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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-15 20:47:43 +07:00
85a5f06773
drivers/acpi/sbshc.h:18:17: warning:
SMBUS_PEC defined but not used [-Wunused-const-variable=]
SMBUS_PEC is never used since introduction in
commit 91087dfa51 ("ACPI: SBS: Split host
controller (ACPI0001) from SBS driver (ACPI0002)"),
so just remove it.
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
33 lines
964 B
C
33 lines
964 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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struct acpi_smb_hc;
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enum acpi_smb_protocol {
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SMBUS_WRITE_QUICK = 2,
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SMBUS_READ_QUICK = 3,
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SMBUS_SEND_BYTE = 4,
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SMBUS_RECEIVE_BYTE = 5,
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SMBUS_WRITE_BYTE = 6,
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SMBUS_READ_BYTE = 7,
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SMBUS_WRITE_WORD = 8,
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SMBUS_READ_WORD = 9,
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SMBUS_WRITE_BLOCK = 0xa,
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SMBUS_READ_BLOCK = 0xb,
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SMBUS_PROCESS_CALL = 0xc,
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SMBUS_BLOCK_PROCESS_CALL = 0xd,
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};
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enum acpi_sbs_device_addr {
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ACPI_SBS_CHARGER = 0x9,
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ACPI_SBS_MANAGER = 0xa,
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ACPI_SBS_BATTERY = 0xb,
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};
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typedef void (*smbus_alarm_callback)(void *context);
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extern int acpi_smbus_read(struct acpi_smb_hc *hc, u8 protocol, u8 address,
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u8 command, u8 * data);
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extern int acpi_smbus_write(struct acpi_smb_hc *hc, u8 protocol, u8 slave_address,
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u8 command, u8 * data, u8 length);
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extern int acpi_smbus_register_callback(struct acpi_smb_hc *hc,
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smbus_alarm_callback callback, void *context);
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extern int acpi_smbus_unregister_callback(struct acpi_smb_hc *hc);
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