| commit | e19f5a76e44a96afe619523e7b2b9e054a755764 | [log] [tgz] |
|---|---|---|
| author | Sean Paul <seanpaul@chromium.org> | Tue May 19 19:38:01 2020 |
| committer | Commit Bot <commit-bot@chromium.org> | Wed May 27 19:21:11 2020 |
| tree | a40fe66a321272a35277de47d881d2f6a8af4729 | |
| parent | 3f15d3e29bc776eb806dfee7399094836fd098c7 [diff] |
CHROMIUM: drm/i915: Avoid using scalers for 5k resolutions
According to Ville, scalers don't work when the resolution is wider than
4096. This patch fails atomic check if a scaler is needed on a crtc with
this resolution.
Patch is downstream since Ville is working on upstreaming this.
BUG=b:151166605
BUG=chromium:988091
TEST=Tested with hatch on Samsung CRG9 5k display. YouTube doesn't flake
out
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Change-Id: Ie24b3c0c42f668aabdec1666b72d4d84586ba242
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/kernel/+/2210941
Reviewed-by: Stéphane Marchesin <marcheu@chromium.org>
(cherry picked from commit 6fc5b5769e2f8af2db96626faeb3e7dda532dd56)
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/kernel/+/2218854