[Intel-gfx] [PATCH 40/44] drm/cirrus: Don't use drm_device->dev_private

[Thomas Zimmermann]

Am 03.04.20 um 15:58 schrieb Daniel Vetter:
> Upcasting using a container_of macro is more typesafe, faster and
> easier for the compiler to optimize.
> 
> Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
> Cc: Dave Airlie <airlied at redhat.com>
> Cc: Gerd Hoffmann <kraxel at redhat.com>
> Cc: Daniel Vetter <daniel.vetter at ffwll.ch>
> Cc: "Noralf Trønnes" <noralf at tronnes.org>
> Cc: Sam Ravnborg <sam at ravnborg.org>
> Cc: Eric Anholt <eric at anholt.net>
> Cc: Thomas Zimmermann <tzimmermann at suse.de>
> Cc: virtualization at lists.linux-foundation.org
> ---
>  drivers/gpu/drm/cirrus/cirrus.c | 9 +++++----
>  1 file changed, 5 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/gpu/drm/cirrus/cirrus.c b/drivers/gpu/drm/cirrus/cirrus.c
> index 4b65637147ba..744a8e337e41 100644
> --- a/drivers/gpu/drm/cirrus/cirrus.c
> +++ b/drivers/gpu/drm/cirrus/cirrus.c
> @@ -59,6 +59,8 @@ struct cirrus_device {
>  	void __iomem		       *mmio;
>  };
>  
> +#define to_cirrus(_dev) container_of(_dev, struct cirrus_device, dev)
> +

Maybe to_cirrus_device() ? I had the same comment for vbox and I think
it applies to all patches.

Best regards
Thomas

>  /* ------------------------------------------------------------------ */
>  /*
>   * The meat of this driver. The core passes us a mode and we have to program
> @@ -311,7 +313,7 @@ static int cirrus_mode_set(struct cirrus_device *cirrus,
>  static int cirrus_fb_blit_rect(struct drm_framebuffer *fb,
>  			       struct drm_rect *rect)
>  {
> -	struct cirrus_device *cirrus = fb->dev->dev_private;
> +	struct cirrus_device *cirrus = to_cirrus(fb->dev);
>  	void *vmap;
>  	int idx, ret;
>  
> @@ -436,7 +438,7 @@ static void cirrus_pipe_enable(struct drm_simple_display_pipe *pipe,
>  			       struct drm_crtc_state *crtc_state,
>  			       struct drm_plane_state *plane_state)
>  {
> -	struct cirrus_device *cirrus = pipe->crtc.dev->dev_private;
> +	struct cirrus_device *cirrus = to_cirrus(pipe->crtc.dev);
>  
>  	cirrus_mode_set(cirrus, &crtc_state->mode, plane_state->fb);
>  	cirrus_fb_blit_fullscreen(plane_state->fb);
> @@ -445,7 +447,7 @@ static void cirrus_pipe_enable(struct drm_simple_display_pipe *pipe,
>  static void cirrus_pipe_update(struct drm_simple_display_pipe *pipe,
>  			       struct drm_plane_state *old_state)
>  {
> -	struct cirrus_device *cirrus = pipe->crtc.dev->dev_private;
> +	struct cirrus_device *cirrus = to_cirrus(pipe->crtc.dev);
>  	struct drm_plane_state *state = pipe->plane.state;
>  	struct drm_crtc *crtc = &pipe->crtc;
>  	struct drm_rect rect;
> @@ -573,7 +575,6 @@ static int cirrus_pci_probe(struct pci_dev *pdev,
>  		return PTR_ERR(cirrus);
>  
>  	dev = &cirrus->dev;
> -	dev->dev_private = cirrus;
>  
>  	cirrus->vram = devm_ioremap(&pdev->dev, pci_resource_start(pdev, 0),
>  				    pci_resource_len(pdev, 0));
> 

-- 
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Felix Imendörffer

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