Re: [PATCH v6 3/7] drm/display: Add soft depend for aux-hpd-typec-dp-bridge module

Sebastian Reichel <[email protected]> Thu, 6 Aug 2026 20:01:13 +0200

Newsgroups	org.infradead.lists.linux-rockchip,org.freedesktop.lists.dri-devel,org.infradead.lists.linux-arm-kernel,org.infradead.lists.linux-phy,org.kernel.vger.linux-kernel
Message-ID	<anTLpHm_bIPSsdvz@venus>

Hi,

On Tue, Aug 04, 2026 at 03:07:26PM +0800, Chaoyi Chen wrote:
> From: Chaoyi Chen <[email protected]>
> 
> The aux-hpd-typec-dp-bridge module serves as a generic TypeC
> DisplayPort HPD bridge and is not required by any other
> module. Therefore, it will not be auto-loaded.
> 
> Given that the drm_display_helper module houses DisplayPort-related
> helper code, add a MODULE_SOFTDEP() within it to suggest loading the
> aux-hpd-typec-dp-bridge module beforehand.
> 
> Suggested-by: Sebastian Reichel <[email protected]>
> Signed-off-by: Chaoyi Chen <[email protected]>
> ---

Reviewed-by: Sebastian Reichel <[email protected]>
Tested-by: Sebastian Reichel <[email protected]>

Booting defconfig without manual HPD bridge registration works now :)

Greetings,

-- Sebastian

> 
> (no changes since v6)
> 
> ---
>  drivers/gpu/drm/display/drm_display_helper_mod.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/gpu/drm/display/drm_display_helper_mod.c b/drivers/gpu/drm/display/drm_display_helper_mod.c
> index d8a6e6228773..f0152d6b0b2d 100644
> --- a/drivers/gpu/drm/display/drm_display_helper_mod.c
> +++ b/drivers/gpu/drm/display/drm_display_helper_mod.c
> @@ -18,5 +18,6 @@ static void __exit drm_display_helper_module_exit(void)
>  	drm_dp_aux_dev_exit();
>  }
>  
> +MODULE_SOFTDEP("pre: aux-hpd-typec-dp-bridge");
>  module_init(drm_display_helper_module_init);
>  module_exit(drm_display_helper_module_exit);
> -- 
> 2.53.0
>

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