From 72ea12f6be3bb57c2118189f7a7cfeb1f7c2748c Mon Sep 17 00:00:00 2001 From: Jonathan Kim Date: Wed, 18 Jun 2025 10:45:55 -0400 Subject: drm/amdgpu: update remove after reset flag for MES remove queue Remove queue after reset flag is required to remove a queue that has been successfully reset to clean up the MES' internal state. Signed-off-by: Jonathan Kim Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h index 97c137c90f97..9c27a68cb82f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h @@ -239,6 +239,7 @@ struct mes_add_queue_input { struct mes_remove_queue_input { uint32_t doorbell_offset; uint64_t gang_context_addr; + bool remove_queue_after_reset; }; struct mes_map_legacy_queue_input { -- cgit v1.2.3 From 6169b555db1392e79159e114fff105987231e4ce Mon Sep 17 00:00:00 2001 From: Victor Zhao Date: Thu, 9 Oct 2025 10:42:48 +0800 Subject: drm/amdgpu: use GPU_HDP_FLUSH for sriov Currently SRIOV runtime will use kiq to write HDP_MEM_FLUSH_CNTL for hdp flush. This register need to be write from CPU for nbif to aware, otherwise it will not work. Implement amdgpu_kiq_hdp_flush and use kiq to do gpu hdp flush during sriov runtime. v2: - fallback to amdgpu_asic_flush_hdp when amdgpu_kiq_hdp_flush failed - add function amdgpu_mes_hdp_flush v3: - changed returned error Reviewed-by: Lijo Lazar Signed-off-by: Victor Zhao Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h index 9c27a68cb82f..e989225b354b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h @@ -429,6 +429,7 @@ int amdgpu_mes_wreg(struct amdgpu_device *adev, int amdgpu_mes_reg_write_reg_wait(struct amdgpu_device *adev, uint32_t reg0, uint32_t reg1, uint32_t ref, uint32_t mask); +int amdgpu_mes_hdp_flush(struct amdgpu_device *adev); int amdgpu_mes_set_shader_debugger(struct amdgpu_device *adev, uint64_t process_context_addr, uint32_t spi_gdbg_per_vmid_cntl, -- cgit v1.2.3