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/linux/drivers/rpmsg/
H A Dqcom_glink_rpm.c1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (c) 2016-2017, Linaro Ltd
27 #define RPM_TOC_MAX_ENTRIES ((RPM_TOC_SIZE - sizeof(struct rpm_toc)) / \
58 struct qcom_glink *glink; member
75 head = readl(pipe->head); in glink_rpm_rx_avail()
76 tail = readl(pipe->tail); in glink_rpm_rx_avail()
79 return pipe->native.length - tail + head; in glink_rpm_rx_avail()
81 return head - tail; in glink_rpm_rx_avail()
91 tail = readl(pipe->tail); in glink_rpm_rx_peek()
93 if (tail >= pipe->native.length) in glink_rpm_rx_peek()
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H A DKconfig1 # SPDX-License-Identifier: GPL-2.0
15 in /dev. They make it possible for user-space programs to send and
23 allows user-space programs to create endpoints with specific service name,
48 tristate "Qualcomm RPM Glink driver"
53 Say y here to enable support for the GLINK RPM communication driver,
54 which serves as a channel for communication with the RPM in GLINK
58 tristate "Qualcomm SMEM Glink driver"
63 Say y here to enable support for the GLINK SMEM communication driver,
64 which provides support for using the GLINK communication protocol
/linux/Documentation/devicetree/bindings/remoteproc/
H A Dqcom,glink-rpm-edge.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/remoteproc/qcom,glink-rpm-edge.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm G-Link RPM edge
10 Qualcomm G-Link edge, a FIFO based mechanism for communication with Resource
11 Power Manager (RPM) on various Qualcomm platforms.
14 - Bjorn Andersson <andersson@kernel.org>
18 const: qcom,glink-rpm
30 - description: rpm_hlos mailbox in APCS
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H A Dqcom,rpm-proc.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/remoteproc/qcom,rpm-proc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm Resource Power Manager (RPM) Processor/Subsystem
10 - Bjorn Andersson <andersson@kernel.org>
11 - Konrad Dybcio <konradybcio@kernel.org>
12 - Stephan Gerhold <stephan@gerhold.net>
15 Resource Power Manager (RPM) subsystem found in various Qualcomm platforms:
17 +--------------------------------------------+
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/linux/Documentation/devicetree/bindings/soc/qcom/
H A Dqcom,smd-rpm.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/soc/qcom/qcom,smd-rpm.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm Resource Power Manager (RPM) over SMD/GLINK
10 This driver is used to interface with the Resource Power Manager (RPM) found
11 in various Qualcomm platforms. The RPM allows each component in the system
15 The SMD or GLINK information for the RPM edge should be filled out. See
16 qcom,smd.yaml for the required edge properties. All SMD/GLINK related
17 properties will reside within the RPM node itself.
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/linux/Documentation/devicetree/bindings/interrupt-controller/
H A Dqcom,mpm.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/interrupt-controller/qcom,mpm.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Shawn Guo <shawn.guo@linaro.org>
13 Qualcomm Technologies Inc. SoCs based on the RPM architecture have a
14 MSM Power Manager (MPM) that is in always-on domain. In addition to managing
21 - $ref: /schemas/interrupt-controller.yaml#
26 - const: qcom,mpm
31 Specifies the base address and size of vMPM registers in RPM MSG RAM.
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/linux/drivers/soc/qcom/
H A Dsmd-rpm.c1 // SPDX-License-Identifier: GPL-2.0-only
4 * Copyright (c) 2012-2013, The Linux Foundation. All rights reserved.
15 #include <linux/soc/qcom/smd-rpm.h>
20 * struct qcom_smd_rpm - state of the rpm device driver
22 * @dev: rpm device
25 * @ack_status: result of the rpm request
37 * struct qcom_rpm_header - header for all rpm requests and responses
47 * struct qcom_rpm_request - request message to the rpm
63 * struct qcom_rpm_message - response message from the rpm
67 * @message: textual message from the rpm
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/linux/arch/arm64/boot/dts/qcom/
H A Dsm6125.dtsi1 // SPDX-License-Identifier: BSD-3-Clause
6 #include <dt-bindings/clock/qcom,dispcc-sm6125.h>
7 #include <dt-bindings/clock/qcom,dsi-phy-28nm.h>
8 #include <dt-bindings/clock/qcom,gcc-sm6125.h>
9 #include <dt-bindings/clock/qcom,rpmcc.h>
10 #include <dt-bindings/dma/qcom-gpi.h>
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/interrupt-controller/arm-gic.h>
13 #include <dt-bindings/power/qcom-rpmpd.h>
16 interrupt-parent = <&intc>;
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H A Dsm6115.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
6 #include <dt-bindings/clock/qcom,dsi-phy-28nm.h>
7 #include <dt-bindings/clock/qcom,gcc-sm6115.h>
8 #include <dt-bindings/clock/qcom,sm6115-dispcc.h>
9 #include <dt-bindings/clock/qcom,sm6115-gpucc.h>
10 #include <dt-bindings/clock/qcom,rpmcc.h>
11 #include <dt-bindings/dma/qcom-gpi.h>
12 #include <dt-bindings/firmware/qcom,scm.h>
13 #include <dt-bindings/gpio/gpio.h>
14 #include <dt-bindings/interconnect/qcom,rpm-icc.h>
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H A Dsdm630.dtsi1 // SPDX-License-Identifier: BSD-3-Clause
7 #include <dt-bindings/clock/qcom,dsi-phy-28nm.h>
8 #include <dt-bindings/clock/qcom,gcc-sdm660.h>
9 #include <dt-bindings/clock/qcom,gpucc-sdm660.h>
10 #include <dt-bindings/clock/qcom,mmcc-sdm660.h>
11 #include <dt-bindings/clock/qcom,rpmcc.h>
12 #include <dt-bindings/firmware/qcom,scm.h>
13 #include <dt-bindings/interconnect/qcom,sdm660.h>
14 #include <dt-bindings/power/qcom-rpmpd.h>
15 #include <dt-bindings/gpio/gpio.h>
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