staging: r8188eu: remove HW_VAR_DM_FLAG from SetHwReg8188EU()

Remove the HW_VAR_DM_FLAG case from SetHwReg8188EU() and move its
functionality to a static function. This is part of the ongoing
effort to get rid of SetHwReg8188EU().
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20220709094458.9578-4-straube.linux@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/hal/usb_halinit.c

@@ -1157,9 +1157,6 @@ void SetHwReg8188EU(struct adapter *Adapter, u8 variable, u8 *val)
 			rtw_write32(Adapter, REG_RCR, reg32 | RCR_CBSSID_BCN);
 		}
 		break;
-	case HW_VAR_DM_FLAG:
-		podmpriv->SupportAbility = *((u8 *)val);
-		break;
 	case HW_VAR_DM_FUNC_RESET:
 		podmpriv->SupportAbility = pdmpriv->InitODMFlag;
 		break;

drivers/staging/r8188eu/include/hal_intf.h

@@ -12,7 +12,6 @@ enum hw_variables {
 	HW_VAR_SET_OPMODE,
 	HW_VAR_CORRECT_TSF,
 	HW_VAR_MLME_SITESURVEY,
-	HW_VAR_DM_FLAG,
 	HW_VAR_DM_FUNC_RESET,
 	HW_VAR_DM_FUNC_CLR,
 };

drivers/staging/r8188eu/os_dep/ioctl_linux.c

@@ -3221,6 +3221,14 @@ static void rtw_set_dynamic_functions(struct adapter *adapter, u8 dm_func)
 	}
 }
 
+static void rtw_set_dm_func_flag(struct adapter *adapter, u32 odm_flag)
+{
+	struct hal_data_8188e *haldata = &adapter->haldata;
+	struct odm_dm_struct *odmpriv = &haldata->odmpriv;
+
+	odmpriv->SupportAbility = odm_flag;
+}
+
 static int rtw_dbg_port(struct net_device *dev,
 			       struct iw_request_info *info,
 			       union iwreq_data *wrqu, char *extra)
@@ -3459,7 +3467,7 @@ static int rtw_dbg_port(struct net_device *dev,
 		case 0x06:
 			{
 				u32 ODMFlag = (u32)(0x0f & arg);
-				SetHwReg8188EU(padapter, HW_VAR_DM_FLAG, (u8 *)(&ODMFlag));
+				rtw_set_dm_func_flag(padapter, ODMFlag);
 			}
 			break;
 		case 0x07: