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Commit 8ec35a88 authored by Dinesh K Garg's avatar Dinesh K Garg
Browse files

msm: mink: Separate out transport and client error 



Currently, return value for SMCINVOKE_IOCTL_INVOKE_REQ IOCLT is mixed
with error generated by client. This does not seem right because client
does not understand kernel error code and vice versa.

Change-Id: I77278700c4927facf7aba92a11bfde29b1e8eb38
Signed-off-by: default avatarDinesh K Garg <dineshg@codeaurora.org>
parent 2f19eb57

drivers/soc/qcom/smcinvoke.c

+3 −4
Original line number Diff line number Diff line 
/* Copyright (c) 2016, The Linux Foundation. All rights reserved.

/* Copyright (c) 2016-2017, 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
@@ -207,12 +207,11 @@ static int prepare_send_scm_msg(const uint8_t *in_buf, size_t in_buf_len, 
		ret = qseecom_process_listener_from_smcinvoke(&desc);



	*smcinvoke_result = (int32_t)desc.ret[1];

	if (ret || desc.ret[1] || desc.ret[2] || desc.ret[0]) {

	if (ret || desc.ret[1] || desc.ret[2] || desc.ret[0])

		pr_err("SCM call failed with ret val = %d %d %d %d\n",

						ret, (int)desc.ret[0],

				(int)desc.ret[1], (int)desc.ret[2]);

		ret = ret | desc.ret[0] | desc.ret[1] | desc.ret[2];

	}



	dmac_inv_range(in_buf, in_buf + inbuf_flush_size);

	dmac_inv_range(out_buf, out_buf + outbuf_flush_size);

	return ret;