Commit b2b43b78 authored Feb 29, 2016 by Jes Sorensen Committed by Kalle Valo Mar 10, 2016

rtl8xxxu: Initial functionality to handle C2H events for 8723bu



The 64 bit mailbox commands also provide a different method for
mailbox command responses (C2H events).

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

parent b18cdfdb

drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c

+33 −1

Original line number	Diff line number	Diff line
		@@ -6815,6 +6815,36 @@ static int rtl8723bu_parse_rx_desc(struct rtl8xxxu_priv *priv,
		return rx_type;
		}

		static void rtl8723bu_handle_c2h(struct rtl8xxxu_priv *priv,
		struct sk_buff *skb)
		{
		struct rtl8723bu_c2h c2h = (struct rtl8723bu_c2h )skb->data;
		struct device *dev = &priv->udev->dev;
		int len;

		len = skb->len - 2;

		pr_info("%s: C2H ID %02x seq %02x, len %02x %02x\n", __func__,
		c2h->id, c2h->seq, len, c2h->bt_info.response_source);

		switch(c2h->id) {
		case C2H_8723B_BT_INFO:
		if (c2h->bt_info.response_source >
		BT_INFO_SRC_8723B_BT_ACTIVE_SEND)
		dev_info(dev, "C2H_BT_INFO WiFi only firmware\n");
		else
		dev_info(dev, "C2H_BT_INFO BT/WiFi coexist firmware\n");

		if (c2h->bt_info.bt_has_reset)
		dev_info(dev, "BT has been reset\n");

		break;
		default:
		pr_info("%s: Unhandled C2H event %02x\n", __func__, c2h->id);
		break;
		}
		}

		static void rtl8xxxu_rx_complete(struct urb *urb)
		{
		struct rtl8xxxu_rx_urb *rx_urb =
		@@ -6843,8 +6873,10 @@ static void rtl8xxxu_rx_complete(struct urb *urb)

		if (rx_type == RX_TYPE_DATA_PKT)
		ieee80211_rx_irqsafe(hw, skb);
		else
		else {
		rtl8723bu_handle_c2h(priv, skb);
		dev_kfree_skb(skb);
		}

		skb = NULL;
		rx_urb->urb.context = NULL;

drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h

+54 −0

Original line number	Diff line number	Diff line
		@@ -899,6 +899,60 @@ struct h2c_cmd {
		};
		};

		enum c2h_evt_8723b {
		C2H_8723B_DEBUG = 0,
		C2H_8723B_TSF = 1,
		C2H_8723B_AP_RPT_RSP = 2,
		C2H_8723B_CCX_TX_RPT = 3,
		C2H_8723B_BT_RSSI = 4,
		C2H_8723B_BT_OP_MODE = 5,
		C2H_8723B_EXT_RA_RPT = 6,
		C2H_8723B_BT_INFO = 9,
		C2H_8723B_HW_INFO_EXCH = 10,
		C2H_8723B_BT_MP_INFO = 11,
		C2H_8723B_FW_DEBUG = 0xff,
		};

		enum bt_info_src_8723b {
		BT_INFO_SRC_8723B_WIFI_FW = 0x0,
		BT_INFO_SRC_8723B_BT_RSP = 0x1,
		BT_INFO_SRC_8723B_BT_ACTIVE_SEND = 0x2,
		};

		struct rtl8723bu_c2h {
		u8 id;
		u8 seq;
		union {
		struct {
		u8 payload[0];
		} __packed raw;
		struct {
		u8 response_source:4;
		u8 dummy0_0:4;

		u8 bt_info;

		u8 retry_count:4;
		u8 dummy2_0:1;
		u8 bt_page:1;
		u8 tx_rx_mask:1;
		u8 dummy2_2:1;

		u8 rssi;

		u8 basic_rate:1;
		u8 bt_has_reset:1;
		u8 dummy4_1:1;;
		u8 ignore_wlan:1;
		u8 auto_report:1;
		u8 dummy4_2:3;

		u8 a4;
		u8 a5;
		} __packed bt_info;
		};
		};

		struct rtl8xxxu_fileops;

		struct rtl8xxxu_priv {