From f4cdf7ca9a1fdcca413157df19753f388a5a224e Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Wed, 19 Aug 2026 10:09:22 -0700 Subject: Merge tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media Pull media updates from Mauro Carvalho Chehab: - v4l2-core: added ISP statistics support and per-block validation - v4l2-core: Allow unknown HDR10 white point and luminance - New camera sensors: Sony IMX678 and IMX471m, Himax HM1092 IR sensor - New codec: Milos: VPU v2.0 codec support - isp driver: gained support for Dreamchip RPPX1 ISP framework - vsp1 driver: gained support for RZ/T2H and RZ/N2H - Novalake driver: gained CVS support for new NVL hardware - dvb-core: fix feed leak on failed DMX_ADD_PID - several driver fixes, cleanups and minor improvements * tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (308 commits) media: ipu-bridge: check all DMI entries when overriding sensor rotation media: v4l2-async: avoid deleting unlinked ASC entry on link error media: rzg2l-cru: Align bytesperline to hardware DMA stride requirement media: intel/ipu6: fix async notifier cleanup leak on parse error media: staging/ipu7: fix async notifier UAF on probe error path media: amd: isp4: fix self-deadlock in isp4sd_pwron_and_init() error path media: amd: isp4: release partial allocations in isp4if_alloc_fw_gpumem() media: rcar-isp: Fix VSPX reference leaks media: rcar-isp: Release ISPCORE resources media: i2c: imx415: Release runtime PM reference on VBLANK error media: i2c: imx415: Return test pattern write errors media: renesas: vsp1: Declare index variables in for loop statement media: renesas: vsp1: Make reset control optional to support platforms without a reset line media: dt-bindings: media: renesas,vsp1: Document RZ/T2H and RZ/N2H SoCs media: dt-bindings: media: renesas,fcp: Document RZ/T2H and RZ/N2H SoCs media: nxp: imx8-isi: Add additional 32-bit RGB format support media: nxp: imx8-isi: Add 16-bit raw Bayer format support media: nxp: imx8-isi: Implement per-stream reference counting for multiplexed streams media: nxp: imx8-isi: Use BIT_ULL() for 64-bit stream masks media: nxp: imx8-isi: Correct color map between V4L2 and ISI ... --- net/batman-adv/hard-interface.h | 155 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 155 insertions(+) create mode 100644 net/batman-adv/hard-interface.h (limited to 'net/batman-adv/hard-interface.h') diff --git a/net/batman-adv/hard-interface.h b/net/batman-adv/hard-interface.h new file mode 100644 index 000000000..af31696c3 --- /dev/null +++ b/net/batman-adv/hard-interface.h @@ -0,0 +1,155 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright (C) B.A.T.M.A.N. contributors: + * + * Marek Lindner, Simon Wunderlich + */ + +#ifndef _NET_BATMAN_ADV_HARD_INTERFACE_H_ +#define _NET_BATMAN_ADV_HARD_INTERFACE_H_ + +#include "main.h" + +#include +#include +#include +#include +#include +#include +#include + +/** + * enum batadv_hard_if_state - State of a hard interface + */ +enum batadv_hard_if_state { + /** + * @BATADV_IF_NOT_IN_USE: interface is not used as slave interface of a + * batman-adv mesh interface + */ + BATADV_IF_NOT_IN_USE, + + /** + * @BATADV_IF_TO_BE_REMOVED: interface will be removed from mesh + * interface + */ + BATADV_IF_TO_BE_REMOVED, + + /** @BATADV_IF_INACTIVE: interface is deactivated */ + BATADV_IF_INACTIVE, + + /** @BATADV_IF_ACTIVE: interface is used */ + BATADV_IF_ACTIVE, + + /** @BATADV_IF_TO_BE_ACTIVATED: interface is getting activated */ + BATADV_IF_TO_BE_ACTIVATED, +}; + +/** + * enum batadv_hard_if_bcast - broadcast avoidance options + */ +enum batadv_hard_if_bcast { + /** @BATADV_HARDIF_BCAST_OK: Do broadcast on according hard interface */ + BATADV_HARDIF_BCAST_OK = 0, + + /** + * @BATADV_HARDIF_BCAST_NORECIPIENT: Broadcast not needed, there is no + * recipient + */ + BATADV_HARDIF_BCAST_NORECIPIENT, + + /** + * @BATADV_HARDIF_BCAST_DUPFWD: There is just the neighbor we got it + * from + */ + BATADV_HARDIF_BCAST_DUPFWD, + + /** @BATADV_HARDIF_BCAST_DUPORIG: There is just the originator */ + BATADV_HARDIF_BCAST_DUPORIG, +}; + +extern struct notifier_block batadv_hard_if_notifier; + +struct net_device *__batadv_get_real_netdev(struct net_device *net_device); +struct net_device *batadv_get_real_netdev(struct net_device *net_device); +u32 batadv_netdev_get_wifi_flags(struct net_device *net_dev); +u32 batadv_hardif_get_wifi_flags(struct batadv_hard_iface *hard_iface); +bool batadv_is_wifi_hardif(struct batadv_hard_iface *hard_iface); +struct batadv_hard_iface* +batadv_hardif_get_by_netdev(const struct net_device *net_dev); +int batadv_hardif_enable_interface(struct batadv_hard_iface *hard_iface, + struct net_device *mesh_iface); +void batadv_hardif_disable_interface(struct batadv_hard_iface *hard_iface); +int batadv_hardif_min_mtu(struct net_device *mesh_iface); +void batadv_update_min_mtu(struct net_device *mesh_iface); +void batadv_hardif_release(struct kref *ref); +int batadv_hardif_no_broadcast(struct batadv_hard_iface *if_outgoing, + u8 *orig_addr, u8 *orig_neigh); +int __init batadv_wifi_net_devices_init(void); +void batadv_wifi_net_devices_deinit(void); + +/** + * batadv_hardif_put() - decrement the hard interface refcounter and possibly + * release it + * @hard_iface: the hard interface to free + */ +static inline void batadv_hardif_put(struct batadv_hard_iface *hard_iface) +{ + if (!hard_iface) + return; + + kref_put(&hard_iface->refcount, batadv_hardif_release); +} + +/** + * batadv_primary_if_get_selected() - Get reference to primary interface + * @bat_priv: the bat priv with all the mesh interface information + * + * Return: primary interface (with increased refcnt), otherwise NULL + */ +static inline struct batadv_hard_iface * +batadv_primary_if_get_selected(struct batadv_priv *bat_priv) +{ + struct batadv_hard_iface *hard_iface; + + rcu_read_lock(); + hard_iface = rcu_dereference(bat_priv->primary_if); + if (!hard_iface) + goto out; + + if (!kref_get_unless_zero(&hard_iface->refcount)) + hard_iface = NULL; + +out: + rcu_read_unlock(); + return hard_iface; +} + +/** + * batadv_is_cfg80211() - check if the given hardif is a cfg80211 + * wifi interface + * @wifi_flags: extracted batadv_hard_iface_wifi_flags of a net_device + * + * Return: true if the net device is a cfg80211 wireless device, false + * otherwise. + */ +static inline bool batadv_is_cfg80211(u32 wifi_flags) +{ + u32 allowed_flags = 0; + + allowed_flags |= BATADV_HARDIF_WIFI_CFG80211_DIRECT; + allowed_flags |= BATADV_HARDIF_WIFI_CFG80211_INDIRECT; + + return !!(wifi_flags & allowed_flags); +} + +/** + * batadv_is_wifi() - check if flags belong to wifi interface + * @wifi_flags: extracted batadv_hard_iface_wifi_flags of a net_device + * + * Return: true if the net device is a 802.11 wireless device, false otherwise. + */ +static inline bool batadv_is_wifi(u32 wifi_flags) +{ + return wifi_flags != 0; +} + +#endif /* _NET_BATMAN_ADV_HARD_INTERFACE_H_ */ -- cgit v1.3.1