Re: [PATCH v2 2/9] drm/amdgpu: Do not set struct drm_driver.lastclose

[Daniel Vetter <daniel.vetter@ffwll.ch>]

On Mon, Aug 12, 2024 at 10:28:23AM +0200, Thomas Zimmermann wrote:
> Remove the implementation of struct drm_driver.lastclose. The hook
> was only necessary before in-kernel DRM clients existed, but is now
> obsolete. The code in amdgpu_driver_lastclose_kms() is performed by
> drm_lastclose().
> 
> v2:
> - update commit message
> 
> Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>

> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu.h     |  1 -
>  drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c |  2 --
>  drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 17 -----------------
>  3 files changed, 20 deletions(-)
> 
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
> index 137a88b8de45..4baeb6519fda 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
> @@ -1484,7 +1484,6 @@ extern const int amdgpu_max_kms_ioctl;
>  
>  int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags);
>  void amdgpu_driver_unload_kms(struct drm_device *dev);
> -void amdgpu_driver_lastclose_kms(struct drm_device *dev);
>  int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
>  void amdgpu_driver_postclose_kms(struct drm_device *dev,
>  				 struct drm_file *file_priv);
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
> index 094498a0964b..5dd39e6c6223 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
> @@ -2953,7 +2953,6 @@ static const struct drm_driver amdgpu_kms_driver = {
>  	    DRIVER_SYNCOBJ_TIMELINE,
>  	.open = amdgpu_driver_open_kms,
>  	.postclose = amdgpu_driver_postclose_kms,
> -	.lastclose = amdgpu_driver_lastclose_kms,
>  	.ioctls = amdgpu_ioctls_kms,
>  	.num_ioctls = ARRAY_SIZE(amdgpu_ioctls_kms),
>  	.dumb_create = amdgpu_mode_dumb_create,
> @@ -2980,7 +2979,6 @@ const struct drm_driver amdgpu_partition_driver = {
>  	    DRIVER_SYNCOBJ_TIMELINE,
>  	.open = amdgpu_driver_open_kms,
>  	.postclose = amdgpu_driver_postclose_kms,
> -	.lastclose = amdgpu_driver_lastclose_kms,
>  	.ioctls = amdgpu_ioctls_kms,
>  	.num_ioctls = ARRAY_SIZE(amdgpu_ioctls_kms),
>  	.dumb_create = amdgpu_mode_dumb_create,
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
> index 66782be5917b..0a799942343d 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
> @@ -1269,23 +1269,6 @@ int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
>  	return 0;
>  }
>  
> -
> -/*
> - * Outdated mess for old drm with Xorg being in charge (void function now).
> - */
> -/**
> - * amdgpu_driver_lastclose_kms - drm callback for last close
> - *
> - * @dev: drm dev pointer
> - *
> - * Switch vga_switcheroo state after last close (all asics).
> - */
> -void amdgpu_driver_lastclose_kms(struct drm_device *dev)
> -{
> -	drm_fb_helper_lastclose(dev);
> -	vga_switcheroo_process_delayed_switch();
> -}
> -
>  /**
>   * amdgpu_driver_open_kms - drm callback for open
>   *
> -- 
> 2.46.0
> 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch