From 9475a9434f594f3a972ab8cb71e9c1333923acf6 Mon Sep 17 00:00:00 2001 From: Shaoyun Liu Date: Thu, 1 Feb 2018 18:13:23 -0500 Subject: [PATCH] drm/amdgpu: Add place holder for soc15 asic init on emulation Add common smu_soc_asic_init function to emulate the sillicon post sequence Signed-off-by: Shaoyun Liu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/Makefile | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 2 ++ drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 18 +++--------- drivers/gpu/drm/amd/amdgpu/emu_soc.c | 33 ++++++++++++++++++++++ 4 files changed, 40 insertions(+), 15 deletions(-) create mode 100644 drivers/gpu/drm/amd/amdgpu/emu_soc.c diff --git a/drivers/gpu/drm/amd/amdgpu/Makefile b/drivers/gpu/drm/amd/amdgpu/Makefile index d6e5b7273853..be5e5acc3e39 100644 --- a/drivers/gpu/drm/amd/amdgpu/Makefile +++ b/drivers/gpu/drm/amd/amdgpu/Makefile @@ -63,7 +63,7 @@ amdgpu-$(CONFIG_DRM_AMDGPU_CIK)+= cik.o cik_ih.o kv_smc.o kv_dpm.o \ amdgpu-$(CONFIG_DRM_AMDGPU_SI)+= si.o gmc_v6_0.o gfx_v6_0.o si_ih.o si_dma.o dce_v6_0.o si_dpm.o si_smc.o amdgpu-y += \ - vi.o mxgpu_vi.o nbio_v6_1.o soc15.o mxgpu_ai.o nbio_v7_0.o vega10_reg_init.o + vi.o mxgpu_vi.o nbio_v6_1.o soc15.o emu_soc.o mxgpu_ai.o nbio_v7_0.o vega10_reg_init.o # add GMC block amdgpu-y += \ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 8ad0d48a1fe3..44cf4b9a5703 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -1657,6 +1657,8 @@ void amdgpu_mm_wdoorbell64(struct amdgpu_device *adev, u32 index, u64 v); bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type); bool amdgpu_device_has_dc_support(struct amdgpu_device *adev); +int emu_soc_asic_init(struct amdgpu_device *adev); + /* * Registers read & write functions. */ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index c3e2235cb430..c9a8cf87934e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1311,19 +1311,6 @@ static int amdgpu_device_ip_init(struct amdgpu_device *adev) } adev->ip_blocks[i].status.sw = true; - if (amdgpu_emu_mode == 1) { - /* Need to do common hw init first on emulation */ - if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_COMMON) { - r = adev->ip_blocks[i].version->funcs->hw_init((void *)adev); - if (r) { - DRM_ERROR("hw_init of IP block <%s> failed %d\n", - adev->ip_blocks[i].version->funcs->name, r); - return r; - } - adev->ip_blocks[i].status.hw = true; - } - } - /* need to do gmc hw init early so we can allocate gpu mem */ if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_GMC) { r = amdgpu_device_vram_scratch_init(adev); @@ -1902,8 +1889,11 @@ int amdgpu_device_init(struct amdgpu_device *adev, if (runtime) vga_switcheroo_init_domain_pm_ops(adev->dev, &adev->vga_pm_domain); - if (amdgpu_emu_mode == 1) + if (amdgpu_emu_mode == 1) { + /* post the asic on emulation mode */ + emu_soc_asic_init(adev); goto fence_driver_init; + } /* Read BIOS */ if (!amdgpu_get_bios(adev)) { diff --git a/drivers/gpu/drm/amd/amdgpu/emu_soc.c b/drivers/gpu/drm/amd/amdgpu/emu_soc.c new file mode 100644 index 000000000000..d72c25c1b987 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/emu_soc.c @@ -0,0 +1,33 @@ +/* + * Copyright 2018 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ +#include "amdgpu.h" +#include "soc15.h" + +#include "soc15_common.h" +#include "soc15_hw_ip.h" + +int emu_soc_asic_init(struct amdgpu_device *adev) +{ + return 0; +} + -- 2.30.2