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rtlwifi: Convert to asynchronous firmware load

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This patch addresses a kernel bugzilla report and two recent mail threads.

The kernel bugzilla report is https://bugzilla.kernel.org/show_bug.cgi?id=42632,
which reports a udev timeout on boot.

The first mail thread, which was on LKML (http://lkml.indiana.edu/hypermail/
linux/kernel/1112.3/00965.html) was for a WARNING that occurs after a
suspend/resume cycle for rtl8192cu.

The scond mail thread (http://marc.info/?l=linux-wireless&m=132655490826766&w=2)
concerned changes in udev that break drivers that delay while firmware is loaded
on modprobe.

This patch converts all rtlwifi-based drivers to use the asynchronous firmware
loading mechanism. Drivers rtl8192ce, rtl8192cu and rtl8192de share a common
callback routine. Driver rtl8192se needs different handling of the firmware,
thus it has its own code.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Stable <stable@vger.kernel.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Larry Finger 2012-01-30 09:54:49 -06:00 • committed by John W. Linville
parent feced2012e
commit b0302aba81
20 changed files with 194 additions and 164 deletions
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3
drivers/net/wireless/rtlwifi/ps.c
View file

@ -47,7 +47,8 @@ bool rtl_ps_enable_nic(struct ieee80211_hw *hw)
"Driver is already down!\n");
/*<2> Enable Adapter */
rtlpriv->cfg->ops->hw_init(hw);
if (rtlpriv->cfg->ops->hw_init(hw))
return 1;
RT_CLEAR_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC);
/*<3> Enable Interrupt */