| /linux/Documentation/devicetree/bindings/phy/ |
| H A D | apm,xgene-phy.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/phy/apm,xgene-phy.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: APM X-Gene 15Gbps Multi-purpose PHY
10 - Khuong Dinh <khuong@os.amperecomputing.com>
13 PHY nodes are defined to describe on-chip 15Gbps Multi-purpose PHY. Each
19 - const: apm,xgene-phy
24 '#phy-cells':
32 apm,tx-eye-tuning:
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| /linux/drivers/gpu/drm/nouveau/dispnv04/ |
| H A D | disp.c | 41 struct drm_device *dev = to_drm_encoder(encoder)->dev; in nv04_encoder_get_connector()
48 if (connector->encoder == to_drm_encoder(encoder)) in nv04_encoder_get_connector()
64 nvif_event_block(&disp->flip); in nv04_display_fini()
71 if (!runtime && !drm->headless) in nv04_display_fini()
72 cancel_work_sync(&drm->hpd_work); in nv04_display_fini()
77 /* Un-pin FB and cursors so they'll be evicted to system memory. */ in nv04_display_fini()
78 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { in nv04_display_fini()
79 struct drm_framebuffer *fb = crtc->primary->fb; in nv04_display_fini()
82 if (!fb || !fb->obj[0]) in nv04_display_fini()
84 nvbo = nouveau_gem_object(fb->obj[0]); in nv04_display_fini()
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| /linux/drivers/video/fbdev/ |
| H A D | pm3fb.c | 2 * linux/drivers/video/pm3fb.c -- 3DLabs Permedia3 frame buffer device
10 * Sven Luther, <luther@dpt-info.u-strasbg.fr>
16 * Copyright (C) 1998-1999 Ilario Nardinocchi (nardinoc@CS.UniBO.IT)
97 return fb_readl(par->v_regs + off); in PM3_READ_REG()
102 fb_writel(v, par->v_regs + off); in PM3_WRITE_REG()
151 int f, pre, post; in pm3fb_calculate_clock() local
157 for (pre = 1; pre < 256; pre++) { in pm3fb_calculate_clock()
159 freq = ((2*PM3_REF_CLOCK * f) >> post) / pre; in pm3fb_calculate_clock()
161 ? reqclock - freq in pm3fb_calculate_clock()
162 : freq - reqclock; in pm3fb_calculate_clock()
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| /linux/drivers/gpu/drm/sti/ |
| H A D | NOTES | 2 ---------------------------
4 - The High Quality Video Display Processor (HQVDP) gets video frames from a
7 - The Compositor is a multiplane, dual-mixer (Main & Aux) digital processor. It
9 - The graphics planes are internally processed by the Generic Display
11 - The video plug (VID) connects to the HQVDP output.
12 - The cursor handles ... a cursor.
13 - The TV OUT pre-formats (convert, clip, round) the compositor output data
14 - The HDMI / DVO / HD Analog / SD analog IP builds the video signals
15 - DVO (Digital Video Output) handles a 24bits parallel signal
16 - The HD analog signal is typically driven by a YCbCr cable, supporting up to
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| /linux/drivers/gpu/drm/i915/display/ |
| H A D | intel_display_limits.h | 1 /* SPDX-License-Identifier: MIT */
12 * with a 1:1 transcoder -> pipe mapping.
15 INVALID_PIPE = -1,
27 INVALID_TRANSCODER = -1,
29 * The following transcoders have a 1:1 transcoder -> pipe mapping,
54 * planes on pre-g4x, and only for primary planes on g4x-bdw.
63 * Per-pipe plane identifier.
67 * between the topmost sprite plane and the cursor plane.
86 /* pre-skl plane names */
93 PORT_NONE = -1,
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| /linux/drivers/dma-buf/ |
| H A D | dma-resv.c | 1 // SPDX-License-Identifier: MIT
3 * Copyright (C) 2012-2014 Canonical Ltd (Maarten Lankhorst)
8 * Copyright (c) 2006-2009 VMware, Inc., Palo Alto, CA., USA
25 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
33 * Authors: Thomas Hellstrom <thellstrom-at-vmware-dot-com>
36 #include <linux/dma-resv.h>
37 #include <linux/dma-fence-array.h>
52 * locked write-side updates.
76 tmp = (long)rcu_dereference_check(list->table[index], in dma_resv_list_entry()
91 RCU_INIT_POINTER(list->table[index], (struct dma_fence *)tmp); in dma_resv_list_set()
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| /linux/drivers/md/persistent-data/ |
| H A D | dm-array.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
10 #include "dm-btree.h"
12 /*----------------------------------------------------------------*/
15 * The dm-array is a persistent version of an array. It packs the data
30 * 'n - 1' will be the last valid index.
41 * pre existing root in your metadata that you wish to use, or you may
79 * info - the structure being filled in.
80 * tm - the transaction manager that should supervise this structure.
81 * vt - describes the leaf values.
90 * info - describes the array
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| H A D | dm-bitset.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
10 #include "dm-array.h"
12 /*----------------------------------------------------------------*/
19 * Like the dm-array that it's based on, the caller needs to keep track of
20 * the size of the bitset separately. The underlying dm-array implicitly
21 * knows how many words it's storing and will return -ENODATA if you try
36 * pre existing root in your metadata that you wish to use, or you may
82 * tm - the transaction manager that should supervise this structure
83 * info - the structure being initialised
91 * info - describes the bitset
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| /linux/drivers/video/console/ |
| H A D | mdacon.c | 2 * linux/drivers/video/mdacon.c -- Low level MDA based console driver
6 * including portions (c) 1995-1998 Patrick Caulfield.
64 static int mda_cursor_loc=-1;
65 static int mda_cursor_size_from=-1;
66 static int mda_cursor_size_to=-1;
105 * MDA could easily be classified as "pre-dinosaur hardware".
165 write_mda_b(MDA_CURSOR_OFF, 0x0a); /* disable cursor */ in mda_set_cursor_size()
167 write_mda_b(from, 0x0a); /* cursor start */ in mda_set_cursor_size()
168 write_mda_b(to, 0x0b); /* cursor end */ in mda_set_cursor_size()
252 /* Edward: These two mess `tests' mess up my cursor on bootup */ in mda_detect()
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| /linux/include/linux/sched/ |
| H A D | ext.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
3 * BPF extensible scheduler class: Documentation/scheduler/sched-ext.rst
15 #include <linux/rhashtable-types.h>
41 * B: 1 for IDs for built-in DSQs, 0 for ops-created user DSQs
44 * Built-in IDs:
49 * 1: 1 for built-in DSQs.
51 * V: For LOCAL_ON DSQ IDs, a CPU number. For others, a pre-defined value.
66 * A dispatch queue (DSQ) can be either a FIFO or p->scx.dsq_vtime ordered
67 * queue. A built-in DSQ is always a FIFO. The built-in local DSQs are used to
75 struct rb_root priq; /* used to order by p->scx.dsq_vtime */
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| /linux/lib/ |
| H A D | assoc_array.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
4 * See Documentation/core-api/assoc_array.rst for information.
27 const struct assoc_array_ptr *cursor, *ptr, *parent; in assoc_array_subtree_iterate() local
31 cursor = root; in assoc_array_subtree_iterate()
34 if (assoc_array_ptr_is_shortcut(cursor)) { in assoc_array_subtree_iterate()
36 shortcut = assoc_array_ptr_to_shortcut(cursor); in assoc_array_subtree_iterate()
37 cursor = READ_ONCE(shortcut->next_node); /* Address dependency. */ in assoc_array_subtree_iterate()
40 node = assoc_array_ptr_to_node(cursor); in assoc_array_subtree_iterate()
52 ptr = READ_ONCE(node->slots[slot]); /* Address dependency. */ in assoc_array_subtree_iterate()
71 * a particular portion of the key space cannot change - and we in assoc_array_subtree_iterate()
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| /linux/Documentation/devicetree/bindings/display/bridge/ |
| H A D | analogix,anx7625.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Xin Ji <xji@analogixsemi.com>
14 The ANX7625 is an ultra-low power 4K Mobile HD Transmitter
28 enable-gpios:
32 reset-gpios:
36 vdd10-supply:
39 vdd18-supply:
42 vdd33-supply:
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| /linux/drivers/gpu/drm/meson/ |
| H A D | meson_vpp.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
21 * - Postblend, Blends the OSD1 only
23 * - Vertical OSD Scaler for OSD1 only, we disable vertical scaler and
25 * - Intermediate FIFO with default Amlogic values
29 * - Preblend for video overlay pre-scaling
30 * - OSD2 support for cursor framebuffer
31 * - Video pre-scaling before postblend
32 * - Full Vertical/Horizontal OSD scaling to support TV overscan
33 * - HDR conversion
38 writel(mux, priv->io_base + _REG(VPU_VIU_VENC_MUX_CTRL)); in meson_vpp_setup_mux()
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| /linux/kernel/cgroup/ |
| H A D | cpuset-internal.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
82 * The user-configured masks can only be changed by writing to
96 * The user-configured masks are always the same with effective masks.
99 /* user-configured CPUs and Memory Nodes allow to tasks */
112 * to sub-partitions below & hence excluded from its effective_cpus.
138 * - top_cpuset.old_mems_allowed is initialized to mems_allowed.
139 * - A new cpuset's old_mems_allowed is initialized when some
141 * - old_mems_allowed is used in cpuset_migrate_mm() when we change
151 * zeroing cpus/mems_allowed between ->can_attach() and ->attach().
199 return css_cs(cs->css.parent); in parent_cs()
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| /linux/sound/firewire/motu/ |
| H A D | amdtp-motu.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * amdtp-motu.c - a part of driver for MOTU FireWire series
5 * Copyright (c) 2015-2017 Takashi Sakamoto <o-takashi@sakamocchi.jp>
13 #include "amdtp-motu-trace.h"
52 struct amdtp_motu *p = s->protocol; in amdtp_motu_set_parameters()
58 return -EBUSY; in amdtp_motu_set_parameters()
67 return -EINVAL; in amdtp_motu_set_parameters()
72 pcm_chunks = formats->pcm_chunks[mode]; in amdtp_motu_set_parameters()
73 data_chunks = formats->msg_chunks + pcm_chunks; in amdtp_motu_set_parameters()
80 p->pcm_chunks = pcm_chunks; in amdtp_motu_set_parameters()
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| /linux/rust/kernel/ |
| H A D | rbtree.rs | 1 // SPDX-License-Identifier: GPL-2.0
3 //! Red-black trees.
7 //! Reference: <https://docs.kernel.org/core-api/rbtree.html>
17 /// A red-black tree with owned nodes.
19 /// It is backed by the kernel C red-black trees.
103 /// fn insert_test(tree: &SpinLock<RBTree<u32, u32>>) -> Result {
104 /// // Pre-allocate node. This may fail (as it allocates memory).
148 /// // Create a preallocated reservation that we can re-use later.
169 /// Non-null parent/children pointers stored in instances of the `rb_node` C struct are always
186 pub fn new() -> Self { in new()
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| /linux/include/linux/ |
| H A D | cgroup.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
8 * Copyright (C) 2004-2006 Silicon Graphics, Inc.
29 #include <linux/cgroup-defs.h>
68 struct list_head iters_node; /* css_set->task_iters */
93 * cgroup_subsys_enabled - fast test on whether a subsys is enabled
100 * cgroup_subsys_on_dfl - fast test on whether a subsys is on default hierarchy
173 * css_for_each_child - iterate through children of a css
174 * @pos: the css * to use as the loop cursor
179 * If a subsystem synchronizes ->css_online() and the start of iteration, a
180 * css which finished ->css_online() is guaranteed to be visible in the
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| /linux/tools/perf/util/ |
| H A D | rb_resort.h | |
| /linux/fs/xfs/libxfs/ |
| H A D | xfs_ialloc.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (c) 2000-2002,2005 Silicon Graphics, Inc.
37 struct xfs_btree_cur *cur, /* btree cursor */ in xfs_inobt_lookup()
42 cur->bc_rec.i.ir_startino = ino; in xfs_inobt_lookup()
43 cur->bc_rec.i.ir_holemask = 0; in xfs_inobt_lookup()
44 cur->bc_rec.i.ir_count = 0; in xfs_inobt_lookup()
45 cur->bc_rec.i.ir_freecount = 0; in xfs_inobt_lookup()
46 cur->bc_rec.i.ir_free = 0; in xfs_inobt_lookup()
56 struct xfs_btree_cur *cur, /* btree cursor */ in xfs_inobt_update()
61 rec.inobt.ir_startino = cpu_to_be32(irec->ir_startino); in xfs_inobt_update()
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| /linux/drivers/android/binder/ |
| H A D | freeze.rs | 1 // SPDX-License-Identifier: GPL-2.0
53 fn allow_duplicate(&self, node: &DArc<Node>) -> bool { in allow_duplicate()
72 fn new(flags: kernel::alloc::Flags) -> Result<UninitFM, AllocError> { in new()
76 fn init(ua: UninitFM, cookie: FreezeCookie) -> DLArc<FreezeMessage> { in init()
89 ) -> Result<bool> { in do_work()
98 freeze.num_cleared_duplicates -= 1; in do_work()
113 freeze.num_pending_duplicates -= 1; in do_work()
145 fn should_sync_wakeup(&self) -> bool { in should_sync_wakeup()
150 fn debug_print(&self, m: &SeqFile, prefix: &str, _tprefix: &str) -> Result<()> { in debug_print()
168 ) -> Result<()> { in request_freeze_notif()
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| /linux/drivers/gpu/drm/amd/amdgpu/ |
| H A D | amdgpu_ttm.c | 15 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
29 * Thomas Hellstrom <thomas-at-tungstengraphics-dot-com>
33 #include <linux/dma-mapping.h>
41 #include <linux/dma-buf.h>
78 return ttm_range_man_init(&adev->mman.bdev, type, in amdgpu_ttm_init_on_chip()
83 * amdgpu_evict_flags - Compute placement flags
93 struct amdgpu_device *adev = amdgpu_ttm_adev(bo->bdev); in amdgpu_evict_flags()
103 if (bo->type == ttm_bo_type_sg) { in amdgpu_evict_flags()
104 placement->num_placement = 0; in amdgpu_evict_flags()
110 placement->placement = &placements; in amdgpu_evict_flags()
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| /linux/drivers/gpu/drm/ttm/ |
| H A D | ttm_bo.c | 1 /* SPDX-License-Identifier: GPL-2.0 OR MIT */
4 * Copyright (c) 2006-2009 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>
49 #include <linux/dma-resv.h>
61 for (i = 0; i < placement->num_placement; i++) { in ttm_bo_mem_space_debug()
62 mem_type = placement->placement[i].mem_type; in ttm_bo_mem_space_debug()
64 i, placement->placement[i].flags, mem_type); in ttm_bo_mem_space_debug()
65 man = ttm_manager_type(bo->bdev, mem_type); in ttm_bo_mem_space_debug()
81 dma_resv_assert_held(bo->base.resv); in ttm_bo_move_to_lru_tail()
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| /linux/drivers/gpu/drm/amd/display/amdgpu_dm/ |
| H A D | amdgpu_dm_crtc.c | 1 // SPDX-License-Identifier: MIT
43 struct drm_crtc *crtc = &acrtc->base; in amdgpu_dm_crtc_handle_vblank()
44 struct drm_device *dev = crtc->dev; in amdgpu_dm_crtc_handle_vblank()
49 spin_lock_irqsave(&dev->event_lock, flags); in amdgpu_dm_crtc_handle_vblank()
51 /* Send completion event for cursor-only commits */ in amdgpu_dm_crtc_handle_vblank()
52 if (acrtc->event && acrtc->pflip_status != AMDGPU_FLIP_SUBMITTED) { in amdgpu_dm_crtc_handle_vblank()
53 drm_crtc_send_vblank_event(crtc, acrtc->event); in amdgpu_dm_crtc_handle_vblank()
55 acrtc->event = NULL; in amdgpu_dm_crtc_handle_vblank()
58 spin_unlock_irqrestore(&dev->event_lock, flags); in amdgpu_dm_crtc_handle_vblank()
65 return crtc_state->active && drm_atomic_crtc_needs_modeset(crtc_state); in amdgpu_dm_crtc_modeset_required()
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| /linux/drivers/video/fbdev/via/ |
| H A D | viafbdev.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright 1998-2009 VIA Technologies, Inc. All Rights Reserved.
4 * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
13 #include <linux/via-core.h>
50 * VIA_6C can be onle pre-CX700 (probably only on CLE266) as 6C is used for PLL
76 var->grayscale = 0; in viafb_fill_var_color_info()
77 var->red.msb_right = 0; in viafb_fill_var_color_info()
78 var->green.msb_right = 0; in viafb_fill_var_color_info()
79 var->blue.msb_right = 0; in viafb_fill_var_color_info()
80 var->transp.offset = 0; in viafb_fill_var_color_info()
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| /linux/Documentation/gpu/rfc/ |
| H A D | color_pipeline.rst | 1 .. SPDX-License-Identifier: GPL-2.0
10 We would like to support pre-, and post-blending complex color
12 HW-supported HDR use-cases, as well as to provide support to
13 color-managed applications, such as video or image editors.
22 implemented in fixed-function HW and therefore much more power efficient than
27 fixed-function blocks and shaders/CPU must be seamless with no visible
34 The most widely supported use-cases regard HDR content, whether video or
39 Drivers will then program their fixed-function HW accordingly to map from a
42 When fixed-function HW is not available the compositor will assemble a shader to
48 closed-source compositor code such a vendor will tune their color management
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