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Commit ec600a74 authored by Zhen Kong's avatar Zhen Kong
Browse files

qseecom: allocate sglist table from shmbridge for kernel client api 



When SHMbridge is introduced, kernel client api qseecom_start_app()
should also allocate sglist table from bridge; otherwise, the table
address is still initialized as NULL and causes buffer flush
operation issue.

Change-Id: I9593f1fc0ddd2b351a55a21e88361a8e70ef8c5c
Signed-off-by: default avatarZhen Kong <zkong@codeaurora.org>
parent 1232e813

drivers/misc/qseecom.c

+10 −0
Original line number Diff line number Diff line
@@ -4829,6 +4829,14 @@ int qseecom_start_app(struct qseecom_handle **handle, 
	data->released = false;

	data->client.sb_length = size;

	data->client.user_virt_sb_base = 0;

	data->sglistinfo_ptr = (struct sglist_info *)__qseecom_alloc_tzbuf(

				sizeof(struct sglist_info) * MAX_ION_FD,

				&data->sglistinfo_shm.paddr,

				&data->sglistinfo_shm);

	if (!data->sglistinfo_ptr) {

		ret = -ENOMEM;

		goto err;

	}



	init_waitqueue_head(&data->abort_wq);
@@ -4931,6 +4939,7 @@ int qseecom_start_app(struct qseecom_handle **handle, 
err:

	if (va)

		__qseecom_free_coherent_buf(size, va, pa);

	__qseecom_free_tzbuf(&data->sglistinfo_shm);

	kfree(data);

	kfree(*handle);

	*handle = NULL;
@@ -4983,6 +4992,7 @@ int qseecom_shutdown_app(struct qseecom_handle **handle) 
		if (data->client.sb_virt)

			__qseecom_free_coherent_buf(data->client.sb_length,

				data->client.sb_virt, data->client.sb_phys);

		__qseecom_free_tzbuf(&data->sglistinfo_shm);

		kzfree(data);

		kzfree(*handle);

		kzfree(kclient);