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authorTomi Valkeinen <tomi.valkeinen@iki.fi>2015-09-30 17:49:37 +0300
committerTomi Valkeinen <tomi.valkeinen@iki.fi>2015-10-01 19:40:22 +0300
commit50182e47bdcca178e91778e508a512aa2e2ea4cf (patch)
treec47c7212c70cfe4633e9ace844b4a0786f1aae48 /libkms++/card.cpp
parentece9bc78c40b26e0ae43d64543f820789fecf40d (diff)
Allow disabling atomic modeset with LIBKMSXX_DISABLE_ATOMIC
Diffstat (limited to 'libkms++/card.cpp')
-rw-r--r--libkms++/card.cpp8
1 files changed, 6 insertions, 2 deletions
diff --git a/libkms++/card.cpp b/libkms++/card.cpp
index 7fb910f..d652093 100644
--- a/libkms++/card.cpp
+++ b/libkms++/card.cpp
@@ -38,8 +38,12 @@ Card::Card()
r = drmSetClientCap(m_fd, DRM_CLIENT_CAP_UNIVERSAL_PLANES, 1);
m_has_universal_planes = r == 0;
- r = drmSetClientCap(m_fd, DRM_CLIENT_CAP_ATOMIC, 1);
- m_has_atomic = r == 0;
+ if (getenv("LIBKMSXX_DISABLE_ATOMIC") == 0) {
+ r = drmSetClientCap(m_fd, DRM_CLIENT_CAP_ATOMIC, 1);
+ m_has_atomic = r == 0;
+ } else {
+ m_has_atomic = false;
+ }
uint64_t has_dumb;
r = drmGetCap(fd, DRM_CAP_DUMB_BUFFER, &has_dumb);