Пример #1
0
void diag_send_error_rsp(int index)
{
	int i;

	if (index > 490) {
		pr_err("diag: error response too huge, aborting\n");
		return;
	}
	driver->apps_rsp_buf[0] = 0x13; /* error code 13 */
	for (i = 0; i < index; i++)
		driver->apps_rsp_buf[i+1] = *(driver->hdlc_buf+i);
	encode_rsp_and_send(index - 3);
}
int diag_process_apps_masks(unsigned char *buf, int len)
{
	int packet_type = 1;
	int i;
	int ssid_first, ssid_last, ssid_range;
	int rt_mask, rt_first_ssid, rt_last_ssid, rt_mask_size;
	uint8_t *rt_mask_ptr;
	int equip_id, copy_len;
#if defined(CONFIG_DIAG_OVER_USB)
	int payload_length;
#endif

	
	if (*buf == 0x73 && *(int *)(buf+4) == 3) {
		buf += 8;
		diag_update_log_mask(*(int *)buf, buf+8, *(int *)(buf+4));
		diag_update_userspace_clients(LOG_MASKS_TYPE);
#if defined(CONFIG_DIAG_OVER_USB)
		if (chk_apps_only()) {
			driver->apps_rsp_buf[0] = 0x73;
			*(int *)(driver->apps_rsp_buf + 4) = 0x3; 
			*(int *)(driver->apps_rsp_buf + 8) = 0x0; 
			payload_length = 8 +
					LOG_ITEMS_TO_SIZE(*(int *)(buf + 4));
			if (payload_length > APPS_BUF_SIZE - 12) {
				pr_err("diag: log masks: buffer overflow\n");
				return -EIO;
			}
			for (i = 0; i < payload_length; i++)
				*(int *)(driver->apps_rsp_buf+12+i) = *(buf+i);

			for (i = 0; i < NUM_SMD_CONTROL_CHANNELS; i++) {
#ifdef CONFIG_DIAG_RB_DUMP
				if ((i == MODEM_DATA || i == WCNSS_DATA) && (diag_rb_enable & 1)){
					printk("diag(%d): Filter Modem and WCNSS mask\n", __LINE__);
					continue;
				}
#endif
				if (driver->smd_cntl[i].ch)
					diag_send_log_mask_update(
						driver->smd_cntl[i].ch,
						*(int *)buf);
#ifdef CONFIG_DIAG_RB_DUMP
				
#endif
			}
			encode_rsp_and_send(12 + payload_length - 1);
			return 0;
		}
#endif
	} 
	else if (*buf == 0x73 && *(int *)(buf+4) == 4) {
#if defined(CONFIG_DIAG_OVER_USB)
		if (!(driver->smd_data[MODEM_DATA].ch) &&
						chk_apps_only()) {
			equip_id = *(int *)(buf + 8);
			driver->apps_rsp_buf[0] = 0x73;
			driver->apps_rsp_buf[1] = 0x0;
			driver->apps_rsp_buf[2] = 0x0;
			driver->apps_rsp_buf[3] = 0x0;
			*(int *)(driver->apps_rsp_buf + 4) = 0x4;
			copy_len = copy_log_mask_equip(equip_id,
						driver->apps_rsp_buf + 12);
			*(int *)(driver->apps_rsp_buf + 8) =
						(copy_len == 0) ? 1 : 0;
			encode_rsp_and_send(12 + copy_len);
			return 0;
		}
#endif
	} 
	else if (*buf == 0x73 && *(int *)(buf+4) == 0) {
		
		diag_disable_log_mask();
		diag_update_userspace_clients(LOG_MASKS_TYPE);
#if defined(CONFIG_DIAG_OVER_USB)
		if (chk_apps_only()) {
			driver->apps_rsp_buf[0] = 0x73;
			driver->apps_rsp_buf[1] = 0x0;
			driver->apps_rsp_buf[2] = 0x0;
			driver->apps_rsp_buf[3] = 0x0;
			*(int *)(driver->apps_rsp_buf + 4) = 0x0;
			*(int *)(driver->apps_rsp_buf + 8) = 0x0; 
			for (i = 0; i < NUM_SMD_CONTROL_CHANNELS; i++) {
#ifdef CONFIG_DIAG_RB_DUMP
				if ((i == MODEM_DATA || i == WCNSS_DATA) && (diag_rb_enable & 1)){
					printk("diag(%d): Filter Modem and WCNSS mask\n", __LINE__);
					continue;
				}
#endif
				if (driver->smd_cntl[i].ch)
					diag_send_log_mask_update(
						driver->smd_cntl[i].ch,
						ALL_EQUIP_ID);
#ifdef CONFIG_DIAG_RB_DUMP
				
#endif
			}
			encode_rsp_and_send(11);
			return 0;
		}
#endif
	} 
	else if ((*buf == 0x7d) && (*(buf+1) == 0x3)) {
		ssid_first = *(uint16_t *)(buf + 2);
		ssid_last = *(uint16_t *)(buf + 4);
#if defined(CONFIG_DIAG_OVER_USB)
		if (!(driver->smd_data[MODEM_DATA].ch) &&
						chk_apps_only()) {
			driver->apps_rsp_buf[0] = 0x7d;
			driver->apps_rsp_buf[1] = 0x3;
			*(uint16_t *)(driver->apps_rsp_buf+2) = ssid_first;
			*(uint16_t *)(driver->apps_rsp_buf+4) = ssid_last;
			driver->apps_rsp_buf[6] = 0x1; 
			driver->apps_rsp_buf[7] = 0x0;
			rt_mask_ptr = driver->msg_masks;
			while (*(uint32_t *)(rt_mask_ptr + 4)) {
				rt_first_ssid = *(uint32_t *)rt_mask_ptr;
				rt_mask_ptr += 8; 
				rt_last_ssid = *(uint32_t *)rt_mask_ptr;
				rt_mask_ptr += 4;
				if (ssid_first == rt_first_ssid && ssid_last ==
					rt_last_ssid) {
					rt_mask_size = 4 * (rt_last_ssid -
						rt_first_ssid + 1);
					if (rt_mask_size > APPS_BUF_SIZE - 8) {
						pr_err("diag: rt masks: buffer overflow\n");
						return -EIO;
					}
					memcpy(driver->apps_rsp_buf+8,
						rt_mask_ptr, rt_mask_size);
					encode_rsp_and_send(8+rt_mask_size-1);
					return 0;
				}
				rt_mask_ptr += MAX_SSID_PER_RANGE*4;
			}
		}
#endif
	} 
	else if ((*buf == 0x7d) && (*(buf+1) == 0x4)) {
		ssid_first = *(uint16_t *)(buf + 2);
		ssid_last = *(uint16_t *)(buf + 4);
		if (ssid_last < ssid_first) {
			pr_err("diag: Invalid msg mask ssid values, first: %d, last: %d\n",
				ssid_first, ssid_last);
			return -EIO;
		}
		ssid_range = 4 * (ssid_last - ssid_first + 1);
		if (ssid_range > APPS_BUF_SIZE - 8) {
			pr_err("diag: Not enough space for message mask, ssid_range: %d\n",
				ssid_range);
			return -EIO;
		}
		pr_debug("diag: received mask update for ssid_first = %d, ssid_last = %d",
			ssid_first, ssid_last);
		diag_update_msg_mask(ssid_first, ssid_last , buf + 8);
		diag_update_userspace_clients(MSG_MASKS_TYPE);
#if defined(CONFIG_DIAG_OVER_USB)
		if (chk_apps_only()) {
			for (i = 0; i < 8 + ssid_range; i++)
				*(driver->apps_rsp_buf + i) = *(buf+i);
			*(driver->apps_rsp_buf + 6) = 0x1;
			for (i = 0; i < NUM_SMD_CONTROL_CHANNELS; i++) {
#ifdef CONFIG_DIAG_RB_DUMP
				if ((i == MODEM_DATA || i == WCNSS_DATA) && (diag_rb_enable & 1)){
					printk("diag(%d): Filter Modem and WCNSS mask\n", __LINE__);
					continue;
				}
#endif
				if (driver->smd_cntl[i].ch)
					diag_send_msg_mask_update(
						driver->smd_cntl[i].ch,
						ssid_first, ssid_last,
						driver->smd_cntl[i].peripheral);
#ifdef CONFIG_DIAG_RB_DUMP
				
#endif
			}
			encode_rsp_and_send(8 + ssid_range - 1);
			return 0;
		}
#endif
	} 
	else if ((*buf == 0x7d) && (*(buf+1) == 0x5)) {
		rt_mask = *(int *)(buf + 4);
		diag_set_msg_mask(rt_mask);
		diag_update_userspace_clients(MSG_MASKS_TYPE);
#if defined(CONFIG_DIAG_OVER_USB)
		if (chk_apps_only()) {
			driver->apps_rsp_buf[0] = 0x7d; 
			driver->apps_rsp_buf[1] = 0x5; 
			driver->apps_rsp_buf[2] = 1; 
			driver->apps_rsp_buf[3] = 0; 
			*(int *)(driver->apps_rsp_buf + 4) = rt_mask;
			
			for (i = 0; i < NUM_SMD_CONTROL_CHANNELS; i++) {
#ifdef CONFIG_DIAG_RB_DUMP
				if ((i == MODEM_DATA || i == WCNSS_DATA) && (diag_rb_enable & 1)) {
					printk("diag(%d): Filter Modem and WCNSS mask\n", __LINE__);
					continue;
				}
#endif
				if (driver->smd_cntl[i].ch)
					diag_send_msg_mask_update(
						driver->smd_cntl[i].ch,
						ALL_SSID, ALL_SSID,
						driver->smd_cntl[i].peripheral);
#ifdef CONFIG_DIAG_RB_DUMP
				
#endif
			}
			encode_rsp_and_send(7);
			return 0;
		}
#endif
	} else if (*buf == 0x82) {	
		buf += 4;
		diag_event_num_bytes = (*(uint16_t *)buf)/8+1;
		diag_update_event_mask(buf, diag_event_num_bytes);
		diag_update_userspace_clients(EVENT_MASKS_TYPE);
#if defined(CONFIG_DIAG_OVER_USB)
		if (chk_apps_only()) {
			driver->apps_rsp_buf[0] = 0x82;
			driver->apps_rsp_buf[1] = 0x0;
			*(uint16_t *)(driver->apps_rsp_buf + 2) = 0x0;
			*(uint16_t *)(driver->apps_rsp_buf + 4) =
				EVENT_LAST_ID + 1;
			memcpy(driver->apps_rsp_buf+6, driver->event_masks,
				EVENT_LAST_ID/8+1);
			for (i = 0; i < NUM_SMD_CONTROL_CHANNELS; i++) {
#ifdef CONFIG_DIAG_RB_DUMP
				if ((i == MODEM_DATA || i == WCNSS_DATA) && (diag_rb_enable & 1)){
					printk("diag(%d): Filter Modem and WCNSS mask\n", __LINE__);
					continue;
				}
#endif
				if (driver->smd_cntl[i].ch)
					diag_send_event_mask_update(
						driver->smd_cntl[i].ch,
						diag_event_num_bytes);
#ifdef CONFIG_DIAG_RB_DUMP
				
#endif
			}
			encode_rsp_and_send(6 + EVENT_LAST_ID/8);
			return 0;
		}
#endif
	} else if (*buf == 0x60) {
		diag_toggle_event_mask(*(buf+1));
		diag_update_userspace_clients(EVENT_MASKS_TYPE);
#if defined(CONFIG_DIAG_OVER_USB)
		if (chk_apps_only()) {
			driver->apps_rsp_buf[0] = 0x60;
			driver->apps_rsp_buf[1] = 0x0;
			driver->apps_rsp_buf[2] = 0x0;
			for (i = 0; i < NUM_SMD_CONTROL_CHANNELS; i++) {
#ifdef CONFIG_DIAG_RB_DUMP
				if ((i == MODEM_DATA || i == WCNSS_DATA) && (diag_rb_enable & 1)) {
					printk("diag(%d): Filter Modem and WCNSS mask\n", __LINE__);
					continue;
				}
#endif
				if (driver->smd_cntl[i].ch)
					diag_send_event_mask_update(
						driver->smd_cntl[i].ch,
						diag_event_num_bytes);
#ifdef CONFIG_DIAG_RB_DUMP
				
#endif
			}
			encode_rsp_and_send(2);
			return 0;
		}
#endif
	} else if (*buf == 0x78) {
		if (!(driver->smd_cntl[MODEM_DATA].ch) ||
					(driver->log_on_demand_support)) {
			driver->apps_rsp_buf[0] = 0x78;
			
			*(uint16_t *)(driver->apps_rsp_buf + 1) =
							*(uint16_t *)(buf + 1);
			driver->apps_rsp_buf[3] = 0x1;
			encode_rsp_and_send(3);
		}
	}

	return  packet_type;
}
Пример #3
0
int diag_process_apps_masks(unsigned char *buf, int len)
{
	int packet_type = 1;
	int i;
	int ssid_first, ssid_last, ssid_range;
	int rt_mask, rt_first_ssid, rt_last_ssid, rt_mask_size;
	uint8_t *rt_mask_ptr;
	int equip_id, num_items;
#if defined(CONFIG_DIAG_OVER_USB)
	int payload_length;
#endif

	/* Set log masks */
	if (*buf == 0x73 && *(int *)(buf+4) == 3) {
		buf += 8;
		/* Read Equip ID and pass as first param below*/
		diag_update_log_mask(*(int *)buf, buf+8, *(int *)(buf+4));
		diag_update_userspace_clients(LOG_MASKS_TYPE);
#if defined(CONFIG_DIAG_OVER_USB)
		if (chk_apps_only()) {
			driver->apps_rsp_buf[0] = 0x73;
			*(int *)(driver->apps_rsp_buf + 4) = 0x3; /* op. ID */
			*(int *)(driver->apps_rsp_buf + 8) = 0x0; /* success */
			payload_length = 8 + ((*(int *)(buf + 4)) + 7)/8;
			if (payload_length > APPS_BUF_SIZE - 12) {
				pr_err("diag: log masks: buffer overflow\n");
				return -EIO;
			}
			for (i = 0; i < payload_length; i++)
				*(int *)(driver->apps_rsp_buf+12+i) = *(buf+i);

			for (i = 0; i < NUM_SMD_CONTROL_CHANNELS; i++) {
				if (driver->smd_cntl[i].ch)
					diag_send_log_mask_update(
						driver->smd_cntl[i].ch,
						*(int *)buf);
			}
			encode_rsp_and_send(12 + payload_length - 1);
			return 0;
		}
#endif
	} /* Get log masks */
	else if (*buf == 0x73 && *(int *)(buf+4) == 4) {
#if defined(CONFIG_DIAG_OVER_USB)
		if (!(driver->smd_data[MODEM_DATA].ch) &&
						chk_apps_only()) {
			equip_id = *(int *)(buf + 8);
			num_items = *(int *)(buf + 12);
			driver->apps_rsp_buf[0] = 0x73;
			driver->apps_rsp_buf[1] = 0x0;
			driver->apps_rsp_buf[2] = 0x0;
			driver->apps_rsp_buf[3] = 0x0;
			*(int *)(driver->apps_rsp_buf + 4) = 0x4;
			if (!chk_equip_id_and_mask(equip_id,
				driver->apps_rsp_buf+20))
				*(int *)(driver->apps_rsp_buf + 8) = 0x0;
			else
				*(int *)(driver->apps_rsp_buf + 8) = 0x1;
			*(int *)(driver->apps_rsp_buf + 12) = equip_id;
			*(int *)(driver->apps_rsp_buf + 16) = num_items;
			encode_rsp_and_send(20+(num_items+7)/8-1);
			return 0;
		}
#endif
	} /* Disable log masks */
	else if (*buf == 0x73 && *(int *)(buf+4) == 0) {
		/* Disable mask for each log code */
		diag_disable_log_mask();
		diag_update_userspace_clients(LOG_MASKS_TYPE);
#if defined(CONFIG_DIAG_OVER_USB)
		if (chk_apps_only()) {
			driver->apps_rsp_buf[0] = 0x73;
			driver->apps_rsp_buf[1] = 0x0;
			driver->apps_rsp_buf[2] = 0x0;
			driver->apps_rsp_buf[3] = 0x0;
			*(int *)(driver->apps_rsp_buf + 4) = 0x0;
			*(int *)(driver->apps_rsp_buf + 8) = 0x0; /* status */
			for (i = 0; i < NUM_SMD_CONTROL_CHANNELS; i++) {
				if (driver->smd_cntl[i].ch)
					diag_send_log_mask_update(
						driver->smd_cntl[i].ch,
						ALL_EQUIP_ID);

			}
			encode_rsp_and_send(11);
			return 0;
		}
#endif
	} /* Get runtime message mask  */
	else if ((*buf == 0x7d) && (*(buf+1) == 0x3)) {
		ssid_first = *(uint16_t *)(buf + 2);
		ssid_last = *(uint16_t *)(buf + 4);
#if defined(CONFIG_DIAG_OVER_USB)
		if (!(driver->smd_data[MODEM_DATA].ch) &&
						chk_apps_only()) {
			driver->apps_rsp_buf[0] = 0x7d;
			driver->apps_rsp_buf[1] = 0x3;
			*(uint16_t *)(driver->apps_rsp_buf+2) = ssid_first;
			*(uint16_t *)(driver->apps_rsp_buf+4) = ssid_last;
			driver->apps_rsp_buf[6] = 0x1; /* Success Status */
			driver->apps_rsp_buf[7] = 0x0;
			rt_mask_ptr = driver->msg_masks;
			while (*(uint32_t *)(rt_mask_ptr + 4)) {
				rt_first_ssid = *(uint32_t *)rt_mask_ptr;
				rt_mask_ptr += 8; /* +8 to skip 'last' */
				rt_last_ssid = *(uint32_t *)rt_mask_ptr;
				rt_mask_ptr += 4;
				if (ssid_first == rt_first_ssid && ssid_last ==
					rt_last_ssid) {
					rt_mask_size = 4 * (rt_last_ssid -
						rt_first_ssid + 1);
					if (rt_mask_size > APPS_BUF_SIZE - 8) {
						pr_err("diag: rt masks: buffer overflow\n");
						return -EIO;
					}
					memcpy(driver->apps_rsp_buf+8,
						rt_mask_ptr, rt_mask_size);
					encode_rsp_and_send(8+rt_mask_size-1);
					return 0;
				}
				rt_mask_ptr += MAX_SSID_PER_RANGE*4;
			}
		}
#endif
	} /* Set runtime message mask  */
	else if ((*buf == 0x7d) && (*(buf+1) == 0x4)) {
		ssid_first = *(uint16_t *)(buf + 2);
		ssid_last = *(uint16_t *)(buf + 4);
		if (ssid_last < ssid_first) {
			pr_err("diag: Invalid msg mask ssid values, first: %d, last: %d\n",
				ssid_first, ssid_last);
			return -EIO;
		}
		ssid_range = 4 * (ssid_last - ssid_first + 1);
		if (ssid_range > APPS_BUF_SIZE - 8) {
			pr_err("diag: Not enough space for message mask, ssid_range: %d\n",
				ssid_range);
			return -EIO;
		}
		pr_debug("diag: received mask update for ssid_first = %d, ssid_last = %d",
			ssid_first, ssid_last);
		diag_update_msg_mask(ssid_first, ssid_last , buf + 8);
		diag_update_userspace_clients(MSG_MASKS_TYPE);
#if defined(CONFIG_DIAG_OVER_USB)
		if (chk_apps_only()) {
			for (i = 0; i < 8 + ssid_range; i++)
				*(driver->apps_rsp_buf + i) = *(buf+i);
			*(driver->apps_rsp_buf + 6) = 0x1;
			for (i = 0; i < NUM_SMD_CONTROL_CHANNELS; i++) {
				if (driver->smd_cntl[i].ch)
					diag_send_msg_mask_update(
						driver->smd_cntl[i].ch,
						ssid_first, ssid_last,
						driver->smd_cntl[i].peripheral);

			}
			encode_rsp_and_send(8 + ssid_range - 1);
			return 0;
		}
#endif
	} /* Set ALL runtime message mask  */
	else if ((*buf == 0x7d) && (*(buf+1) == 0x5)) {
		rt_mask = *(int *)(buf + 4);
		diag_set_msg_mask(rt_mask);
		diag_update_userspace_clients(MSG_MASKS_TYPE);
#if defined(CONFIG_DIAG_OVER_USB)
		if (chk_apps_only()) {
			driver->apps_rsp_buf[0] = 0x7d; /* cmd_code */
			driver->apps_rsp_buf[1] = 0x5; /* set subcommand */
			driver->apps_rsp_buf[2] = 1; /* success */
			driver->apps_rsp_buf[3] = 0; /* rsvd */
			*(int *)(driver->apps_rsp_buf + 4) = rt_mask;
			/* send msg mask update to peripheral */
			for (i = 0; i < NUM_SMD_CONTROL_CHANNELS; i++) {
				if (driver->smd_cntl[i].ch)
					diag_send_msg_mask_update(
						driver->smd_cntl[i].ch,
						ALL_SSID, ALL_SSID,
						driver->smd_cntl[i].peripheral);

			}
			encode_rsp_and_send(7);
			return 0;
		}
#endif
	} else if (*buf == 0x82) {	/* event mask change */
		buf += 4;
		diag_event_num_bytes = (*(uint16_t *)buf)/8+1;
		diag_update_event_mask(buf, diag_event_num_bytes);
		diag_update_userspace_clients(EVENT_MASKS_TYPE);
#if defined(CONFIG_DIAG_OVER_USB)
		if (chk_apps_only()) {
			driver->apps_rsp_buf[0] = 0x82;
			driver->apps_rsp_buf[1] = 0x0;
			*(uint16_t *)(driver->apps_rsp_buf + 2) = 0x0;
			*(uint16_t *)(driver->apps_rsp_buf + 4) =
				EVENT_LAST_ID + 1;
			memcpy(driver->apps_rsp_buf+6, driver->event_masks,
				EVENT_LAST_ID/8+1);
			for (i = 0; i < NUM_SMD_CONTROL_CHANNELS; i++) {
				if (driver->smd_cntl[i].ch)
					diag_send_event_mask_update(
						driver->smd_cntl[i].ch,
						diag_event_num_bytes);
			}
			encode_rsp_and_send(6 + EVENT_LAST_ID/8);
			return 0;
		}
#endif
	} else if (*buf == 0x60) {
		diag_toggle_event_mask(*(buf+1));
		diag_update_userspace_clients(EVENT_MASKS_TYPE);
#if defined(CONFIG_DIAG_OVER_USB)
		if (chk_apps_only()) {
			driver->apps_rsp_buf[0] = 0x60;
			driver->apps_rsp_buf[1] = 0x0;
			driver->apps_rsp_buf[2] = 0x0;
			for (i = 0; i < NUM_SMD_CONTROL_CHANNELS; i++) {
				if (driver->smd_cntl[i].ch)
					diag_send_event_mask_update(
						driver->smd_cntl[i].ch,
						diag_event_num_bytes);
			}
			encode_rsp_and_send(2);
			return 0;
		}
#endif
	} else if (*buf == 0x78) {
		if (!(driver->smd_cntl[MODEM_DATA].ch) ||
					(driver->log_on_demand_support)) {
			driver->apps_rsp_buf[0] = 0x78;
			/* Copy log code received */
			*(uint16_t *)(driver->apps_rsp_buf + 1) =
							*(uint16_t *)(buf + 1);
			driver->apps_rsp_buf[3] = 0x1;/* Unknown */
			encode_rsp_and_send(3);
		}
	}

	return  packet_type;
}
Пример #4
0
int diag_process_apps_masks(unsigned char *buf, int len)
{
	int packet_type = 1;
	int i;
	int ssid_first, ssid_last, ssid_range;
	int rt_mask, rt_first_ssid, rt_last_ssid, rt_mask_size;
	uint8_t *rt_mask_ptr;
	int equip_id, num_items;
#if defined(CONFIG_DIAG_OVER_USB)
	int payload_length;
#endif

	/* Set log masks */
	if (*buf == 0x73 && *(int *)(buf+4) == 3) {
		buf += 8;
		/* Read Equip ID and pass as first param below*/
		diag_update_log_mask(*(int *)buf, buf+8, *(int *)(buf+4));
		diag_update_userspace_clients(LOG_MASKS_TYPE);
#if defined(CONFIG_DIAG_OVER_USB)
		if (chk_apps_only()) {
			driver->apps_rsp_buf[0] = 0x73;
			*(int *)(driver->apps_rsp_buf + 4) = 0x3; /* op. ID */
			*(int *)(driver->apps_rsp_buf + 8) = 0x0; /* success */
			payload_length = 8 + ((*(int *)(buf + 4)) + 7)/8;
			for (i = 0; i < payload_length; i++)
				*(int *)(driver->apps_rsp_buf+12+i) = *(buf+i);
			if (driver->ch_cntl)
				diag_send_log_mask_update(driver->ch_cntl,
				*(int *)buf);
			if (driver->chlpass_cntl)
				diag_send_log_mask_update(driver->chlpass_cntl,
				*(int *)buf);
			if (driver->ch_wcnss_cntl)
				diag_send_log_mask_update(driver->ch_wcnss_cntl,
				*(int *)buf);
			encode_rsp_and_send(12 + payload_length - 1);
			return 0;
		}
#endif
	} /* Get log masks */
	else if (*buf == 0x73 && *(int *)(buf+4) == 4) {
#if defined(CONFIG_DIAG_OVER_USB)
		if (!(driver->ch) && chk_apps_only()) {
			equip_id = *(int *)(buf + 8);
			num_items = *(int *)(buf + 12);
			driver->apps_rsp_buf[0] = 0x73;
			driver->apps_rsp_buf[1] = 0x0;
			driver->apps_rsp_buf[2] = 0x0;
			driver->apps_rsp_buf[3] = 0x0;
			*(int *)(driver->apps_rsp_buf + 4) = 0x4;
			if (!chk_equip_id_and_mask(equip_id,
				driver->apps_rsp_buf+20))
				*(int *)(driver->apps_rsp_buf + 8) = 0x0;
			else
				*(int *)(driver->apps_rsp_buf + 8) = 0x1;
			*(int *)(driver->apps_rsp_buf + 12) = equip_id;
			*(int *)(driver->apps_rsp_buf + 16) = num_items;
			encode_rsp_and_send(20+(num_items+7)/8-1);
			return 0;
		}
#endif
	} /* Disable log masks */
	else if (*buf == 0x73 && *(int *)(buf+4) == 0) {
		/* Disable mask for each log code */
		diag_disable_log_mask();
		diag_update_userspace_clients(LOG_MASKS_TYPE);
#if defined(CONFIG_DIAG_OVER_USB)
		if (chk_apps_only()) {
			driver->apps_rsp_buf[0] = 0x73;
			driver->apps_rsp_buf[1] = 0x0;
			driver->apps_rsp_buf[2] = 0x0;
			driver->apps_rsp_buf[3] = 0x0;
			*(int *)(driver->apps_rsp_buf + 4) = 0x0;
			*(int *)(driver->apps_rsp_buf + 8) = 0x0; /* status */
			if (driver->ch_cntl)
				diag_send_log_mask_update(driver->ch_cntl,
				ALL_EQUIP_ID);
			if (driver->chlpass_cntl)
				diag_send_log_mask_update(driver->chlpass_cntl,
				ALL_EQUIP_ID);
			if (driver->ch_wcnss_cntl)
				diag_send_log_mask_update(driver->ch_wcnss_cntl,
				ALL_EQUIP_ID);
			encode_rsp_and_send(11);
			return 0;
		}
#endif
	} /* Get runtime message mask  */
	else if ((*buf == 0x7d) && (*(buf+1) == 0x3)) {
		ssid_first = *(uint16_t *)(buf + 2);
		ssid_last = *(uint16_t *)(buf + 4);
#if defined(CONFIG_DIAG_OVER_USB)
		if (!(driver->ch) && chk_apps_only()) {
			driver->apps_rsp_buf[0] = 0x7d;
			driver->apps_rsp_buf[1] = 0x3;
			*(uint16_t *)(driver->apps_rsp_buf+2) = ssid_first;
			*(uint16_t *)(driver->apps_rsp_buf+4) = ssid_last;
			driver->apps_rsp_buf[6] = 0x1; /* Success Status */
			driver->apps_rsp_buf[7] = 0x0;
			rt_mask_ptr = driver->msg_masks;
			while (*(uint32_t *)(rt_mask_ptr + 4)) {
				rt_first_ssid = *(uint32_t *)rt_mask_ptr;
				rt_mask_ptr += 8; /* +8 to skip 'last' */
				rt_last_ssid = *(uint32_t *)rt_mask_ptr;
				rt_mask_ptr += 4;
				if (ssid_first == rt_first_ssid && ssid_last ==
					rt_last_ssid) {
					rt_mask_size = 4 * (rt_last_ssid -
						rt_first_ssid + 1);
					memcpy(driver->apps_rsp_buf+8,
						rt_mask_ptr, rt_mask_size);
					encode_rsp_and_send(8+rt_mask_size-1);
					return 0;
				}
				rt_mask_ptr += MAX_SSID_PER_RANGE*4;
			}
		}
#endif
	} /* Set runtime message mask  */
	else if ((*buf == 0x7d) && (*(buf+1) == 0x4)) {
		ssid_first = *(uint16_t *)(buf + 2);
		ssid_last = *(uint16_t *)(buf + 4);
		ssid_range = 4 * (ssid_last - ssid_first + 1);
		pr_debug("diag: received mask update for ssid_first = %d, ssid_last = %d",
			ssid_first, ssid_last);
		diag_update_msg_mask(ssid_first, ssid_last , buf + 8);
		diag_update_userspace_clients(MSG_MASKS_TYPE);
#if defined(CONFIG_DIAG_OVER_USB)
		if (chk_apps_only()) {
			for (i = 0; i < 8 + ssid_range; i++)
				*(driver->apps_rsp_buf + i) = *(buf+i);
			*(driver->apps_rsp_buf + 6) = 0x1;
			if (driver->ch_cntl)
				diag_send_msg_mask_update(driver->ch_cntl,
				ssid_first, ssid_last, MODEM_PROC);
			if (driver->chlpass_cntl)
				diag_send_msg_mask_update(driver->chlpass_cntl,
				ssid_first, ssid_last, LPASS_PROC);
			if (driver->ch_wcnss_cntl)
				diag_send_msg_mask_update(driver->ch_wcnss_cntl,
				ssid_first, ssid_last, WCNSS_PROC);
			encode_rsp_and_send(8 + ssid_range - 1);
			return 0;
		}
#endif
	} /* Set ALL runtime message mask  */
	else if ((*buf == 0x7d) && (*(buf+1) == 0x5)) {
		rt_mask = *(int *)(buf + 4);
		diag_set_msg_mask(rt_mask);
		diag_update_userspace_clients(MSG_MASKS_TYPE);
#if defined(CONFIG_DIAG_OVER_USB)
		if (chk_apps_only()) {
			driver->apps_rsp_buf[0] = 0x7d; /* cmd_code */
			driver->apps_rsp_buf[1] = 0x5; /* set subcommand */
			driver->apps_rsp_buf[2] = 1; /* success */
			driver->apps_rsp_buf[3] = 0; /* rsvd */
			*(int *)(driver->apps_rsp_buf + 4) = rt_mask;
			/* send msg mask update to peripheral */
			if (driver->ch_cntl)
				diag_send_msg_mask_update(driver->ch_cntl,
				ALL_SSID, ALL_SSID, MODEM_PROC);
			if (driver->chlpass_cntl)
				diag_send_msg_mask_update(driver->chlpass_cntl,
				ALL_SSID, ALL_SSID, LPASS_PROC);
			if (driver->ch_wcnss_cntl)
				diag_send_msg_mask_update(driver->ch_wcnss_cntl,
				ALL_SSID, ALL_SSID, WCNSS_PROC);
			encode_rsp_and_send(7);
			return 0;
		}
#endif
	} else if (*buf == 0x82) {	/* event mask change */
		buf += 4;
		diag_event_num_bytes =  (*(uint16_t *)buf)/8+1;
		diag_update_event_mask(buf, 1, (*(uint16_t *)buf)/8+1);
		diag_update_userspace_clients(EVENT_MASKS_TYPE);
#if defined(CONFIG_DIAG_OVER_USB)
		if (chk_apps_only()) {
			driver->apps_rsp_buf[0] = 0x82;
			driver->apps_rsp_buf[1] = 0x0;
			*(uint16_t *)(driver->apps_rsp_buf + 2) = 0x0;
			*(uint16_t *)(driver->apps_rsp_buf + 4) =
				EVENT_LAST_ID + 1;
			memcpy(driver->apps_rsp_buf+6, driver->event_masks,
				EVENT_LAST_ID/8+1);
			if (driver->ch_cntl)
				diag_send_event_mask_update(driver->ch_cntl,
				diag_event_num_bytes);
			if (driver->chlpass_cntl)
				diag_send_event_mask_update(
				driver->chlpass_cntl,
				diag_event_num_bytes);
			if (driver->ch_wcnss_cntl)
				diag_send_event_mask_update(
				driver->ch_wcnss_cntl, diag_event_num_bytes);
			encode_rsp_and_send(6 + EVENT_LAST_ID/8);
			return 0;
		}
#endif
	} else if (*buf == 0x60) {
		diag_event_config = *(buf+1);
		diag_toggle_event_mask(*(buf+1));
		diag_update_userspace_clients(EVENT_MASKS_TYPE);
#if defined(CONFIG_DIAG_OVER_USB)
		if (chk_apps_only()) {
			driver->apps_rsp_buf[0] = 0x60;
			driver->apps_rsp_buf[1] = 0x0;
			driver->apps_rsp_buf[2] = 0x0;
			if (driver->ch_cntl)
				diag_send_event_mask_update(driver->ch_cntl,
				diag_event_num_bytes);
			if (driver->chlpass_cntl)
				diag_send_event_mask_update(
				driver->chlpass_cntl,
				diag_event_num_bytes);
			if (driver->ch_wcnss_cntl)
				diag_send_event_mask_update(
				driver->ch_wcnss_cntl, diag_event_num_bytes);
			encode_rsp_and_send(2);
			return 0;
		}
#endif
	}

	return  packet_type;
}
Пример #5
0
static int diag_process_apps_pkt(unsigned char *buf, int len)
{
	uint16_t subsys_cmd_code;
	int subsys_id, ssid_first, ssid_last, ssid_range;
	int packet_type = 1, i, cmd_code;
	unsigned char *temp = buf;
	int data_type;
	int mask_ret;
#if defined(CONFIG_DIAG_OVER_USB)
	unsigned char *ptr;
#endif

	/* Check if the command is a supported mask command */
	mask_ret = diag_process_apps_masks(buf, len);
	if (mask_ret <= 0)
		return mask_ret;

	/* Check for registered clients and forward packet to apropriate proc */
	cmd_code = (int)(*(char *)buf);
	temp++;
	subsys_id = (int)(*(char *)temp);
	temp++;
	subsys_cmd_code = *(uint16_t *)temp;
	temp += 2;
	data_type = APPS_DATA;
	/* Dont send any command other than mode reset */
	if (chk_apps_master() && cmd_code == MODE_CMD) {
		if (subsys_id != RESET_ID)
			data_type = MODEM_DATA;
	}

	pr_debug("diag: %d %d %d", cmd_code, subsys_id, subsys_cmd_code);
	for (i = 0; i < diag_max_reg; i++) {
		entry = driver->table[i];
		if (entry.process_id != NO_PROCESS) {
			if (entry.cmd_code == cmd_code && entry.subsys_id ==
				 subsys_id && entry.cmd_code_lo <=
							 subsys_cmd_code &&
				  entry.cmd_code_hi >= subsys_cmd_code) {
				diag_send_data(entry, buf, len, data_type);
				packet_type = 0;
			} else if (entry.cmd_code == 255
				  && cmd_code == 75) {
				if (entry.subsys_id ==
					subsys_id &&
				   entry.cmd_code_lo <=
					subsys_cmd_code &&
					 entry.cmd_code_hi >=
					subsys_cmd_code) {
					diag_send_data(entry, buf, len,
								 data_type);
					packet_type = 0;
				}
			} else if (entry.cmd_code == 255 &&
				  entry.subsys_id == 255) {
				if (entry.cmd_code_lo <=
						 cmd_code &&
						 entry.
						cmd_code_hi >= cmd_code) {
					diag_send_data(entry, buf, len,
								 data_type);
					packet_type = 0;
				}
			}
		}
	}
#if defined(CONFIG_DIAG_OVER_USB)
	/* Check for the command/respond msg for the maximum packet length */
	if ((*buf == 0x4b) && (*(buf+1) == 0x12) &&
		(*(uint16_t *)(buf+2) == 0x0055)) {
		for (i = 0; i < 4; i++)
			*(driver->apps_rsp_buf+i) = *(buf+i);
		*(uint32_t *)(driver->apps_rsp_buf+4) = PKT_SIZE;
		encode_rsp_and_send(7);
		return 0;
	}
	/* Check for Apps Only & get event mask request */
	else if (!(driver->smd_data[MODEM_DATA].ch) && chk_apps_only() &&
								*buf == 0x81) {
		driver->apps_rsp_buf[0] = 0x81;
		driver->apps_rsp_buf[1] = 0x0;
		*(uint16_t *)(driver->apps_rsp_buf + 2) = 0x0;
		*(uint16_t *)(driver->apps_rsp_buf + 4) = EVENT_LAST_ID + 1;
		for (i = 0; i < EVENT_LAST_ID/8 + 1; i++)
			*(unsigned char *)(driver->apps_rsp_buf + 6 + i) = 0x0;
		encode_rsp_and_send(6 + EVENT_LAST_ID/8);
		return 0;
	}
	/* Get log ID range & Check for Apps Only */
	else if (!(driver->smd_data[MODEM_DATA].ch) && chk_apps_only()
			  && (*buf == 0x73) && *(int *)(buf+4) == 1) {
		driver->apps_rsp_buf[0] = 0x73;
		*(int *)(driver->apps_rsp_buf + 4) = 0x1; /* operation ID */
		*(int *)(driver->apps_rsp_buf + 8) = 0x0; /* success code */
		*(int *)(driver->apps_rsp_buf + 12) = LOG_GET_ITEM_NUM(LOG_0);
		*(int *)(driver->apps_rsp_buf + 16) = LOG_GET_ITEM_NUM(LOG_1);
		*(int *)(driver->apps_rsp_buf + 20) = LOG_GET_ITEM_NUM(LOG_2);
		*(int *)(driver->apps_rsp_buf + 24) = LOG_GET_ITEM_NUM(LOG_3);
		*(int *)(driver->apps_rsp_buf + 28) = LOG_GET_ITEM_NUM(LOG_4);
		*(int *)(driver->apps_rsp_buf + 32) = LOG_GET_ITEM_NUM(LOG_5);
		*(int *)(driver->apps_rsp_buf + 36) = LOG_GET_ITEM_NUM(LOG_6);
		*(int *)(driver->apps_rsp_buf + 40) = LOG_GET_ITEM_NUM(LOG_7);
		*(int *)(driver->apps_rsp_buf + 44) = LOG_GET_ITEM_NUM(LOG_8);
		*(int *)(driver->apps_rsp_buf + 48) = LOG_GET_ITEM_NUM(LOG_9);
		*(int *)(driver->apps_rsp_buf + 52) = LOG_GET_ITEM_NUM(LOG_10);
		*(int *)(driver->apps_rsp_buf + 56) = LOG_GET_ITEM_NUM(LOG_11);
		*(int *)(driver->apps_rsp_buf + 60) = LOG_GET_ITEM_NUM(LOG_12);
		*(int *)(driver->apps_rsp_buf + 64) = LOG_GET_ITEM_NUM(LOG_13);
		*(int *)(driver->apps_rsp_buf + 68) = LOG_GET_ITEM_NUM(LOG_14);
		*(int *)(driver->apps_rsp_buf + 72) = LOG_GET_ITEM_NUM(LOG_15);
		encode_rsp_and_send(75);
		return 0;
	}
	/* Respond to Get SSID Range request message */
	else if (!(driver->smd_data[MODEM_DATA].ch) && chk_apps_only()
			 && (*buf == 0x7d) && (*(buf+1) == 0x1)) {
		driver->apps_rsp_buf[0] = 0x7d;
		driver->apps_rsp_buf[1] = 0x1;
		driver->apps_rsp_buf[2] = 0x1;
		driver->apps_rsp_buf[3] = 0x0;
		/* -1 to un-account for OEM SSID range */
		*(int *)(driver->apps_rsp_buf + 4) = MSG_MASK_TBL_CNT - 1;
		*(uint16_t *)(driver->apps_rsp_buf + 8) = MSG_SSID_0;
		*(uint16_t *)(driver->apps_rsp_buf + 10) = MSG_SSID_0_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 12) = MSG_SSID_1;
		*(uint16_t *)(driver->apps_rsp_buf + 14) = MSG_SSID_1_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 16) = MSG_SSID_2;
		*(uint16_t *)(driver->apps_rsp_buf + 18) = MSG_SSID_2_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 20) = MSG_SSID_3;
		*(uint16_t *)(driver->apps_rsp_buf + 22) = MSG_SSID_3_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 24) = MSG_SSID_4;
		*(uint16_t *)(driver->apps_rsp_buf + 26) = MSG_SSID_4_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 28) = MSG_SSID_5;
		*(uint16_t *)(driver->apps_rsp_buf + 30) = MSG_SSID_5_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 32) = MSG_SSID_6;
		*(uint16_t *)(driver->apps_rsp_buf + 34) = MSG_SSID_6_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 36) = MSG_SSID_7;
		*(uint16_t *)(driver->apps_rsp_buf + 38) = MSG_SSID_7_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 40) = MSG_SSID_8;
		*(uint16_t *)(driver->apps_rsp_buf + 42) = MSG_SSID_8_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 44) = MSG_SSID_9;
		*(uint16_t *)(driver->apps_rsp_buf + 46) = MSG_SSID_9_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 48) = MSG_SSID_10;
		*(uint16_t *)(driver->apps_rsp_buf + 50) = MSG_SSID_10_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 52) = MSG_SSID_11;
		*(uint16_t *)(driver->apps_rsp_buf + 54) = MSG_SSID_11_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 56) = MSG_SSID_12;
		*(uint16_t *)(driver->apps_rsp_buf + 58) = MSG_SSID_12_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 60) = MSG_SSID_13;
		*(uint16_t *)(driver->apps_rsp_buf + 62) = MSG_SSID_13_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 64) = MSG_SSID_14;
		*(uint16_t *)(driver->apps_rsp_buf + 66) = MSG_SSID_14_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 68) = MSG_SSID_15;
		*(uint16_t *)(driver->apps_rsp_buf + 70) = MSG_SSID_15_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 72) = MSG_SSID_16;
		*(uint16_t *)(driver->apps_rsp_buf + 74) = MSG_SSID_16_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 76) = MSG_SSID_17;
		*(uint16_t *)(driver->apps_rsp_buf + 78) = MSG_SSID_17_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 80) = MSG_SSID_18;
		*(uint16_t *)(driver->apps_rsp_buf + 82) = MSG_SSID_18_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 84) = MSG_SSID_19;
		*(uint16_t *)(driver->apps_rsp_buf + 86) = MSG_SSID_19_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 88) = MSG_SSID_20;
		*(uint16_t *)(driver->apps_rsp_buf + 90) = MSG_SSID_20_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 92) = MSG_SSID_21;
		*(uint16_t *)(driver->apps_rsp_buf + 94) = MSG_SSID_21_LAST;
		*(uint16_t *)(driver->apps_rsp_buf + 96) = MSG_SSID_22;
		*(uint16_t *)(driver->apps_rsp_buf + 98) = MSG_SSID_22_LAST;
		encode_rsp_and_send(99);
		return 0;
	}
	/* Check for Apps Only Respond to Get Subsys Build mask */
	else if (!(driver->smd_data[MODEM_DATA].ch) && chk_apps_only()
			 && (*buf == 0x7d) && (*(buf+1) == 0x2)) {
		ssid_first = *(uint16_t *)(buf + 2);
		ssid_last = *(uint16_t *)(buf + 4);
		ssid_range = 4 * (ssid_last - ssid_first + 1);
		/* frame response */
		driver->apps_rsp_buf[0] = 0x7d;
		driver->apps_rsp_buf[1] = 0x2;
		*(uint16_t *)(driver->apps_rsp_buf + 2) = ssid_first;
		*(uint16_t *)(driver->apps_rsp_buf + 4) = ssid_last;
		driver->apps_rsp_buf[6] = 0x1;
		driver->apps_rsp_buf[7] = 0x0;
		ptr = driver->apps_rsp_buf + 8;
		/* bld time masks */
		switch (ssid_first) {
		case MSG_SSID_0:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_0[i/4];
			break;
		case MSG_SSID_1:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_1[i/4];
			break;
		case MSG_SSID_2:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_2[i/4];
			break;
		case MSG_SSID_3:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_3[i/4];
			break;
		case MSG_SSID_4:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_4[i/4];
			break;
		case MSG_SSID_5:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_5[i/4];
			break;
		case MSG_SSID_6:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_6[i/4];
			break;
		case MSG_SSID_7:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_7[i/4];
			break;
		case MSG_SSID_8:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_8[i/4];
			break;
		case MSG_SSID_9:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_9[i/4];
			break;
		case MSG_SSID_10:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_10[i/4];
			break;
		case MSG_SSID_11:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_11[i/4];
			break;
		case MSG_SSID_12:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_12[i/4];
			break;
		case MSG_SSID_13:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_13[i/4];
			break;
		case MSG_SSID_14:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_14[i/4];
			break;
		case MSG_SSID_15:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_15[i/4];
			break;
		case MSG_SSID_16:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_16[i/4];
			break;
		case MSG_SSID_17:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_17[i/4];
			break;
		case MSG_SSID_18:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_18[i/4];
			break;
		case MSG_SSID_19:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_19[i/4];
			break;
		case MSG_SSID_20:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_20[i/4];
			break;
		case MSG_SSID_21:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_21[i/4];
			break;
		case MSG_SSID_22:
			for (i = 0; i < ssid_range; i += 4)
				*(int *)(ptr + i) = msg_bld_masks_22[i/4];
			break;
		}
		encode_rsp_and_send(8 + ssid_range - 1);
		return 0;
	}
	/* Check for download command */
	else if ((cpu_is_msm8x60() || chk_apps_master()) && (*buf == 0x3A)) {
		/* send response back */
		driver->apps_rsp_buf[0] = *buf;
		encode_rsp_and_send(0);
		msleep(5000);

		/* call download API */
		msm_set_restart_mode(RESTART_DLOAD);
		printk(KERN_CRIT "diag: download mode set 1, Rebooting SoC..\n");
		kernel_restart(NULL);

		/* Not required, represents that command isnt sent to modem */
		return 0;
	}
	/* Check for polling for Apps only DIAG */
	else if ((*buf == 0x4b) && (*(buf+1) == 0x32) &&
		(*(buf+2) == 0x03)) {
		/* If no one has registered for polling */
		if (chk_polling_response()) {
			/* Respond to polling for Apps only DIAG */
			for (i = 0; i < 3; i++)
				driver->apps_rsp_buf[i] = *(buf+i);
			for (i = 0; i < 13; i++)
				driver->apps_rsp_buf[i+3] = 0;

			encode_rsp_and_send(15);
			return 0;
		}
	}
	/* Return the Delayed Response Wrap Status */
	else if ((*buf == 0x4b) && (*(buf+1) == 0x32) &&
		(*(buf+2) == 0x04) && (*(buf+3) == 0x0)) {
		memcpy(driver->apps_rsp_buf, buf, 4);
		driver->apps_rsp_buf[4] = wrap_enabled;
		encode_rsp_and_send(4);
		return 0;
	}
	/* Wrap the Delayed Rsp ID */
	else if ((*buf == 0x4b) && (*(buf+1) == 0x32) &&
		(*(buf+2) == 0x05) && (*(buf+3) == 0x0)) {
		wrap_enabled = true;
		memcpy(driver->apps_rsp_buf, buf, 4);
		driver->apps_rsp_buf[4] = wrap_count;
		encode_rsp_and_send(5);
		return 0;
	}
	 /* Check for ID for NO MODEM present */
	else if (chk_polling_response()) {
		/* respond to 0x0 command */
		if (*buf == 0x00) {
			for (i = 0; i < 55; i++)
				driver->apps_rsp_buf[i] = 0;

			encode_rsp_and_send(54);
			return 0;
		}
		/* respond to 0x7c command */
		else if (*buf == 0x7c) {
			driver->apps_rsp_buf[0] = 0x7c;
			for (i = 1; i < 8; i++)
				driver->apps_rsp_buf[i] = 0;
			/* Tools ID for APQ 8060 */
			*(int *)(driver->apps_rsp_buf + 8) =
							 chk_config_get_id();
			*(unsigned char *)(driver->apps_rsp_buf + 12) = '\0';
			*(unsigned char *)(driver->apps_rsp_buf + 13) = '\0';
			encode_rsp_and_send(13);
			return 0;
		}
	}
#endif
	return packet_type;
}