fb_find_best_mode identifier - Linux source code next-20260811

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FIXME
- FIXME
  - next-20260811

Documented in 1 files:

drivers/video/fbdev/core/modedb.c, line 946

Defined in 1 files as a prototype:

include/linux/fb.h, line 826 (as a prototype)

Defined in 1 files as a function:

drivers/video/fbdev/core/modedb.c, line 963 (as a function)

Referenced in 9 files:

Smatch caller information:

drivers/video/fbdev/uvesafb.c uvesafb_check_limits() -> fb_find_best_mode()

Type	Parameter	Key	Value
PARAM_VALUE	0	var	4096-ptr_max
PARAM_VALUE	0	var->xres	0-u16max
PARAM_VALUE	0	var->yres	0-u16max
PARAM_VALUE	1	head	4096-ptr_max
DATA_SOURCE	0	var	$0
STR_LEN	0	var	(-1),10,12-14,30
STR_LEN	0	var	(-1),10,12-14,30
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	var->blue.msb_right	0-u32max
HOST_DATA	0	var->green.msb_right	0-u32max
HOST_DATA	0	var->hsync_len	1-256[c]
HOST_DATA	0	var->left_margin	0-4094,4294967040-u32max[c]
HOST_DATA	0	var->lower_margin	0-4095,4294963201-u32max[c]
HOST_DATA	0	var->pixclock	1-64000000[c]
HOST_DATA	0	var->red.msb_right	0-u32max
HOST_DATA	0	var->right_margin	0-u16max,4294963201-u32max[c]
HOST_DATA	0	var->transp.msb_right	0-u32max
HOST_DATA	0	var->upper_margin	0-4094,4294967232-u32max[c]
HOST_DATA	0	var->vsync_len	1-64[c]
USER_DATA	0	var->accel_flags	0-u32max
USER_DATA	0	var->activate	0-u32max[c]
USER_DATA	0	var->blue.msb_right	0-u32max
USER_DATA	0	var->colorspace	0-u32max
USER_DATA	0	var->grayscale	0-u32max
USER_DATA	0	var->green.msb_right	0-u32max
USER_DATA	0	var->height	0-u32max
USER_DATA	0	var->hsync_len	0-u32max
USER_DATA	0	var->left_margin	0-u32max
USER_DATA	0	var->lower_margin	0-u32max
USER_DATA	0	var->nonstd	0-u32max
USER_DATA	0	var->pixclock	1-u32max
USER_DATA	0	var->red.msb_right	0-u32max
USER_DATA	0	var->right_margin	0-u32max
USER_DATA	0	var->rotate	0-u32max
USER_DATA	0	var->transp.msb_right	0-u32max
USER_DATA	0	var->upper_margin	0-u32max
USER_DATA	0	var->vsync_len	0-u32max
USER_DATA	0	var->width	0-u32max
USER_PTR	0	var->reserved
HALF_LOCKED2		&info->lock

drivers/video/fbdev/uvesafb.c uvesafb_vbe_init_mode() -> fb_find_best_mode()

Type	Parameter	Key	Value
PARAM_VALUE	0	var	4096-ptr_max
PARAM_VALUE	0	var->xres	640
PARAM_VALUE	0	var->yres	480
PARAM_VALUE	1	head	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING

drivers/video/fbdev/core/fbcon.c fbcon_resize() -> fb_find_best_mode()

Type	Parameter	Key	Value
PARAM_VALUE	0	var	7323796834300264448
PARAM_VALUE	1	head	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	var->xres	2-4194176[c]
USER_DATA	0	var->yres	2-4194176[c]
HALF_LOCKED2		global &console_sem

drivers/video/fbdev/pxa168fb.c pxa168fb_init_mode() -> fb_find_best_mode()

Type	Parameter	Key	Value
PARAM_VALUE	0	var	4096-ptr_max
PARAM_VALUE	1	head	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING

drivers/video/fbdev/savage/savagefb_driver.c savagefb_check_var() -> fb_find_best_mode()

Type	Parameter	Key	Value
PARAM_VALUE	0	var	4096-ptr_max
PARAM_VALUE	1	head	4096-ptr_max
DATA_SOURCE	0	var	$0
STR_LEN	0	var	(-1),10,12-14,30
STR_LEN	0	var	(-1),10,12-14,30
BIT_INFO	0	var->blue.length	0x0,0xd
BIT_INFO	0	var->green.length	0x0,0xe
BIT_INFO	0	var->green.offset	0x0,0xd
BIT_INFO	0	var->red.length	0x0,0xd
BIT_INFO	0	var->red.offset	0x0,0x1b
BIT_INFO	0	var->transp.length	0x0,0x8
BIT_INFO	0	var->transp.offset	0x0,0x18
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	var->blue.msb_right	0-u32max
HOST_DATA	0	var->green.msb_right	0-u32max
HOST_DATA	0	var->hsync_len	1-256[c]
HOST_DATA	0	var->left_margin	0-4094,4294967040-u32max[c]
HOST_DATA	0	var->lower_margin	0-4095,4294963201-u32max[c]
HOST_DATA	0	var->pixclock	1-64000000[c]
HOST_DATA	0	var->red.msb_right	0-u32max
HOST_DATA	0	var->right_margin	0-u16max,4294963201-u32max[c]
HOST_DATA	0	var->transp.msb_right	0-u32max
HOST_DATA	0	var->upper_margin	0-4094,4294967232-u32max[c]
HOST_DATA	0	var->vsync_len	1-64[c]
HOST_DATA	0	var->xres	1-u32max
HOST_DATA	0	var->xres_virtual	0-u32max
HOST_DATA	0	var->yres	1-u32max
HOST_DATA	0	var->yres_virtual	1-4096[c]
USER_DATA	0	var->accel_flags	0-u32max
USER_DATA	0	var->activate	0-u32max[c]
USER_DATA	0	var->bits_per_pixel	8,16,32
USER_DATA	0	var->blue.length	8
USER_DATA	0	var->blue.msb_right	0-u32max
USER_DATA	0	var->colorspace	0-u32max
USER_DATA	0	var->grayscale	0-u32max
USER_DATA	0	var->green.msb_right	0-u32max
USER_DATA	0	var->height	0-u32max
USER_DATA	0	var->hsync_len	0-u32max
USER_DATA	0	var->left_margin	0-u32max
USER_DATA	0	var->lower_margin	0-u32max
USER_DATA	0	var->nonstd	0-u32max
USER_DATA	0	var->pixclock	1-u32max
USER_DATA	0	var->red.msb_right	0-u32max
USER_DATA	0	var->right_margin	0-u32max
USER_DATA	0	var->rotate	0-u32max
USER_DATA	0	var->sync	0-u32max
USER_DATA	0	var->transp.msb_right	0-u32max
USER_DATA	0	var->upper_margin	0-u32max
USER_DATA	0	var->vmode	0-u32max
USER_DATA	0	var->vsync_len	0-u32max
USER_DATA	0	var->width	0-u32max
USER_DATA	0	var->xoffset	0-u32max
USER_DATA	0	var->xres	1-u32max
USER_DATA	0	var->xres_virtual	0-u32max
USER_DATA	0	var->yoffset	0-u32max
USER_DATA	0	var->yres	1-u32max
USER_DATA	0	var->yres_virtual	0-u32max
USER_PTR	0	var->reserved

drivers/video/fbdev/mmp/fb/mmpfb.c var_update() -> fb_find_best_mode()

Type	Parameter	Key	Value
PARAM_VALUE	0	var	4096-ptr_max
PARAM_VALUE	1	head	4096-ptr_max
BUF_SIZE	0	var	160
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	var->blue.msb_right	0-u32max
HOST_DATA	0	var->green.msb_right	0-u32max
HOST_DATA	0	var->red.msb_right	0-u32max
HOST_DATA	0	var->transp.msb_right	0-u32max
HOST_DATA	0	var->xres	8-u32max[c]
HOST_DATA	0	var->xres_virtual	8-u32max
HOST_DATA	0	var->yres	8-s32max[c]
NO_OVERFLOW_SIMPLE	0	var->xres
NO_OVERFLOW_SIMPLE	0	var->xres_virtual
NO_OVERFLOW_SIMPLE	0	var->yres
NO_OVERFLOW_SIMPLE	0	var->yres_virtual
USER_PTR	0	var->reserved
HALF_LOCKED2		&info->lock
HALF_LOCKED2		&minfo->crtc2.lock

drivers/video/fbdev/core/modedb.c fb_find_best_display() -> fb_find_best_mode()

Type	Parameter	Key	Value
PARAM_VALUE	0	var	1921794045093982208
PARAM_VALUE	0	var->xres	28-7228
PARAM_VALUE	0	var->yres	28-7228
PARAM_VALUE	1	head	4096-ptr_max
PARAM_VALUE	1	head->next	1-u64max
CAPPED_DATA	1	head	1
DATA_SOURCE	1	head	$1
PARAM_COMPARE	1	head	!= $1->next
PARAM_COMPARE	1	head	!= $1->next
MEM_ZERO	0	var
RX_PATH
TASK_NOT_RUNNING

drivers/video/fbdev/nvidia/nvidia.c nvidiafb_check_var() -> fb_find_best_mode()

Type	Parameter	Key	Value
PARAM_VALUE	0	var	4096-ptr_max
PARAM_VALUE	0	var->xres	0,8-u32max
PARAM_VALUE	1	head	4096-ptr_max
DATA_SOURCE	0	var	$0
STR_LEN	0	var	(-1),10,12-14,30
STR_LEN	0	var	(-1),10,12-14,30
BIT_INFO	0	var->bits_per_pixel	0x0,0x38
BIT_INFO	0	var->blue.length	0x0,0xd
BIT_INFO	0	var->green.offset	0x0,0xd
BIT_INFO	0	var->red.length	0x0,0xd
BIT_INFO	0	var->transp.length	0x0,0x9
BIT_INFO	0	var->xres	0x0,0xfffffff8
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	var->hsync_len	1-256[c]
HOST_DATA	0	var->left_margin	0-4094,4294967040-u32max[c]
HOST_DATA	0	var->lower_margin	0-4095,4294963201-u32max[c]
HOST_DATA	0	var->pixclock	1-64000000[c]
HOST_DATA	0	var->right_margin	0-u16max,4294963201-u32max[c]
HOST_DATA	0	var->upper_margin	0-4094,4294967232-u32max[c]
HOST_DATA	0	var->vsync_len	1-64[c]
HOST_DATA	0	var->xres	0,8-u32max[c]
HOST_DATA	0	var->xres_virtual	0-u32max
HOST_DATA	0	var->yres	1-u32max
HOST_DATA	0	var->yres_virtual	1-4096[c]
USER_DATA	0	var->accel_flags	0-u32max
USER_DATA	0	var->activate	0-u32max[c]
USER_DATA	0	var->colorspace	0-u32max
USER_DATA	0	var->grayscale	0-u32max
USER_DATA	0	var->height	0-u32max
USER_DATA	0	var->hsync_len	0-u32max
USER_DATA	0	var->left_margin	0-u32max
USER_DATA	0	var->lower_margin	0-u32max
USER_DATA	0	var->nonstd	0-u32max
USER_DATA	0	var->pixclock	1-u32max
USER_DATA	0	var->right_margin	0-u32max
USER_DATA	0	var->rotate	0-u32max
USER_DATA	0	var->sync	0-u32max
USER_DATA	0	var->upper_margin	0-u32max
USER_DATA	0	var->vmode	0-u32max
USER_DATA	0	var->vsync_len	0-u32max
USER_DATA	0	var->width	0-u32max
USER_DATA	0	var->xoffset	0-u32max
USER_DATA	0	var->xres	0,8-u32max[c]
USER_DATA	0	var->xres_virtual	0-u32max
USER_DATA	0	var->yoffset	0-u32max
USER_DATA	0	var->yres	1-u32max
USER_DATA	0	var->yres_virtual	0-u32max
USER_PTR	0	var->reserved

drivers/video/fbdev/nvidia/nvidia.c nvidiafb_check_var() -> fb_find_best_mode()

Type	Parameter	Key	Value
PARAM_VALUE	0	var	4096-ptr_max
PARAM_VALUE	0	var->xres	1-u32max
PARAM_VALUE	0	var->yres	1-u32max
PARAM_VALUE	1	head	4096-ptr_max
CAPPED_DATA	0	var->xres	1
CAPPED_DATA	0	var->yres	1
DATA_SOURCE	0	var	$0
STR_LEN	0	var	(-1),10,12-14,30
STR_LEN	0	var	(-1),10,12-14,30
BIT_INFO	0	var->bits_per_pixel	0x0,0x38
BIT_INFO	0	var->blue.length	0x0,0xd
BIT_INFO	0	var->green.offset	0x0,0xd
BIT_INFO	0	var->red.length	0x0,0xd
BIT_INFO	0	var->transp.length	0x0,0x9
BIT_INFO	0	var->xres	0x0,0x7fffffff
BIT_INFO	0	var->yres	0x0,0x7fffffff
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	var->hsync_len	1-256[c]
HOST_DATA	0	var->left_margin	0-4094,4294967040-u32max[c]
HOST_DATA	0	var->lower_margin	0-4095,4294963201-u32max[c]
HOST_DATA	0	var->pixclock	1-64000000,123456789[c]
HOST_DATA	0	var->right_margin	0-u16max,4294963201-u32max[c]
HOST_DATA	0	var->upper_margin	0-4094,4294967232-u32max[c]
HOST_DATA	0	var->vsync_len	1-64[c]
HOST_DATA	0	var->xres_virtual	0-u32max
HOST_DATA	0	var->yres_virtual	1-4096[c]
USER_DATA	0	var->accel_flags	0-u32max
USER_DATA	0	var->activate	0-u32max[c]
USER_DATA	0	var->colorspace	0-u32max
USER_DATA	0	var->grayscale	0-u32max
USER_DATA	0	var->height	0-u32max
USER_DATA	0	var->hsync_len	0-u32max
USER_DATA	0	var->left_margin	0-u32max
USER_DATA	0	var->lower_margin	0-u32max
USER_DATA	0	var->nonstd	0-u32max
USER_DATA	0	var->pixclock	1-u32max
USER_DATA	0	var->right_margin	0-u32max
USER_DATA	0	var->rotate	0-u32max
USER_DATA	0	var->sync	0-u32max
USER_DATA	0	var->upper_margin	0-u32max
USER_DATA	0	var->vmode	0-u32max
USER_DATA	0	var->vsync_len	0-u32max
USER_DATA	0	var->width	0-u32max
USER_DATA	0	var->xoffset	0-u32max
USER_DATA	0	var->xres_virtual	0-u32max
USER_DATA	0	var->yoffset	0-u32max
USER_DATA	0	var->yres_virtual	0-u32max
USER_PTR	0	var->reserved

drivers/video/fbdev/riva/fbdev.c rivafb_check_var() -> fb_find_best_mode()

Type	Parameter	Key	Value
PARAM_VALUE	0	var	4096-ptr_max
PARAM_VALUE	1	head	4096-ptr_max
DATA_SOURCE	0	var	$0
STR_LEN	0	var	(-1),10,12-14,30
STR_LEN	0	var	(-1),10,12-14,30
BIT_INFO	0	var->bits_per_pixel	0x0,0x38
BIT_INFO	0	var->blue.length	0x0,0xd
BIT_INFO	0	var->green.offset	0x0,0xd
BIT_INFO	0	var->red.length	0x0,0xd
BIT_INFO	0	var->red.offset	0x0,0x1b
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	var->blue.msb_right	0-u32max
HOST_DATA	0	var->green.msb_right	0-u32max
HOST_DATA	0	var->hsync_len	1-256[c]
HOST_DATA	0	var->left_margin	0-4094,4294967040-u32max[c]
HOST_DATA	0	var->lower_margin	0-4095,4294963201-u32max[c]
HOST_DATA	0	var->pixclock	1-64000000[c]
HOST_DATA	0	var->red.msb_right	0-u32max
HOST_DATA	0	var->right_margin	0-u16max,4294963201-u32max[c]
HOST_DATA	0	var->transp.length	0-u32max
HOST_DATA	0	var->transp.msb_right	0-u32max
HOST_DATA	0	var->transp.offset	0-u32max
HOST_DATA	0	var->upper_margin	0-4094,4294967232-u32max[c]
HOST_DATA	0	var->vsync_len	1-64[c]
HOST_DATA	0	var->xres	1-u32max
HOST_DATA	0	var->xres_virtual	0-u32max
HOST_DATA	0	var->yres	1-u32max
HOST_DATA	0	var->yres_virtual	1-4096[c]
USER_DATA	0	var->accel_flags	0-u32max
USER_DATA	0	var->activate	0-u32max[c]
USER_DATA	0	var->blue.msb_right	0-u32max
USER_DATA	0	var->colorspace	0-u32max
USER_DATA	0	var->grayscale	0-u32max
USER_DATA	0	var->green.msb_right	0-u32max
USER_DATA	0	var->height	0-u32max
USER_DATA	0	var->hsync_len	0-u32max
USER_DATA	0	var->left_margin	0-u32max
USER_DATA	0	var->lower_margin	0-u32max
USER_DATA	0	var->nonstd	0-u32max
USER_DATA	0	var->pixclock	1-u32max
USER_DATA	0	var->red.msb_right	0-u32max
USER_DATA	0	var->right_margin	0-u32max
USER_DATA	0	var->rotate	0-u32max
USER_DATA	0	var->sync	0-u32max
USER_DATA	0	var->transp.length	0-u32max
USER_DATA	0	var->transp.msb_right	0-u32max
USER_DATA	0	var->transp.offset	0-u32max
USER_DATA	0	var->upper_margin	0-u32max
USER_DATA	0	var->vmode	0-u32max
USER_DATA	0	var->vsync_len	0-u32max
USER_DATA	0	var->width	0-u32max
USER_DATA	0	var->xoffset	0-u32max
USER_DATA	0	var->xres	1-u32max
USER_DATA	0	var->xres_virtual	0-u32max
USER_DATA	0	var->yoffset	0-u32max
USER_DATA	0	var->yres	1-u32max
USER_DATA	0	var->yres_virtual	0-u32max
USER_PTR	0	var->reserved