C++ (Cpp) wcn36xx_dxe_free_ctl_blks Examples

Example #1

File: dxe.c Project: Lyude/linux

int wcn36xx_dxe_alloc_ctl_blks(struct wcn36xx *wcn)
{
	int ret;

	wcn->dxe_tx_l_ch.ch_type = WCN36XX_DXE_CH_TX_L;
	wcn->dxe_tx_h_ch.ch_type = WCN36XX_DXE_CH_TX_H;
	wcn->dxe_rx_l_ch.ch_type = WCN36XX_DXE_CH_RX_L;
	wcn->dxe_rx_h_ch.ch_type = WCN36XX_DXE_CH_RX_H;

	wcn->dxe_tx_l_ch.desc_num = WCN36XX_DXE_CH_DESC_NUMB_TX_L;
	wcn->dxe_tx_h_ch.desc_num = WCN36XX_DXE_CH_DESC_NUMB_TX_H;
	wcn->dxe_rx_l_ch.desc_num = WCN36XX_DXE_CH_DESC_NUMB_RX_L;
	wcn->dxe_rx_h_ch.desc_num = WCN36XX_DXE_CH_DESC_NUMB_RX_H;

	wcn->dxe_tx_l_ch.dxe_wq =  WCN36XX_DXE_WQ_TX_L;
	wcn->dxe_tx_h_ch.dxe_wq =  WCN36XX_DXE_WQ_TX_H;

	wcn->dxe_tx_l_ch.ctrl_bd = WCN36XX_DXE_CTRL_TX_L_BD;
	wcn->dxe_tx_h_ch.ctrl_bd = WCN36XX_DXE_CTRL_TX_H_BD;

	wcn->dxe_tx_l_ch.ctrl_skb = WCN36XX_DXE_CTRL_TX_L_SKB;
	wcn->dxe_tx_h_ch.ctrl_skb = WCN36XX_DXE_CTRL_TX_H_SKB;

	wcn->dxe_tx_l_ch.reg_ctrl = WCN36XX_DXE_REG_CTL_TX_L;
	wcn->dxe_tx_h_ch.reg_ctrl = WCN36XX_DXE_REG_CTL_TX_H;

	wcn->dxe_tx_l_ch.def_ctrl = WCN36XX_DXE_CH_DEFAULT_CTL_TX_L;
	wcn->dxe_tx_h_ch.def_ctrl = WCN36XX_DXE_CH_DEFAULT_CTL_TX_H;

	/* DXE control block allocation */
	ret = wcn36xx_dxe_allocate_ctl_block(&wcn->dxe_tx_l_ch);
	if (ret)
		goto out_err;
	ret = wcn36xx_dxe_allocate_ctl_block(&wcn->dxe_tx_h_ch);
	if (ret)
		goto out_err;
	ret = wcn36xx_dxe_allocate_ctl_block(&wcn->dxe_rx_l_ch);
	if (ret)
		goto out_err;
	ret = wcn36xx_dxe_allocate_ctl_block(&wcn->dxe_rx_h_ch);
	if (ret)
		goto out_err;

	/* Initialize SMSM state  Clear TX Enable RING EMPTY STATE */
	ret = qcom_smem_state_update_bits(wcn->tx_enable_state,
					  WCN36XX_SMSM_WLAN_TX_ENABLE |
					  WCN36XX_SMSM_WLAN_TX_RINGS_EMPTY,
					  WCN36XX_SMSM_WLAN_TX_RINGS_EMPTY);
	if (ret)
		goto out_err;

	return 0;

out_err:
	wcn36xx_err("Failed to allocate DXE control blocks\n");
	wcn36xx_dxe_free_ctl_blks(wcn);
	return -ENOMEM;
}

Example #2

File: dxe.c Project: dreamfly281/wcn36xx

int wcn36xx_dxe_alloc_ctl_blks(struct wcn36xx *wcn)
{
	int ret;

	wcn->dxe_tx_l_ch.ch_type = WCN36XX_DXE_CH_TX_L;
	wcn->dxe_tx_h_ch.ch_type = WCN36XX_DXE_CH_TX_H;
	wcn->dxe_rx_l_ch.ch_type = WCN36XX_DXE_CH_RX_L;
	wcn->dxe_rx_h_ch.ch_type = WCN36XX_DXE_CH_RX_H;

	wcn->dxe_tx_l_ch.desc_num = WCN36XX_DXE_CH_DESC_NUMB_TX_L;
	wcn->dxe_tx_h_ch.desc_num = WCN36XX_DXE_CH_DESC_NUMB_TX_H;
	wcn->dxe_rx_l_ch.desc_num = WCN36XX_DXE_CH_DESC_NUMB_RX_L;
	wcn->dxe_rx_h_ch.desc_num = WCN36XX_DXE_CH_DESC_NUMB_RX_H;

	wcn->dxe_tx_l_ch.dxe_wq =  WCN36XX_DXE_WQ_TX_L;
	wcn->dxe_tx_h_ch.dxe_wq =  WCN36XX_DXE_WQ_TX_H;

	wcn->dxe_tx_l_ch.ctrl_bd = WCN36XX_DXE_CTRL_TX_L_BD;
	wcn->dxe_tx_h_ch.ctrl_bd = WCN36XX_DXE_CTRL_TX_H_BD;

	wcn->dxe_tx_l_ch.ctrl_skb = WCN36XX_DXE_CTRL_TX_L_SKB;
	wcn->dxe_tx_h_ch.ctrl_skb = WCN36XX_DXE_CTRL_TX_H_SKB;

	wcn->dxe_tx_l_ch.reg_ctrl = WCN36XX_DXE_REG_CTL_TX_L;
	wcn->dxe_tx_h_ch.reg_ctrl = WCN36XX_DXE_REG_CTL_TX_H;

	wcn->dxe_tx_l_ch.def_ctrl = WCN36XX_DXE_CH_DEFAULT_CTL_TX_L;
	wcn->dxe_tx_h_ch.def_ctrl = WCN36XX_DXE_CH_DEFAULT_CTL_TX_H;

	/* DXE control block allocation */
	ret = wcn36xx_dxe_allocate_ctl_block(&wcn->dxe_tx_l_ch);
	if (ret)
		goto out_err;
	ret = wcn36xx_dxe_allocate_ctl_block(&wcn->dxe_tx_h_ch);
	if (ret)
		goto out_err;
	ret = wcn36xx_dxe_allocate_ctl_block(&wcn->dxe_rx_l_ch);
	if (ret)
		goto out_err;
	ret = wcn36xx_dxe_allocate_ctl_block(&wcn->dxe_rx_h_ch);
	if (ret)
		goto out_err;

	/* TODO most probably do not need this */
	/* Initialize SMSM state  Clear TX Enable RING EMPTY STATE */
	ret = smsm_change_state(SMSM_APPS_STATE,
		WCN36XX_SMSM_WLAN_TX_ENABLE,
		WCN36XX_SMSM_WLAN_TX_RINGS_EMPTY);

	return 0;

out_err:
	wcn36xx_error("Failed to allocate DXE control blocks");
	wcn36xx_dxe_free_ctl_blks(wcn);
	return -ENOMEM;
}

Example #3

File: main.c Project: Coi-l/wcn36xx

static void wcn36xx_stop(struct ieee80211_hw *hw)
{
	struct wcn36xx *wcn = hw->priv;

	wcn36xx_dbg(WCN36XX_DBG_MAC, "mac stop");

	wcn36xx_debugfs_exit(wcn);
	wcn36xx_smd_stop(wcn);
	wcn36xx_dxe_deinit(wcn);
	wcn36xx_smd_close(wcn);

	wcn36xx_dxe_free_mem_pools(wcn);
	wcn36xx_dxe_free_ctl_blks(wcn);

	kfree(wcn->smd_buf);
}

Example #4

File: main.c Project: Coi-l/wcn36xx

static int wcn36xx_start(struct ieee80211_hw *hw)
{
	struct wcn36xx *wcn = hw->priv;
	int ret;

	wcn36xx_dbg(WCN36XX_DBG_MAC, "mac start");

	/* SMD initialization */
	ret = wcn36xx_smd_open(wcn);
	if (ret) {
		wcn36xx_error("Failed to open smd channel: %d", ret);
		goto out_err;
	}

	/* Not to receive INT until the whole buf from SMD is read */
	smd_disable_read_intr(wcn->smd_ch);

	/* Allocate memory pools for Mgmt BD headers and Data BD headers */
	ret = wcn36xx_dxe_allocate_mem_pools(wcn);
	if (ret) {
		wcn36xx_error("Failed to alloc DXE mempool: %d", ret);
		goto out_smd_close;
	}

	wcn36xx_dxe_alloc_ctl_blks(wcn);
	if (ret) {
		wcn36xx_error("Failed to alloc DXE ctl blocks: %d", ret);
		goto out_free_dxe_pool;
	}

	INIT_WORK(&wcn->rx_ready_work, wcn36xx_rx_ready_work);

	/* Maximum SMD message size is 4k */
	wcn->smd_buf = kmalloc(4096, GFP_KERNEL);
	if (!wcn->smd_buf) {
		wcn36xx_error("Failed to allocate smd buf");
		ret = -ENOMEM;
		goto out_free_dxe_ctl;
	}

	/* TODO pass configuration to FW */
	ret = wcn36xx_smd_load_nv(wcn);
	if (ret) {
		wcn36xx_error("Failed to push NV to chip");
		goto out_free_smd_buf;
	}

	ret = wcn36xx_smd_start(wcn);
	if (ret) {
		wcn36xx_error("Failed to start chip");
		goto out_free_smd_buf;
	}

	/* DMA channel initialization */
	ret = wcn36xx_dxe_init(wcn);
	if (ret) {
		wcn36xx_error("DXE init failed");
		goto out_smd_stop;
	}

	wcn36xx_pmc_init(wcn);
	wcn36xx_debugfs_init(wcn);

	if (!wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) {
		ret = wcn36xx_smd_feature_caps_exchange(wcn);
		if (ret)
			wcn36xx_warn("Exchange feature caps failed");
	}

	return 0;

out_smd_stop:
	wcn36xx_smd_stop(wcn);
out_free_smd_buf:
	kfree(wcn->smd_buf);
out_free_dxe_pool:
	wcn36xx_dxe_free_mem_pools(wcn);
out_free_dxe_ctl:
	wcn36xx_dxe_free_ctl_blks(wcn);
out_smd_close:
	wcn36xx_smd_close(wcn);
out_err:
	return ret;
}