| /linux/drivers/gpu/drm/ttm/ |
| H A D | ttm_pool.c | 1 // SPDX-License-Identifier: GPL-2.0 OR MIT
36 #include <linux/dma-mapping.h>
54 #include <linux/fault-inject.h>
61 * struct ttm_pool_dma - Helper object for coherent DMA mappings
72 * struct ttm_pool_alloc_state - Current state of the tt page allocation process
73 * @pages: Pointer to the next tt page pointer to populate.
75 * not committed caching transition from write-back to @tt_caching.
76 * @dma_addr: Pointer to the next tt dma_address entry to populate if any.
78 * @tt_caching: The requested cpu-caching for the pages allocated.
89 * struct ttm_pool_tt_restore - State representing restore from backup
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| /linux/drivers/usb/host/ |
| H A D | ehci-sched.c | 1 // 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()
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| H A D | xhci-mtk-sch.c | 1 // 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()
130 struct xhci_hcd *xhci = hcd_to_xhci(mtk->hcd); in get_bw_info()
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| H A D | ehci-dbg.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (c) 2001-2002 by David Brownell
6 /* this file is part of ehci-hcd.c */
13 * see EHCI spec, Table 2-4 for each value
17 u32 params = ehci_readl(ehci, &ehci->caps->hcs_params); in dbg_hcs_params()
37 byte = readb(&ehci->caps->portroute[(i >> 1)]); in dbg_hcs_params()
49 * see EHCI Spec, Table 2-5 for each value
53 u32 params = ehci_readl(ehci, &ehci->caps->hcc_params); in dbg_hcc_params()
83 hc32_to_cpup(ehci, &qtd->hw_next), in dbg_qtd()
84 hc32_to_cpup(ehci, &qtd->hw_alt_next), in dbg_qtd()
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| H A D | xhci.c | 1 // SPDX-License-Identifier: GPL-2.0
22 #include <linux/dma-mapping.h>
23 #include <linux/usb/xhci-sideband.h>
26 #include "xhci-trace.h"
27 #include "xhci-debugfs.h"
28 #include "xhci-dbgcap.h"
47 writel(val, &port->port_reg->portsc); in xhci_portsc_writel()
53 return readl(&port->port_reg->portsc); in xhci_portsc_readl()
61 if (!td || !td->start_seg) in td_on_ring()
64 xhci_for_each_ring_seg(ring->first_seg, seg) { in td_on_ring()
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| /linux/rust/syn/ |
| H A D | custom_punctuation.rs | 1 // SPDX-License-Identifier: Apache-2.0 OR MIT
3 /// Define a type that supports parsing and printing a multi-character symbol
13 /// any built-in punctuation token.
15 /// - [Peeking] — `input.peek(LeftRightArrow)`
17 /// - [Parsing] — `input.parse::<LeftRightArrow>()?`
19 /// - [Printing] — `quote!( ... #lrarrow ... )`
21 /// - Construction from a [`Span`] — `let lrarrow = LeftRightArrow(sp)`
23 /// - Construction from multiple [`Span`] — `let lrarrow = LeftRightArrow([sp, sp, sp])`
25 /// - Field access to its spans — `let spans = lrarrow.spans`
48 /// fn parse(input: ParseStream) -> Result<Self> {
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| /linux/arch/m68k/atari/ |
| H A D | config.c | 10 * gettod() for TT
39 #include <asm/bootinfo-atari.h>
117 * Parse an Atari-specific record in the bootinfo
123 const void *data = record->data; in atari_parse_bootinfo()
125 switch (be16_to_cpu(record->tag)) { in atari_parse_bootinfo()
140 /* Parse the Atari-specific switches= option. */
232 * hardware, we assume that the ST-DMA serves SCSI instead of in config_atari()
237 pr_cont(" STDMA-SCSI"); in config_atari()
264 * The ST-DMA address registers aren't readable in config_atari()
384 /* allocator for memory that must reside in st-ram */ in config_atari()
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| /linux/Documentation/sound/hd-audio/ |
| H A D | models.rst | 2 HD-Audio Codec-Specific Models
8 3-jack in back and a headphone out
9 3stack-digout
10 3-jack in back, a HP out and a SPDIF out
12 5-jack in back, 2-jack in front
13 5stack-digout
14 5-jack in back, 2-jack in front, a SPDIF out
16 6-jack in back, 2-jack in front
17 6stack-digout
18 6-jack with a SPDIF out
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| /linux/drivers/usb/fotg210/ |
| H A D | fotg210-hcd.c | 1 // 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 */
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| /linux/drivers/gpu/drm/xe/ |
| H A D | xe_bo.c | 1 // SPDX-License-Identifier: MIT
8 #include <linux/dma-buf.h>
97 return res->mem_type == XE_PL_STOLEN && IS_DGFX(xe); in resource_is_stolen_vram()
102 return mem_type_is_vram(res->mem_type); in resource_is_vram()
107 return resource_is_vram(bo->ttm.resource) || in xe_bo_is_vram()
108 resource_is_stolen_vram(xe_bo_device(bo), bo->ttm.resource); in xe_bo_is_vram()
113 return bo->ttm.resource->mem_type == XE_PL_STOLEN; in xe_bo_is_stolen()
117 * xe_bo_has_single_placement - check if BO is placed only in one memory location
127 return bo->placement.num_placement == 1; in xe_bo_has_single_placement()
131 * xe_bo_is_stolen_devmem - check if BO is of stolen type accessed via PCI BAR
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| /linux/drivers/usb/core/ |
| H A D | hub.c | 1 // SPDX-License-Identifier: GPL-2.0
79 /* Protect struct usb_device->state and ->children members
80 * Note: Both are also protected by ->dev.sem, except that ->state can
88 /* synchronize hub-port add/remove and peering operations */
98 * 10 seconds to send reply for the initial 64-byte descriptor request.
100 /* define initial 64-byte descriptor request timeout in milliseconds */
104 "initial 64-byte descriptor request timeout in milliseconds "
105 "(default 5000 - 5.0 seconds)");
149 if (hub_is_superspeedplus(hub->hdev)) in portspeed()
151 if (hub_is_superspeed(hub->hdev)) in portspeed()
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| /linux/drivers/usb/dwc2/ |
| H A D | hcd_queue.c | 1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
3 * hcd_queue.c - DesignWare HS OTG Controller host queuing routines
5 * Copyright (C) 2004-2013 Synopsys, Inc.
17 #include <linux/dma-mapping.h>
36 * dwc2_periodic_channel_available() - Checks that a channel is available for a
48 * non-periodic transactions in dwc2_periodic_channel_available()
53 num_channels = hsotg->params.host_channels; in dwc2_periodic_channel_available()
54 if ((hsotg->periodic_channels + hsotg->non_periodic_channels < in dwc2_periodic_channel_available()
55 num_channels) && (hsotg->periodic_channels < num_channels - 1)) { in dwc2_periodic_channel_available()
58 dev_dbg(hsotg->dev, in dwc2_periodic_channel_available()
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| H A D | hcd.c | 1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
3 * hcd.c - DesignWare HS OTG Controller host-mode routines
5 * Copyright (C) 2004-2013 Synopsys, Inc.
17 #include <linux/dma-mapping.h>
37 * dwc2_enable_common_interrupts() - Initializes the commmon interrupts,
55 if (!hsotg->params.host_dma) in dwc2_enable_common_interrupts()
57 if (!hsotg->params.external_id_pin_ctl) in dwc2_enable_common_interrupts()
63 if (dwc2_is_device_mode(hsotg) && hsotg->params.lpm) in dwc2_enable_common_interrupts()
73 switch (hsotg->hw_params.arch) { in dwc2_gahbcfg_init()
75 dev_err(hsotg->dev, "External DMA Mode not supported\n"); in dwc2_gahbcfg_init()
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| /linux/drivers/usb/musb/ |
| H A D | musb_host.c | 1 // SPDX-License-Identifier: GPL-2.0
6 * Copyright (C) 2005-2006 by Texas Instruments
7 * Copyright (C) 2006-2007 Nokia Corporation
8 * Copyright (C) 2008-2009 MontaVista Software, Inc. <source@mvista.com>
19 #include <linux/dma-mapping.h>
25 /* MUSB HOST status 22-mar-2006
27 * - There's still lots of partial code duplication for fault paths, so
30 * - PIO mostly behaved when last tested.
37 * - DMA (CPPI) ... partially behaves, not currently recommended
42 * - DMA (Mentor/OMAP) ...has at least toggle update problems
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| /linux/sound/hda/codecs/realtek/ |
| H A D | alc882.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
8 // 6-channel independent captures.
10 // In addition, an independent DAC for the multi-playback (not used in this
78 struct alc_spec *spec = codec->spec; in alc885_fixup_macpro_gpio()
80 spec->gpio_write_delay = true; in alc885_fixup_macpro_gpio()
114 struct alc_spec *spec = codec->spec; in alc889_fixup_mbp_vref()
126 spec->gen.keep_vref_in_automute = 1; in alc889_fixup_mbp_vref()
134 struct alc_spec *spec = codec->spec; in alc889_fixup_mac_pins()
143 spec->gen.keep_vref_in_automute = 1; in alc889_fixup_mac_pins()
178 * all-in-one desktop PCs (for example VGC-LN51JGB) through DAC 0x05
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| /linux/Documentation/admin-guide/media/ |
| H A D | bttv.rst | 1 .. SPDX-License-Identifier: GPL-2.0
8 ----------------------
12 ./scripts/config -e PCI
13 ./scripts/config -m I2C
14 ./scripts/config -m INPUT
15 ./scripts/config -m MEDIA_SUPPORT
16 ./scripts/config -e MEDIA_PCI_SUPPORT
17 ./scripts/config -e MEDIA_ANALOG_TV_SUPPORT
18 ./scripts/config -e MEDIA_DIGITAL_TV_SUPPORT
19 ./scripts/config -e MEDIA_RADIO_SUPPORT
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| /linux/drivers/usb/isp1760/ |
| H A D | isp1760-hcd.c | 1 // SPDX-License-Identifier: GPL-2.0
6 * - ISO
7 * - OTG
33 #include "isp1760-core.h"
34 #include "isp1760-hcd.h"
35 #include "isp1760-regs.h"
46 return *(struct isp1760_hcd **)hcd->hcd_priv; in hcd_to_priv()
150 /* the rest is HCD-private */
158 /* QTD_XFER_STARTED: valid ptd has been written to isp176x - only
204 return isp1760_field_read(priv->fields, field); in isp1760_hcd_read()
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| /linux/sound/oss/dmasound/ |
| H A D | dmasound_core.c | 1 // SPDX-License-Identifier: GPL-2.0-only
6 * OSS/Free compatible Atari TT/Falcon and Amiga DMA sound driver for
13 * interface and the u-law to signed byte conversion.
15 * Michael Marte (marte@informatik.uni-muenchen.de) did the sound queue,
18 * - Michael Schlueter for initial ideas and documentation on the MFP and
20 * - Therapy? for their CD 'Troublegum' which really made me rock.
30 * - Fixed atari_stram_alloc() call, the timer
33 * - After some discussion with Michael Schlueter,
35 * - Slightly speeded up U8->S8 translation by using
37 * - Added 4:3 interpolation for /dev/audio
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| /linux/include/linux/ |
| H A D | usb.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
14 #include <linux/errno.h> /* for -ENODEV */
30 /*-------------------------------------------------------------------------*/
33 * Host-side wrappers for standard USB descriptors ... these are parsed
37 * - devices have one (usually) or more configs;
38 * - configs have one (often) or more interfaces;
39 * - interfaces have one (usually) or more settings;
40 * - each interface setting has zero or (usually) more endpoints.
41 * - a SuperSpeed endpoint has a companion descriptor
45 * Devices may also have class-specific or vendor-specific descriptors.
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| /linux/kernel/trace/ |
| H A D | trace.c | 1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2007-2012 Steven Rostedt <srostedt@redhat.com>
12 * Copyright (C) 2004-2006 Ingo Molnar
64 * A selftest will lurk into the ring-buffer to count the
66 * insertions into the ring-buffer such as trace_printk could occurred
72 * If boot-time tracing including tracers/events via kernel cmdline
121 * ftrace_dump_on_oops - variable to dump ftrace buffer on oops
249 strscpy(buf + len, str, size - len); in trace_append_boot_param()
279 strscpy(ftrace_dump_on_oops + 1, str, MAX_TRACER_SIZE - 1); in set_ftrace_dump_on_oops()
303 int left = sizeof(boot_instance_info) - boot_instance_index; in boot_instance()
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| /linux/kernel/rcu/ |
| H A D | srcutree.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Sleepable Read-Copy Update mechanism for mutual exclusion.
11 * For detailed explanation of Read-Copy Update mechanism see -
34 /* Holdoff in nanoseconds for auto-expediting. */
39 /* Overflow-check frequency. N bits roughly says every 2**N grace periods. */
64 /* Number of CPUs to trigger init_srcu_struct()-time transition to big. */
72 /* Early-boot callback-management, so early that no lock is required! */
83 * Initialize SRCU per-CPU data. Note that statically allocated
86 * parameter is set, don't initialize ->srcu_ctrs[].srcu_locks and
87 * ->srcu_ctrs[].srcu_unlocks.
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| /linux/drivers/net/ethernet/mellanox/mlx5/core/ |
| H A D | en_main.c | 2 * Copyright (c) 2015-2016, Mellanox Technologies. All rights reserved.
14 * - Redistributions of source code must retain the above
18 * - Redistributions in binary form must reproduce the above
88 /* Our HW-GRO implementation relies on "KSM Mkey" for in mlx5e_hw_gro_supported()
128 struct mlx5_core_dev *mdev = priv->mdev; in mlx5e_update_carrier()
137 if (up == netif_carrier_ok(priv->netdev)) in mlx5e_update_carrier()
138 netif_carrier_event(priv->netdev); in mlx5e_update_carrier()
140 netdev_info(priv->netdev, "Link up\n"); in mlx5e_update_carrier()
141 netif_carrier_on(priv->netdev); in mlx5e_update_carrier()
143 netdev_info(priv->netdev, "Link down\n"); in mlx5e_update_carrier()
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| /linux/drivers/net/wireless/ath/wil6210/ |
| H A D | wmi.h | 1 /* SPDX-License-Identifier: ISC */
3 * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
4 * Copyright (c) 2012-2017 Qualcomm Atheros, Inc.
5 * Copyright (c) 2006-2012 Wilocity
70 * Each ID maps to a bit in a 32-bit bitmask value provided by the FW to
444 * - WMI_RX_MGMT_PACKET_EVENTID - for every probe resp.
445 * - WMI_SCAN_COMPLETE_EVENTID
470 * 0 - 58320 MHz
471 * 1 - 60480 MHz
472 * 2 - 62640 MHz
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| /linux/drivers/usb/serial/ |
| H A D | ftdi_sio_ids.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
6 * Philipp Gühring - pg@futureware.at - added the Device ID of the USB relais
25 #define FTDI_4232H_PID 0x6011 /* Quad channel hi-speed device */
26 #define FTDI_232H_PID 0x6014 /* Single channel hi-speed device */
27 #define FTDI_FTX_PID 0x6015 /* FT-X series (FT201X, FT230X, FT231X, etc) */
28 #define FTDI_FT2233HP_PID 0x6040 /* Dual channel hi-speed device with PD */
29 #define FTDI_FT4233HP_PID 0x6041 /* Quad channel hi-speed device with PD */
30 #define FTDI_FT2232HP_PID 0x6042 /* Dual channel hi-speed device with PD */
31 #define FTDI_FT4232HP_PID 0x6043 /* Quad channel hi-speed device with PD */
32 #define FTDI_FT233HP_PID 0x6044 /* Dual channel hi-speed device with PD */
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| /linux/scripts/ |
| H A D | checkpatch.pl | 2 # SPDX-License-Identifier: GPL-2.0
7 # (c) 2008-2010 Andy Whitcroft <apw@canonical.com>
8 # (c) 2010-2018 Joe Perches <joe@perches.com>
69 my $docsfile = "$D/../Documentation/dev-tools/checkpatch.rst";
72 my $allow_c99_comments = 1; # Can be overridden by --ignore C99_COMMENT_TOLERANCE
74 my $git_command ='export LANGUAGE=en_US.UTF-8; git';
88 -q, --quiet quiet
89 -v, --verbose verbose mode
90 --no-tree run without a kernel tree
91 --no-signoff do not check for 'Signed-off-by' line
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