diff options
Diffstat (limited to 'kms++/src/dumbframebuffer.cpp')
| -rw-r--r-- | kms++/src/dumbframebuffer.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kms++/src/dumbframebuffer.cpp b/kms++/src/dumbframebuffer.cpp index d2f5db2..d22b9f3 100644 --- a/kms++/src/dumbframebuffer.cpp +++ b/kms++/src/dumbframebuffer.cpp @@ -54,7 +54,7 @@ void DumbFramebuffer::Create() creq.bpp = pi.bitspp; r = drmIoctl(card().fd(), DRM_IOCTL_MODE_CREATE_DUMB, &creq); if (r) - throw invalid_argument(string("DRM_IOCTL_MODE_CREATE_DUMB failed") + strerror(errno)); + throw invalid_argument(string("DRM_IOCTL_MODE_CREATE_DUMB failed: ") + strerror(errno)); plane.handle = creq.handle; plane.stride = creq.pitch; @@ -110,7 +110,7 @@ uint8_t* DumbFramebuffer::map(unsigned plane) mreq.handle = p.handle; int r = drmIoctl(card().fd(), DRM_IOCTL_MODE_MAP_DUMB, &mreq); if (r) - throw invalid_argument(string("DRM_IOCTL_MODE_MAP_DUMB failed") + strerror(errno)); + throw invalid_argument(string("DRM_IOCTL_MODE_MAP_DUMB failed: ") + strerror(errno)); /* perform actual memory mapping */ p.map = (uint8_t *)mmap(0, p.size, PROT_READ | PROT_WRITE, MAP_SHARED, |