67 lines
1.5 KiB
C
67 lines
1.5 KiB
C
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/* SPDX-License-Identifier: GPL-2.0-only */
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/* Copyright (C) 2019 Linaro Ltd. */
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#ifndef __VENUS_PM_HELPERS_H__
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#define __VENUS_PM_HELPERS_H__
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struct device;
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struct venus_core;
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#define POWER_ON 1
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#define POWER_OFF 0
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struct venus_pm_ops {
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int (*core_get)(struct venus_core *core);
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void (*core_put)(struct venus_core *core);
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int (*core_power)(struct venus_core *core, int on);
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int (*vdec_get)(struct device *dev);
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void (*vdec_put)(struct device *dev);
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int (*vdec_power)(struct device *dev, int on);
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int (*venc_get)(struct device *dev);
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void (*venc_put)(struct device *dev);
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int (*venc_power)(struct device *dev, int on);
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int (*coreid_power)(struct venus_inst *inst, int on);
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int (*load_scale)(struct venus_inst *inst);
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};
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const struct venus_pm_ops *venus_pm_get(enum hfi_version version);
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static inline int venus_pm_load_scale(struct venus_inst *inst)
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{
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struct venus_core *core = inst->core;
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if (!core->pm_ops || !core->pm_ops->load_scale)
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return 0;
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return core->pm_ops->load_scale(inst);
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}
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static inline int venus_pm_acquire_core(struct venus_inst *inst)
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{
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struct venus_core *core = inst->core;
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const struct venus_pm_ops *pm_ops = core->pm_ops;
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int ret = 0;
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if (pm_ops && pm_ops->coreid_power)
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ret = pm_ops->coreid_power(inst, POWER_ON);
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return ret;
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}
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static inline int venus_pm_release_core(struct venus_inst *inst)
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{
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struct venus_core *core = inst->core;
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const struct venus_pm_ops *pm_ops = core->pm_ops;
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int ret = 0;
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if (pm_ops && pm_ops->coreid_power)
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ret = pm_ops->coreid_power(inst, POWER_OFF);
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return ret;
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}
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#endif
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