gpu: nvgpu: Move max_css_buffer_size to gr_gk20a

max_css_buffer_size was accessed directly from GPU characteristics,
which added a dependency to Linux. Move the field to gr_gk20a and
copy it to GPU characteristics at query time.

JIRA NVGPU-259

Change-Id: Ied19e33bf1a79a9ce45e33df57fe5bbe3a3c4f9d
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1593689
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-by: Peter Daifuku <pdaifuku@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gm20b/gr_gm20b.c b/drivers/gpu/nvgpu/gm20b/gr_gm20b.c
index 61f608f4..4c49f734 100644
--- a/drivers/gpu/nvgpu/gm20b/gr_gm20b.c
+++ b/drivers/gpu/nvgpu/gm20b/gr_gm20b.c
@@ -1126,7 +1126,7 @@ void gr_gm20b_init_cyclestats(struct gk20a *g)
 #if defined(CONFIG_GK20A_CYCLE_STATS)
         __nvgpu_set_enabled(g, NVGPU_SUPPORT_CYCLE_STATS, true);
         __nvgpu_set_enabled(g, NVGPU_SUPPORT_CYCLE_STATS_SNAPSHOT, true);
-        g->gpu_characteristics.max_css_buffer_size = 0xffffffff;
+        g->gr.max_css_buffer_size = 0xffffffff;
 #else
         (void)g;
 #endif