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gpu: nvgpu: Fix compbit base calculation

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Compression bit base was calculated incorrectly in cases where
number of LTCs was not 1. This patch fixes the code.

Change-Id: I25e3fa7446b238202d93ce8a72ed919d11fb6e30
Signed-off-by: Arto Merilainen <amerilainen@nvidia.com>
Reviewed-on: http://git-master/r/449281
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
Tested-by: Jussi Rasanen <jrasanen@nvidia.com>
GVS: Gerrit_Virtual_Submit
This commit is contained in:
Arto Merilainen
2014-07-31 13:35:48 +03:00
committed by Dan Willemsen
parent e51f76f1c0
commit 4df9290536
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/nvgpu/gk20a/ltc_common.c
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@@ -242,7 +242,7 @@ static void gk20a_ltc_init_cbc(struct gk20a *g, struct gr_gk20a *gr)
compbit_base_post_divide = u64_lo32(compbit_base_post_divide64);
compbit_base_post_multiply64 = ((u64)compbit_base_post_divide *
gr->num_fbps) << ltc_ltcs_ltss_cbc_base_alignment_shift_v();
g->ltc_count) << ltc_ltcs_ltss_cbc_base_alignment_shift_v();
if (compbit_base_post_multiply64 < compbit_store_base_iova)
compbit_base_post_divide++;