On Tue, 2015-07-07 at 10:12 -0400, Alex Deucher wrote: > On Tue, Jul 7, 2015 at 9:46 AM, Steven Newbury <steve@xxxxxxxxxxxxxxx > > wrote: > > > > I've tried an xserver-1.16, and ddx, libdrm without LTO and with > > gcc4.9. Exactly the same thing. I wondered whether the unused > > i810 > > could be interfering but triggering a device "remove" before > > starting > > X made no difference. > > > > I'm a bit of a loss. I suppose I could try writing a simple test > > for > > drmSetInterfaceVersion(). At least that should determine whether > > the > > xserver/ddx is in the clear. > > > > Any other ideas? > > > > Can you start a non-X runlevel and start X manually as root (assuming > you are using a login manager now)? I've written a simple test based on the code from radeon_kms.c I just need to try it on the actual hw now... :-)
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stdio.h>
#include <xf86drm.h>
int main()
{
drmSetVersion sv;
int dir_fd, drm_fd, err;
char *drm_directory = "/dev/dri/";
char *node = "card0";
dir_fd = open(drm_directory, O_RDONLY);
if (dir_fd < 0) {
printf("Directory open failed!\n");
return -1;
}
drm_fd = openat(dir_fd, node, O_RDWR);
if (dir_fd < 0) {
printf("File open failed!\n");
return -1;
}
sv.drm_di_major = 1;
sv.drm_di_minor = 1;
sv.drm_dd_major = -1;
sv.drm_dd_minor = -1;
err = drmSetInterfaceVersion(drm_fd, &sv);
if (err != 0) {
printf("FAILED (%d)\n", err);
return -1;
}
printf("SUCCESS\n");
return 0;
}
Attachment:
signature.asc
Description: This is a digitally signed message part
_______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel
