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62 lines
1.6 KiB
62 lines
1.6 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef __QCOM_SMEM_STATE__ |
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#define __QCOM_SMEM_STATE__ |
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#include <linux/err.h> |
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struct device_node; |
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struct qcom_smem_state; |
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struct qcom_smem_state_ops { |
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int (*update_bits)(void *, u32, u32); |
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}; |
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#ifdef CONFIG_QCOM_SMEM_STATE |
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struct qcom_smem_state *qcom_smem_state_get(struct device *dev, const char *con_id, unsigned *bit); |
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struct qcom_smem_state *devm_qcom_smem_state_get(struct device *dev, const char *con_id, unsigned *bit); |
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void qcom_smem_state_put(struct qcom_smem_state *); |
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int qcom_smem_state_update_bits(struct qcom_smem_state *state, u32 mask, u32 value); |
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struct qcom_smem_state *qcom_smem_state_register(struct device_node *of_node, const struct qcom_smem_state_ops *ops, void *data); |
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void qcom_smem_state_unregister(struct qcom_smem_state *state); |
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#else |
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static inline struct qcom_smem_state *qcom_smem_state_get(struct device *dev, |
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const char *con_id, unsigned *bit) |
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{ |
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return ERR_PTR(-EINVAL); |
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} |
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static inline struct qcom_smem_state *devm_qcom_smem_state_get(struct device *dev, |
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const char *con_id, |
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unsigned *bit) |
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{ |
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return ERR_PTR(-EINVAL); |
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} |
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static inline void qcom_smem_state_put(struct qcom_smem_state *state) |
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{ |
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} |
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static inline int qcom_smem_state_update_bits(struct qcom_smem_state *state, |
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u32 mask, u32 value) |
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{ |
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return -EINVAL; |
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} |
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static inline struct qcom_smem_state *qcom_smem_state_register(struct device_node *of_node, |
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const struct qcom_smem_state_ops *ops, void *data) |
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{ |
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return ERR_PTR(-EINVAL); |
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} |
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static inline void qcom_smem_state_unregister(struct qcom_smem_state *state) |
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{ |
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} |
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#endif |
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#endif
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