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authorSagar Kamble <skamble@nvidia.com>2021-05-03 13:47:16 -0400
committermobile promotions <svcmobile_promotions@nvidia.com>2021-05-04 17:40:45 -0400
commit0d088ad70cb43e54661163971095409c76a79f51 (patch)
treebaca19bf15d1dbb7aadd2bbb2baf5876c65c12b1 /drivers/gpu/nvgpu/include
parent00c3d98acba40e0ee549a174f212850aa15646a5 (diff)
gpu: nvgpu: wait for stalling interrupts to complete during TSG unbind preempt
Some of the engine stalling interrupts can block the context save off the engine if not handled during fifo.preempt_tsg. They need to be handled while polling for engine ctxsw status. Bug 200711183 Bug 200726848 Change-Id: Ie45d76d9d1d8be3ffb842670843507f2d9aea6d0 Signed-off-by: Sagar Kamble <skamble@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2521971 (cherry picked from commit I7418a9e0354013b81fbefd8c0cab5068404fc44e) Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2523938 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> Reviewed-by: Deepak Nibade <dnibade@nvidia.com> Reviewed-by: Bibek Basu <bbasu@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> GVS: Gerrit_Virtual_Submit
Diffstat (limited to 'drivers/gpu/nvgpu/include')
-rw-r--r--drivers/gpu/nvgpu/include/nvgpu/gk20a.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/nvgpu/include/nvgpu/gk20a.h b/drivers/gpu/nvgpu/include/nvgpu/gk20a.h
index 3b193dbe..d6d6e939 100644
--- a/drivers/gpu/nvgpu/include/nvgpu/gk20a.h
+++ b/drivers/gpu/nvgpu/include/nvgpu/gk20a.h
@@ -719,7 +719,7 @@ struct gpu_ops {
719 struct ch_state *ch_state); 719 struct ch_state *ch_state);
720 u32 (*intr_0_error_mask)(struct gk20a *g); 720 u32 (*intr_0_error_mask)(struct gk20a *g);
721 int (*is_preempt_pending)(struct gk20a *g, u32 id, 721 int (*is_preempt_pending)(struct gk20a *g, u32 id,
722 unsigned int id_type); 722 unsigned int id_type, bool preempt_retries_left);
723 void (*init_pbdma_intr_descs)(struct fifo_gk20a *f); 723 void (*init_pbdma_intr_descs)(struct fifo_gk20a *f);
724 int (*reset_enable_hw)(struct gk20a *g); 724 int (*reset_enable_hw)(struct gk20a *g);
725 int (*setup_userd)(struct channel_gk20a *c); 725 int (*setup_userd)(struct channel_gk20a *c);