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/linux-6.12.1/net/smc/
Dsmc_diag.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Shared Memory Communications over RDMA (SMC-R) and RoCE
5 * Monitoring SMC transport protocol sockets
20 #include <net/smc.h>
22 #include "smc.h"
32 return (struct smc_diag_dump_ctx *)cb->ctx; in smc_dump_context()
37 struct smc_sock *smc = smc_sk(sk); in smc_diag_msg_common_fill() local
40 r->diag_family = sk->sk_family; in smc_diag_msg_common_fill()
41 sock_diag_save_cookie(sk, r->id.idiag_cookie); in smc_diag_msg_common_fill()
42 if (!smc->clcsock) in smc_diag_msg_common_fill()
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Dsmc_clc.h1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Shared Memory Communications over RDMA (SMC-R) and RoCE
17 #include <linux/smc.h>
19 #include "smc.h"
27 #define SMC_TYPE_R 0 /* SMC-R only */
28 #define SMC_TYPE_D 1 /* SMC-D only */
29 #define SMC_TYPE_N 2 /* neither SMC-R nor SMC-D */
30 #define SMC_TYPE_B 3 /* SMC-R and SMC-D */
37 #define SMC_CLC_DECL_PEERNOSMC 0x03010000 /* peer did not indicate SMC */
39 #define SMC_CLC_DECL_NOSMCDEV 0x03030000 /* no SMC device found (R or D) */
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Dsmc_core.h1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Shared Memory Communications over RDMA (SMC-R) and RoCE
5 * Definitions for SMC Connections, Link Groups and Links
16 #include <linux/smc.h>
20 #include <net/smc.h>
22 #include "smc.h"
29 * also is the default value for SMC-R v1 and v2.0
32 * SMC-R v2.1 and later negotiation, vendors or
34 * 16-255 as needed.
95 struct smc_ib_device *smcibdev; /* ib-device */
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Daf_smc.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Shared Memory Communications over RDMA (SMC-R) and RoCE
7 * offers an alternative communication option for TCP-protocol sockets
8 * applicable with RoCE-cards only
11 * - support for alternate links postponed
19 #define KMSG_COMPONENT "smc"
34 #include <net/smc.h>
41 #include "smc.h"
78 if (cb_ctx->pos[0]) in smc_nl_dump_hs_limitation()
81 hdr = genlmsg_put(skb, NETLINK_CB(cb->skb).portid, cb->nlh->nlmsg_seq, in smc_nl_dump_hs_limitation()
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/linux-6.12.1/drivers/net/fddi/skfp/
Ddrvfbi.c1 // SPDX-License-Identifier: GPL-2.0-or-later
19 #include "h/smc.h"
44 * | --------------------- the patched POS_ID of the Adapter
45 * | xxxx = (Vendor ID low byte,
46 * | Vendor ID high byte,
47 * | Device ID low byte,
48 * | Device ID high byte)
49 * +------------------------------ the patched oem_id must be
51 * this is a short id for the driver.
60 #define OEMID(smc,i) oem_id[ID_BYTE0 + i] argument
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Dsmt.c1 // SPDX-License-Identifier: GPL-2.0-or-later
15 #include "h/smc.h"
26 #define m_fc(mb) ((mb)->sm_data[0])
54 static int mac_index(struct s_smc *smc, int mac);
55 static int phy_index(struct s_smc *smc, int phy);
56 static int mac_con_resource_index(struct s_smc *smc, int mac);
57 static int phy_con_resource_index(struct s_smc *smc, int phy);
58 static void smt_send_rdf(struct s_smc *smc, SMbuf *rej, int fc, int reason,
60 static void smt_send_nif(struct s_smc *smc, const struct fddi_addr *dest,
62 static void smt_send_ecf(struct s_smc *smc, struct fddi_addr *dest, int fc,
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Dsmtinit.c1 // SPDX-License-Identifier: GPL-2.0-or-later
20 #include "h/smc.h"
22 void init_fddi_driver(struct s_smc *smc, const u_char *mac_addr);
30 #define OEMID(smc,i) oem_id[i] argument
33 #define OEMID(smc,i) smc->hw.oem_id->oi_mark[i] argument
41 * the OEM ID is already defined.
43 static void set_oem_spec_val(struct s_smc *smc) in set_oem_spec_val() argument
47 mib = &smc->mib ; in set_oem_spec_val()
52 if (OEMID(smc,0) == 'I') { in set_oem_spec_val()
53 mib->fddiSMTConnectionPolicy = POLICY_MM ; in set_oem_spec_val()
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Dess.c1 // SPDX-License-Identifier: GPL-2.0-or-later
27 * FDDI sub-system supporting the SBA application.
34 #include "h/smc.h"
50 -------------------------------------------------------------
52 -------------------------------------------------------------
66 -------------------------------------------------------------
68 -------------------------------------------------------------
73 -------------------------------------------------------------
75 -------------------------------------------------------------
78 static void ess_send_response(struct s_smc *smc, struct smt_header *sm,
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/linux-6.12.1/Documentation/devicetree/bindings/watchdog/
Darm-smc-wdt.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/watchdog/arm-smc-wdt.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Julius Werner <jwerner@chromium.org>
13 - $ref: watchdog.yaml#
18 - arm,smc-wdt
20 arm,smc-id:
23 The ATF smc function id used by the firmware.
27 - compatible
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/linux-6.12.1/drivers/tee/optee/
Doptee_smc.h1 /* SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) */
3 * Copyright (c) 2015-2021, Linaro Limited
8 #include <linux/arm-smccc.h>
19 * Function specified by SMC Calling convention.
28 * Normal cached memory (write-back), shareable for SMP systems and not
36 * 32-bit registers.
40 * Function specified by SMC Calling convention
44 * 384fb3e0-e7f8-11e3-af63-0002a5d5c51b.
54 * Function specified by SMC Calling convention
75 * Used by non-secure world to figure out which Trusted OS is installed.
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/linux-6.12.1/arch/arm/mach-omap2/
Domap-smc.S1 /* SPDX-License-Identifier: GPL-2.0-only */
23 .arch armv7-a
26 stmfd sp!, {r2-r12, lr}
30 smc #0
31 ldmfd sp!, {r2-r12, pc}
35 * u32 omap_smc2(u32 id, u32 falg, u32 pargs)
37 * @id: Application ID of HAL APIs
43 stmfd sp!, {r4-r12, lr}
46 mov r1, #0x0 @ Process ID
48 mov r12, #0x00 @ Secure Service ID
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/linux-6.12.1/drivers/mfd/
Datmel-smc.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Atmel SMC (Static Memory Controller) helper functions.
8 * Author: Boris Brezillon <boris.brezillon@free-electrons.com>
11 #include <linux/mfd/syscon/atmel-smc.h>
15 * atmel_smc_cs_conf_init - initialize a SMC CS conf
16 * @conf: the SMC CS conf to initialize
27 * atmel_smc_cs_encode_ncycles - encode a number of MCK clk cycles in the
28 * format expected by the SMC engine
36 * (section "SMC Setup/Pulse/Cycle/Timings Register"). This is a generic
40 * If the @ncycles value is too big to be encoded, -ERANGE is returned and
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/linux-6.12.1/drivers/firmware/arm_scmi/transports/
Dsmc.c1 // SPDX-License-Identifier: GPL-2.0
3 * System Control and Management Interface (SCMI) Message SMC/HVC
9 #include <linux/arm-smccc.h>
28 * smc/hvc call to keep it uniform across smc32/smc64 conventions.
32 * scmi instances that are using the same smc-id.
40 #define SHMEM_OFFSET(x) ((x) & (SHMEM_SIZE - 1))
43 * struct scmi_smc - Structure representing a SCMI smc transport
52 * @func_id: smc/hvc call function id
55 * @cap_id: smc/hvc doorbell's capability id to be used on Qualcomm virtual
79 core->rx_callback(scmi_info->cinfo, in smc_msg_done_isr()
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/linux-6.12.1/Documentation/devicetree/bindings/firmware/
Darm,scmi.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
5 $id: http://devicetree.org/schemas/firmware/arm,scmi.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Sudeep Holla <sudeep.holla@arm.com>
26 - $ref: /schemas/firmware/nxp,imx95-scmi.yaml
34 - description: SCMI compliant firmware with mailbox transport
36 - const: arm,scmi
37 - description: SCMI compliant firmware with ARM SMC/HVC transport
39 - const: arm,scmi-smc
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Dbrcm,kona-smc.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/firmware/brcm,kona-smc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 A bounce buffer used for non-secure to secure communications.
13 - Florian Fainelli <f.fainelli@gmail.com>
18 - enum:
19 - brcm,bcm11351-smc
20 - brcm,bcm21664-smc
21 - brcm,bcm23550-smc
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/linux-6.12.1/include/linux/
Darm-smccc.h1 /* SPDX-License-Identifier: GPL-2.0-only */
13 * This file provides common defines for ARM SMC Calling Convention as
17 * This code is up-to-date with version DEN 0028 C
109 /* KVM UID value: 28b46fb6-2ec5-11e9-a9ca-4b564d003a74 */
196 * this hypercall ID.
228 /* ptp_kvm counter type ID */
281 #define SMCCC_RET_NOT_SUPPORTED -1
282 #define SMCCC_RET_NOT_REQUIRED -2
283 #define SMCCC_RET_INVALID_PARAMETER -3
321 * Returns the SOC ID version.
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/linux-6.12.1/drivers/firmware/qcom/
Dqcom_scm-legacy.c1 // SPDX-License-Identifier: GPL-2.0-only
13 #include <linux/arm-smccc.h>
14 #include <linux/dma-mapping.h>
23 * @args: The array of values used in registers in smc instruction
31 * struct scm_legacy_command - one SCM command buffer
35 * @id: command to be executed
40 * ------------------- <--- struct scm_legacy_command
42 * ------------------- <--- scm_legacy_get_command_buffer()
44 * ------------------- <--- struct scm_legacy_response and
46 * ------------------- <--- scm_legacy_get_response_buffer()
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Dqcom_scm-smc.c1 // SPDX-License-Identifier: GPL-2.0-only
14 #include <linux/arm-smccc.h>
15 #include <linux/dma-mapping.h>
21 * @args: The array of values used in registers in smc instruction
33 #define SCM_SMC_FIRST_EXT_IDX (SCM_SMC_N_REG_ARGS - 1)
34 #define SCM_SMC_N_EXT_ARGS (MAX_QCOM_SCM_ARGS - SCM_SMC_N_REG_ARGS + 1)
36 #define SCM_SMC_LAST_REG_IDX (SCM_SMC_FIRST_REG_IDX + SCM_SMC_N_REG_ARGS - 1)
38 static void __scm_smc_do_quirk(const struct arm_smccc_args *smc, in __scm_smc_do_quirk() argument
41 unsigned long a0 = smc->args[0]; in __scm_smc_do_quirk()
42 struct arm_smccc_quirk quirk = { .id = ARM_SMCCC_QUIRK_QCOM_A6 }; in __scm_smc_do_quirk()
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/linux-6.12.1/Documentation/devicetree/bindings/memory-controllers/
Datmel,ebi.txt5 The EBI provides a glue-less interface to asynchronous memories through the SMC
10 - compatible: "atmel,at91sam9260-ebi"
11 "atmel,at91sam9261-ebi"
12 "atmel,at91sam9263-ebi0"
13 "atmel,at91sam9263-ebi1"
14 "atmel,at91sam9rl-ebi"
15 "atmel,at91sam9g45-ebi"
16 "atmel,at91sam9x5-ebi"
17 "atmel,sama5d3-ebi"
18 "microchip,sam9x60-ebi"
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Darm,pl35x-smc.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/memory-controllers/arm,pl35x-smc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Arm PL35x Series Static Memory Controller (SMC)
10 - Miquel Raynal <miquel.raynal@bootlin.com>
18 https://documentation-service.arm.com/static/5e8e2524fd977155116a58aa
26 - arm,pl353-smc-r2p1
27 - arm,pl354
29 - compatible
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/linux-6.12.1/arch/arm/mach-bcm/
Dbcm_kona_smc.c1 // SPDX-License-Identifier: GPL-2.0-only
25 {.compatible = "brcm,kona-smc"},
26 {.compatible = "bcm,kona-smc"}, /* deprecated name */
40 return -ENODEV; in bcm_kona_smc_init()
45 return -EINVAL; in bcm_kona_smc_init()
49 return -ENOMEM; in bcm_kona_smc_init()
60 * Only core 0 can run the secure monitor code. If an "smc" request
64 * Each "smc" request supplies a service id and the address of a
69 * Parameters to the "smc" request are passed in r4-r6 as follows:
70 * r4 service id
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/linux-6.12.1/Documentation/devicetree/bindings/arm/firmware/
Dsdei.txt6 firmware-first error handling, or from an IRQ that has been promoted to
7 a firmware-assisted NMI.
12 below) and passing arguments in a manner specified by the "SMC Calling
15 r0 => 32-bit Function ID / return value
16 {r1 - r3} => Parameters
27 - compatible : should contain:
28 * "arm,sdei-1.0" : For implementations complying to SDEI version 1.x.
30 - method : The method of calling the SDEI firmware. Permitted
32 * "smc" : SMC #0, with the register assignments specified in this
39 compatible = "arm,sdei-1.0";
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Dlinaro,optee-tz.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/arm/firmware/linaro,optee-tz.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: OP-TEE
10 - Jens Wiklander <jens.wiklander@linaro.org>
13 OP-TEE is a piece of software using hardware features to provide a Trusted
25 const: linaro,optee-tz
31 software is expected to be either a per-cpu interrupt or an
32 edge-triggered peripheral interrupt.
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/linux-6.12.1/Documentation/devicetree/bindings/mailbox/
Dxlnx,zynqmp-ipi-mailbox.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mailbox/xlnx,zynqmp-ipi-mailbox.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
14 +-------------------------------------+
16 +-------------------------------------+
17 +--------------------------------------------------+
18 TF-A | |
21 +--------------------------+ |
24 +--------------------------------------------------+
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/linux-6.12.1/drivers/memory/
Dpl353-smc.c1 // SPDX-License-Identifier: GPL-2.0
3 * ARM PL353 SMC driver
5 * Copyright (C) 2012 - 2018 Xilinx, Inc
19 * struct pl353_smc_data - Private smc driver structure
32 clk_disable(pl353_smc->memclk); in pl353_smc_suspend()
33 clk_disable(pl353_smc->aclk); in pl353_smc_suspend()
43 ret = clk_enable(pl353_smc->aclk); in pl353_smc_resume()
49 ret = clk_enable(pl353_smc->memclk); in pl353_smc_resume()
52 clk_disable(pl353_smc->aclk); in pl353_smc_resume()
64 .compatible = "cfi-flash"
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