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authorLinus Torvalds <torvalds@linux-foundation.org>2016-05-20 11:01:02 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-05-20 11:01:02 -0700
commit410b42978a241dc4a269d0d75c75d260e6d016e8 (patch)
tree82f7e4b3ccddda806b36c84a19a46a221c4c219e /Documentation
parente4fba88d00d21f50239eac7d653027bfaf844296 (diff)
parentab366b40b8513e7590858229ecbb5e1434a52b54 (diff)
Merge tag 'fbdev-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/tomba/linux
Pull fbdev updates from Tomi Valkeinen: - imxfb: fix lcd power up - small fixes and cleanups * tag 'fbdev-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/tomba/linux: fbdev: Use IS_ENABLED() instead of checking for built-in or module efifb: Don't show the mapping VA video: AMBA CLCD: Remove unncessary include in amba-clcd.c fbdev: ssd1307fb: Fix charge pump setting Documentation: fb: fix spelling mistakes fbdev: fbmem: implement error handling in fbmem_init() fbdev: sh_mipi_dsi: remove driver video: fbdev: imxfb: add some error handling video: fbdev: imxfb: fix semantic of .get_power and .set_power video: fbdev: omap2: Remove deprecated regulator_can_change_voltage() usage
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/fb/udlfb.txt6
1 files changed, 3 insertions, 3 deletions
diff --git a/Documentation/fb/udlfb.txt b/Documentation/fb/udlfb.txt
index 57d2f2908b12..c985cb65dd06 100644
--- a/Documentation/fb/udlfb.txt
+++ b/Documentation/fb/udlfb.txt
@@ -9,7 +9,7 @@ pairing that with a hardware framebuffer (16MB) on the other end of the
USB wire. That hardware framebuffer is able to drive the VGA, DVI, or HDMI
monitor with no CPU involvement until a pixel has to change.
-The CPU or other local resource does all the rendering; optinally compares the
+The CPU or other local resource does all the rendering; optionally compares the
result with a local shadow of the remote hardware framebuffer to identify
the minimal set of pixels that have changed; and compresses and sends those
pixels line-by-line via USB bulk transfers.
@@ -66,10 +66,10 @@ means that from a hardware and fbdev software perspective, everything is good.
At that point, a /dev/fb? interface will be present for user-mode applications
to open and begin writing to the framebuffer of the DisplayLink device using
standard fbdev calls. Note that if mmap() is used, by default the user mode
-application must send down damage notifcations to trigger repaints of the
+application must send down damage notifications to trigger repaints of the
changed regions. Alternatively, udlfb can be recompiled with experimental
defio support enabled, to support a page-fault based detection mechanism
-that can work without explicit notifcation.
+that can work without explicit notification.
The most common client of udlfb is xf86-video-displaylink or a modified
xf86-video-fbdev X server. These servers have no real DisplayLink specific