<partintro>
<para>
This first part of the DRM Developer's Guide documents core DRM code,
- helper libraries for writting drivers and generic userspace interfaces
+ helper libraries for writing drivers and generic userspace interfaces
exposed by DRM drivers.
</para>
</partintro>
providing a solution to every graphics memory-related problems, GEM
identified common code between drivers and created a support library to
share it. GEM has simpler initialization and execution requirements than
- TTM, but has no video RAM management capabitilies and is thus limited to
+ TTM, but has no video RAM management capabilities and is thus limited to
UMA devices.
</para>
<sect2>
vice versa. Drivers must use the kernel dma-buf buffer sharing framework
to manage the PRIME file descriptors. Similar to the mode setting
API PRIME is agnostic to the underlying buffer object manager, as
- long as handles are 32bit unsinged integers.
+ long as handles are 32bit unsigned integers.
</para>
<para>
While non-GEM drivers must implement the operations themselves, GEM
first create properties and then create and associate individual instances
of those properties to objects. A property can be instantiated multiple
times and associated with different objects. Values are stored in property
- instances, and all other property information are stored in the propery
+ instances, and all other property information are stored in the property
and shared between all instances of the property.
</para>
<para>
<sect1>
<title>Legacy Support Code</title>
<para>
- The section very brievely covers some of the old legacy support code which
+ The section very briefly covers some of the old legacy support code which
is only used by old DRM drivers which have done a so-called shadow-attach
to the underlying device instead of registering as a real driver. This
- also includes some of the old generic buffer mangement and command
+ also includes some of the old generic buffer management and command
submission code. Do not use any of this in new and modern drivers.
</para>