From 94efd53ed1c8202b4b46af41ec8ab580774f4974 Mon Sep 17 00:00:00 2001 From: Seema Khowala Date: Thu, 15 Sep 2016 14:37:31 -0700 Subject: gpu: nvgpu: fix zcull programming There are eight tiles per map tile register and depending on how many tpcs are present, there is a chance that s/w will be accessing un-allocated memory for reading tile values from temp buffers. Bug 1735760 Change-Id: I5c0e09ec75099aaf6ad03dde964b9e93c2dc2408 Signed-off-by: Seema Khowala Reviewed-on: http://git-master/r/1221580 Reviewed-by: Automatic_Commit_Validation_User GVS: Gerrit_Virtual_Submit Reviewed-by: Seshendra Gadagottu Tested-by: Seshendra Gadagottu Reviewed-by: Terje Bergstrom --- drivers/gpu/nvgpu/gm20b/gr_gm20b.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/gpu/nvgpu/gm20b/gr_gm20b.c') diff --git a/drivers/gpu/nvgpu/gm20b/gr_gm20b.c b/drivers/gpu/nvgpu/gm20b/gr_gm20b.c index c2aa64ba..275224e7 100644 --- a/drivers/gpu/nvgpu/gm20b/gr_gm20b.c +++ b/drivers/gpu/nvgpu/gm20b/gr_gm20b.c @@ -1566,4 +1566,5 @@ void gm20b_init_gr(struct gpu_ops *gops) gops->gr.is_ltcn_ltss_addr = gr_gm20b_is_ltcn_ltss_addr; gops->gr.split_lts_broadcast_addr = gr_gm20b_split_lts_broadcast_addr; gops->gr.split_ltc_broadcast_addr = gr_gm20b_split_ltc_broadcast_addr; + gops->gr.program_zcull_mapping = gr_gk20a_program_zcull_mapping; } -- cgit v1.2.2