Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3fbe104cecdb8c812976fdb0cc41be65491b85ee
Commit:     3fbe104cecdb8c812976fdb0cc41be65491b85ee
Parent:     6e5cc4fb35c45a8f8478d25c4e89e8d9c543056e
Author:     David Woodhouse <[EMAIL PROTECTED]>
AuthorDate: Mon Dec 17 23:48:31 2007 -0500
Committer:  David S. Miller <[EMAIL PROTECTED]>
CommitDate: Mon Jan 28 15:07:49 2008 -0800

    libertas: convert SLEEP_PARAMS to a direct command
    
    Signed-off-by: David Woodhouse <[EMAIL PROTECTED]>
    Signed-off-by: John W. Linville <[EMAIL PROTECTED]>
---
 drivers/net/wireless/libertas/cmd.c     |   56 +++++++++++++++-----------
 drivers/net/wireless/libertas/cmd.h     |    2 +
 drivers/net/wireless/libertas/cmdresp.c |   26 ------------
 drivers/net/wireless/libertas/debugfs.c |   66 ++++++++++++++-----------------
 drivers/net/wireless/libertas/dev.h     |   15 +++----
 drivers/net/wireless/libertas/hostcmd.h |    7 ++-
 6 files changed, 74 insertions(+), 98 deletions(-)

diff --git a/drivers/net/wireless/libertas/cmd.c 
b/drivers/net/wireless/libertas/cmd.c
index 57d1707..3d9ad0e 100644
--- a/drivers/net/wireless/libertas/cmd.c
+++ b/drivers/net/wireless/libertas/cmd.c
@@ -198,33 +198,45 @@ int lbs_cmd_802_11_inactivity_timeout(struct lbs_private 
*priv,
        return 0;
 }
 
-static int lbs_cmd_802_11_sleep_params(struct lbs_private *priv,
-                                       struct cmd_ds_command *cmd,
-                                       u16 cmd_action)
+int lbs_cmd_802_11_sleep_params(struct lbs_private *priv, uint16_t cmd_action,
+                               struct sleep_params *sp)
 {
-       struct cmd_ds_802_11_sleep_params *sp = &cmd->params.sleep_params;
+       struct cmd_ds_802_11_sleep_params cmd;
+       int ret;
 
        lbs_deb_enter(LBS_DEB_CMD);
 
-       cmd->size = cpu_to_le16((sizeof(struct cmd_ds_802_11_sleep_params)) +
-                               S_DS_GEN);
-       cmd->command = cpu_to_le16(CMD_802_11_SLEEP_PARAMS);
-
        if (cmd_action == CMD_ACT_GET) {
-               memset(&priv->sp, 0, sizeof(struct sleep_params));
-               memset(sp, 0, sizeof(struct cmd_ds_802_11_sleep_params));
-               sp->action = cpu_to_le16(cmd_action);
-       } else if (cmd_action == CMD_ACT_SET) {
-               sp->action = cpu_to_le16(cmd_action);
-               sp->error = cpu_to_le16(priv->sp.sp_error);
-               sp->offset = cpu_to_le16(priv->sp.sp_offset);
-               sp->stabletime = cpu_to_le16(priv->sp.sp_stabletime);
-               sp->calcontrol = (u8) priv->sp.sp_calcontrol;
-               sp->externalsleepclk = (u8) priv->sp.sp_extsleepclk;
-               sp->reserved = cpu_to_le16(priv->sp.sp_reserved);
+               memset(&cmd, 0, sizeof(cmd));
+       } else {
+               cmd.error = cpu_to_le16(sp->sp_error);
+               cmd.offset = cpu_to_le16(sp->sp_offset);
+               cmd.stabletime = cpu_to_le16(sp->sp_stabletime);
+               cmd.calcontrol = sp->sp_calcontrol;
+               cmd.externalsleepclk = sp->sp_extsleepclk;
+               cmd.reserved = cpu_to_le16(sp->sp_reserved);
        }
+       cmd.hdr.size = cpu_to_le16(sizeof(cmd));
+       cmd.action = cpu_to_le16(cmd_action);
 
-       lbs_deb_leave(LBS_DEB_CMD);
+       ret = lbs_cmd_with_response(priv, CMD_802_11_SLEEP_PARAMS, &cmd);
+
+       if (!ret) {
+               lbs_deb_cmd("error 0x%x, offset 0x%x, stabletime 0x%x, "
+                           "calcontrol 0x%x extsleepclk 0x%x\n",
+                           le16_to_cpu(cmd.error), le16_to_cpu(cmd.offset),
+                           le16_to_cpu(cmd.stabletime), cmd.calcontrol,
+                           cmd.externalsleepclk);
+
+               sp->sp_error = le16_to_cpu(cmd.error);
+               sp->sp_offset = le16_to_cpu(cmd.offset);
+               sp->sp_stabletime = le16_to_cpu(cmd.stabletime);
+               sp->sp_calcontrol = cmd.calcontrol;
+               sp->sp_extsleepclk = cmd.externalsleepclk;
+               sp->sp_reserved = le16_to_cpu(cmd.reserved);
+       }
+
+       lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
        return 0;
 }
 
@@ -1520,10 +1532,6 @@ int lbs_prepare_and_send_command(struct lbs_private 
*priv,
                                                   cmd_no, cmd_action);
                break;
 
-       case CMD_802_11_SLEEP_PARAMS:
-               ret = lbs_cmd_802_11_sleep_params(priv, cmdptr, cmd_action);
-               break;
-
        case CMD_802_11_TPC_CFG:
                cmdptr->command = cpu_to_le16(CMD_802_11_TPC_CFG);
                cmdptr->size =
diff --git a/drivers/net/wireless/libertas/cmd.h 
b/drivers/net/wireless/libertas/cmd.h
index 50821e7..ca09b18 100644
--- a/drivers/net/wireless/libertas/cmd.h
+++ b/drivers/net/wireless/libertas/cmd.h
@@ -49,5 +49,7 @@ int lbs_resume(struct lbs_private *priv);
 
 int lbs_cmd_802_11_inactivity_timeout(struct lbs_private *priv,
                                      uint16_t cmd_action, uint16_t *timeout);
+int lbs_cmd_802_11_sleep_params(struct lbs_private *priv, uint16_t cmd_action,
+                               struct sleep_params *sp);
 
 #endif /* _LBS_CMD_H */
diff --git a/drivers/net/wireless/libertas/cmdresp.c 
b/drivers/net/wireless/libertas/cmdresp.c
index f7fb8c7..40615a8 100644
--- a/drivers/net/wireless/libertas/cmdresp.c
+++ b/drivers/net/wireless/libertas/cmdresp.c
@@ -146,29 +146,6 @@ static int lbs_ret_reg_access(struct lbs_private *priv,
        return ret;
 }
 
-static int lbs_ret_802_11_sleep_params(struct lbs_private *priv,
-                                       struct cmd_ds_command *resp)
-{
-       struct cmd_ds_802_11_sleep_params *sp = &resp->params.sleep_params;
-
-       lbs_deb_enter(LBS_DEB_CMD);
-
-       lbs_deb_cmd("error 0x%x, offset 0x%x, stabletime 0x%x, calcontrol 0x%x "
-                   "extsleepclk 0x%x\n", le16_to_cpu(sp->error),
-                   le16_to_cpu(sp->offset), le16_to_cpu(sp->stabletime),
-                   sp->calcontrol, sp->externalsleepclk);
-
-       priv->sp.sp_error = le16_to_cpu(sp->error);
-       priv->sp.sp_offset = le16_to_cpu(sp->offset);
-       priv->sp.sp_stabletime = le16_to_cpu(sp->stabletime);
-       priv->sp.sp_calcontrol = sp->calcontrol;
-       priv->sp.sp_extsleepclk = sp->externalsleepclk;
-       priv->sp.sp_reserved = le16_to_cpu(sp->reserved);
-
-       lbs_deb_enter(LBS_DEB_CMD);
-       return 0;
-}
-
 static int lbs_ret_802_11_stat(struct lbs_private *priv,
                                struct cmd_ds_command *resp)
 {
@@ -551,9 +528,6 @@ static inline int handle_cmd_response(struct lbs_private 
*priv,
                ret = lbs_ret_802_11d_domain_info(priv, resp);
                break;
 
-       case CMD_RET(CMD_802_11_SLEEP_PARAMS):
-               ret = lbs_ret_802_11_sleep_params(priv, resp);
-               break;
        case CMD_RET(CMD_802_11_TPC_CFG):
                spin_lock_irqsave(&priv->driver_lock, flags);
                memmove((void *)priv->cur_cmd->callback_arg, 
&resp->params.tpccfg,
diff --git a/drivers/net/wireless/libertas/debugfs.c 
b/drivers/net/wireless/libertas/debugfs.c
index f278159..44be392 100644
--- a/drivers/net/wireless/libertas/debugfs.c
+++ b/drivers/net/wireless/libertas/debugfs.c
@@ -10,6 +10,7 @@
 #include "decl.h"
 #include "host.h"
 #include "debugfs.h"
+#include "cmd.h"
 
 static struct dentry *lbs_dir;
 static char *szStates[] = {
@@ -103,71 +104,64 @@ static ssize_t lbs_sleepparams_write(struct file *file,
                                loff_t *ppos)
 {
        struct lbs_private *priv = file->private_data;
-       ssize_t buf_size, res;
+       ssize_t buf_size, ret;
+       struct sleep_params sp;
        int p1, p2, p3, p4, p5, p6;
        unsigned long addr = get_zeroed_page(GFP_KERNEL);
        char *buf = (char *)addr;
 
        buf_size = min(count, len - 1);
        if (copy_from_user(buf, user_buf, buf_size)) {
-               res = -EFAULT;
+               ret = -EFAULT;
                goto out_unlock;
        }
-       res = sscanf(buf, "%d %d %d %d %d %d", &p1, &p2, &p3, &p4, &p5, &p6);
-       if (res != 6) {
-               res = -EFAULT;
+       ret = sscanf(buf, "%d %d %d %d %d %d", &p1, &p2, &p3, &p4, &p5, &p6);
+       if (ret != 6) {
+               ret = -EINVAL;
                goto out_unlock;
        }
-       priv->sp.sp_error = p1;
-       priv->sp.sp_offset = p2;
-       priv->sp.sp_stabletime = p3;
-       priv->sp.sp_calcontrol = p4;
-       priv->sp.sp_extsleepclk = p5;
-       priv->sp.sp_reserved = p6;
-
-       res = lbs_prepare_and_send_command(priv,
-                               CMD_802_11_SLEEP_PARAMS,
-                               CMD_ACT_SET,
-                               CMD_OPTION_WAITFORRSP, 0, NULL);
-
-       if (!res)
-               res = count;
-       else
-               res = -EINVAL;
+       sp.sp_error = p1;
+       sp.sp_offset = p2;
+       sp.sp_stabletime = p3;
+       sp.sp_calcontrol = p4;
+       sp.sp_extsleepclk = p5;
+       sp.sp_reserved = p6;
+
+       ret = lbs_cmd_802_11_sleep_params(priv, CMD_ACT_SET, &sp);
+       if (!ret)
+               ret = count;
+       else if (ret > 0)
+               ret = -EINVAL;
 
 out_unlock:
        free_page(addr);
-       return res;
+       return ret;
 }
 
 static ssize_t lbs_sleepparams_read(struct file *file, char __user *userbuf,
                                  size_t count, loff_t *ppos)
 {
        struct lbs_private *priv = file->private_data;
-       ssize_t res;
+       ssize_t ret;
        size_t pos = 0;
+       struct sleep_params sp;
        unsigned long addr = get_zeroed_page(GFP_KERNEL);
        char *buf = (char *)addr;
 
-       res = lbs_prepare_and_send_command(priv,
-                               CMD_802_11_SLEEP_PARAMS,
-                               CMD_ACT_GET,
-                               CMD_OPTION_WAITFORRSP, 0, NULL);
-       if (res) {
-               res = -EFAULT;
+       ret = lbs_cmd_802_11_sleep_params(priv, CMD_ACT_GET, &sp);
+       if (ret)
                goto out_unlock;
-       }
 
-       pos += snprintf(buf, len, "%d %d %d %d %d %d\n", priv->sp.sp_error,
-                       priv->sp.sp_offset, priv->sp.sp_stabletime,
-                       priv->sp.sp_calcontrol, priv->sp.sp_extsleepclk,
-                       priv->sp.sp_reserved);
+       pos += snprintf(buf, len, "%d %d %d %d %d %d\n", sp.sp_error,
+                       sp.sp_offset, sp.sp_stabletime,
+                       sp.sp_calcontrol, sp.sp_extsleepclk,
+                       sp.sp_reserved);
 
-       res = simple_read_from_buffer(userbuf, count, ppos, buf, pos);
+       ret = simple_read_from_buffer(userbuf, count, ppos, buf, pos);
 
 out_unlock:
        free_page(addr);
-       return res;
+       return ret;
 }
 
 static ssize_t lbs_extscan(struct file *file, const char __user *userbuf,
diff --git a/drivers/net/wireless/libertas/dev.h 
b/drivers/net/wireless/libertas/dev.h
index 1c6ec4d..3629751 100644
--- a/drivers/net/wireless/libertas/dev.h
+++ b/drivers/net/wireless/libertas/dev.h
@@ -77,12 +77,12 @@ struct current_bss_params {
 
 /** sleep_params */
 struct sleep_params {
-       u16 sp_error;
-       u16 sp_offset;
-       u16 sp_stabletime;
-       u8 sp_calcontrol;
-       u8 sp_extsleepclk;
-       u16 sp_reserved;
+       uint16_t sp_error;
+       uint16_t sp_offset;
+       uint16_t sp_stabletime;
+       uint8_t  sp_calcontrol;
+       uint8_t  sp_extsleepclk;
+       uint16_t sp_reserved;
 };
 
 /* Mesh statistics */
@@ -300,9 +300,6 @@ struct lbs_private {
        u8 cur_rate;
        u8 auto_rate;
 
-       /** sleep_params */
-       struct sleep_params sp;
-
        /** RF calibration data */
 
 #define        MAX_REGION_CHANNEL_NUM  2
diff --git a/drivers/net/wireless/libertas/hostcmd.h 
b/drivers/net/wireless/libertas/hostcmd.h
index 2ad32bc..855c2d0 100644
--- a/drivers/net/wireless/libertas/hostcmd.h
+++ b/drivers/net/wireless/libertas/hostcmd.h
@@ -355,6 +355,8 @@ struct cmd_ds_802_11_beacon_control {
 };
 
 struct cmd_ds_802_11_sleep_params {
+       struct cmd_header hdr;
+
        /* ACT_GET/ACT_SET */
        __le16 action;
 
@@ -368,10 +370,10 @@ struct cmd_ds_802_11_sleep_params {
        __le16 stabletime;
 
        /* control periodic calibration */
-       u8 calcontrol;
+       uint8_t calcontrol;
 
        /* control the use of external sleep clock */
-       u8 externalsleepclk;
+       uint8_t externalsleepclk;
 
        /* reserved field, should be set to zero */
        __le16 reserved;
@@ -715,7 +717,6 @@ struct cmd_ds_command {
                struct cmd_ds_802_11d_domain_info domaininfo;
                struct cmd_ds_802_11d_domain_info domaininforesp;
 
-               struct cmd_ds_802_11_sleep_params sleep_params;
                struct cmd_ds_802_11_tpc_cfg tpccfg;
                struct cmd_ds_802_11_pwr_cfg pwrcfg;
                struct cmd_ds_802_11_afc afc;
-
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