Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
63 lines
1.6 KiB
C
63 lines
1.6 KiB
C
/* 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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