Re: [PATCH] drm/komeda: Initialize and enable output polling on Komeda

[Liviu Dudau <Liviu.Dudau@arm.com>]

On Fri, Jul 26, 2019 at 08:00:29AM +0000, Lowry Li (Arm Technology China) wrote:
> Initialize and enable output polling on Komeda.
> 
> Signed-off-by: Lowry Li (Arm Technology China) <lowry.li@arm.com>
> ---
>  drivers/gpu/drm/arm/display/komeda/komeda_kms.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_kms.c b/drivers/gpu/drm/arm/display/komeda/komeda_kms.c
> index 1462bac..26f2919 100644
> --- a/drivers/gpu/drm/arm/display/komeda/komeda_kms.c
> +++ b/drivers/gpu/drm/arm/display/komeda/komeda_kms.c
> @@ -15,6 +15,7 @@
>  #include <drm/drm_gem_framebuffer_helper.h>
>  #include <drm/drm_irq.h>
>  #include <drm/drm_vblank.h>
> +#include <drm/drm_probe_helper.h>
>  
>  #include "komeda_dev.h"
>  #include "komeda_framebuffer.h"
> @@ -331,6 +332,8 @@ struct komeda_kms_dev *komeda_kms_attach(struct komeda_dev *mdev)
>  	if (err)
>  		goto uninstall_irq;
>  
> +	drm_kms_helper_poll_init(drm);

Most of the drivers call this before registering the driver. But this is all
moot because I can't apply the patch on top of drm-misc-next, so not having
full context of what komeda_kms_attach looks like in your tree.

Best regards,
Liviu

> +
>  	return kms;
>  
>  uninstall_irq:
> @@ -348,6 +351,7 @@ void komeda_kms_detach(struct komeda_kms_dev *kms)
>  	struct drm_device *drm = &kms->base;
>  	struct komeda_dev *mdev = drm->dev_private;
>  
> +	drm_kms_helper_poll_fini(drm);
>  	mdev->funcs->disable_irq(mdev);
>  	drm_dev_unregister(drm);
>  	drm_irq_uninstall(drm);
> -- 
> 1.9.1
> 

-- 
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