
> }
> diff --git a/drivers/gpu/drm/panel/panel-novatek-nt39016.c
> b/drivers/gpu/drm/panel/panel-novatek-nt39016.c
> index 64cfe111aaad..60ccedce530c 100644
> --- a/drivers/gpu/drm/panel/panel-novatek-nt39016.c
> +++ b/drivers/gpu/drm/panel/panel-novatek-nt39016.c
> @@ -292,7 +292,8 @@ static int nt39016_probe(struct spi_device *spi)
> return err;
> }
>
> - drm_panel_init(&panel->drm_panel, dev, &nt39016_funcs);
> + drm_panel_init(&panel->drm_panel, dev, &nt39016_funcs,
> + DRM_MODE_CONNECTOR_DPI);
>
> err = drm_panel_add(&panel->drm_panel);
> if (err < 0) {
> diff --git a/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c
> b/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c
> index f2d6a4ec0046..f2a72ee6ee07 100644
> --- a/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c
> +++ b/drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c
> @@ -288,7 +288,8 @@ static int lcd_olinuxino_probe(struct i2c_client *client,
> if (IS_ERR(lcd->backlight))
> return PTR_ERR(lcd->backlight);
>
> - drm_panel_init(&lcd->panel, dev, &lcd_olinuxino_funcs);
> + drm_panel_init(&lcd->panel, dev, &lcd_olinuxino_funcs,
> + DRM_MODE_CONNECTOR_DPI);
>
> return drm_panel_add(&lcd->panel);
> }
> diff --git a/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
> b/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
> index 8b60d5e4d775..bf1f928b215f 100644
> --- a/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
> +++ b/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c
> @@ -455,7 +455,8 @@ static int otm8009a_probe(struct mipi_dsi_device *dsi)
> dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
> MIPI_DSI_MODE_LPM;
>
> - drm_panel_init(&ctx->panel, dev, &otm8009a_drm_funcs);
> + drm_panel_init(&ctx->panel, dev, &otm8009a_drm_funcs,
> + DRM_MODE_CONNECTOR_DSI);
>
> ctx->bl_dev = devm_backlight_device_register(dev, dev_name(dev),
> dsi->host->dev, ctx,
> diff --git a/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c
> b/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c
> index 38f114b03b89..2b40913899d8 100644
> --- a/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c
> +++ b/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c
> @@ -167,7 +167,7 @@ static int osd101t2587_panel_add(struct osd101t2587_panel
> *osd101t2587)
> return PTR_ERR(osd101t2587->backlight);
>
> drm_panel_init(&osd101t2587->base, &osd101t2587->dsi->dev,
> - &osd101t2587_panel_funcs);
> + &osd101t2587_panel_funcs, DRM_MODE_CONNECTOR_DSI);
>
> return drm_panel_add(&osd101t2587->base);
> }
> diff --git a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
> b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
> index 6035bf458074..664605071d34 100644
> --- a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
> +++ b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
> @@ -224,7 +224,7 @@ static int wuxga_nt_panel_add(struct wuxga_nt_panel
> *wuxga_nt)
> }
>
> drm_panel_init(&wuxga_nt->base, &wuxga_nt->dsi->dev,
> - &wuxga_nt_panel_funcs);
> + &wuxga_nt_panel_funcs, DRM_MODE_CONNECTOR_DSI);
>
> ret = drm_panel_add(&wuxga_nt->base);
> if (ret < 0)
> diff --git a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c
> b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c
> index 23a801427e42..09824e92fc78 100644
> --- a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c
> +++ b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c
> @@ -426,7 +426,8 @@ static int rpi_touchscreen_probe(struct i2c_client *i2c,
> return PTR_ERR(ts->dsi);
> }
>
> - drm_panel_init(&ts->base, dev, &rpi_touchscreen_funcs);
> + drm_panel_init(&ts->base, dev, &rpi_touchscreen_funcs,
> + DRM_MODE_CONNECTOR_DSI);
>
> /* This appears last, as it's what will unblock the DSI host
> * driver's component bind function.
> diff --git a/drivers/gpu/drm/panel/panel-raydium-rm67191.c
> b/drivers/gpu/drm/panel/panel-raydium-rm67191.c
> index f82a1f69f13b..fd67fc6185c4 100644
> --- a/drivers/gpu/drm/panel/panel-raydium-rm67191.c
> +++ b/drivers/gpu/drm/panel/panel-raydium-rm67191.c
> @@ -606,7 +606,8 @@ static int rad_panel_probe(struct mipi_dsi_device *dsi)
> if (ret)
> return ret;
>
> - drm_panel_init(&panel->panel, dev, &rad_panel_funcs);
> + drm_panel_init(&panel->panel, dev, &rad_panel_funcs,
> + DRM_MODE_CONNECTOR_DSI);
> dev_set_drvdata(dev, panel);
>
> ret = drm_panel_add(&panel->panel);
> diff --git a/drivers/gpu/drm/panel/panel-raydium-rm68200.c
> b/drivers/gpu/drm/panel/panel-raydium-rm68200.c
> index f004b78fb8bc..994e855721f4 100644
> --- a/drivers/gpu/drm/panel/panel-raydium-rm68200.c
> +++ b/drivers/gpu/drm/panel/panel-raydium-rm68200.c
> @@ -404,7 +404,8 @@ static int rm68200_probe(struct mipi_dsi_device *dsi)
> dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
> MIPI_DSI_MODE_LPM;
>
> - drm_panel_init(&ctx->panel, dev, &rm68200_drm_funcs);
> + drm_panel_init(&ctx->panel, dev, &rm68200_drm_funcs,
> + DRM_MODE_CONNECTOR_DSI);
>
> drm_panel_add(&ctx->panel);
>
> diff --git a/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c
> b/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c
> index d7f56374f2f1..31234b79d3b1 100644
> --- a/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c
> +++ b/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c
> @@ -343,7 +343,8 @@ static int jh057n_probe(struct mipi_dsi_device *dsi)
> return ret;
> }
>
> - drm_panel_init(&ctx->panel, dev, &jh057n_drm_funcs);
> + drm_panel_init(&ctx->panel, dev, &jh057n_drm_funcs,
> + DRM_MODE_CONNECTOR_DSI);
>
> drm_panel_add(&ctx->panel);
>
> diff --git a/drivers/gpu/drm/panel/panel-ronbo-rb070d30.c
> b/drivers/gpu/drm/panel/panel-ronbo-rb070d30.c
> index 8708fbbe7637..170a5cda21b9 100644
> --- a/drivers/gpu/drm/panel/panel-ronbo-rb070d30.c
> +++ b/drivers/gpu/drm/panel/panel-ronbo-rb070d30.c
> @@ -173,7 +173,8 @@ static int rb070d30_panel_dsi_probe(struct
> mipi_dsi_device *dsi)
> mipi_dsi_set_drvdata(dsi, ctx);
> ctx->dsi = dsi;
>
> - drm_panel_init(&ctx->panel, &dsi->dev, &rb070d30_panel_funcs);
> + drm_panel_init(&ctx->panel, &dsi->dev, &rb070d30_panel_funcs,
> + DRM_MODE_CONNECTOR_DSI);
>
> ctx->gpios.reset = devm_gpiod_get(&dsi->dev, "reset", GPIOD_OUT_LOW);
> if (IS_ERR(ctx->gpios.reset)) {
> diff --git a/drivers/gpu/drm/panel/panel-samsung-ld9040.c
> b/drivers/gpu/drm/panel/panel-samsung-ld9040.c
> index 71a292dbec47..250809ba37c7 100644
> --- a/drivers/gpu/drm/panel/panel-samsung-ld9040.c
> +++ b/drivers/gpu/drm/panel/panel-samsung-ld9040.c
> @@ -351,7 +351,8 @@ static int ld9040_probe(struct spi_device *spi)
> return ret;
> }
>
> - drm_panel_init(&ctx->panel, dev, &ld9040_drm_funcs);
> + drm_panel_init(&ctx->panel, dev, &ld9040_drm_funcs,
> + DRM_MODE_CONNECTOR_DPI);
>
> return drm_panel_add(&ctx->panel);
> }
> diff --git a/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c
> b/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c
> index 4d25c96e842c..e3a0397e953e 100644
> --- a/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c
> +++ b/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c
> @@ -215,7 +215,8 @@ static int s6d16d0_probe(struct mipi_dsi_device *dsi)
> return ret;
> }
>
> - drm_panel_init(&s6->panel, dev, &s6d16d0_drm_funcs);
> + drm_panel_init(&s6->panel, dev, &s6d16d0_drm_funcs,
> + DRM_MODE_CONNECTOR_DSI);
>
> ret = drm_panel_add(&s6->panel);
> if (ret < 0)
> diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c
> b/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c
> index 42a3aaab49eb..938ab72c5540 100644
> --- a/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c
> +++ b/drivers/gpu/drm/panel/panel-samsung-s6e3ha2.c
> @@ -732,7 +732,8 @@ static int s6e3ha2_probe(struct mipi_dsi_device *dsi)
> ctx->bl_dev->props.brightness = S6E3HA2_DEFAULT_BRIGHTNESS;
> ctx->bl_dev->props.power = FB_BLANK_POWERDOWN;
>
> - drm_panel_init(&ctx->panel, dev, &s6e3ha2_drm_funcs);
> + drm_panel_init(&ctx->panel, dev, &s6e3ha2_drm_funcs,
> + DRM_MODE_CONNECTOR_DSI);
>
> ret = drm_panel_add(&ctx->panel);
> if (ret < 0)
> diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c
> b/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c
> index b4d879bf4d03..a60635e9226d 100644
> --- a/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c
> +++ b/drivers/gpu/drm/panel/panel-samsung-s6e63j0x03.c
> @@ -466,7 +466,8 @@ static int s6e63j0x03_probe(struct mipi_dsi_device *dsi)
> return PTR_ERR(ctx->reset_gpio);
> }
>
> - drm_panel_init(&ctx->panel, dev, &s6e63j0x03_funcs);
> + drm_panel_init(&ctx->panel, dev, &s6e63j0x03_funcs,
> + DRM_MODE_CONNECTOR_DSI);
>
> ctx->bl_dev = backlight_device_register("s6e63j0x03", dev, ctx,
> &s6e63j0x03_bl_ops, NULL);
> diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e63m0.c
> b/drivers/gpu/drm/panel/panel-samsung-s6e63m0.c
> index 61259c2833ab..ba01af0b14fd 100644
> --- a/drivers/gpu/drm/panel/panel-samsung-s6e63m0.c
> +++ b/drivers/gpu/drm/panel/panel-samsung-s6e63m0.c
> @@ -473,7 +473,8 @@ static int s6e63m0_probe(struct spi_device *spi)
> return ret;
> }
>
> - drm_panel_init(&ctx->panel, dev, &s6e63m0_drm_funcs);
> + drm_panel_init(&ctx->panel, dev, &s6e63m0_drm_funcs,
> + DRM_MODE_CONNECTOR_DPI);
>
> ret = s6e63m0_backlight_register(ctx);
> if (ret < 0)
> diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c
> b/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c
> index 35dbffabd526..dbced6501204 100644
> --- a/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c
> +++ b/drivers/gpu/drm/panel/panel-samsung-s6e8aa0.c
> @@ -1017,7 +1017,8 @@ static int s6e8aa0_probe(struct mipi_dsi_device *dsi)
>
> ctx->brightness = GAMMA_LEVEL_NUM - 1;
>
> - drm_panel_init(&ctx->panel, dev, &s6e8aa0_drm_funcs);
> + drm_panel_init(&ctx->panel, dev, &s6e8aa0_drm_funcs,
> + DRM_MODE_CONNECTOR_DSI);
>
> ret = drm_panel_add(&ctx->panel);
> if (ret < 0)
> diff --git a/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c
> b/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c
> index 0833d0c03adc..b3619ba443bd 100644
> --- a/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c
> +++ b/drivers/gpu/drm/panel/panel-seiko-43wvf1g.c
> @@ -274,7 +274,8 @@ static int seiko_panel_probe(struct device *dev,
> return -EPROBE_DEFER;
> }
>
> - drm_panel_init(&panel->base, dev, &seiko_panel_funcs);
> + drm_panel_init(&panel->base, dev, &seiko_panel_funcs,
> + DRM_MODE_CONNECTOR_DPI);
>
> err = drm_panel_add(&panel->base);
> if (err < 0)
> diff --git a/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c
> b/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c
> index 87a58cb4d945..5e136c3ba185 100644
> --- a/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c
> +++ b/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c
> @@ -329,7 +329,8 @@ static int sharp_panel_add(struct sharp_panel *sharp)
> if (IS_ERR(sharp->backlight))
> return PTR_ERR(sharp->backlight);
>
> - drm_panel_init(&sharp->base, &sharp->link1->dev, &sharp_panel_funcs);
> + drm_panel_init(&sharp->base, &sharp->link1->dev, &sharp_panel_funcs,
> + DRM_MODE_CONNECTOR_DSI);
>
> return drm_panel_add(&sharp->base);
> }
> diff --git a/drivers/gpu/drm/panel/panel-sharp-ls037v7dw01.c
> b/drivers/gpu/drm/panel/panel-sharp-ls037v7dw01.c
> index 96e3deb0e305..eeab7998c7de 100644
> --- a/drivers/gpu/drm/panel/panel-sharp-ls037v7dw01.c
> +++ b/drivers/gpu/drm/panel/panel-sharp-ls037v7dw01.c
> @@ -185,7 +185,8 @@ static int ls037v7dw01_probe(struct platform_device *pdev)
> return PTR_ERR(lcd->ud_gpio);
> }
>
> - drm_panel_init(&lcd->panel, &pdev->dev, &ls037v7dw01_funcs);
> + drm_panel_init(&lcd->panel, &pdev->dev, &ls037v7dw01_funcs,
> + DRM_MODE_CONNECTOR_DPI);
>
> return drm_panel_add(&lcd->panel);
> }
> diff --git a/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c
> b/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c
> index ffa844ee82ad..b963ba4ab589 100644
> --- a/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c
> +++ b/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c
> @@ -265,7 +265,7 @@ static int sharp_nt_panel_add(struct sharp_nt_panel
> *sharp_nt)
> return PTR_ERR(sharp_nt->backlight);
>
> drm_panel_init(&sharp_nt->base, &sharp_nt->dsi->dev,
> - &sharp_nt_panel_funcs);
> + &sharp_nt_panel_funcs, DRM_MODE_CONNECTOR_DSI);
>
> return drm_panel_add(&sharp_nt->base);
> }
> diff --git a/drivers/gpu/drm/panel/panel-simple.c
> b/drivers/gpu/drm/panel/panel-simple.c
> index b36c130d5cf0..4b92b27eba86 100644
> --- a/drivers/gpu/drm/panel/panel-simple.c
> +++ b/drivers/gpu/drm/panel/panel-simple.c
> @@ -94,6 +94,7 @@ struct panel_desc {
>
> u32 bus_format;
> u32 bus_flags;
> + int connector_type;
> };
>
> struct panel_simple {
> @@ -464,7 +465,8 @@ static int panel_simple_probe(struct device *dev, const
> struct panel_desc *desc)
> if (!of_get_display_timing(dev->of_node, "panel-timing", &dt))
> panel_simple_parse_panel_timing_node(dev, panel, &dt);
>
> - drm_panel_init(&panel->base, dev, &panel_simple_funcs);
> + drm_panel_init(&panel->base, dev, &panel_simple_funcs,
> + desc->connector_type);
>
> err = drm_panel_add(&panel->base);
> if (err < 0)
> @@ -831,6 +833,7 @@ static const struct panel_desc auo_g133han01 = {
> .unprepare = 1000,
> },
> .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_JEIDA,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct display_timing auo_g185han01_timings = {
> @@ -860,6 +863,7 @@ static const struct panel_desc auo_g185han01 = {
> .unprepare = 1000,
> },
> .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct display_timing auo_p320hvn03_timings = {
> @@ -888,6 +892,7 @@ static const struct panel_desc auo_p320hvn03 = {
> .unprepare = 500,
> },
> .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct drm_display_mode auo_t215hvn01_mode = {
> @@ -1203,6 +1208,7 @@ static const struct panel_desc dlc_dlc0700yzg_1 = {
> .disable = 200,
> },
> .bus_format = MEDIA_BUS_FMT_RGB666_1X7X3_SPWG,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct display_timing dlc_dlc1010gig_timing = {
> @@ -1233,6 +1239,7 @@ static const struct panel_desc dlc_dlc1010gig = {
> .unprepare = 60,
> },
> .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct drm_display_mode edt_et035012dm6_mode = {
> @@ -1499,6 +1506,7 @@ static const struct panel_desc hannstar_hsd070pww1 = {
> .height = 94,
> },
> .bus_format = MEDIA_BUS_FMT_RGB666_1X7X3_SPWG,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct display_timing hannstar_hsd100pxn1_timing = {
> @@ -1523,6 +1531,7 @@ static const struct panel_desc hannstar_hsd100pxn1 = {
> .height = 152,
> },
> .bus_format = MEDIA_BUS_FMT_RGB666_1X7X3_SPWG,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct drm_display_mode hitachi_tx23d38vm0caa_mode = {
> @@ -1629,6 +1638,7 @@ static const struct panel_desc innolux_g070y2_l01 = {
> .unprepare = 800,
> },
> .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct display_timing innolux_g101ice_l01_timing = {
> @@ -1657,6 +1667,7 @@ static const struct panel_desc innolux_g101ice_l01 = {
> .disable = 200,
> },
> .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct display_timing innolux_g121i1_l01_timing = {
> @@ -1684,6 +1695,7 @@ static const struct panel_desc innolux_g121i1_l01 = {
> .disable = 20,
> },
> .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct drm_display_mode innolux_g121x1_l03_mode = {
> @@ -1867,6 +1879,7 @@ static const struct panel_desc koe_tx31d200vm0baa = {
> .height = 109,
> },
> .bus_format = MEDIA_BUS_FMT_RGB666_1X7X3_SPWG,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct display_timing kyo_tcg121xglp_timing = {
> @@ -1891,6 +1904,7 @@ static const struct panel_desc kyo_tcg121xglp = {
> .height = 184,
> },
> .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct drm_display_mode lemaker_bl035_rgb_002_mode = {
> @@ -1939,6 +1953,7 @@ static const struct panel_desc lg_lb070wv8 = {
> .height = 91,
> },
> .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct drm_display_mode lg_lp079qx1_sp0v_mode = {
> @@ -2061,6 +2076,7 @@ static const struct panel_desc mitsubishi_aa070mc01 = {
> .disable = 400,
> },
> .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> .bus_flags = DRM_BUS_FLAG_DE_HIGH,
> };
>
> @@ -2089,6 +2105,7 @@ static const struct panel_desc nec_nl12880bc20_05 = {
> .disable = 50,
> },
> .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct drm_display_mode nec_nl4827hc19_05b_mode = {
> @@ -2191,6 +2208,7 @@ static const struct panel_desc nlt_nl192108ac18_02d = {
> .unprepare = 500,
> },
> .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct drm_display_mode nvd_9128_mode = {
> @@ -2214,6 +2232,7 @@ static const struct panel_desc nvd_9128 = {
> .height = 88,
> },
> .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct display_timing okaya_rs800480t_7x0gp_timing = {
> @@ -2626,6 +2645,7 @@ static const struct panel_desc sharp_lq101k1ly04 = {
> .height = 136,
> },
> .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_JEIDA,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct display_timing sharp_lq123p1jx31_timing = {
> @@ -2805,6 +2825,7 @@ static const struct panel_desc tianma_tm070jdhg30 = {
> .height = 95,
> },
> .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct display_timing tianma_tm070rvhg71_timing = {
> @@ -2829,6 +2850,7 @@ static const struct panel_desc tianma_tm070rvhg71 = {
> .height = 86,
> },
> .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct drm_display_mode ti_nspire_cx_lcd_mode[] = {
> @@ -2911,6 +2933,7 @@ static const struct panel_desc toshiba_lt089ac29000 = {
> },
> .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
> .bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct drm_display_mode tpk_f07a_0102_mode = {
> @@ -2981,6 +3004,7 @@ static const struct panel_desc urt_umsh_8596md_lvds = {
> .height = 91,
> },
> .bus_format = MEDIA_BUS_FMT_RGB666_1X7X3_SPWG,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct panel_desc urt_umsh_8596md_parallel = {
> diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7701.c
> b/drivers/gpu/drm/panel/panel-sitronix-st7701.c
> index 3f7bcd24aa81..ee3f23f45755 100644
> --- a/drivers/gpu/drm/panel/panel-sitronix-st7701.c
> +++ b/drivers/gpu/drm/panel/panel-sitronix-st7701.c
> @@ -369,7 +369,8 @@ static int st7701_dsi_probe(struct mipi_dsi_device *dsi)
> if (IS_ERR(st7701->backlight))
> return PTR_ERR(st7701->backlight);
>
> - drm_panel_init(&st7701->panel, &dsi->dev, &st7701_funcs);
> + drm_panel_init(&st7701->panel, &dsi->dev, &st7701_funcs,
> + DRM_MODE_CONNECTOR_DSI);
>
> /**
> * Once sleep out has been issued, ST7701 IC required to wait 120ms
> diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
> b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
> index 2eeaeee0dd7f..108a85bb6667 100644
> --- a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
> +++ b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
> @@ -381,7 +381,8 @@ static int st7789v_probe(struct spi_device *spi)
> spi_set_drvdata(spi, ctx);
> ctx->spi = spi;
>
> - drm_panel_init(&ctx->panel, &spi->dev, &st7789v_drm_funcs);
> + drm_panel_init(&ctx->panel, &spi->dev, &st7789v_drm_funcs,
> + DRM_MODE_CONNECTOR_DPI);
>
> ctx->power = devm_regulator_get(&spi->dev, "power");
> if (IS_ERR(ctx->power))
> diff --git a/drivers/gpu/drm/panel/panel-sony-acx565akm.c
> b/drivers/gpu/drm/panel/panel-sony-acx565akm.c
> index 5a2772b04b75..6f5ce5867ff9 100644
> --- a/drivers/gpu/drm/panel/panel-sony-acx565akm.c
> +++ b/drivers/gpu/drm/panel/panel-sony-acx565akm.c
> @@ -648,7 +648,8 @@ static int acx565akm_probe(struct spi_device *spi)
> return ret;
> }
>
> - drm_panel_init(&lcd->panel, &lcd->spi->dev, &acx565akm_funcs);
> + drm_panel_init(&lcd->panel, &lcd->spi->dev, &acx565akm_funcs,
> + DRM_MODE_CONNECTOR_DPI);
>
> ret = drm_panel_add(&lcd->panel);
> if (ret < 0) {
> diff --git a/drivers/gpu/drm/panel/panel-tpo-td028ttec1.c
> b/drivers/gpu/drm/panel/panel-tpo-td028ttec1.c
> index 8b1148d74e7b..1d08d03f509d 100644
> --- a/drivers/gpu/drm/panel/panel-tpo-td028ttec1.c
> +++ b/drivers/gpu/drm/panel/panel-tpo-td028ttec1.c
> @@ -347,7 +347,8 @@ static int td028ttec1_probe(struct spi_device *spi)
> return ret;
> }
>
> - drm_panel_init(&lcd->panel, &lcd->spi->dev, &td028ttec1_funcs);
> + drm_panel_init(&lcd->panel, &lcd->spi->dev, &td028ttec1_funcs,
> + DRM_MODE_CONNECTOR_DPI);
>
> return drm_panel_add(&lcd->panel);
> }
> diff --git a/drivers/gpu/drm/panel/panel-tpo-td043mtea1.c
> b/drivers/gpu/drm/panel/panel-tpo-td043mtea1.c
> index bbf0c2e1c90f..416aebd23b6a 100644
> --- a/drivers/gpu/drm/panel/panel-tpo-td043mtea1.c
> +++ b/drivers/gpu/drm/panel/panel-tpo-td043mtea1.c
> @@ -458,7 +458,8 @@ static int td043mtea1_probe(struct spi_device *spi)
> return ret;
> }
>
> - drm_panel_init(&lcd->panel, &lcd->spi->dev, &td043mtea1_funcs);
> + drm_panel_init(&lcd->panel, &lcd->spi->dev, &td043mtea1_funcs,
> + DRM_MODE_CONNECTOR_DPI);
>
> ret = drm_panel_add(&lcd->panel);
> if (ret < 0) {
> diff --git a/drivers/gpu/drm/panel/panel-tpo-tpg110.c
> b/drivers/gpu/drm/panel/panel-tpo-tpg110.c
> index 25524c26b241..1a5418ae2ccf 100644
> --- a/drivers/gpu/drm/panel/panel-tpo-tpg110.c
> +++ b/drivers/gpu/drm/panel/panel-tpo-tpg110.c
> @@ -457,7 +457,8 @@ static int tpg110_probe(struct spi_device *spi)
> if (ret)
> return ret;
>
> - drm_panel_init(&tpg->panel, dev, &tpg110_drm_funcs);
> + drm_panel_init(&tpg->panel, dev, &tpg110_drm_funcs,
> + DRM_MODE_CONNECTOR_DPI);
> spi_set_drvdata(spi, tpg);
>
> return drm_panel_add(&tpg->panel);
> diff --git a/drivers/gpu/drm/panel/panel-truly-nt35597.c
> b/drivers/gpu/drm/panel/panel-truly-nt35597.c
> index c3714be78837..0feea2456e14 100644
> --- a/drivers/gpu/drm/panel/panel-truly-nt35597.c
> +++ b/drivers/gpu/drm/panel/panel-truly-nt35597.c
> @@ -518,7 +518,8 @@ static int truly_nt35597_panel_add(struct truly_nt35597
> *ctx)
> /* dual port */
> gpiod_set_value(ctx->mode_gpio, 0);
>
> - drm_panel_init(&ctx->panel, dev, &truly_nt35597_drm_funcs);
> + drm_panel_init(&ctx->panel, dev, &truly_nt35597_drm_funcs,
> + DRM_MODE_CONNECTOR_DSI);
> drm_panel_add(&ctx->panel);
>
> return 0;
> diff --git a/include/drm/drm_panel.h b/include/drm/drm_panel.h
> index 4b9c656dc15e..ce8da64022b4 100644
> --- a/include/drm/drm_panel.h
> +++ b/include/drm/drm_panel.h
> @@ -139,6 +139,15 @@ struct drm_panel {
> */
> const struct drm_panel_funcs *funcs;
>
> + /**
> + * @connector_type:
> + *
> + * Type of the panel as a DRM_MODE_CONNECTOR_* value. This is used to
> + * initialise the drm_connector corresponding to the panel with the
> + * correct connector type.
> + */
> + int connector_type;
> +
> /**
> * @list:
> *
> @@ -148,7 +157,8 @@ struct drm_panel {
> };
>
> void drm_panel_init(struct drm_panel *panel, struct device *dev,
> - const struct drm_panel_funcs *funcs);
> + const struct drm_panel_funcs *funcs,
> + int connector_type);
>
> int drm_panel_add(struct drm_panel *panel);
> void drm_panel_remove(struct drm_panel *panel);
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