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Commit ba356b56 authored by Rafał Miłecki's avatar Rafał Miłecki Committed by John W. Linville
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b43: LCN-PHY: implement disabling radio 



wl reads radio version, then disables it. That's how we found it in MMIO
dump:
 radio_read(0x0000) -> 0x0031 <-- RADIO READ WITHOUT 0x200 SET!
 radio_read(0x0001) -> 0x0064 <-- RADIO READ WITHOUT 0x200 SET!
 radio_read(0x0002) -> 0x0020 <-- RADIO READ WITHOUT 0x200 SET!
 read32 0xfaafc120 -> 0x04000400
 phy_read(0x044d) -> 0x0000
phy_write(0x044d) <- 0x0000
 phy_read(0x044c) -> 0x1fff
phy_write(0x044c) <- 0x1fff
 phy_read(0x04b7) -> 0x0000
phy_write(0x04b7) <- 0x0000
 phy_read(0x04b1) -> 0x0000
phy_write(0x04b1) <- 0x0000
 phy_read(0x04b0) -> 0x7dff
phy_write(0x04b0) <- 0x7dff
 phy_read(0x04fa) -> 0x0000
phy_write(0x04fa) <- 0x0000
 phy_read(0x04f9) -> 0x007f
phy_write(0x04f9) <- 0x007f

Signed-off-by: default avatarRafał Miłecki <zajec5@gmail.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent f928668f

drivers/net/wireless/b43/phy_lcn.c

+23 −0
Original line number Diff line number Diff line
@@ -60,6 +60,27 @@ static void b43_phy_lcn_op_prepare_structs(struct b43_wldev *dev) 
	memset(phy_lcn, 0, sizeof(*phy_lcn));

}



static void b43_phy_lcn_op_software_rfkill(struct b43_wldev *dev,

					bool blocked)

{

	if (b43_read32(dev, B43_MMIO_MACCTL) & B43_MACCTL_ENABLED)

		b43err(dev->wl, "MAC not suspended\n");



	if (blocked) {

		b43_phy_mask(dev, B43_PHY_LCN_RF_CTL2, ~0x7c00);

		b43_phy_set(dev, B43_PHY_LCN_RF_CTL1, 0x1f00);



		b43_phy_mask(dev, B43_PHY_LCN_RF_CTL5, ~0x7f00);

		b43_phy_mask(dev, B43_PHY_LCN_RF_CTL4, ~0x2);

		b43_phy_set(dev, B43_PHY_LCN_RF_CTL3, 0x808);



		b43_phy_mask(dev, B43_PHY_LCN_RF_CTL7, ~0x8);

		b43_phy_set(dev, B43_PHY_LCN_RF_CTL6, 0x8);

	} else {

		/* TODO */

	}

}



static unsigned int b43_phy_lcn_op_get_default_chan(struct b43_wldev *dev)

{

	if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
@@ -92,7 +113,9 @@ const struct b43_phy_operations b43_phyops_lcn = { 
	.phy_maskset		= b43_phy_lcn_op_maskset,

	.radio_read		= b43_phy_lcn_op_radio_read,

	.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,

	*/

drivers/net/wireless/b43/phy_lcn.h

+9 −0
Original line number Diff line number Diff line
@@ -4,6 +4,15 @@ 
#include "phy_common.h"





#define B43_PHY_LCN_RF_CTL1			B43_PHY_OFDM(0x04C)

#define B43_PHY_LCN_RF_CTL2			B43_PHY_OFDM(0x04D)

#define B43_PHY_LCN_RF_CTL3			B43_PHY_OFDM(0x0B0)

#define B43_PHY_LCN_RF_CTL4			B43_PHY_OFDM(0x0B1)

#define B43_PHY_LCN_RF_CTL5			B43_PHY_OFDM(0x0B7)

#define B43_PHY_LCN_RF_CTL6			B43_PHY_OFDM(0x0F9)

#define B43_PHY_LCN_RF_CTL7			B43_PHY_OFDM(0x0FA)





struct b43_phy_lcn {

};