Revert "gpu: nvgpu: refactor SET_SM_EXCEPTION_MASK ioctl"

This reverts commit c5810a670d367ae1dc405fcc3108e11265df34bb.

Bug 2400508
Jira VQRM-4806
Bug 200447406
Bug 2331747 

Change-Id: Ie2a2c21f9285ff0349c7033fae24766a7117b462
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1837223

1 files changed, 0 insertions, 24 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/tsg_gk20a.c b/drivers/gpu/nvgpu/gk20a/tsg_gk20a.c
index 43ee8d7c..885ce172 100644
--- a/drivers/gpu/nvgpu/gk20a/tsg_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/tsg_gk20a.c
@@ -367,7 +367,6 @@ void gk20a_tsg_release(struct nvgpu_ref *ref)
         if(tsg->sm_error_states != NULL) {
                 nvgpu_kfree(g, tsg->sm_error_states);
                 tsg->sm_error_states = NULL;
-                nvgpu_mutex_destroy(&tsg->sm_exception_mask_lock);
         }
 
         /* unhook all events created on this TSG */
@@ -408,11 +407,6 @@ int gk20a_tsg_alloc_sm_error_states_mem(struct gk20a *g,
         int err = 0;
 
         if (tsg->sm_error_states != NULL) {
-                return -EINVAL;
-        }
-
-        err = nvgpu_mutex_init(&tsg->sm_exception_mask_lock);
-        if (err) {
                 return err;
         }
 
@@ -421,7 +415,6 @@ int gk20a_tsg_alloc_sm_error_states_mem(struct gk20a *g,
                         * num_sm);
         if (tsg->sm_error_states == NULL) {
                 nvgpu_err(g, "sm_error_states mem allocation failed");
-                nvgpu_mutex_destroy(&tsg->sm_exception_mask_lock);
                 err = -ENOMEM;
         }
 
@@ -447,20 +440,3 @@ void gk20a_tsg_update_sm_error_state_locked(struct tsg_gk20a *tsg,
         tsg_sm_error_states->hww_warp_esr_report_mask =
                         sm_error_state->hww_warp_esr_report_mask;
 }
-
-int gk20a_tsg_set_sm_exception_type_mask(struct channel_gk20a *ch,
-                u32 exception_mask)
-{
-        struct tsg_gk20a *tsg;
-
-        tsg = tsg_gk20a_from_ch(ch);
-        if (!tsg) {
-                return -EINVAL;
-        }
-
-        nvgpu_mutex_acquire(&tsg->sm_exception_mask_lock);
-        tsg->sm_exception_mask_type = exception_mask;
-        nvgpu_mutex_release(&tsg->sm_exception_mask_lock);
-
-        return 0;
-}