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Commit 77dba493 authored by Bartlomiej Zolnierkiewicz's avatar Bartlomiej Zolnierkiewicz Committed by John W. Linville
Browse files

rt2800pci: fix comment about IV/EIV fields 



The bit tested by hardware is TXD_W3_WIV and its value
equals the negated value of ENTRY_TXD_ENCRYPT_IV bit.

Signed-off-by: default avatarBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Acked-by: default avatarIvo van Doorn <IvDoorn@gmail.com>
Acked-by: default avatarGertjan van Wingerde <gwingerde@gmail.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 8807bb8c

drivers/net/wireless/rt2x00/rt2800pci.c

+2 −2
Original line number Diff line number Diff line
@@ -2206,8 +2206,8 @@ static void rt2800pci_write_tx_desc(struct rt2x00_dev *rt2x00dev, 


	/*

	 * Always write 0 to IV/EIV fields, hardware will insert the IV

	 * from the IVEIV register when ENTRY_TXD_ENCRYPT_IV is set to 0.

	 * When ENTRY_TXD_ENCRYPT_IV is set to 1 it will use the IV data

	 * from the IVEIV register when TXD_W3_WIV is set to 0.

	 * When TXD_W3_WIV is set to 1 it will use the IV data

	 * from the descriptor. The TXWI_W1_WIRELESS_CLI_ID indicates which

	 * crypto entry in the registers should be used to encrypt the frame.

	 */