X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fsfc%2Fbase%2Fefx_mcdi.h;h=d199060a419aa6a00e2c4ea752d5e39be76ec4c4;hb=6cf2f95d4dfbae8c8b4ea31ec899e750dcbc62bb;hp=56c0ab105012f4e43ae44172985834c00a1ca7b1;hpb=47ac8ca7351578bfd7eb57eac3b63edb320fb6a7;p=dpdk.git

diff --git a/drivers/net/sfc/base/efx_mcdi.h b/drivers/net/sfc/base/efx_mcdi.h
index 56c0ab1050..d199060a41 100644
--- a/drivers/net/sfc/base/efx_mcdi.h
+++ b/drivers/net/sfc/base/efx_mcdi.h
@@ -1,7 +1,7 @@
 /* SPDX-License-Identifier: BSD-3-Clause
  *
- * Copyright (c) 2009-2018 Solarflare Communications Inc.
- * All rights reserved.
+ * Copyright(c) 2019-2020 Xilinx, Inc.
+ * Copyright(c) 2009-2019 Solarflare Communications Inc.
  */
 
 #ifndef _SYS_EFX_MCDI_H
@@ -31,7 +31,7 @@ struct efx_mcdi_req_s {
 	unsigned int	emr_cmd;
 	uint8_t		*emr_in_buf;
 	size_t		emr_in_length;
-	/* Outputs: retcode, buffer, length, and length used */
+	/* Outputs: retcode, buffer, length and length used */
 	efx_rc_t	emr_rc;
 	uint8_t		*emr_out_buf;
 	size_t		emr_out_length;
@@ -391,6 +391,11 @@ efx_mcdi_phy_module_get_info(
 	(((mask) & (MC_CMD_PRIVILEGE_MASK_IN_GRP_ ## priv)) ==		\
 	(MC_CMD_PRIVILEGE_MASK_IN_GRP_ ## priv))
 
+#define	EFX_MCDI_BUF_SIZE(_in_len, _out_len)				\
+	EFX_P2ROUNDUP(size_t,						\
+		MAX(MAX(_in_len, _out_len), (2 * sizeof (efx_dword_t))),\
+		sizeof (efx_dword_t))
+
 /*
  * The buffer size must be a multiple of dword to ensure that MCDI works
  * properly with Siena based boards (which use on-chip buffer). Also, it
@@ -398,9 +403,7 @@ efx_mcdi_phy_module_get_info(
  * error responses if the request/response buffer sizes are smaller.
  */
 #define EFX_MCDI_DECLARE_BUF(_name, _in_len, _out_len)			\
-	uint8_t _name[P2ROUNDUP(MAX(MAX(_in_len, _out_len),		\
-				    (2 * sizeof (efx_dword_t))),	\
-				sizeof (efx_dword_t))] = {0}
+	uint8_t _name[EFX_MCDI_BUF_SIZE(_in_len, _out_len)] = {0}
 
 typedef enum efx_mcdi_feature_id_e {
 	EFX_MCDI_FEATURE_FW_UPDATE = 0,