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gpu: nvgpu: gm20b: fix CBC clear

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gm20b_ltc_cbc_ctrl sent the wrong register value to
clear the CBC.

Bug 1507804

Change-Id: Ib0d867a122466e50cb15fef3b320fb2ee8455ef2
Signed-off-by: Wei Sun <wsun@nvidia.com>
Reviewed-on: http://git-master/r/435297
Reviewed-by: Kevin Huang (Eng-SW) <kevinh@nvidia.com>
Tested-by: Kevin Huang (Eng-SW) <kevinh@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Yu-Huan Hsu <yhsu@nvidia.com>
This commit is contained in:
Wei Sun
2014-07-07 15:19:29 -07:00
committed by Dan Willemsen
parent fec60b6e6e
commit 5ea7ab10ec
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/nvgpu/gm20b/ltc_gm20b.c
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@@ -131,7 +131,7 @@ static int gm20b_ltc_cbc_ctrl(struct gk20a *g, enum gk20a_cbc_op op,
BUG_ON(1);
}
gk20a_writel(g, ltc_ltcs_ltss_cbc_ctrl1_r(),
gk20a_readl(g, ltc_ltcs_ltss_cbc_ctrl1_r()) || hw_op);
gk20a_readl(g, ltc_ltcs_ltss_cbc_ctrl1_r()) | hw_op);
for (ltc = 0; ltc < g->ltc_count; ltc++) {
for (slice = 0; slice < slices_per_ltc; slice++) {