diff options
| author | Kevin Wang <Kevin1.Wang@amd.com> | 2018-12-12 11:21:16 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-03-19 15:03:55 -0500 |
| commit | 765c50cb242650631d1c84e5202e0b302ea7f6bd (patch) | |
| tree | 968949a053c894d028c8e2b78cd144ec50465804 /drivers | |
| parent | 7b0031b6ea2b31f945eb32ae9f3191d8e8b15e1b (diff) | |
| download | linux-765c50cb242650631d1c84e5202e0b302ea7f6bd.tar.bz2 | |
drm/amd/powerplay: implement check_fw_version function for smu11
Add function of check firmware version for smu11
Signed-off-by: Kevin Wang <Kevin1.Wang@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c index 142ad1da5690..58091442f8d3 100644 --- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c @@ -26,6 +26,7 @@ #include "amdgpu_smu.h" #include "smu_v11_0.h" #include "smu_v11_0_ppsmc.h" +#include "smu11_driver_if.h" #include "soc15_common.h" #include "asic_reg/thm/thm_11_0_2_offset.h" @@ -44,6 +45,14 @@ static int smu_v11_0_send_msg_without_waiting(struct smu_context *smu, return 0; } +static int smu_v11_0_read_arg(struct smu_context *smu, uint32_t *arg) +{ + struct amdgpu_device *adev = smu->adev; + + *arg = RREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_82); + return 0; +} + static int smu_v11_0_wait_for_response(struct smu_context *smu) { struct amdgpu_device *adev = smu->adev; @@ -182,10 +191,30 @@ static int smu_v11_0_check_fw_status(struct smu_context *smu) return -EIO; } +static int smu_v11_0_check_fw_version(struct smu_context *smu) +{ + uint32_t smu_version = 0xff; + int ret = 0; + + ret = smu_send_smc_msg(smu, PPSMC_MSG_GetDriverIfVersion); + if (ret) + goto err; + + ret = smu_v11_0_read_arg(smu, &smu_version); + if (ret) + goto err; + + if (smu_version == SMU11_DRIVER_IF_VERSION) + return 0; +err: + return ret; +} + static const struct smu_funcs smu_v11_0_funcs = { .init_microcode = smu_v11_0_init_microcode, .load_microcode = smu_v11_0_load_microcode, .check_fw_status = smu_v11_0_check_fw_status, + .check_fw_version = smu_v11_0_check_fw_version, .send_smc_msg = smu_v11_0_send_msg, .send_smc_msg_with_param = smu_v11_0_send_msg_with_param, }; |