From 9460ae2ff3081b43e4f93126cfd26a27cda1b6a1 Mon Sep 17 00:00:00 2001 From: Bjorn Andersson Date: Thu, 24 Sep 2015 18:25:01 -0700 Subject: soc: qcom: Introduce common SMEM state machine code This implements a common API for handling and exposing SMP2P and SMSM state information. Signed-off-by: Bjorn Andersson Signed-off-by: Andy Gross --- include/linux/soc/qcom/smem_state.h | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 include/linux/soc/qcom/smem_state.h (limited to 'include/linux/soc') diff --git a/include/linux/soc/qcom/smem_state.h b/include/linux/soc/qcom/smem_state.h new file mode 100644 index 000000000000..f35e1512fcaa --- /dev/null +++ b/include/linux/soc/qcom/smem_state.h @@ -0,0 +1,18 @@ +#ifndef __QCOM_SMEM_STATE__ +#define __QCOM_SMEM_STATE__ + +struct qcom_smem_state; + +struct qcom_smem_state_ops { + int (*update_bits)(void *, u32, u32); +}; + +struct qcom_smem_state *qcom_smem_state_get(struct device *dev, const char *con_id, unsigned *bit); +void qcom_smem_state_put(struct qcom_smem_state *); + +int qcom_smem_state_update_bits(struct qcom_smem_state *state, u32 mask, u32 value); + +struct qcom_smem_state *qcom_smem_state_register(struct device_node *of_node, const struct qcom_smem_state_ops *ops, void *data); +void qcom_smem_state_unregister(struct qcom_smem_state *state); + +#endif -- cgit v1.2.3