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84a222d1b3
Add ACPM DVFS protocol handler. It constructs DVFS messages that the APM firmware can understand. Signed-off-by: Tudor Ambarus <tudor.ambarus@linaro.org> Reviewed-by: Peter Griffin <peter.griffin@linaro.org> Tested-by: Peter Griffin <peter.griffin@linaro.org> # on gs101-oriole Link: https://patch.msgid.link/20251010-acpm-clk-v6-2-321ee8826fd4@linaro.org Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
22 lines
572 B
C
22 lines
572 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright 2020 Samsung Electronics Co., Ltd.
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* Copyright 2020 Google LLC.
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* Copyright 2025 Linaro Ltd.
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*/
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#ifndef __EXYNOS_ACPM_DVFS_H__
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#define __EXYNOS_ACPM_DVFS_H__
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#include <linux/types.h>
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struct acpm_handle;
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int acpm_dvfs_set_rate(const struct acpm_handle *handle,
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unsigned int acpm_chan_id, unsigned int id,
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unsigned long rate);
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unsigned long acpm_dvfs_get_rate(const struct acpm_handle *handle,
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unsigned int acpm_chan_id,
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unsigned int clk_id);
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#endif /* __EXYNOS_ACPM_DVFS_H__ */
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