mwifiex: add bss start and bss stop commands for AP

1. separate file for preparing uAP command buffer
2. definition of bss_start and bss_stop commands being sent to
firmware

Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Yogesh Ashok Powar <yogeshp@marvell.com>
Signed-off-by: Kiran Divekar <dkiran@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

6 files changed, 75 insertions, 2 deletions

diff --git a/drivers/net/wireless/mwifiex/Makefile b/drivers/net/wireless/mwifiex/Makefile
index 5c1a46bf1e11..3ec71aeb6aa8 100644
--- a/drivers/net/wireless/mwifiex/Makefile
+++ b/drivers/net/wireless/mwifiex/Makefile
@@ -29,6 +29,7 @@ mwifiex-y += scan.o
 mwifiex-y += join.o
 mwifiex-y += sta_ioctl.o
 mwifiex-y += sta_cmd.o
+mwifiex-y += uap_cmd.o
 mwifiex-y += sta_cmdresp.o
 mwifiex-y += sta_event.o
 mwifiex-y += sta_tx.o
diff --git a/drivers/net/wireless/mwifiex/cmdevt.c b/drivers/net/wireless/mwifiex/cmdevt.c
index d9f30c5fb16d..51e023ec1de4 100644
--- a/drivers/net/wireless/mwifiex/cmdevt.c
+++ b/drivers/net/wireless/mwifiex/cmdevt.c
@@ -545,8 +545,20 @@ int mwifiex_send_cmd_async(struct mwifiex_private *priv, uint16_t cmd_no,
 
         /* Prepare command */
         if (cmd_no) {
-                ret = mwifiex_sta_prepare_cmd(priv, cmd_no, cmd_action,
-                                              cmd_oid, data_buf, cmd_ptr);
+                switch (cmd_no) {
+                case HostCmd_CMD_UAP_SYS_CONFIG:
+                case HostCmd_CMD_UAP_BSS_START:
+                case HostCmd_CMD_UAP_BSS_STOP:
+                        ret = mwifiex_uap_prepare_cmd(priv, cmd_no, cmd_action,
+                                                      cmd_oid, data_buf,
+                                                      cmd_ptr);
+                        break;
+                default:
+                        ret = mwifiex_sta_prepare_cmd(priv, cmd_no, cmd_action,
+                                                      cmd_oid, data_buf,
+                                                      cmd_ptr);
+                        break;
+                }
         } else {
                 ret = mwifiex_cmd_host_cmd(priv, cmd_ptr, data_buf);
                 cmd_node->cmd_flag |= CMD_F_HOSTCMD;
diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h
index 39969184a3f9..5caa826a4371 100644
--- a/drivers/net/wireless/mwifiex/fw.h
+++ b/drivers/net/wireless/mwifiex/fw.h
@@ -210,6 +210,9 @@ enum MWIFIEX_802_11_PRIVACY_FILTER {
 #define HostCmd_CMD_RSSI_INFO                         0x00a4
 #define HostCmd_CMD_FUNC_INIT                         0x00a9
 #define HostCmd_CMD_FUNC_SHUTDOWN                     0x00aa
+#define HostCmd_CMD_UAP_SYS_CONFIG                    0x00b0
+#define HostCmd_CMD_UAP_BSS_START                     0x00b1
+#define HostCmd_CMD_UAP_BSS_STOP                      0x00b2
 #define HostCmd_CMD_11N_CFG                           0x00cd
 #define HostCmd_CMD_11N_ADDBA_REQ                     0x00ce
 #define HostCmd_CMD_11N_ADDBA_RSP                     0x00cf
diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h
index ed978de956d8..24db86fb44ce 100644
--- a/drivers/net/wireless/mwifiex/main.h
+++ b/drivers/net/wireless/mwifiex/main.h
@@ -762,6 +762,9 @@ int mwifiex_process_rx_packet(struct mwifiex_adapter *adapter,
 int mwifiex_sta_prepare_cmd(struct mwifiex_private *, uint16_t cmd_no,
                             u16 cmd_action, u32 cmd_oid,
                             void *data_buf, void *cmd_buf);
+int mwifiex_uap_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no,
+                            u16 cmd_action, u32 cmd_oid,
+                            void *data_buf, void *cmd_buf);
 int mwifiex_process_sta_cmdresp(struct mwifiex_private *, u16 cmdresp_no,
                                 struct host_cmd_ds_command *resp);
 int mwifiex_process_sta_rx_packet(struct mwifiex_adapter *,
diff --git a/drivers/net/wireless/mwifiex/sta_cmdresp.c b/drivers/net/wireless/mwifiex/sta_cmdresp.c
index 3aa54243dea9..a79ed9bd9695 100644
--- a/drivers/net/wireless/mwifiex/sta_cmdresp.c
+++ b/drivers/net/wireless/mwifiex/sta_cmdresp.c
@@ -944,6 +944,14 @@ int mwifiex_process_sta_cmdresp(struct mwifiex_private *priv, u16 cmdresp_no,
         case HostCmd_CMD_802_11_SUBSCRIBE_EVENT:
                 ret = mwifiex_ret_subsc_evt(priv, resp, data_buf);
                 break;
+        case HostCmd_CMD_UAP_SYS_CONFIG:
+                break;
+        case HostCmd_CMD_UAP_BSS_START:
+                priv->bss_started = 1;
+                break;
+        case HostCmd_CMD_UAP_BSS_STOP:
+                priv->bss_started = 0;
+                break;
         default:
                 dev_err(adapter->dev, "CMD_RESP: unknown cmd response %#x\n",
                         resp->command);
diff --git a/drivers/net/wireless/mwifiex/uap_cmd.c b/drivers/net/wireless/mwifiex/uap_cmd.c
new file mode 100644
index 000000000000..97002a40d1c1
--- /dev/null
+++ b/drivers/net/wireless/mwifiex/uap_cmd.c
@@ -0,0 +1,46 @@
+/*
+ * Marvell Wireless LAN device driver: AP specific command handling
+ *
+ * Copyright (C) 2012, Marvell International Ltd.
+ *
+ * This software file (the "File") is distributed by Marvell International
+ * Ltd. under the terms of the GNU General Public License Version 2, June 1991
+ * (the "License").  You may use, redistribute and/or modify this File in
+ * accordance with the terms and conditions of the License, a copy of which
+ * is available by writing to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
+ * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
+ *
+ * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
+ * ARE EXPRESSLY DISCLAIMED.  The License provides additional details about
+ * this warranty disclaimer.
+ */
+
+#include "main.h"
+
+/* This function prepares the AP specific commands before sending them
+ * to the firmware.
+ * This is a generic function which calls specific command preparation
+ * routines based upon the command number.
+ */
+int mwifiex_uap_prepare_cmd(struct mwifiex_private *priv, u16 cmd_no,
+                            u16 cmd_action, u32 cmd_oid,
+                            void *data_buf, void *cmd_buf)
+{
+        struct host_cmd_ds_command *cmd = cmd_buf;
+
+        switch (cmd_no) {
+        case HostCmd_CMD_UAP_BSS_START:
+        case HostCmd_CMD_UAP_BSS_STOP:
+                cmd->command = cpu_to_le16(cmd_no);
+                cmd->size = cpu_to_le16(S_DS_GEN);
+                break;
+        default:
+                dev_err(priv->adapter->dev,
+                        "PREP_CMD: unknown cmd %#x\n", cmd_no);
+                return -1;
+        }
+
+        return 0;
+}