On Mon, Jul 16, 2018 at 10:56:13AM +0100, Alexandru Gheorghe wrote:
> Set possible_clones field to report that the writeback connector and
> the one driving the display could be enabled at the same time.
> 
> Signed-off-by: Alexandru Gheorghe <alexandru-cosmin.gheor...@arm.com>

Acked-by: Liviu Dudau <liviu.du...@arm.com>

> 
> Changes since v2:
>   - Use proper style for multi-line comments.
> ---
>  drivers/gpu/drm/arm/malidp_drv.c | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/drivers/gpu/drm/arm/malidp_drv.c 
> b/drivers/gpu/drm/arm/malidp_drv.c
> index 5b72605..4169a72 100644
> --- a/drivers/gpu/drm/arm/malidp_drv.c
> +++ b/drivers/gpu/drm/arm/malidp_drv.c
> @@ -616,6 +616,7 @@ static int malidp_bind(struct device *dev)
>       struct malidp_hw_device *hwdev;
>       struct platform_device *pdev = to_platform_device(dev);
>       struct of_device_id const *dev_id;
> +     struct drm_encoder *encoder;
>       /* number of lines for the R, G and B output */
>       u8 output_width[MAX_OUTPUT_CHANNELS];
>       int ret = 0, i;
> @@ -737,6 +738,16 @@ static int malidp_bind(struct device *dev)
>               goto bind_fail;
>       }
>  
> +     /*
> +      * We expect to have a maximum of two encoders one for the actual
> +      * display and a virtual one for the writeback connector
> +      */
> +     WARN_ON(drm->mode_config.num_encoder > 2);
> +     list_for_each_entry(encoder, &drm->mode_config.encoder_list, head) {
> +             encoder->possible_clones =
> +                             (1 << drm->mode_config.num_encoder) -  1;
> +     }
> +
>       ret = malidp_irq_init(pdev);
>       if (ret < 0)
>               goto irq_init_fail;
> -- 
> 2.7.4
> 

-- 
====================
| I would like to |
| fix the world,  |
| but they're not |
| giving me the   |
 \ source code!  /
  ---------------
    ¯\_(ツ)_/¯
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