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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 2 files:

Smatch caller information:

drivers/gpu/drm/drm_fbdev_shmem.c drm_fbdev_shmem_defio_read() -> fb_sys_read()

Type Parameter Key Value
PARAM_VALUE 0 info 4096-ptr_max
PARAM_VALUE 0 info->fbops 4096-ptr_max
PARAM_VALUE 0 info->fbops->fb_read 1-u64max
PARAM_VALUE 0 info->state 0
PARAM_VALUE 2 count 0-1000000000,2147479552
PARAM_VALUE 3 *ppos 0-1000000000
BUF_SIZE 3 ppos (-1),8
BUF_SIZE 3 ppos (-1),8
CAPPED_DATA 0 info 1
CAPPED_DATA 1 buf 1
DATA_SOURCE 0 info $0
DATA_SOURCE 1 buf $1
DATA_SOURCE 2 count $2
DATA_SOURCE 3 ppos $3
FUZZY_MAX 2 count 2147479552
USER_DATA 1 buf 0-u64max[c]
USER_DATA 2 count 0-1000000000
USER_DATA 3 *ppos 0-1000000000
USER_PTR 3 ppos

drivers/video/fbdev/broadsheetfb.c broadsheetfb_defio_read() -> fb_sys_read()

Type Parameter Key Value
PARAM_VALUE 0 info 4096-ptr_max
PARAM_VALUE 0 info->fbops 4096-ptr_max
PARAM_VALUE 0 info->fbops->fb_read 1-u64max
PARAM_VALUE 0 info->state 0
PARAM_VALUE 2 count 0-1000000000,2147479552
PARAM_VALUE 3 *ppos 0-1000000000
BUF_SIZE 3 ppos (-1),8
BUF_SIZE 3 ppos (-1),8
CAPPED_DATA 0 info 1
CAPPED_DATA 1 buf 1
DATA_SOURCE 0 info $0
DATA_SOURCE 1 buf $1
DATA_SOURCE 2 count $2
DATA_SOURCE 3 ppos $3
FUZZY_MAX 2 count 2147479552
USER_DATA 1 buf 0-u64max[c]
USER_DATA 2 count 0-1000000000
USER_DATA 3 *ppos 0-1000000000
USER_PTR 3 ppos

drivers/gpu/drm/drm_fbdev_ttm.c drm_fbdev_ttm_defio_read() -> fb_sys_read()

Type Parameter Key Value
PARAM_VALUE 0 info 4096-ptr_max
PARAM_VALUE 0 info->fbops 4096-ptr_max
PARAM_VALUE 0 info->fbops->fb_read 1-u64max
PARAM_VALUE 0 info->state 0
PARAM_VALUE 2 count 0-1000000000,2147479552
PARAM_VALUE 3 *ppos 0-1000000000
BUF_SIZE 3 ppos (-1),8
BUF_SIZE 3 ppos (-1),8
CAPPED_DATA 0 info 1
CAPPED_DATA 1 buf 1
DATA_SOURCE 0 info $0
DATA_SOURCE 1 buf $1
DATA_SOURCE 2 count $2
DATA_SOURCE 3 ppos $3
FUZZY_MAX 2 count 2147479552
USER_DATA 1 buf 0-u64max[c]
USER_DATA 2 count 0-1000000000
USER_DATA 3 *ppos 0-1000000000
USER_PTR 3 ppos

drivers/staging/fbtft/fbtft-core.c fbtft_ops_defio_read() -> fb_sys_read()

Type Parameter Key Value
PARAM_VALUE 0 info 4096-ptr_max
PARAM_VALUE 0 info->fbops 4096-ptr_max
PARAM_VALUE 0 info->fbops->fb_read 1-u64max
PARAM_VALUE 0 info->state 0
PARAM_VALUE 2 count 0-1000000000,2147479552
PARAM_VALUE 3 *ppos 0-1000000000
BUF_SIZE 3 ppos (-1),8
BUF_SIZE 3 ppos (-1),8
CAPPED_DATA 0 info 1
CAPPED_DATA 1 buf 1
DATA_SOURCE 0 info $0
DATA_SOURCE 1 buf $1
DATA_SOURCE 2 count $2
DATA_SOURCE 3 ppos $3
FUZZY_MAX 2 count 2147479552
USER_DATA 1 buf 0-u64max[c]
USER_DATA 2 count 0-1000000000
USER_DATA 3 *ppos 0-1000000000
USER_PTR 3 ppos

drivers/gpu/drm/omapdrm/omap_fbdev.c omap_fbdev_defio_read() -> fb_sys_read()

Type Parameter Key Value
PARAM_VALUE 0 info 4096-ptr_max
PARAM_VALUE 0 info->fbops 4096-ptr_max
PARAM_VALUE 0 info->fbops->fb_read 1-u64max
PARAM_VALUE 0 info->state 0
PARAM_VALUE 2 count 0-1000000000,2147479552
PARAM_VALUE 3 *ppos 0-1000000000
BUF_SIZE 3 ppos (-1),8
BUF_SIZE 3 ppos (-1),8
CAPPED_DATA 0 info 1
CAPPED_DATA 1 buf 1
DATA_SOURCE 0 info $0
DATA_SOURCE 1 buf $1
DATA_SOURCE 2 count $2
DATA_SOURCE 3 ppos $3
FUZZY_MAX 2 count 2147479552
USER_DATA 1 buf 0-u64max[c]
USER_DATA 2 count 0-1000000000
USER_DATA 3 *ppos 0-1000000000
USER_PTR 3 ppos

drivers/video/fbdev/arcfb.c arcfb_defio_read() -> fb_sys_read()

Type Parameter Key Value
PARAM_VALUE 0 info 4096-ptr_max
PARAM_VALUE 0 info->fbops 4096-ptr_max
PARAM_VALUE 0 info->fbops->fb_read 1-u64max
PARAM_VALUE 0 info->state 0
PARAM_VALUE 2 count 0-1000000000,2147479552
PARAM_VALUE 3 *ppos 0-1000000000
BUF_SIZE 3 ppos (-1),8
BUF_SIZE 3 ppos (-1),8
CAPPED_DATA 0 info 1
CAPPED_DATA 1 buf 1
DATA_SOURCE 0 info $0
DATA_SOURCE 1 buf $1
DATA_SOURCE 2 count $2
DATA_SOURCE 3 ppos $3
FUZZY_MAX 2 count 2147479552
USER_DATA 1 buf 0-u64max[c]
USER_DATA 2 count 0-1000000000
USER_DATA 3 *ppos 0-1000000000
USER_PTR 3 ppos

drivers/video/fbdev/udlfb.c dlfb_ops_defio_read() -> fb_sys_read()

Type Parameter Key Value
PARAM_VALUE 0 info 4096-ptr_max
PARAM_VALUE 0 info->fbops 4096-ptr_max
PARAM_VALUE 0 info->fbops->fb_read 1-u64max
PARAM_VALUE 0 info->state 0
PARAM_VALUE 2 count 0-1000000000,2147479552
PARAM_VALUE 3 *ppos 0-1000000000
BUF_SIZE 3 ppos (-1),8
BUF_SIZE 3 ppos (-1),8
CAPPED_DATA 0 info 1
CAPPED_DATA 1 buf 1
DATA_SOURCE 0 info $0
DATA_SOURCE 1 buf $1
DATA_SOURCE 2 count $2
DATA_SOURCE 3 ppos $3
FUZZY_MAX 2 count 2147479552
USER_DATA 1 buf 0-u64max[c]
USER_DATA 2 count 0-1000000000
USER_DATA 3 *ppos 0-1000000000
USER_PTR 3 ppos

drivers/gpu/drm/drm_fbdev_dma.c drm_fbdev_dma_shadowed_defio_read() -> fb_sys_read()

Type Parameter Key Value
PARAM_VALUE 0 info 4096-ptr_max
PARAM_VALUE 0 info->fbops 4096-ptr_max
PARAM_VALUE 0 info->fbops->fb_read 1-u64max
PARAM_VALUE 0 info->state 0
PARAM_VALUE 2 count 0-1000000000,2147479552
PARAM_VALUE 3 *ppos 0-1000000000
BUF_SIZE 3 ppos (-1),8
BUF_SIZE 3 ppos (-1),8
CAPPED_DATA 0 info 1
CAPPED_DATA 1 buf 1
DATA_SOURCE 0 info $0
DATA_SOURCE 1 buf $1
DATA_SOURCE 2 count $2
DATA_SOURCE 3 ppos $3
FUZZY_MAX 2 count 2147479552
USER_DATA 1 buf 0-u64max[c]
USER_DATA 2 count 0-1000000000
USER_DATA 3 *ppos 0-1000000000
USER_PTR 3 ppos

drivers/video/fbdev/hecubafb.c hecubafb_defio_read() -> fb_sys_read()

Type Parameter Key Value
PARAM_VALUE 0 info 4096-ptr_max
PARAM_VALUE 0 info->fbops 4096-ptr_max
PARAM_VALUE 0 info->fbops->fb_read 1-u64max
PARAM_VALUE 0 info->state 0
PARAM_VALUE 2 count 0-1000000000,2147479552
PARAM_VALUE 3 *ppos 0-1000000000
BUF_SIZE 3 ppos (-1),8
BUF_SIZE 3 ppos (-1),8
CAPPED_DATA 0 info 1
CAPPED_DATA 1 buf 1
DATA_SOURCE 0 info $0
DATA_SOURCE 1 buf $1
DATA_SOURCE 2 count $2
DATA_SOURCE 3 ppos $3
FUZZY_MAX 2 count 2147479552
USER_DATA 1 buf 0-u64max[c]
USER_DATA 2 count 0-1000000000
USER_DATA 3 *ppos 0-1000000000
USER_PTR 3 ppos

drivers/video/fbdev/xen-fbfront.c xenfb_defio_read() -> fb_sys_read()

Type Parameter Key Value
PARAM_VALUE 0 info 4096-ptr_max
PARAM_VALUE 0 info->fbops 4096-ptr_max
PARAM_VALUE 0 info->fbops->fb_read 1-u64max
PARAM_VALUE 0 info->state 0
PARAM_VALUE 2 count 0-1000000000,2147479552
PARAM_VALUE 3 *ppos 0-1000000000
BUF_SIZE 3 ppos (-1),8
BUF_SIZE 3 ppos (-1),8
CAPPED_DATA 0 info 1
CAPPED_DATA 1 buf 1
DATA_SOURCE 0 info $0
DATA_SOURCE 1 buf $1
DATA_SOURCE 2 count $2
DATA_SOURCE 3 ppos $3
FUZZY_MAX 2 count 2147479552
USER_DATA 1 buf 0-u64max[c]
USER_DATA 2 count 0-1000000000
USER_DATA 3 *ppos 0-1000000000
USER_PTR 3 ppos

drivers/video/fbdev/metronomefb.c metronomefb_defio_read() -> fb_sys_read()

Type Parameter Key Value
PARAM_VALUE 0 info 4096-ptr_max
PARAM_VALUE 0 info->fbops 4096-ptr_max
PARAM_VALUE 0 info->fbops->fb_read 1-u64max
PARAM_VALUE 0 info->state 0
PARAM_VALUE 2 count 0-1000000000,2147479552
PARAM_VALUE 3 *ppos 0-1000000000
BUF_SIZE 3 ppos (-1),8
BUF_SIZE 3 ppos (-1),8
CAPPED_DATA 0 info 1
CAPPED_DATA 1 buf 1
DATA_SOURCE 0 info $0
DATA_SOURCE 1 buf $1
DATA_SOURCE 2 count $2
DATA_SOURCE 3 ppos $3
FUZZY_MAX 2 count 2147479552
USER_DATA 1 buf 0-u64max[c]
USER_DATA 2 count 0-1000000000
USER_DATA 3 *ppos 0-1000000000
USER_PTR 3 ppos

drivers/gpu/drm/msm/msm_fbdev.c msm_fbdev_defio_read() -> fb_sys_read()

Type Parameter Key Value
PARAM_VALUE 0 info 4096-ptr_max
PARAM_VALUE 0 info->fbops 4096-ptr_max
PARAM_VALUE 0 info->fbops->fb_read 1-u64max
PARAM_VALUE 0 info->state 0
PARAM_VALUE 2 count 0-1000000000,2147479552
PARAM_VALUE 3 *ppos 0-1000000000
BUF_SIZE 3 ppos (-1),8
BUF_SIZE 3 ppos (-1),8
CAPPED_DATA 0 info 1
CAPPED_DATA 1 buf 1
DATA_SOURCE 0 info $0
DATA_SOURCE 1 buf $1
DATA_SOURCE 2 count $2
DATA_SOURCE 3 ppos $3
FUZZY_MAX 2 count 2147479552
USER_DATA 1 buf 0-u64max[c]
USER_DATA 2 count 0-1000000000
USER_DATA 3 *ppos 0-1000000000
USER_PTR 3 ppos

drivers/hid/hid-picolcd_fb.c picolcdfb_ops_defio_read() -> fb_sys_read()

Type Parameter Key Value
PARAM_VALUE 0 info 4096-ptr_max
PARAM_VALUE 0 info->fbops 4096-ptr_max
PARAM_VALUE 0 info->fbops->fb_read 1-u64max
PARAM_VALUE 0 info->state 0
PARAM_VALUE 2 count 0-1000000000,2147479552
PARAM_VALUE 3 *ppos 0-1000000000
BUF_SIZE 3 ppos (-1),8
BUF_SIZE 3 ppos (-1),8
CAPPED_DATA 0 info 1
CAPPED_DATA 1 buf 1
DATA_SOURCE 0 info $0
DATA_SOURCE 1 buf $1
DATA_SOURCE 2 count $2
DATA_SOURCE 3 ppos $3
FUZZY_MAX 2 count 2147479552
USER_DATA 1 buf 0-u64max[c]
USER_DATA 2 count 0-1000000000
USER_DATA 3 *ppos 0-1000000000
USER_PTR 3 ppos

drivers/video/fbdev/ssd1307fb.c ssd1307fb_defio_read() -> fb_sys_read()

Type Parameter Key Value
PARAM_VALUE 0 info 4096-ptr_max
PARAM_VALUE 0 info->fbops 4096-ptr_max
PARAM_VALUE 0 info->fbops->fb_read 1-u64max
PARAM_VALUE 0 info->state 0
PARAM_VALUE 2 count 0-1000000000,2147479552
PARAM_VALUE 3 *ppos 0-1000000000
BUF_SIZE 3 ppos (-1),8
BUF_SIZE 3 ppos (-1),8
CAPPED_DATA 0 info 1
CAPPED_DATA 1 buf 1
DATA_SOURCE 0 info $0
DATA_SOURCE 1 buf $1
DATA_SOURCE 2 count $2
DATA_SOURCE 3 ppos $3
FUZZY_MAX 2 count 2147479552
USER_DATA 1 buf 0-u64max[c]
USER_DATA 2 count 0-1000000000
USER_DATA 3 *ppos 0-1000000000
USER_PTR 3 ppos

drivers/video/fbdev/smscufx.c ufx_ops_defio_read() -> fb_sys_read()

Type Parameter Key Value
PARAM_VALUE 0 info 4096-ptr_max
PARAM_VALUE 0 info->fbops 4096-ptr_max
PARAM_VALUE 0 info->fbops->fb_read 1-u64max
PARAM_VALUE 0 info->state 0
PARAM_VALUE 2 count 0-1000000000,2147479552
PARAM_VALUE 3 *ppos 0-1000000000
BUF_SIZE 3 ppos (-1),8
BUF_SIZE 3 ppos (-1),8
CAPPED_DATA 0 info 1
CAPPED_DATA 1 buf 1
DATA_SOURCE 0 info $0
DATA_SOURCE 1 buf $1
DATA_SOURCE 2 count $2
DATA_SOURCE 3 ppos $3
FUZZY_MAX 2 count 2147479552
USER_DATA 1 buf 0-u64max[c]
USER_DATA 2 count 0-1000000000
USER_DATA 3 *ppos 0-1000000000
USER_PTR 3 ppos

drivers/video/fbdev/core/fb_chrdev.c fb_read() -> (struct fb_ops)->fb_read()

Type Parameter Key Value
PARAM_VALUE 0 info 4096-ptr_max
PARAM_VALUE 0 info->fbops 4096-ptr_max
PARAM_VALUE 0 info->fbops->fb_read 1-u64max
PARAM_VALUE 0 info->state 0
PARAM_VALUE 2 count 0-1000000000,2147479552
PARAM_VALUE 3 *ppos 0-1000000000
BUF_SIZE 3 ppos (-1),8
BUF_SIZE 3 ppos (-1),8
CAPPED_DATA 0 info 1
CAPPED_DATA 1 buf 1
DATA_SOURCE 0 info r file_fb_info
DATA_SOURCE 1 buf $1
DATA_SOURCE 2 count $2
DATA_SOURCE 3 ppos $3
FUZZY_MAX 2 count 2147479552
CONTAINER 0 -24-1416+0 $(-1)
USER_DATA 1 buf 0-u64max[c]
USER_DATA 2 count 0-1000000000
USER_DATA 3 *ppos 0-1000000000
USER_PTR 3 ppos