renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-22 20:23:57 +08:00
Code

b43: LCN-PHY: prepare functions for channel switching

Browse Source 
Switching is not fully implemented yet, prepare place for the code.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rafał Miłecki 2011-08-28 14:59:58 +02:00 committed by John W. Linville
parent bd3bf693c7
commit 39f7d33c49
1 changed files with 84 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

86
drivers/net/wireless/b43/phy_lcn.c
View File

@ -31,6 +31,48 @@
* Radio 2064.
**************************************************/
static void b43_radio_2064_channel_setup(struct b43_wldev *dev)
{
u16 save[2];
b43_radio_set(dev, 0x09d, 0x4);
b43_radio_write(dev, 0x09e, 0xf);
b43_radio_write(dev, 0x02a, 0xb);
b43_radio_maskset(dev, 0x030, ~0x3, 0xa);
b43_radio_maskset(dev, 0x091, ~0x3, 0);
b43_radio_maskset(dev, 0x038, ~0xf, 0x7);
b43_radio_maskset(dev, 0x030, ~0xc, 0x8);
b43_radio_maskset(dev, 0x05e, ~0xf, 0x8);
b43_radio_maskset(dev, 0x05e, ~0xf0, 0x80);
b43_radio_write(dev, 0x06c, 0x80);
save[0] = b43_radio_read(dev, 0x044);
save[1] = b43_radio_read(dev, 0x12b);
b43_radio_set(dev, 0x044, 0x7);
b43_radio_set(dev, 0x12b, 0xe);
/* TODO */
b43_radio_write(dev, 0x040, 0xfb);
b43_radio_write(dev, 0x041, 0x9a);
b43_radio_write(dev, 0x042, 0xa3);
b43_radio_write(dev, 0x043, 0x0c);
/* TODO */
b43_radio_set(dev, 0x044, 0x0c);
udelay(1);
b43_radio_write(dev, 0x044, save[0]);
b43_radio_write(dev, 0x12b, save[1]);
b43_radio_write(dev, 0x038, 0x0);
b43_radio_write(dev, 0x091, 0x7);
}
static void b43_radio_2064_init(struct b43_wldev *dev)
{
b43_radio_write(dev, 0x09c, 0x0020);
@ -171,6 +213,32 @@ static void b43_phy_lcn_pre_radio_init(struct b43_wldev *dev)
/* TODO: more ops */
}
/**************************************************
* Channel switching ops.
**************************************************/
static int b43_phy_lcn_set_channel(struct b43_wldev *dev,
struct ieee80211_channel *channel,
enum nl80211_channel_type channel_type)
{
/* TODO: PLL and PHY ops */
b43_phy_set(dev, 0x44a, 0x44);
b43_phy_write(dev, 0x44a, 0x80);
b43_phy_set(dev, 0x44a, 0x44);
b43_phy_write(dev, 0x44a, 0x80);
b43_radio_2064_channel_setup(dev);
mdelay(1);
b43_phy_lcn_afe_set_unset(dev);
/* TODO */
return 0;
}
/**************************************************
* Basic PHY ops.
**************************************************/
@ -265,6 +333,22 @@ static void b43_phy_lcn_op_switch_analog(struct b43_wldev *dev, bool on)
}
}
static int b43_phy_lcn_op_switch_channel(struct b43_wldev *dev,
unsigned int new_channel)
{
struct ieee80211_channel *channel = dev->wl->hw->conf.channel;
enum nl80211_channel_type channel_type = dev->wl->hw->conf.channel_type;
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
if ((new_channel < 1) || (new_channel > 14))
return -EINVAL;
} else {
return -EINVAL;
}
return b43_phy_lcn_set_channel(dev, channel, channel_type);
}
static unsigned int b43_phy_lcn_op_get_default_chan(struct b43_wldev *dev)
{
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
@ -338,9 +422,7 @@ const struct b43_phy_operations b43_phyops_lcn = {
.radio_write = b43_phy_lcn_op_radio_write,
.software_rfkill = b43_phy_lcn_op_software_rfkill,
.switch_analog = b43_phy_lcn_op_switch_analog,
/*
.switch_channel = b43_phy_lcn_op_switch_channel,
*/
.get_default_chan = b43_phy_lcn_op_get_default_chan,
.recalc_txpower = b43_phy_lcn_op_recalc_txpower,
.adjust_txpower = b43_phy_lcn_op_adjust_txpower,