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/linux/Documentation/devicetree/bindings/dma/ti/
H A Dk3-udma.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
5 ---
6 $id: http://devicetree.org/schemas/dma/ti/k3-udma.yaml#
7 $schema: http://devicetree.org/meta-schemas/core.yaml#
12 - Peter Ujfalusi <peter.ujfalusi@gmail.com>
15 The UDMA-P is intended to perform similar (but significantly upgraded)
16 functions as the packet-oriented DMA used on previous SoC devices. The UDMA-P
18 The UDMA-P architecture facilitates the segmentation and reassembly of SoC DMA
29 on the Rx PSI-L interface.
31 The UDMA-P also supports acting as both a UTC and UDMA-C for its internal
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H A Dk3-pktdma.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
5 ---
6 $id: http://devicetree.org/schemas/dma/ti/k3-pktdma.yaml#
7 $schema: http://devicetree.org/meta-schemas/core.yaml#
12 - Peter Ujfalusi <peter.ujfalusi@gmail.com>
16 mode channels of K3 UDMA-P.
17 PKTDMA only includes Split channels to service PSI-L based peripherals.
19 The peripherals can be PSI-L native or legacy, non PSI-L native peripherals
20 with PDMAs. PDMA is tasked to act as a bridge between the PSI-L fabric and the
27 - $ref: /schemas/dma/dma-controller.yaml#
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H A Dk3-bcdma.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
5 ---
6 $id: http://devicetree.org/schemas/dma/ti/k3-bcdma.yaml#
7 $schema: http://devicetree.org/meta-schemas/core.yaml#
12 - Peter Ujfalusi <peter.ujfalusi@gmail.com>
16 mode channels of K3 UDMA-P.
23 Split channels can be used to service PSI-L based peripherals.
24 The peripherals can be PSI-L native or legacy, non PSI-L native peripherals
25 with PDMAs. PDMA is tasked to act as a bridge between the PSI-L fabric and the
34 - ti,am62a-dmss-bcdma-csirx
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/linux/drivers/dma/ti/
H A Dk3-psil-priv.h1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com
9 #include <linux/dma/k3-psil.h>
17 * struct psil_ep_map - PSI-L thread ID configuration maps
19 * @src: Array of source PSI-L thread configurations
21 * @dst: Array of destination PSI-L thread configurations
39 /* SoC PSI-L endpoint maps */
H A Dk3-udma.h1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com
28 UDMA_CHAN_RT_PEER_REG(0) /* PSI-L: 0x400 */
30 UDMA_CHAN_RT_PEER_REG(1) /* PSI-L: 0x401 */
32 UDMA_CHAN_RT_PEER_REG(4) /* PSI-L: 0x404 */
34 UDMA_CHAN_RT_PEER_REG(8) /* PSI-L: 0x408 */
119 /* tisci information for PSI-L thread pairing/unpairing */
H A Dk3-psil-am654.c1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com
9 #include "k3-psil-priv.h"
51 /* PSI-L source thread IDs, used for RX (DMA_DEV_TO_MEM) */
73 /* PDMA0 - McASPs */
77 /* PDMA1 - SPI0-4 */
98 /* PDMA1 - USART0-2 */
104 /* MCU_PDMA0 - ADCs */
109 /* MCU_PDMA1 - MCU_SPI0-2 */
122 /* MCU_PDMA1 - MCU_USART0 */
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H A Dk3-psil-am62a.c1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com
8 #include "k3-psil-priv.h"
15 .mapped_channel_id = -1, \
16 .default_flow_id = -1, \
25 .mapped_channel_id = -1, \
26 .default_flow_id = -1, \
80 /* PSI-L source thread IDs, used for RX (DMA_DEV_TO_MEM) */
87 /* PDMA_MAIN0 - SPI0-2 */
100 /* PDMA_MAIN1 - UART0-6 */
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H A Dk3-psil-am62.c1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com
8 #include "k3-psil-priv.h"
15 .mapped_channel_id = -1, \
16 .default_flow_id = -1, \
70 /* PSI-L source thread IDs, used for RX (DMA_DEV_TO_MEM) */
77 /* PDMA_MAIN0 - SPI0-2 */
90 /* PDMA_MAIN1 - UART0-6 */
98 /* PDMA_MAIN2 - MCASP0-2 */
139 /* PSI-L destination thread IDs, used for TX (DMA_MEM_TO_DEV) */
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H A Dk3-psil-am64.c1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2020 Texas Instruments Incorporated - https://www.ti.com
9 #include "k3-psil-priv.h"
16 .mapped_channel_id = -1, \
17 .default_flow_id = -1, \
26 .mapped_channel_id = -1, \
27 .default_flow_id = -1, \
63 /* PSI-L source thread IDs, used for RX (DMA_DEV_TO_MEM) */
80 /* PDMA_MAIN0 - SPI0-3 */
97 /* PDMA_MAIN0 - USART0-1 */
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H A Dk3-psil-j7200.c1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com
9 #include "k3-psil-priv.h"
61 /* PSI-L source thread IDs, used for RX (DMA_DEV_TO_MEM) */
63 /* PDMA_MCASP - McASP0-2 */
67 /* PDMA_SPI_G0 - SPI0-3 */
84 /* PDMA_SPI_G1 - SPI4-7 */
101 /* PDMA_USART_G0 - UART0-1 */
104 /* PDMA_USART_G1 - UART2-3 */
107 /* PDMA_USART_G2 - UART4-9 */
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H A Dk3-psil-j721s2.c1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2021 Texas Instruments Incorporated - https://www.ti.com
8 #include "k3-psil-priv.h"
68 /* PSI-L source thread IDs, used for RX (DMA_DEV_TO_MEM) */
70 /* PDMA_MCASP - McASP0-4 */
76 /* PDMA_SPI_G0 - SPI0-3 */
93 /* PDMA_SPI_G1 - SPI4-7 */
112 /* PDMA_USART_G0 - UART0-1 */
115 /* PDMA_USART_G1 - UART2-3 */
118 /* PDMA_USART_G2 - UART4-9 */
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H A Dk3-psil-am62p.c1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2023 Texas Instruments Incorporated - https://www.ti.com
8 #include "k3-psil-priv.h"
15 .mapped_channel_id = -1, \
16 .default_flow_id = -1, \
25 .mapped_channel_id = -1, \
26 .default_flow_id = -1, \
80 /* PSI-L source thread IDs, used for RX (DMA_DEV_TO_MEM) */
87 /* PDMA_MAIN0 - SPI0-2 */
100 /* PDMA_MAIN1 - UART0-6 */
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H A Dk3-psil-j784s4.c1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2021 Texas Instruments Incorporated - https://www.ti.com
8 #include "k3-psil-priv.h"
68 /* PSI-L source thread IDs, used for RX (DMA_DEV_TO_MEM) */
70 /* PDMA_MCASP - McASP0-4 */
76 /* PDMA_SPI_G0 - SPI0-3 */
93 /* PDMA_SPI_G1 - SPI4-7 */
112 /* PDMA_USART_G0 - UART0-1 */
115 /* PDMA_USART_G1 - UART2-3 */
118 /* PDMA_USART_G2 - UART4-9 */
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H A Dk3-psil-j721e.c1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com
9 #include "k3-psil-priv.h"
69 /* PSI-L source thread IDs, used for RX (DMA_DEV_TO_MEM) */
86 /* PDMA6 (PSIL_PDMA_MCASP_G0) - McASP0-2 */
90 /* PDMA7 (PSIL_PDMA_MCASP_G1) - McASP3-11 */
100 /* PDMA8 (PDMA_MISC_G0) - SPI0-1 */
109 /* PDMA9 (PDMA_MISC_G1) - SPI2-3 */
118 /* PDMA10 (PDMA_MISC_G2) - SPI4-5 */
136 /* PDMA13 (PDMA_USART_G0) - UART0-1 */
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H A Dk3-psil.c1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com
15 #include "k3-psil-priv.h"
44 soc_ep_map = soc->data; in psil_get_ep_config()
48 return ERR_PTR(-ENOTSUPP); in psil_get_ep_config()
50 pr_debug("%s: Using map for %s\n", __func__, soc_ep_map->name); in psil_get_ep_config()
54 if (thread_id & K3_PSIL_DST_THREAD_ID_OFFSET && soc_ep_map->dst) { in psil_get_ep_config()
56 for (i = 0; i < soc_ep_map->dst_count; i++) { in psil_get_ep_config()
57 if (soc_ep_map->dst[i].thread_id == thread_id) in psil_get_ep_config()
58 return &soc_ep_map->dst[i].ep_config; in psil_get_ep_config()
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H A Dk3-udma-glue.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com
12 #include <linux/dma-mapping.h>
17 #include <linux/soc/ti/k3-ringacc.h>
18 #include <linux/dma/ti-cppi5.h>
19 #include <linux/dma/k3-udma-glue.h>
21 #include "k3-udma.h"
22 #include "k3-psil-priv.h"
104 common->udmax = of_xudma_dev_get(udmax_np, NULL); in of_k3_udma_glue_parse()
105 if (IS_ERR(common->udmax)) in of_k3_udma_glue_parse()
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H A Dk3-udma.c1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com
11 #include <linux/dma-mapping.h>
26 #include <linux/soc/ti/k3-ringacc.h>
29 #include <linux/dma/k3-event-router.h>
30 #include <linux/dma/ti-cppi5.h>
32 #include "../virt-dma.h"
33 #include "k3-udma.h"
34 #include "k3-psil-priv.h"
359 if (!uc->tchan) in udma_tchanrt_read()
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/linux/include/linux/dma/
H A Dk3-psil.h1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Copyright (C) 2019 Texas Instruments Incorporated - https://www.ti.com
16 * enum udma_tp_level - Channel Throughput Levels
29 * enum psil_endpoint_type - PSI-L Endpoint type
43 * struct psil_endpoint_config - PSI-L Endpoint configuration
44 * @ep_type: PSI-L endpoint type
/linux/kernel/cgroup/
H A Dcgroup.c2 * Generic process-grouping system.
12 * --------------------------------------------------
14 * Copyright (C) 2004-2006 Silicon Graphics, Inc.
17 * sysfs is Copyright (c) 2001-3 Patrick Mochel
19 * 2003-10-10 Written by Simon Derr.
20 * 2003-10-22 Updates by Stephen Hemminger.
21 * 2004 May-July Rework by Paul Jackson.
22 * ---------------------------------------------------
31 #include "cgroup-internal.h"
33 #include <linux/bpf-cgroup.h>
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/linux/include/linux/
H A Ddamon.h1 /* SPDX-License-Identifier: GPL-2.0 */
19 /* Max priority score for DAMON-based operation schemes */
22 /* Get a random number in [l, r) */
23 static inline unsigned long damon_rand(unsigned long l, unsigned long r) in damon_rand() argument
25 return l + get_random_u32_below(r - l); in damon_rand()
29 * struct damon_addr_range - Represents an address region of [@start, @end).
39 * struct damon_region - Represents a monitoring target region.
48 * @nr_accesses is reset to zero for every &damon_attrs->aggr_interval and be
49 * increased for every &damon_attrs->sample_interval if an access to the region
55 * (1 in 10,000) that updated for every &damon_attrs->sample_interval in a
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/linux/drivers/media/test-drivers/vidtv/
H A Dvidtv_psi.c1 // SPDX-License-Identifier: GPL-2.0
3 * This file contains the logic to work with MPEG Program-Specific Information.
4 * These are defined both in ISO/IEC 13818-1 (systems) and ETSI EN 300 468.
5 * PSI is carried in the form of table structures, and although each table might
84 while (len--) in dvb_crc32()
91 h->version++; in vidtv_psi_update_version_num()
100 return be16_to_cpu(h->bitfield) & mask; in vidtv_psi_get_sec_len()
109 return be16_to_cpu(p->bitfield) & mask; in vidtv_psi_get_pat_program_pid()
118 return be16_to_cpu(s->bitfield) & mask; in vidtv_psi_pmt_stream_get_elem_pid()
141 new = cpu_to_be16((be16_to_cpu(h->bitfield) & mask) | new_len); in vidtv_psi_set_sec_len()
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/linux/init/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
8 - Re-run Kconfig when the compiler is updated
13 - Ensure full rebuild when the compiler is updated
14 include/linux/compiler-version.h contains this option in the comment
16 auto-generated dependency. When the compiler is updated, syncconfig
20 def_bool $(success,test "$(cc-name)" = GCC)
24 default $(cc-version) if CC_IS_GCC
28 def_bool $(success,test "$(cc-name)" = Clang)
32 default $(cc-version) if CC_IS_CLANG
36 def_bool $(success,test "$(as-name)" = GNU)
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/linux/arch/parisc/kernel/
H A Dhardware.c1 // SPDX-License-Identifier: GPL-2.0-or-later
7 * Based on the document "PA-RISC 1.1 I/O Firmware Architecture
73 {HPHW_NPROC,0x312,0x4,0x81,"Strider-50 (715S/50)"},
74 {HPHW_NPROC,0x313,0x4,0x81,"Strider-33 (715S/33)"},
75 {HPHW_NPROC,0x314,0x4,0x81,"Trailways-50 (715T/50)"},
76 {HPHW_NPROC,0x315,0x4,0x81,"Trailways-33 (715T/33)"},
87 {HPHW_NPROC,0x482,0x4,0x81,"WB-80 (E35)"},
88 {HPHW_NPROC,0x483,0x4,0x81,"WB-96 (E45)"},
89 {HPHW_NPROC,0x484,0x4,0x81,"UL Proc L-100 (811/D210,D310)"},
90 {HPHW_NPROC,0x485,0x4,0x81,"UL Proc L-75 (801/D200)"},
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/linux/mm/damon/
H A Dcore.c1 // SPDX-License-Identifier: GPL-2.0
14 #include <linux/psi.h>
46 * damon_is_registered_ops() - Check if a given damon_operations is registered.
64 * damon_register_ops() - Register a monitoring operations set to DAMON.
68 * damon_operations->id so that others can find and use them later.
76 if (ops->id >= NR_DAMON_OPS) in damon_register_ops()
77 return -EINVAL; in damon_register_ops()
80 if (__damon_is_registered_ops(ops->id)) { in damon_register_ops()
81 err = -EINVAL; in damon_register_ops()
84 damon_registered_ops[ops->id] = *ops; in damon_register_ops()
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/linux/fs/erofs/
H A Dzdata.c1 // SPDX-License-Identifier: GPL-2.0-only
8 #include <linux/psi.h>
39 * I: Modifiable by initialization/destruction paths and read-only
42 * L: Field should be protected by the pcluster lock;
56 /* L: the maximum decompression size of this round */
59 /* L: total number of bvecs */
72 /* L: inline a certain number of bvec for bootstrap */
82 /* L: whether partial decompression or not */
85 /* L: indicate several pageofs_outs or not */
88 /* L: whether extra buffer allocations are best-effort */
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