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Date: Mon, 16 May 2022 22:09:26 +0800
From: kernel test robot <lkp@...el.com>
To: Hans Verkuil <hverkuil@...all.nl>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [hverkuil-media-tree:extron 2/2]
drivers/media/cec/usb/extron/extron-cec-drv.c:1096: undefined reference to
`video_unregister_device'
tree: git://linuxtv.org/hverkuil/media_tree.git extron
head: d25c7a9925ea4a748782ad0b1f951716be89d672
commit: d25c7a9925ea4a748782ad0b1f951716be89d672 [2/2] cec/extron: add the Extron CEC driver
config: openrisc-randconfig-r021-20220516 (https://download.01.org/0day-ci/archive/20220516/202205162242.xeBqRi2Y-lkp@intel.com/config)
compiler: or1k-linux-gcc (GCC) 11.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git remote add hverkuil-media-tree git://linuxtv.org/hverkuil/media_tree.git
git fetch --no-tags hverkuil-media-tree extron
git checkout d25c7a9925ea4a748782ad0b1f951716be89d672
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=openrisc SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.o: in function `extron_disconnect':
>> drivers/media/cec/usb/extron/extron-cec-drv.c:1096: undefined reference to `video_unregister_device'
drivers/media/cec/usb/extron/extron-cec-drv.c:1096:(.text+0x15c): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `video_unregister_device'
>> or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.c:1106: undefined reference to `v4l2_ctrl_handler_free'
drivers/media/cec/usb/extron/extron-cec-drv.c:1106:(.text+0x1b0): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `v4l2_ctrl_handler_free'
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.o: in function `video_drvdata':
>> include/media/v4l2-dev.h:516: undefined reference to `video_devdata'
include/media/v4l2-dev.h:516:(.text+0x308): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `video_devdata'
>> or1k-linux-ld: include/media/v4l2-dev.h:516: undefined reference to `video_devdata'
include/media/v4l2-dev.h:516:(.text+0x3a4): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `video_devdata'
>> or1k-linux-ld: include/media/v4l2-dev.h:516: undefined reference to `video_devdata'
include/media/v4l2-dev.h:516:(.text+0x89c): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `video_devdata'
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.o: in function `extron_enum_input':
>> drivers/media/cec/usb/extron/extron-cec-drv.c:957: undefined reference to `v4l2_ctrl_g_ctrl'
drivers/media/cec/usb/extron/extron-cec-drv.c:957:(.text+0x8d8): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `v4l2_ctrl_g_ctrl'
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.o: in function `extron_connect':
>> drivers/media/cec/usb/extron/extron-cec-drv.c:1413: undefined reference to `v4l2_device_register'
drivers/media/cec/usb/extron/extron-cec-drv.c:1413:(.text+0x1e28): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `v4l2_device_register'
>> or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.c:1436: undefined reference to `v4l2_device_unregister'
drivers/media/cec/usb/extron/extron-cec-drv.c:1436:(.text+0x1ec4): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `v4l2_device_unregister'
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.o: in function `extron_setup':
>> drivers/media/cec/usb/extron/extron-cec-drv.c:1208: undefined reference to `video_device_release_empty'
>> or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.c:1208: undefined reference to `video_device_release_empty'
>> or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.c:1214: undefined reference to `v4l2_ctrl_handler_init_class'
drivers/media/cec/usb/extron/extron-cec-drv.c:1214:(.text+0x2668): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `v4l2_ctrl_handler_init_class'
>> or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.c:1222: undefined reference to `v4l2_ctrl_new_std'
drivers/media/cec/usb/extron/extron-cec-drv.c:1222:(.text+0x26e0): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `v4l2_ctrl_new_std'
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.c:1297: undefined reference to `v4l2_ctrl_handler_free'
drivers/media/cec/usb/extron/extron-cec-drv.c:1297:(.text+0x27b4): additional relocation overflows omitted from the output
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.c:1233: undefined reference to `v4l2_ctrl_new_std'
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.c:1237: undefined reference to `v4l2_ctrl_new_std'
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.o: in function `v4l2_ctrl_s_ctrl':
>> include/media/v4l2-ctrls.h:1032: undefined reference to `__v4l2_ctrl_s_ctrl'
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.o: in function `video_drvdata':
>> include/media/v4l2-dev.h:516: undefined reference to `video_devdata'
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.o: in function `video_register_device':
>> include/media/v4l2-dev.h:383: undefined reference to `__video_register_device'
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.o: in function `extron_setup_thread':
drivers/media/cec/usb/extron/extron-cec-drv.c:1374: undefined reference to `video_unregister_device'
>> or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.c:1384: undefined reference to `video_unregister_device'
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.o: in function `v4l2_ctrl_s_ctrl':
>> include/media/v4l2-ctrls.h:1032: undefined reference to `__v4l2_ctrl_s_ctrl'
>> or1k-linux-ld: include/media/v4l2-ctrls.h:1032: undefined reference to `__v4l2_ctrl_s_ctrl'
>> or1k-linux-ld: include/media/v4l2-ctrls.h:1032: undefined reference to `__v4l2_ctrl_s_ctrl'
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.o: in function `video_drvdata':
>> include/media/v4l2-dev.h:516: undefined reference to `video_devdata'
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.o: in function `extron_s_edid':
drivers/media/cec/usb/extron/extron-cec-drv.c:1039: undefined reference to `v4l2_set_edid_phys_addr'
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.o:(.rodata+0x348): undefined reference to `v4l2_ctrl_poll'
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.o:(.rodata+0x34c): undefined reference to `video_ioctl2'
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.o:(.rodata+0x358): undefined reference to `v4l2_fh_open'
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.o:(.rodata+0x35c): undefined reference to `v4l2_fh_release'
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.o:(.rodata+0x55c): undefined reference to `v4l2_ctrl_subscribe_event'
or1k-linux-ld: drivers/media/cec/usb/extron/extron-cec-drv.o:(.rodata+0x560): undefined reference to `v4l2_event_unsubscribe'
vim +1096 drivers/media/cec/usb/extron/extron-cec-drv.c
948
949 static int extron_enum_input(struct file *file, void *priv, struct v4l2_input *inp)
950 {
951 struct extron_port *port = video_drvdata(file);
952
953 if (inp->index)
954 return -EINVAL;
955 inp->type = V4L2_INPUT_TYPE_CAMERA;
956 snprintf(inp->name, sizeof(inp->name), "HDMI IN %u", port->port.port);
> 957 inp->status = v4l2_ctrl_g_ctrl(port->ctrl_rx_power_present) ?
958 0 : V4L2_IN_ST_NO_SIGNAL;
959 return 0;
960 }
961
962 static int extron_g_input(struct file *file, void *priv, unsigned int *i)
963 {
964 *i = 0;
965 return 0;
966 }
967
968 static int extron_s_input(struct file *file, void *priv, unsigned int i)
969 {
970 return i ? -EINVAL : 0;
971 }
972
973 static int extron_enum_output(struct file *file, void *priv, struct v4l2_output *out)
974 {
975 struct extron_port *port = video_drvdata(file);
976
977 if (out->index)
978 return -EINVAL;
979 out->type = V4L2_OUTPUT_TYPE_ANALOG;
980 snprintf(out->name, sizeof(out->name), "HDMI OUT %u", port->port.port);
981 return 0;
982 }
983
984 static int extron_g_output(struct file *file, void *priv, unsigned int *o)
985 {
986 *o = 0;
987 return 0;
988 }
989
990 static int extron_s_output(struct file *file, void *priv, unsigned int o)
991 {
992 return o ? -EINVAL : 0;
993 }
994
995 static int extron_g_edid(struct file *file, void *_fh,
996 struct v4l2_edid *edid)
997 {
998 struct extron_port *port = video_drvdata(file);
999
1000 memset(edid->reserved, 0, sizeof(edid->reserved));
1001 if (edid->pad)
1002 return -EINVAL;
1003 if (!port->has_edid)
1004 return -ENODATA;
1005 if (!port->read_edid)
1006 extron_read_edid(port);
1007 if (!port->read_edid)
1008 return -ENODATA;
1009 if (edid->start_block == 0 && edid->blocks == 0) {
1010 edid->blocks = port->edid_blocks;
1011 return 0;
1012 }
1013 if (edid->start_block >= port->edid_blocks)
1014 return -EINVAL;
1015 if (edid->blocks > port->edid_blocks - edid->start_block)
1016 edid->blocks = port->edid_blocks - edid->start_block;
1017 memcpy(edid->edid, port->edid + edid->start_block * 128, edid->blocks * 128);
1018 return 0;
1019 }
1020
1021 static int extron_s_edid(struct file *file, void *_fh, struct v4l2_edid *edid)
1022 {
1023 struct extron_port *port = video_drvdata(file);
1024
1025 memset(edid->reserved, 0, sizeof(edid->reserved));
1026 if (edid->pad)
1027 return -EINVAL;
1028
1029 /* Unfortunately it is not possible to clear the EDID */
1030 if (edid->blocks == 0)
1031 return -EINVAL;
1032
1033 if (edid->blocks > MAX_EDID_BLOCKS) {
1034 edid->blocks = MAX_EDID_BLOCKS;
1035 return -E2BIG;
1036 }
1037
1038 if (cec_get_edid_spa_location(edid->edid, edid->blocks * 128))
> 1039 v4l2_set_edid_phys_addr(edid->edid, edid->blocks * 128, 0);
1040 return extron_write_edid(port, edid->edid, edid->blocks);
1041 }
1042
1043 static const struct v4l2_ioctl_ops extron_ioctl_ops = {
1044 .vidioc_querycap = extron_querycap,
1045 .vidioc_enum_input = extron_enum_input,
1046 .vidioc_g_input = extron_g_input,
1047 .vidioc_s_input = extron_s_input,
1048 .vidioc_enum_output = extron_enum_output,
1049 .vidioc_g_output = extron_g_output,
1050 .vidioc_s_output = extron_s_output,
1051 .vidioc_g_edid = extron_g_edid,
1052 .vidioc_s_edid = extron_s_edid,
1053 .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
1054 .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
1055 };
1056
1057 static const struct v4l2_file_operations extron_fops = {
1058 .owner = THIS_MODULE,
1059 .open = v4l2_fh_open,
1060 .release = v4l2_fh_release,
1061 .poll = v4l2_ctrl_poll,
1062 .unlocked_ioctl = video_ioctl2,
1063 };
1064
1065 static const struct video_device extron_videodev = {
1066 .name = "extron-cec",
1067 .vfl_dir = VFL_DIR_RX,
1068 .fops = &extron_fops,
1069 .ioctl_ops = &extron_ioctl_ops,
1070 .minor = -1,
1071 .release = video_device_release_empty,
1072 };
1073
1074 static void extron_disconnect(struct serio *serio)
1075 {
1076 struct extron *extron = serio_get_drvdata(serio);
1077 unsigned int p;
1078
1079 kthread_stop(extron->kthread_setup);
1080
1081 for (p = 0; p < extron->num_ports; p++) {
1082 struct extron_port *port = extron->ports[p];
1083
1084 if (!port)
1085 continue;
1086 port->disconnected = true;
1087 cancel_work_sync(&port->irq_work);
1088 }
1089 cancel_delayed_work_sync(&extron->work_update_edid);
1090 for (p = 0; p < extron->num_ports; p++) {
1091 struct extron_port *port = extron->ports[p];
1092
1093 if (!port)
1094 continue;
1095 cec_unregister_adapter(port->adap);
> 1096 video_unregister_device(&port->vdev);
1097 }
1098
1099 complete(&extron->edid_completion);
1100
1101 for (p = 0; p < extron->num_ports; p++) {
1102 struct extron_port *port = extron->ports[p];
1103
1104 if (!port)
1105 continue;
> 1106 v4l2_ctrl_handler_free(&port->hdl);
1107 mutex_destroy(&port->video_lock);
1108 kfree(port);
1109 }
1110 mutex_destroy(&extron->edid_lock);
1111 mutex_destroy(&extron->serio_lock);
1112 extron->serio = NULL;
1113 serio_set_drvdata(serio, NULL);
1114 serio_close(serio);
1115 }
1116
1117 static int extron_setup(struct extron *extron)
1118 {
1119 struct serio *serio = extron->serio;
1120 struct extron_port *port;
1121 u8 *data = extron->data;
1122 unsigned int p;
1123 int err;
1124
1125 /* Obtain unit part number */
1126 err = extron_send_and_wait(extron, NULL, "N", "Pno");
1127 if (err)
1128 return err;
1129 dev_info(extron->dev, "Unit part number: %s\n", data + 3);
1130 if (strcmp(data + 3, "60-1607-01") &&
1131 strcmp(data + 3, "60-1608-01") &&
1132 strcmp(data + 3, "60-1609-01")) {
1133 dev_err(extron->dev, "Unsupported model\n");
1134 return -ENODEV;
1135 }
1136 /* Up to 6 output ports and one input port */
1137 extron->num_out_ports = 2 * (data[9] - '6');
1138 extron->splitter.num_out_ports = extron->num_out_ports;
1139 extron->splitter.ports = extron->splitter_ports;
1140 extron->splitter.dev = extron->dev;
1141 extron->num_in_ports = 1;
1142 extron->num_ports = extron->num_out_ports + extron->num_in_ports;
1143 dev_info(extron->dev, "Unit output ports: %d\n", extron->num_out_ports);
1144 dev_info(extron->dev, "Unit input ports: %d\n", extron->num_in_ports);
1145
1146 err = extron_send_and_wait(extron, NULL, "W CN", "Ipn ");
1147 if (err)
1148 return err;
1149 dev_info(extron->dev, "Unit name: %s\n", data + 4);
1150
1151 err = extron_send_and_wait(extron, NULL, "Q", "Ver");
1152 if (err)
1153 return err;
1154 dev_info(extron->dev, "Unit FW Version: %s\n", data + 6);
1155
1156 err = extron_send_and_wait(extron, NULL, "2i", "Inf02*");
1157 if (err)
1158 return err;
1159 dev_info(extron->dev, "Unit Type: %s\n", data + 6);
1160
1161 err = extron_send_and_wait(extron, NULL, "39Q", "Ver39*");
1162 if (err)
1163 return err;
1164 dev_info(extron->dev, "CEC Engine Version: %s\n", data + 6);
1165
1166 /* Pull input port HPD low if all output ports also have a low HPD */
1167 err = extron_send_and_wait(extron, NULL, "W1ihpd", "HplgI");
1168 if (err)
1169 return err;
1170
1171 /* Disable CEC */
1172 err = extron_send_and_wait(extron, NULL, "WI1*0CCEC", "CcecI1*");
1173 if (err)
1174 return err;
1175 err = extron_send_and_wait(extron, NULL, "WO0*CCEC", "CcecO0");
1176 if (err)
1177 return err;
1178
1179 for (p = 0; p < extron->num_ports; p++) {
1180 u32 caps = CEC_CAP_DEFAULTS | CEC_CAP_MONITOR_ALL;
1181
1182 if (vendor_id)
1183 caps &= ~CEC_CAP_LOG_ADDRS;
1184 port = kzalloc(sizeof(*port), GFP_KERNEL);
1185 if (!port) {
1186 err = -ENOMEM;
1187 goto free_ports;
1188 }
1189 INIT_WORK(&port->irq_work, extron_irq_work_handler);
1190 spin_lock_init(&port->msg_lock);
1191 port->extron = extron;
1192 port->is_input = p >= extron->num_out_ports;
1193 port->direction = port->is_input ? 'I' : 'O';
1194 port->port.port = 1 + (port->is_input ? p - extron->num_out_ports : p);
1195 port->port.splitter = &extron->splitter;
1196 port->phys_addr = CEC_PHYS_ADDR_INVALID;
1197 snprintf(port->name, sizeof(port->name), "%s-%s-%u",
1198 dev_name(&serio->dev), port->is_input ? "in" : "out",
1199 port->port.port);
1200
1201 port->dev = extron->dev;
1202 port->adap = cec_allocate_adapter(&extron_cec_adap_ops, port,
1203 port->name, caps, 1);
1204
1205 port->adap->xfer_timeout_ms = 6000;
1206 port->port.adap = port->adap;
1207 mutex_init(&port->video_lock);
> 1208 port->vdev = extron_videodev;
1209 port->vdev.lock = &port->video_lock;
1210 port->vdev.v4l2_dev = &extron->v4l2_dev;
1211 port->vdev.ctrl_handler = &port->hdl;
1212 video_set_drvdata(&port->vdev, port);
1213
> 1214 v4l2_ctrl_handler_init(&port->hdl, 2);
1215
1216 if (port->is_input) {
1217 port->vdev.vfl_dir = VFL_DIR_RX;
1218 v4l2_disable_ioctl(&port->vdev, VIDIOC_ENUMOUTPUT);
1219 v4l2_disable_ioctl(&port->vdev, VIDIOC_G_OUTPUT);
1220 v4l2_disable_ioctl(&port->vdev, VIDIOC_S_OUTPUT);
1221 port->ctrl_rx_power_present =
> 1222 v4l2_ctrl_new_std(&port->hdl, NULL,
1223 V4L2_CID_DV_RX_POWER_PRESENT,
1224 0, 1, 0, 0);
1225 port->has_edid = true;
1226 } else {
1227 port->vdev.vfl_dir = VFL_DIR_TX;
1228 v4l2_disable_ioctl(&port->vdev, VIDIOC_ENUMINPUT);
1229 v4l2_disable_ioctl(&port->vdev, VIDIOC_G_INPUT);
1230 v4l2_disable_ioctl(&port->vdev, VIDIOC_S_INPUT);
1231 v4l2_disable_ioctl(&port->vdev, VIDIOC_S_EDID);
1232 port->ctrl_tx_hotplug =
1233 v4l2_ctrl_new_std(&port->hdl, NULL,
1234 V4L2_CID_DV_TX_HOTPLUG,
1235 0, 1, 0, 0);
1236 port->ctrl_tx_edid_present =
1237 v4l2_ctrl_new_std(&port->hdl, NULL,
1238 V4L2_CID_DV_TX_EDID_PRESENT,
1239 0, 1, 0, 0);
1240 }
1241
1242 extron->ports[p] = port;
1243 extron->splitter_ports[p] = &port->port;
1244 err = PTR_ERR_OR_ZERO(port->adap);
1245 if (err < 0)
1246 goto free_ports;
1247 err = port->hdl.error;
1248 if (err < 0)
1249 goto free_ports;
1250 }
1251
1252 /* Enable CEC (manual mode, i.e. controlled by the driver) */
1253 err = extron_send_and_wait(extron, NULL, "WI1*20CCEC", "CcecI1*");
1254 if (err)
1255 goto free_ports;
1256
1257 err = extron_send_and_wait(extron, NULL, "WO20*CCEC", "CcecO20");
1258 if (err)
1259 goto free_ports;
1260
1261 /* Set logical addresses to 15 */
1262 err = extron_send_and_wait(extron, NULL, "WI1*15LCEC", "LcecI1*15");
1263 if (err)
1264 goto free_ports;
1265
1266 for (p = 0; p < extron->num_out_ports; p++) {
1267 char cmd[16];
1268 char resp[16];
1269
1270 snprintf(cmd, sizeof(cmd), "WO%u*15LCEC", p + 1);
1271 snprintf(resp, sizeof(resp), "LcecO%u*15", p + 1);
1272 err = extron_send_and_wait(extron, extron->ports[p], cmd, resp);
1273 if (err)
1274 goto free_ports;
1275 }
1276
1277 /* Query HDCP and Signal states, used to update the initial state */
1278 err = extron_send_and_wait(extron, NULL, "WHDCP", "Hdcp");
1279 if (err)
1280 goto free_ports;
1281
1282 err = extron_send_and_wait(extron, NULL, "WLS", "Sig");
1283 if (err)
1284 goto free_ports;
1285
1286 return 0;
1287
1288 free_ports:
1289 while (p--) {
1290 struct extron_port *port = extron->ports[p];
1291
1292 if (!port)
1293 continue;
1294 port->disconnected = true;
1295 cancel_work_sync(&port->irq_work);
1296 cec_delete_adapter(port->adap);
1297 v4l2_ctrl_handler_free(&port->hdl);
1298 mutex_destroy(&port->video_lock);
1299 extron->ports[p] = NULL;
1300 kfree(port);
1301 }
1302 extron->num_ports = extron->num_in_ports = extron->num_out_ports = 0;
1303 return err;
1304 }
1305
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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