Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2)  * Copyright 2014 Cisco Systems, Inc.  All rights reserved.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  * This program is free software; you may redistribute it and/or modify
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)  * it under the terms of the GNU General Public License as published by
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6)  * the Free Software Foundation; version 2 of the License.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8)  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9)  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10)  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11)  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13)  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)  * SOFTWARE.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <linux/string.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <linux/device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include "snic.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) static ssize_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) snic_show_sym_name(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 		struct device_attribute *attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) 		char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 	struct snic *snic = shost_priv(class_to_shost(dev));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) 	return snprintf(buf, PAGE_SIZE, "%s\n", snic->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) static ssize_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) snic_show_state(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) 		struct device_attribute *attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 		char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 	struct snic *snic = shost_priv(class_to_shost(dev));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 	return snprintf(buf, PAGE_SIZE, "%s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) 			snic_state_str[snic_get_state(snic)]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) static ssize_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) snic_show_drv_version(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) 		      struct device_attribute *attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) 		      char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) 	return snprintf(buf, PAGE_SIZE, "%s\n", SNIC_DRV_VERSION);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) static ssize_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) snic_show_link_state(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) 		     struct device_attribute *attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) 		     char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) 	struct snic *snic = shost_priv(class_to_shost(dev));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) 	if (snic->config.xpt_type == SNIC_DAS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) 		snic->link_status = svnic_dev_link_status(snic->vdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) 	return snprintf(buf, PAGE_SIZE, "%s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) 			(snic->link_status) ? "Link Up" : "Link Down");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) static DEVICE_ATTR(snic_sym_name, S_IRUGO, snic_show_sym_name, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) static DEVICE_ATTR(snic_state, S_IRUGO, snic_show_state, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) static DEVICE_ATTR(drv_version, S_IRUGO, snic_show_drv_version, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) static DEVICE_ATTR(link_state, S_IRUGO, snic_show_link_state, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) struct device_attribute *snic_attrs[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) 	&dev_attr_snic_sym_name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) 	&dev_attr_snic_state,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) 	&dev_attr_drv_version,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) 	&dev_attr_link_state,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) 	NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) };