[PATCH v2 1/6] drm/amd/display: Use DRM new-style object iterators.

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On 10/12/2017 05:15 PM, sunpeng.li at amd.com wrote:
> From: "Leo (Sunpeng) Li"<sunpeng.li at amd.com>
>
> Use the correct for_each_new/old_* iterators instead of for_each_*
>
> List of affected functions:
>
> amdgpu_dm_find_first_crtc_matching_connector: use for_each_new
>      - Old from_state_var flag was always choosing the new state
>
> amdgpu_dm_display_resume: use for_each_new
>      - drm_atomic_helper_duplicate_state is called during suspend to
>        cache the state
>      - It sets 'state' within the state triplet to 'new_state'

It seems to me you missed that one.

Thanks,
Andrey

>
> amdgpu_dm_commit_planes: use for_each_old
>      - Called after the state was swapped (via atomic commit tail)
>
> amdgpu_dm_atomic_commit: use for_each_new
>      - Called before the state is swapped
>
> amdgpu_dm_atomic_commit_tail: use for_each_old
>      - Called after the state was swapped
>
> dm_update_crtcs_state: use for_each_new
>      - Called before the state is swapped (via atomic check)
>
> amdgpu_dm_atomic_check: use for_each_new
>      - Called before the state is swapped
>
> v2: Split out typo fixes to a new patch.
>
> Signed-off-by: Leo (Sunpeng) Li<sunpeng.li at amd.com>
> ---
>   drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 32 ++++++++---------------
>   drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h |  3 +--
>   2 files changed, 12 insertions(+), 23 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> index 9bfe1f9..cc024ab 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> @@ -570,23 +570,15 @@ static int dm_suspend(void *handle)
>   
>   struct amdgpu_dm_connector *amdgpu_dm_find_first_crct_matching_connector(
>   	struct drm_atomic_state *state,
> -	struct drm_crtc *crtc,
> -	bool from_state_var)
> +	struct drm_crtc *crtc)
>   {
>   	uint32_t i;
>   	struct drm_connector_state *conn_state;
>   	struct drm_connector *connector;
>   	struct drm_crtc *crtc_from_state;
>   
> -	for_each_new_connector_in_state(
> -		state,
> -		connector,
> -		conn_state,
> -		i) {
> -		crtc_from_state =
> -			from_state_var ?
> -				conn_state->crtc :
> -				connector->state->crtc;
> +	for_each_new_connector_in_state(state, connector, conn_state, i) {
> +		crtc_from_state = conn_state->crtc;
>   
>   		if (crtc_from_state == crtc)
>   			return to_amdgpu_dm_connector(connector);
> @@ -3890,7 +3882,7 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state,
>   	unsigned long flags;
>   
>   	/* update planes when needed */
> -	for_each_new_plane_in_state(state, plane, old_plane_state, i) {
> +	for_each_old_plane_in_state(state, plane, old_plane_state, i) {
>   		struct drm_plane_state *plane_state = plane->state;
>   		struct drm_crtc *crtc = plane_state->crtc;
>   		struct drm_framebuffer *fb = plane_state->fb;
> @@ -4024,7 +4016,7 @@ void amdgpu_dm_atomic_commit_tail(
>   	dm_state = to_dm_atomic_state(state);
>   
>   	/* update changed items */
> -	for_each_new_crtc_in_state(state, crtc, old_crtc_state, i) {
> +	for_each_old_crtc_in_state(state, crtc, old_crtc_state, i) {
>   		struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc);
>   		struct drm_crtc_state *new_state = crtc->state;
>   
> @@ -4113,11 +4105,9 @@ void amdgpu_dm_atomic_commit_tail(
>   			new_acrtc_state = to_dm_crtc_state(new_crtcs[i]->base.state);
>   
>   			new_stream = new_acrtc_state->stream;
> -			aconnector =
> -				amdgpu_dm_find_first_crct_matching_connector(
> +			aconnector = amdgpu_dm_find_first_crct_matching_connector(
>   					state,
> -					&new_crtcs[i]->base,
> -					false);
> +					&new_crtcs[i]->base);
>   			if (!aconnector) {
>   				DRM_DEBUG_DRIVER("Atomic commit: Failed to find connector for acrtc id:%d "
>   					 "skipping freesync init\n",
> @@ -4151,7 +4141,7 @@ void amdgpu_dm_atomic_commit_tail(
>   	}
>   
>   	/* Handle scaling and undersacn changes*/
> -	for_each_new_connector_in_state(state, connector, old_conn_state, i) {
> +	for_each_old_connector_in_state(state, connector, old_conn_state, i) {
>   		struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector);
>   		struct dm_connector_state *con_new_state =
>   				to_dm_connector_state(aconnector->base.state);
> @@ -4205,7 +4195,7 @@ void amdgpu_dm_atomic_commit_tail(
>   	}
>   
>   	/* update planes when needed per crtc*/
> -	for_each_new_crtc_in_state(state, pcrtc, old_crtc_state, j) {
> +	for_each_old_crtc_in_state(state, pcrtc, old_crtc_state, j) {
>   		new_acrtc_state = to_dm_crtc_state(pcrtc->state);
>   
>   		if (new_acrtc_state->stream)
> @@ -4218,7 +4208,7 @@ void amdgpu_dm_atomic_commit_tail(
>   	 * mark consumed event for drm_atomic_helper_commit_hw_done
>   	 */
>   	spin_lock_irqsave(&adev->ddev->event_lock, flags);
> -	for_each_new_crtc_in_state(state, crtc, old_crtc_state, i) {
> +	for_each_old_crtc_in_state(state, crtc, old_crtc_state, i) {
>   		struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc);
>   
>   		if (acrtc->base.state->event)
> @@ -4402,7 +4392,7 @@ static int dm_update_crtcs_state(
>   		new_acrtc_state = to_dm_crtc_state(crtc_state);
>   		acrtc = to_amdgpu_crtc(crtc);
>   
> -		aconnector = amdgpu_dm_find_first_crct_matching_connector(state, crtc, true);
> +		aconnector = amdgpu_dm_find_first_crct_matching_connector(state, crtc);
>   
>   		/* TODO This hack should go away */
>   		if (aconnector) {
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
> index 630e6cd..1c55a0b 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
> @@ -228,8 +228,7 @@ void amdgpu_dm_update_connector_after_detect(
>   
>   struct amdgpu_dm_connector *amdgpu_dm_find_first_crct_matching_connector(
>   	struct drm_atomic_state *state,
> -	struct drm_crtc *crtc,
> -	bool from_state_var);
> +	struct drm_crtc *crtc);
>   
>   
>   struct amdgpu_framebuffer;
> -- 2.7.4 _______________________________________________ amd-gfx 
> mailing list amd-gfx at lists.freedesktop.org 
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx

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