gpu: nvgpu: nvlink: Add HAL for SW WAR

Workaround of setting SAFE_CTR_INIT on NVLINK (WAR for Bug 1888034)
is needed only on nvlink 2.0. Add HAL to avoid running the WAR on
future chips.

Bug 2006692

Change-Id: I85fb90ea5ce7b848946f2c362e7a952787cc1261
Signed-off-by: Tejal Kudav <tkudav@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1738401
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gv100/nvlink_gv100.h b/drivers/gpu/nvgpu/gv100/nvlink_gv100.h
index d9a4b073..6310af28 100644
--- a/drivers/gpu/nvgpu/gv100/nvlink_gv100.h
+++ b/drivers/gpu/nvgpu/gv100/nvlink_gv100.h
@@ -37,6 +37,7 @@ int gv100_nvlink_setup_pll(struct gk20a *g, unsigned long link_mask);
 int gv100_nvlink_minion_data_ready_en(struct gk20a *g,
                                         unsigned long link_mask, bool sync);
 void gv100_nvlink_get_connected_link_mask(u32 *link_mask);
+void gv100_nvlink_set_sw_war(struct gk20a *g, u32 link_id);
 /* API */
 int gv100_nvlink_link_early_init(struct gk20a *g, unsigned long mask);
 u32 gv100_nvlink_link_get_mode(struct gk20a *g, u32 link_id);