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Commit 6f6d1e9a authored by Lennert Buytenhek's avatar Lennert Buytenhek Committed by John W. Linville
Browse files

mwl8k: add support for the 88w8366 



Add support for the 88w8366 firmware receive descriptor format,
and add the 88w8366 PCI ID.

Signed-off-by: default avatarLennert Buytenhek <buytenh@marvell.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 2e484c89

drivers/net/wireless/mwl8k.c

+94 −1
Original line number Diff line number Diff line
@@ -756,7 +756,89 @@ static inline void mwl8k_add_dma_header(struct sk_buff *skb) 




/*

 * Packet reception.

 * Packet reception for 88w8366.

 */

struct mwl8k_rxd_8366 {

	__le16 pkt_len;

	__u8 sq2;

	__u8 rate;

	__le32 pkt_phys_addr;

	__le32 next_rxd_phys_addr;

	__le16 qos_control;

	__le16 htsig2;

	__le32 hw_rssi_info;

	__le32 hw_noise_floor_info;

	__u8 noise_floor;

	__u8 pad0[3];

	__u8 rssi;

	__u8 rx_status;

	__u8 channel;

	__u8 rx_ctrl;

} __attribute__((packed));



#define MWL8K_8366_RX_CTRL_OWNED_BY_HOST	0x80



static void mwl8k_rxd_8366_init(void *_rxd, dma_addr_t next_dma_addr)

{

	struct mwl8k_rxd_8366 *rxd = _rxd;



	rxd->next_rxd_phys_addr = cpu_to_le32(next_dma_addr);

	rxd->rx_ctrl = MWL8K_8366_RX_CTRL_OWNED_BY_HOST;

}



static void mwl8k_rxd_8366_refill(void *_rxd, dma_addr_t addr, int len)

{

	struct mwl8k_rxd_8366 *rxd = _rxd;



	rxd->pkt_len = cpu_to_le16(len);

	rxd->pkt_phys_addr = cpu_to_le32(addr);

	wmb();

	rxd->rx_ctrl = 0;

}



static int

mwl8k_rxd_8366_process(void *_rxd, struct ieee80211_rx_status *status)

{

	struct mwl8k_rxd_8366 *rxd = _rxd;



	if (!(rxd->rx_ctrl & MWL8K_8366_RX_CTRL_OWNED_BY_HOST))

		return -1;

	rmb();



	memset(status, 0, sizeof(*status));



	status->signal = -rxd->rssi;

	status->noise = -rxd->noise_floor;



	if (rxd->rate & 0x80) {

		status->flag |= RX_FLAG_HT;

		status->rate_idx = rxd->rate & 0x7f;

	} else {

		int i;



		for (i = 0; i < ARRAY_SIZE(mwl8k_rates); i++) {

			if (mwl8k_rates[i].hw_value == rxd->rate) {

				status->rate_idx = i;

				break;

			}

		}

	}



	status->band = IEEE80211_BAND_2GHZ;

	status->freq = ieee80211_channel_to_frequency(rxd->channel);



	return le16_to_cpu(rxd->pkt_len);

}



static struct rxd_ops rxd_8366_ops = {

	.rxd_size	= sizeof(struct mwl8k_rxd_8366),

	.rxd_init	= mwl8k_rxd_8366_init,

	.rxd_refill	= mwl8k_rxd_8366_refill,

	.rxd_process	= mwl8k_rxd_8366_process,

};



/*

 * Packet reception for 88w8687.

 */

struct mwl8k_rxd_8687 {

	__le16 pkt_len;
@@ -3226,6 +3308,14 @@ static void mwl8k_finalize_join_worker(struct work_struct *work) 
	priv->beacon_skb = NULL;

}



static struct mwl8k_device_info di_8366 = {

	.part_name	= "88w8366",

	.helper_image	= "mwl8k/helper_8366.fw",

	.fw_image	= "mwl8k/fmimage_8366.fw",

	.rxd_ops	= &rxd_8366_ops,

	.modes		= 0,

};



static struct mwl8k_device_info di_8687 = {

	.part_name	= "88w8687",

	.helper_image	= "mwl8k/helper_8687.fw",
@@ -3241,6 +3331,9 @@ static DEFINE_PCI_DEVICE_TABLE(mwl8k_pci_id_table) = { 
	}, {

		PCI_VDEVICE(MARVELL, 0x2a30),

		.driver_data = (unsigned long)&di_8687,

	}, {

		PCI_VDEVICE(MARVELL, 0x2a40),

		.driver_data = (unsigned long)&di_8366,

	}, {

	},

};