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* [PATCH] drm/msm: Fix fb plane offset calculation
@ 2022-05-10 16:52 Rob Clark
  2022-05-10 17:39 ` Abhinav Kumar
                   ` (2 more replies)
  0 siblings, 3 replies; 5+ messages in thread
From: Rob Clark @ 2022-05-10 16:52 UTC (permalink / raw)
  To: dri-devel
  Cc: freedreno, linux-arm-msm, Rob Clark, Rob Clark, Sean Paul,
	Abhinav Kumar, David Airlie, Daniel Vetter, Dmitry Baryshkov,
	open list

From: Rob Clark <robdclark@chromium.org>

The offset got dropped by accident.

Fixes: d413e6f97134 ("drm/msm: Drop msm_gem_iova()")
Signed-off-by: Rob Clark <robdclark@chromium.org>
---
 drivers/gpu/drm/msm/msm_fb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/msm/msm_fb.c b/drivers/gpu/drm/msm/msm_fb.c
index 362775ae50af..4269da268a4a 100644
--- a/drivers/gpu/drm/msm/msm_fb.c
+++ b/drivers/gpu/drm/msm/msm_fb.c
@@ -118,7 +118,7 @@ uint32_t msm_framebuffer_iova(struct drm_framebuffer *fb,
 		struct msm_gem_address_space *aspace, int plane)
 {
 	struct msm_framebuffer *msm_fb = to_msm_framebuffer(fb);
-	return msm_fb->iova[plane];
+	return msm_fb->iova[plane] + fb->offsets[plane];
 }
 
 struct drm_gem_object *msm_framebuffer_bo(struct drm_framebuffer *fb, int plane)
-- 
2.35.1


^ permalink raw reply related	[flat|nested] 5+ messages in thread

* Re: [PATCH] drm/msm: Fix fb plane offset calculation
  2022-05-10 16:52 [PATCH] drm/msm: Fix fb plane offset calculation Rob Clark
@ 2022-05-10 17:39 ` Abhinav Kumar
  2022-05-10 17:45 ` Dmitry Baryshkov
  2022-05-10 18:08 ` Stephen Boyd
  2 siblings, 0 replies; 5+ messages in thread
From: Abhinav Kumar @ 2022-05-10 17:39 UTC (permalink / raw)
  To: Rob Clark, dri-devel
  Cc: Rob Clark, David Airlie, linux-arm-msm, open list, Sean Paul,
	Dmitry Baryshkov, freedreno



On 5/10/2022 9:52 AM, Rob Clark wrote:
> From: Rob Clark <robdclark@chromium.org>
> 
> The offset got dropped by accident.
> 
> Fixes: d413e6f97134 ("drm/msm: Drop msm_gem_iova()")
> Signed-off-by: Rob Clark <robdclark@chromium.org>
Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
> ---
>   drivers/gpu/drm/msm/msm_fb.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/msm/msm_fb.c b/drivers/gpu/drm/msm/msm_fb.c
> index 362775ae50af..4269da268a4a 100644
> --- a/drivers/gpu/drm/msm/msm_fb.c
> +++ b/drivers/gpu/drm/msm/msm_fb.c
> @@ -118,7 +118,7 @@ uint32_t msm_framebuffer_iova(struct drm_framebuffer *fb,
>   		struct msm_gem_address_space *aspace, int plane)
>   {
>   	struct msm_framebuffer *msm_fb = to_msm_framebuffer(fb);
> -	return msm_fb->iova[plane];
> +	return msm_fb->iova[plane] + fb->offsets[plane];
>   }
>   
>   struct drm_gem_object *msm_framebuffer_bo(struct drm_framebuffer *fb, int plane)

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH] drm/msm: Fix fb plane offset calculation
  2022-05-10 16:52 [PATCH] drm/msm: Fix fb plane offset calculation Rob Clark
  2022-05-10 17:39 ` Abhinav Kumar
@ 2022-05-10 17:45 ` Dmitry Baryshkov
  2022-05-10 17:54   ` Rob Clark
  2022-05-10 18:08 ` Stephen Boyd
  2 siblings, 1 reply; 5+ messages in thread
From: Dmitry Baryshkov @ 2022-05-10 17:45 UTC (permalink / raw)
  To: Rob Clark
  Cc: dri-devel, freedreno, linux-arm-msm, Rob Clark, Sean Paul,
	Abhinav Kumar, David Airlie, Daniel Vetter, open list

On Tue, 10 May 2022 at 19:52, Rob Clark <robdclark@gmail.com> wrote:
>
> From: Rob Clark <robdclark@chromium.org>
>
> The offset got dropped by accident.
>
> Fixes: d413e6f97134 ("drm/msm: Drop msm_gem_iova()")
> Signed-off-by: Rob Clark <robdclark@chromium.org>

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

> ---
>  drivers/gpu/drm/msm/msm_fb.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/msm/msm_fb.c b/drivers/gpu/drm/msm/msm_fb.c
> index 362775ae50af..4269da268a4a 100644
> --- a/drivers/gpu/drm/msm/msm_fb.c
> +++ b/drivers/gpu/drm/msm/msm_fb.c
> @@ -118,7 +118,7 @@ uint32_t msm_framebuffer_iova(struct drm_framebuffer *fb,
>                 struct msm_gem_address_space *aspace, int plane)
>  {
>         struct msm_framebuffer *msm_fb = to_msm_framebuffer(fb);
> -       return msm_fb->iova[plane];
> +       return msm_fb->iova[plane] + fb->offsets[plane];

Nit: can we push fb->offsets handling into msm_framebuffer_prepare()
instead? Then the msm_framebuffer_iova() would become trivial?

>  }
>
>  struct drm_gem_object *msm_framebuffer_bo(struct drm_framebuffer *fb, int plane)
> --
> 2.35.1
>


-- 
With best wishes
Dmitry

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH] drm/msm: Fix fb plane offset calculation
  2022-05-10 17:45 ` Dmitry Baryshkov
@ 2022-05-10 17:54   ` Rob Clark
  0 siblings, 0 replies; 5+ messages in thread
From: Rob Clark @ 2022-05-10 17:54 UTC (permalink / raw)
  To: Dmitry Baryshkov
  Cc: dri-devel, freedreno, linux-arm-msm, Rob Clark, Sean Paul,
	Abhinav Kumar, David Airlie, Daniel Vetter, open list

On Tue, May 10, 2022 at 10:46 AM Dmitry Baryshkov
<dmitry.baryshkov@linaro.org> wrote:
>
> On Tue, 10 May 2022 at 19:52, Rob Clark <robdclark@gmail.com> wrote:
> >
> > From: Rob Clark <robdclark@chromium.org>
> >
> > The offset got dropped by accident.
> >
> > Fixes: d413e6f97134 ("drm/msm: Drop msm_gem_iova()")
> > Signed-off-by: Rob Clark <robdclark@chromium.org>
>
> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
>
> > ---
> >  drivers/gpu/drm/msm/msm_fb.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/gpu/drm/msm/msm_fb.c b/drivers/gpu/drm/msm/msm_fb.c
> > index 362775ae50af..4269da268a4a 100644
> > --- a/drivers/gpu/drm/msm/msm_fb.c
> > +++ b/drivers/gpu/drm/msm/msm_fb.c
> > @@ -118,7 +118,7 @@ uint32_t msm_framebuffer_iova(struct drm_framebuffer *fb,
> >                 struct msm_gem_address_space *aspace, int plane)
> >  {
> >         struct msm_framebuffer *msm_fb = to_msm_framebuffer(fb);
> > -       return msm_fb->iova[plane];
> > +       return msm_fb->iova[plane] + fb->offsets[plane];
>
> Nit: can we push fb->offsets handling into msm_framebuffer_prepare()
> instead? Then the msm_framebuffer_iova() would become trivial?

I'd briefly considered it, but ended up putting it here simply because
that is where the offset addition was prior to d413e6f97134.  Whether
that is a good reason or not, idk.  (Prior to d413e6f97134 it needed
to be here, now it doesn't)

BR,
-R

> >  }
> >
> >  struct drm_gem_object *msm_framebuffer_bo(struct drm_framebuffer *fb, int plane)
> > --
> > 2.35.1
> >
>
>
> --
> With best wishes
> Dmitry

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH] drm/msm: Fix fb plane offset calculation
  2022-05-10 16:52 [PATCH] drm/msm: Fix fb plane offset calculation Rob Clark
  2022-05-10 17:39 ` Abhinav Kumar
  2022-05-10 17:45 ` Dmitry Baryshkov
@ 2022-05-10 18:08 ` Stephen Boyd
  2 siblings, 0 replies; 5+ messages in thread
From: Stephen Boyd @ 2022-05-10 18:08 UTC (permalink / raw)
  To: Rob Clark, dri-devel
  Cc: freedreno, linux-arm-msm, Rob Clark, Sean Paul, Abhinav Kumar,
	David Airlie, Daniel Vetter, Dmitry Baryshkov, linux-kernel

Quoting Rob Clark (2022-05-10 09:52:16)
> From: Rob Clark <robdclark@chromium.org>
>
> The offset got dropped by accident.
>
> Fixes: d413e6f97134 ("drm/msm: Drop msm_gem_iova()")
> Signed-off-by: Rob Clark <robdclark@chromium.org>
> ---

Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Tested-by: Stephen Boyd <swboyd@chromium.org> # CoachZ

^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2022-05-10 18:08 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
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2022-05-10 16:52 [PATCH] drm/msm: Fix fb plane offset calculation Rob Clark
2022-05-10 17:39 ` Abhinav Kumar
2022-05-10 17:45 ` Dmitry Baryshkov
2022-05-10 17:54   ` Rob Clark
2022-05-10 18:08 ` Stephen Boyd

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