diff options
| author | Kevin Wang <kevin1.wang@amd.com> | 2019-04-29 09:47:41 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-05-24 20:20:47 +0300 |
| commit | 4fde03a7efe42f1b3de3b483f98dc4551dd62ac4 (patch) | |
| tree | b4f24b7749db960035c5ea4e0e191b5120fa59b4 | |
| parent | eef2d67ead3e14e284cc840894727b095fe774c2 (diff) | |
| download | linux-4fde03a7efe42f1b3de3b483f98dc4551dd62ac4.tar.xz | |
drm/amd/powerplay: add helper function to get smu firmware & if version
add this helper function to get smc version.
Signed-off-by: Kevin Wang <kevin1.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 30 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 23 |
3 files changed, 46 insertions, 8 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c index c058c784180e..52d919a8b70a 100644 --- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c @@ -30,6 +30,36 @@ #include "atom.h" #include "amd_pcie.h" +int smu_get_smc_version(struct smu_context *smu, uint32_t *if_version, uint32_t *smu_version) +{ + int ret = 0; + + if (!if_version && !smu_version) + return -EINVAL; + + if (if_version) { + ret = smu_send_smc_msg(smu, SMU_MSG_GetDriverIfVersion); + if (ret) + return ret; + + ret = smu_read_smc_arg(smu, if_version); + if (ret) + return ret; + } + + if (smu_version) { + ret = smu_send_smc_msg(smu, SMU_MSG_GetSmuVersion); + if (ret) + return ret; + + ret = smu_read_smc_arg(smu, smu_version); + if (ret) + return ret; + } + + return ret; +} + int smu_dpm_set_power_gate(struct smu_context *smu, uint32_t block_type, bool gate) { diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h index c8b168b3413b..89052414e9f1 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h +++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h @@ -767,4 +767,5 @@ extern int smu_dpm_set_power_gate(struct smu_context *smu,uint32_t block_type, b extern int smu_handle_task(struct smu_context *smu, enum amd_dpm_forced_level level, enum amd_pp_task task_id); +int smu_get_smc_version(struct smu_context *smu, uint32_t *if_version, uint32_t *smu_version); #endif diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c index 92903a4cc4d8..cd36c4272659 100644 --- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c @@ -223,20 +223,27 @@ static int smu_v11_0_check_fw_status(struct smu_context *smu) static int smu_v11_0_check_fw_version(struct smu_context *smu) { - uint32_t smu_version = 0xff; + uint32_t if_version = 0xff, smu_version = 0xff; + uint16_t smu_major; + uint8_t smu_minor, smu_debug; int ret = 0; - ret = smu_send_smc_msg(smu, SMU_MSG_GetDriverIfVersion); + ret = smu_get_smc_version(smu, &if_version, &smu_version); if (ret) - goto err; + return ret; - ret = smu_read_smc_arg(smu, &smu_version); - if (ret) - goto err; + smu_major = (smu_version >> 16) & 0xffff; + smu_minor = (smu_version >> 8) & 0xff; + smu_debug = (smu_version >> 0) & 0xff; + + pr_info("SMU Driver IF Version = 0x%08x, SMU FW Version = 0x%08x (%d.%d.%d)\n", + if_version, smu_version, smu_major, smu_minor, smu_debug); - if (smu_version != smu->smc_if_version) + if (if_version != smu->smc_if_version) { + pr_err("SMU driver if version not matched\n"); ret = -EINVAL; -err: + } + return ret; } |