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drm/amdgpu/mes: fix issue of writing to the same log buffer from 2 MES pipes

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With Unified MES enabled in gfx12, need separate event log buffer for the
2 MES pipes to avoid data overwrite.

Signed-off-by: Michael Chen <michael.chen@amd.com>
Reviewed-by: Jack Xiao <Jack.Xiao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 144df260f3)
Cc: stable@vger.kernel.org # 6.11.x
This commit is contained in:
Michael Chen 2024-10-08 15:29:50 -04:00 committed by Alex Deucher
parent c0ec082f10
commit 7760d7f93c
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/amd/amdgpu/mes_v12_0.c
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@ -621,7 +621,7 @@ static int mes_v12_0_set_hw_resources(struct amdgpu_mes *mes, int pipe)
if (amdgpu_mes_log_enable) {
mes_set_hw_res_pkt.enable_mes_event_int_logging = 1;
mes_set_hw_res_pkt.event_intr_history_gpu_mc_ptr = mes->event_log_gpu_addr;
mes_set_hw_res_pkt.event_intr_history_gpu_mc_ptr = mes->event_log_gpu_addr + pipe * AMDGPU_MES_LOG_BUFFER_SIZE;
}
return mes_v12_0_submit_pkt_and_poll_completion(mes, pipe,
@ -1336,7 +1336,7 @@ static int mes_v12_0_sw_init(void *handle)
adev->mes.kiq_hw_fini = &mes_v12_0_kiq_hw_fini;
adev->mes.enable_legacy_queue_map = true;
adev->mes.event_log_size = AMDGPU_MES_LOG_BUFFER_SIZE;
adev->mes.event_log_size = adev->enable_uni_mes ? (AMDGPU_MAX_MES_PIPES * AMDGPU_MES_LOG_BUFFER_SIZE) : AMDGPU_MES_LOG_BUFFER_SIZE;
r = amdgpu_mes_init(adev);
if (r)