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GET /api/patches/2218572/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 2218572,
    "url": "http://patchwork.ozlabs.org/api/patches/2218572/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/hostap/patch/20260401052713.3761478-9-peddolla.reddy@oss.qualcomm.com/",
    "project": {
        "id": 22,
        "url": "http://patchwork.ozlabs.org/api/projects/22/?format=api",
        "name": "HostAP Development",
        "link_name": "hostap",
        "list_id": "hostap.lists.infradead.org",
        "list_email": "hostap@lists.infradead.org",
        "web_url": "",
        "scm_url": "",
        "webscm_url": "",
        "list_archive_url": "",
        "list_archive_url_format": "",
        "commit_url_format": ""
    },
    "msgid": "<20260401052713.3761478-9-peddolla.reddy@oss.qualcomm.com>",
    "list_archive_url": null,
    "date": "2026-04-01T05:26:58",
    "name": "[RFC,08/23] PR: Add nl80211 driver support for PD interface",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "e52c8bcc39dc8e6ee208bfce392e8bdfe39bd1aa",
    "submitter": {
        "id": 93026,
        "url": "http://patchwork.ozlabs.org/api/people/93026/?format=api",
        "name": "Peddolla Harshavardhan Reddy",
        "email": "peddolla.reddy@oss.qualcomm.com"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/hostap/patch/20260401052713.3761478-9-peddolla.reddy@oss.qualcomm.com/mbox/",
    "series": [
        {
            "id": 498338,
            "url": "http://patchwork.ozlabs.org/api/series/498338/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/hostap/list/?series=498338",
            "date": "2026-04-01T05:26:59",
            "name": "[RFC,01/23] nl80211_copy.h changes related to Proximity Ranging",
            "version": 1,
            "mbox": "http://patchwork.ozlabs.org/series/498338/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/2218572/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/2218572/checks/",
    "tags": {},
    "related": [],
    "headers": {
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        ],
        "From": "Peddolla Harshavardhan Reddy <peddolla.reddy@oss.qualcomm.com>",
        "To": "hostap@lists.infradead.org",
        "Cc": "vjakkam@qti.qualcomm.com",
        "Subject": "[RFC PATCH 08/23] PR: Add nl80211 driver support for PD interface",
        "Date": "Wed,  1 Apr 2026 10:56:58 +0530",
        "Message-Id": "<20260401052713.3761478-9-peddolla.reddy@oss.qualcomm.com>",
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    },
    "content": "Proximity Detection (PD) ranging requires a dedicated virtual\ninterface with its own MAC address, separate from the station\ninterface.\n\nAdd WPA_IF_PD to the driver interface type enum and wire it\nthrough the nl80211 driver. A dedicated netlink socket (nl_pr)\nis created when the PD interface is brought up, mirroring the\nexisting nl_nan socket used for NAN. The new nl80211_set_pr_dev()\nfunction sends NL80211_CMD_START_PD and NL80211_CMD_STOP_PD to\nthe kernel. Interface creation routes the PD type through\nthe nl_pr socket and registers it for eloop event reception.\n\nSigned-off-by: Peddolla Harshavardhan Reddy <peddolla.reddy@oss.qualcomm.com>\n---\n src/drivers/driver.h         |  5 +++++\n src/drivers/driver_nl80211.c | 35 ++++++++++++++++++++++++++++++++---\n 2 files changed, 37 insertions(+), 3 deletions(-)",
    "diff": "diff --git a/src/drivers/driver.h b/src/drivers/driver.h\nindex 06dd21e1b..2fd8e896a 100644\n--- a/src/drivers/driver.h\n+++ b/src/drivers/driver.h\n@@ -2159,6 +2159,11 @@ enum wpa_driver_if_type {\n \t */\n \tWPA_IF_NAN,\n \n+\t/*\n+\t * WPA_IF_PD - PD Device\n+\t */\n+\tWPA_IF_PD,\n+\n \t/* keep last */\n \tWPA_IF_MAX\n };\ndiff --git a/src/drivers/driver_nl80211.c b/src/drivers/driver_nl80211.c\nindex 297f363f4..2e7e5ee3e 100644\n--- a/src/drivers/driver_nl80211.c\n+++ b/src/drivers/driver_nl80211.c\n@@ -248,7 +248,8 @@ static int is_p2p_net_interface(enum nl80211_iftype nlmode)\n \n static bool nl80211_is_netdev_iftype(enum nl80211_iftype t)\n {\n-\treturn t != NL80211_IFTYPE_P2P_DEVICE && t != NL80211_IFTYPE_NAN;\n+\treturn t != NL80211_IFTYPE_P2P_DEVICE && t != NL80211_IFTYPE_NAN &&\n+\t\tt != NL80211_IFTYPE_PD;\n }\n \n \n@@ -3185,6 +3186,22 @@ static int nl80211_set_p2pdev(struct i802_bss *bss, int start)\n \treturn ret;\n }\n \n+static int nl80211_set_pr_dev(struct i802_bss *bss, int start)\n+{\n+\tstruct nl_msg *msg;\n+\tint ret;\n+\n+\tmsg = nl80211_cmd_msg(bss, 0, start ? NL80211_CMD_START_PD :\n+\t\t\t      NL80211_CMD_STOP_PD);\n+\tret = send_and_recv_cmd(bss->drv, msg);\n+\n+\twpa_printf(MSG_DEBUG, \"nl80211: %s PD Device %s (0x%llx): %s\",\n+\t\t   start ? \"Start\" : \"Stop\",\n+\t\t   bss->ifname, (unsigned long long)bss->wdev_id,\n+\t\t   strerror(-ret));\n+\treturn ret;\n+}\n+\n \n #ifdef CONFIG_NAN\n static void nl80211_nan_stop(struct i802_bss *bss)\n@@ -3243,6 +3260,11 @@ static int i802_set_iface_flags(struct i802_bss *bss, int up)\n \tif (nlmode == NL80211_IFTYPE_NAN)\n \t\treturn nl80211_set_nandev(bss, up);\n \n+\tif (nlmode == NL80211_IFTYPE_PD) {\n+\t\t/* PR Device has start/stop which is equivalent */\n+\t\treturn nl80211_set_pr_dev(bss, up);\n+\t}\n+\n \treturn linux_set_iface_flags(bss->drv->global->ioctl_sock,\n \t\t\t\t     bss->ifname, up);\n }\n@@ -3438,7 +3460,8 @@ wpa_driver_nl80211_finish_drv_init(struct i802_bss *bss, const u8 *set_addr,\n \t\t\tnl80211_disable_11b_rates(bss->drv,\n \t\t\t\t\t\t  bss->drv->ifindex, 1);\n \n-\t\tif (nlmode == NL80211_IFTYPE_P2P_DEVICE)\n+\t\tif (nlmode == NL80211_IFTYPE_P2P_DEVICE ||\n+\t\t    nlmode == NL80211_IFTYPE_PD)\n \t\t\treturn ret;\n \t} else {\n \t\twpa_printf(MSG_DEBUG, \"nl80211: Could not yet enable \"\n@@ -4782,7 +4805,8 @@ static int wpa_driver_nl80211_send_mlme(struct i802_bss *bss, const u8 *data,\n \t}\n \n \tif ((is_sta_interface(drv->nlmode) ||\n-\t     drv->nlmode == NL80211_IFTYPE_P2P_DEVICE) &&\n+\t     drv->nlmode == NL80211_IFTYPE_P2P_DEVICE ||\n+\t     drv->nlmode == NL80211_IFTYPE_PD) &&\n \t    WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&\n \t    WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_AUTH) {\n \t\tif (freq == 0 &&\n@@ -6522,6 +6546,8 @@ const char * nl80211_iftype_str(enum nl80211_iftype mode)\n \t\treturn \"OCB\";\n \tcase NL80211_IFTYPE_NAN:\n \t\treturn \"NAN DEVICE\";\n+\tcase NL80211_IFTYPE_PD:\n+\t\treturn \"PD DEVICE\";\n \tdefault:\n \t\treturn \"unknown\";\n \t}\n@@ -6559,6 +6585,7 @@ static int nl80211_create_iface_once(struct wpa_driver_nl80211_data *drv,\n \t\tgoto fail;\n \n \tif ((addr && (iftype == NL80211_IFTYPE_P2P_DEVICE ||\n+\t\t      iftype == NL80211_IFTYPE_PD ||\n \t\t      iftype == NL80211_IFTYPE_NAN)) &&\n \t    nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))\n \t\tgoto fail;\n@@ -9296,6 +9323,8 @@ static enum nl80211_iftype wpa_driver_nl80211_if_type(\n \t\treturn NL80211_IFTYPE_MESH_POINT;\n \tcase WPA_IF_NAN:\n \t\treturn NL80211_IFTYPE_NAN;\n+\tcase WPA_IF_PD:\n+\t\treturn NL80211_IFTYPE_PD;\n \tdefault:\n \t\treturn -1;\n \t}\n",
    "prefixes": [
        "RFC",
        "08/23"
    ]
}