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rtlwifi: rtl8188ee: add msi module parameter

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The msi module parameter offers an option to enable or disable MSI
interrupts mode. For now, some users report RTL8188EE works only with
MSI on their certain platforms, some others report it works only without
MSI, this parameter will help.

Signed-off-by: Adam Lee <adam.lee@canonical.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Adam Lee 2014-05-05 16:33:37 +08:00 committed by John W. Linville
parent 73070c45d5
commit 3513d0043c
1 changed files with 4 additions and 0 deletions
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4
drivers/net/wireless/rtlwifi/rtl8188ee/sw.c
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@ -93,6 +93,7 @@ int rtl88e_init_sw_vars(struct ieee80211_hw *hw)
u8 tid;
rtl8188ee_bt_reg_init(hw);
rtlpci->msi_support = rtlpriv->cfg->mod_params->msi_support;
rtlpriv->dm.dm_initialgain_enable = 1;
rtlpriv->dm.dm_flag = 0;
@ -266,6 +267,7 @@ static struct rtl_mod_params rtl88ee_mod_params = {
.inactiveps = true,
.swctrl_lps = false,
.fwctrl_lps = true,
.msi_support = false,
.debug = DBG_EMERG,
};
@ -382,10 +384,12 @@ module_param_named(debug, rtl88ee_mod_params.debug, int, 0444);
module_param_named(ips, rtl88ee_mod_params.inactiveps, bool, 0444);
module_param_named(swlps, rtl88ee_mod_params.swctrl_lps, bool, 0444);
module_param_named(fwlps, rtl88ee_mod_params.fwctrl_lps, bool, 0444);
module_param_named(msi, rtl88ee_mod_params.msi_support, bool, 0444);
MODULE_PARM_DESC(swenc, "Set to 1 for software crypto (default 0)\n");
MODULE_PARM_DESC(ips, "Set to 0 to not use link power save (default 1)\n");
MODULE_PARM_DESC(swlps, "Set to 1 to use SW control power save (default 0)\n");
MODULE_PARM_DESC(fwlps, "Set to 1 to use FW control power save (default 1)\n");
MODULE_PARM_DESC(msi, "Set to 1 to use MSI interrupts mode (default 0)\n");
MODULE_PARM_DESC(debug, "Set debug level (0-5) (default 0)");
static SIMPLE_DEV_PM_OPS(rtlwifi_pm_ops, rtl_pci_suspend, rtl_pci_resume);