Add 'qcom/opensource/securemsm-kernel/' from commit 'a6005ceed271246683596608e4c56b4d921fb363'

git-subtree-dir: qcom/opensource/securemsm-kernel
git-subtree-mainline: 46e9caf0d0
git-subtree-split: a6005ceed2
Change-Id:
repo: https://git.codelinaro.org/clo/la/platform/vendor/qcom/opensource/securemsm-kernel
tag: LA.VENDOR.14.3.0.r1-17300-lanai.QSSI15.0

qcom/opensource/securemsm-kernel/qseecom/ice.h

@@ -0,0 +1,145 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2014-2020, The Linux Foundation. All rights reserved.
+ */
+
+#ifndef _QCOM_INLINE_CRYPTO_ENGINE_H_
+#define _QCOM_INLINE_CRYPTO_ENGINE_H_
+
+#include <linux/platform_device.h>
+#include <linux/cdev.h>
+
+struct request;
+
+enum ice_cryto_algo_mode {
+	ICE_CRYPTO_ALGO_MODE_AES_ECB = 0x0,
+	ICE_CRYPTO_ALGO_MODE_AES_XTS = 0x3,
+};
+
+enum ice_crpto_key_size {
+	ICE_CRYPTO_KEY_SIZE_128 = 0x0,
+	ICE_CRYPTO_KEY_SIZE_256 = 0x2,
+};
+
+enum ice_crpto_key_mode {
+	ICE_CRYPTO_USE_KEY0_HW_KEY = 0x0,
+	ICE_CRYPTO_USE_KEY1_HW_KEY = 0x1,
+	ICE_CRYPTO_USE_LUT_SW_KEY0 = 0x2,
+	ICE_CRYPTO_USE_LUT_SW_KEY  = 0x3
+};
+
+#define QCOM_ICE_TYPE_NAME_LEN 8
+
+typedef void (*ice_error_cb)(void *, u32 error);
+
+struct qcom_ice_bus_vote {
+	uint32_t client_handle;
+	uint32_t curr_vote;
+	int min_bw_vote;
+	int max_bw_vote;
+	int saved_vote;
+	bool is_max_bw_needed;
+	struct device_attribute max_bus_bw;
+};
+
+/*
+ * ICE HW device structure.
+ */
+struct ice_device {
+	struct list_head	list;
+	struct device		*pdev;
+	struct cdev		cdev;
+	dev_t			device_no;
+	struct class		*driver_class;
+	void __iomem		*mmio;
+	struct resource		*res;
+	int			irq;
+	bool			is_ice_enabled;
+	bool			is_ice_disable_fuse_blown;
+	ice_error_cb		error_cb;
+	void			*host_controller_data; /* UFS/EMMC/other? */
+	struct list_head	clk_list_head;
+	u32			ice_hw_version;
+	bool			is_ice_clk_available;
+	char			ice_instance_type[QCOM_ICE_TYPE_NAME_LEN];
+	struct regulator	*reg;
+	bool			is_regulator_available;
+	struct qcom_ice_bus_vote bus_vote;
+	ktime_t			ice_reset_start_time;
+	ktime_t			ice_reset_complete_time;
+	void             *key_table;
+};
+
+struct ice_crypto_setting {
+	enum ice_crpto_key_size		key_size;
+	enum ice_cryto_algo_mode	algo_mode;
+	enum ice_crpto_key_mode		key_mode;
+	short				key_index;
+
+};
+
+struct ice_data_setting {
+	struct ice_crypto_setting	crypto_data;
+	bool				sw_forced_context_switch;
+	bool				decr_bypass;
+	bool				encr_bypass;
+};
+
+/* MSM ICE Crypto Data Unit of target DUN of Transfer Request */
+enum ice_crypto_data_unit {
+	ICE_CRYPTO_DATA_UNIT_512_B          = 0,
+	ICE_CRYPTO_DATA_UNIT_1_KB           = 1,
+	ICE_CRYPTO_DATA_UNIT_2_KB           = 2,
+	ICE_CRYPTO_DATA_UNIT_4_KB           = 3,
+	ICE_CRYPTO_DATA_UNIT_8_KB           = 4,
+	ICE_CRYPTO_DATA_UNIT_16_KB          = 5,
+	ICE_CRYPTO_DATA_UNIT_32_KB          = 6,
+	ICE_CRYPTO_DATA_UNIT_64_KB          = 7,
+};
+
+struct qcom_ice_variant_ops *qcom_ice_get_variant_ops(struct device_node *node);
+struct platform_device *qcom_ice_get_pdevice(struct device_node *node);
+
+#if IS_ENABLED(CONFIG_CYRPTO_DEV_QCOM_ICE)
+int enable_ice_setup(struct ice_device *ice_dev);
+int disable_ice_setup(struct ice_device *ice_dev);
+int qcom_ice_setup_ice_hw(const char *storage_type, int enable);
+void qcom_ice_set_fde_flag(int flag);
+struct list_head *get_ice_dev_list(void);
+#else
+static inline int enable_ice_setup(struct ice_device *ice_dev)
+{
+	return 0;
+}
+static inline int disable_ice_setup(struct ice_device *ice_dev)
+{
+	return 0;
+}
+static inline int qcom_ice_setup_ice_hw(const char *storage_type, int enable)
+{
+	return 0;
+}
+static inline void qcom_ice_set_fde_flag(int flag) {}
+static inline struct list_head *get_ice_dev_list(void)
+{
+	return NULL;
+}
+#endif
+
+struct qcom_ice_variant_ops {
+	const char *name;
+	int	(*init)(struct platform_device *device_init, void *init_data,
+				ice_error_cb err);
+	int	(*reset)(struct platform_device *device_reset);
+	int	(*resume)(struct platform_device *device_resume);
+	int	(*suspend)(struct platform_device *device_suspend);
+	int	(*config_start)(struct platform_device *device_start,
+			struct request *req, struct ice_data_setting *setting,
+			bool start);
+	int	(*config_end)(struct platform_device *pdev,
+			struct request *req);
+	int	(*status)(struct platform_device *device_status);
+	void	(*debug)(struct platform_device *device_debug);
+};
+
+#endif /* _QCOM_INLINE_CRYPTO_ENGINE_H_ */