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Searched +full:devfreq +full:- +full:events (Results 1 – 24 of 24) sorted by relevance

/linux/drivers/devfreq/event/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
3 bool "DEVFREQ-Event device Support"
5 The devfreq-event device provide the raw data and events which
6 indicate the current state of devfreq-event device. The provided
7 data from devfreq-event device is used to monitor the state of
11 The devfreq-event device can support the various type of events
12 (e.g., raw data, utilization, latency, bandwidth). The events
13 may be used by devfreq governor and other subsystem.
18 tristate "Exynos NoC (Network On Chip) Probe DEVFREQ event Driver"
23 This add the devfreq-event driver for Exynos SoC. It provides NoC
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H A Dexynos-ppmu.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * exynos_ppmu.c - Exynos PPMU (Platform Performance Monitoring Unit) support
5 * Copyright (c) 2014-2015 Samsung Electronics Co., Ltd.
8 * This driver is based on drivers/devfreq/exynos/exynos_ppmu.c
20 #include <linux/devfreq-event.h>
22 #include "exynos-ppmu.h"
46 { "ppmu-event0-"#name, PPMU_PMNCNT0 }, \
47 { "ppmu-event1-"#name, PPMU_PMNCNT1 }, \
48 { "ppmu-event2-"#name, PPMU_PMNCNT2 }, \
49 { "ppmu-event3-"#name, PPMU_PMNCNT3 }
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H A Drockchip-dfi.c1 // SPDX-License-Identifier: GPL-2.0-only
4 * Author: Lin Huang <hl@rock-chips.com>
8 #include <linux/devfreq-event.h>
67 * struct dmc_count_channel - structure to hold counter values from the DDR controller
118 bool lp5_ckr; /* true if in 4:1 command-to-data clock ratio mode */
126 switch (dfi->ddr_type) { in rockchip_dfi_ddrtype_to_ctrl()
140 ddrmon_ver = readl_relaxed(dfi->regs); in rockchip_dfi_ddrtype_to_ctrl()
146 dfi->lp5_bank_mode); in rockchip_dfi_ddrtype_to_ctrl()
156 dev_err(&dfi->edev->dev, in rockchip_dfi_ddrtype_to_ctrl()
157 "unsupported DDRMON version 0x%04X, please let linux-rockchip know!\n", in rockchip_dfi_ddrtype_to_ctrl()
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/linux/Documentation/devicetree/bindings/interconnect/
H A Dsamsung,exynos-bus.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/interconnect/samsung,exynos-bus.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Chanwoo Choi <cw00.choi@samsung.com>
11 - Krzysztof Kozlowski <krzk@kernel.org>
15 sub-blocks in SoC. Most Exynos SoCs share the common architecture for buses.
20 sub-blocks.
22 The Exynos SoC includes the various sub-blocks which have the each AXI bus.
24 line. The power line might be shared among one more sub-blocks. So, we can
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/linux/Documentation/devicetree/bindings/devfreq/event/
H A Dsamsung,exynos-ppmu.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/devfreq/event/samsung,exynos-ppmu.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Chanwoo Choi <cw00.choi@samsung.com>
11 - Krzysztof Kozlowski <krzk@kernel.org>
16 PPMU events provide information of the SoC's behaviors so that you may use to
19 Exynos PPMU driver uses the devfreq-event class to provide event data to
20 various devfreq devices. The devfreq devices would use the event data when
26 - samsung,exynos-ppmu
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/linux/include/linux/
H A Ddevfreq-event.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * devfreq-event: a framework to provide raw data and events of devfreq devices
15 * struct devfreq_event_dev - the devfreq-event device
17 * @node : Contain the devfreq-event device that have been registered.
18 * @dev : the device registered by devfreq-event class. dev.parent is
19 * the device using devfreq-event.
20 * @lock : a mutex to protect accessing devfreq-event.
22 * @desc : the description for devfreq-event device.
24 * This structure contains devfreq-event device information.
37 * struct devfreq_event_data - the devfreq-event data
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/linux/Documentation/devicetree/bindings/memory-controllers/
H A Dsamsung,exynos5422-dmc.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/memory-controllers/samsung,exynos5422-dmc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
12 - Krzysztof Kozlowski <krzk@kernel.org>
13 - Lukasz Luba <lukasz.luba@arm.com>
27 - const: samsung,exynos5422-dmc
29 clock-names:
31 - const: fout_spll
32 - const: mout_sclk_spll
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H A Drockchip,rk3399-dmc.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/memory-controllers/rockchip,rk3399-dmc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Brian Norris <briannorris@chromium.org>
15 - rockchip,rk3399-dmc
17 devfreq-events:
21 Documentation/devicetree/bindings/devfreq/event/rockchip,dfi.yaml.
26 clock-names:
28 - const: dmc_clk
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/linux/drivers/memory/samsung/
H A Dexynos5422-dmc.c1 // SPDX-License-Identifier: GPL-2.0
9 #include <linux/devfreq.h>
10 #include <linux/devfreq-event.h>
74 /* A value for register DREX_PPCCLKCON which enables performance events clock.
101 * struct dmc_opp_table - Operating level desciption
113 * struct exynos5_dmc - main structure describing DMC device
115 * @df: devfreq device structure returned by devfreq framework
116 * @gov_data: configuration of devfreq governor
142 * @counter: devfreq events
146 * @total: total time between devfreq events
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/linux/arch/arm/boot/dts/samsung/
H A Dexynos4412-odroid-common.dtsi1 // SPDX-License-Identifier: GPL-2.0
3 * Common definition for Hardkernel's Exynos4412 based ODROID-X/X2/U2/U3 boards
7 #include <dt-bindings/sound/samsung-i2s.h>
8 #include <dt-bindings/input/input.h>
9 #include <dt-bindings/clock/maxim,max77686.h>
11 #include "exynos4412-ppmu-common.dtsi"
12 #include <dt-bindings/gpio/gpio.h>
13 #include "exynos-mfc-reserved-memory.dtsi"
22 stdout-path = &serial_1;
26 compatible = "samsung,secure-firmware";
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H A Dexynos4412-itop-scp-core.dtsi1 // SPDX-License-Identifier: GPL-2.0
13 #include <dt-bindings/clock/samsung,s2mps11.h>
14 #include <dt-bindings/gpio/gpio.h>
15 #include <dt-bindings/input/input.h>
17 #include "exynos4412-ppmu-common.dtsi"
18 #include "exynos-mfc-reserved-memory.dtsi"
31 compatible = "samsung,secure-firmware";
35 fixed-rate-clocks {
37 compatible = "samsung,clock-xxti";
38 clock-frequency = <0>;
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H A Dexynos5422-odroid-core.dtsi1 // SPDX-License-Identifier: GPL-2.0
3 * Hardkernel Odroid XU3/XU3-Lite/XU4/HC1 boards core device tree source
6 * Copyright (c) 2013-2017 Samsung Electronics Co., Ltd.
10 #include <dt-bindings/clock/samsung,s2mps11.h>
11 #include <dt-bindings/interrupt-controller/irq.h>
12 #include <dt-bindings/gpio/gpio.h>
14 #include "exynos5422-cpus.dtsi"
27 stdout-path = "serial2:115200n8";
31 compatible = "samsung,secure-firmware";
35 fixed-rate-clocks {
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H A Dexynos3250-rinato.dts1 // SPDX-License-Identifier: GPL-2.0
12 /dts-v1/;
14 #include "exynos4412-ppmu-common.dtsi"
15 #include <dt-bindings/input/input.h>
16 #include <dt-bindings/gpio/gpio.h>
17 #include <dt-bindings/clock/samsung,s2mps11.h>
22 chassis-type = "watch";
31 stdout-path = &serial_1;
40 compatible = "samsung,secure-firmware";
44 gpio-keys {
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H A Dexynos4412-p4note.dtsi1 // SPDX-License-Identifier: GPL-2.0
4 * Based on exynos4412-midas.dtsi.
10 /dts-v1/;
12 #include "exynos4412-ppmu-common.dtsi"
14 #include <dt-bindings/clock/maxim,max77686.h>
15 #include <dt-bindings/gpio/gpio.h>
16 #include <dt-bindings/input/linux-event-codes.h>
17 #include <dt-bindings/interrupt-controller/irq.h>
18 #include <dt-bindings/power/summit,smb347-charger.h>
19 #include "exynos-pinctrl.h"
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H A Dexynos4212-tab3.dtsi1 // SPDX-License-Identifier: GPL-2.0
9 /dts-v1/;
11 #include "exynos4412-ppmu-common.dtsi"
12 #include "exynos-mfc-reserved-memory.dtsi"
13 #include <dt-bindings/clock/samsung,s2mps11.h>
14 #include <dt-bindings/gpio/gpio.h>
15 #include <dt-bindings/leds/common.h>
16 #include <dt-bindings/input/gpio-keys.h>
17 #include <dt-bindings/input/input.h>
18 #include <dt-bindings/interrupt-controller/irq.h>
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H A Dexynos4412-midas.dtsi1 // SPDX-License-Identifier: GPL-2.0
12 /dts-v1/;
14 #include "exynos4412-ppmu-common.dtsi"
16 #include <dt-bindings/gpio/gpio.h>
17 #include <dt-bindings/input/input.h>
18 #include <dt-bindings/interrupt-controller/irq.h>
19 #include <dt-bindings/clock/maxim,max77686.h>
20 #include "exynos-pinctrl.h"
34 stdout-path = &serial_2;
38 compatible = "samsung,secure-firmware";
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H A Dexynos3250-monk.dts1 // SPDX-License-Identifier: GPL-2.0
12 /dts-v1/;
14 #include "exynos4412-ppmu-common.dtsi"
15 #include <dt-bindings/input/input.h>
16 #include <dt-bindings/gpio/gpio.h>
17 #include <dt-bindings/clock/samsung,s2mps11.h>
34 compatible = "samsung,secure-firmware";
38 gpio-keys {
39 compatible = "gpio-keys";
41 power-key {
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/linux/drivers/devfreq/
H A Drk3399_dmc.c1 // SPDX-License-Identifier: GPL-2.0-only
4 * Author: Lin Huang <hl@rock-chips.com>
7 #include <linux/arm-smccc.h>
11 #include <linux/devfreq.h>
12 #include <linux/devfreq-event.h>
42 struct devfreq *devfreq; member
75 unsigned long old_clk_rate = dmcfreq->rate; in rk3399_dmcfreq_target()
93 if (dmcfreq->rate == target_rate) in rk3399_dmcfreq_target()
96 mutex_lock(&dmcfreq->lock); in rk3399_dmcfreq_target()
99 * Ensure power-domain transitions don't interfere with ARM Trusted in rk3399_dmcfreq_target()
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/linux/include/ufs/
H A Dufshcd.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
4 * Copyright (C) 2011-2013 Samsung India Software Operations
5 * Copyright (c) 2013-2016, The Linux Foundation. All rights reserved.
16 #include <linux/blk-crypto-profile.h>
17 #include <linux/blk-mq.h>
18 #include <linux/devfreq.h>
19 #include <linux/fault-inject.h>
23 #include <linux/dma-direction.h>
59 /* abnormal events */
68 * struct uic_command - UIC command structure
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/linux/arch/arm64/boot/dts/exynos/
H A Dexynos5433-tm2-common.dtsi1 // SPDX-License-Identifier: GPL-2.0
11 /dts-v1/;
13 #include <dt-bindings/clock/samsung,s2mps11.h>
14 #include <dt-bindings/gpio/gpio.h>
15 #include <dt-bindings/input/input.h>
16 #include <dt-bindings/interrupt-controller/irq.h>
17 #include <dt-bindings/sound/samsung-i2s.h>
48 stdout-path = &serial_1;
56 gpio-keys {
57 compatible = "gpio-keys";
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/linux/drivers/ufs/core/
H A Dufshcd.c1 // SPDX-License-Identifier: GPL-2.0-or-later
4 * Copyright (C) 2011-2013 Samsung India Software Operations
5 * Copyright (c) 2013-2016, The Linux Foundation. All rights reserved.
13 #include <linux/devfreq.h>
17 #include <linux/blk-pm.h>
32 #include "ufshcd-priv.h"
35 #include "ufs-sysfs.h"
36 #include "ufs-debugfs.h"
37 #include "ufs-fault-injection.h"
39 #include "ufshcd-crypto.h"
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/linux/drivers/dma-buf/
H A Ddma-fence.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Fence mechanism for dma-buf and to allow for asynchronous dma access
16 #include <linux/dma-fence.h>
21 #include <trace/events/dma_fence.h>
50 * Since the purposes of fences is to facilitate cross-device and
51 * cross-application synchronization, there's multiple ways to use one:
53 * - Individual fences can be exposed as a &sync_file, accessed as a file
58 * - Some subsystems also have their own explicit fencing primitives, like
62 * - Then there's also implicit fencing, where the synchronization points are
69 * DOC: fence cross-driver contract
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/linux/drivers/gpu/drm/panthor/
H A Dpanthor_sched.c1 // SPDX-License-Identifier: GPL-2.0 or MIT
16 #include <linux/dma-mapping.h>
17 #include <linux/dma-resv.h>
22 #include <linux/iosys-map.h>
40 * Mali CSF hardware adopts a firmware-assisted scheduling model, where
55 * The current implementation only supports with kernel-mode queues.
56 * In other terms, userspace doesn't have access to the ring-buffer.
58 * called from the queue ring-buffer by the kernel using a pre-defined
65 * FW-scheduler, we use the 1:1 entity:scheduler mode, such that each
68 * queue ring-buffer, and the group is scheduled for execution if it
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/linux/arch/arm64/boot/dts/rockchip/
H A Drk3399-base.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 #include <dt-bindings/clock/rk3399-cru.h>
7 #include <dt-bindings/gpio/gpio.h>
8 #include <dt-bindings/interrupt-controller/arm-gic.h>
9 #include <dt-bindings/interrupt-controller/irq.h>
10 #include <dt-bindings/pinctrl/rockchip.h>
11 #include <dt-bindings/power/rk3399-power.h>
12 #include <dt-bindings/thermal/thermal.h>
17 interrupt-parent = <&gic>;
18 #address-cells = <2>;
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