gpu: nvgpu: Remove gk20a specific optimization

Remove compute optimization specific to gk20a. We do not support
gk20a anymore.

Change-Id: Ibd548eee8d891a667f28a451d586fcfaac7f026a
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1631144
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

2 files changed, 0 insertions, 62 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.h b/drivers/gpu/nvgpu/gk20a/gk20a.h
index 6a669d88..9d51be59 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.h
@@ -1439,12 +1439,9 @@ static inline void gk20a_gr_flush_channel_tlb(struct gr_gk20a *gr)
 /* classes that the device supports */
 /* TBD: get these from an open-sourced SDK? */
 enum {
-        KEPLER_C                  = 0xA297,
         FERMI_TWOD_A              = 0x902D,
-        KEPLER_COMPUTE_A          = 0xA0C0,
         KEPLER_INLINE_TO_MEMORY_A = 0xA040,
         KEPLER_DMA_COPY_A         = 0xA0B5,
-        KEPLER_CHANNEL_GPFIFO_C   = 0xA26F,
 };
 
 #define GK20A_BAR0_IORESOURCE_MEM 0
diff --git a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
index f07a54b1..c7104941 100644
--- a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
@@ -2979,65 +2979,6 @@ int gk20a_alloc_obj_ctx(struct channel_gk20a  *c, u32 class_num, u32 flags)
                         gr_gk20a_commit_global_ctx_buffers(g, c, true));
         }
 
-        /* tweak any perf parameters per-context here */
-        if (class_num == KEPLER_COMPUTE_A) {
-                u32 tex_lock_disable_mask;
-                u32 texlock;
-                u32 lockboost_mask;
-                u32 lockboost;
-
-                if (g->support_pmu && g->can_elpg) {
-                        err = nvgpu_pmu_disable_elpg(g);
-                        if (err) {
-                                nvgpu_err(g,
-                                                "failed to set disable elpg");
-                        }
-                }
-
-                tex_lock_disable_mask =
-                        gr_gpcs_tpcs_sm_sch_texlock_tex_hash_m()         |
-                        gr_gpcs_tpcs_sm_sch_texlock_tex_hash_tile_m()    |
-                        gr_gpcs_tpcs_sm_sch_texlock_tex_hash_phase_m()   |
-                        gr_gpcs_tpcs_sm_sch_texlock_tex_hash_tex_m()     |
-                        gr_gpcs_tpcs_sm_sch_texlock_tex_hash_timeout_m() |
-                        gr_gpcs_tpcs_sm_sch_texlock_dot_t_unlock_m();
-
-                texlock = gk20a_readl(g, gr_gpcs_tpcs_sm_sch_texlock_r());
-
-                texlock = (texlock & ~tex_lock_disable_mask) |
-                (gr_gpcs_tpcs_sm_sch_texlock_tex_hash_disable_f()         |
-                 gr_gpcs_tpcs_sm_sch_texlock_tex_hash_tile_disable_f()    |
-                 gr_gpcs_tpcs_sm_sch_texlock_tex_hash_phase_disable_f()   |
-                 gr_gpcs_tpcs_sm_sch_texlock_tex_hash_tex_disable_f()     |
-                 gr_gpcs_tpcs_sm_sch_texlock_tex_hash_timeout_disable_f() |
-                 gr_gpcs_tpcs_sm_sch_texlock_dot_t_unlock_disable_f());
-
-                lockboost_mask =
-                        gr_gpcs_tpcs_sm_sch_macro_sched_lockboost_size_m();
-
-                lockboost = gk20a_readl(g, gr_gpcs_tpcs_sm_sch_macro_sched_r());
-                lockboost = (lockboost & ~lockboost_mask) |
-                        gr_gpcs_tpcs_sm_sch_macro_sched_lockboost_size_f(0);
-
-                err = gr_gk20a_ctx_patch_write_begin(g, ch_ctx, false);
-
-                if (!err) {
-                        gr_gk20a_ctx_patch_write(g, ch_ctx,
-                                gr_gpcs_tpcs_sm_sch_texlock_r(),
-                                texlock, true);
-                        gr_gk20a_ctx_patch_write(g, ch_ctx,
-                                gr_gpcs_tpcs_sm_sch_macro_sched_r(),
-                                lockboost, true);
-                        gr_gk20a_ctx_patch_write_end(g, ch_ctx, false);
-                } else {
-                        nvgpu_err(g,
-                                   "failed to set texlock for compute class");
-                }
-
-                if (g->support_pmu && g->can_elpg)
-                        nvgpu_pmu_enable_elpg(g);
-        }
-
         /* init golden image, ELPG enabled after this is done */
         err = gr_gk20a_init_golden_ctx_image(g, c);
         if (err) {