[PATCH v2 00/12] drm/imx/ipuv3: switch LDB and parallel-display driver to use drm_bridge_connector

Dmitry Baryshkov dmitry.baryshkov at linaro.org
Tue Apr 16 14:58:57 PDT 2024


On Sun, Mar 31, 2024 at 11:28:57PM +0300, Dmitry Baryshkov wrote:
> The IPUv3 DRM i.MX driver contains several codepaths for different
> usescases: both LDB and paralllel-display drivers handle next-bridge,
> panel and the legacy display-timings DT node on their own.
> 
> Drop unused ddc-i2c-bus and edid handling (none of the DT files merged
> upstream ever used these features), switch to panel-bridge driver,
> removing the need to handle drm_panel codepaths separately and finally
> switch to drm_bridge_connector, removing requirement for the downstream
> bridges to create drm_connector on their own.
> 
> This has been tested on the iMX53 with the DPI panel attached to LDB via
> LVDS decoder, using all possible usecases (lvds-codec + panel, panel
> linked directly to LDB node and the display-timings node).
> 
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
> ---
> Changes in v2:
> - Fixed drm_bridge_attach flags in imx/parallel-display driver.
> - Moved the legacy bridge to drivers/gpu/drm/bridge
> - Added missing EXPORT_SYMBOL_GPL to the iMX legacy bridge
> - Link to v1: https://lore.kernel.org/r/20240311-drm-imx-cleanup-v1-0-e104f05caa51@linaro.org

Phillip, Shawn, Sascha, any comments on this patchset?


-- 
With best wishes
Dmitry



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