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/linux/drivers/usb/host/
H A Dxhci-mtk-sch.c1 // SPDX-License-Identifier: GPL-2.0
14 #include "xhci-mtk.h"
18 /* table 5-5. High-speed Isoc Transaction Limits in usb_20 spec */
28 * max number of microframes for split transfer, assume extra-cs budget is 0
55 return "Can't schedule Start-Split in Y6"; in sch_error_string()
57 return "Can't find a suitable Start-Split location"; in sch_error_string()
59 return "The last Complete-Split is greater than 7"; in sch_error_string()
78 struct usb_endpoint_descriptor *epd = &ep->desc; in decode_ep()
94 usb_endpoint_maxp(epd), epd->bInterval, interval, unit); in decode_ep()
122 * each HS root port is treated as a single bandwidth domain,
[all …]
H A Dehci-sched.c1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (c) 2001-2004 by David Brownell
4 * Copyright (c) 2003 Michal Sojka, for high-speed iso transfers
7 /* this file is part of ehci-hcd.c */
9 /*-------------------------------------------------------------------------*/
21 * pre-calculated schedule data to make appending to the queue be quick.
27 * periodic_next_shadow - return "next" pointer on shadow list
37 return &periodic->qh->qh_next; in periodic_next_shadow()
39 return &periodic->fstn->fstn_next; in periodic_next_shadow()
41 return &periodic->itd->itd_next; in periodic_next_shadow()
[all …]
H A Dxhci-mtk.h1 /* SPDX-License-Identifier: GPL-2.0 */
31 #define XHCI_MTK_BW_INDEX(x) ((x) & (XHCI_MTK_MAX_ESIT - 1))
41 * @in_ss_cnt: the count of Start-Split for IN eps
42 * @ep_list: Endpoints using this TT
68 * @esit: unit is 125us, equal to 2 << Interval field in ep-context
91 * distribute the bMaxBurst+1 packets for a single burst
180 return dev_get_drvdata(hcd->self.controller); in hcd_to_mtk()
/linux/Documentation/devicetree/bindings/usb/
H A Dusb251xb.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Microchip USB 2.0 Hi-Speed Hub Controller
10 - Richard Leitner <richard.leitner@skidata.com>
15 - microchip,usb2422
16 - microchip,usb2512b
17 - microchip,usb2512bi
18 - microchip,usb2513b
19 - microchip,usb2513bi
[all …]
/linux/net/batman-adv/
H A Dtypes.h1 /* SPDX-License-Identifier: GPL-2.0 */
36 * typedef batadv_dat_addr_t - type used for all DHT addresses
47 * enum batadv_dhcp_recipient - dhcp destination
61 * BATADV_TT_REMOTE_MASK - bitmask selecting the flags that are sent over the
67 * BATADV_TT_SYNC_MASK - bitmask of the flags that need to be kept in sync
73 * struct batadv_hard_iface_bat_iv - per hard-interface B.A.T.M.A.N. IV data
82 /** @ogm_seqno: OGM sequence number - used to identify each OGM */
90 * enum batadv_v_hard_iface_flags - interface flags useful to B.A.T.M.A.N. V
95 * full-duplex
108 * struct batadv_hard_iface_bat_v - per hard-interface B.A.T.M.A.N. V data
[all …]
H A Dtranslation-table.c1 // SPDX-License-Identifier: GPL-2.0
7 #include "translation-table.h"
47 #include "hard-interface.h"
52 #include "soft-interface.h"
79 * batadv_compare_tt() - check if two TT entries are the same
80 * @node: the list element pointer of the first TT entry
81 * @data2: pointer to the tt_common_entry of the second TT entry
83 * Compare the MAC address and the VLAN ID of the two TT entries and check if
84 * they are the same TT client.
85 * Return: true if the two TT clients are the same, false otherwise
[all …]
/linux/Documentation/sphinx-static/
H A Dtheme_overrides.css1 /* -*- coding: utf-8; mode: css -*-
11 font-family: serif;
12 font-size: 100%;
15 h1, h2, .rst-content .toctree-wrapper p.caption, h3, h4, h5, h6, legend {
16 font-family: sans-serif;
20 font-family: monospace;
21 font-size: 100%;
24 .wy-menu-vertical {
25 font-family: sans-serif;
29 font-style: normal;
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/linux/drivers/gpu/drm/loongson/
H A Dlsdc_gem.c1 // SPDX-License-Identifier: GPL-2.0+
6 #include <linux/dma-buf.h>
22 dma_resv_assert_held(obj->resv); in lsdc_gem_prime_pin()
26 lbo->sharing_count++; in lsdc_gem_prime_pin()
35 dma_resv_assert_held(obj->resv); in lsdc_gem_prime_unpin()
38 if (lbo->sharing_count) in lsdc_gem_prime_unpin()
39 lbo->sharing_count--; in lsdc_gem_prime_unpin()
45 struct ttm_tt *tt = tbo->ttm; in lsdc_gem_prime_get_sg_table() local
47 if (!tt) { in lsdc_gem_prime_get_sg_table()
48 drm_err(obj->dev, "sharing a buffer without backing memory\n"); in lsdc_gem_prime_get_sg_table()
[all …]
/linux/include/uapi/linux/usb/
H A Dch11.h1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
16 * From USB 2.0 spec Table 11-13, offset 7, a hub can
24 /* See USB 3.1 spec Table 10-5 */
36 * See USB 3.1 spec Table 10-12
44 * See USB 2.0 spec Table 11-16
53 * See USB 3.0 spec Table 10-6
60 * See USB 2.0 spec Table 11-17
67 * See USB 2.0 spec Table 11-17
88 * See USB 3.0 spec Table 10-7
102 /* USB 3.0 hub remote wake mask bits, see table 10-14 */
[all …]
/linux/drivers/scsi/libfc/
H A Dfc_disc.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright(c) 2007 - 2008 Intel Corporation. All rights reserved.
5 * Maintained at www.Open-FCoE.org
11 * This block discovers all FC-4 remote ports, including FCP initiators. It
12 * also handles RSCN events and re-discovery if necessary.
48 * fc_disc_stop_rports() - Delete all the remote ports associated with the lport
55 lockdep_assert_held(&disc->disc_mutex); in fc_disc_stop_rports()
57 list_for_each_entry(rdata, &disc->rports, peers) { in fc_disc_stop_rports()
58 if (kref_get_unless_zero(&rdata->kref)) { in fc_disc_stop_rports()
60 kref_put(&rdata->kref, fc_rport_destroy); in fc_disc_stop_rports()
[all …]
H A Dfc_lport.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * Maintained at www.Open-FCoE.org
27 * be held while attempting to acquire a greater lock. Here is the hierarchy-
42 * single-threaded workqueue. An rport would never be free'd while in a
92 /* Fabric IDs to use for point-to-point mode, chosen on whims. */
134 * struct fc_bsg_info - FC Passthrough managemet structure
138 * @sg: job->reply_payload.sg_list
139 * @nents: job->reply_payload.sg_cnt
152 * fc_frame_drop() - Dummy frame handler
163 * fc_lport_rport_callback() - Event handler for rport events
[all …]
H A Dfc_fcp.c1 // SPDX-License-Identifier: GPL-2.0-only
7 * Maintained at www.Open-FCoE.org
41 #define FC_SRB_DISCONTIG (1 << 4) /* non-sequential data recvd */
54 * struct fc_fcp_internal - FCP layer internal data
71 #define fc_get_scsi_internal(x) ((struct fc_fcp_internal *)(x)->scsi_priv)
124 * fc_fcp_pkt_alloc() - Allocate a fcp_pkt
136 fsp = mempool_alloc(si->scsi_pkt_pool, gfp); in fc_fcp_pkt_alloc()
139 fsp->lp = lport; in fc_fcp_pkt_alloc()
140 fsp->xfer_ddp = FC_XID_UNKNOWN; in fc_fcp_pkt_alloc()
141 refcount_set(&fsp->ref_cnt, 1); in fc_fcp_pkt_alloc()
[all …]
/linux/arch/sparc/kernel/
H A Dspiterrs.S1 /* SPDX-License-Identifier: GPL-2.0 */
6 * We pass the AFAR in as-is, and we encode the status
7 * information as described in asm-sparc64/sfafsr.h
27 rdpr %tt, %g3
40 * error bits as-needed. We only clear them if the UE bit is
44 * NOTE: UltraSparc-I/II have high and low UDB error
46 * present on those chips. UltraSparc-IIi only
47 * has a single UDB, called "SDB" in the manual.
105 .size __spitfire_access_error,.-__spitfire_access_error
112 * 1) single-bit ECC errors during UDB reads to system
[all …]
/linux/drivers/char/tpm/
H A Dtpm_infineon.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * SLD 9630 TT 1.1 and SLB 9635 TT 1.2 Trusted Platform Module
9 * Sirrix AG - security technologies <tpmdd@sirrix.com> and
10 * Applied Data Security Group, Ruhr-University Bochum, Germany
11 * Project-Homepage: http://www.trust.rub.de/projects/linux-device-driver-infineon-tpm/
19 /* maximum number of WTX-packages */
21 /* msleep-Time for WTX-packages */
23 /* msleep-Time --> Interval to check status register */
25 /* gives number of max. msleep()-calls before throwing timeout */
182 return -EIO; in empty_fifo()
[all …]
/linux/drivers/gpu/drm/xe/
H A Dxe_bo.c1 // SPDX-License-Identifier: MIT
8 #include <linux/dma-buf.h>
79 return res->mem_type == XE_PL_STOLEN && IS_DGFX(xe); in resource_is_stolen_vram()
84 return mem_type_is_vram(res->mem_type); in resource_is_vram()
89 return resource_is_vram(bo->ttm.resource) || in xe_bo_is_vram()
90 resource_is_stolen_vram(xe_bo_device(bo), bo->ttm.resource); in xe_bo_is_vram()
95 return bo->ttm.resource->mem_type == XE_PL_STOLEN; in xe_bo_is_stolen()
99 * xe_bo_has_single_placement - check if BO is placed only in one memory location
104 * Returns: true if the BO is placed in a single memory location, false otherwise.
109 return bo->placement.num_placement == 1; in xe_bo_has_single_placement()
[all …]
/linux/arch/m68k/atari/
H A Dconfig.c10 * gettod() for TT
40 #include <asm/bootinfo-atari.h>
118 * Parse an Atari-specific record in the bootinfo
124 const void *data = record->data; in atari_parse_bootinfo()
126 switch (be16_to_cpu(record->tag)) { in atari_parse_bootinfo()
141 /* Parse the Atari-specific switches= option. */
233 * hardware, we assume that the ST-DMA serves SCSI instead of in config_atari()
238 pr_cont(" STDMA-SCSI"); in config_atari()
265 * The ST-DMA address registers aren't readable in config_atari()
385 /* allocator for memory that must reside in st-ram */ in config_atari()
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/linux/drivers/usb/dwc2/
H A Dhcd.h1 /* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
3 * hcd.h - DesignWare HS OTG Controller host-mode declarations
5 * Copyright (C) 2004-2013 Synopsys, Inc.
24 * struct dwc2_host_chan - Software host channel descriptor
31 * - USB_SPEED_LOW
32 * - USB_SPEED_FULL
33 * - USB_SPEED_HIGH
35 * - USB_ENDPOINT_XFER_CONTROL: 0
36 * - USB_ENDPOINT_XFER_ISOC: 1
37 * - USB_ENDPOINT_XFER_BULK: 2
[all …]
/linux/fs/jfs/
H A Djfs_dmap.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright (C) International Business Machines Corp., 2000-2004
35 * as it works it way up from a single dmap to the required level
38 * and request that start from the bottom by the multiple read/single
41 * take the lock in read mode. a single top-down request may proceed
42 * exclusively while multiple bottoms-up requests may proceed
49 * a single exclusive lock (BMAP_LOCK) is used to guard this information
50 * in the face of multiple-bottoms up requests.
57 #define BMAP_LOCK_INIT(bmp) mutex_init(&bmp->db_bmaplock)
58 #define BMAP_LOCK(bmp) mutex_lock(&bmp->db_bmaplock)
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/linux/drivers/video/fbdev/
H A Datafb.c2 * linux/drivers/video/atafb.c -- Atari builtin chipset frame buffer device
11 * - 03 Jan 95: Original version by Martin Schaller: The TT driver and
13 * - 09 Jan 95: Roman: I've added the hardware abstraction (hw_switch)
15 * based on the original TT driver.
16 * - 07 May 95: Martin: Added colormap operations for the external driver
17 * - 21 May 95: Martin: Added support for overscan
19 * - Jul 95: Guenther Kelleter <guenther@pool.informatik.rwth-aachen.de>:
23 * - 27 Dec 95: Guenther: Implemented user definable video modes "user[0-7]"
28 * - 23 Sep 97: Juergen: added xres_virtual for cards like ProMST
29 * The external-part is legacy, therefore hardware-specific
[all …]
/linux/drivers/scsi/
H A Dlibiscsi_tcp.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * iSCSI over TCP/IP Data-Path lib
7 * Copyright (C) 2005 - 2006 Mike Christie
9 * maintained by open-iscsi@googlegroups.com
42 MODULE_DESCRIPTION("iSCSI/TCP data-path");
59 &(_conn)->cls_conn->dev, \
80 * iscsi_tcp_segment_init_sg - init indicated scatterlist entry
93 segment->sg = sg; in iscsi_tcp_segment_init_sg()
94 segment->sg_offset = offset; in iscsi_tcp_segment_init_sg()
95 segment->size = min(sg->length - offset, in iscsi_tcp_segment_init_sg()
[all …]
/linux/drivers/usb/core/
H A Dhub.c1 // SPDX-License-Identifier: GPL-2.0
71 /* Protect struct usb_device->state and ->children members
72 * Note: Both are also protected by ->dev.sem, except that ->state can
80 /* synchronize hub-port add/remove and peering operations */
90 * 10 seconds to send reply for the initial 64-byte descriptor request.
92 /* define initial 64-byte descriptor request timeout in milliseconds */
96 "initial 64-byte descriptor request timeout in milliseconds "
97 "(default 5000 - 5.0 seconds)");
141 if (hub_is_superspeedplus(hub->hdev)) in portspeed()
143 if (hub_is_superspeed(hub->hdev)) in portspeed()
[all …]
/linux/drivers/gpu/drm/ttm/
H A Dttm_bo_util.c1 /* SPDX-License-Identifier: GPL-2.0 OR MIT */
4 * Copyright (c) 2007-2009 VMware, Inc., Palo Alto, CA., USA
21 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
29 * Authors: Thomas Hellstrom <thellstrom-at-vmware-dot-com>
48 if (mem->bus.offset || mem->bus.addr) in ttm_mem_io_reserve()
51 mem->bus.is_iomem = false; in ttm_mem_io_reserve()
52 if (!bdev->funcs->io_mem_reserve) in ttm_mem_io_reserve()
55 return bdev->funcs->io_mem_reserve(bdev, mem); in ttm_mem_io_reserve()
64 if (!mem->bus.offset && !mem->bus.addr) in ttm_mem_io_free()
67 if (bdev->funcs->io_mem_free) in ttm_mem_io_free()
[all …]
/linux/Documentation/arch/m68k/
H A Dkernel-options.rst9 Author: Roman.Hodek@informatik.uni-erlangen.de (Roman Hodek)
11 Update: jds@kom.auc.dk (Jes Sorensen) and faq@linux-m68k.org (Chris Lawrence)
58 ----------
76 /dev/ram: -> 0x0100 (initial ramdisk)
77 /dev/hda: -> 0x0300 (first IDE disk)
78 /dev/hdb: -> 0x0340 (second IDE disk)
79 /dev/sda: -> 0x0800 (first SCSI disk)
80 /dev/sdb: -> 0x0810 (second SCSI disk)
81 /dev/sdc: -> 0x0820 (third SCSI disk)
82 /dev/sdd: -> 0x0830 (forth SCSI disk)
[all …]
/linux/drivers/usb/fotg210/
H A Dfotg210-hcd.c1 // SPDX-License-Identifier: GPL-2.0+
2 /* Faraday FOTG210 EHCI-like driver
6 * Author: Yuan-Hsin Chen <yhchen@faraday-tech.com>
7 * Feng-Hsin Chiang <john453@faraday-tech.com>
8 * Po-Yu Chuang <ratbert.chuang@gmail.com>
10 * Most of code borrowed from the Linux-3.7 EHCI driver
29 #include <linux/dma-mapping.h>
49 #define FOTG210_TUNE_CERR 3 /* 0-3 qtd retries; 0 == don't stop */
52 #define FOTG210_TUNE_MULT_HS 1 /* 1-3 transactions/uframe; 4.10.3 */
60 #define FOTG210_TUNE_FLS 1 /* (medium) 512-frame schedule */
[all …]
/linux/drivers/leds/
H A Dleds-tca6507.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * leds-tca6507
9 * blink or double-blink.
12 * out-only (pull-up resistor required) or as an LED with variable
13 * brightness and hardware-assisted blinking.
21 * with separate time for rise, on, fall, off and second-off. Thus if
22 * 3 or more different non-trivial rates are required, software must
25 * support double-blink so 'second-off' always matches 'off'.
42 * delays in the ranges: 56-72, 112-144, 168-216, 224-27504,
43 * 28560-36720.
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