MES internal will check CP_MES_MSCRATCH_LO/HI register to set scratch data location during ucode start, driver side need to start the MES one by one with different setting for each pipe
Signed-off-by: Shaoyun Liu <[email protected]> --- drivers/gpu/drm/amd/amdgpu/mes_v12_0.c | 43 +++++++++++++++++++------- 1 file changed, 31 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/mes_v12_0.c b/drivers/gpu/drm/amd/amdgpu/mes_v12_0.c index d24a0e7fff15..f79edff19333 100644 --- a/drivers/gpu/drm/amd/amdgpu/mes_v12_0.c +++ b/drivers/gpu/drm/amd/amdgpu/mes_v12_0.c @@ -992,29 +992,47 @@ static void mes_v12_0_enable(struct amdgpu_device *adev, bool enable) uint32_t pipe, data = 0; if (enable) { - data = RREG32_SOC15(GC, 0, regCP_MES_CNTL); - data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_RESET, 1); - data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_RESET, 1); - WREG32_SOC15(GC, 0, regCP_MES_CNTL, data); - mutex_lock(&adev->srbm_mutex); for (pipe = 0; pipe < AMDGPU_MAX_MES_PIPES; pipe++) { soc21_grbm_select(adev, 3, pipe, 0, 0); + if (amdgpu_mes_log_enable) { + uint32_t log_size = AMDGPU_MES_LOG_BUFFER_SIZE + AMDGPU_MES_MSCRATCH_SIZE; + /* In case uni mes is not enabled, only program for pipe 0 */ + if (adev->mes.event_log_size >= (pipe + 1) * log_size) { + WREG32_SOC15(GC, 0, regCP_MES_MSCRATCH_LO, + lower_32_bits(adev->mes.event_log_gpu_addr + pipe * log_size + AMDGPU_MES_LOG_BUFFER_SIZE)); + WREG32_SOC15(GC, 0, regCP_MES_MSCRATCH_HI, + upper_32_bits(adev->mes.event_log_gpu_addr + pipe * log_size + AMDGPU_MES_LOG_BUFFER_SIZE)); + dev_info(adev->dev, "Setup CP MES MSCRATCH address : 0x%x. 0x%x\n", + RREG32_SOC15(GC, 0, regCP_MES_MSCRATCH_HI), + RREG32_SOC15(GC, 0, regCP_MES_MSCRATCH_LO)); + } + } + + data = RREG32_SOC15(GC, 0, regCP_MES_CNTL); + if (pipe == 0) + data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE0_RESET, 1); + else + data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_RESET, 1); + WREG32_SOC15(GC, 0, regCP_MES_CNTL, data); ucode_addr = adev->mes.uc_start_addr[pipe] >> 2; WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START, lower_32_bits(ucode_addr)); WREG32_SOC15(GC, 0, regCP_MES_PRGRM_CNTR_START_HI, upper_32_bits(ucode_addr)); + + /* unhalt MES and activate one pipe each loop */ + if (pipe == 0) + data = REG_SET_FIELD(0, CP_MES_CNTL, MES_PIPE0_ACTIVE, 1); + else + data = REG_SET_FIELD(0, CP_MES_CNTL, MES_PIPE1_ACTIVE, 1); + WREG32_SOC15(GC, 0, regCP_MES_CNTL, data); + } soc21_grbm_select(adev, 0, 0, 0, 0); mutex_unlock(&adev->srbm_mutex); - /* unhalt MES and activate pipe0 */ - data = REG_SET_FIELD(0, CP_MES_CNTL, MES_PIPE0_ACTIVE, 1); - data = REG_SET_FIELD(data, CP_MES_CNTL, MES_PIPE1_ACTIVE, 1); - WREG32_SOC15(GC, 0, regCP_MES_CNTL, data); - if (amdgpu_emu_mode) msleep(100); else if (adev->enable_uni_mes) @@ -1488,8 +1506,9 @@ static int mes_v12_0_sw_init(struct amdgpu_ip_block *ip_block) adev->mes.kiq_hw_fini = &mes_v12_0_kiq_hw_fini; adev->mes.enable_legacy_queue_map = true; - adev->mes.event_log_size = adev->enable_uni_mes ? (AMDGPU_MAX_MES_PIPES * AMDGPU_MES_LOG_BUFFER_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_MSCRATCH_SIZE)) : + (AMDGPU_MES_LOG_BUFFER_SIZE + AMDGPU_MES_MSCRATCH_SIZE); r = amdgpu_mes_init(adev); if (r) return r; -- 2.34.1
