aboutsummaryrefslogtreecommitdiffstats
path: root/src/gallium/winsys/drm/radeon
diff options
context:
space:
mode:
Diffstat (limited to 'src/gallium/winsys/drm/radeon')
-rw-r--r--src/gallium/winsys/drm/radeon/core/radeon_r300.c22
1 files changed, 20 insertions, 2 deletions
diff --git a/src/gallium/winsys/drm/radeon/core/radeon_r300.c b/src/gallium/winsys/drm/radeon/core/radeon_r300.c
index 4e9a2ddd161..d6bb77dc7e8 100644
--- a/src/gallium/winsys/drm/radeon/core/radeon_r300.c
+++ b/src/gallium/winsys/drm/radeon/core/radeon_r300.c
@@ -139,7 +139,25 @@ static void do_ioctls(struct r300_winsys* winsys, int fd)
info.value = ⌖
- /* First, get PCI ID */
+ /* First, get the number of pixel pipes */
+ info.request = RADEON_INFO_NUM_GB_PIPES;
+ retval = drmCommandWriteRead(fd, DRM_RADEON_INFO, &info, sizeof(info));
+ if (retval) {
+ fprintf(stderr, "%s: New ioctl for GB pipe count failed "
+ "(error number %d), trying classic ioctl...\n",
+ __FUNCTION__, retval);
+ gp.param = RADEON_PARAM_NUM_GB_PIPES;
+ retval = drmCommandWriteRead(fd, DRM_RADEON_GETPARAM, &gp,
+ sizeof(gp));
+ if (retval) {
+ fprintf(stderr, "%s: Failed to get GB pipe count, "
+ "error number %d\n", __FUNCTION__, retval);
+ exit(1);
+ }
+ }
+ winsys->gb_pipes = target;
+
+ /* Then, get PCI ID */
info.request = RADEON_INFO_DEVICE_ID;
retval = drmCommandWriteRead(fd, DRM_RADEON_INFO, &info, sizeof(info));
if (retval) {
@@ -149,7 +167,7 @@ static void do_ioctls(struct r300_winsys* winsys, int fd)
}
winsys->pci_id = target;
- /* Then, retrieve MM info */
+ /* Finally, retrieve MM info */
retval = drmCommandWriteRead(fd, DRM_RADEON_GEM_INFO,
&gem_info, sizeof(gem_info));
if (retval) {