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/linux-6.6.21/drivers/gpu/drm/msm/
Dmsm_gpu_devfreq.c23 struct msm_gpu_devfreq *df = &gpu->devfreq; in msm_devfreq_target() local
40 if (df->idle_freq) { in msm_devfreq_target()
41 df->idle_freq = *freq; in msm_devfreq_target()
47 mutex_lock(&df->lock); in msm_devfreq_target()
48 gpu->funcs->gpu_set_freq(gpu, opp, df->suspended); in msm_devfreq_target()
49 mutex_unlock(&df->lock); in msm_devfreq_target()
61 struct msm_gpu_devfreq *df = &gpu->devfreq; in get_freq() local
68 if (df->idle_freq) in get_freq()
69 return df->idle_freq; in get_freq()
81 struct msm_gpu_devfreq *df = &gpu->devfreq; in msm_devfreq_get_dev_status() local
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/linux-6.6.21/drivers/vfio/
Ddevice_cdev.c27 struct vfio_device_file *df; in vfio_device_fops_cdev_open() local
34 df = vfio_allocate_device_file(device); in vfio_device_fops_cdev_open()
35 if (IS_ERR(df)) { in vfio_device_fops_cdev_open()
36 ret = PTR_ERR(df); in vfio_device_fops_cdev_open()
40 filep->private_data = df; in vfio_device_fops_cdev_open()
49 static void vfio_df_get_kvm_safe(struct vfio_device_file *df) in vfio_df_get_kvm_safe() argument
51 spin_lock(&df->kvm_ref_lock); in vfio_df_get_kvm_safe()
52 vfio_device_get_kvm_safe(df->device, df->kvm); in vfio_df_get_kvm_safe()
53 spin_unlock(&df->kvm_ref_lock); in vfio_df_get_kvm_safe()
56 long vfio_df_ioctl_bind_iommufd(struct vfio_device_file *df, in vfio_df_ioctl_bind_iommufd() argument
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Dvfio_main.c447 struct vfio_device_file *df; in vfio_allocate_device_file() local
449 df = kzalloc(sizeof(*df), GFP_KERNEL_ACCOUNT); in vfio_allocate_device_file()
450 if (!df) in vfio_allocate_device_file()
453 df->device = device; in vfio_allocate_device_file()
454 spin_lock_init(&df->kvm_ref_lock); in vfio_allocate_device_file()
456 return df; in vfio_allocate_device_file()
459 static int vfio_df_device_first_open(struct vfio_device_file *df) in vfio_df_device_first_open() argument
461 struct vfio_device *device = df->device; in vfio_df_device_first_open()
462 struct iommufd_ctx *iommufd = df->iommufd; in vfio_df_device_first_open()
471 ret = vfio_df_iommufd_bind(df); in vfio_df_device_first_open()
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Dvfio.h32 int vfio_df_open(struct vfio_device_file *df);
33 void vfio_df_close(struct vfio_device_file *df);
108 void vfio_df_group_close(struct vfio_device_file *df);
160 static inline void vfio_df_group_close(struct vfio_device_file *df) in vfio_df_group_close() argument
323 int vfio_df_iommufd_bind(struct vfio_device_file *df);
324 void vfio_df_iommufd_unbind(struct vfio_device_file *df);
340 static inline void vfio_df_iommufd_unbind(struct vfio_device_file *df) in vfio_df_iommufd_unbind() argument
352 int vfio_df_ioctl_attach_pt(struct vfio_device_file *df,
354 int vfio_df_ioctl_detach_pt(struct vfio_device_file *df,
378 long vfio_df_ioctl_bind_iommufd(struct vfio_device_file *df,
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Dgroup.c167 static int vfio_df_group_open(struct vfio_device_file *df) in vfio_df_group_open() argument
169 struct vfio_device *device = df->device; in vfio_df_group_open()
189 df->iommufd = device->group->iommufd; in vfio_df_group_open()
190 if (df->iommufd && vfio_device_is_noiommu(device) && device->open_count == 0) { in vfio_df_group_open()
197 vfio_iommufd_device_has_compat_ioas(device, df->iommufd)) in vfio_df_group_open()
204 ret = vfio_df_open(df); in vfio_df_group_open()
208 if (df->iommufd && device->open_count == 1) { in vfio_df_group_open()
209 ret = vfio_iommufd_compat_attach_ioas(device, df->iommufd); in vfio_df_group_open()
218 smp_store_release(&df->access_granted, true); in vfio_df_group_open()
225 vfio_df_close(df); in vfio_df_group_open()
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Diommufd.c21 int vfio_df_iommufd_bind(struct vfio_device_file *df) in vfio_df_iommufd_bind() argument
23 struct vfio_device *vdev = df->device; in vfio_df_iommufd_bind()
24 struct iommufd_ctx *ictx = df->iommufd; in vfio_df_iommufd_bind()
28 return vdev->ops->bind_iommufd(vdev, ictx, &df->devid); in vfio_df_iommufd_bind()
51 void vfio_df_iommufd_unbind(struct vfio_device_file *df) in vfio_df_iommufd_unbind() argument
53 struct vfio_device *vdev = df->device; in vfio_df_iommufd_unbind()
/linux-6.6.21/arch/s390/hypfs/
Dhypfs_dbfs.c35 struct hypfs_dbfs_file *df; in dbfs_read() local
41 df = file_inode(file)->i_private; in dbfs_read()
42 mutex_lock(&df->lock); in dbfs_read()
43 data = hypfs_dbfs_data_alloc(df); in dbfs_read()
45 mutex_unlock(&df->lock); in dbfs_read()
48 rc = df->data_create(&data->buf, &data->buf_free_ptr, &data->size); in dbfs_read()
50 mutex_unlock(&df->lock); in dbfs_read()
54 mutex_unlock(&df->lock); in dbfs_read()
63 struct hypfs_dbfs_file *df = file_inode(file)->i_private; in dbfs_ioctl() local
66 mutex_lock(&df->lock); in dbfs_ioctl()
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Dhypfs.h82 extern void hypfs_dbfs_create_file(struct hypfs_dbfs_file *df);
83 extern void hypfs_dbfs_remove_file(struct hypfs_dbfs_file *df);
/linux-6.6.21/drivers/devfreq/
Ddevfreq.c1416 struct devfreq *df = to_devfreq(dev); in name_show() local
1417 return sprintf(buf, "%s\n", dev_name(df->dev.parent)); in name_show()
1424 struct devfreq *df = to_devfreq(dev); in governor_show() local
1426 if (!df->governor) in governor_show()
1429 return sprintf(buf, "%s\n", df->governor->name); in governor_show()
1435 struct devfreq *df = to_devfreq(dev); in governor_store() local
1440 if (!df->governor) in governor_store()
1453 if (df->governor == governor) { in governor_store()
1456 } else if (IS_SUPPORTED_FLAG(df->governor->flags, IMMUTABLE) in governor_store()
1466 ret = df->governor->event_handler(df, DEVFREQ_GOV_STOP, NULL); in governor_store()
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Dgovernor.h120 static inline int devfreq_update_stats(struct devfreq *df) in devfreq_update_stats() argument
122 if (!df->profile->get_dev_status) in devfreq_update_stats()
125 return df->profile->get_dev_status(df->dev.parent, &df->last_status); in devfreq_update_stats()
Dgovernor_simpleondemand.c18 static int devfreq_simple_ondemand_func(struct devfreq *df, in devfreq_simple_ondemand_func() argument
26 struct devfreq_simple_ondemand_data *data = df->data; in devfreq_simple_ondemand_func()
28 err = devfreq_update_stats(df); in devfreq_simple_ondemand_func()
32 stat = &df->last_status; in devfreq_simple_ondemand_func()
Dgovernor_userspace.c22 static int devfreq_userspace_func(struct devfreq *df, unsigned long *freq) in devfreq_userspace_func() argument
24 struct userspace_data *data = df->governor_data; in devfreq_userspace_func()
29 *freq = df->previous_freq; /* No user freq specified yet */ in devfreq_userspace_func()
/linux-6.6.21/drivers/thermal/
Ddevfreq_cooling.c88 struct devfreq *df = dfc->devfreq; in devfreq_cooling_set_cur_state() local
89 struct device *dev = df->dev.parent; in devfreq_cooling_set_cur_state()
136 static unsigned long get_voltage(struct devfreq *df, unsigned long freq) in get_voltage() argument
138 struct device *dev = df->dev.parent; in get_voltage()
182 struct devfreq *df = dfc->devfreq; in devfreq_cooling_get_requested_power() local
189 mutex_lock(&df->lock); in devfreq_cooling_get_requested_power()
190 status = df->last_status; in devfreq_cooling_get_requested_power()
191 mutex_unlock(&df->lock); in devfreq_cooling_get_requested_power()
196 voltage = get_voltage(df, freq); in devfreq_cooling_get_requested_power()
202 res = dfc->power_ops->get_real_power(df, power, freq, voltage); in devfreq_cooling_get_requested_power()
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/linux-6.6.21/include/linux/
Ddevfreq_cooling.h38 int (*get_real_power)(struct devfreq *df, u32 *power,
45 of_devfreq_cooling_register_power(struct device_node *np, struct devfreq *df,
48 of_devfreq_cooling_register(struct device_node *np, struct devfreq *df);
49 struct thermal_cooling_device *devfreq_cooling_register(struct devfreq *df);
52 devfreq_cooling_em_register(struct devfreq *df,
58 of_devfreq_cooling_register_power(struct device_node *np, struct devfreq *df, in of_devfreq_cooling_register_power() argument
65 of_devfreq_cooling_register(struct device_node *np, struct devfreq *df) in of_devfreq_cooling_register() argument
71 devfreq_cooling_register(struct devfreq *df) in devfreq_cooling_register() argument
77 devfreq_cooling_em_register(struct devfreq *df, in devfreq_cooling_em_register() argument
/linux-6.6.21/drivers/pinctrl/pxa/
Dpinctrl-pxa2xx.c69 struct pxa_desc_function *df; in pxa_desc_by_func_group() local
75 for (df = pin->functions; df->name; df++) in pxa_desc_by_func_group()
76 if (!strcmp(df->name, func_name)) in pxa_desc_by_func_group()
77 return df; in pxa_desc_by_func_group()
143 struct pxa_desc_function *df; in pxa2xx_pmx_set_mux() local
150 df = pxa_desc_by_func_group(pctl, group->name, in pxa2xx_pmx_set_mux()
152 if (!df) in pxa2xx_pmx_set_mux()
160 pin, df->muxval >> 1, df->muxval & 0x1); in pxa2xx_pmx_set_mux()
165 val = (val & ~(0x3 << shift)) | ((df->muxval >> 1) << shift); in pxa2xx_pmx_set_mux()
169 val = (val & ~BIT(pin % 32)) | ((df->muxval & 1) ? BIT(pin % 32) : 0); in pxa2xx_pmx_set_mux()
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/linux-6.6.21/drivers/clk/rockchip/
Dclk.h551 df, go, gs, gf) \ argument
565 .div_flags = df, \
572 mf, do, ds, dw, df, go, gs, gf) \ argument
587 .div_flags = df, \
593 #define COMPOSITE_NOMUX(_id, cname, pname, f, mo, ds, dw, df, \ argument
605 .div_flags = df, \
612 df, dt, go, gs, gf) \ argument
623 .div_flags = df, \
649 ds, dw, df) \ argument
663 .div_flags = df, \
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/linux-6.6.21/drivers/gpu/drm/amd/amdgpu/
Ddf_v1_7.c34 adev->df.hash_status.hash_64k = false; in df_v1_7_sw_init()
35 adev->df.hash_status.hash_2m = false; in df_v1_7_sw_init()
36 adev->df.hash_status.hash_1g = false; in df_v1_7_sw_init()
72 fb_channel_number = adev->df.funcs->get_fb_channel_number(adev); in df_v1_7_get_hbm_channel_number()
83 adev->df.funcs->enable_broadcast_mode(adev, true); in df_v1_7_update_medium_grain_clock_gating()
98 adev->df.funcs->enable_broadcast_mode(adev, false); in df_v1_7_update_medium_grain_clock_gating()
Damdgpu_pmu.c236 if ((!pe->adev->df.funcs) || in amdgpu_perf_start()
237 (!pe->adev->df.funcs->pmc_start)) in amdgpu_perf_start()
247 target_cntr = pe->adev->df.funcs->pmc_start(pe->adev, in amdgpu_perf_start()
256 pe->adev->df.funcs->pmc_start(pe->adev, hwc->config, in amdgpu_perf_start()
275 if ((!pe->adev->df.funcs) || in amdgpu_perf_read()
276 (!pe->adev->df.funcs->pmc_get_count)) in amdgpu_perf_read()
284 pe->adev->df.funcs->pmc_get_count(pe->adev, in amdgpu_perf_read()
307 if ((!pe->adev->df.funcs) || in amdgpu_perf_stop()
308 (!pe->adev->df.funcs->pmc_stop)) in amdgpu_perf_stop()
314 pe->adev->df.funcs->pmc_stop(pe->adev, hwc->config, hwc->idx, in amdgpu_perf_stop()
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Dumc_v6_7.h61 (((pa) >> 20) & 0x1ULL & adev->df.hash_status.hash_64k) ^ \
62 (((pa) >> 25) & 0x1ULL & adev->df.hash_status.hash_2m) ^ \
63 (((pa) >> 34) & 0x1ULL & adev->df.hash_status.hash_1g))
Ddf_v3_6.c218 adev->df.hash_status.hash_64k = false; in df_v3_6_query_hashes()
219 adev->df.hash_status.hash_2m = false; in df_v3_6_query_hashes()
220 adev->df.hash_status.hash_1g = false; in df_v3_6_query_hashes()
224 adev->df.funcs->get_fb_channel_number(adev) == 0xe) || in df_v3_6_query_hashes()
226 adev->df.funcs->get_fb_channel_number(adev) == 0x1e)) { in df_v3_6_query_hashes()
228 adev->df.hash_status.hash_64k = REG_GET_FIELD(tmp, in df_v3_6_query_hashes()
231 adev->df.hash_status.hash_2m = REG_GET_FIELD(tmp, in df_v3_6_query_hashes()
234 adev->df.hash_status.hash_1g = REG_GET_FIELD(tmp, in df_v3_6_query_hashes()
297 fb_channel_number = adev->df.funcs->get_fb_channel_number(adev); in df_v3_6_get_hbm_channel_number()
311 adev->df.funcs->enable_broadcast_mode(adev, true); in df_v3_6_update_medium_grain_clock_gating()
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/linux-6.6.21/tools/testing/selftests/net/
Dcmsg_ipv6.sh51 for df in 0 1; do
57 [ $ovr == "setsock" ] && m="-F $df"
58 [ $ovr == "cmsg" ] && m="-f $df"
59 [ $ovr == "both" ] && m="-F $df -f $df"
60 [ $ovr == "diff" ] && m="-F $((1 - df)) -f $df"
63 check_result $? $df "DONTFRAG $prot $ovr"
/linux-6.6.21/drivers/isdn/hardware/mISDN/
Dhfcpci.c459 struct dfifo *df; in receive_dmsg() local
462 df = &((union fifo_area *)(hc->hw.fifos))->d_chan.d_rx; in receive_dmsg()
463 while (((df->f1 & D_FREG_MASK) != (df->f2 & D_FREG_MASK)) && count--) { in receive_dmsg()
464 zp = &df->za[df->f2 & D_FREG_MASK]; in receive_dmsg()
472 df->f1, df->f2, in receive_dmsg()
478 (df->data[le16_to_cpu(zp->z1)])) { in receive_dmsg()
484 df->data[le16_to_cpu(zp->z1)]); in receive_dmsg()
488 df->f2 = ((df->f2 + 1) & MAX_D_FRAMES) | in receive_dmsg()
490 df->za[df->f2 & D_FREG_MASK].z2 = in receive_dmsg()
510 ptr1 = df->data + le16_to_cpu(zp->z2); in receive_dmsg()
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/linux-6.6.21/drivers/regulator/
Dad5398.c221 const struct ad5398_current_data_format *df = in ad5398_probe() local
237 chip->min_uA = df->min_uA; in ad5398_probe()
238 chip->max_uA = df->max_uA; in ad5398_probe()
239 chip->current_level = 1 << df->current_bits; in ad5398_probe()
240 chip->current_offset = df->current_offset; in ad5398_probe()
/linux-6.6.21/net/netfilter/
Dnfnetlink_osf.c57 bool df; member
181 ctx->df = ntohs(ip->frag_off) & IP_DF; in nf_osf_hdr_ctx_init()
220 list_for_each_entry_rcu(kf, &nf_osf_fingers[ctx.df], finger_entry) { in nf_osf_match()
280 list_for_each_entry_rcu(kf, &nf_osf_fingers[ctx.df], finger_entry) { in nf_osf_find()
332 list_for_each_entry(sf, &nf_osf_fingers[!!f->df], finger_entry) { in nfnl_osf_add_callback()
348 list_add_tail_rcu(&kf->finger_entry, &nf_osf_fingers[!!f->df]); in nfnl_osf_add_callback()
369 list_for_each_entry(sf, &nf_osf_fingers[!!f->df], finger_entry) { in nfnl_osf_remove_callback()
/linux-6.6.21/drivers/staging/rtl8723bs/include/
Ddrv_types.h459 int df = atomic_read(&adapter_to_dvobj(padapter)->disable_func); in RTW_DISABLE_FUNC() local
460 df |= func_bit; in RTW_DISABLE_FUNC()
461 atomic_set(&adapter_to_dvobj(padapter)->disable_func, df); in RTW_DISABLE_FUNC()
466 int df = atomic_read(&adapter_to_dvobj(padapter)->disable_func); in RTW_ENABLE_FUNC() local
467 df &= ~(func_bit); in RTW_ENABLE_FUNC()
468 atomic_set(&adapter_to_dvobj(padapter)->disable_func, df); in RTW_ENABLE_FUNC()

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