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staging: rtl8192e: fix 2 byte alignment of register BSSIDR.

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commit 867510bde1 upstream.

BSSIDR has two byte alignment on PCI ioremap correct the write
by swapping to 16 bits first.

This fixes a problem that the device associates fail because
the filter is not set correctly.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Malcolm Priestley 2017-05-11 18:57:44 +01:00 committed by Greg Kroah-Hartman
parent f420550294
commit d0226f9ada
1 changed files with 5 additions and 4 deletions
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9
drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c
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@ -97,8 +97,9 @@ void rtl92e_set_reg(struct net_device *dev, u8 variable, u8 *val)
switch (variable) {
case HW_VAR_BSSID:
rtl92e_writel(dev, BSSIDR, ((u32 *)(val))[0]);
rtl92e_writew(dev, BSSIDR+2, ((u16 *)(val+2))[0]);
/* BSSIDR 2 byte alignment */
rtl92e_writew(dev, BSSIDR, *(u16 *)val);
rtl92e_writel(dev, BSSIDR + 2, *(u32 *)(val + 2));
break;
case HW_VAR_MEDIA_STATUS:
@ -963,8 +964,8 @@ static void _rtl92e_net_update(struct net_device *dev)
rtl92e_config_rate(dev, &rate_config);
priv->dot11CurrentPreambleMode = PREAMBLE_AUTO;
priv->basic_rate = rate_config &= 0x15f;
rtl92e_writel(dev, BSSIDR, ((u32 *)net->bssid)[0]);
rtl92e_writew(dev, BSSIDR+4, ((u16 *)net->bssid)[2]);
rtl92e_writew(dev, BSSIDR, *(u16 *)net->bssid);
rtl92e_writel(dev, BSSIDR + 2, *(u32 *)(net->bssid + 2));
if (priv->rtllib->iw_mode == IW_MODE_ADHOC) {
rtl92e_writew(dev, ATIMWND, 2);