diff options
Diffstat (limited to 'drivers/gpu/nvgpu/gk20a/gr_gk20a.c')
| -rw-r--r-- | drivers/gpu/nvgpu/gk20a/gr_gk20a.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c index 9e032e03a153..db34cc0e85e9 100644 --- a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c +++ b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c @@ -26,6 +26,7 @@ #include <linux/dma-mapping.h> #include <linux/firmware.h> #include <linux/nvhost.h> +#include <asm/barrier.h> #include "gk20a.h" #include "kind_gk20a.h" @@ -3594,6 +3595,7 @@ int gr_gk20a_add_zbc(struct gk20a *g, struct gr_gk20a *gr, mutex_lock(&gr->zbc_lock); switch (zbc_val->type) { case GK20A_ZBC_TYPE_COLOR: + speculation_barrier(); /* search existing tables */ for (i = 0; i < gr->max_used_color_index; i++) { @@ -3632,6 +3634,7 @@ int gr_gk20a_add_zbc(struct gk20a *g, struct gr_gk20a *gr, } break; case GK20A_ZBC_TYPE_DEPTH: + speculation_barrier(); /* search existing tables */ for (i = 0; i < gr->max_used_depth_index; i++) { |