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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Sasha Levin <sashal@kernel.org>,
	Xinhui.Pan@amd.com, guchun.chen@amd.com,
	dri-devel@lists.freedesktop.org, Lijo Lazar <lijo.lazar@amd.com>,
	amd-gfx@lists.freedesktop.org,
	Mario Limonciello <mario.limonciello@amd.com>,
	daniel@ffwll.ch, Alex Deucher <alexander.deucher@amd.com>,
	Likun.Gao@amd.com, candice.li@amd.com, airlied@gmail.com,
	christian.koenig@amd.com, Hawking.Zhang@amd.com
Subject: [PATCH AUTOSEL 6.2 11/60] drm/amd: Avoid BUG() for case of SRIOV missing IP version
Date: Sun, 26 Feb 2023 20:59:56 -0500	[thread overview]
Message-ID: <20230227020045.1045105-11-sashal@kernel.org> (raw)
In-Reply-To: <20230227020045.1045105-1-sashal@kernel.org>

From: Mario Limonciello <mario.limonciello@amd.com>

[ Upstream commit 93fec4f8c158584065134b4d45e875499bf517c8 ]

No need to crash the kernel.  AMDGPU will now fail to probe.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 7a2fc920739bb..ba092072308fa 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -380,7 +380,7 @@ static int psp_init_sriov_microcode(struct psp_context *psp)
 		adev->virt.autoload_ucode_id = AMDGPU_UCODE_ID_CP_MES1_DATA;
 		break;
 	default:
-		BUG();
+		ret = -EINVAL;
 		break;
 	}
 	return ret;
-- 
2.39.0


  parent reply	other threads:[~2023-02-27  2:01 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20230227020045.1045105-1-sashal@kernel.org>
2023-02-27  1:59 ` [PATCH AUTOSEL 6.2 03/60] drm/amd/display: Reduce expected sdp bandwidth for dcn321 Sasha Levin
2023-02-27  1:59 ` [PATCH AUTOSEL 6.2 04/60] drm/amd/display: Revert Reduce delay when sink device not able to ACK 00340h write Sasha Levin
2023-02-27  1:59 ` [PATCH AUTOSEL 6.2 05/60] drm/amd/display: Fix potential null-deref in dm_resume Sasha Levin
2023-02-27  1:59 ` [PATCH AUTOSEL 6.2 09/60] drm/amd/display: Defer DIG FIFO disable after VID stream enable Sasha Levin
2023-02-27  1:59 ` [PATCH AUTOSEL 6.2 10/60] drm/radeon: free iio for atombios when driver shutdown Sasha Levin
2023-02-27  1:59 ` Sasha Levin [this message]
2023-02-27  1:59 ` [PATCH AUTOSEL 6.2 12/60] drm/amdkfd: Page aligned memory reserve size Sasha Levin
2023-02-27  2:00 ` [PATCH AUTOSEL 6.2 15/60] drm/amd: Avoid ASSERT for some message failures Sasha Levin
2023-02-27  2:00 ` [PATCH AUTOSEL 6.2 16/60] drm: amd: display: Fix memory leakage Sasha Levin
2023-02-27  2:00 ` [PATCH AUTOSEL 6.2 17/60] drm/amd/display: fix mapping to non-allocated address Sasha Levin
2023-02-27  2:00 ` [PATCH AUTOSEL 6.2 28/60] drm/amd/display: Set hvm_enabled flag for S/G mode Sasha Levin
2023-02-27  2:00 ` [PATCH AUTOSEL 6.2 38/60] Revert "drm/amdgpu: TA unload messages are not actually sent to psp when amdgpu is uninstalled" Sasha Levin
2023-02-27  2:00 ` [PATCH AUTOSEL 6.2 39/60] drm/amd/display: fix FCLK pstate change underflow Sasha Levin
2023-02-27  2:00 ` [PATCH AUTOSEL 6.2 45/60] drm/amd/display: Do not set DRR on pipe commit Sasha Levin
2023-02-27  2:00 ` [PATCH AUTOSEL 6.2 46/60] drm/amd/display: Do not commit pipe when updating DRR Sasha Levin
2023-02-27  2:00 ` [PATCH AUTOSEL 6.2 50/60] drm/amd/display: Move DCN314 DOMAIN power control to DMCUB Sasha Levin
2023-02-27  2:00 ` [PATCH AUTOSEL 6.2 51/60] drm/amd/display: Enable P-state validation checks for DCN314 Sasha Levin
2023-02-27  2:00 ` [PATCH AUTOSEL 6.2 53/60] drm/amd/display: Disable HUBP/DPP PG on DCN314 for now Sasha Levin
2023-02-27  2:00 ` [PATCH AUTOSEL 6.2 54/60] drm/amd/display: disable SubVP + DRR to prevent underflow Sasha Levin

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