Subject: Re: [PATCH v4 17/23] drm/ast: Provide ddc symlink in connector sysfs directory

From: Sam Ravnborg <[email-masked]>
Date: Tue, 23 Jul 2019 11:09:04 +0200

Hi Andrzej.

On Thu, Jul 11, 2019 at 01:26:44PM +0200, Andrzej Pietrasiewicz wrote:
> Use the ddc pointer provided by the generic connector.
> 
> Signed-off-by: Andrzej Pietrasiewicz <[email-masked]>
> ---
>  drivers/gpu/drm/ast/ast_mode.c | 9 +++++----
>  1 file changed, 5 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c
> index ffccbef962a4..1ca9bc4aa3bb 100644
> --- a/drivers/gpu/drm/ast/ast_mode.c
> +++ b/drivers/gpu/drm/ast/ast_mode.c
> @@ -890,6 +890,11 @@ static int ast_connector_init(struct drm_device *dev)
>  		return -ENOMEM;
>  
>  	connector = &ast_connector->base;
> +	ast_connector->i2c = ast_i2c_create(dev);
> +	if (!ast_connector->i2c)
> +		DRM_ERROR("failed to add ddc bus for connector\n");
> +
> +	connector->ddc = &ast_connector->i2c->adapter;
>  	drm_connector_init(dev, connector, &ast_connector_funcs, DRM_MODE_CONNECTOR_VGA);
>  
>  	drm_connector_helper_add(connector, &ast_connector_helper_funcs);
Again, assigning before drm_connector_init().
I did not audit the remaining patches - you got the idea.

	Sam

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