From: Hawking Zhang <Hawking.Zhang@amd.com>
Date: Thu, 28 Dec 2023 08:17:31 +0000 (+0800)
Subject: drm/amdgpu: Query boot status if discovery failed
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=c8cb7e09db90109cf4a34b0ad994e335f88e5bdb;p=linux.git

drm/amdgpu: Query boot status if discovery failed

Check and report boot status if discovery failed.

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Yang Wang <kevinyang.wang@amd.com>
Reviewed-by: Le Ma <le.ma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
index c7d60dd0fb975..7ed1b9fb46052 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
@@ -27,6 +27,7 @@
 #include "amdgpu_discovery.h"
 #include "soc15_hw_ip.h"
 #include "discovery.h"
+#include "amdgpu_ras.h"
 
 #include "soc15.h"
 #include "gfx_v9_0.h"
@@ -98,6 +99,7 @@
 #define FIRMWARE_IP_DISCOVERY "amdgpu/ip_discovery.bin"
 MODULE_FIRMWARE(FIRMWARE_IP_DISCOVERY);
 
+#define mmIP_DISCOVERY_VERSION  0x16A00
 #define mmRCC_CONFIG_MEMSIZE	0xde3
 #define mmMP0_SMN_C2PMSG_33	0x16061
 #define mmMM_INDEX		0x0
@@ -518,7 +520,9 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev)
 out:
 	kfree(adev->mman.discovery_bin);
 	adev->mman.discovery_bin = NULL;
-
+	if ((amdgpu_discovery != 2) &&
+	    (RREG32(mmIP_DISCOVERY_VERSION) == 4))
+		amdgpu_ras_query_boot_status(adev, 4);
 	return r;
 }