From 09d49e14ea6fd125a21f89b80f888c09be32a174 Mon Sep 17 00:00:00 2001 From: Jonathan Kim Date: Tue, 23 May 2023 11:57:27 -0400 Subject: drm/amdkfd: fix and enable debugging for gfx11 There are a couple of fixes required to enable gfx11 debugging. First, ADD_QUEUE.trap_en is an inappropriate place to toggle a per-process register so move it to SET_SHADER_DEBUGGER.trap_en. When ADD_QUEUE.skip_process_ctx_clear is set, MES will prioritize the SET_SHADER_DEBUGGER.trap_en setting. Second, to preserve correct save/restore priviledged wave states in coordination with the trap enablement setting, resume suspended waves early in the disable call. Signed-off-by: Jonathan Kim Reviewed-by: Felix Kuehling Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c index 20cc3fffe921..e9091ebfe230 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c @@ -928,7 +928,8 @@ int amdgpu_mes_set_shader_debugger(struct amdgpu_device *adev, uint64_t process_context_addr, uint32_t spi_gdbg_per_vmid_cntl, const uint32_t *tcp_watch_cntl, - uint32_t flags) + uint32_t flags, + bool trap_en) { struct mes_misc_op_input op_input = {0}; int r; @@ -945,6 +946,10 @@ int amdgpu_mes_set_shader_debugger(struct amdgpu_device *adev, memcpy(op_input.set_shader_debugger.tcp_watch_cntl, tcp_watch_cntl, sizeof(op_input.set_shader_debugger.tcp_watch_cntl)); + if (((adev->mes.sched_version & AMDGPU_MES_API_VERSION_MASK) >> + AMDGPU_MES_API_VERSION_SHIFT) >= 14) + op_input.set_shader_debugger.trap_en = trap_en; + amdgpu_mes_lock(&adev->mes); r = adev->mes.funcs->misc_op(&adev->mes, &op_input); -- cgit