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Searched refs:fb_defio (Results 1 – 6 of 6) sorted by relevance

/Linux-v5.10/Documentation/fb/
Dudlfb.rst90 modprobe udlfb fb_defio=0 console=1 shadow=1
93 sudo nano fb_defio
99 options udlfb fb_defio=0 console=1 shadow=1
104 fb_defio Make use of the fb_defio (CONFIG_FB_DEFERRED_IO) kernel
111 default: fb_defio=1
/Linux-v5.10/drivers/video/fbdev/core/
DMakefile7 fb-$(CONFIG_FB_DEFERRED_IO) += fb_defio.o
/Linux-v5.10/drivers/video/fbdev/
Dsmscufx.c131 static bool fb_defio = true; /* Optionally enable fb_defio mmap support */ variable
962 if (!fb_defio) in ufx_dpy_deferred_io()
1081 if (fb_defio && (info->fbdefio == NULL)) { in ufx_ops_open()
1641 dev_dbg(dev->gdev, "fb_defio enable=%d\n", fb_defio); in ufx_usb_probe()
1801 if (fb_defio) in ufx_urb_completion()
1950 module_param(fb_defio, bool, S_IWUSR | S_IRUSR | S_IWGRP | S_IRGRP);
1951 MODULE_PARM_DESC(fb_defio, "Enable fb_defio mmap support");
Dudlfb.c68 static bool fb_defio = true; /* Detect mmap writes using page faults */ variable
796 if (!fb_defio) in dlfb_dpy_deferred_io()
974 if (fb_defio && (info->fbdefio == NULL)) { in dlfb_ops_open()
1667 dev_dbg(&intf->dev, "fb_defio enable=%d\n", fb_defio); in dlfb_usb_probe()
1980 module_param(fb_defio, bool, S_IWUSR | S_IRUSR | S_IWGRP | S_IRGRP);
1981 MODULE_PARM_DESC(fb_defio, "Page fault detection of mmap writes");
/Linux-v5.10/drivers/gpu/drm/udl/
Dudl_main.c158 if (fb_defio) in udl_urb_completion()
/Linux-v5.10/
DMAINTAINERS1304 F: drivers/video/fbdev/core/fb_defio.c