Hi Alexander,
On Tue, 25 Feb 2025 14:51:13 +0100
Alexander Stein <alexander.stein@xxxxxxxxxxxxxxx> wrote:
> Polarity for DE is stored in bridge state. Use this flag for setting
> the DE polarity in the bridge.
>
> Signed-off-by: Alexander Stein <alexander.stein@xxxxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/bridge/ti-sn65dsi83.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi83.c b/drivers/gpu/drm/bridge/ti-sn65dsi83.c
> index 54ad462d17ef7..95563aa1b450d 100644
> --- a/drivers/gpu/drm/bridge/ti-sn65dsi83.c
> +++ b/drivers/gpu/drm/bridge/ti-sn65dsi83.c
> @@ -561,6 +561,8 @@ static void sn65dsi83_atomic_pre_enable(struct drm_bridge *bridge,
> REG_LVDS_FMT_HS_NEG_POLARITY : 0) |
> (mode->flags & DRM_MODE_FLAG_NVSYNC ?
> REG_LVDS_FMT_VS_NEG_POLARITY : 0);
> + val |= bridge_state->output_bus_cfg.flags & DRM_BUS_FLAG_DE_LOW ?
> + REG_LVDS_FMT_DE_NEG_POLARITY : 0;
>
> /* Set up bits-per-pixel, 18bpp or 24bpp. */
> if (lvds_format_24bpp) {
Tested without regression on my system.
Tested-by: Herve Codina <herve.codina@xxxxxxxxxxx>
Best regards,
Hervé
