Signed-off-by: Alexandre Demers <alexandre.f.dem...@gmail.com>
---
src/gallium/winsys/radeon/drm/radeon_drm_winsys.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
index 49c310c..aab81f9 100644
--- a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
+++ b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
@@ -405,8 +405,9 @@ static boolean do_winsys_init(struct radeon_drm_winsys *ws)
radeon_get_drm_value(ws->fd, RADEON_INFO_NUM_TILE_PIPES, NULL,
&ws->info.num_tile_pipes);
- /* The kernel returns 12 for some cards for an unknown reason.
- * I thought this was supposed to be a power of two.
+ /* Tahiti have a max_tile_pipes of 12 exceptionally. However, we
+ * work with power of two, so let's set it to the nearest power of
+ * two value.
*/
if (ws->gen == DRV_SI && ws->info.num_tile_pipes == 12)
ws->info.num_tile_pipes = 8;
--
2.7.1
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