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authorRob Clark <robclark@freedesktop.org>2016-07-20 13:11:58 -0400
committerRob Clark <robclark@freedesktop.org>2016-07-20 19:42:21 -0400
commitb59ed1881890de75fd13eb7056396bc7848760bc (patch)
treecc5b4e818d672cf42abb5b73468951720ce054fd
parent6a23bd4b3c52fcd7529062b31c36dd03ae0cdd75 (diff)
downloaddrm-b59ed1881890de75fd13eb7056396bc7848760bc.tar.gz
freedreno: move legacy kgsl related README
Signed-off-by: Rob Clark <robclark@freedesktop.org>
-rw-r--r--freedreno/kgsl/README (renamed from freedreno/README)10
1 files changed, 10 insertions, 0 deletions
diff --git a/freedreno/README b/freedreno/kgsl/README
index ae22e013..56874b42 100644
--- a/freedreno/README
+++ b/freedreno/kgsl/README
@@ -1,3 +1,13 @@
+This is a historical discription of what is now the kgsl backend
+in libdrm freedreno (before the upstream drm/msm driver). Note
+that the kgsl backend requires the "kgsl-drm" shim driver, which
+usually is in disrepair (QCOM does not build it for android), and
+due to random differences between different downstream android
+kernel branches it may or may not work. So YMMV.
+
+Original README:
+----------------
+
Note that current msm kernel driver is a bit strange. It provides a
DRM interface for GEM, which is basically sufficient to have DRI2
working. But it does not provide KMS. And interface to 2d and 3d