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/linux/drivers/hid/ !
H A Dwacom_sys.c108 struct wacom_features *features = &wacom_wac->features; in wacom_wac_pen_serial_enforce() local
113 if (wacom_wac->serial[0] || !(features->quirks & WACOM_QUIRK_TOOLSERIAL)) in wacom_wac_pen_serial_enforce()
176 if (wacom->wacom_wac.features.type == BOOTLOADER) in wacom_raw_event()
228 struct wacom_features *features = &wacom->wacom_wac.features; in wacom_hid_usage_quirk() local
250 if (features->type == HID_GENERIC && in wacom_hid_usage_quirk()
286 features->quirks |= WACOM_QUIRK_AESPEN; in wacom_hid_usage_quirk()
311 struct wacom_features *features = &wacom->wacom_wac.features; in wacom_feature_mapping() local
326 if (!features->touch_max) { in wacom_feature_mapping()
335 if (ret == n && features->type == HID_GENERIC) { in wacom_feature_mapping()
338 } else if (ret == 2 && features->type != HID_GENERIC) { in wacom_feature_mapping()
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H A Dwacom_wac.c117 bool has_quirk = wacom_wac->features.quirks & WACOM_QUIRK_BATTERY; in wacom_notify_battery()
172 struct wacom_features *features = &wacom->features; in wacom_pl_irq() local
210 if (features->pressure_max > 255) in wacom_pl_irq()
212 pressure += (features->pressure_max + 1) / 2; in wacom_pl_irq()
343 struct wacom_features *features = &wacom->features; in wacom_graphire_irq() local
352 if (features->type == GRAPHIRE_BT) { in wacom_graphire_irq()
393 if (features->type == GRAPHIRE_BT) in wacom_graphire_irq()
405 if (features->type == WACOM_G4 || in wacom_graphire_irq()
406 features->type == WACOM_MO) { in wacom_graphire_irq()
409 } else if (features->type == GRAPHIRE_BT) { in wacom_graphire_irq()
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/linux/arch/arm/mach-omap2/ !
H A Dclock.c78 * ti_clk_init_features - init clock features struct for the SoC
80 * Initializes the clock features struct based on the SoC type.
84 struct ti_clk_features features = { 0 }; in ti_clk_init_features() local
87 features.fint_min = OMAP3430_DPLL_FINT_BAND1_MIN; in ti_clk_init_features()
88 features.fint_max = OMAP3430_DPLL_FINT_BAND2_MAX; in ti_clk_init_features()
89 features.fint_band1_max = OMAP3430_DPLL_FINT_BAND1_MAX; in ti_clk_init_features()
90 features.fint_band2_min = OMAP3430_DPLL_FINT_BAND2_MIN; in ti_clk_init_features()
92 features.fint_min = OMAP3PLUS_DPLL_FINT_MIN; in ti_clk_init_features()
93 features.fint_max = OMAP3PLUS_DPLL_FINT_MAX; in ti_clk_init_features()
98 features.dpll_bypass_vals |= in ti_clk_init_features()
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/linux/fs/btrfs/ !
H A Dfs.c160 * A lot of features don't implement a proper PAGE sized loop for large in btrfs_supported_blocksize()
261 u64 features; in __btrfs_set_fs_incompat() local
264 features = btrfs_super_incompat_flags(disk_super); in __btrfs_set_fs_incompat()
265 if (!(features & flag)) { in __btrfs_set_fs_incompat()
267 features = btrfs_super_incompat_flags(disk_super); in __btrfs_set_fs_incompat()
268 if (!(features & flag)) { in __btrfs_set_fs_incompat()
269 features |= flag; in __btrfs_set_fs_incompat()
270 btrfs_set_super_incompat_flags(disk_super, features); in __btrfs_set_fs_incompat()
284 u64 features; in __btrfs_clear_fs_incompat() local
287 features = btrfs_super_incompat_flags(disk_super); in __btrfs_clear_fs_incompat()
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/linux/Documentation/arch/x86/ !
H A Dxstate.rst1 Using XSTATE features in user space applications
6 evaluate which features have been enabled by the kernel XCR0.
8 Up to AVX-512 and PKRU states, these features are automatically enabled by
9 the kernel if available. Features like AMX TILE_DATA (XSTATE component 18)
14 The purpose for dynamic features
25 size of 2KB with existing applications is too small for new CPU features
30 Using dynamically enabled XSTATE features in user space applications
34 request the usage of such features. The arch_prctl(2) options related to
39 arch_prctl(ARCH_GET_XCOMP_SUPP, &features);
41 ARCH_GET_XCOMP_SUPP stores the supported features in userspace storage of
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H A Dshstk.rst11 features that provide protection against control flow hijacking attacks. CET
37 At run time, /proc/cpuinfo shows CET features if the processor supports
51 or loaders must enable CET features using the interface described in section 4.
58 Elf features should be enabled by the loader using the below arch_prctl's. They
59 are only supported in 64 bit user applications. These operate on the features
72 arch_prctl(ARCH_SHSTK_LOCK, unsigned long features)
73 Lock in features at their current enabled or disabled status. 'features'
74 is a mask of all features to lock. All bits set are processed, unset bits
78 arch_prctl(ARCH_SHSTK_UNLOCK, unsigned long features)
79 Unlock features. 'features' is a mask of all features to unlock. All
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/linux/Documentation/networking/ !
H A Dnetdev-features.rst4 Netdev features mess and how to get out from it alive
16 verbatim. Today's devices add multiple features and bugs (read: offloads)
19 are commonly referred to as netdev features in Linux kernel world.
21 There are currently three sets of features relevant to the driver, and
24 1. netdev->hw_features set contains features whose state may possibly
29 2. netdev->features set contains features which are currently enabled
33 3. netdev->vlan_features set contains features whose state is inherited
34 by child VLAN devices (limits netdev->features set). This is currently
45 Part II: Controlling enabled features
48 When current feature set (netdev->features) is to be changed, new set
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/linux/include/linux/ !
H A Dvirtio_features.h26 * will fail before any bad features access in virtio_features_chk_bit()
36 static inline bool virtio_features_test_bit(const u64 *features, in virtio_features_test_bit() argument
40 !!(features[VIRTIO_U64(bit)] & VIRTIO_BIT(bit)); in virtio_features_test_bit()
43 static inline void virtio_features_set_bit(u64 *features, in virtio_features_set_bit() argument
47 features[VIRTIO_U64(bit)] |= VIRTIO_BIT(bit); in virtio_features_set_bit()
50 static inline void virtio_features_clear_bit(u64 *features, in virtio_features_clear_bit() argument
54 features[VIRTIO_U64(bit)] &= ~VIRTIO_BIT(bit); in virtio_features_clear_bit()
57 static inline void virtio_features_zero(u64 *features) in virtio_features_zero() argument
59 memset(features, 0, sizeof(features[0]) * VIRTIO_FEATURES_U64S); in virtio_features_zero()
62 static inline void virtio_features_from_u64(u64 *features, u64 from) in virtio_features_from_u64() argument
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/linux/Documentation/devicetree/bindings/powerpc/ !
H A Dibm,powerpc-cpu-features.txt3 (skiboot/doc/device-tree/ibm,powerpc-cpu-features/binding.txt)
5 There is more complete overview and documentation of features in that
9 ibm,powerpc-cpu-features binding
12 This device tree binding describes CPU features available to software, with
16 found in design.txt, which also points to documentation of specific features.
19 /cpus/ibm,powerpc-cpu-features node binding
22 Node: ibm,powerpc-cpu-features
26 The node name must be "ibm,powerpc-cpu-features".
38 Definition: "ibm,powerpc-cpu-features"
66 /cpus/ibm,powerpc-cpu-features/example-feature node bindings
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/linux/net/core/ !
H A Dgso.c10 * @features: features for the output path (see dev->features)
14 netdev_features_t features, __be16 type) in skb_eth_gso_segment() argument
22 segs = ptype->callbacks.gso_segment(skb, features); in skb_eth_gso_segment()
35 * @features: features for the output path (see dev->features)
38 netdev_features_t features) in skb_mac_gso_segment() argument
53 segs = ptype->callbacks.gso_segment(skb, features); in skb_mac_gso_segment()
78 * @features: features for the output path (see dev->features)
89 netdev_features_t features, bool tx_path) in __skb_gso_segment() argument
106 if (features & NETIF_F_GSO_PARTIAL) { in __skb_gso_segment()
110 partial_features |= dev->features & dev->gso_partial_features; in __skb_gso_segment()
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/linux/arch/powerpc/kernel/ !
H A Dkvm.c405 u32 *features = data; in kvm_map_magic_page() local
415 *features = out[0]; in kvm_map_magic_page()
418 static void __init kvm_check_ins(u32 *inst, u32 features) in kvm_check_ins() argument
460 if (features & KVM_MAGIC_FEAT_MAS0_TO_SPRG7) in kvm_check_ins()
464 if (features & KVM_MAGIC_FEAT_MAS0_TO_SPRG7) in kvm_check_ins()
468 if (features & KVM_MAGIC_FEAT_MAS0_TO_SPRG7) in kvm_check_ins()
472 if (features & KVM_MAGIC_FEAT_MAS0_TO_SPRG7) in kvm_check_ins()
476 if (features & KVM_MAGIC_FEAT_MAS0_TO_SPRG7) in kvm_check_ins()
480 if (features & KVM_MAGIC_FEAT_MAS0_TO_SPRG7) in kvm_check_ins()
484 if (features & KVM_MAGIC_FEAT_MAS0_TO_SPRG7) in kvm_check_ins()
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/linux/drivers/gpu/drm/msm/disp/dpu1/catalog/ !
H A Ddpu_12_0_sm8750.h62 .features = VIG_SDM845_MASK_SDMA,
69 .features = VIG_SDM845_MASK_SDMA,
76 .features = VIG_SDM845_MASK_SDMA,
83 .features = VIG_SDM845_MASK_SDMA,
90 .features = DMA_SDM845_MASK_SDMA,
97 .features = DMA_SDM845_MASK_SDMA,
104 .features = DMA_SDM845_MASK_SDMA,
111 .features = DMA_SDM845_MASK_SDMA,
118 .features = DMA_CURSOR_SDM845_MASK_SDMA,
125 .features = DMA_CURSOR_SDM845_MASK_SDMA,
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H A Ddpu_12_2_glymur.h68 .features = VIG_SDM845_MASK_SDMA,
75 .features = VIG_SDM845_MASK_SDMA,
82 .features = VIG_SDM845_MASK_SDMA,
89 .features = VIG_SDM845_MASK_SDMA,
96 .features = DMA_SDM845_MASK_SDMA,
103 .features = DMA_SDM845_MASK_SDMA,
110 .features = DMA_SDM845_MASK_SDMA,
117 .features = DMA_SDM845_MASK_SDMA,
124 .features = DMA_CURSOR_SDM845_MASK_SDMA,
131 .features = DMA_CURSOR_SDM845_MASK_SDMA,
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H A Ddpu_10_0_sm8650.h61 .features = VIG_SDM845_MASK_SDMA,
68 .features = VIG_SDM845_MASK_SDMA,
75 .features = VIG_SDM845_MASK_SDMA,
82 .features = VIG_SDM845_MASK_SDMA,
89 .features = DMA_SDM845_MASK_SDMA,
96 .features = DMA_SDM845_MASK_SDMA,
103 .features = DMA_SDM845_MASK_SDMA,
110 .features = DMA_SDM845_MASK_SDMA,
117 .features = DMA_CURSOR_SDM845_MASK_SDMA,
124 .features = DMA_CURSOR_SDM845_MASK_SDMA,
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/linux/drivers/net/ethernet/marvell/octeontx2/nic/ !
H A Dotx2_flows.c390 req->features = BIT_ULL(NPC_DMAC); in otx2_do_add_macfilter()
556 req->features |= BIT_ULL(NPC_SIP_IPV4); in otx2_prepare_ipv4_flow()
563 req->features |= BIT_ULL(NPC_DIP_IPV4); in otx2_prepare_ipv4_flow()
568 req->features |= BIT_ULL(NPC_TOS); in otx2_prepare_ipv4_flow()
573 req->features |= BIT_ULL(NPC_IPPROTO_ICMP); in otx2_prepare_ipv4_flow()
576 req->features |= BIT_ULL(NPC_IPPROTO_TCP); in otx2_prepare_ipv4_flow()
579 req->features |= BIT_ULL(NPC_IPPROTO_UDP); in otx2_prepare_ipv4_flow()
582 req->features |= BIT_ULL(NPC_IPPROTO_SCTP); in otx2_prepare_ipv4_flow()
585 req->features |= BIT_ULL(NPC_IPPROTO_AH); in otx2_prepare_ipv4_flow()
588 req->features |= BIT_ULL(NPC_IPPROTO_ESP); in otx2_prepare_ipv4_flow()
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/linux/arch/x86/include/asm/fpu/ !
H A Dtypes.h102 * List of XSAVE features Linux knows about:
543 * @xfeatures: xfeature bitmap of features which are
573 * Includes all supported features except independent managed
574 * features and features which have to be requested by user space
580 * @features:
582 * The default supported features bitmap in guest FPUs. Does not
583 * include independent managed features and features which have to
586 u64 features; member
597 * supported features except independent managed features.
605 * supported features except independent managed features,
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/linux/Documentation/trace/coresight/ !
H A Dcoresight-config.rst29 Features section in Basic Concepts
46 the device itself is enabled. When the device is enabled then enabled features
76 A configuration defines a set of features that are to be used in a trace
80 The features defined may be on any type of device that is registered
81 to support system configuration. A configuration may select features to be
86 This will define the features that must be enabled as part of the configuration
94 Preset values are easily selectable sets of parameter values for the features
96 the sum of parameter values in the features used by the configuration.
98 e.g. a configuration consists of 3 features, one has 2 parameters, one has
133 Viewing Configurations and Features
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/linux/drivers/input/touchscreen/ !
H A Dwacom_i2c.c58 struct wacom_features *features) in wacom_query_device() argument
93 features->x_max = get_unaligned_le16(&data[3]); in wacom_query_device()
94 features->y_max = get_unaligned_le16(&data[5]); in wacom_query_device()
95 features->pressure_max = get_unaligned_le16(&data[11]); in wacom_query_device()
96 features->fw_version = get_unaligned_le16(&data[13]); in wacom_query_device()
100 features->x_max, features->y_max, in wacom_query_device()
101 features->pressure_max, features->fw_version); in wacom_query_device()
170 struct wacom_features features = { 0 }; in wacom_i2c_probe() local
178 error = wacom_query_device(client, &features); in wacom_i2c_probe()
197 input->id.version = features.fw_version; in wacom_i2c_probe()
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/linux/drivers/net/ethernet/aquantia/atlantic/ !
H A Daq_main.c155 netdev_features_t features) in aq_ndev_set_features() argument
157 bool is_vlan_tx_insert = !!(features & NETIF_F_HW_VLAN_CTAG_TX); in aq_ndev_set_features()
158 bool is_vlan_rx_strip = !!(features & NETIF_F_HW_VLAN_CTAG_RX); in aq_ndev_set_features()
167 if (!(features & NETIF_F_NTUPLE)) { in aq_ndev_set_features()
168 if (aq_nic->ndev->features & NETIF_F_NTUPLE) { in aq_ndev_set_features()
174 if (!(features & NETIF_F_HW_VLAN_CTAG_FILTER)) { in aq_ndev_set_features()
175 if (aq_nic->ndev->features & NETIF_F_HW_VLAN_CTAG_FILTER) { in aq_ndev_set_features()
182 aq_cfg->features = features; in aq_ndev_set_features()
185 is_lro = features & NETIF_F_LRO; in aq_ndev_set_features()
193 if ((aq_nic->ndev->features ^ features) & NETIF_F_RXCSUM) { in aq_ndev_set_features()
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/linux/Documentation/ABI/testing/ !
H A Dsysfs-class-intel_pmt-features1 What: /sys/class/intel_pmt/features-<PCI BDF>/
6 The `features-<PCI BDF>/` directory represents the "features"
16 /sys/class/intel_pmt/features-<PCI BDF>/
24 ├── tracing/ # PMT tracing features
68 /sys/class/intel_pmt/features-0000:00:03.1/
108 the capability (e.g., `max_command_size` for MCTP-capable features).
109 - Features supporting RMIDs include `num_rmids`.
110 - Features supporting the watcher API include `min_watcher_period_ms`.
116 /sys/class/intel_pmt/features-0000:00:03.1/
/linux/Documentation/virt/kvm/arm/ !
H A Dvcpu-features.rst8 the CPU features presented to the guest.
14 (``struct kvm_vcpu_init::features``). Features enabled by this interface are
16 documentation of the features controlled by the ioctl.
18 Otherwise, all CPU features supported by KVM are described by the architected
25 of architectural features supported by the CPU implementation. KVM initializes
26 the guest's ID registers to the maximum set of CPU features supported by the
30 KVM allows userspace to *opt-out* of certain CPU features described by the ID
38 Userspace is allowed to *limit* or *mask* CPU features according to the rules
/linux/net/ipv6/ !
H A Desp6_offload.c159 netdev_features_t features) in xfrm6_tunnel_gso_segment() argument
166 return skb_eth_gso_segment(skb, features, type); in xfrm6_tunnel_gso_segment()
171 netdev_features_t features) in xfrm6_transport_gso_segment() argument
180 segs = ops->callbacks.gso_segment(skb, features); in xfrm6_transport_gso_segment()
187 netdev_features_t features) in xfrm6_beet_gso_segment() argument
225 segs = ops->callbacks.gso_segment(skb, features); in xfrm6_beet_gso_segment()
232 netdev_features_t features) in xfrm6_outer_mode_gso_segment() argument
236 return xfrm6_tunnel_gso_segment(x, skb, features); in xfrm6_outer_mode_gso_segment()
238 return xfrm6_transport_gso_segment(x, skb, features); in xfrm6_outer_mode_gso_segment()
240 return xfrm6_beet_gso_segment(x, skb, features); in xfrm6_outer_mode_gso_segment()
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/linux/net/ipv4/ !
H A Desp4_offload.c123 netdev_features_t features) in xfrm4_tunnel_gso_segment() argument
130 return skb_eth_gso_segment(skb, features, type); in xfrm4_tunnel_gso_segment()
135 netdev_features_t features) in xfrm4_transport_gso_segment() argument
144 segs = ops->callbacks.gso_segment(skb, features); in xfrm4_transport_gso_segment()
151 netdev_features_t features) in xfrm4_beet_gso_segment() argument
185 segs = ops->callbacks.gso_segment(skb, features); in xfrm4_beet_gso_segment()
192 netdev_features_t features) in xfrm4_outer_mode_gso_segment() argument
196 return xfrm4_tunnel_gso_segment(x, skb, features); in xfrm4_outer_mode_gso_segment()
198 return xfrm4_transport_gso_segment(x, skb, features); in xfrm4_outer_mode_gso_segment()
200 return xfrm4_beet_gso_segment(x, skb, features); in xfrm4_outer_mode_gso_segment()
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/linux/arch/arm/mm/ !
H A Dcache-tauros2.c180 static void __init enable_extra_feature(unsigned int features) in enable_extra_feature() argument
186 if (features & CACHE_TAUROS2_PREFETCH_ON) in enable_extra_feature()
191 (features & CACHE_TAUROS2_PREFETCH_ON) in enable_extra_feature()
194 if (features & CACHE_TAUROS2_LINEFILL_BURST8) in enable_extra_feature()
199 (features & CACHE_TAUROS2_LINEFILL_BURST8) in enable_extra_feature()
205 static void __init tauros2_internal_init(unsigned int features) in tauros2_internal_init() argument
209 enable_extra_feature(features); in tauros2_internal_init()
217 * located in the CPU Extra Features register. in tauros2_internal_init()
282 void __init tauros2_init(unsigned int features) in tauros2_init() argument
293 ret = of_property_read_u32(node, "marvell,tauros2-cache-features", &f); in tauros2_init()
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/linux/drivers/platform/cznic/ !
H A Dturris-omnia-mcu-base.c112 return sysfs_emit(buf, "0x%x\n", mcu->features); in fw_features_show()
188 !(mcu->features & OMNIA_FEAT_BOARD_INFO)) in omnia_mcu_base_attrs_visible()
253 } features[] = { in omnia_mcu_read_features() local
281 /* try read 32-bit features */ in omnia_mcu_read_features()
283 &mcu->features); in omnia_mcu_read_features()
285 /* try read 16-bit features */ in omnia_mcu_read_features()
293 mcu->features = features16; in omnia_mcu_read_features()
295 if (mcu->features & OMNIA_FEAT_FROM_BIT_16_INVALID) in omnia_mcu_read_features()
296 mcu->features &= GENMASK(15, 0); in omnia_mcu_read_features()
306 (mcu->features & OMNIA_FEAT_PERIPH_MCU) ? in omnia_mcu_read_features()
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