FM / video

/usr/src/linux-headers-5.15.0-181/include/video/

/usr/src/linux-headers-5.15.0-181/include/video

Name	Size	Mode	Actions
atmel_lcdc.h	6298	0644	edit dl rm
aty128.h	13593	0644	edit dl rm
broadsheetfb.h	2169	0644	edit dl rm
cirrus.h	5801	0644	edit dl rm
cvisionppc.h	1577	0644	edit dl rm
da8xx-fb.h	2003	0644	edit dl rm
display_timing.h	3188	0644	edit dl rm
edid.h	228	0644	edit dl rm
gbe.h	10694	0644	edit dl rm
hecubafb.h	1540	0644	edit dl rm
ili9320.h	5794	0644	edit dl rm
imx-ipu-image-convert.h	6685	0644	edit dl rm
imx-ipu-v3.h	16777	0644	edit dl rm
kyro.h	2419	0644	edit dl rm
mach64.h	48059	0644	edit dl rm
maxinefb.h	1268	0644	edit dl rm
metronomefb.h	1520	0644	edit dl rm
mipi_display.h	5074	0644	edit dl rm
mmp_disp.h	7188	0644	edit dl rm
neomagic.h	5014	0644	edit dl rm
newport.h	19126	0644	edit dl rm
of_display_timing.h	814	0644	edit dl rm
of_videomode.h	367	0644	edit dl rm
omap-panel-data.h	1697	0644	edit dl rm
omapfb_dss.h	24479	0644	edit dl rm
omapvrfb.h	1833	0644	edit dl rm
permedia2.h	9175	0644	edit dl rm
platform_lcd.h	440	0644	edit dl rm
pm3fb.h	46399	0644	edit dl rm
pmag-ba-fb.h	1048	0644	edit dl rm
pmagb-b-fb.h	2400	0644	edit dl rm
pxa168fb.h	2593	0644	edit dl rm
radeon.h	111836	0644	edit dl rm
s1d13xxxfb.h	10188	0644	edit dl rm
sa1100fb.h	1294	0644	edit dl rm
samsung_fimd.h	17425	0644	edit dl rm
sh_mobile_lcdc.h	6135	0644	edit dl rm
sisfb.h	606	0644	edit dl rm
sstfb.h	11333	0644	edit dl rm
tdfx.h	5445	0644	edit dl rm
tgafb.h	7106	0644	edit dl rm
trident.h	3312	0644	edit dl rm
udlfb.h	2976	0644	edit dl rm
uvesafb.h	2920	0644	edit dl rm
vga.h	14053	0644	edit dl rm
videomode.h	1379	0644	edit dl rm
w100fb.h	3656	0644	edit dl rm

Edit: /usr/src/linux-headers-5.15.0-181/include/video/udlfb.h (2976B)

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef UDLFB_H
#define UDLFB_H

/*
 * TODO: Propose standard fb.h ioctl for reporting damage,
 * using _IOWR() and one of the existing area structs from fb.h
 * Consider these ioctls deprecated, but they're still used by the
 * DisplayLink X server as yet - need both to be modified in tandem
 * when new ioctl(s) are ready.
 */
#define DLFB_IOCTL_RETURN_EDID	 0xAD
#define DLFB_IOCTL_REPORT_DAMAGE 0xAA
struct dloarea {
	int x, y;
	int w, h;
	int x2, y2;
};

struct urb_node {
	struct list_head entry;
	struct dlfb_data *dlfb;
	struct urb *urb;
};

struct urb_list {
	struct list_head list;
	spinlock_t lock;
	struct semaphore limit_sem;
	int available;
	int count;
	size_t size;
};

struct dlfb_data {
	struct usb_device *udev;
	struct fb_info *info;
	struct urb_list urbs;
	char *backing_buffer;
	int fb_count;
	bool virtualized; /* true when physical usb device not present */
	atomic_t usb_active; /* 0 = update virtual buffer, but no usb traffic */
	atomic_t lost_pixels; /* 1 = a render op failed. Need screen refresh */
	char *edid; /* null until we read edid from hw or get from sysfs */
	size_t edid_size;
	int sku_pixel_limit;
	int base16;
	int base8;
	u32 pseudo_palette[256];
	int blank_mode; /*one of FB_BLANK_ */
	struct mutex render_mutex;
	int damage_x;
	int damage_y;
	int damage_x2;
	int damage_y2;
	spinlock_t damage_lock;
	struct work_struct damage_work;
	struct fb_ops ops;
	/* blit-only rendering path metrics, exposed through sysfs */
	atomic_t bytes_rendered; /* raw pixel-bytes driver asked to render */
	atomic_t bytes_identical; /* saved effort with backbuffer comparison */
	atomic_t bytes_sent; /* to usb, after compression including overhead */
	atomic_t cpu_kcycles_used; /* transpired during pixel processing */
	struct fb_var_screeninfo current_mode;
	struct list_head deferred_free;
};

#define NR_USB_REQUEST_I2C_SUB_IO 0x02
#define NR_USB_REQUEST_CHANNEL 0x12

/* -BULK_SIZE as per usb-skeleton. Can we get full page and avoid overhead? */
#define BULK_SIZE 512
#define MAX_TRANSFER (PAGE_SIZE*16 - BULK_SIZE)
#define WRITES_IN_FLIGHT (4)

#define MAX_VENDOR_DESCRIPTOR_SIZE 256

#define GET_URB_TIMEOUT	HZ
#define FREE_URB_TIMEOUT (HZ*2)

#define BPP                     2
#define MAX_CMD_PIXELS		255

#define RLX_HEADER_BYTES	7
#define MIN_RLX_PIX_BYTES       4
#define MIN_RLX_CMD_BYTES	(RLX_HEADER_BYTES + MIN_RLX_PIX_BYTES)

#define RLE_HEADER_BYTES	6
#define MIN_RLE_PIX_BYTES	3
#define MIN_RLE_CMD_BYTES	(RLE_HEADER_BYTES + MIN_RLE_PIX_BYTES)

#define RAW_HEADER_BYTES	6
#define MIN_RAW_PIX_BYTES	2
#define MIN_RAW_CMD_BYTES	(RAW_HEADER_BYTES + MIN_RAW_PIX_BYTES)

#define DL_DEFIO_WRITE_DELAY    msecs_to_jiffies(HZ <= 300 ? 4 : 10) /* optimal value for 720p video */
#define DL_DEFIO_WRITE_DISABLE  (HZ*60) /* "disable" with long delay */

/* remove these once align.h patch is taken into kernel */
#define DL_ALIGN_UP(x, a) ALIGN(x, a)
#define DL_ALIGN_DOWN(x, a) ALIGN_DOWN(x, a)

#endif

cmd: