change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/drivers/acpi/pmic/intel_pmic_chtwc.c
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@@ -1,18 +1,10 @@
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+// SPDX-License-Identifier: GPL-2.0
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 /*
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  * Intel CHT Whiskey Cove PMIC operation region driver
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  * Copyright (C) 2017 Hans de Goede <hdegoede@redhat.com>
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  *
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  * Based on various non upstream patches to support the CHT Whiskey Cove PMIC:
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  * Copyright (C) 2013-2015 Intel Corporation. All rights reserved.
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- *
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- * This program is free software; you can redistribute it and/or
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- * modify it under the terms of the GNU General Public License version
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- * 2 as published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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  */
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 #include <linux/acpi.h>
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@@ -239,6 +231,24 @@
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 	return regmap_update_bits(regmap, reg, bitmask, on ? 1 : 0);
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 }
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+static int intel_cht_wc_exec_mipi_pmic_seq_element(struct regmap *regmap,
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+						   u16 i2c_client_address,
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+						   u32 reg_address,
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+						   u32 value, u32 mask)
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+{
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+	u32 address;
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+
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+	if (i2c_client_address > 0xff || reg_address > 0xff) {
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+		pr_warn("%s warning addresses too big client 0x%x reg 0x%x\n",
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+			__func__, i2c_client_address, reg_address);
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+		return -ERANGE;
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+	}
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+
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+	address = (i2c_client_address << 8) | reg_address;
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+
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+	return regmap_update_bits(regmap, address, mask, value);
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+}
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+
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 /*
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  * The thermal table and ops are empty, we do not support the Thermal opregion
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  * (DPTF) due to lacking documentation.
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@@ -246,6 +256,7 @@
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 static struct intel_pmic_opregion_data intel_cht_wc_pmic_opregion_data = {
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 	.get_power		= intel_cht_wc_pmic_get_power,
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 	.update_power		= intel_cht_wc_pmic_update_power,
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+	.exec_mipi_pmic_seq_element = intel_cht_wc_exec_mipi_pmic_seq_element,
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 	.power_table		= power_table,
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 	.power_table_count	= ARRAY_SIZE(power_table),
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 };