linux-kernel - [PATCH 5.3 141/163] drm/amdgpu: Fix SDMA hang when performing VKexample test

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20191104212150.546790069@linuxfoundation.org>
Date:   Mon,  4 Nov 2019 22:45:31 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, chen gong <curry.gong@....com>,
        Aaron Liu <aaron.liu@....com>,
        Alex Deucher <alexander.deucher@....com>
Subject: [PATCH 5.3 141/163] drm/amdgpu: Fix SDMA hang when performing VKexample test

From: chen gong <curry.gong@....com>

commit e5574f61e9d8274c49e9a5d943abde8e938d57e1 upstream.

VKexample test hang during Occlusion/SDMA/Varia runs.
Clear XNACK_WATERMK in reg SDMA0_UTCL1_WATERMK to fix this issue.

Signed-off-by: chen gong <curry.gong@....com>
Reviewed-by: Aaron Liu <aaron.liu@....com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Cc: stable@...r.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
@@ -159,6 +159,7 @@ static const struct soc15_reg_golden gol
 	SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC7_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001),
 	SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC7_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000),
 	SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_UTCL1_PAGE, 0x000003ff, 0x000003c0),
+	SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_UTCL1_WATERMK, 0xfc000000, 0x00000000)
 };
 
 static const struct soc15_reg_golden golden_settings_sdma1_4_2[] = {