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Commit ccb69eed authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "msm: npu: Fix missing interrupt issue when sending packet to firmware"

parents 10841554 facd1e46

drivers/media/platform/msm/npu/npu_host_ipc.c

+8 −3
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

/*

 * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.

 * Copyright (c) 2018-2020, The Linux Foundation. All rights reserved.

 */



/* -------------------------------------------------------------------------
@@ -367,8 +367,6 @@ static int ipc_queue_write(struct npu_device *npu_dev, 
	/* Update qhdr_write_idx */

	queue.qhdr_write_idx = new_write_idx;



	*is_rx_req_set = (queue.qhdr_rx_req == 1) ? 1 : 0;



	/* Update Write pointer -- queue.qhdr_write_idx */

exit:

	/* Update TX request -- queue.qhdr_tx_req */
@@ -379,6 +377,13 @@ static int ipc_queue_write(struct npu_device *npu_dev, 
		(size_t)&(queue.qhdr_write_idx) - (size_t)&queue))),

		&queue.qhdr_write_idx, sizeof(queue.qhdr_write_idx));



	/* check if irq is required after write_idx is updated */

	MEMR(npu_dev, (void *)((size_t)(offset + (uint32_t)(

		(size_t)&(queue.qhdr_rx_req) - (size_t)&queue))),

		(uint8_t *)&queue.qhdr_rx_req,

		sizeof(queue.qhdr_rx_req));

	*is_rx_req_set = (queue.qhdr_rx_req == 1) ? 1 : 0;



	return status;

}