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	Fix the following compiler warning reported for ARCH=arm
multi_v7_defconfig.
In file included from drivers/bluetooth/hci_ldisc.c:34:
drivers/bluetooth/btintel.h:373:13: warning: 'btintel_hw_error' defined
but not used [-Wunused-function]
  373 | static void btintel_hw_error(struct hci_dev *hdev, u8 code)
      |             ^~~~~~~~~~~~~~~~
cc: Stephen Rothwell <sfr@canb.auug.org.au>
Fixes: 67d4dbac3b ("Bluetooth: btintel: Export few static functions")
Signed-off-by: Kiran K <kiran.k@intel.com>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
		
	
			
		
			
				
	
	
		
			376 lines
		
	
	
	
		
			9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			376 lines
		
	
	
	
		
			9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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 *
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 *  Bluetooth support for Intel devices
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 *
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 *  Copyright (C) 2015  Intel Corporation
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 */
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/* List of tlv type */
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enum {
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	INTEL_TLV_CNVI_TOP = 0x10,
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	INTEL_TLV_CNVR_TOP,
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	INTEL_TLV_CNVI_BT,
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	INTEL_TLV_CNVR_BT,
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	INTEL_TLV_CNVI_OTP,
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	INTEL_TLV_CNVR_OTP,
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	INTEL_TLV_DEV_REV_ID,
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	INTEL_TLV_USB_VENDOR_ID,
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	INTEL_TLV_USB_PRODUCT_ID,
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	INTEL_TLV_PCIE_VENDOR_ID,
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	INTEL_TLV_PCIE_DEVICE_ID,
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	INTEL_TLV_PCIE_SUBSYSTEM_ID,
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	INTEL_TLV_IMAGE_TYPE,
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	INTEL_TLV_TIME_STAMP,
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	INTEL_TLV_BUILD_TYPE,
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	INTEL_TLV_BUILD_NUM,
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	INTEL_TLV_FW_BUILD_PRODUCT,
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	INTEL_TLV_FW_BUILD_HW,
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	INTEL_TLV_FW_STEP,
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	INTEL_TLV_BT_SPEC,
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	INTEL_TLV_MFG_NAME,
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	INTEL_TLV_HCI_REV,
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	INTEL_TLV_LMP_SUBVER,
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	INTEL_TLV_OTP_PATCH_VER,
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	INTEL_TLV_SECURE_BOOT,
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	INTEL_TLV_KEY_FROM_HDR,
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	INTEL_TLV_OTP_LOCK,
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	INTEL_TLV_API_LOCK,
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	INTEL_TLV_DEBUG_LOCK,
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	INTEL_TLV_MIN_FW,
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	INTEL_TLV_LIMITED_CCE,
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	INTEL_TLV_SBE_TYPE,
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	INTEL_TLV_OTP_BDADDR,
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	INTEL_TLV_UNLOCKED_STATE,
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	INTEL_TLV_GIT_SHA1
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};
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struct intel_tlv {
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	u8 type;
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	u8 len;
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	u8 val[];
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} __packed;
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#define BTINTEL_CNVI_BLAZARI		0x900
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#define BTINTEL_IMG_BOOTLOADER		0x01	/* Bootloader image */
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#define BTINTEL_IMG_IML			0x02	/* Intermediate image */
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#define BTINTEL_IMG_OP			0x03	/* Operational image */
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struct intel_version_tlv {
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	u32	cnvi_top;
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	u32	cnvr_top;
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	u32	cnvi_bt;
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	u32	cnvr_bt;
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	u16	dev_rev_id;
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	u8	img_type;
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	u16	timestamp;
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	u8	build_type;
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	u32	build_num;
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	u8	secure_boot;
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	u8	otp_lock;
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	u8	api_lock;
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	u8	debug_lock;
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	u8	min_fw_build_nn;
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	u8	min_fw_build_cw;
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	u8	min_fw_build_yy;
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	u8	limited_cce;
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	u8	sbe_type;
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	u32	git_sha1;
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	bdaddr_t otp_bd_addr;
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};
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struct intel_version {
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	u8 status;
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	u8 hw_platform;
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	u8 hw_variant;
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	u8 hw_revision;
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	u8 fw_variant;
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	u8 fw_revision;
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	u8 fw_build_num;
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	u8 fw_build_ww;
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	u8 fw_build_yy;
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	u8 fw_patch_num;
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} __packed;
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struct intel_boot_params {
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	__u8     status;
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	__u8     otp_format;
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	__u8     otp_content;
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	__u8     otp_patch;
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	__le16   dev_revid;
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	__u8     secure_boot;
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	__u8     key_from_hdr;
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	__u8     key_type;
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	__u8     otp_lock;
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	__u8     api_lock;
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	__u8     debug_lock;
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	bdaddr_t otp_bdaddr;
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	__u8     min_fw_build_nn;
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	__u8     min_fw_build_cw;
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	__u8     min_fw_build_yy;
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	__u8     limited_cce;
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	__u8     unlocked_state;
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} __packed;
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struct intel_bootup {
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	__u8     zero;
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	__u8     num_cmds;
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	__u8     source;
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	__u8     reset_type;
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	__u8     reset_reason;
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	__u8     ddc_status;
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} __packed;
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struct intel_secure_send_result {
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	__u8     result;
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	__le16   opcode;
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	__u8     status;
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} __packed;
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struct intel_reset {
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	__u8     reset_type;
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	__u8     patch_enable;
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	__u8     ddc_reload;
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	__u8     boot_option;
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	__le32   boot_param;
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} __packed;
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struct intel_debug_features {
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	__u8    page1[16];
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} __packed;
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struct intel_offload_use_cases {
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	__u8	status;
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	__u8	preset[8];
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} __packed;
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#define INTEL_OP_PPAG_CMD		0xFE0B
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struct hci_ppag_enable_cmd {
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	__le32	ppag_enable_flags;
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} __packed;
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#define INTEL_TLV_TYPE_ID		0x01
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#define INTEL_TLV_SYSTEM_EXCEPTION	0x00
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#define INTEL_TLV_FATAL_EXCEPTION	0x01
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#define INTEL_TLV_DEBUG_EXCEPTION	0x02
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#define INTEL_TLV_TEST_EXCEPTION	0xDE
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#define INTEL_HW_PLATFORM(cnvx_bt)	((u8)(((cnvx_bt) & 0x0000ff00) >> 8))
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#define INTEL_HW_VARIANT(cnvx_bt)	((u8)(((cnvx_bt) & 0x003f0000) >> 16))
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#define INTEL_CNVX_TOP_TYPE(cnvx_top)	((cnvx_top) & 0x00000fff)
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#define INTEL_CNVX_TOP_STEP(cnvx_top)	(((cnvx_top) & 0x0f000000) >> 24)
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#define INTEL_CNVX_TOP_PACK_SWAB(t, s)	__swab16(((__u16)(((t) << 4) | (s))))
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enum {
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	INTEL_BOOTLOADER,
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	INTEL_DOWNLOADING,
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	INTEL_FIRMWARE_LOADED,
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	INTEL_FIRMWARE_FAILED,
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	INTEL_BOOTING,
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	INTEL_BROKEN_INITIAL_NCMD,
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	INTEL_BROKEN_SHUTDOWN_LED,
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	INTEL_ROM_LEGACY,
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	INTEL_ROM_LEGACY_NO_WBS_SUPPORT,
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	INTEL_ACPI_RESET_ACTIVE,
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	__INTEL_NUM_FLAGS,
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};
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struct btintel_data {
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	DECLARE_BITMAP(flags, __INTEL_NUM_FLAGS);
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	int (*acpi_reset_method)(struct hci_dev *hdev);
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};
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#define btintel_set_flag(hdev, nr)					\
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	do {								\
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		struct btintel_data *intel = hci_get_priv((hdev));	\
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		set_bit((nr), intel->flags);				\
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	} while (0)
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#define btintel_clear_flag(hdev, nr)					\
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	do {								\
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		struct btintel_data *intel = hci_get_priv((hdev));	\
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		clear_bit((nr), intel->flags);				\
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	} while (0)
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#define btintel_wake_up_flag(hdev, nr)					\
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	do {								\
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		struct btintel_data *intel = hci_get_priv((hdev));	\
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		wake_up_bit(intel->flags, (nr));			\
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	} while (0)
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#define btintel_get_flag(hdev)						\
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	(((struct btintel_data *)hci_get_priv(hdev))->flags)
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#define btintel_test_flag(hdev, nr)	test_bit((nr), btintel_get_flag(hdev))
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#define btintel_test_and_clear_flag(hdev, nr) test_and_clear_bit((nr), btintel_get_flag(hdev))
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#define btintel_wait_on_flag_timeout(hdev, nr, m, to)			\
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		wait_on_bit_timeout(btintel_get_flag(hdev), (nr), m, to)
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#if IS_ENABLED(CONFIG_BT_INTEL) || IS_ENABLED(CONFIG_BT_INTEL_PCIE)
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int btintel_check_bdaddr(struct hci_dev *hdev);
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int btintel_enter_mfg(struct hci_dev *hdev);
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int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched);
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int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
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int btintel_set_diag(struct hci_dev *hdev, bool enable);
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int btintel_version_info(struct hci_dev *hdev, struct intel_version *ver);
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int btintel_load_ddc_config(struct hci_dev *hdev, const char *ddc_name);
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int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug);
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int btintel_read_version(struct hci_dev *hdev, struct intel_version *ver);
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struct regmap *btintel_regmap_init(struct hci_dev *hdev, u16 opcode_read,
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				   u16 opcode_write);
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int btintel_send_intel_reset(struct hci_dev *hdev, u32 boot_param);
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int btintel_read_boot_params(struct hci_dev *hdev,
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			     struct intel_boot_params *params);
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int btintel_download_firmware(struct hci_dev *dev, struct intel_version *ver,
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			      const struct firmware *fw, u32 *boot_param);
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int btintel_configure_setup(struct hci_dev *hdev, const char *driver_name);
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int btintel_recv_event(struct hci_dev *hdev, struct sk_buff *skb);
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void btintel_bootup(struct hci_dev *hdev, const void *ptr, unsigned int len);
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void btintel_secure_send_result(struct hci_dev *hdev,
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				const void *ptr, unsigned int len);
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int btintel_set_quality_report(struct hci_dev *hdev, bool enable);
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int btintel_version_info_tlv(struct hci_dev *hdev,
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			     struct intel_version_tlv *version);
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int btintel_parse_version_tlv(struct hci_dev *hdev,
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			      struct intel_version_tlv *version,
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			      struct sk_buff *skb);
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void btintel_set_msft_opcode(struct hci_dev *hdev, u8 hw_variant);
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int btintel_bootloader_setup_tlv(struct hci_dev *hdev,
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				 struct intel_version_tlv *ver);
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int btintel_shutdown_combined(struct hci_dev *hdev);
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void btintel_hw_error(struct hci_dev *hdev, u8 code);
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#else
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static inline int btintel_check_bdaddr(struct hci_dev *hdev)
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{
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	return -EOPNOTSUPP;
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}
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static inline int btintel_enter_mfg(struct hci_dev *hdev)
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{
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	return -EOPNOTSUPP;
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}
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static inline int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched)
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{
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	return -EOPNOTSUPP;
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}
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static inline int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
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{
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	return -EOPNOTSUPP;
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}
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static inline int btintel_set_diag(struct hci_dev *hdev, bool enable)
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{
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	return -EOPNOTSUPP;
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}
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static inline int btintel_version_info(struct hci_dev *hdev,
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				       struct intel_version *ver)
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{
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	return -EOPNOTSUPP;
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}
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static inline int btintel_load_ddc_config(struct hci_dev *hdev,
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					  const char *ddc_name)
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{
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	return -EOPNOTSUPP;
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}
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static inline int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug)
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{
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	return -EOPNOTSUPP;
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}
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static inline int btintel_read_version(struct hci_dev *hdev,
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				       struct intel_version *ver)
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{
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	return -EOPNOTSUPP;
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}
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static inline struct regmap *btintel_regmap_init(struct hci_dev *hdev,
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						 u16 opcode_read,
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						 u16 opcode_write)
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{
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	return ERR_PTR(-EINVAL);
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}
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static inline int btintel_send_intel_reset(struct hci_dev *hdev,
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					   u32 reset_param)
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{
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	return -EOPNOTSUPP;
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}
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static inline int btintel_read_boot_params(struct hci_dev *hdev,
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					   struct intel_boot_params *params)
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{
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	return -EOPNOTSUPP;
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}
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static inline int btintel_download_firmware(struct hci_dev *dev,
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					    const struct firmware *fw,
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					    u32 *boot_param)
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{
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	return -EOPNOTSUPP;
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}
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static inline int btintel_configure_setup(struct hci_dev *hdev,
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					  const char *driver_name)
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{
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	return -ENODEV;
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}
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static inline void btintel_bootup(struct hci_dev *hdev,
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				  const void *ptr, unsigned int len)
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{
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}
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static inline void btintel_secure_send_result(struct hci_dev *hdev,
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				const void *ptr, unsigned int len)
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{
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}
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static inline int btintel_set_quality_report(struct hci_dev *hdev, bool enable)
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{
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	return -ENODEV;
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}
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static inline int btintel_version_info_tlv(struct hci_dev *hdev,
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					   struct intel_version_tlv *version)
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{
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	return -EOPNOTSUPP;
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}
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static inline int btintel_parse_version_tlv(struct hci_dev *hdev,
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					    struct intel_version_tlv *version,
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					    struct sk_buff *skb)
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{
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	return -EOPNOTSUPP;
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}
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static inline void btintel_set_msft_opcode(struct hci_dev *hdev, u8 hw_variant)
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{
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}
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static inline int btintel_bootloader_setup_tlv(struct hci_dev *hdev,
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					       struct intel_version_tlv *ver)
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{
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	return -ENODEV;
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}
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static inline int btintel_shutdown_combined(struct hci_dev *hdev)
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{
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	return -ENODEV;
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}
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static inline void btintel_hw_error(struct hci_dev *hdev, u8 code)
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{
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}
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#endif
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