3 files changed, 7 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gm20b/fb_gm20b.c b/drivers/gpu/nvgpu/gm20b/fb_gm20b.c
index 1f8cc326..0157aa7a 100644
--- a/drivers/gpu/nvgpu/gm20b/fb_gm20b.c
+++ b/drivers/gpu/nvgpu/gm20b/fb_gm20b.c
@@ -70,6 +70,11 @@ unsigned int gm20b_fb_compressible_page_size(struct gk20a *g)
         return SZ_64K;
 }
 
+u32 gm20b_fb_compression_align_mask(struct gk20a *g)
+{
+        return SZ_64K - 1;
+}
+
 void gm20b_fb_dump_vpr_wpr_info(struct gk20a *g)
 {
         u32 val;
diff --git a/drivers/gpu/nvgpu/gm20b/fb_gm20b.h b/drivers/gpu/nvgpu/gm20b/fb_gm20b.h
index 32d36f57..1d1d5899 100644
--- a/drivers/gpu/nvgpu/gm20b/fb_gm20b.h
+++ b/drivers/gpu/nvgpu/gm20b/fb_gm20b.h
@@ -31,6 +31,7 @@ void gm20b_fb_set_mmu_page_size(struct gk20a *g);
 bool gm20b_fb_set_use_full_comp_tag_line(struct gk20a *g);
 unsigned int gm20b_fb_compression_page_size(struct gk20a *g);
 unsigned int gm20b_fb_compressible_page_size(struct gk20a *g);
+u32 gm20b_fb_compression_align_mask(struct gk20a *g);
 void gm20b_fb_dump_vpr_wpr_info(struct gk20a *g);
 void gm20b_fb_read_wpr_info(struct gk20a *g, struct wpr_carveout_info *inf);
 int gm20b_fb_vpr_info_fetch(struct gk20a *g);
diff --git a/drivers/gpu/nvgpu/gm20b/hal_gm20b.c b/drivers/gpu/nvgpu/gm20b/hal_gm20b.c
index 920a3e9b..3ef11d11 100644
--- a/drivers/gpu/nvgpu/gm20b/hal_gm20b.c
+++ b/drivers/gpu/nvgpu/gm20b/hal_gm20b.c
@@ -321,6 +321,7 @@ static const struct gpu_ops gm20b_ops = {
                         gm20b_fb_set_use_full_comp_tag_line,
                 .compression_page_size = gm20b_fb_compression_page_size,
                 .compressible_page_size = gm20b_fb_compressible_page_size,
+                .compression_align_mask = gm20b_fb_compression_align_mask,
                 .vpr_info_fetch = gm20b_fb_vpr_info_fetch,
                 .dump_vpr_wpr_info = gm20b_fb_dump_vpr_wpr_info,
                 .read_wpr_info = gm20b_fb_read_wpr_info,