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Groups > linux.kernel > #1701632 > unrolled thread

linux-next: manual merge of the drm-misc tree with Linus' tree

Started byStephen Rothwell <sfr@canb.auug.org.au>
First post2017-08-02 04:30 +0200
Last post2017-08-10 04:10 +0200
Articles 2 — 1 participant

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  linux-next: manual merge of the drm-misc tree with Linus' tree Stephen Rothwell <sfr@canb.auug.org.au> - 2017-08-02 04:30 +0200
    Re: linux-next: manual merge of the drm-misc tree with Linus' tree Stephen Rothwell <sfr@canb.auug.org.au> - 2017-08-10 04:10 +0200

#1701632 — linux-next: manual merge of the drm-misc tree with Linus' tree

FromStephen Rothwell <sfr@canb.auug.org.au>
Date2017-08-02 04:30 +0200
Subjectlinux-next: manual merge of the drm-misc tree with Linus' tree
Message-ID<u9RA5-3Rb-5@gated-at.bofh.it>
Hi all,

Today's linux-next merge of the drm-misc tree got a conflict in:

  drivers/gpu/drm/nouveau/nv50_display.c

between commit:

  4a5431af19bc ("drm/nouveau/kms/nv50: update vblank state in response to modeset actions")

from Linus' tree and commit:

  3c847d6cdadb ("drm/nouveau: Convert nouveau to use new iterator macros, v2.")

from the drm-misc tree.

I fixed it up (I think - see below) and can carry the fix as necessary.
This is now fixed as far as linux-next is concerned, but any non
trivial conflicts should be mentioned to your upstream maintainer when
your tree is submitted for merging.  You may also want to consider
cooperating with the maintainer of the conflicting tree to minimise any
particularly complex conflicts.

-- 
Cheers,
Stephen Rothwell

diff --cc drivers/gpu/drm/nouveau/nv50_display.c
index 9d40b2a8be4d,bd1199b67eb4..000000000000
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@@ -3941,8 -3933,6 +3942,8 @@@ nv50_disp_atomic_commit_tail(struct drm
  
  		NV_ATOMIC(drm, "%s: clr %04x (set %04x)\n", crtc->name,
  			  asyh->clr.mask, asyh->set.mask);
- 		if (crtc_state->active && !asyh->state.active)
++		if (new_crtc_state->active && !asyh->state.active)
 +			drm_crtc_vblank_off(crtc);
  
  		if (asyh->clr.mask) {
  			nv50_head_flush_clr(head, asyh, atom->flush_disable);
@@@ -4028,13 -4018,11 +4029,13 @@@
  			nv50_head_flush_set(head, asyh);
  			interlock_core = 1;
  		}
 -	}
  
 -	for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) {
 -		if (new_crtc_state->event)
 -			drm_crtc_vblank_get(crtc);
 +		if (asyh->state.active) {
- 			if (!crtc_state->active)
++			if (!new_crtc_state->active)
 +				drm_crtc_vblank_on(crtc);
 +			if (asyh->state.event)
 +				drm_crtc_vblank_get(crtc);
 +		}
  	}
  
  	/* Update plane(s). */
@@@ -4077,18 -4065,16 +4078,18 @@@
  			NV_ERROR(drm, "%s: timeout\n", plane->name);
  	}
  
- 	for_each_crtc_in_state(state, crtc, crtc_state, i) {
- 		if (crtc->state->event) {
+ 	for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) {
+ 		if (new_crtc_state->event) {
  			unsigned long flags;
  			/* Get correct count/ts if racing with vblank irq */
 -			drm_crtc_accurate_vblank_count(crtc);
 +			if (crtc->state->active)
 +				drm_crtc_accurate_vblank_count(crtc);
  			spin_lock_irqsave(&crtc->dev->event_lock, flags);
- 			drm_crtc_send_vblank_event(crtc, crtc->state->event);
+ 			drm_crtc_send_vblank_event(crtc, new_crtc_state->event);
  			spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
- 			crtc->state->event = NULL;
+ 			new_crtc_state->event = NULL;
 -			drm_crtc_vblank_put(crtc);
 +			if (crtc->state->active)
 +				drm_crtc_vblank_put(crtc);
  		}
  	}
  

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#1708139

FromStephen Rothwell <sfr@canb.auug.org.au>
Date2017-08-10 04:10 +0200
Message-ID<ucL57-7zz-7@gated-at.bofh.it>
In reply to#1701632
Hi Dave,

On Wed, 2 Aug 2017 12:23:06 +1000 Stephen Rothwell <sfr@canb.auug.org.au> wrote:
>
> Today's linux-next merge of the drm-misc tree got a conflict in:
> 
>   drivers/gpu/drm/nouveau/nv50_display.c
> 
> between commit:
> 
>   4a5431af19bc ("drm/nouveau/kms/nv50: update vblank state in response to modeset actions")
> 
> from Linus' tree and commit:
> 
>   3c847d6cdadb ("drm/nouveau: Convert nouveau to use new iterator macros, v2.")
> 
> from the drm-misc tree.
> 
> I fixed it up (I think - see below) and can carry the fix as necessary.
> This is now fixed as far as linux-next is concerned, but any non
> trivial conflicts should be mentioned to your upstream maintainer when
> your tree is submitted for merging.  You may also want to consider
> cooperating with the maintainer of the conflicting tree to minimise any
> particularly complex conflicts.
> 
> -- 
> Cheers,
> Stephen Rothwell
> 
> diff --cc drivers/gpu/drm/nouveau/nv50_display.c
> index 9d40b2a8be4d,bd1199b67eb4..000000000000
> --- a/drivers/gpu/drm/nouveau/nv50_display.c
> +++ b/drivers/gpu/drm/nouveau/nv50_display.c
> @@@ -3941,8 -3933,6 +3942,8 @@@ nv50_disp_atomic_commit_tail(struct drm
>   
>   		NV_ATOMIC(drm, "%s: clr %04x (set %04x)\n", crtc->name,
>   			  asyh->clr.mask, asyh->set.mask);
> - 		if (crtc_state->active && !asyh->state.active)
> ++		if (new_crtc_state->active && !asyh->state.active)
>  +			drm_crtc_vblank_off(crtc);
>   
>   		if (asyh->clr.mask) {
>   			nv50_head_flush_clr(head, asyh, atom->flush_disable);
> @@@ -4028,13 -4018,11 +4029,13 @@@
>   			nv50_head_flush_set(head, asyh);
>   			interlock_core = 1;
>   		}
>  -	}
>   
>  -	for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) {
>  -		if (new_crtc_state->event)
>  -			drm_crtc_vblank_get(crtc);
>  +		if (asyh->state.active) {
> - 			if (!crtc_state->active)
> ++			if (!new_crtc_state->active)
>  +				drm_crtc_vblank_on(crtc);
>  +			if (asyh->state.event)
>  +				drm_crtc_vblank_get(crtc);
>  +		}
>   	}
>   
>   	/* Update plane(s). */
> @@@ -4077,18 -4065,16 +4078,18 @@@
>   			NV_ERROR(drm, "%s: timeout\n", plane->name);
>   	}
>   
> - 	for_each_crtc_in_state(state, crtc, crtc_state, i) {
> - 		if (crtc->state->event) {
> + 	for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) {
> + 		if (new_crtc_state->event) {
>   			unsigned long flags;
>   			/* Get correct count/ts if racing with vblank irq */
>  -			drm_crtc_accurate_vblank_count(crtc);
>  +			if (crtc->state->active)
>  +				drm_crtc_accurate_vblank_count(crtc);
>   			spin_lock_irqsave(&crtc->dev->event_lock, flags);
> - 			drm_crtc_send_vblank_event(crtc, crtc->state->event);
> + 			drm_crtc_send_vblank_event(crtc, new_crtc_state->event);
>   			spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
> - 			crtc->state->event = NULL;
> + 			new_crtc_state->event = NULL;
>  -			drm_crtc_vblank_put(crtc);
>  +			if (crtc->state->active)
>  +				drm_crtc_vblank_put(crtc);
>   		}
>   	}
>   

This conflict is now between the drm tree and Linus' tree.

-- 
Cheers,
Stephen Rothwell

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