From fd190564daa4cd530833a94606646730a5c0ee6c Mon Sep 17 00:00:00 2001 From: Jonathan Gray Date: Thu, 1 Dec 2016 15:18:42 +1100 Subject: [PATCH] xf86drm: implement drmParsePciBusInfo for OpenBSD Implement drmParsePciBusInfo for OpenBSD by using the new DRM_IOCTL_GET_PCIINFO ioctl. v2: use drmGetMinorType to get node type instead of always using DRM_NODE_PRIMARY. Signed-off-by: Jonathan Gray Reviewed-by: Emil Velikov --- xf86drm.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/xf86drm.c b/xf86drm.c index f0fc4ee..5635381 100644 --- a/xf86drm.c +++ b/xf86drm.c @@ -2947,6 +2947,30 @@ static int drmParsePciBusInfo(int maj, int min, drmPciBusInfoPtr info) info->func = func; return 0; +#elif defined(__OpenBSD__) + struct drm_pciinfo pinfo; + int fd, type; + + type = drmGetMinorType(min); + if (type == -1) + return -ENODEV; + + fd = drmOpenMinor(min, 0, type); + if (fd < 0) + return -errno; + + if (drmIoctl(fd, DRM_IOCTL_GET_PCIINFO, &pinfo)) { + close(fd); + return -errno; + } + close(fd); + + info->domain = pinfo.domain; + info->bus = pinfo.bus; + info->dev = pinfo.dev; + info->func = pinfo.func; + + return 0; #else #warning "Missing implementation of drmParsePciBusInfo" return -EINVAL; -- 2.7.4