Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 09146400 authored by Rafał Miłecki's avatar Rafał Miłecki Committed by John W. Linville
Browse files

b43: N-PHY: implement workaround for TX IQ 



Signed-off-by: default avatarRafał Miłecki <zajec5@gmail.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent a67162ab

drivers/net/wireless/b43/phy_n.c

+16 −0
Original line number Diff line number Diff line
@@ -425,6 +425,22 @@ static void b43_nphy_rx_iq_coeffs(struct b43_wldev *dev, bool write, 
	}

}



/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxIqWar */

static void b43_nphy_tx_iq_workaround(struct b43_wldev *dev)

{

	u16 array[4];

	int i;



	b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x3C50);

	for (i = 0; i < 4; i++)

		array[i] = b43_phy_read(dev, B43_NPHY_TABLE_DATALO);



	b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW0, array[0]);

	b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW1, array[1]);

	b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW2, array[2]);

	b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW3, array[3]);

}



/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/clip-detection */

static void b43_nphy_write_clip_detection(struct b43_wldev *dev, u16 *clip_st)

{