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Searched refs:fb_defio (Results 1 – 7 of 7) sorted by relevance

/linux-4.4.14/Documentation/fb/
Dudlfb.txt90 modprobe udlfb fb_defio=0 console=1 shadow=1
93 sudo nano fb_defio
99 options udlfb fb_defio=0 console=1 shadow=1
103 fb_defio Make use of the fb_defio (CONFIG_FB_DEFERRED_IO) kernel
110 default: fb_defio=1
/linux-4.4.14/drivers/video/fbdev/core/
DMakefile6 fb-$(CONFIG_FB_DEFERRED_IO) += fb_defio.o
/linux-4.4.14/drivers/gpu/drm/udl/
Dudl_fb.c27 static int fb_defio = 0; /* Optionally enable experimental fb_defio mmap support */ variable
31 module_param(fb_defio, int, S_IWUSR | S_IRUSR | S_IWGRP | S_IRGRP);
102 if (!fb_defio) in udlfb_dpy_deferred_io()
334 if (fb_defio && (info->fbdefio == NULL)) { in udl_fb_open()
Dudl_main.c130 if (fb_defio) in udl_urb_completion()
/linux-4.4.14/drivers/video/fbdev/
Dsmscufx.c134 static bool fb_defio = true; /* Optionally enable fb_defio mmap support */ variable
965 if (!fb_defio) in ufx_dpy_deferred_io()
1084 if (fb_defio && (info->fbdefio == NULL)) { in ufx_ops_open()
1652 dev_dbg(dev->gdev, "fb_defio enable=%d\n", fb_defio); in ufx_usb_probe()
1824 if (fb_defio) in ufx_urb_completion()
1973 module_param(fb_defio, bool, S_IWUSR | S_IRUSR | S_IWGRP | S_IRGRP);
1974 MODULE_PARM_DESC(fb_defio, "Enable fb_defio mmap support");
Dudlfb.c73 static bool fb_defio = 1; /* Detect mmap writes using page faults */ variable
718 if (!fb_defio) in dlfb_dpy_deferred_io()
894 if (fb_defio && (info->fbdefio == NULL)) { in dlfb_ops_open()
1609 pr_info("fb_defio enable=%d\n", fb_defio); in dlfb_usb_probe()
1811 if (fb_defio) in dlfb_urb_completion()
1963 module_param(fb_defio, bool, S_IWUSR | S_IRUSR | S_IWGRP | S_IRGRP);
1964 MODULE_PARM_DESC(fb_defio, "Page fault detection of mmap writes");
/linux-4.4.14/
DMAINTAINERS814 F: drivers/video/fbdev/core/fb_defio.c