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i # SPDX-License-Identifier: GPL-2.0-only
obj-$(CONFIG_SAMPLE_KOBJECT) += kobject-example.o kset-example.o
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835_I|+ C /* SPDX-License-Identifier: GPL-2.0 */
/* linux/spi/ad7877.h */
/* Touchscreen characteristics vary between boards and models. The
* platform_data for the device's "struct device" holds this information.
*
* It's OK if the min/max values are zero.
*/
struct ad7877_platform_data {
u16 model; /* 7877 */
u16 vref_delay_usecs; /* 0 for external vref; etc */
u16 x_plate_ohms;
u16 y_plate_ohms;
u16 x_min, x_max;
u16 y_min, y_max;
u16 pressure_min, pressure_max;
u8 stopacq_polarity; /* 1 = Active HIGH, 0 = Active LOW */
u8 first_conversion_delay; /* 0 = 0.5us, 1 = 128us, 2 = 1ms, 3 = 8ms */
u8 acquisition_time; /* 0 = 2us, 1 = 4us, 2 = 8us, 3 = 16us */
u8 averaging; /* 0 = 1, 1 = 4, 2 = 8, 3 = 16 */
u8 pen_down_acc_interval; /* 0 = covert once, 1 = every 0.5 ms,
2 = ever 1 ms, 3 = every 8 ms,*/
};
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Index of /FSS-OZR/root/sys/dev/char/4:3/subsystem/tty37/power
Index of /FSS-OZR/root/sys/dev/char/4:3/subsystem/tty37/power
s d /* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_GENERIC_FB_H_
#define __ASM_GENERIC_FB_H_
/*
* Only include this header file from your architecture's .
*/
#include
#include
#include
#include
struct device;
#ifndef pgprot_framebuffer
#define pgprot_framebuffer pgprot_framebuffer
static inline pgprot_t pgprot_framebuffer(pgprot_t prot,
unsigned long vm_start, unsigned long vm_end,
unsigned long offset)
{
return pgprot_writecombine(prot);
}
#endif
#ifndef video_is_primary_device
#define video_is_primary_device video_is_primary_device
static inline bool video_is_primary_device(struct device *dev)
{
return false;
}
#endif
/*
* I/O helpers for the framebuffer. Prefer these functions over their
* regular counterparts. The regular I/O functions provide in-order
* access and swap bytes to/from little-endian ordering. Neither is
* required for framebuffers. Instead, the helpers read and write
* raw framebuffer data. Independent operations can be reordered for
* improved performance.
*/
#ifndef fb_readb
static inline u8 fb_readb(const volatile void __iomem *addr)
{