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rtlwifi: rtl8188ee: Fix too long disable of IRQs

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commit 6b63927158 upstream.

In commit f78bccd79b entitled "rtlwifi:
rtl8192ce: Fix too long disable of IRQs", Olivier Langlois
<olivier@trillion01.com> fixed a problem caused by an extra long disabling
of interrupts. This patch makes the same fix for rtl8188ee.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Larry Finger 2014-03-04 16:53:52 -06:00 committed by Greg Kroah-Hartman
parent 8adfa292b5
commit 3151d41031
1 changed files with 16 additions and 4 deletions
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20
drivers/net/wireless/rtlwifi/rtl8188ee/hw.c
View File

@ -1025,9 +1025,20 @@ int rtl88ee_hw_init(struct ieee80211_hw *hw)
bool rtstatus = true;
int err = 0;
u8 tmp_u1b, u1byte;
unsigned long flags;
RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, "Rtl8188EE hw init\n");
rtlpriv->rtlhal.being_init_adapter = true;
/* As this function can take a very long time (up to 350 ms)
* and can be called with irqs disabled, reenable the irqs
* to let the other devices continue being serviced.
*
* It is safe doing so since our own interrupts will only be enabled
* in a subsequent step.
*/
local_save_flags(flags);
local_irq_enable();
rtlpriv->intf_ops->disable_aspm(hw);
tmp_u1b = rtl_read_byte(rtlpriv, REG_SYS_CLKR+1);
@ -1043,7 +1054,7 @@ int rtl88ee_hw_init(struct ieee80211_hw *hw)
if (rtstatus != true) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "Init MAC failed\n");
err = 1;
return err;
goto exit;
}
err = rtl88e_download_fw(hw, false);
@ -1051,8 +1062,7 @@ int rtl88ee_hw_init(struct ieee80211_hw *hw)
RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
"Failed to download FW. Init HW without FW now..\n");
err = 1;
rtlhal->fw_ready = false;
return err;
goto exit;
} else {
rtlhal->fw_ready = true;
}
@ -1135,10 +1145,12 @@ int rtl88ee_hw_init(struct ieee80211_hw *hw)
}
rtl_write_byte(rtlpriv, REG_NAV_CTRL+2, ((30000+127)/128));
rtl88e_dm_init(hw);
exit:
local_irq_restore(flags);
rtlpriv->rtlhal.being_init_adapter = false;
RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, "end of Rtl8188EE hw init %x\n",
err);
return 0;
return err;
}
static enum version_8188e _rtl88ee_read_chip_version(struct ieee80211_hw *hw)