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-rw-r--r--sys/compat/linuxkpi/common/include/acpi/acpi.h4
-rw-r--r--sys/compat/linuxkpi/common/include/asm/topology.h54
-rw-r--r--sys/compat/linuxkpi/common/include/kunit/static_stub.h15
-rw-r--r--sys/compat/linuxkpi/common/include/linux/bitops.h8
-rw-r--r--sys/compat/linuxkpi/common/include/linux/cleanup.h49
-rw-r--r--sys/compat/linuxkpi/common/include/linux/compiler.h6
-rw-r--r--sys/compat/linuxkpi/common/include/linux/device.h5
-rw-r--r--sys/compat/linuxkpi/common/include/linux/gfp.h1
-rw-r--r--sys/compat/linuxkpi/common/include/linux/idr.h7
-rw-r--r--sys/compat/linuxkpi/common/include/linux/ieee80211.h50
-rw-r--r--sys/compat/linuxkpi/common/include/linux/ioport.h1
-rw-r--r--sys/compat/linuxkpi/common/include/linux/math.h2
-rw-r--r--sys/compat/linuxkpi/common/include/linux/math64.h6
-rw-r--r--sys/compat/linuxkpi/common/include/linux/netdevice.h9
-rw-r--r--sys/compat/linuxkpi/common/include/linux/overflow.h180
-rw-r--r--sys/compat/linuxkpi/common/include/linux/pci.h27
-rw-r--r--sys/compat/linuxkpi/common/include/linux/printk.h6
-rw-r--r--sys/compat/linuxkpi/common/include/linux/rcupdate.h5
-rw-r--r--sys/compat/linuxkpi/common/include/linux/refcount.h1
-rw-r--r--sys/compat/linuxkpi/common/include/linux/seq_file.h15
-rw-r--r--sys/compat/linuxkpi/common/include/linux/skbuff.h18
-rw-r--r--sys/compat/linuxkpi/common/include/linux/slab.h7
-rw-r--r--sys/compat/linuxkpi/common/include/linux/string_helpers.h2
-rw-r--r--sys/compat/linuxkpi/common/include/linux/sysfs.h57
-rw-r--r--sys/compat/linuxkpi/common/include/linux/timer.h21
-rw-r--r--sys/compat/linuxkpi/common/include/linux/topology.h35
-rw-r--r--sys/compat/linuxkpi/common/include/net/cfg80211.h49
-rw-r--r--sys/compat/linuxkpi/common/include/net/mac80211.h26
28 files changed, 567 insertions, 99 deletions
diff --git a/sys/compat/linuxkpi/common/include/acpi/acpi.h b/sys/compat/linuxkpi/common/include/acpi/acpi.h
index 1e398d05ba20..9bb435591daa 100644
--- a/sys/compat/linuxkpi/common/include/acpi/acpi.h
+++ b/sys/compat/linuxkpi/common/include/acpi/acpi.h
@@ -37,7 +37,7 @@
/*
* LINUXKPI_WANT_LINUX_ACPI is a temporary workaround to allow drm-kmod
* to update all needed branches without breaking builds.
- * Once that happened and checks are implemented based on __FreeBSD_verison
+ * Once that happened and checks are implemented based on __FreeBSD_version
* we will remove these conditions again.
*/
@@ -131,7 +131,7 @@ acpi_format_exception(ACPI_STATUS Exception)
}
static inline ACPI_STATUS
-acpi_get_handle(ACPI_HANDLE Parent, ACPI_STRING Pathname,
+acpi_get_handle(ACPI_HANDLE Parent, const char *Pathname,
ACPI_HANDLE *RetHandle)
{
return (AcpiGetHandle(Parent, Pathname, RetHandle));
diff --git a/sys/compat/linuxkpi/common/include/asm/topology.h b/sys/compat/linuxkpi/common/include/asm/topology.h
new file mode 100644
index 000000000000..f334d3253cfb
--- /dev/null
+++ b/sys/compat/linuxkpi/common/include/asm/topology.h
@@ -0,0 +1,54 @@
+/*-
+ * Copyright (c) 2025 The FreeBSD Foundation
+ * Copyright (c) 2025 Jean-Sébastien Pédron <dumbbell@FreeBSD.org>
+ *
+ * This software was developed by Jean-Sébastien Pédron under sponsorship
+ * from the FreeBSD Foundation.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef _LINUXKPI_ASM_TOPOLOGY_H_
+#define _LINUXKPI_ASM_TOPOLOGY_H_
+
+#if defined(__i386__) || defined(__amd64__)
+#include <sys/smp.h>
+
+/*
+ * The following functions are defined in `arch/x86/include/asm/topology.h`
+ * and thus are specific to i386 and amd64.
+ */
+
+static inline unsigned int
+topology_num_cores_per_package(void)
+{
+ return (mp_ncores);
+}
+
+static inline unsigned int
+topology_num_threads_per_package(void)
+{
+ return (mp_ncpus);
+}
+#endif
+
+#endif /* _LINUXKPI_ASM_TOPOLOGY_H_ */
diff --git a/sys/compat/linuxkpi/common/include/kunit/static_stub.h b/sys/compat/linuxkpi/common/include/kunit/static_stub.h
new file mode 100644
index 000000000000..9d425d46dbb0
--- /dev/null
+++ b/sys/compat/linuxkpi/common/include/kunit/static_stub.h
@@ -0,0 +1,15 @@
+/*
+ * Copyright (c) 2025 The FreeBSD Foundation
+ *
+ * This software was developed by Björn Zeeb under sponsorship from
+ * the FreeBSD Foundation.
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#ifndef _LINUXKPI_KUNIT_STATIC_STUB_H
+#define _LINUXKPI_KUNIT_STATIC_STUB_H
+
+#define KUNIT_STATIC_STUB_REDIRECT(_fn, ...) do { } while(0)
+
+#endif /* _LINUXKPI_KUNIT_STATIC_STUB_H */
diff --git a/sys/compat/linuxkpi/common/include/linux/bitops.h b/sys/compat/linuxkpi/common/include/linux/bitops.h
index bc776a0db9c4..00dd1f9a1ec0 100644
--- a/sys/compat/linuxkpi/common/include/linux/bitops.h
+++ b/sys/compat/linuxkpi/common/include/linux/bitops.h
@@ -62,10 +62,10 @@
#define hweight64(x) bitcount64(x)
#define hweight_long(x) bitcountl(x)
-#define HWEIGHT8(x) (bitcount8((uint8_t)(x)))
-#define HWEIGHT16(x) (bitcount16(x))
-#define HWEIGHT32(x) (bitcount32(x))
-#define HWEIGHT64(x) (bitcount64(x))
+#define HWEIGHT8(x) (__builtin_popcountg((uint8_t)(x)))
+#define HWEIGHT16(x) (__builtin_popcountg((uint16_t)(x)))
+#define HWEIGHT32(x) (__builtin_popcountg((uint32_t)(x)))
+#define HWEIGHT64(x) (__builtin_popcountg((uint64_t)(x)))
static inline int
__ffs(int mask)
diff --git a/sys/compat/linuxkpi/common/include/linux/cleanup.h b/sys/compat/linuxkpi/common/include/linux/cleanup.h
index 01f234f0cbe7..5bb146f082ed 100644
--- a/sys/compat/linuxkpi/common/include/linux/cleanup.h
+++ b/sys/compat/linuxkpi/common/include/linux/cleanup.h
@@ -1,7 +1,7 @@
/*-
* SPDX-License-Identifier: BSD-2-Clause
*
- * Copyright (c) 2024 The FreeBSD Foundation
+ * Copyright (c) 2024-2025 The FreeBSD Foundation
*
* This software was developed by Björn Zeeb under sponsorship from
* the FreeBSD Foundation.
@@ -43,4 +43,51 @@
guard_ ## _n ## _t guard_ ## _n ## _ ## __COUNTER__ \
__cleanup(guard_ ## _n ## _destroy) = guard_ ## _n ## _create
+#define DEFINE_FREE(_n, _t, _f) \
+ static inline void \
+ __free_ ## _n(void *p) \
+ { \
+ _t _T; \
+ \
+ _T = *(_t *)p; \
+ _f; \
+ }
+
+#define __free(_n) __cleanup(__free_##_n)
+
+/*
+ * Given this is a _0 version it should likely be broken up into parts.
+ * But we have no idead what a _1, _2, ... version would do different
+ * until we see a call.
+ * This is used for a not-real-type (rcu). We use a bool to "simulate"
+ * the lock held. Also _T still special, may not always be used, so tag
+ * with __unused (or better the LinuxKPI __maybe_unused).
+ */
+#define DEFINE_LOCK_GUARD_0(_n, _lock, _unlock, ...) \
+ \
+ typedef struct { \
+ bool lock; \
+ __VA_ARGS__; \
+ } guard_ ## _n ## _t; \
+ \
+ static inline void \
+ guard_ ## _n ## _destroy(guard_ ## _n ## _t *_T) \
+ { \
+ if (_T->lock) { \
+ _unlock; \
+ } \
+ } \
+ \
+ static inline guard_ ## _n ## _t \
+ guard_ ## _n ## _create(void) \
+ { \
+ guard_ ## _n ## _t _tmp; \
+ guard_ ## _n ## _t *_T __maybe_unused; \
+ \
+ _tmp.lock = true; \
+ _T = &_tmp; \
+ _lock; \
+ return (_tmp); \
+ }
+
#endif /* _LINUXKPI_LINUX_CLEANUP_H */
diff --git a/sys/compat/linuxkpi/common/include/linux/compiler.h b/sys/compat/linuxkpi/common/include/linux/compiler.h
index fb5ad3bf4fe4..948396144ad6 100644
--- a/sys/compat/linuxkpi/common/include/linux/compiler.h
+++ b/sys/compat/linuxkpi/common/include/linux/compiler.h
@@ -130,4 +130,10 @@
#define is_signed_type(t) ((t)-1 < (t)1)
#define is_unsigned_type(t) ((t)-1 > (t)1)
+#if __has_builtin(__builtin_dynamic_object_size)
+#define __struct_size(_s) __builtin_dynamic_object_size(_s, 0)
+#else
+#define __struct_size(_s) __builtin_object_size(_s, 0)
+#endif
+
#endif /* _LINUXKPI_LINUX_COMPILER_H_ */
diff --git a/sys/compat/linuxkpi/common/include/linux/device.h b/sys/compat/linuxkpi/common/include/linux/device.h
index 2556b0c45e49..7dd6340746d2 100644
--- a/sys/compat/linuxkpi/common/include/linux/device.h
+++ b/sys/compat/linuxkpi/common/include/linux/device.h
@@ -4,7 +4,7 @@
* Copyright (c) 2010 Panasas, Inc.
* Copyright (c) 2013-2016 Mellanox Technologies, Ltd.
* All rights reserved.
- * Copyright (c) 2021-2022 The FreeBSD Foundation
+ * Copyright (c) 2021-2025 The FreeBSD Foundation
*
* Portions of this software were developed by Björn Zeeb
* under sponsorship from the FreeBSD Foundation.
@@ -284,7 +284,8 @@ int lkpi_devres_destroy(struct device *, void(*release)(struct device *, void *)
void lkpi_devres_release_free_list(struct device *);
void lkpi_devres_unlink(struct device *, void *);
void lkpi_devm_kmalloc_release(struct device *, void *);
-#define devm_kfree(_d, _p) lkpi_devm_kmalloc_release(_d, _p)
+void lkpi_devm_kfree(struct device *, const void *);
+#define devm_kfree(_d, _p) lkpi_devm_kfree(_d, _p)
static inline const char *
dev_driver_string(const struct device *dev)
diff --git a/sys/compat/linuxkpi/common/include/linux/gfp.h b/sys/compat/linuxkpi/common/include/linux/gfp.h
index 4c4caa621789..7a32e7862338 100644
--- a/sys/compat/linuxkpi/common/include/linux/gfp.h
+++ b/sys/compat/linuxkpi/common/include/linux/gfp.h
@@ -34,6 +34,7 @@
#include <sys/malloc.h>
#include <linux/page.h>
+#include <linux/topology.h>
#include <vm/vm_param.h>
#include <vm/vm_object.h>
diff --git a/sys/compat/linuxkpi/common/include/linux/idr.h b/sys/compat/linuxkpi/common/include/linux/idr.h
index 535d8ce07fb4..06850c94a5e9 100644
--- a/sys/compat/linuxkpi/common/include/linux/idr.h
+++ b/sys/compat/linuxkpi/common/include/linux/idr.h
@@ -147,6 +147,13 @@ ida_alloc_max(struct ida *ida, unsigned int max, gfp_t gfp)
return (ida_simple_get(ida, 0, max, gfp));
}
+static inline int
+ida_alloc_range(struct ida *ida, unsigned int min, unsigned int max, gfp_t gfp)
+{
+
+ return (ida_simple_get(ida, min, max, gfp));
+}
+
static inline int ida_alloc(struct ida *ida, gfp_t gfp)
{
return (ida_alloc_max(ida, ~0u, gfp));
diff --git a/sys/compat/linuxkpi/common/include/linux/ieee80211.h b/sys/compat/linuxkpi/common/include/linux/ieee80211.h
index 3644ef80861b..17041bb03ce8 100644
--- a/sys/compat/linuxkpi/common/include/linux/ieee80211.h
+++ b/sys/compat/linuxkpi/common/include/linux/ieee80211.h
@@ -35,6 +35,7 @@
#include <asm/unaligned.h>
#include <linux/kernel.h>
#include <linux/bitops.h>
+#include <linux/bitfield.h>
#include <linux/if_ether.h>
/* linux_80211.c */
@@ -121,7 +122,20 @@ enum ieee80211_rate_control_changed_flags {
/* 802.11-2016, 9.4.2.158.3 Supported VHT-MCS and NSS Set field. */
#define IEEE80211_VHT_EXT_NSS_BW_CAPABLE (1 << 13) /* part of tx_highest */
-#define IEEE80211_VHT_MAX_AMPDU_1024K 7 /* 9.4.2.56.3 A-MPDU Parameters field, Table 9-163 */
+/*
+ * 802.11-2020, 9.4.2.157.2 VHT Capabilities Information field,
+ * Table 9-271-Subfields of the VHT Capabilities Information field (continued).
+ */
+enum ieee80211_vht_max_ampdu_len_exp {
+ IEEE80211_VHT_MAX_AMPDU_8K = 0,
+ IEEE80211_VHT_MAX_AMPDU_16K = 1,
+ IEEE80211_VHT_MAX_AMPDU_32K = 2,
+ IEEE80211_VHT_MAX_AMPDU_64K = 3,
+ IEEE80211_VHT_MAX_AMPDU_128K = 4,
+ IEEE80211_VHT_MAX_AMPDU_256K = 5,
+ IEEE80211_VHT_MAX_AMPDU_512K = 6,
+ IEEE80211_VHT_MAX_AMPDU_1024K = 7,
+};
#define IEEE80211_WEP_IV_LEN 3 /* net80211: IEEE80211_WEP_IVLEN */
#define IEEE80211_WEP_ICV_LEN 4
@@ -133,9 +147,9 @@ enum ieee80211_rate_control_changed_flags {
enum wlan_ht_cap_sm_ps {
WLAN_HT_CAP_SM_PS_STATIC = 0,
- WLAN_HT_CAP_SM_PS_DYNAMIC,
- WLAN_HT_CAP_SM_PS_INVALID,
- WLAN_HT_CAP_SM_PS_DISABLED,
+ WLAN_HT_CAP_SM_PS_DYNAMIC = 1,
+ WLAN_HT_CAP_SM_PS_INVALID = 2,
+ WLAN_HT_CAP_SM_PS_DISABLED = 3
};
#define WLAN_MAX_KEY_LEN 32
@@ -394,6 +408,14 @@ enum ieee80211_sta_state {
IEEE80211_STA_AUTHORIZED = 4, /* 802.1x */
};
+enum ieee80211_sta_rx_bandwidth {
+ IEEE80211_STA_RX_BW_20 = 0,
+ IEEE80211_STA_RX_BW_40,
+ IEEE80211_STA_RX_BW_80,
+ IEEE80211_STA_RX_BW_160,
+ IEEE80211_STA_RX_BW_320,
+};
+
enum ieee80211_tx_info_flags {
/* XXX TODO .. right shift numbers - not sure where that came from? */
IEEE80211_TX_CTL_AMPDU = BIT(0),
@@ -510,24 +532,24 @@ struct ieee80211_mgmt {
uint16_t beacon_int;
uint16_t capab_info;
uint8_t variable[0];
- } beacon;
+ } __packed beacon;
/* 9.3.3.5 Association Request frame format */
struct {
uint16_t capab_info;
uint16_t listen_interval;
uint8_t variable[0];
- } assoc_req;
+ } __packed assoc_req;
/* 9.3.3.10 Probe Request frame format */
struct {
uint8_t variable[0];
- } probe_req;
+ } __packed probe_req;
/* 9.3.3.11 Probe Response frame format */
struct {
uint64_t timestamp;
uint16_t beacon_int;
uint16_t capab_info;
uint8_t variable[0];
- } probe_resp;
+ } __packed probe_resp;
/* 9.3.3.14 Action frame format */
struct {
/* 9.4.1.11 Action field */
@@ -543,7 +565,7 @@ struct ieee80211_mgmt {
uint8_t tpc_elem_length;
uint8_t tpc_elem_tx_power;
uint8_t tpc_elem_link_margin;
- } tpc_report;
+ } __packed tpc_report;
/* 9.6.8.33 Fine Timing Measurement frame format */
struct {
uint8_t dialog_token;
@@ -553,7 +575,7 @@ struct ieee80211_mgmt {
uint16_t tod_error;
uint16_t toa_error;
uint8_t variable[0];
- } ftm;
+ } __packed ftm;
/* 802.11-2016, 9.6.5.2 ADDBA Request frame format */
struct {
uint8_t action_code;
@@ -563,16 +585,16 @@ struct ieee80211_mgmt {
uint16_t start_seq_num;
/* Optional follows... */
uint8_t variable[0];
- } addba_req;
+ } __packed addba_req;
/* XXX */
struct {
uint8_t dialog_token;
- } wnm_timing_msr;
+ } __packed wnm_timing_msr;
} u;
- } action;
+ } __packed action;
DECLARE_FLEX_ARRAY(uint8_t, body);
} u;
-};
+} __packed __aligned(2);
struct ieee80211_cts { /* net80211::ieee80211_frame_cts */
__le16 frame_control;
diff --git a/sys/compat/linuxkpi/common/include/linux/ioport.h b/sys/compat/linuxkpi/common/include/linux/ioport.h
index 444f3ad94602..763af2de7c4f 100644
--- a/sys/compat/linuxkpi/common/include/linux/ioport.h
+++ b/sys/compat/linuxkpi/common/include/linux/ioport.h
@@ -40,6 +40,7 @@
struct resource {
resource_size_t start;
resource_size_t end;
+ const char *name;
};
static inline resource_size_t
diff --git a/sys/compat/linuxkpi/common/include/linux/math.h b/sys/compat/linuxkpi/common/include/linux/math.h
index 5a348a57747b..1d50e011f66d 100644
--- a/sys/compat/linuxkpi/common/include/linux/math.h
+++ b/sys/compat/linuxkpi/common/include/linux/math.h
@@ -56,7 +56,7 @@
__ret; \
})
-#if defined(LINUXKPI_VERSION) && LINUXKPI_VERSION >= 60600
+#if !defined(LINUXKPI_VERSION) || (LINUXKPI_VERSION >= 60600)
#define abs_diff(x, y) ({ \
__typeof(x) _x = (x); \
__typeof(y) _y = (y); \
diff --git a/sys/compat/linuxkpi/common/include/linux/math64.h b/sys/compat/linuxkpi/common/include/linux/math64.h
index a216d350570f..25ca9da1b622 100644
--- a/sys/compat/linuxkpi/common/include/linux/math64.h
+++ b/sys/compat/linuxkpi/common/include/linux/math64.h
@@ -98,6 +98,12 @@ div64_u64_round_up(uint64_t dividend, uint64_t divisor)
return ((dividend + divisor - 1) / divisor);
}
+static inline uint64_t
+roundup_u64(uint64_t x1, uint32_t x2)
+{
+ return (div_u64(x1 + x2 - 1, x2) * x2);
+}
+
#define DIV64_U64_ROUND_UP(...) \
div64_u64_round_up(__VA_ARGS__)
diff --git a/sys/compat/linuxkpi/common/include/linux/netdevice.h b/sys/compat/linuxkpi/common/include/linux/netdevice.h
index cd7d23077a62..3b808a4a1749 100644
--- a/sys/compat/linuxkpi/common/include/linux/netdevice.h
+++ b/sys/compat/linuxkpi/common/include/linux/netdevice.h
@@ -4,7 +4,7 @@
* Copyright (c) 2010 Panasas, Inc.
* Copyright (c) 2013-2019 Mellanox Technologies, Ltd.
* All rights reserved.
- * Copyright (c) 2020-2021 The FreeBSD Foundation
+ * Copyright (c) 2020-2025 The FreeBSD Foundation
* Copyright (c) 2020-2022 Bjoern A. Zeeb
*
* Portions of this software were developed by Björn Zeeb
@@ -302,6 +302,13 @@ netdev_rss_key_fill(uint32_t *buf, size_t len)
get_random_bytes(buf, len);
}
+static inline void
+__hw_addr_init(struct netdev_hw_addr_list *list)
+{
+ list->count = 0;
+ INIT_LIST_HEAD(&list->addr_list);
+}
+
static inline int
netdev_hw_addr_list_count(struct netdev_hw_addr_list *list)
{
diff --git a/sys/compat/linuxkpi/common/include/linux/overflow.h b/sys/compat/linuxkpi/common/include/linux/overflow.h
index 9ba9b9500f11..e811037b8ecc 100644
--- a/sys/compat/linuxkpi/common/include/linux/overflow.h
+++ b/sys/compat/linuxkpi/common/include/linux/overflow.h
@@ -33,8 +33,10 @@
* credit to Christian Biere.
*/
#define __type_half_max(type) ((type)1 << (8*sizeof(type) - 1 - is_signed_type(type)))
-#define type_max(T) ((T)((__type_half_max(T) - 1) + __type_half_max(T)))
-#define type_min(T) ((T)((T)-type_max(T)-(T)1))
+#define __type_max(T) ((T)((__type_half_max(T) - 1) + __type_half_max(T)))
+#define type_max(t) __type_max(typeof(t))
+#define __type_min(T) ((T)((T)-type_max(T)-(T)1))
+#define type_min(t) __type_min(typeof(t))
/*
* Avoids triggering -Wtype-limits compilation warning,
@@ -59,46 +61,123 @@ static inline bool __must_check __must_check_overflow(bool overflow)
* @b: second addend
* @d: pointer to store sum
*
- * Returns 0 on success.
+ * Returns true on wrap-around, false otherwise.
*
- * *@d holds the results of the attempted addition, but is not considered
- * "safe for use" on a non-zero return value, which indicates that the
- * sum has overflowed or been truncated.
+ * *@d holds the results of the attempted addition, regardless of whether
+ * wrap-around occurred.
*/
#define check_add_overflow(a, b, d) \
__must_check_overflow(__builtin_add_overflow(a, b, d))
/**
+ * wrapping_add() - Intentionally perform a wrapping addition
+ * @type: type for result of calculation
+ * @a: first addend
+ * @b: second addend
+ *
+ * Return the potentially wrapped-around addition without
+ * tripping any wrap-around sanitizers that may be enabled.
+ */
+#define wrapping_add(type, a, b) \
+ ({ \
+ type __val; \
+ __builtin_add_overflow(a, b, &__val); \
+ __val; \
+ })
+
+/**
+ * wrapping_assign_add() - Intentionally perform a wrapping increment assignment
+ * @var: variable to be incremented
+ * @offset: amount to add
+ *
+ * Increments @var by @offset with wrap-around. Returns the resulting
+ * value of @var. Will not trip any wrap-around sanitizers.
+ *
+ * Returns the new value of @var.
+ */
+#define wrapping_assign_add(var, offset) \
+ ({ \
+ typeof(var) *__ptr = &(var); \
+ *__ptr = wrapping_add(typeof(var), *__ptr, offset); \
+ })
+
+/**
* check_sub_overflow() - Calculate subtraction with overflow checking
* @a: minuend; value to subtract from
* @b: subtrahend; value to subtract from @a
* @d: pointer to store difference
*
- * Returns 0 on success.
+ * Returns true on wrap-around, false otherwise.
*
- * *@d holds the results of the attempted subtraction, but is not considered
- * "safe for use" on a non-zero return value, which indicates that the
- * difference has underflowed or been truncated.
+ * *@d holds the results of the attempted subtraction, regardless of whether
+ * wrap-around occurred.
*/
#define check_sub_overflow(a, b, d) \
__must_check_overflow(__builtin_sub_overflow(a, b, d))
/**
+ * wrapping_sub() - Intentionally perform a wrapping subtraction
+ * @type: type for result of calculation
+ * @a: minuend; value to subtract from
+ * @b: subtrahend; value to subtract from @a
+ *
+ * Return the potentially wrapped-around subtraction without
+ * tripping any wrap-around sanitizers that may be enabled.
+ */
+#define wrapping_sub(type, a, b) \
+ ({ \
+ type __val; \
+ __builtin_sub_overflow(a, b, &__val); \
+ __val; \
+ })
+
+/**
+ * wrapping_assign_sub() - Intentionally perform a wrapping decrement assign
+ * @var: variable to be decremented
+ * @offset: amount to subtract
+ *
+ * Decrements @var by @offset with wrap-around. Returns the resulting
+ * value of @var. Will not trip any wrap-around sanitizers.
+ *
+ * Returns the new value of @var.
+ */
+#define wrapping_assign_sub(var, offset) \
+ ({ \
+ typeof(var) *__ptr = &(var); \
+ *__ptr = wrapping_sub(typeof(var), *__ptr, offset); \
+ })
+
+/**
* check_mul_overflow() - Calculate multiplication with overflow checking
* @a: first factor
* @b: second factor
* @d: pointer to store product
*
- * Returns 0 on success.
+ * Returns true on wrap-around, false otherwise.
*
- * *@d holds the results of the attempted multiplication, but is not
- * considered "safe for use" on a non-zero return value, which indicates
- * that the product has overflowed or been truncated.
+ * *@d holds the results of the attempted multiplication, regardless of whether
+ * wrap-around occurred.
*/
#define check_mul_overflow(a, b, d) \
__must_check_overflow(__builtin_mul_overflow(a, b, d))
/**
+ * wrapping_mul() - Intentionally perform a wrapping multiplication
+ * @type: type for result of calculation
+ * @a: first factor
+ * @b: second factor
+ *
+ * Return the potentially wrapped-around multiplication without
+ * tripping any wrap-around sanitizers that may be enabled.
+ */
+#define wrapping_mul(type, a, b) \
+ ({ \
+ type __val; \
+ __builtin_mul_overflow(a, b, &__val); \
+ __val; \
+ })
+
+/**
* check_shl_overflow() - Calculate a left-shifted value and check overflow
* @a: Value to be shifted
* @s: How many bits left to shift
@@ -122,7 +201,7 @@ static inline bool __must_check __must_check_overflow(bool overflow)
typeof(a) _a = a; \
typeof(s) _s = s; \
typeof(d) _d = d; \
- u64 _a_full = _a; \
+ unsigned long long _a_full = _a; \
unsigned int _to_shift = \
is_non_negative(_s) && _s < 8 * sizeof(*d) ? _s : 0; \
*_d = (_a_full << _to_shift); \
@@ -132,10 +211,10 @@ static inline bool __must_check __must_check_overflow(bool overflow)
#define __overflows_type_constexpr(x, T) ( \
is_unsigned_type(typeof(x)) ? \
- (x) > type_max(typeof(T)) : \
+ (x) > type_max(T) : \
is_unsigned_type(typeof(T)) ? \
- (x) < 0 || (x) > type_max(typeof(T)) : \
- (x) < type_min(typeof(T)) || (x) > type_max(typeof(T)))
+ (x) < 0 || (x) > type_max(T) : \
+ (x) < type_min(T) || (x) > type_max(T))
#define __overflows_type(x, T) ({ \
typeof(T) v = 0; \
@@ -312,27 +391,40 @@ static inline size_t __must_check size_sub(size_t minuend, size_t subtrahend)
struct_size((type *)NULL, member, count)
/**
- * _DEFINE_FLEX() - helper macro for DEFINE_FLEX() family.
- * Enables caller macro to pass (different) initializer.
+ * __DEFINE_FLEX() - helper macro for DEFINE_FLEX() family.
+ * Enables caller macro to pass arbitrary trailing expressions
*
* @type: structure type name, including "struct" keyword.
* @name: Name for a variable to define.
* @member: Name of the array member.
* @count: Number of elements in the array; must be compile-time const.
- * @initializer: initializer expression (could be empty for no init).
+ * @trailer: Trailing expressions for attributes and/or initializers.
*/
-#define _DEFINE_FLEX(type, name, member, count, initializer) \
+#define __DEFINE_FLEX(type, name, member, count, trailer...) \
_Static_assert(__builtin_constant_p(count), \
"onstack flex array members require compile-time const count"); \
union { \
u8 bytes[struct_size_t(type, member, count)]; \
type obj; \
- } name##_u initializer; \
+ } name##_u trailer; \
type *name = (type *)&name##_u
/**
- * DEFINE_FLEX() - Define an on-stack instance of structure with a trailing
- * flexible array member.
+ * _DEFINE_FLEX() - helper macro for DEFINE_FLEX() family.
+ * Enables caller macro to pass (different) initializer.
+ *
+ * @type: structure type name, including "struct" keyword.
+ * @name: Name for a variable to define.
+ * @member: Name of the array member.
+ * @count: Number of elements in the array; must be compile-time const.
+ * @initializer: Initializer expression (e.g., pass `= { }` at minimum).
+ */
+#define _DEFINE_FLEX(type, name, member, count, initializer...) \
+ __DEFINE_FLEX(type, name, member, count, = { .obj initializer })
+
+/**
+ * DEFINE_RAW_FLEX() - Define an on-stack instance of structure with a trailing
+ * flexible array member, when it does not have a __counted_by annotation.
*
* @type: structure type name, including "struct" keyword.
* @name: Name for a variable to define.
@@ -342,8 +434,42 @@ static inline size_t __must_check size_sub(size_t minuend, size_t subtrahend)
* Define a zeroed, on-stack, instance of @type structure with a trailing
* flexible array member.
* Use __struct_size(@name) to get compile-time size of it afterwards.
+ * Use __member_size(@name->member) to get compile-time size of @name members.
+ * Use STACK_FLEX_ARRAY_SIZE(@name, @member) to get compile-time number of
+ * elements in array @member.
+ */
+#define DEFINE_RAW_FLEX(type, name, member, count) \
+ __DEFINE_FLEX(type, name, member, count, = { })
+
+/**
+ * DEFINE_FLEX() - Define an on-stack instance of structure with a trailing
+ * flexible array member.
+ *
+ * @TYPE: structure type name, including "struct" keyword.
+ * @NAME: Name for a variable to define.
+ * @MEMBER: Name of the array member.
+ * @COUNTER: Name of the __counted_by member.
+ * @COUNT: Number of elements in the array; must be compile-time const.
+ *
+ * Define a zeroed, on-stack, instance of @TYPE structure with a trailing
+ * flexible array member.
+ * Use __struct_size(@NAME) to get compile-time size of it afterwards.
+ * Use __member_size(@NAME->member) to get compile-time size of @NAME members.
+ * Use STACK_FLEX_ARRAY_SIZE(@name, @member) to get compile-time number of
+ * elements in array @member.
+ */
+#define DEFINE_FLEX(TYPE, NAME, MEMBER, COUNTER, COUNT) \
+ _DEFINE_FLEX(TYPE, NAME, MEMBER, COUNT, = { .COUNTER = COUNT, })
+
+/**
+ * STACK_FLEX_ARRAY_SIZE() - helper macro for DEFINE_FLEX() family.
+ * Returns the number of elements in @array.
+ *
+ * @name: Name for a variable defined in DEFINE_RAW_FLEX()/DEFINE_FLEX().
+ * @array: Name of the array member.
*/
-#define DEFINE_FLEX(type, name, member, count) \
- _DEFINE_FLEX(type, name, member, count, = {})
+#define STACK_FLEX_ARRAY_SIZE(name, array) \
+ (__member_size((name)->array) / sizeof(*(name)->array) + \
+ __must_be_array((name)->array))
#endif /* _LINUXKPI_LINUX_OVERFLOW_H */
diff --git a/sys/compat/linuxkpi/common/include/linux/pci.h b/sys/compat/linuxkpi/common/include/linux/pci.h
index ba1c0d2ac99e..d891d0df3546 100644
--- a/sys/compat/linuxkpi/common/include/linux/pci.h
+++ b/sys/compat/linuxkpi/common/include/linux/pci.h
@@ -223,11 +223,11 @@ enum pcie_link_width {
typedef int pci_power_t;
-#define PCI_D0 PCI_POWERSTATE_D0
-#define PCI_D1 PCI_POWERSTATE_D1
-#define PCI_D2 PCI_POWERSTATE_D2
-#define PCI_D3hot PCI_POWERSTATE_D3
-#define PCI_D3cold 4
+#define PCI_D0 PCI_POWERSTATE_D0
+#define PCI_D1 PCI_POWERSTATE_D1
+#define PCI_D2 PCI_POWERSTATE_D2
+#define PCI_D3hot PCI_POWERSTATE_D3_HOT
+#define PCI_D3cold PCI_POWERSTATE_D3_COLD
#define PCI_POWER_ERROR PCI_POWERSTATE_UNKNOWN
@@ -355,7 +355,6 @@ struct pci_dev {
TAILQ_HEAD(, pci_mmio_region) mmio;
};
-int pci_request_region(struct pci_dev *pdev, int bar, const char *res_name);
int pci_alloc_irq_vectors(struct pci_dev *pdev, int minv, int maxv,
unsigned int flags);
bool pci_device_is_present(struct pci_dev *pdev);
@@ -365,10 +364,13 @@ void __iomem **linuxkpi_pcim_iomap_table(struct pci_dev *pdev);
void *linuxkpi_pci_iomap_range(struct pci_dev *, int,
unsigned long, unsigned long);
void *linuxkpi_pci_iomap(struct pci_dev *, int, unsigned long);
+void *linuxkpi_pcim_iomap(struct pci_dev *, int, unsigned long);
void linuxkpi_pci_iounmap(struct pci_dev *pdev, void *res);
int linuxkpi_pcim_iomap_regions(struct pci_dev *pdev, uint32_t mask,
const char *name);
+int linuxkpi_pci_request_region(struct pci_dev *, int, const char *);
int linuxkpi_pci_request_regions(struct pci_dev *pdev, const char *res_name);
+int linuxkpi_pcim_request_all_regions(struct pci_dev *, const char *);
void linuxkpi_pci_release_region(struct pci_dev *pdev, int bar);
void linuxkpi_pci_release_regions(struct pci_dev *pdev);
int linuxkpi_pci_enable_msix(struct pci_dev *pdev, struct msix_entry *entries,
@@ -561,12 +563,16 @@ done:
return (pdev->bus->self);
}
+#define pci_request_region(pdev, bar, res_name) \
+ linuxkpi_pci_request_region(pdev, bar, res_name)
#define pci_release_region(pdev, bar) \
linuxkpi_pci_release_region(pdev, bar)
-#define pci_release_regions(pdev) \
- linuxkpi_pci_release_regions(pdev)
#define pci_request_regions(pdev, res_name) \
linuxkpi_pci_request_regions(pdev, res_name)
+#define pci_release_regions(pdev) \
+ linuxkpi_pci_release_regions(pdev)
+#define pcim_request_all_regions(pdev, name) \
+ linuxkpi_pcim_request_all_regions(pdev, name)
static inline void
lkpi_pci_disable_msix(struct pci_dev *pdev)
@@ -803,6 +809,8 @@ static inline void pci_disable_sriov(struct pci_dev *dev)
linuxkpi_pci_iomap_range(pdev, mmio_bar, mmio_off, mmio_size)
#define pci_iomap(pdev, mmio_bar, mmio_size) \
linuxkpi_pci_iomap(pdev, mmio_bar, mmio_size)
+#define pcim_iomap(pdev, bar, maxlen) \
+ linuxkpi_pcim_iomap(pdev, bar, maxlen)
#define pci_iounmap(pdev, res) \
linuxkpi_pci_iounmap(pdev, res)
@@ -1445,6 +1453,9 @@ linuxkpi_pci_get_device(uint32_t vendor, uint32_t device, struct pci_dev *odev)
return (lkpi_pci_get_device(vendor, device, odev));
}
+#define for_each_pci_dev(_pdev) \
+ while ((_pdev = linuxkpi_pci_get_device(PCI_ANY_ID, PCI_ANY_ID, _pdev)) != NULL)
+
/* This is a FreeBSD extension so we can use bus_*(). */
static inline void
linuxkpi_pcim_want_to_use_bus_functions(struct pci_dev *pdev)
diff --git a/sys/compat/linuxkpi/common/include/linux/printk.h b/sys/compat/linuxkpi/common/include/linux/printk.h
index da9d45122d4d..d2d197682782 100644
--- a/sys/compat/linuxkpi/common/include/linux/printk.h
+++ b/sys/compat/linuxkpi/common/include/linux/printk.h
@@ -94,4 +94,10 @@ print_hex_dump_bytes(const char *prefix_str, const int prefix_type,
0; \
})
+#define FW_BUG "[Firmware Bug]: "
+#define FW_WARN "[Firmware Warn]: "
+#define FW_INFO "[Firmware Info]: "
+#define HW_ERR "[Hardware Error]: "
+#define DEPRECATED "[Deprecated]: "
+
#endif /* _LINUXKPI_LINUX_PRINTK_H_ */
diff --git a/sys/compat/linuxkpi/common/include/linux/rcupdate.h b/sys/compat/linuxkpi/common/include/linux/rcupdate.h
index 85d766c8dbc9..4aceb7296cd6 100644
--- a/sys/compat/linuxkpi/common/include/linux/rcupdate.h
+++ b/sys/compat/linuxkpi/common/include/linux/rcupdate.h
@@ -1,7 +1,7 @@
/*-
* Copyright (c) 2016-2017 Mellanox Technologies, Ltd.
* All rights reserved.
- * Copyright (c) 2024 The FreeBSD Foundation
+ * Copyright (c) 2024-2025 The FreeBSD Foundation
*
* Portions of this software were developed by Björn Zeeb
* under sponsorship from the FreeBSD Foundation.
@@ -35,6 +35,7 @@
#include <linux/compiler.h>
#include <linux/types.h>
#include <linux/kernel.h>
+#include <linux/cleanup.h>
#include <machine/atomic.h>
@@ -162,4 +163,6 @@ void linux_synchronize_rcu(unsigned type);
#define init_rcu_head_on_stack(...)
#define destroy_rcu_head_on_stack(...)
+DEFINE_LOCK_GUARD_0(rcu, rcu_read_lock(), rcu_read_unlock())
+
#endif /* _LINUXKPI_LINUX_RCUPDATE_H_ */
diff --git a/sys/compat/linuxkpi/common/include/linux/refcount.h b/sys/compat/linuxkpi/common/include/linux/refcount.h
index 02a7eda3f4a9..46e501a65396 100644
--- a/sys/compat/linuxkpi/common/include/linux/refcount.h
+++ b/sys/compat/linuxkpi/common/include/linux/refcount.h
@@ -30,6 +30,7 @@
#define _LINUXKPI_LINUX_REFCOUNT_H
#include <linux/atomic.h>
+#include <linux/spinlock.h>
typedef atomic_t refcount_t;
diff --git a/sys/compat/linuxkpi/common/include/linux/seq_file.h b/sys/compat/linuxkpi/common/include/linux/seq_file.h
index 876ef9e8dfe5..47da16ab8688 100644
--- a/sys/compat/linuxkpi/common/include/linux/seq_file.h
+++ b/sys/compat/linuxkpi/common/include/linux/seq_file.h
@@ -55,6 +55,21 @@ static const struct file_operations __name ## _fops = { \
.release = single_release, \
}
+#define DEFINE_SHOW_STORE_ATTRIBUTE(__name) \
+static int __name ## _open(struct inode *inode, struct linux_file *file) \
+{ \
+ return single_open(file, __name ## _show, inode->i_private); \
+} \
+ \
+static const struct file_operations __name ## _fops = { \
+ .owner = THIS_MODULE, \
+ .open = __name ## _open, \
+ .read = seq_read, \
+ .write = __name ## _write, \
+ .llseek = seq_lseek, \
+ .release = single_release, \
+}
+
struct seq_file {
struct sbuf *buf;
size_t size;
diff --git a/sys/compat/linuxkpi/common/include/linux/skbuff.h b/sys/compat/linuxkpi/common/include/linux/skbuff.h
index c8ad90281e34..6e41c368a8b8 100644
--- a/sys/compat/linuxkpi/common/include/linux/skbuff.h
+++ b/sys/compat/linuxkpi/common/include/linux/skbuff.h
@@ -1,6 +1,6 @@
/*-
* Copyright (c) 2020-2025 The FreeBSD Foundation
- * Copyright (c) 2021-2023 Bjoern A. Zeeb
+ * Copyright (c) 2021-2025 Bjoern A. Zeeb
*
* This software was developed by Björn Zeeb under sponsorship from
* the FreeBSD Foundation.
@@ -47,13 +47,11 @@
#include <linux/ktime.h>
#include <linux/compiler.h>
-#include "opt_wlan.h"
-
-/* Currently this is only used for wlan so we can depend on that. */
-#if defined(IEEE80211_DEBUG) && !defined(SKB_DEBUG)
-#define SKB_DEBUG
-#endif
-
+/*
+ * At least the net/intel-irdma-kmod port pulls this header in; likely through
+ * if_ether.h (see PR289268). This means we no longer can rely on
+ * IEEE80211_DEBUG (opt_wlan.h) to automatically set SKB_DEBUG.
+ */
/* #define SKB_DEBUG */
#ifdef SKB_DEBUG
@@ -120,7 +118,7 @@ enum sk_checksum_flags {
CHECKSUM_NONE = 0x00,
CHECKSUM_UNNECESSARY = 0x01,
CHECKSUM_PARTIAL = 0x02,
- CHECKSUM_COMPLETE = 0x04,
+ CHECKSUM_COMPLETE = 0x03,
};
struct skb_frag {
@@ -170,7 +168,7 @@ struct sk_buff {
};
};
uint16_t protocol;
- uint8_t ip_summed;
+ uint8_t ip_summed; /* 2 bit only. */
/* uint8_t */
/* "Scratch" area for layers to store metadata. */
diff --git a/sys/compat/linuxkpi/common/include/linux/slab.h b/sys/compat/linuxkpi/common/include/linux/slab.h
index efa5c8cb67b3..0e649e1e3c4a 100644
--- a/sys/compat/linuxkpi/common/include/linux/slab.h
+++ b/sys/compat/linuxkpi/common/include/linux/slab.h
@@ -40,8 +40,10 @@
#include <linux/compat.h>
#include <linux/types.h>
#include <linux/gfp.h>
+#include <linux/err.h>
#include <linux/llist.h>
#include <linux/overflow.h>
+#include <linux/cleanup.h>
MALLOC_DECLARE(M_KMALLOC);
@@ -99,6 +101,7 @@ void lkpi_kmem_cache_free(struct linux_kmem_cache *, void *);
void linux_kmem_cache_destroy(struct linux_kmem_cache *);
void *lkpi_kmalloc(size_t, gfp_t);
+void *lkpi_kvmalloc(size_t, gfp_t);
void *lkpi___kmalloc(size_t, gfp_t);
void *lkpi___kmalloc_node(size_t, gfp_t, int);
void *lkpi_krealloc(void *, size_t, gfp_t);
@@ -152,6 +155,8 @@ kfree(const void *ptr)
lkpi_kfree(ptr);
}
+DEFINE_FREE(kfree, void *, if (!IS_ERR_OR_NULL(_T)) kfree(_T))
+
/*
* Other k*alloc() funtions using the above as underlying allocator.
*/
@@ -225,7 +230,7 @@ vmalloc_32(size_t size)
static inline void *
kvmalloc(size_t size, gfp_t flags)
{
- return (malloc(size, M_KMALLOC, linux_check_m_flags(flags)));
+ return (lkpi_kvmalloc(size, flags));
}
static inline void *
diff --git a/sys/compat/linuxkpi/common/include/linux/string_helpers.h b/sys/compat/linuxkpi/common/include/linux/string_helpers.h
index 1bdff2730361..2c6fe0b1708d 100644
--- a/sys/compat/linuxkpi/common/include/linux/string_helpers.h
+++ b/sys/compat/linuxkpi/common/include/linux/string_helpers.h
@@ -66,4 +66,6 @@ str_enable_disable(bool value)
return "disable";
}
+#define str_disable_enable(_v) str_enable_disable(!(_v))
+
#endif
diff --git a/sys/compat/linuxkpi/common/include/linux/sysfs.h b/sys/compat/linuxkpi/common/include/linux/sysfs.h
index 65e023031bb2..470c224a9778 100644
--- a/sys/compat/linuxkpi/common/include/linux/sysfs.h
+++ b/sys/compat/linuxkpi/common/include/linux/sysfs.h
@@ -189,6 +189,50 @@ sysfs_create_file(struct kobject *kobj, const struct attribute *attr)
return (0);
}
+static inline struct kobject *
+__sysfs_lookup_group(struct kobject *kobj, const char *group)
+{
+ int found;
+ struct sysctl_oid *group_oidp;
+ struct kobject *group_kobj;
+
+ found = 0;
+ if (group != NULL) {
+ SYSCTL_FOREACH(group_oidp, SYSCTL_CHILDREN(kobj->oidp)) {
+ if (strcmp(group_oidp->oid_name, group) != 0)
+ continue;
+ found = 1;
+ break;
+ }
+ } else {
+ found = 1;
+ group_oidp = kobj->oidp;
+ }
+
+ if (!found)
+ return (NULL);
+
+ group_kobj = group_oidp->oid_arg1;
+
+ return (group_kobj);
+}
+
+static inline int
+sysfs_add_file_to_group(struct kobject *kobj,
+ const struct attribute *attr, const char *group)
+{
+ int ret;
+ struct kobject *group_kobj;
+
+ group_kobj = __sysfs_lookup_group(kobj, group);
+ if (group_kobj == NULL)
+ return (-ENOENT);
+
+ ret = sysfs_create_file(group_kobj, attr);
+
+ return (ret);
+}
+
static inline void
sysfs_remove_file(struct kobject *kobj, const struct attribute *attr)
{
@@ -197,6 +241,19 @@ sysfs_remove_file(struct kobject *kobj, const struct attribute *attr)
sysctl_remove_name(kobj->oidp, attr->name, 1, 1);
}
+static inline void
+sysfs_remove_file_from_group(struct kobject *kobj,
+ const struct attribute *attr, const char *group)
+{
+ struct kobject *group_kobj;
+
+ group_kobj = __sysfs_lookup_group(kobj, group);
+ if (group_kobj == NULL)
+ return;
+
+ sysfs_remove_file(group_kobj, attr);
+}
+
static inline int
sysctl_handle_bin_attr(SYSCTL_HANDLER_ARGS)
{
diff --git a/sys/compat/linuxkpi/common/include/linux/timer.h b/sys/compat/linuxkpi/common/include/linux/timer.h
index a635f0faea59..d48939e28a02 100644
--- a/sys/compat/linuxkpi/common/include/linux/timer.h
+++ b/sys/compat/linuxkpi/common/include/linux/timer.h
@@ -49,8 +49,13 @@ extern unsigned long linux_timer_hz_mask;
#define TIMER_IRQSAFE 0x0001
+#if defined(LINUXKPI_VERSION) && (LINUXKPI_VERSION < 61600)
#define from_timer(var, arg, field) \
container_of(arg, typeof(*(var)), field)
+#else
+#define timer_container_of(var, arg, field) \
+ container_of(arg, typeof(*(var)), field)
+#endif
#define timer_setup(timer, func, flags) do { \
CTASSERT(((flags) & ~TIMER_IRQSAFE) == 0); \
@@ -79,11 +84,23 @@ extern unsigned long linux_timer_hz_mask;
extern int mod_timer(struct timer_list *, unsigned long);
extern void add_timer(struct timer_list *);
extern void add_timer_on(struct timer_list *, int cpu);
-extern int del_timer(struct timer_list *);
-extern int del_timer_sync(struct timer_list *);
+
+extern int timer_delete(struct timer_list *);
extern int timer_delete_sync(struct timer_list *);
extern int timer_shutdown_sync(struct timer_list *);
+static inline int
+del_timer(struct timer_list *tl)
+{
+ return (timer_delete(tl));
+}
+
+static inline int
+del_timer_sync(struct timer_list *tl)
+{
+ return (timer_delete_sync(tl));
+}
+
#define timer_pending(timer) callout_pending(&(timer)->callout)
#define round_jiffies(j) \
((unsigned long)(((j) + linux_timer_hz_mask) & ~linux_timer_hz_mask))
diff --git a/sys/compat/linuxkpi/common/include/linux/topology.h b/sys/compat/linuxkpi/common/include/linux/topology.h
new file mode 100644
index 000000000000..16baffc024d1
--- /dev/null
+++ b/sys/compat/linuxkpi/common/include/linux/topology.h
@@ -0,0 +1,35 @@
+/*-
+ * Copyright (c) 2025 The FreeBSD Foundation
+ * Copyright (c) 2025 Jean-Sébastien Pédron
+ *
+ * This software was developed by Jean-Sébastien Pédron under sponsorship
+ * from the FreeBSD Foundation.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef _LINUXKPI_LINUX_TOPOLOGY_H_
+#define _LINUXKPI_LINUX_TOPOLOGY_H_
+
+#include <asm/topology.h>
+
+#endif /* _LINUXKPI_LINUX_TOPOLOGY_H_ */
diff --git a/sys/compat/linuxkpi/common/include/net/cfg80211.h b/sys/compat/linuxkpi/common/include/net/cfg80211.h
index 18b34f0e90ec..239b4a5ae7b8 100644
--- a/sys/compat/linuxkpi/common/include/net/cfg80211.h
+++ b/sys/compat/linuxkpi/common/include/net/cfg80211.h
@@ -36,6 +36,7 @@
#include <linux/mutex.h>
#include <linux/if_ether.h>
#include <linux/ethtool.h>
+#include <linux/debugfs.h>
#include <linux/device.h>
#include <linux/netdevice.h>
#include <linux/random.h>
@@ -56,8 +57,8 @@ extern int linuxkpi_debug_80211;
#endif
#define TODO(fmt, ...) if (linuxkpi_debug_80211 & D80211_TODO) \
printf("%s:%d: XXX LKPI80211 TODO " fmt "\n", __func__, __LINE__, ##__VA_ARGS__)
-#define IMPROVE(...) if (linuxkpi_debug_80211 & D80211_IMPROVE) \
- printf("%s:%d: XXX LKPI80211 IMPROVE\n", __func__, __LINE__)
+#define IMPROVE(fmt, ...) if (linuxkpi_debug_80211 & D80211_IMPROVE) \
+ printf("%s:%d: XXX LKPI80211 IMPROVE " fmt "\n", __func__, __LINE__, ##__VA_ARGS__)
enum rfkill_hard_block_reasons {
RFKILL_HARD_BLOCK_NOT_OWNER = BIT(0),
@@ -127,19 +128,24 @@ struct ieee80211_txrx_stypes {
uint16_t rx;
};
-/* XXX net80211 has an ieee80211_channel as well. */
+/*
+ * net80211 has an ieee80211_channel as well; we use the linuxkpi_ version
+ * interally in LinuxKPI and re-define ieee80211_channel for the drivers
+ * at the end of the file.
+ */
struct linuxkpi_ieee80211_channel {
- /* TODO FIXME */
- uint32_t hw_value; /* ic_ieee */
- uint32_t center_freq; /* ic_freq */
- enum ieee80211_channel_flags flags; /* ic_flags */
+ uint32_t center_freq;
+ uint16_t hw_value;
+ enum ieee80211_channel_flags flags;
enum nl80211_band band;
- int8_t max_power; /* ic_maxpower */
bool beacon_found;
- int max_antenna_gain, max_reg_power;
- int orig_flags;
- int dfs_cac_ms, dfs_state;
- int orig_mpwr;
+ enum nl80211_dfs_state dfs_state;
+ unsigned int dfs_cac_ms;
+ int max_antenna_gain;
+ int max_power;
+ int max_reg_power;
+ uint32_t orig_flags;
+ int orig_mpwr;
};
struct cfg80211_bitrate_mask {
@@ -722,8 +728,10 @@ struct linuxkpi_ieee80211_regdomain {
#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_128TU 0x04
#define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY 0x08
#define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_32US 0x10
+#define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_256US 0x10
#define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY 0x20
#define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_64US 0x40
+#define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_256US 0x40
#define VENDOR_CMD_RAW_DATA (void *)(uintptr_t)(-ENOENT)
@@ -1296,10 +1304,9 @@ reg_query_regdb_wmm(uint8_t *alpha2, uint32_t center_freq,
struct ieee80211_reg_rule *rule)
{
- /* ETSI has special rules. FreeBSD regdb needs to learn about them. */
- TODO();
+ IMPROVE("regdomain.xml needs to grow wmm information for at least ETSI");
- return (-ENXIO);
+ return (-ENODATA);
}
static __inline const u8 *
@@ -2065,6 +2072,18 @@ nl80211_chan_width_to_mhz(enum nl80211_chan_width width)
}
static __inline ssize_t
+wiphy_locked_debugfs_read(struct wiphy *wiphy, struct file *file,
+ char *buf, size_t bufsize, const char __user *userbuf, size_t count,
+ loff_t *ppos,
+ ssize_t (*handler)(struct wiphy *, struct file *, char *, size_t, void *),
+ void *data)
+{
+ TODO();
+ return (-ENXIO);
+}
+
+
+static __inline ssize_t
wiphy_locked_debugfs_write(struct wiphy *wiphy, struct file *file,
char *buf, size_t bufsize, const char __user *userbuf, size_t count,
ssize_t (*handler)(struct wiphy *, struct file *, char *, size_t, void *),
diff --git a/sys/compat/linuxkpi/common/include/net/mac80211.h b/sys/compat/linuxkpi/common/include/net/mac80211.h
index af3199c38939..8de03410c6b6 100644
--- a/sys/compat/linuxkpi/common/include/net/mac80211.h
+++ b/sys/compat/linuxkpi/common/include/net/mac80211.h
@@ -87,6 +87,9 @@ enum mcast_filter_flags {
FIF_PSPOLL = BIT(5),
FIF_CONTROL = BIT(6),
FIF_MCAST_ACTION = BIT(7),
+
+ /* Must stay last. */
+ FIF_FLAGS_MASK = BIT(8)-1,
};
enum ieee80211_bss_changed {
@@ -734,7 +737,7 @@ struct ieee80211_link_sta {
struct ieee80211_he_6ghz_capa he_6ghz_capa;
struct ieee80211_sta_eht_cap eht_cap;
uint8_t rx_nss;
- enum ieee80211_sta_rx_bw bandwidth;
+ enum ieee80211_sta_rx_bandwidth bandwidth;
enum ieee80211_smps_mode smps_mode;
struct ieee80211_sta_agg agg;
struct ieee80211_sta_txpwr txpwr;
@@ -1135,7 +1138,7 @@ extern const struct cfg80211_ops linuxkpi_mac80211cfgops;
struct ieee80211_hw *linuxkpi_ieee80211_alloc_hw(size_t,
const struct ieee80211_ops *);
void linuxkpi_ieee80211_iffree(struct ieee80211_hw *);
-void linuxkpi_set_ieee80211_dev(struct ieee80211_hw *, char *);
+void linuxkpi_set_ieee80211_dev(struct ieee80211_hw *);
int linuxkpi_ieee80211_ifattach(struct ieee80211_hw *);
void linuxkpi_ieee80211_ifdetach(struct ieee80211_hw *);
void linuxkpi_ieee80211_unregister_hw(struct ieee80211_hw *);
@@ -1184,7 +1187,7 @@ struct wireless_dev *linuxkpi_ieee80211_vif_to_wdev(struct ieee80211_vif *);
void linuxkpi_ieee80211_connection_loss(struct ieee80211_vif *);
void linuxkpi_ieee80211_beacon_loss(struct ieee80211_vif *);
struct sk_buff *linuxkpi_ieee80211_probereq_get(struct ieee80211_hw *,
- uint8_t *, uint8_t *, size_t, size_t);
+ const uint8_t *, const uint8_t *, size_t, size_t);
void linuxkpi_ieee80211_tx_status(struct ieee80211_hw *, struct sk_buff *);
void linuxkpi_ieee80211_tx_status_ext(struct ieee80211_hw *,
struct ieee80211_tx_status *);
@@ -1255,7 +1258,7 @@ SET_IEEE80211_DEV(struct ieee80211_hw *hw, struct device *dev)
{
set_wiphy_dev(hw->wiphy, dev);
- linuxkpi_set_ieee80211_dev(hw, dev_name(dev));
+ linuxkpi_set_ieee80211_dev(hw);
IMPROVE();
}
@@ -1741,12 +1744,15 @@ ieee80211_request_smps(struct ieee80211_vif *vif, u_int link_id,
"SMPS_STATIC",
"SMPS_DYNAMIC",
"SMPS_AUTOMATIC",
- "SMPS_NUM_MODES"
};
- if (linuxkpi_debug_80211 & D80211_TODO)
- printf("%s:%d: XXX LKPI80211 TODO smps %d %s\n",
- __func__, __LINE__, smps, smps_mode_name[smps]);
+ if (vif->type != NL80211_IFTYPE_STATION)
+ return;
+
+ if (smps >= nitems(smps_mode_name))
+ panic("%s: unsupported smps value: %d\n", __func__, smps);
+
+ IMPROVE("XXX LKPI80211 TODO smps %d %s\n", smps, smps_mode_name[smps]);
}
static __inline void
@@ -2161,8 +2167,8 @@ ieee80211_nullfunc_get(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
}
static __inline struct sk_buff *
-ieee80211_probereq_get(struct ieee80211_hw *hw, uint8_t *addr,
- uint8_t *ssid, size_t ssid_len, size_t tailroom)
+ieee80211_probereq_get(struct ieee80211_hw *hw, const uint8_t *addr,
+ const uint8_t *ssid, size_t ssid_len, size_t tailroom)
{
return (linuxkpi_ieee80211_probereq_get(hw, addr, ssid, ssid_len,