[Intel-gfx] [PATCH 15/16] drm/nouveau: Convert nouveau to use new iterator macros

Maarten Lankhorst maarten.lankhorst at linux.intel.com
Thu Jul 13 13:51:03 UTC 2017


Op 13-07-17 om 14:33 schreef Daniel Vetter:
> On Wed, Jul 12, 2017 at 10:13:43AM +0200, Maarten Lankhorst wrote:
>> Use the new atomic iterator macros, the old ones are about to be
>> removed. With the new macros, it's more easy to get old and new state so
>> get them from the macros instead of from obj->state.
>>
>> Signed-off-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
>> Cc: Ben Skeggs <bskeggs at redhat.com>
>> Cc: nouveau at lists.freedesktop.org
>> ---
>>  drivers/gpu/drm/nouveau/nv50_display.c | 71 +++++++++++++++++-----------------
>>  1 file changed, 36 insertions(+), 35 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
>> index 42a85c14aea0..b1ce8f1f58dc 100644
>> --- a/drivers/gpu/drm/nouveau/nv50_display.c
>> +++ b/drivers/gpu/drm/nouveau/nv50_display.c
>> @@ -2103,7 +2103,7 @@ nv50_head_atomic_check(struct drm_crtc *crtc, struct drm_crtc_state *state)
>>  
>>  	NV_ATOMIC(drm, "%s atomic_check %d\n", crtc->name, asyh->state.active);
>>  	if (asyh->state.active) {
>> -		for_each_connector_in_state(asyh->state.state, conn, conns, i) {
>> +		for_each_new_connector_in_state(asyh->state.state, conn, conns, i) {
>>  			if (conns->crtc == crtc) {
>>  				asyc = nouveau_conn_atom(conns);
>>  				break;
>> @@ -3904,9 +3904,9 @@ static void
>>  nv50_disp_atomic_commit_tail(struct drm_atomic_state *state)
>>  {
>>  	struct drm_device *dev = state->dev;
>> -	struct drm_crtc_state *crtc_state;
>> +	struct drm_crtc_state *new_crtc_state;
>>  	struct drm_crtc *crtc;
>> -	struct drm_plane_state *plane_state;
>> +	struct drm_plane_state *new_plane_state;
>>  	struct drm_plane *plane;
>>  	struct nouveau_drm *drm = nouveau_drm(dev);
>>  	struct nv50_disp *disp = nv50_disp(dev);
>> @@ -3925,8 +3925,8 @@ nv50_disp_atomic_commit_tail(struct drm_atomic_state *state)
>>  		mutex_lock(&disp->mutex);
>>  
>>  	/* Disable head(s). */
>> -	for_each_crtc_in_state(state, crtc, crtc_state, i) {
>> -		struct nv50_head_atom *asyh = nv50_head_atom(crtc->state);
>> +	for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) {
>> +		struct nv50_head_atom *asyh = nv50_head_atom(new_crtc_state);
>>  		struct nv50_head *head = nv50_head(crtc);
>>  
>>  		NV_ATOMIC(drm, "%s: clr %04x (set %04x)\n", crtc->name,
>> @@ -3939,8 +3939,8 @@ nv50_disp_atomic_commit_tail(struct drm_atomic_state *state)
>>  	}
>>  
>>  	/* Disable plane(s). */
>> -	for_each_plane_in_state(state, plane, plane_state, i) {
>> -		struct nv50_wndw_atom *asyw = nv50_wndw_atom(plane->state);
>> +	for_each_new_plane_in_state(state, plane, new_plane_state, i) {
>> +		struct nv50_wndw_atom *asyw = nv50_wndw_atom(new_plane_state);
>>  		struct nv50_wndw *wndw = nv50_wndw(plane);
>>  
>>  		NV_ATOMIC(drm, "%s: clr %02x (set %02x)\n", plane->name,
>> @@ -4005,8 +4005,8 @@ nv50_disp_atomic_commit_tail(struct drm_atomic_state *state)
>>  	}
>>  
>>  	/* Update head(s). */
>> -	for_each_crtc_in_state(state, crtc, crtc_state, i) {
>> -		struct nv50_head_atom *asyh = nv50_head_atom(crtc->state);
>> +	for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) {
>> +		struct nv50_head_atom *asyh = nv50_head_atom(new_crtc_state);
>>  		struct nv50_head *head = nv50_head(crtc);
>>  
>>  		NV_ATOMIC(drm, "%s: set %04x (clr %04x)\n", crtc->name,
>> @@ -4018,14 +4018,14 @@ nv50_disp_atomic_commit_tail(struct drm_atomic_state *state)
>>  		}
>>  	}
>>  
>> -	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)
>>  			drm_crtc_vblank_get(crtc);
>>  	}
>>  
>>  	/* Update plane(s). */
>> -	for_each_plane_in_state(state, plane, plane_state, i) {
>> -		struct nv50_wndw_atom *asyw = nv50_wndw_atom(plane->state);
>> +	for_each_new_plane_in_state(state, plane, new_plane_state, i) {
>> +		struct nv50_wndw_atom *asyw = nv50_wndw_atom(new_plane_state);
>>  		struct nv50_wndw *wndw = nv50_wndw(plane);
>>  
>>  		NV_ATOMIC(drm, "%s: set %02x (clr %02x)\n", plane->name,
>> @@ -4055,23 +4055,23 @@ nv50_disp_atomic_commit_tail(struct drm_atomic_state *state)
>>  		mutex_unlock(&disp->mutex);
>>  
>>  	/* Wait for HW to signal completion. */
>> -	for_each_plane_in_state(state, plane, plane_state, i) {
>> -		struct nv50_wndw_atom *asyw = nv50_wndw_atom(plane->state);
>> +	for_each_new_plane_in_state(state, plane, new_plane_state, i) {
>> +		struct nv50_wndw_atom *asyw = nv50_wndw_atom(new_plane_state);
>>  		struct nv50_wndw *wndw = nv50_wndw(plane);
>>  		int ret = nv50_wndw_wait_armed(wndw, asyw);
>>  		if (ret)
>>  			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);
>>  			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);
>>  		}
>>  	}
>> @@ -4096,7 +4096,7 @@ nv50_disp_atomic_commit(struct drm_device *dev,
>>  {
>>  	struct nouveau_drm *drm = nouveau_drm(dev);
>>  	struct nv50_disp *disp = nv50_disp(dev);
>> -	struct drm_plane_state *plane_state;
>> +	struct drm_plane_state *old_plane_state;
>>  	struct drm_plane *plane;
>>  	struct drm_crtc *crtc;
>>  	bool active = false;
>> @@ -4122,8 +4122,8 @@ nv50_disp_atomic_commit(struct drm_device *dev,
>>  			goto done;
>>  	}
>>  
>> -	for_each_plane_in_state(state, plane, plane_state, i) {
>> -		struct nv50_wndw_atom *asyw = nv50_wndw_atom(plane_state);
>> +	for_each_old_plane_in_state(state, plane, old_plane_state, i) {
>> +		struct nv50_wndw_atom *asyw = nv50_wndw_atom(old_plane_state);
>>  		struct nv50_wndw *wndw = nv50_wndw(plane);
>>  		if (asyw->set.image) {
>>  			asyw->ntfy.handle = wndw->dmac->sync.handle;
>> @@ -4185,18 +4185,19 @@ nv50_disp_outp_atomic_add(struct nv50_atom *atom, struct drm_encoder *encoder)
>>  
>>  static int
>>  nv50_disp_outp_atomic_check_clr(struct nv50_atom *atom,
>> -				struct drm_connector *connector)
>> +				struct drm_connector_state *old_connector_state)
>>  {
>> -	struct drm_encoder *encoder = connector->state->best_encoder;
>> -	struct drm_crtc_state *crtc_state;
>> +	struct drm_encoder *encoder = old_connector_state->best_encoder;
>> +	struct drm_crtc_state *old_crtc_state, *new_crtc_state;
>>  	struct drm_crtc *crtc;
>>  	struct nv50_outp_atom *outp;
>>  
>> -	if (!(crtc = connector->state->crtc))
>> +	if (!(crtc = old_connector_state->crtc))
>>  		return 0;
>>  
>> -	crtc_state = drm_atomic_get_existing_crtc_state(&atom->state, crtc);
>> -	if (crtc->state->active && drm_atomic_crtc_needs_modeset(crtc_state)) {
>> +	old_crtc_state = drm_atomic_get_new_crtc_state(&atom->state, crtc);
>> +	new_crtc_state = drm_atomic_get_new_crtc_state(&atom->state, crtc);
> I think you have a mixup here of the crtc states for old and new crtc,
> both are get_new_crtc_state.
Ah indeed, thanks for catching. :)
> Otherwise lgtm.
> -Daniel
>
>> +	if (old_crtc_state->active && drm_atomic_crtc_needs_modeset(new_crtc_state)) {
>>  		outp = nv50_disp_outp_atomic_add(atom, encoder);
>>  		if (IS_ERR(outp))
>>  			return PTR_ERR(outp);
>> @@ -4217,15 +4218,15 @@ nv50_disp_outp_atomic_check_set(struct nv50_atom *atom,
>>  				struct drm_connector_state *connector_state)
>>  {
>>  	struct drm_encoder *encoder = connector_state->best_encoder;
>> -	struct drm_crtc_state *crtc_state;
>> +	struct drm_crtc_state *new_crtc_state;
>>  	struct drm_crtc *crtc;
>>  	struct nv50_outp_atom *outp;
>>  
>>  	if (!(crtc = connector_state->crtc))
>>  		return 0;
>>  
>> -	crtc_state = drm_atomic_get_existing_crtc_state(&atom->state, crtc);
>> -	if (crtc_state->active && drm_atomic_crtc_needs_modeset(crtc_state)) {
>> +	new_crtc_state = drm_atomic_get_new_crtc_state(&atom->state, crtc);
>> +	if (new_crtc_state->active && drm_atomic_crtc_needs_modeset(new_crtc_state)) {
>>  		outp = nv50_disp_outp_atomic_add(atom, encoder);
>>  		if (IS_ERR(outp))
>>  			return PTR_ERR(outp);
>> @@ -4241,7 +4242,7 @@ static int
>>  nv50_disp_atomic_check(struct drm_device *dev, struct drm_atomic_state *state)
>>  {
>>  	struct nv50_atom *atom = nv50_atom(state);
>> -	struct drm_connector_state *connector_state;
>> +	struct drm_connector_state *old_connector_state, *new_connector_state;
>>  	struct drm_connector *connector;
>>  	int ret, i;
>>  
>> @@ -4249,12 +4250,12 @@ nv50_disp_atomic_check(struct drm_device *dev, struct drm_atomic_state *state)
>>  	if (ret)
>>  		return ret;
>>  
>> -	for_each_connector_in_state(state, connector, connector_state, i) {
>> -		ret = nv50_disp_outp_atomic_check_clr(atom, connector);
>> +	for_each_oldnew_connector_in_state(state, connector, old_connector_state, new_connector_state, i) {
>> +		ret = nv50_disp_outp_atomic_check_clr(atom, old_connector_state);
>>  		if (ret)
>>  			return ret;
>>  
>> -		ret = nv50_disp_outp_atomic_check_set(atom, connector_state);
>> +		ret = nv50_disp_outp_atomic_check_set(atom, new_connector_state);
>>  		if (ret)
>>  			return ret;
>>  	}
>> -- 
>> 2.11.0
>>
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