From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <beileixi@shecgisg003.sh.intel.com>
Received: from mga03.intel.com (mga03.intel.com [134.134.136.65])
 by dpdk.org (Postfix) with ESMTP id 5E71E6889
 for <dev@dpdk.org>; Fri,  6 May 2016 08:08:48 +0200 (CEST)
Received: from fmsmga003.fm.intel.com ([10.253.24.29])
 by orsmga103.jf.intel.com with ESMTP; 05 May 2016 23:08:49 -0700
X-ExtLoop1: 1
X-IronPort-AV: E=Sophos;i="5.24,585,1455004800"; d="scan'208";a="697627419"
Received: from shvmail01.sh.intel.com ([10.239.29.42])
 by FMSMGA003.fm.intel.com with ESMTP; 05 May 2016 23:08:48 -0700
Received: from shecgisg003.sh.intel.com (shecgisg003.sh.intel.com
 [10.239.29.90])
 by shvmail01.sh.intel.com with ESMTP id u4668jCU017425;
 Fri, 6 May 2016 14:08:45 +0800
Received: from shecgisg003.sh.intel.com (localhost [127.0.0.1])
 by shecgisg003.sh.intel.com (8.13.6/8.13.6/SuSE Linux 0.8) with ESMTP id
 u4668hLn029628; Fri, 6 May 2016 14:08:45 +0800
Received: (from beileixi@localhost)
 by shecgisg003.sh.intel.com (8.13.6/8.13.6/Submit) id u4668hh0029624;
 Fri, 6 May 2016 14:08:43 +0800
From: Beilei Xing <beilei.xing@intel.com>
To: helin.zhang@intel.com
Cc: dev@dpdk.org, Beilei Xing <beilei.xing@intel.com>
Date: Fri,  6 May 2016 14:07:37 +0800
Message-Id: <1462514861-29419-26-git-send-email-beilei.xing@intel.com>
X-Mailer: git-send-email 1.7.4.1
In-Reply-To: <1462514861-29419-1-git-send-email-beilei.xing@intel.com>
References: <1462514861-29419-1-git-send-email-beilei.xing@intel.com>
Subject: [dpdk-dev] [PATCH 25/29] ixgbe/base: fix endianness issues
X-BeenThere: dev@dpdk.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: patches and discussions about DPDK <dev.dpdk.org>
List-Unsubscribe: <http://dpdk.org/ml/options/dev>,
 <mailto:dev-request@dpdk.org?subject=unsubscribe>
List-Archive: <http://dpdk.org/ml/archives/dev/>
List-Post: <mailto:dev@dpdk.org>
List-Help: <mailto:dev-request@dpdk.org?subject=help>
List-Subscribe: <http://dpdk.org/ml/listinfo/dev>,
 <mailto:dev-request@dpdk.org?subject=subscribe>
X-List-Received-Date: Fri, 06 May 2016 06:08:48 -0000

This patch fixes endianness issues about host interface command.

Fixes: ad66a85dce9a ("ixgbe/base: new FW values")
Fixes: 0790adeb5675 ("ixgbe/base: support X550em_a device")

Signed-off-by: Beilei Xing <beilei.xing@intel.com>
---
 drivers/net/ixgbe/base/ixgbe_osdep.h |  1 +
 drivers/net/ixgbe/base/ixgbe_type.h  | 17 ++++++++++++++---
 drivers/net/ixgbe/base/ixgbe_x550.c  | 29 ++++++++++++++++-------------
 3 files changed, 31 insertions(+), 16 deletions(-)

diff --git a/drivers/net/ixgbe/base/ixgbe_osdep.h b/drivers/net/ixgbe/base/ixgbe_osdep.h
index 40b0b51..31cc1be 100644
--- a/drivers/net/ixgbe/base/ixgbe_osdep.h
+++ b/drivers/net/ixgbe/base/ixgbe_osdep.h
@@ -96,6 +96,7 @@ enum {
 #define IXGBE_NTOHL(_i)	rte_be_to_cpu_32(_i)
 #define IXGBE_NTOHS(_i)	rte_be_to_cpu_16(_i)
 #define IXGBE_CPU_TO_LE32(_i)  rte_cpu_to_le_32(_i)
+#define IXGBE_LE32_TO_CPU(_i) rte_le_to_cpu_32(_i)
 #define IXGBE_LE32_TO_CPUS(_i) rte_le_to_cpu_32(_i)
 #define IXGBE_CPU_TO_BE16(_i)  rte_cpu_to_be_16(_i)
 #define IXGBE_CPU_TO_BE32(_i)  rte_cpu_to_be_32(_i)
diff --git a/drivers/net/ixgbe/base/ixgbe_type.h b/drivers/net/ixgbe/base/ixgbe_type.h
index d91c4ed..5d76c72 100644
--- a/drivers/net/ixgbe/base/ixgbe_type.h
+++ b/drivers/net/ixgbe/base/ixgbe_type.h
@@ -3050,6 +3050,12 @@ enum ixgbe_fdir_pballoc_type {
 
 /* Host Interface Command Structures */
 
+#ifdef C99
+#pragma pack(push, 1)
+#else
+#pragma pack(1)
+#endif /* C99 */
+
 struct ixgbe_hic_hdr {
 	u8 cmd;
 	u8 buf_len;
@@ -3127,17 +3133,22 @@ struct ixgbe_hic_internal_phy_req {
 	struct ixgbe_hic_hdr hdr;
 	u8 port_number;
 	u8 command_type;
-	u16 address;
+	__be16 address;
 	u16 rsv1;
-	u32 write_data;
+	__le32 write_data;
 	u16 pad;
 };
 
 struct ixgbe_hic_internal_phy_resp {
 	struct ixgbe_hic_hdr hdr;
-	u32 read_data;
+	__le32 read_data;
 };
 
+#ifdef C99
+#pragma pack(pop)
+#else
+#pragma pack()
+#endif /* C99 */
 
 /* Transmit Descriptor - Legacy */
 struct ixgbe_legacy_tx_desc {
diff --git a/drivers/net/ixgbe/base/ixgbe_x550.c b/drivers/net/ixgbe/base/ixgbe_x550.c
index 1137179..99023e9 100644
--- a/drivers/net/ixgbe/base/ixgbe_x550.c
+++ b/drivers/net/ixgbe/base/ixgbe_x550.c
@@ -1273,8 +1273,8 @@ s32 ixgbe_write_iosf_sb_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr,
 	write_cmd.hdr.checksum = FW_DEFAULT_CHECKSUM;
 	write_cmd.port_number = hw->bus.lan_id;
 	write_cmd.command_type = FW_INT_PHY_REQ_WRITE;
-	write_cmd.address = (u16)reg_addr;
-	write_cmd.write_data = data;
+	write_cmd.address = IXGBE_CPU_TO_BE16(reg_addr);
+	write_cmd.write_data = IXGBE_CPU_TO_LE32(data);
 
 	status = ixgbe_host_interface_command(hw, (u32 *)&write_cmd,
 					      sizeof(write_cmd),
@@ -1294,24 +1294,27 @@ s32 ixgbe_write_iosf_sb_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr,
 s32 ixgbe_read_iosf_sb_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr,
 				 u32 device_type, u32 *data)
 {
-	struct ixgbe_hic_internal_phy_req read_cmd;
+	union {
+		struct ixgbe_hic_internal_phy_req cmd;
+		struct ixgbe_hic_internal_phy_resp rsp;
+	} hic;
 	s32 status;
 	UNREFERENCED_1PARAMETER(device_type);
 
-	memset(&read_cmd, 0, sizeof(read_cmd));
-	read_cmd.hdr.cmd = FW_INT_PHY_REQ_CMD;
-	read_cmd.hdr.buf_len = FW_INT_PHY_REQ_LEN;
-	read_cmd.hdr.checksum = FW_DEFAULT_CHECKSUM;
-	read_cmd.port_number = hw->bus.lan_id;
-	read_cmd.command_type = FW_INT_PHY_REQ_READ;
-	read_cmd.address = (u16)reg_addr;
+	memset(&hic, 0, sizeof(hic));
+	hic.cmd.hdr.cmd = FW_INT_PHY_REQ_CMD;
+	hic.cmd.hdr.buf_len = FW_INT_PHY_REQ_LEN;
+	hic.cmd.hdr.checksum = FW_DEFAULT_CHECKSUM;
+	hic.cmd.port_number = hw->bus.lan_id;
+	hic.cmd.command_type = FW_INT_PHY_REQ_READ;
+	hic.cmd.address = IXGBE_CPU_TO_BE16(reg_addr);
 
-	status = ixgbe_host_interface_command(hw, (u32 *)&read_cmd,
-					      sizeof(read_cmd),
+	status = ixgbe_host_interface_command(hw, (u32 *)&hic.cmd,
+					      sizeof(hic.cmd),
 					      IXGBE_HI_COMMAND_TIMEOUT, true);
 
 	/* Extract the register value from the response. */
-	*data = ((struct ixgbe_hic_internal_phy_resp *)&read_cmd)->read_data;
+	*data = IXGBE_LE32_TO_CPU(hic.rsp.read_data);
 
 	return status;
 }
-- 
2.5.0