From a13a4124c7de56d7c38cce106e16f88c429292f8 Mon Sep 17 00:00:00 2001 From: Terje Bergstrom Date: Fri, 11 Mar 2016 07:55:30 -0800 Subject: gpu: nvgpu: Disable illegal comptag interrupt Illegal comptag interrupt is triggered when a page is mapped with two different kinds with incompatible compression status. This can be intentional, so disable the interrupt. Change-Id: I84a212beac147991d09d2d381a9e770b1364f4d8 Signed-off-by: Terje Bergstrom Reviewed-on: http://git-master/r/1029663 (cherry picked from commit 819607a768f9fccdd0b233d58bcf88b9eee4ee19) Reviewed-on: http://git-master/r/1031010 Reviewed-by: Automatic_Commit_Validation_User GVS: Gerrit_Virtual_Submit --- drivers/gpu/nvgpu/gm20b/ltc_gm20b.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/nvgpu/gm20b/ltc_gm20b.c') diff --git a/drivers/gpu/nvgpu/gm20b/ltc_gm20b.c b/drivers/gpu/nvgpu/gm20b/ltc_gm20b.c index 5b6bff7f..ffc36903 100644 --- a/drivers/gpu/nvgpu/gm20b/ltc_gm20b.c +++ b/drivers/gpu/nvgpu/gm20b/ltc_gm20b.c @@ -1,7 +1,7 @@ /* * GM20B L2 * - * Copyright (c) 2014-2015 NVIDIA CORPORATION. All rights reserved. + * Copyright (c) 2014-2016 NVIDIA CORPORATION. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -190,6 +190,7 @@ void gm20b_ltc_init_fs_state(struct gk20a *g) reg = gk20a_readl(g, ltc_ltcs_ltss_intr_r()); reg &= ~ltc_ltcs_ltss_intr_en_evicted_cb_m(); reg &= ~ltc_ltcs_ltss_intr_en_illegal_compstat_access_m(); + reg &= ~ltc_ltcs_ltss_intr_en_illegal_compstat_m(); gk20a_writel(g, ltc_ltcs_ltss_intr_r(), reg); } -- cgit v1.2.2