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From cc818d6fff59c00bb11326d2e0d06480639ea6a0 Mon Sep 17 00:00:00 2001
From: Rex Zhu <Rex.Zhu@amd.com>
Date: Thu, 21 Dec 2017 18:38:47 +0800
Subject: [PATCH 3030/4131] drm/amd/pp: Get and save CZ/ST smu version
The smu firmware is loaded by the sbios on APUs, so query it
from the smu and save the smu fw version info that is reported
to userspace.
Change-Id: I5de5aff3eaa9a7f0c273fa31bd252c52211f4247
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c | 2 ++
drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c | 13 +++++++++++++
2 files changed, 15 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
index 13607e2..4466f35 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
@@ -801,6 +801,8 @@ static int amdgpu_cgs_get_firmware_info(struct cgs_device *cgs_device,
else
strcpy(fw_name, "amdgpu/vega10_smc.bin");
break;
+ case CHIP_CARRIZO:
+ case CHIP_STONEY:
case CHIP_RAVEN:
adev->pm.fw_version = info->version;
return 0;
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c
index 78ab055..4d3aff3 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c
@@ -709,6 +709,19 @@ static int cz_start_smu(struct pp_hwmgr *hwmgr)
{
int ret = 0;
uint32_t fw_to_check = 0;
+ struct cgs_firmware_info info = {0};
+ uint32_t index = SMN_MP1_SRAM_START_ADDR +
+ SMU8_FIRMWARE_HEADER_LOCATION +
+ offsetof(struct SMU8_Firmware_Header, Version);
+
+
+ if (hwmgr == NULL || hwmgr->device == NULL)
+ return -EINVAL;
+
+ cgs_write_register(hwmgr->device, mmMP0PUB_IND_INDEX, index);
+ hwmgr->smu_version = cgs_read_register(hwmgr->device, mmMP0PUB_IND_DATA);
+ info.version = hwmgr->smu_version >> 8;
+ cgs_get_firmware_info(hwmgr->device, CGS_UCODE_ID_SMU, &info);
fw_to_check = UCODE_ID_RLC_G_MASK |
UCODE_ID_SDMA0_MASK |
--
2.7.4
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