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From: Mario Limonciello <mario.limonciello@amd.com>
To: Alex Deucher <alexander.deucher@amd.com>, <linux-kernel@vger.kernel.org>
Cc: Javier Martinez Canillas <javierm@redhat.com>,
	Carlos Soriano Sanchez <csoriano@redhat.com>,
	<amd-gfx@lists.freedesktop.org>,
	<dri-devel@lists.freedesktop.org>,
	David Airlie <airlied@gmail.com>,
	"Daniel Vetter" <daniel@ffwll.ch>, <christian.koenig@amd.com>,
	Lazar Lijo <Lijo.Lazar@amd.com>,
	Mario Limonciello <mario.limonciello@amd.com>,
	"Pan, Xinhui" <Xinhui.Pan@amd.com>
Subject: [PATCH v4 21/27] drm/amd: Avoid BUG() for case of SRIOV missing IP version
Date: Tue, 3 Jan 2023 16:18:40 -0600	[thread overview]
Message-ID: <20230103221852.22813-22-mario.limonciello@amd.com> (raw)
In-Reply-To: <20230103221852.22813-1-mario.limonciello@amd.com>

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

Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
---
 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 ac4d675abcb5..d51fe3431e2b 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;
-- 
2.34.1


  parent reply	other threads:[~2023-01-03 22:22 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-03 22:18 [PATCH v4 00/27] Recover from failure to probe GPU Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 01/27] drm/amd: Delay removal of the firmware framebuffer Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 02/27] drm/amd: Add a legacy mapping to "amdgpu_ucode_ip_version_decode" Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 03/27] drm/amd: Convert SMUv11 microcode to use `amdgpu_ucode_ip_version_decode` Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 04/27] drm/amd: Convert SMUv13 " Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 05/27] drm/amd: Add a new helper for loading/validating microcode Mario Limonciello
2023-01-04  4:53   ` Lazar, Lijo
2023-01-04  9:37     ` Christian König
2023-01-03 22:18 ` [PATCH v4 06/27] drm/amd: Use `amdgpu_ucode_load` helper for SDMA Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 07/27] drm/amd: Convert SDMA to use `amdgpu_ucode_ip_version_decode` Mario Limonciello
2023-01-04  4:54   ` Lazar, Lijo
2023-01-03 22:18 ` [PATCH v4 08/27] drm/amd: Make SDMA firmware load failures less noisy Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 09/27] drm/amd: Use `amdgpu_ucode_load` helper for VCN Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 10/27] drm/amd: Load VCN microcode during early_init Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 11/27] drm/amd: Load MES " Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 12/27] drm/amd: Use `amdgpu_ucode_load` helper for MES Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 13/27] drm/amd: Remove superfluous assignment for `adev->mes.adev` Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 14/27] drm/amd: Use `amdgpu_ucode_load` helper for GFX9 Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 15/27] drm/amd: Load GFX9 microcode during early_init Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 16/27] drm/amd: Use `amdgpu_ucode_load` helper for GFX10 Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 17/27] drm/amd: Load GFX10 microcode during early_init Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 18/27] drm/amd: Use `amdgpu_ucode_load` helper for GFX11 Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 19/27] drm/amd: Load GFX11 microcode during early_init Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 20/27] drm/amd: Parse both v1 and v2 TA microcode headers using same function Mario Limonciello
2023-01-03 22:18 ` Mario Limonciello [this message]
2023-01-03 22:18 ` [PATCH v4 22/27] drm/amd: Load PSP microcode during early_init Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 23/27] drm/amd: Use `amdgpu_ucode_load` helper for PSP Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 24/27] drm/amd/display: Load DMUB microcode during early_init Mario Limonciello
2023-01-04 15:52   ` Harry Wentland
2023-01-03 22:18 ` [PATCH v4 25/27] drm/amd: Use `amdgpu_ucode_load` helper for SMU Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 26/27] drm/amd: Load SMU microcode during early_init Mario Limonciello
2023-01-03 22:18 ` [PATCH v4 27/27] drm/amd: Optimize SRIOV switch/case for PSP microcode load Mario Limonciello
2023-01-04 13:18   ` Christian König
2023-01-04 15:42     ` Limonciello, Mario

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