From d7f3e41b1399e950eba9bcb5e87afe20ffa4ce98 Mon Sep 17 00:00:00 2001
From: Xiang Xiao <xiaoxiang@xiaomi.com>
Date: Wed, 18 Dec 2024 01:09:41 +0800
Subject: [PATCH] Revert "rptun/rptun_ivshmem:add restart cmd to reboot slave"

This reverts commit 4fa1c460d343171ab92fad7eeb249ec033a53b7d.
to reducing the complexity of rptun driver.

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
---
 drivers/rptun/rptun_ivshmem.c | 37 -----------------------------------
 include/nuttx/rptun/rptun.h   |  2 --
 2 files changed, 39 deletions(-)

diff --git a/drivers/rptun/rptun_ivshmem.c b/drivers/rptun/rptun_ivshmem.c
index 57f46177473..2e2c5a88432 100644
--- a/drivers/rptun/rptun_ivshmem.c
+++ b/drivers/rptun/rptun_ivshmem.c
@@ -31,7 +31,6 @@
 #include <stdio.h>
 
 #include <nuttx/nuttx.h>
-#include <nuttx/board.h>
 #include <nuttx/drivers/addrenv.h>
 #include <nuttx/pci/pci_ivshmem.h>
 #include <nuttx/rptun/rptun.h>
@@ -289,38 +288,6 @@ static int rptun_ivshmem_register_callback(FAR struct rptun_dev_s *dev,
   return 0;
 }
 
-/****************************************************************************
- * Name: rptun_ivshmem_check_cmd
- ****************************************************************************/
-
-static void rptun_ivshmem_check_cmd(FAR struct rptun_ivshmem_dev_s *priv)
-{
-  FAR struct rptun_cmd_s *rptun_cmd = RPTUN_RSC2CMD(&priv->shmem->rsc);
-  uint32_t cmd;
-
-  if (priv->master)
-    {
-      cmd = RPTUN_GET_CMD(rptun_cmd->cmd_slave);
-      rptun_cmd->cmd_slave = RPTUN_CMD(RPTUN_CMD_DEFAULT, 0);
-    }
-  else
-    {
-      cmd = RPTUN_GET_CMD(rptun_cmd->cmd_master);
-      rptun_cmd->cmd_master = RPTUN_CMD(RPTUN_CMD_DEFAULT, 0);
-    }
-
-  switch (cmd)
-    {
-      case RPTUN_CMD_RESTART:
-#ifdef CONFIG_BOARDCTL_RESET
-        board_reset(0);
-#endif
-        break;
-      default:
-        break;
-    }
-}
-
 /****************************************************************************
  * Name: rptun_ivshmem_interrupt
  ****************************************************************************/
@@ -329,8 +296,6 @@ static int rptun_ivshmem_interrupt(int irq, FAR void *context, FAR void *arg)
 {
   FAR struct rptun_ivshmem_dev_s *priv = arg;
 
-  rptun_ivshmem_check_cmd(priv);
-
   if (priv->callback != NULL)
     {
       priv->callback(priv->arg, RPTUN_NOTIFY_ALL);
@@ -349,8 +314,6 @@ static void rptun_ivshmem_wdog(wdparm_t arg)
     (FAR struct rptun_ivshmem_dev_s *)arg;
   bool should_notify = false;
 
-  rptun_ivshmem_check_cmd(priv);
-
   if (priv->master && priv->seq != priv->shmem->seqs)
     {
       priv->seq = priv->shmem->seqs;
diff --git a/include/nuttx/rptun/rptun.h b/include/nuttx/rptun/rptun.h
index 626623e921f..904db963c75 100644
--- a/include/nuttx/rptun/rptun.h
+++ b/include/nuttx/rptun/rptun.h
@@ -50,11 +50,9 @@
 
 #define RPTUN_NOTIFY_ALL      (UINT32_MAX - 0)
 
-#define RPTUN_CMD_DEFAULT     0x0
 #define RPTUN_CMD_PANIC       0x1
 #define RPTUN_CMD_STOP        0x2
 #define RPTUN_CMD_READY       0x3
-#define RPTUN_CMD_RESTART     0x4
 #define RPTUN_CMD_MASK        0xffff
 #define RPTUN_CMD_SHIFT       16