Re: [PATCH v5 06/11] drm/rockchip: Use dirtyfb helper

[Sean Paul <sean@poorly.run>]

On Tue, Jun 11, 2019 at 07:39:12PM +0200, Daniel Vetter wrote:
> On Tue, Jun 11, 2019 at 12:08:20PM -0400, Sean Paul wrote:
> > From: Sean Paul <seanpaul@chromium.org>
> > 
> > Instead of flushing all vops every time we get a dirtyfb call, use the
> > damage helper to kick off an atomic commit. Even though we don't use
> > damage clips, the helper commit will force us through the normal
> > psr_inhibit_get/put sequence.
> > 
> > Changes in v3:
> > - Added to the set
> > Changes in v4:
> > - None
> > Changes in v5:
> > - None
> > 
> > Link to v3: https://patchwork.freedesktop.org/patch/msgid/20190502194956.218441-7-sean@poorly.run
> > Link to v4: https://patchwork.freedesktop.org/patch/msgid/20190508160920.144739-7-sean@poorly.run
> > 
> > Suggested-by: Daniel Vetter <daniel@ffwll.ch>
> > Tested-by: Heiko Stuebner <heiko@sntech.de>
> > Signed-off-by: Sean Paul <seanpaul@chromium.org>
> 
> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>

Thanks!

> 
> btw somewhat bigger fish to fry, but imo also very much worth it:
> Switching over to the generic fbdev emulation.

Agreed, this tends to get swept under the rug on CrOS devices since we don't use
fbdev :/

> 
> Also, since everything up to this one is reviewed I think would be good to
> land that part already. So I can go around and haggle this to other
> drivers :-)

Sounds good to me, it'll be nice to offload some of the patches I've been
carrying.

Thanks again for the reviews,

Sean

> -Daniel
> 
> > ---
> >  drivers/gpu/drm/rockchip/rockchip_drm_fb.c | 13 ++-----------
> >  1 file changed, 2 insertions(+), 11 deletions(-)
> > 
> > diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
> > index 31030cf81bc97..a888e31aa545a 100644
> > --- a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
> > +++ b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
> > @@ -16,6 +16,7 @@
> >  #include <drm/drm.h>
> >  #include <drm/drmP.h>
> >  #include <drm/drm_atomic.h>
> > +#include <drm/drm_damage_helper.h>
> >  #include <drm/drm_fb_helper.h>
> >  #include <drm/drm_gem_framebuffer_helper.h>
> >  #include <drm/drm_probe_helper.h>
> > @@ -25,20 +26,10 @@
> >  #include "rockchip_drm_gem.h"
> >  #include "rockchip_drm_psr.h"
> >  
> > -static int rockchip_drm_fb_dirty(struct drm_framebuffer *fb,
> > -				 struct drm_file *file,
> > -				 unsigned int flags, unsigned int color,
> > -				 struct drm_clip_rect *clips,
> > -				 unsigned int num_clips)
> > -{
> > -	rockchip_drm_psr_flush_all(fb->dev);
> > -	return 0;
> > -}
> > -
> >  static const struct drm_framebuffer_funcs rockchip_drm_fb_funcs = {
> >  	.destroy       = drm_gem_fb_destroy,
> >  	.create_handle = drm_gem_fb_create_handle,
> > -	.dirty	       = rockchip_drm_fb_dirty,
> > +	.dirty	       = drm_atomic_helper_dirtyfb,
> >  };
> >  
> >  static struct drm_framebuffer *
> > -- 
> > Sean Paul, Software Engineer, Google / Chromium OS
> > 
> 
> -- 
> Daniel Vetter
> Software Engineer, Intel Corporation
> http://blog.ffwll.ch

-- 
Sean Paul, Software Engineer, Google / Chromium OS
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