drm/i915/gem: Extend mmap support for lmem

Browse source

Local memory objects are similar to our usual scatterlist, but instead
of using the struct page stored therein, we need to use the
sg->dma_address.

Signed-off-by: Abdiel Janulgue <abdiel.janulgue@linux.intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Matthew Auld <matthew.auld@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20200103204137.2131004-1-chris@chris-wilson.co.uk

...

This commit is contained in:

Abdiel Janulgue 2020-01-03 20:41:35 +00:00 • committed by Chris Wilson

parent b2fcaac98b

commit 4e598fad22

3 changed files with 39 additions and 22 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

21

drivers/gpu/drm/i915/gem/i915_gem_mman.c

View file

6

drivers/gpu/drm/i915/i915_drv.h

View file

34

drivers/gpu/drm/i915/i915_mm.c

View file