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Commit c8806c3b authored by Nirmal Abraham's avatar Nirmal Abraham Committed by Gerrit - the friendly Code Review server
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fbdev: msm: Do SMMU attach before buffer map 



Initialize overlay, do splash clean up and smmu attach
before calling dma_buf apis to attach/map the source
buffers. This makes sure iommu_dma_ops are used for
buffer attach/map instead of swiotlb_dma_ops.

Change-Id: I7d7d75cf0e21861eafc26d7b5ac0e185d2bfe033
Signed-off-by: default avatarNirmal Abraham <nabrah@codeaurora.org>
parent 888efb8c

drivers/video/fbdev/msm/mdss_mdp_layer.c

+7 −7
Original line number Diff line number Diff line 
/* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.

/* Copyright (c) 2012-2019, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and
@@ -2118,6 +2118,12 @@ int mdss_mdp_layer_pre_commit(struct msm_fb_data_type *mfd, 


	i = 0;



	ret = mdss_mdp_overlay_start(mfd);

	if (ret) {

		pr_err("unable to start overlay %d (%d)\n", mfd->index, ret);

		goto end;

	}



	mutex_lock(&mdp5_data->list_lock);

	list_for_each_entry_safe(pipe, tmp, &mdp5_data->pipes_used, list) {

		if (pipe->flags & MDP_SOLID_FILL) {
@@ -2135,12 +2141,6 @@ int mdss_mdp_layer_pre_commit(struct msm_fb_data_type *mfd, 
	}

	mutex_unlock(&mdp5_data->list_lock);



	ret = mdss_mdp_overlay_start(mfd);

	if (ret) {

		pr_err("unable to start overlay %d (%d)\n", mfd->index, ret);

		goto map_err;

	}



	if (commit->frc_info)

		__parse_frc_info(mdp5_data, commit->frc_info);