aboutsummaryrefslogtreecommitdiffstats
path: root/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/5756-Revert-drm-amdgpu-revert-psp-firmware-load-status-ch.patch
blob: 73e5485af3db829ec91684199b5d9cbcdd064812 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
From 0989b02cc7c434d41af054096dcf43c6b1eea297 Mon Sep 17 00:00:00 2001
From: Raveendra Talabattula <raveendra.talabattula@amd.com>
Date: Thu, 7 Feb 2019 11:45:55 +0530
Subject: [PATCH 5756/5758] Revert drm/amdgpu: revert psp firmware load status
 check

Signed-off-by: Raveendra Talabattula <raveendra.talabattula@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index a70657d..a176706 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -134,6 +134,13 @@ psp_cmd_submit_buf(struct psp_context *psp,
 		msleep(1);
 	}
 
+	/* the status field must be 0 after FW is loaded */
+	if (ucode && psp->cmd_buf_mem->resp.status) {
+		DRM_ERROR("failed loading with status (%d) and ucode id (%d)\n",
+			  psp->cmd_buf_mem->resp.status, ucode->ucode_id);
+		return -EINVAL;
+	}
+
 	if (ucode) {
 		ucode->tmr_mc_addr_lo = psp->cmd_buf_mem->resp.fw_addr_lo;
 		ucode->tmr_mc_addr_hi = psp->cmd_buf_mem->resp.fw_addr_hi;
-- 
2.7.4