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/linux/net/bluetooth/cmtp/
H A Dcapi.c3 Copyright (C) 2002-2003 Marcel Holtmann <marcel@holtmann.org>
82 app->state = BT_OPEN; in cmtp_application_add()
83 app->appl = appl; in cmtp_application_add()
85 list_add_tail(&app->list, &session->applications); in cmtp_application_add()
95 list_del(&app->list); in cmtp_application_del()
104 list_for_each_entry(app, &session->applications, list) { in cmtp_application_get()
107 if (app->msgnum == value) in cmtp_application_get()
111 if (app->appl == value) in cmtp_application_get()
115 if (app->mapping == value) in cmtp_application_get()
126 session->msgnum++; in cmtp_msgnum_get()
[all …]
/linux/drivers/nvme/host/
H A Dtcp.c1 // SPDX-License-Identifier: GPL-2.0
12 #include <linux/nvme-tcp.h>
13 #include <linux/nvme-keyring.h>
19 #include <linux/blk-mq.h>
30 * A non-zero value being sufficient to indicate general consideration of any
44 MODULE_PARM_DESC(wq_unbound, "Use unbound workqueue for nvme-tcp IO context (default false)");
60 * sk_lock -> mmap_lock (page fault) -> fs locks -> sk_lock
61 * because dependencies are tracked for both nvme-tcp and user contexts. Using
62 * a separate class prevents lockdep from conflating nvme-tcp socket use with
63 * user-space socket API use.
[all …]
H A Dfabrics.c1 // SPDX-License-Identifier: GPL-2.0
4 * Copyright (c) 2015-2016 HGST, a Western Digital Company.
15 #include <linux/nvme-keyring.h>
33 kref_init(&host->ref); in nvmf_host_alloc()
34 uuid_copy(&host->id, id); in nvmf_host_alloc()
35 strscpy(host->nqn, hostnqn, NVMF_NQN_SIZE); in nvmf_host_alloc()
53 bool same_hostnqn = !strcmp(host->nqn, hostnqn); in nvmf_host_add()
54 bool same_hostid = uuid_equal(&host->id, id); in nvmf_host_add()
57 kref_get(&host->ref); in nvmf_host_add()
63 host = ERR_PTR(-EINVAL); in nvmf_host_add()
[all …]
/linux/drivers/spmi/
H A Dspmi-apple-controller.c1 // SPDX-License-Identifier: GPL-2.0
10 * hisi-spmi-controller.c
11 * spmi-pmic-arb.c Copyright (c) 2021, The Linux Foundation.
36 readl_poll_timeout((spmi)->regs + (reg), (val), (cond), \
39 static inline u32 apple_spmi_pack_cmd(u8 opc, u8 sid, u16 saddr, size_t len) in apple_spmi_pack_cmd() argument
41 return opc | sid << 8 | saddr << 16 | (len - 1) | (1 << 15); in apple_spmi_pack_cmd()
45 static int apple_spmi_wait_rx_not_empty(struct spmi_controller *ctrl) in apple_spmi_wait_rx_not_empty() argument
47 struct apple_spmi *spmi = spmi_controller_get_drvdata(ctrl); in apple_spmi_wait_rx_not_empty()
53 dev_err(&ctrl->dev, in apple_spmi_wait_rx_not_empty()
61 static int spmi_read_cmd(struct spmi_controller *ctrl, u8 opc, u8 sid, in spmi_read_cmd() argument
[all …]
H A Dspmi-mtk-pmif.c1 // SPDX-License-Identifier: GPL-2.0
267 return readl(arb->base + arb->data->regs[reg]); in pmif_readl()
272 writel(val, arb->base + arb->data->regs[reg]); in pmif_writel()
277 writel(val, arb->spmimst_base + arb->data->spmimst_regs[reg]); in mtk_spmi_writel()
284 reg_rdata = pmif_readl(arb, arb->chan.ch_sta); in pmif_is_fsm_vldclr()
289 static int pmif_arb_cmd(struct spmi_controller *ctrl, u8 opc, u8 sid) in pmif_arb_cmd() argument
291 struct pmif *arb = spmi_controller_get_drvdata(ctrl); in pmif_arb_cmd()
297 return -EINVAL; in pmif_arb_cmd()
299 cmd = opc - SPMI_CMD_RESET; in pmif_arb_cmd()
302 ret = readl_poll_timeout_atomic(arb->spmimst_base + arb->data->spmimst_regs[SPMI_OP_ST_STA], in pmif_arb_cmd()
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/linux/arch/arm64/kernel/
H A Dhw_breakpoint.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * HW_breakpoint: a unified kernel/user-space hardware breakpoint facility,
10 #define pr_fmt(fmt) "hw-breakpoint: " fmt
23 #include <asm/debug-monitors.h>
36 /* Currently stepping a per-CPU kernel breakpoint. */
150 return -EINVAL; in debug_exception_level()
163 struct task_struct *tsk = bp->hw.target; in is_compat_bp()
166 * tsk can be NULL for per-cpu (non-ptrace) breakpoints. in is_compat_bp()
176 * hw_breakpoint_slot_setup - Find and setup a perf slot according to
186 * -ENOSPC if no slot is available/matches
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/linux/drivers/scsi/arm/
H A Dcumana_1.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright 1995-2002, Russell King
17 #define priv(host) ((struct NCR5380_hostdata *)(host)->hostdata)
31 unsigned ctrl
39 #define CTRL 0x16fc macro
45 unsigned char *addr, int len) in cumanascsi_pwrite() argument
48 u8 __iomem *base = hostdata->io; in cumanascsi_pwrite()
49 u8 __iomem *dma = hostdata->pdma_io + 0x2000; in cumanascsi_pwrite()
51 if(!len) return 0; in cumanascsi_pwrite()
53 writeb(0x02, base + CTRL); in cumanascsi_pwrite()
[all …]
/linux/sound/soc/codecs/
H A Dsigmadsp.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright 2009-2014 Analog Devices Inc.
90 __le16 len; member
96 const uint8_t data[], size_t len) in sigmadsp_write() argument
98 return sigmadsp->write(sigmadsp->control_data, addr, data, len); in sigmadsp_write()
102 uint8_t data[], size_t len) in sigmadsp_read() argument
104 return sigmadsp->read(sigmadsp->control_data, addr, data, len); in sigmadsp_read()
110 struct sigmadsp_control *ctrl = (void *)kcontrol->private_value; in sigmadsp_ctrl_info() local
112 info->type = SNDRV_CTL_ELEM_TYPE_BYTES; in sigmadsp_ctrl_info()
113 info->count = ctrl->num_bytes; in sigmadsp_ctrl_info()
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/linux/drivers/misc/mei/
H A Ddma-ring.c1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright(c) 2016-2018 Intel Corporation. All rights reserved.
5 #include <linux/dma-mapping.h>
11 * mei_dmam_dscr_alloc() - allocate a managed coherent buffer
17 * * 0 - on success or zero allocation request
18 * * -EINVAL - if size is not power of 2
19 * * -ENOMEM - of allocation has failed
24 if (!dscr->size) in mei_dmam_dscr_alloc()
27 if (WARN_ON(!is_power_of_2(dscr->size))) in mei_dmam_dscr_alloc()
28 return -EINVAL; in mei_dmam_dscr_alloc()
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/linux/drivers/media/pci/cx25821/
H A Dcx25821-i2c.c1 // SPDX-License-Identifier: GPL-2.0-or-later
27 printk(KERN_DEBUG "%s/0: " fmt, dev->name, ##arg); \
38 struct cx25821_i2c *bus = i2c_adap->algo_data; in i2c_slave_did_ack()
39 struct cx25821_dev *dev = bus->dev; in i2c_slave_did_ack()
40 return cx_read(bus->reg_stat) & 0x01; in i2c_slave_did_ack()
45 struct cx25821_i2c *bus = i2c_adap->algo_data; in i2c_is_busy()
46 struct cx25821_dev *dev = bus->dev; in i2c_is_busy()
47 return cx_read(bus->reg_stat) & 0x02 ? 1 : 0; in i2c_is_busy()
69 struct cx25821_i2c *bus = i2c_adap->algo_data; in i2c_sendbytes()
70 struct cx25821_dev *dev = bus->dev; in i2c_sendbytes()
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/linux/drivers/usb/gadget/function/
H A Df_uac1_legacy.c1 // SPDX-License-Identifier: GPL-2.0+
3 * f_audio.c -- USB Audio class function driver
26 * We have two interfaces- AudioControl and AudioStreaming
52 /* B.3.2 Class-Specific AC Interface Descriptor */
146 /* B.4.2 Class-Specific AS Interface Descriptor */
179 /* Class-specific AS ISO OUT Endpoint Descriptor */
230 .language = 0x0409, /* en-us */
243 /*-------------------------------------------------------------------------*/
256 return ERR_PTR(-ENOMEM); in f_audio_buffer_alloc()
258 copy_buf->buf = kzalloc(buf_size, GFP_ATOMIC); in f_audio_buffer_alloc()
[all …]
/linux/include/linux/
H A Dspmi.h1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /* Copyright (c) 2012-2013, The Linux Foundation. All rights reserved.
34 * struct spmi_device - Basic representation of an SPMI device
36 * @ctrl: SPMI controller managing the bus hosting this device.
41 struct spmi_controller *ctrl; member
52 return dev_get_drvdata(&sdev->dev); in spmi_device_get_drvdata()
57 dev_set_drvdata(&sdev->dev, data); in spmi_device_set_drvdata()
60 struct spmi_device *spmi_device_alloc(struct spmi_controller *ctrl);
65 put_device(&sdev->dev); in spmi_device_put()
73 * struct spmi_controller - interface to the SPMI master controller
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/linux/drivers/media/pci/cx23885/
H A Dcx23885-i2c.c1 // SPDX-License-Identifier: GPL-2.0-or-later
15 #include <media/v4l2-common.h>
39 struct cx23885_i2c *bus = i2c_adap->algo_data; in i2c_slave_did_ack()
40 struct cx23885_dev *dev = bus->dev; in i2c_slave_did_ack()
41 return cx_read(bus->reg_stat) & 0x01; in i2c_slave_did_ack()
46 struct cx23885_i2c *bus = i2c_adap->algo_data; in i2c_is_busy()
47 struct cx23885_dev *dev = bus->dev; in i2c_is_busy()
48 return cx_read(bus->reg_stat) & 0x02 ? 1 : 0; in i2c_is_busy()
70 struct cx23885_i2c *bus = i2c_adap->algo_data; in i2c_sendbytes()
71 struct cx23885_dev *dev = bus->dev; in i2c_sendbytes()
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/linux/drivers/nvme/target/
H A Dadmin-cmd.c1 // SPDX-License-Identifier: GPL-2.0
4 * Copyright (c) 2015-2016 HGST, a Western Digital Company.
17 struct nvmet_ctrl *ctrl = req->sq->ctrl; in nvmet_execute_delete_sq() local
18 u16 sqid = le16_to_cpu(req->cmd->delete_queue.qid); in nvmet_execute_delete_sq()
21 if (!nvmet_is_pci_ctrl(ctrl)) { in nvmet_execute_delete_sq()
31 status = nvmet_check_sqid(ctrl, sqid, false); in nvmet_execute_delete_sq()
35 status = ctrl->ops->delete_sq(ctrl, sqid); in nvmet_execute_delete_sq()
43 struct nvmet_ctrl *ctrl = req->sq->ctrl; in nvmet_execute_create_sq() local
44 struct nvme_command *cmd = req->cmd; in nvmet_execute_create_sq()
45 u16 sqid = le16_to_cpu(cmd->create_sq.sqid); in nvmet_execute_create_sq()
[all …]
H A Dauth.c1 // SPDX-License-Identifier: GPL-2.0
3 * NVMe over Fabrics DH-HMAC-CHAP authentication.
17 #include <linux/nvme-auth.h>
18 #include <linux/nvme-keyring.h>
31 kfree(host->dhchap_ctrl_secret); in nvmet_auth_set_key()
32 host->dhchap_ctrl_secret = NULL; in nvmet_auth_set_key()
33 host->dhchap_ctrl_key_hash = 0; in nvmet_auth_set_key()
35 kfree(host->dhchap_secret); in nvmet_auth_set_key()
36 host->dhchap_secret = NULL; in nvmet_auth_set_key()
37 host->dhchap_key_hash = 0; in nvmet_auth_set_key()
[all …]
/linux/arch/arm/kernel/
H A Dhw_breakpoint.c1 // SPDX-License-Identifier: GPL-2.0-only
10 * HW_breakpoint: a unified kernel/user-space hardware breakpoint facility,
13 #define pr_fmt(fmt) "hw-breakpoint: " fmt
151 /* We don't support the memory-mapped interface. */ in debug_arch_supported()
216 return core_has_mismatch_brps() ? brps - 1 : brps; in get_num_brps()
257 return -ENODEV; in enable_monitor_mode()
265 return -EPERM; in enable_monitor_mode()
293 * Check if 8-bit byte-address select is available.
299 struct arch_hw_breakpoint_ctrl ctrl; in get_max_wp_len() local
305 memset(&ctrl, 0, sizeof(ctrl)); in get_max_wp_len()
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/linux/drivers/scsi/be2iscsi/
H A Dbe_mgmt.c16 * OR NON-INFRINGEMENT, ARE DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH
22 * linux-drivers@broadcom.com
26 #include <linux/bsg-lib.h>
33 unsigned int mgmt_vendor_specific_fw_cmd(struct be_ctrl_info *ctrl, in mgmt_vendor_specific_fw_cmd() argument
41 struct iscsi_bsg_request *bsg_req = job->request; in mgmt_vendor_specific_fw_cmd()
42 struct be_bsg_vendor_cmd *req = nonemb_cmd->va; in mgmt_vendor_specific_fw_cmd()
45 nonemb_cmd->size = job->request_payload.payload_len; in mgmt_vendor_specific_fw_cmd()
46 memset(nonemb_cmd->va, 0, nonemb_cmd->size); in mgmt_vendor_specific_fw_cmd()
47 region = bsg_req->rqst_data.h_vendor.vendor_cmd[1]; in mgmt_vendor_specific_fw_cmd()
48 sector_size = bsg_req->rqst_data.h_vendor.vendor_cmd[2]; in mgmt_vendor_specific_fw_cmd()
[all …]
/linux/drivers/pci/hotplug/
H A Dshpchp_sysfs.c1 // SPDX-License-Identifier: GPL-2.0+
6 * Copyright (c) 2001,2003 Greg Kroah-Hartman (greg@kroah.com)
29 size_t len = 0; in show_ctrl() local
33 bus = pdev->subordinate; in show_ctrl()
35 len += sysfs_emit_at(buf, len, "Free resources: memory\n"); in show_ctrl()
37 if (res && (res->flags & IORESOURCE_MEM) && in show_ctrl()
38 !(res->flags & IORESOURCE_PREFETCH)) { in show_ctrl()
39 len += sysfs_emit_at(buf, len, in show_ctrl()
41 (unsigned long long)res->start, in show_ctrl()
45 len += sysfs_emit_at(buf, len, "Free resources: prefetchable memory\n"); in show_ctrl()
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/linux/drivers/slimbus/
H A Dmessaging.c1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (c) 2011-2017, The Linux Foundation
11 * slim_msg_response() - Deliver Message response received from a device to the
14 * @ctrl: Controller handle
17 * @len: Length of the reply
20 * This helps in making the API asynchronous, and controller-driver doesn't need
24 void slim_msg_response(struct slim_controller *ctrl, u8 *reply, u8 tid, u8 len) in slim_msg_response() argument
30 spin_lock_irqsave(&ctrl->txn_lock, flags); in slim_msg_response()
31 txn = idr_find(&ctrl->tid_idr, tid); in slim_msg_response()
32 spin_unlock_irqrestore(&ctrl->txn_lock, flags); in slim_msg_response()
[all …]
/linux/drivers/hid/surface-hid/
H A Dsurface_kbd.c1 // SPDX-License-Identifier: GPL-2.0+
7 * Copyright (C) 2019-2021 Maximilian Luz <luzmaximilian@gmail.com>
22 /* -- SAM interface (KBD). -------------------------------------------------- */
34 static int ssam_kbd_get_descriptor(struct surface_hid_device *shid, u8 entry, u8 *buf, size_t len) in ssam_kbd_get_descriptor() argument
40 rqst.target_category = shid->uid.category; in ssam_kbd_get_descriptor()
41 rqst.target_id = shid->uid.target; in ssam_kbd_get_descriptor()
43 rqst.instance_id = shid->uid.instance; in ssam_kbd_get_descriptor()
48 rsp.capacity = len; in ssam_kbd_get_descriptor()
52 status = ssam_retry(ssam_request_do_sync_onstack, shid->ctrl, &rqst, &rsp, sizeof(entry)); in ssam_kbd_get_descriptor()
56 if (rsp.length != len) { in ssam_kbd_get_descriptor()
[all …]
/linux/drivers/mtd/nand/raw/
H A Dfsl_ifc_nand.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright 2011-2012 Freescale Semiconductor, Inc
32 struct fsl_ifc_ctrl *ctrl; member
51 unsigned int eccread; /* Non zero for a full-page ECC read */
67 .offs = 2, /* 0 on 8-bit small page */
68 .len = 4,
77 .offs = 2, /* 0 on 8-bit small page */
78 .len = 4,
90 return -ERANGE; in fsl_ifc_ooblayout_ecc()
92 oobregion->offset = 8; in fsl_ifc_ooblayout_ecc()
[all …]
/linux/drivers/net/ethernet/freescale/fs_enet/
H A Dmii-bitbang.c1 // SPDX-License-Identifier: GPL-2.0-only
20 #include <linux/mdio-bitbang.h>
28 struct mdiobb_ctrl ctrl; member
55 static inline void mdio_dir(struct mdiobb_ctrl *ctrl, int dir) in mdio_dir() argument
57 struct bb_info *bitbang = container_of(ctrl, struct bb_info, ctrl); in mdio_dir()
60 bb_set(bitbang->dir, bitbang->mdio_msk); in mdio_dir()
62 bb_clr(bitbang->dir, bitbang->mdio_msk); in mdio_dir()
65 in_be32(bitbang->dir); in mdio_dir()
68 static inline int mdio_read(struct mdiobb_ctrl *ctrl) in mdio_read() argument
70 struct bb_info *bitbang = container_of(ctrl, struct bb_info, ctrl); in mdio_read()
[all …]
/linux/drivers/net/wireless/mediatek/mt76/
H A Ddma.c1 // SPDX-License-Identifier: ISC
6 #include <linux/dma-mapping.h>
15 if ((_q)->flags & MT_QFLAG_WED) \
16 _val = mtk_wed_device_reg_read((_q)->wed, \
17 ((_q)->wed_regs + \
20 _val = readl(&(_q)->regs->_field); \
26 if ((_q)->flags & MT_QFLAG_WED) \
27 mtk_wed_device_reg_write((_q)->wed, \
28 ((_q)->wed_regs + _offset), \
31 writel(_val, &(_q)->regs->_field); \
[all …]
/linux/include/soc/fsl/
H A Ddpaa2-fd.h1 /* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
3 * Copyright 2014-2016 Freescale Semiconductor Inc.
14 * DOC: DPAA2 FD - Frame Descriptor APIs for DPAA2
27 * struct dpaa2_fd - Struct describing FDs
30 * @len: length in the FD
32 * @format_offset: format, offset, and short-length fields
34 * @ctrl: control bits...including dd, sc, va, err, etc
44 __le32 len; member
48 __le32 ctrl; member
80 /* Error bits in FD CTRL */
[all …]
/linux/drivers/i2c/busses/
H A Di2c-microchip-corei2c.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (c) 2018-2022 Microchip Corporation. All rights reserved.
93 * struct mchp_corei2c_dev - Microchip CoreI2C device private data
131 u8 ctrl = readb(idev->base + CORE_I2C_CTRL); in mchp_corei2c_core_disable() local
133 ctrl &= ~CTRL_ENS1; in mchp_corei2c_core_disable()
134 writeb(ctrl, idev->base + CORE_I2C_CTRL); in mchp_corei2c_core_disable()
139 u8 ctrl = readb(idev->base + CORE_I2C_CTRL); in mchp_corei2c_core_enable() local
141 ctrl |= CTRL_ENS1; in mchp_corei2c_core_enable()
142 writeb(ctrl, idev->base + CORE_I2C_CTRL); in mchp_corei2c_core_enable()
153 u8 ctrl = readb(idev->base + CORE_I2C_CTRL); in mchp_corei2c_stop() local
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