From 873a7ea3007b90fb8b507dc7d6eeb1ab705d4855 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Thu, 21 Dec 2017 18:38:47 +0800 Subject: [PATCH] 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. Reviewed-by: Alex Deucher Signed-off-by: Rex Zhu Signed-off-by: Alex Deucher --- 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