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author | Deepak Nibade <dnibade@nvidia.com> | 2016-05-24 04:21:26 -0400 |
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committer | Terje Bergstrom <tbergstrom@nvidia.com> | 2016-05-24 15:35:34 -0400 |
commit | dc7af18bf8056c213165d4cd1c55ea0fba9f1341 (patch) | |
tree | eb6db4b1a69a02f1c9ab4c2e5ed40f6fc13c860d /drivers/gpu/nvgpu/gm20b/hw_pram_gm20b.h | |
parent | e82c840119503ec519eddacb4aa377660d67a3ab (diff) |
gpu: nvgpu: suppress prints in submit path
When we run out of gpfifo space or private command buffer
space, we have error spew like below :
__gk20a_channel_syncpt_incr: not enough priv cmd buffer space
gk20a_submit_channel_gpfifo: fail
Dumping these prints to UART cause increase in submit
latencies
But on these failures, we return -ENOSPC to UMD and then
UMD retries the submit, hence it might be unnecessary to dump
these prints
Hence, remove the error prints of insufficient space
and use gk20a_dbg_fn() instead of gk20a_err() to print failure
in gk20a_submit_channel_gpfifo()
Bug 200202653
Change-Id: I49efd7c6c554dd4fbfa4e66d196eb352e69f92c6
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: http://git-master/r/1152378
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Diffstat (limited to 'drivers/gpu/nvgpu/gm20b/hw_pram_gm20b.h')
0 files changed, 0 insertions, 0 deletions