[PATCH] drm/amdgpu : Increase the mes log buffer size as per new MES FW version

[Liu, Shaoyun]

[AMD Official Use Only - General]

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________________________________
From: Liu, Shaoyun <Shaoyun.Liu at amd.com>
Sent: Friday, March 22, 2024 12:49:56 PM
To: amd-gfx at lists.freedesktop.org <amd-gfx at lists.freedesktop.org>
Cc: Liu, Shaoyun <Shaoyun.Liu at amd.com>
Subject: [PATCH] drm/amdgpu : Increase the mes log buffer size as per new MES FW version

>From MES version 0x54, the log entry increased and require the log buffer
size to be increased. The 16k is maximum size agreed

Signed-off-by: shaoyunl <shaoyun.liu at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c | 5 ++---
 drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h | 1 +
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
index 9ace848e174c..78e4f88f5134 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
@@ -103,7 +103,7 @@ static int amdgpu_mes_event_log_init(struct amdgpu_device *adev)
         if (!amdgpu_mes_log_enable)
                 return 0;

-       r = amdgpu_bo_create_kernel(adev, PAGE_SIZE, PAGE_SIZE,
+       r = amdgpu_bo_create_kernel(adev, AMDGPU_MES_LOG_BUFFER_SIZE, PAGE_SIZE,
                                     AMDGPU_GEM_DOMAIN_GTT,
                                     &adev->mes.event_log_gpu_obj,
                                     &adev->mes.event_log_gpu_addr,
@@ -1548,12 +1548,11 @@ static int amdgpu_debugfs_mes_event_log_show(struct seq_file *m, void *unused)
         uint32_t *mem = (uint32_t *)(adev->mes.event_log_cpu_addr);

         seq_hex_dump(m, "", DUMP_PREFIX_OFFSET, 32, 4,
-                    mem, PAGE_SIZE, false);
+                    mem, AMDGPU_MES_LOG_BUFFER_SIZE, false);

         return 0;
 }

-
 DEFINE_SHOW_ATTRIBUTE(amdgpu_debugfs_mes_event_log);

 #endif
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
index 7d4f93fea937..4c8fc3117ef8 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
@@ -52,6 +52,7 @@ enum amdgpu_mes_priority_level {

 #define AMDGPU_MES_PROC_CTX_SIZE 0x1000 /* one page area */
 #define AMDGPU_MES_GANG_CTX_SIZE 0x1000 /* one page area */
+#define AMDGPU_MES_LOG_BUFFER_SIZE 0x4000 /* Maximu log buffer size for MES */

 struct amdgpu_mes_funcs;

--
2.34.1

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