예제 #1
0
파일: boot.c 프로젝트: AlexShiLucky/linux
int wlcore_boot_run_firmware(struct wl1271 *wl)
{
	int loop, ret;
	u32 chip_id, intr;

	/* Make sure we have the boot partition */
	ret = wlcore_set_partition(wl, &wl->ptable[PART_BOOT]);
	if (ret < 0)
		return ret;

	ret = wl1271_boot_set_ecpu_ctrl(wl, ECPU_CONTROL_HALT);
	if (ret < 0)
		return ret;

	ret = wlcore_read_reg(wl, REG_CHIP_ID_B, &chip_id);
	if (ret < 0)
		return ret;

	wl1271_debug(DEBUG_BOOT, "chip id after firmware boot: 0x%x", chip_id);

	if (chip_id != wl->chip.id) {
		wl1271_error("chip id doesn't match after firmware boot");
		return -EIO;
	}

	/* wait for init to complete */
	loop = 0;
	while (loop++ < INIT_LOOP) {
		udelay(INIT_LOOP_DELAY);
		ret = wlcore_read_reg(wl, REG_INTERRUPT_NO_CLEAR, &intr);
		if (ret < 0)
			return ret;

		if (intr == 0xffffffff) {
			wl1271_error("error reading hardware complete "
				     "init indication");
			return -EIO;
		}
		/* check that ACX_INTR_INIT_COMPLETE is enabled */
		else if (intr & WL1271_ACX_INTR_INIT_COMPLETE) {
			ret = wlcore_write_reg(wl, REG_INTERRUPT_ACK,
					       WL1271_ACX_INTR_INIT_COMPLETE);
			if (ret < 0)
				return ret;
			break;
		}
	}

	if (loop > INIT_LOOP) {
		wl1271_error("timeout waiting for the hardware to "
			     "complete initialization");
		return -EIO;
	}

	/* get hardware config command mail box */
	ret = wlcore_read_reg(wl, REG_COMMAND_MAILBOX_PTR, &wl->cmd_box_addr);
	if (ret < 0)
		return ret;

	wl1271_debug(DEBUG_MAILBOX, "cmd_box_addr 0x%x", wl->cmd_box_addr);

	/* get hardware config event mail box */
	ret = wlcore_read_reg(wl, REG_EVENT_MAILBOX_PTR, &wl->mbox_ptr[0]);
	if (ret < 0)
		return ret;

	wl->mbox_ptr[1] = wl->mbox_ptr[0] + wl->mbox_size;

	wl1271_debug(DEBUG_MAILBOX, "MBOX ptrs: 0x%x 0x%x",
		     wl->mbox_ptr[0], wl->mbox_ptr[1]);

	ret = wlcore_boot_static_data(wl);
	if (ret < 0) {
		wl1271_error("error getting static data");
		return ret;
	}

	/*
	 * in case of full asynchronous mode the firmware event must be
	 * ready to receive event from the command mailbox
	 */

	/* unmask required mbox events  */
	ret = wl1271_event_unmask(wl);
	if (ret < 0) {
		wl1271_error("EVENT mask setting failed");
		return ret;
	}

	/* set the working partition to its "running" mode offset */
	ret = wlcore_set_partition(wl, &wl->ptable[PART_WORK]);

	/* firmware startup completed */
	return ret;
}
예제 #2
0
static int wl1271_boot_run_firmware(struct wl1271 *wl)
{
	int loop, ret;
	u32 chip_id, interrupt;

	wl1271_boot_set_ecpu_ctrl(wl, ECPU_CONTROL_HALT);

	chip_id = wl1271_spi_read32(wl, CHIP_ID_B);

	wl1271_debug(DEBUG_BOOT, "chip id after firmware boot: 0x%x", chip_id);

	if (chip_id != wl->chip.id) {
		wl1271_error("chip id doesn't match after firmware boot");
		return -EIO;
	}

	/* wait for init to complete */
	loop = 0;
	while (loop++ < INIT_LOOP) {
		udelay(INIT_LOOP_DELAY);
		interrupt = wl1271_spi_read32(wl,
					      ACX_REG_INTERRUPT_NO_CLEAR);

		if (interrupt == 0xffffffff) {
			wl1271_error("error reading hardware complete "
				     "init indication");
			return -EIO;
		}
		/* check that ACX_INTR_INIT_COMPLETE is enabled */
		else if (interrupt & WL1271_ACX_INTR_INIT_COMPLETE) {
			wl1271_spi_write32(wl, ACX_REG_INTERRUPT_ACK,
					   WL1271_ACX_INTR_INIT_COMPLETE);
			break;
		}
	}

	if (loop > INIT_LOOP) {
		wl1271_error("timeout waiting for the hardware to "
			     "complete initialization");
		return -EIO;
	}

	/* get hardware config command mail box */
	wl->cmd_box_addr = wl1271_spi_read32(wl, REG_COMMAND_MAILBOX_PTR);

	/* get hardware config event mail box */
	wl->event_box_addr = wl1271_spi_read32(wl, REG_EVENT_MAILBOX_PTR);

	/* set the working partition to its "running" mode offset */
	wl1271_set_partition(wl, &part_table[PART_WORK]);

	wl1271_debug(DEBUG_MAILBOX, "cmd_box_addr 0x%x event_box_addr 0x%x",
		     wl->cmd_box_addr, wl->event_box_addr);

	wl1271_boot_fw_version(wl);

	/*
	 * in case of full asynchronous mode the firmware event must be
	 * ready to receive event from the command mailbox
	 */

	/* unmask required mbox events  */
	wl->event_mask = BSS_LOSE_EVENT_ID |
		SCAN_COMPLETE_EVENT_ID |
		PS_REPORT_EVENT_ID;

	ret = wl1271_event_unmask(wl);
	if (ret < 0) {
		wl1271_error("EVENT mask setting failed");
		return ret;
	}

	wl1271_event_mbox_config(wl);

	/* firmware startup completed */
	return 0;
}
예제 #3
0
static int wl1271_boot_run_firmware(struct wl1271 *wl)
{
    int loop, ret;
    u32 chip_id, intr;

    ret = wl1271_boot_set_ecpu_ctrl(wl, ECPU_CONTROL_HALT);
    if (ret < 0)
        goto out;

    ret = wl1271_read32(wl, CHIP_ID_B, &chip_id);
    if (ret < 0)
        goto out;

    wl1271_debug(DEBUG_BOOT, "chip id after firmware boot: 0x%x", chip_id);

    if (chip_id != wl->chip.id) {
        wl1271_error("chip id doesn't match after firmware boot");
        ret = -EIO;
        goto out;
    }

    /* wait for init to complete */
    loop = 0;
    while (loop++ < INIT_LOOP) {
        udelay(INIT_LOOP_DELAY);
        ret = wl1271_read32(wl, ACX_REG_INTERRUPT_NO_CLEAR, &intr);
        if (ret < 0)
            goto out;

        if (intr == 0xffffffff) {
            wl1271_error("error reading hardware complete "
                         "init indication");
            ret = -EIO;
            goto out;
        }
        /* check that ACX_INTR_INIT_COMPLETE is enabled */
        else if (intr & WL1271_ACX_INTR_INIT_COMPLETE) {
            ret = wl1271_write32(wl, ACX_REG_INTERRUPT_ACK,
                                 WL1271_ACX_INTR_INIT_COMPLETE);
            if (ret < 0)
                goto out;
            break;
        }
    }

    if (loop > INIT_LOOP) {
        wl1271_error("timeout waiting for the hardware to "
                     "complete initialization");
        ret = -EIO;
        goto out;
    }

    /* get hardware config command mail box */
    ret = wl1271_read32(wl, REG_COMMAND_MAILBOX_PTR, &wl->cmd_box_addr);
    if (ret < 0)
        goto out;

    /* get hardware config event mail box */
    ret = wl1271_read32(wl, REG_EVENT_MAILBOX_PTR, &wl->event_box_addr);
    if (ret < 0)
        goto out;

    /* set the working partition to its "running" mode offset */
    ret = wl1271_set_partition(wl, &wl12xx_part_table[PART_WORK]);
    if (ret < 0)
        goto out;

    wl1271_debug(DEBUG_MAILBOX, "cmd_box_addr 0x%x event_box_addr 0x%x",
                 wl->cmd_box_addr, wl->event_box_addr);

    ret = wl1271_boot_fw_version(wl);
    if (ret < 0)
        goto out;

    /*
     * in case of full asynchronous mode the firmware event must be
     * ready to receive event from the command mailbox
     */

    /* unmask required mbox events  */
    wl->event_mask = BSS_LOSE_EVENT_ID |
                     SCAN_COMPLETE_EVENT_ID |
                     ROLE_STOP_COMPLETE_EVENT_ID |
                     RSSI_SNR_TRIGGER_0_EVENT_ID |
                     PSPOLL_DELIVERY_FAILURE_EVENT_ID |
                     SOFT_GEMINI_SENSE_EVENT_ID |
                     PERIODIC_SCAN_REPORT_EVENT_ID |
                     PERIODIC_SCAN_COMPLETE_EVENT_ID |
                     DUMMY_PACKET_EVENT_ID |
                     PEER_REMOVE_COMPLETE_EVENT_ID |
                     BA_SESSION_RX_CONSTRAINT_EVENT_ID |
                     REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID |
                     INACTIVE_STA_EVENT_ID |
                     MAX_TX_RETRY_EVENT_ID |
                     CHANNEL_SWITCH_COMPLETE_EVENT_ID;

    ret = wl1271_event_unmask(wl);
    if (ret < 0) {
        wl1271_error("EVENT mask setting failed");
        goto out;
    }

    ret = wl1271_event_mbox_config(wl);

    /* firmware startup completed */
out:
    return ret;
}
예제 #4
0
파일: init.c 프로젝트: 19Dan01/linux
int wl1271_init_vif_specific(struct wl1271 *wl, struct ieee80211_vif *vif)
{
	struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif);
	struct conf_tx_ac_category *conf_ac;
	struct conf_tx_tid *conf_tid;
	bool is_ap = (wlvif->bss_type == BSS_TYPE_AP_BSS);
	int ret, i;

	/* consider all existing roles before configuring psm. */

	if (wl->ap_count == 0 && is_ap) { /* first AP */
		ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_ELP);
		if (ret < 0)
			return ret;

		/* unmask ap events */
		wl->event_mask |= wl->ap_event_mask;
		ret = wl1271_event_unmask(wl);
		if (ret < 0)
			return ret;
	/* first STA, no APs */
	} else if (wl->sta_count == 0 && wl->ap_count == 0 && !is_ap) {
		u8 sta_auth = wl->conf.conn.sta_sleep_auth;
		/* Configure for power according to debugfs */
		if (sta_auth != WL1271_PSM_ILLEGAL)
			ret = wl1271_acx_sleep_auth(wl, sta_auth);
		/* Configure for ELP power saving */
		else
			ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_ELP);

		if (ret < 0)
			return ret;
	}

	/* Mode specific init */
	if (is_ap) {
		ret = wl1271_ap_hw_init(wl, wlvif);
		if (ret < 0)
			return ret;

		ret = wl12xx_init_ap_role(wl, wlvif);
		if (ret < 0)
			return ret;
	} else {
		ret = wl1271_sta_hw_init(wl, wlvif);
		if (ret < 0)
			return ret;

		ret = wl12xx_init_sta_role(wl, wlvif);
		if (ret < 0)
			return ret;
	}

	wl12xx_init_phy_vif_config(wl, wlvif);

	/* Default TID/AC configuration */
	BUG_ON(wl->conf.tx.tid_conf_count != wl->conf.tx.ac_conf_count);
	for (i = 0; i < wl->conf.tx.tid_conf_count; i++) {
		conf_ac = &wl->conf.tx.ac_conf[i];
		ret = wl1271_acx_ac_cfg(wl, wlvif, conf_ac->ac,
					conf_ac->cw_min, conf_ac->cw_max,
					conf_ac->aifsn, conf_ac->tx_op_limit);
		if (ret < 0)
			return ret;

		conf_tid = &wl->conf.tx.tid_conf[i];
		ret = wl1271_acx_tid_cfg(wl, wlvif,
					 conf_tid->queue_id,
					 conf_tid->channel_type,
					 conf_tid->tsid,
					 conf_tid->ps_scheme,
					 conf_tid->ack_policy,
					 conf_tid->apsd_conf[0],
					 conf_tid->apsd_conf[1]);
		if (ret < 0)
			return ret;
	}

	/* Configure HW encryption */
	ret = wl1271_acx_feature_cfg(wl, wlvif);
	if (ret < 0)
		return ret;

	/* Mode specific init - post mem init */
	if (is_ap)
		ret = wl1271_ap_hw_init_post_mem(wl, vif);
	else
		ret = wl1271_sta_hw_init_post_mem(wl, vif);

	if (ret < 0)
		return ret;

	/* Configure initiator BA sessions policies */
	ret = wl1271_set_ba_policies(wl, wlvif);
	if (ret < 0)
		return ret;

	ret = wlcore_hw_init_vif(wl, wlvif);
	if (ret < 0)
		return ret;

	return 0;
}