Hi Dmitry
On Thu, Jun 18, 2020 at 01:27:03AM +0300, Dmitry Osipenko wrote:
> The DRM panel bridge core requires connector type to be set up properly,
> otherwise it rejects the panel. The missing connector type problem popped
> up while I was trying to wrap CLAA070WP03XG panel into a DRM bridge in
> order to test whether panel's rotation property work properly using
> panel-simple driver on NVIDIA Tegra30 Nexus 7 tablet device, which uses
> CLAA070WP03XG display panel.
>
> The NVIDIA Tegra DRM driver recently gained DRM bridges support for the
> RGB output and now driver wraps directly-connected panels into DRM bridge.
> Hence all panels should have connector type set properly now, otherwise
> the panel's wrapping fails.
>
> This patch adds missing connector types for the LVDS panels that are found
> on NVIDIA Tegra devices:
>
> 1. AUO B101AW03
> 2. Chunghwa CLAA070WP03XG
> 3. Chunghwa CLAA101WA01A
> 4. Chunghwa CLAA101WB01
> 5. EDT ET057090DHU
> 6. Innolux N156BGE L21
> 7. Samsung LTN101NT05
>
> Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx>
Very good to have this fixed.
I went ahead and pushed this commit to drm-misc-next as it is really
independent from the rest of the series.
Sam
> ---
> drivers/gpu/drm/panel/panel-simple.c | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
> index 6764ac630e22..9eb2dbb7bfa6 100644
> --- a/drivers/gpu/drm/panel/panel-simple.c
> +++ b/drivers/gpu/drm/panel/panel-simple.c
> @@ -687,6 +687,7 @@ static const struct panel_desc auo_b101aw03 = {
> .width = 223,
> .height = 125,
> },
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct display_timing auo_b101ean01_timing = {
> @@ -1340,6 +1341,7 @@ static const struct panel_desc chunghwa_claa070wp03xg = {
> .width = 94,
> .height = 150,
> },
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct drm_display_mode chunghwa_claa101wa01a_mode = {
> @@ -1362,6 +1364,7 @@ static const struct panel_desc chunghwa_claa101wa01a = {
> .width = 220,
> .height = 120,
> },
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct drm_display_mode chunghwa_claa101wb01_mode = {
> @@ -1384,6 +1387,7 @@ static const struct panel_desc chunghwa_claa101wb01 = {
> .width = 223,
> .height = 125,
> },
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct drm_display_mode dataimage_scf0700c48ggu18_mode = {
> @@ -1573,6 +1577,7 @@ static const struct panel_desc edt_et057090dhu = {
> },
> .bus_format = MEDIA_BUS_FMT_RGB666_1X18,
> .bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_NEGEDGE,
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct drm_display_mode edt_etm0700g0dh6_mode = {
> @@ -2055,6 +2060,7 @@ static const struct panel_desc innolux_n156bge_l21 = {
> .width = 344,
> .height = 193,
> },
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct drm_display_mode innolux_p120zdg_bf1_mode = {
> @@ -3001,6 +3007,7 @@ static const struct panel_desc samsung_ltn101nt05 = {
> .width = 223,
> .height = 125,
> },
> + .connector_type = DRM_MODE_CONNECTOR_LVDS,
> };
>
> static const struct drm_display_mode samsung_ltn140at29_301_mode = {
> --
> 2.26.0
>
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