mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-12-28 16:56:26 +00:00
7f317d3490
Rationale: Reduces attack surface on kernel devs opening the links for MITM as HTTPS traffic is much harder to manipulate. Signed-off-by: Alexander A. Klimov <grandmaster@al2klimov.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Reviewed-by: Kees Cook <keescook@chromium.org> Link: http://lkml.kernel.org/r/20200726110117.16346-1-grandmaster@al2klimov.de Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
48 lines
1.1 KiB
C
48 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
// TI LMU Common Core
|
|
// Copyright (C) 2018 Texas Instruments Incorporated - https://www.ti.com/
|
|
|
|
#ifndef _TI_LMU_COMMON_H_
|
|
#define _TI_LMU_COMMON_H_
|
|
|
|
#include <linux/delay.h>
|
|
#include <linux/device.h>
|
|
#include <linux/init.h>
|
|
#include <linux/leds.h>
|
|
#include <linux/module.h>
|
|
#include <linux/regmap.h>
|
|
#include <linux/slab.h>
|
|
#include <uapi/linux/uleds.h>
|
|
|
|
#define LMU_11BIT_LSB_MASK (BIT(0) | BIT(1) | BIT(2))
|
|
#define LMU_11BIT_MSB_SHIFT 3
|
|
|
|
#define MAX_BRIGHTNESS_8BIT 255
|
|
#define MAX_BRIGHTNESS_11BIT 2047
|
|
|
|
struct ti_lmu_bank {
|
|
struct regmap *regmap;
|
|
|
|
int max_brightness;
|
|
|
|
u8 lsb_brightness_reg;
|
|
u8 msb_brightness_reg;
|
|
|
|
u8 runtime_ramp_reg;
|
|
u32 ramp_up_usec;
|
|
u32 ramp_down_usec;
|
|
};
|
|
|
|
int ti_lmu_common_set_brightness(struct ti_lmu_bank *lmu_bank, int brightness);
|
|
|
|
int ti_lmu_common_set_ramp(struct ti_lmu_bank *lmu_bank);
|
|
|
|
int ti_lmu_common_get_ramp_params(struct device *dev,
|
|
struct fwnode_handle *child,
|
|
struct ti_lmu_bank *lmu_data);
|
|
|
|
int ti_lmu_common_get_brt_res(struct device *dev, struct fwnode_handle *child,
|
|
struct ti_lmu_bank *lmu_data);
|
|
|
|
#endif /* _TI_LMU_COMMON_H_ */
|